./Ultimate.py --spec ../../sv-benchmarks/c/properties/valid-memsafety.prp --file ../../sv-benchmarks/c/ldv-memsafety/memleaks_test3_true-valid-memsafety_true-termination.i --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for memory safety (deref-memtrack) Using default analysis Version 0cd3be1d Calling Ultimate with: java -Dosgi.configuration.area=/tmp/vcloud-vcloud-master/worker/working_dir_9fd9599a-937a-45c7-b803-c88bec0ad26d/bin-2019/uautomizer/data/config -Xmx12G -Xms1G -jar /tmp/vcloud-vcloud-master/worker/working_dir_9fd9599a-937a-45c7-b803-c88bec0ad26d/bin-2019/uautomizer/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/working_dir_9fd9599a-937a-45c7-b803-c88bec0ad26d/bin-2019/uautomizer/data -tc /tmp/vcloud-vcloud-master/worker/working_dir_9fd9599a-937a-45c7-b803-c88bec0ad26d/bin-2019/uautomizer/config/AutomizerMemDerefMemtrack.xml -i ../../sv-benchmarks/c/ldv-memsafety/memleaks_test3_true-valid-memsafety_true-termination.i -s /tmp/vcloud-vcloud-master/worker/working_dir_9fd9599a-937a-45c7-b803-c88bec0ad26d/bin-2019/uautomizer/config/svcomp-DerefFreeMemtrack-32bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/working_dir_9fd9599a-937a-45c7-b803-c88bec0ad26d/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 71d9e9cdb96aacb900c7761144c7261ca672a959 ..................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... Execution finished normally Writing output log to file Ultimate.log Result: TRUE --- Real Ultimate output --- This is Ultimate 0.1.23-0cd3be1 [2018-11-28 12:12:21,466 INFO L170 SettingsManager]: Resetting all preferences to default values... [2018-11-28 12:12:21,467 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2018-11-28 12:12:21,474 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2018-11-28 12:12:21,474 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2018-11-28 12:12:21,475 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2018-11-28 12:12:21,476 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2018-11-28 12:12:21,477 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2018-11-28 12:12:21,478 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2018-11-28 12:12:21,479 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2018-11-28 12:12:21,479 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2018-11-28 12:12:21,479 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2018-11-28 12:12:21,480 INFO L174 SettingsManager]: Resetting PEA to Boogie preferences to default values [2018-11-28 12:12:21,481 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2018-11-28 12:12:21,482 INFO L174 SettingsManager]: Resetting ChcToBoogie preferences to default values [2018-11-28 12:12:21,482 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2018-11-28 12:12:21,483 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2018-11-28 12:12:21,484 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2018-11-28 12:12:21,485 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2018-11-28 12:12:21,486 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2018-11-28 12:12:21,487 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2018-11-28 12:12:21,488 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2018-11-28 12:12:21,489 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2018-11-28 12:12:21,489 INFO L177 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2018-11-28 12:12:21,490 INFO L174 SettingsManager]: Resetting TreeAutomizer preferences to default values [2018-11-28 12:12:21,490 INFO L174 SettingsManager]: Resetting IcfgTransformer preferences to default values [2018-11-28 12:12:21,491 INFO L174 SettingsManager]: Resetting Boogie Printer preferences to default values [2018-11-28 12:12:21,492 INFO L174 SettingsManager]: Resetting ReqPrinter preferences to default values [2018-11-28 12:12:21,492 INFO L174 SettingsManager]: Resetting Witness Printer preferences to default values [2018-11-28 12:12:21,493 INFO L177 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2018-11-28 12:12:21,493 INFO L174 SettingsManager]: Resetting CDTParser preferences to default values [2018-11-28 12:12:21,494 INFO L177 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2018-11-28 12:12:21,494 INFO L177 SettingsManager]: ReqParser provides no preferences, ignoring... [2018-11-28 12:12:21,494 INFO L174 SettingsManager]: Resetting SmtParser preferences to default values [2018-11-28 12:12:21,494 INFO L174 SettingsManager]: Resetting Witness Parser preferences to default values [2018-11-28 12:12:21,495 INFO L181 SettingsManager]: Finished resetting all preferences to default values... [2018-11-28 12:12:21,495 INFO L98 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/working_dir_9fd9599a-937a-45c7-b803-c88bec0ad26d/bin-2019/uautomizer/config/svcomp-DerefFreeMemtrack-32bit-Automizer_Default.epf [2018-11-28 12:12:21,505 INFO L110 SettingsManager]: Loading preferences was successful [2018-11-28 12:12:21,505 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2018-11-28 12:12:21,505 INFO L131 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2018-11-28 12:12:21,505 INFO L133 SettingsManager]: * ... calls to implemented procedures=ONLY_FOR_CONCURRENT_PROGRAMS [2018-11-28 12:12:21,506 INFO L131 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2018-11-28 12:12:21,506 INFO L133 SettingsManager]: * Create parallel compositions if possible=false [2018-11-28 12:12:21,506 INFO L133 SettingsManager]: * Use SBE=true [2018-11-28 12:12:21,506 INFO L131 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2018-11-28 12:12:21,507 INFO L133 SettingsManager]: * sizeof long=4 [2018-11-28 12:12:21,507 INFO L133 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2018-11-28 12:12:21,507 INFO L133 SettingsManager]: * Overapproximate operations on floating types=true [2018-11-28 12:12:21,507 INFO L133 SettingsManager]: * sizeof POINTER=4 [2018-11-28 12:12:21,507 INFO L133 SettingsManager]: * Check division by zero=IGNORE [2018-11-28 12:12:21,507 INFO L133 SettingsManager]: * Check for the main procedure if all allocated memory was freed=true [2018-11-28 12:12:21,507 INFO L133 SettingsManager]: * Bitprecise bitfields=true [2018-11-28 12:12:21,507 INFO L133 SettingsManager]: * SV-COMP memtrack compatibility mode=true [2018-11-28 12:12:21,508 INFO L133 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2018-11-28 12:12:21,508 INFO L133 SettingsManager]: * sizeof long double=12 [2018-11-28 12:12:21,508 INFO L133 SettingsManager]: * Use constant arrays=true [2018-11-28 12:12:21,508 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2018-11-28 12:12:21,508 INFO L133 SettingsManager]: * Size of a code block=SequenceOfStatements [2018-11-28 12:12:21,508 INFO L133 SettingsManager]: * To the following directory=./dump/ [2018-11-28 12:12:21,508 INFO L133 SettingsManager]: * SMT solver=External_DefaultMode [2018-11-28 12:12:21,508 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2018-11-28 12:12:21,509 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2018-11-28 12:12:21,509 INFO L133 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2018-11-28 12:12:21,509 INFO L133 SettingsManager]: * Trace refinement strategy=CAMEL [2018-11-28 12:12:21,509 INFO L133 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2018-11-28 12:12:21,509 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_9fd9599a-937a-45c7-b803-c88bec0ad26d/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 -> 71d9e9cdb96aacb900c7761144c7261ca672a959 [2018-11-28 12:12:21,535 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2018-11-28 12:12:21,542 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2018-11-28 12:12:21,544 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2018-11-28 12:12:21,545 INFO L271 PluginConnector]: Initializing CDTParser... [2018-11-28 12:12:21,545 INFO L276 PluginConnector]: CDTParser initialized [2018-11-28 12:12:21,546 INFO L418 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/working_dir_9fd9599a-937a-45c7-b803-c88bec0ad26d/bin-2019/uautomizer/../../sv-benchmarks/c/ldv-memsafety/memleaks_test3_true-valid-memsafety_true-termination.i [2018-11-28 12:12:21,583 INFO L221 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_9fd9599a-937a-45c7-b803-c88bec0ad26d/bin-2019/uautomizer/data/4ee8a22f5/b731284e33014451b8d0b4b126e0a661/FLAGe4e5bdaf9 [2018-11-28 12:12:22,042 INFO L307 CDTParser]: Found 1 translation units. [2018-11-28 12:12:22,043 INFO L161 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/working_dir_9fd9599a-937a-45c7-b803-c88bec0ad26d/sv-benchmarks/c/ldv-memsafety/memleaks_test3_true-valid-memsafety_true-termination.i [2018-11-28 12:12:22,055 INFO L355 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_9fd9599a-937a-45c7-b803-c88bec0ad26d/bin-2019/uautomizer/data/4ee8a22f5/b731284e33014451b8d0b4b126e0a661/FLAGe4e5bdaf9 [2018-11-28 12:12:22,565 INFO L363 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/working_dir_9fd9599a-937a-45c7-b803-c88bec0ad26d/bin-2019/uautomizer/data/4ee8a22f5/b731284e33014451b8d0b4b126e0a661 [2018-11-28 12:12:22,568 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2018-11-28 12:12:22,570 INFO L131 ToolchainWalker]: Walking toolchain with 5 elements. [2018-11-28 12:12:22,570 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2018-11-28 12:12:22,570 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2018-11-28 12:12:22,574 INFO L276 PluginConnector]: CACSL2BoogieTranslator initialized [2018-11-28 12:12:22,574 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 28.11 12:12:22" (1/1) ... [2018-11-28 12:12:22,576 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@5fe92178 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 12:12:22, skipping insertion in model container [2018-11-28 12:12:22,577 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 28.11 12:12:22" (1/1) ... [2018-11-28 12:12:22,581 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2018-11-28 12:12:22,609 INFO L176 MainTranslator]: Built tables and reachable declarations [2018-11-28 12:12:22,871 INFO L203 PostProcessor]: Analyzing one entry point: main [2018-11-28 12:12:22,883 INFO L191 MainTranslator]: Completed pre-run [2018-11-28 12:12:22,930 INFO L203 PostProcessor]: Analyzing one entry point: main [2018-11-28 12:12:22,976 INFO L195 MainTranslator]: Completed translation [2018-11-28 12:12:22,976 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 12:12:22 WrapperNode [2018-11-28 12:12:22,976 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2018-11-28 12:12:22,977 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2018-11-28 12:12:22,977 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2018-11-28 12:12:22,977 INFO L276 PluginConnector]: Boogie Preprocessor initialized [2018-11-28 12:12:22,985 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 12:12:22" (1/1) ... [2018-11-28 12:12:22,985 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 12:12:22" (1/1) ... [2018-11-28 12:12:23,000 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 12:12:22" (1/1) ... [2018-11-28 12:12:23,000 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 12:12:22" (1/1) ... [2018-11-28 12:12:23,022 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 12:12:22" (1/1) ... [2018-11-28 12:12:23,026 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 12:12:22" (1/1) ... [2018-11-28 12:12:23,029 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 12:12:22" (1/1) ... [2018-11-28 12:12:23,033 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2018-11-28 12:12:23,033 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2018-11-28 12:12:23,033 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2018-11-28 12:12:23,033 INFO L276 PluginConnector]: RCFGBuilder initialized [2018-11-28 12:12:23,034 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 12:12:22" (1/1) ... No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_9fd9599a-937a-45c7-b803-c88bec0ad26d/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 [2018-11-28 12:12:23,069 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2018-11-28 12:12:23,069 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2018-11-28 12:12:23,069 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~TO~VOID [2018-11-28 12:12:23,070 INFO L138 BoogieDeclarations]: Found implementation of procedure __bswap_32 [2018-11-28 12:12:23,070 INFO L138 BoogieDeclarations]: Found implementation of procedure __bswap_64 [2018-11-28 12:12:23,070 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_nonpositive [2018-11-28 12:12:23,070 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_positive [2018-11-28 12:12:23,070 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_malloc [2018-11-28 12:12:23,070 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_zalloc [2018-11-28 12:12:23,070 INFO L138 BoogieDeclarations]: Found implementation of procedure LDV_INIT_LIST_HEAD [2018-11-28 12:12:23,070 INFO L138 BoogieDeclarations]: Found implementation of procedure __ldv_list_add [2018-11-28 12:12:23,070 INFO L138 BoogieDeclarations]: Found implementation of procedure __ldv_list_del [2018-11-28 12:12:23,071 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_list_add [2018-11-28 12:12:23,071 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_list_add_tail [2018-11-28 12:12:23,071 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_list_del [2018-11-28 12:12:23,071 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_msg_alloc [2018-11-28 12:12:23,071 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_msg_fill [2018-11-28 12:12:23,071 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_msg_free [2018-11-28 12:12:23,071 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_submit_msg [2018-11-28 12:12:23,071 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_destroy_msgs [2018-11-28 12:12:23,071 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_dev_get_drvdata [2018-11-28 12:12:23,071 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_dev_set_drvdata [2018-11-28 12:12:23,072 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_atomic_add_return [2018-11-28 12:12:23,072 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_atomic_sub_return [2018-11-28 12:12:23,072 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_kref_sub [2018-11-28 12:12:23,072 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_kref_init [2018-11-28 12:12:23,072 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_kref_get [2018-11-28 12:12:23,072 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_kref_put [2018-11-28 12:12:23,072 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_kobject_del [2018-11-28 12:12:23,072 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_kobject_cleanup [2018-11-28 12:12:23,072 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_kobject_release [2018-11-28 12:12:23,072 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_kobject_put [2018-11-28 12:12:23,072 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_kobject_get [2018-11-28 12:12:23,073 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_kobject_init_internal [2018-11-28 12:12:23,073 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_kobject_init [2018-11-28 12:12:23,073 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_kobject_create [2018-11-28 12:12:23,073 INFO L138 BoogieDeclarations]: Found implementation of procedure f [2018-11-28 12:12:23,073 INFO L138 BoogieDeclarations]: Found implementation of procedure g [2018-11-28 12:12:23,073 INFO L138 BoogieDeclarations]: Found implementation of procedure h_safe [2018-11-28 12:12:23,073 INFO L138 BoogieDeclarations]: Found implementation of procedure entry_point [2018-11-28 12:12:23,073 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2018-11-28 12:12:23,073 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset [2018-11-28 12:12:23,074 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.meminit [2018-11-28 12:12:23,074 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy [2018-11-28 12:12:23,074 INFO L130 BoogieDeclarations]: Found specification of procedure __bswap_32 [2018-11-28 12:12:23,074 INFO L130 BoogieDeclarations]: Found specification of procedure __bswap_64 [2018-11-28 12:12:23,074 INFO L130 BoogieDeclarations]: Found specification of procedure __ctype_get_mb_cur_max [2018-11-28 12:12:23,074 INFO L130 BoogieDeclarations]: Found specification of procedure atof [2018-11-28 12:12:23,074 INFO L130 BoogieDeclarations]: Found specification of procedure atoi [2018-11-28 12:12:23,074 INFO L130 BoogieDeclarations]: Found specification of procedure atol [2018-11-28 12:12:23,074 INFO L130 BoogieDeclarations]: Found specification of procedure atoll [2018-11-28 12:12:23,075 INFO L130 BoogieDeclarations]: Found specification of procedure strtod [2018-11-28 12:12:23,075 INFO L130 BoogieDeclarations]: Found specification of procedure strtof [2018-11-28 12:12:23,075 INFO L130 BoogieDeclarations]: Found specification of procedure strtold [2018-11-28 12:12:23,075 INFO L130 BoogieDeclarations]: Found specification of procedure strtol [2018-11-28 12:12:23,075 INFO L130 BoogieDeclarations]: Found specification of procedure strtoul [2018-11-28 12:12:23,075 INFO L130 BoogieDeclarations]: Found specification of procedure strtoq [2018-11-28 12:12:23,075 INFO L130 BoogieDeclarations]: Found specification of procedure strtouq [2018-11-28 12:12:23,075 INFO L130 BoogieDeclarations]: Found specification of procedure strtoll [2018-11-28 12:12:23,075 INFO L130 BoogieDeclarations]: Found specification of procedure strtoull [2018-11-28 12:12:23,076 INFO L130 BoogieDeclarations]: Found specification of procedure l64a [2018-11-28 12:12:23,076 INFO L130 BoogieDeclarations]: Found specification of procedure a64l [2018-11-28 12:12:23,076 INFO L130 BoogieDeclarations]: Found specification of procedure select [2018-11-28 12:12:23,076 INFO L130 BoogieDeclarations]: Found specification of procedure pselect [2018-11-28 12:12:23,076 INFO L130 BoogieDeclarations]: Found specification of procedure gnu_dev_major [2018-11-28 12:12:23,076 INFO L130 BoogieDeclarations]: Found specification of procedure gnu_dev_minor [2018-11-28 12:12:23,076 INFO L130 BoogieDeclarations]: Found specification of procedure gnu_dev_makedev [2018-11-28 12:12:23,076 INFO L130 BoogieDeclarations]: Found specification of procedure random [2018-11-28 12:12:23,076 INFO L130 BoogieDeclarations]: Found specification of procedure srandom [2018-11-28 12:12:23,077 INFO L130 BoogieDeclarations]: Found specification of procedure initstate [2018-11-28 12:12:23,077 INFO L130 BoogieDeclarations]: Found specification of procedure setstate [2018-11-28 12:12:23,077 INFO L130 BoogieDeclarations]: Found specification of procedure random_r [2018-11-28 12:12:23,077 INFO L130 BoogieDeclarations]: Found specification of procedure srandom_r [2018-11-28 12:12:23,077 INFO L130 BoogieDeclarations]: Found specification of procedure initstate_r [2018-11-28 12:12:23,077 INFO L130 BoogieDeclarations]: Found specification of procedure setstate_r [2018-11-28 12:12:23,077 INFO L130 BoogieDeclarations]: Found specification of procedure rand [2018-11-28 12:12:23,077 INFO L130 BoogieDeclarations]: Found specification of procedure srand [2018-11-28 12:12:23,077 INFO L130 BoogieDeclarations]: Found specification of procedure rand_r [2018-11-28 12:12:23,077 INFO L130 BoogieDeclarations]: Found specification of procedure drand48 [2018-11-28 12:12:23,078 INFO L130 BoogieDeclarations]: Found specification of procedure erand48 [2018-11-28 12:12:23,078 INFO L130 BoogieDeclarations]: Found specification of procedure lrand48 [2018-11-28 12:12:23,078 INFO L130 BoogieDeclarations]: Found specification of procedure nrand48 [2018-11-28 12:12:23,078 INFO L130 BoogieDeclarations]: Found specification of procedure mrand48 [2018-11-28 12:12:23,078 INFO L130 BoogieDeclarations]: Found specification of procedure jrand48 [2018-11-28 12:12:23,078 INFO L130 BoogieDeclarations]: Found specification of procedure srand48 [2018-11-28 12:12:23,078 INFO L130 BoogieDeclarations]: Found specification of procedure seed48 [2018-11-28 12:12:23,078 INFO L130 BoogieDeclarations]: Found specification of procedure lcong48 [2018-11-28 12:12:23,078 INFO L130 BoogieDeclarations]: Found specification of procedure drand48_r [2018-11-28 12:12:23,079 INFO L130 BoogieDeclarations]: Found specification of procedure erand48_r [2018-11-28 12:12:23,079 INFO L130 BoogieDeclarations]: Found specification of procedure lrand48_r [2018-11-28 12:12:23,079 INFO L130 BoogieDeclarations]: Found specification of procedure nrand48_r [2018-11-28 12:12:23,079 INFO L130 BoogieDeclarations]: Found specification of procedure mrand48_r [2018-11-28 12:12:23,079 INFO L130 BoogieDeclarations]: Found specification of procedure jrand48_r [2018-11-28 12:12:23,079 INFO L130 BoogieDeclarations]: Found specification of procedure srand48_r [2018-11-28 12:12:23,079 INFO L130 BoogieDeclarations]: Found specification of procedure seed48_r [2018-11-28 12:12:23,079 INFO L130 BoogieDeclarations]: Found specification of procedure lcong48_r [2018-11-28 12:12:23,079 INFO L130 BoogieDeclarations]: Found specification of procedure malloc [2018-11-28 12:12:23,079 INFO L130 BoogieDeclarations]: Found specification of procedure calloc [2018-11-28 12:12:23,080 INFO L130 BoogieDeclarations]: Found specification of procedure realloc [2018-11-28 12:12:23,080 INFO L130 BoogieDeclarations]: Found specification of procedure free [2018-11-28 12:12:23,080 INFO L130 BoogieDeclarations]: Found specification of procedure cfree [2018-11-28 12:12:23,080 INFO L130 BoogieDeclarations]: Found specification of procedure alloca [2018-11-28 12:12:23,080 INFO L130 BoogieDeclarations]: Found specification of procedure valloc [2018-11-28 12:12:23,080 INFO L130 BoogieDeclarations]: Found specification of procedure posix_memalign [2018-11-28 12:12:23,080 INFO L130 BoogieDeclarations]: Found specification of procedure abort [2018-11-28 12:12:23,080 INFO L130 BoogieDeclarations]: Found specification of procedure atexit [2018-11-28 12:12:23,080 INFO L130 BoogieDeclarations]: Found specification of procedure on_exit [2018-11-28 12:12:23,080 INFO L130 BoogieDeclarations]: Found specification of procedure exit [2018-11-28 12:12:23,081 INFO L130 BoogieDeclarations]: Found specification of procedure _Exit [2018-11-28 12:12:23,081 INFO L130 BoogieDeclarations]: Found specification of procedure getenv [2018-11-28 12:12:23,081 INFO L130 BoogieDeclarations]: Found specification of procedure putenv [2018-11-28 12:12:23,081 INFO L130 BoogieDeclarations]: Found specification of procedure setenv [2018-11-28 12:12:23,081 INFO L130 BoogieDeclarations]: Found specification of procedure unsetenv [2018-11-28 12:12:23,081 INFO L130 BoogieDeclarations]: Found specification of procedure clearenv [2018-11-28 12:12:23,081 INFO L130 BoogieDeclarations]: Found specification of procedure mktemp [2018-11-28 12:12:23,081 INFO L130 BoogieDeclarations]: Found specification of procedure mkstemp [2018-11-28 12:12:23,081 INFO L130 BoogieDeclarations]: Found specification of procedure mkstemps [2018-11-28 12:12:23,082 INFO L130 BoogieDeclarations]: Found specification of procedure mkdtemp [2018-11-28 12:12:23,082 INFO L130 BoogieDeclarations]: Found specification of procedure system [2018-11-28 12:12:23,082 INFO L130 BoogieDeclarations]: Found specification of procedure realpath [2018-11-28 12:12:23,082 INFO L130 BoogieDeclarations]: Found specification of procedure bsearch [2018-11-28 12:12:23,082 INFO L130 BoogieDeclarations]: Found specification of procedure qsort [2018-11-28 12:12:23,082 INFO L130 BoogieDeclarations]: Found specification of procedure abs [2018-11-28 12:12:23,082 INFO L130 BoogieDeclarations]: Found specification of procedure labs [2018-11-28 12:12:23,082 INFO L130 BoogieDeclarations]: Found specification of procedure llabs [2018-11-28 12:12:23,082 INFO L130 BoogieDeclarations]: Found specification of procedure div [2018-11-28 12:12:23,082 INFO L130 BoogieDeclarations]: Found specification of procedure ldiv [2018-11-28 12:12:23,083 INFO L130 BoogieDeclarations]: Found specification of procedure lldiv [2018-11-28 12:12:23,083 INFO L130 BoogieDeclarations]: Found specification of procedure ecvt [2018-11-28 12:12:23,083 INFO L130 BoogieDeclarations]: Found specification of procedure fcvt [2018-11-28 12:12:23,083 INFO L130 BoogieDeclarations]: Found specification of procedure gcvt [2018-11-28 12:12:23,083 INFO L130 BoogieDeclarations]: Found specification of procedure qecvt [2018-11-28 12:12:23,083 INFO L130 BoogieDeclarations]: Found specification of procedure qfcvt [2018-11-28 12:12:23,083 INFO L130 BoogieDeclarations]: Found specification of procedure qgcvt [2018-11-28 12:12:23,083 INFO L130 BoogieDeclarations]: Found specification of procedure ecvt_r [2018-11-28 12:12:23,083 INFO L130 BoogieDeclarations]: Found specification of procedure fcvt_r [2018-11-28 12:12:23,084 INFO L130 BoogieDeclarations]: Found specification of procedure qecvt_r [2018-11-28 12:12:23,084 INFO L130 BoogieDeclarations]: Found specification of procedure qfcvt_r [2018-11-28 12:12:23,084 INFO L130 BoogieDeclarations]: Found specification of procedure mblen [2018-11-28 12:12:23,084 INFO L130 BoogieDeclarations]: Found specification of procedure mbtowc [2018-11-28 12:12:23,084 INFO L130 BoogieDeclarations]: Found specification of procedure wctomb [2018-11-28 12:12:23,084 INFO L130 BoogieDeclarations]: Found specification of procedure mbstowcs [2018-11-28 12:12:23,084 INFO L130 BoogieDeclarations]: Found specification of procedure wcstombs [2018-11-28 12:12:23,084 INFO L130 BoogieDeclarations]: Found specification of procedure rpmatch [2018-11-28 12:12:23,084 INFO L130 BoogieDeclarations]: Found specification of procedure getsubopt [2018-11-28 12:12:23,085 INFO L130 BoogieDeclarations]: Found specification of procedure getloadavg [2018-11-28 12:12:23,085 INFO L130 BoogieDeclarations]: Found specification of procedure kfree [2018-11-28 12:12:23,085 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_int [2018-11-28 12:12:23,085 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_pointer [2018-11-28 12:12:23,085 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_nonpositive [2018-11-28 12:12:23,085 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_positive [2018-11-28 12:12:23,085 INFO L130 BoogieDeclarations]: Found specification of procedure memcpy [2018-11-28 12:12:23,085 INFO L130 BoogieDeclarations]: Found specification of procedure memset [2018-11-28 12:12:23,085 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_malloc [2018-11-28 12:12:23,085 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.alloc [2018-11-28 12:12:23,086 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_zalloc [2018-11-28 12:12:23,086 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.meminit [2018-11-28 12:12:23,086 INFO L130 BoogieDeclarations]: Found specification of procedure LDV_INIT_LIST_HEAD [2018-11-28 12:12:23,086 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2018-11-28 12:12:23,086 INFO L130 BoogieDeclarations]: Found specification of procedure __ldv_list_add [2018-11-28 12:12:23,086 INFO L130 BoogieDeclarations]: Found specification of procedure __ldv_list_del [2018-11-28 12:12:23,086 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_list_add [2018-11-28 12:12:23,086 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2018-11-28 12:12:23,086 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_list_add_tail [2018-11-28 12:12:23,086 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_list_del [2018-11-28 12:12:23,087 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_msg_alloc [2018-11-28 12:12:23,087 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_msg_fill [2018-11-28 12:12:23,087 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy [2018-11-28 12:12:23,087 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_msg_free [2018-11-28 12:12:23,087 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2018-11-28 12:12:23,087 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_submit_msg [2018-11-28 12:12:23,087 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_destroy_msgs [2018-11-28 12:12:23,087 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_dev_get_drvdata [2018-11-28 12:12:23,087 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_dev_set_drvdata [2018-11-28 12:12:23,087 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_atomic_add_return [2018-11-28 12:12:23,088 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2018-11-28 12:12:23,088 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2018-11-28 12:12:23,088 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_atomic_sub_return [2018-11-28 12:12:23,088 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_kref_sub [2018-11-28 12:12:23,088 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~TO~VOID [2018-11-28 12:12:23,088 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_kref_init [2018-11-28 12:12:23,088 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_kref_get [2018-11-28 12:12:23,088 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_kref_put [2018-11-28 12:12:23,088 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_kobject_del [2018-11-28 12:12:23,088 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_kobject_cleanup [2018-11-28 12:12:23,089 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_kobject_release [2018-11-28 12:12:23,089 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_kobject_put [2018-11-28 12:12:23,089 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_kobject_get [2018-11-28 12:12:23,089 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_kobject_init_internal [2018-11-28 12:12:23,089 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_kobject_init [2018-11-28 12:12:23,089 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_kobject_create [2018-11-28 12:12:23,089 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset [2018-11-28 12:12:23,089 INFO L130 BoogieDeclarations]: Found specification of procedure f [2018-11-28 12:12:23,089 INFO L130 BoogieDeclarations]: Found specification of procedure g [2018-11-28 12:12:23,090 INFO L130 BoogieDeclarations]: Found specification of procedure h_safe [2018-11-28 12:12:23,090 INFO L130 BoogieDeclarations]: Found specification of procedure entry_point [2018-11-28 12:12:23,090 INFO L130 BoogieDeclarations]: Found specification of procedure main [2018-11-28 12:12:23,090 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2018-11-28 12:12:23,090 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$ [2018-11-28 12:12:23,090 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2018-11-28 12:12:23,090 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int [2018-11-28 12:12:23,090 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int [2018-11-28 12:12:23,090 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$ [2018-11-28 12:12:23,090 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$ [2018-11-28 12:12:23,400 WARN L615 $ProcedureCfgBuilder]: Label in the middle of a codeblock. [2018-11-28 12:12:23,600 WARN L615 $ProcedureCfgBuilder]: Label in the middle of a codeblock. [2018-11-28 12:12:23,759 INFO L275 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2018-11-28 12:12:23,759 INFO L280 CfgBuilder]: Removed 1 assue(true) statements. [2018-11-28 12:12:23,759 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 28.11 12:12:23 BoogieIcfgContainer [2018-11-28 12:12:23,759 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2018-11-28 12:12:23,761 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2018-11-28 12:12:23,761 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2018-11-28 12:12:23,763 INFO L276 PluginConnector]: TraceAbstraction initialized [2018-11-28 12:12:23,763 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 28.11 12:12:22" (1/3) ... [2018-11-28 12:12:23,764 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@6ec502d2 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 28.11 12:12:23, skipping insertion in model container [2018-11-28 12:12:23,764 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 12:12:22" (2/3) ... [2018-11-28 12:12:23,764 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@6ec502d2 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 28.11 12:12:23, skipping insertion in model container [2018-11-28 12:12:23,764 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 28.11 12:12:23" (3/3) ... [2018-11-28 12:12:23,766 INFO L112 eAbstractionObserver]: Analyzing ICFG memleaks_test3_true-valid-memsafety_true-termination.i [2018-11-28 12:12:23,772 INFO L156 ceAbstractionStarter]: Automizer settings: Hoare:false NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2018-11-28 12:12:23,779 INFO L168 ceAbstractionStarter]: Appying trace abstraction to program that has 69 error locations. [2018-11-28 12:12:23,790 INFO L257 AbstractCegarLoop]: Starting to check reachability of 69 error locations. [2018-11-28 12:12:23,808 INFO L133 ementStrategyFactory]: Using default assertion order modulation [2018-11-28 12:12:23,809 INFO L382 AbstractCegarLoop]: Interprodecural is true [2018-11-28 12:12:23,809 INFO L383 AbstractCegarLoop]: Hoare is false [2018-11-28 12:12:23,809 INFO L384 AbstractCegarLoop]: Compute interpolants for FPandBP [2018-11-28 12:12:23,809 INFO L385 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2018-11-28 12:12:23,809 INFO L386 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2018-11-28 12:12:23,810 INFO L387 AbstractCegarLoop]: Difference is false [2018-11-28 12:12:23,810 INFO L388 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2018-11-28 12:12:23,810 INFO L393 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2018-11-28 12:12:23,824 INFO L276 IsEmpty]: Start isEmpty. Operand 98 states. [2018-11-28 12:12:23,831 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2018-11-28 12:12:23,831 INFO L394 BasicCegarLoop]: Found error trace [2018-11-28 12:12:23,832 INFO L402 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-11-28 12:12:23,834 INFO L423 AbstractCegarLoop]: === Iteration 1 === [ldv_kref_initErr0REQUIRES_VIOLATION, ldv_kref_initErr1REQUIRES_VIOLATION, ldv_list_addErr0REQUIRES_VIOLATION, ldv_list_addErr1REQUIRES_VIOLATION, ldv_kobject_createErr1REQUIRES_VIOLATION, ldv_kobject_createErr0REQUIRES_VIOLATION, ldv_destroy_msgsErr5REQUIRES_VIOLATION, ldv_destroy_msgsErr0REQUIRES_VIOLATION, ldv_destroy_msgsErr1REQUIRES_VIOLATION, ldv_destroy_msgsErr2REQUIRES_VIOLATION, ldv_destroy_msgsErr3REQUIRES_VIOLATION, ldv_destroy_msgsErr4REQUIRES_VIOLATION, ldv_msg_fillErr1REQUIRES_VIOLATION, ldv_msg_fillErr2REQUIRES_VIOLATION, ldv_msg_fillErr0REQUIRES_VIOLATION, ldv_msg_fillErr5REQUIRES_VIOLATION, ldv_msg_fillErr4REQUIRES_VIOLATION, ldv_msg_fillErr3REQUIRES_VIOLATION, ldv_atomic_add_returnErr3REQUIRES_VIOLATION, ldv_atomic_add_returnErr0REQUIRES_VIOLATION, ldv_atomic_add_returnErr1REQUIRES_VIOLATION, ldv_atomic_add_returnErr2REQUIRES_VIOLATION, __ldv_list_delErr0REQUIRES_VIOLATION, __ldv_list_delErr2REQUIRES_VIOLATION, __ldv_list_delErr1REQUIRES_VIOLATION, __ldv_list_delErr3REQUIRES_VIOLATION, ldv_kobject_cleanupErr5ASSERT_VIOLATIONMEMORY_FREE, ldv_kobject_cleanupErr3ASSERT_VIOLATIONMEMORY_FREE, ldv_kobject_cleanupErr2ASSERT_VIOLATIONMEMORY_FREE, ldv_kobject_cleanupErr1REQUIRES_VIOLATION, ldv_kobject_cleanupErr4ASSERT_VIOLATIONMEMORY_FREE, ldv_kobject_cleanupErr0REQUIRES_VIOLATION, ldv_msg_freeErr2ASSERT_VIOLATIONMEMORY_FREE, ldv_msg_freeErr4ASSERT_VIOLATIONMEMORY_FREE, ldv_msg_freeErr3ASSERT_VIOLATIONMEMORY_FREE, ldv_msg_freeErr5ASSERT_VIOLATIONMEMORY_FREE, ldv_msg_freeErr1REQUIRES_VIOLATION, ldv_msg_freeErr0REQUIRES_VIOLATION, mainErr0ENSURES_VIOLATIONMEMORY_LEAK, LDV_INIT_LIST_HEADErr3REQUIRES_VIOLATION, LDV_INIT_LIST_HEADErr0REQUIRES_VIOLATION, LDV_INIT_LIST_HEADErr1REQUIRES_VIOLATION, LDV_INIT_LIST_HEADErr2REQUIRES_VIOLATION, ldv_list_delErr3REQUIRES_VIOLATION, ldv_list_delErr0REQUIRES_VIOLATION, ldv_list_delErr1REQUIRES_VIOLATION, ldv_list_delErr2REQUIRES_VIOLATION, __ldv_list_addErr6REQUIRES_VIOLATION, __ldv_list_addErr5REQUIRES_VIOLATION, __ldv_list_addErr0REQUIRES_VIOLATION, __ldv_list_addErr7REQUIRES_VIOLATION, __ldv_list_addErr2REQUIRES_VIOLATION, __ldv_list_addErr1REQUIRES_VIOLATION, __ldv_list_addErr3REQUIRES_VIOLATION, __ldv_list_addErr4REQUIRES_VIOLATION, ldv_dev_set_drvdataErr0REQUIRES_VIOLATION, ldv_dev_set_drvdataErr1REQUIRES_VIOLATION, ldv_atomic_sub_returnErr3REQUIRES_VIOLATION, ldv_atomic_sub_returnErr0REQUIRES_VIOLATION, ldv_atomic_sub_returnErr1REQUIRES_VIOLATION, ldv_atomic_sub_returnErr2REQUIRES_VIOLATION, ldv_list_add_tailErr0REQUIRES_VIOLATION, ldv_list_add_tailErr1REQUIRES_VIOLATION, ldv_dev_get_drvdataErr1REQUIRES_VIOLATION, ldv_dev_get_drvdataErr0REQUIRES_VIOLATION, entry_pointErr0ASSERT_VIOLATIONMEMORY_FREE, entry_pointErr1ASSERT_VIOLATIONMEMORY_FREE, ldv_msg_allocErr0REQUIRES_VIOLATION, ldv_msg_allocErr1REQUIRES_VIOLATION]=== [2018-11-28 12:12:23,838 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-28 12:12:23,838 INFO L82 PathProgramCache]: Analyzing trace with hash 217569708, now seen corresponding path program 1 times [2018-11-28 12:12:23,840 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-11-28 12:12:23,840 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-11-28 12:12:23,878 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-28 12:12:23,878 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-28 12:12:23,878 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-28 12:12:23,918 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-28 12:12:24,026 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-28 12:12:24,028 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-11-28 12:12:24,028 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2018-11-28 12:12:24,031 INFO L459 AbstractCegarLoop]: Interpolant automaton has 7 states [2018-11-28 12:12:24,040 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2018-11-28 12:12:24,041 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=11, Invalid=31, Unknown=0, NotChecked=0, Total=42 [2018-11-28 12:12:24,042 INFO L87 Difference]: Start difference. First operand 98 states. Second operand 7 states. [2018-11-28 12:12:24,106 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-28 12:12:24,107 INFO L93 Difference]: Finished difference Result 27 states and 28 transitions. [2018-11-28 12:12:24,107 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2018-11-28 12:12:24,109 INFO L78 Accepts]: Start accepts. Automaton has 7 states. Word has length 18 [2018-11-28 12:12:24,109 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-28 12:12:24,116 INFO L225 Difference]: With dead ends: 27 [2018-11-28 12:12:24,116 INFO L226 Difference]: Without dead ends: 24 [2018-11-28 12:12:24,118 INFO L631 BasicCegarLoop]: 0 DeclaredPredicates, 6 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=11, Invalid=31, Unknown=0, NotChecked=0, Total=42 [2018-11-28 12:12:24,132 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 24 states. [2018-11-28 12:12:24,143 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 24 to 24. [2018-11-28 12:12:24,144 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 24 states. [2018-11-28 12:12:24,145 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 24 states to 24 states and 25 transitions. [2018-11-28 12:12:24,146 INFO L78 Accepts]: Start accepts. Automaton has 24 states and 25 transitions. Word has length 18 [2018-11-28 12:12:24,147 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-28 12:12:24,147 INFO L480 AbstractCegarLoop]: Abstraction has 24 states and 25 transitions. [2018-11-28 12:12:24,147 INFO L481 AbstractCegarLoop]: Interpolant automaton has 7 states. [2018-11-28 12:12:24,147 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 25 transitions. [2018-11-28 12:12:24,148 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 20 [2018-11-28 12:12:24,148 INFO L394 BasicCegarLoop]: Found error trace [2018-11-28 12:12:24,148 INFO L402 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-11-28 12:12:24,149 INFO L423 AbstractCegarLoop]: === Iteration 2 === [ldv_kref_initErr0REQUIRES_VIOLATION, ldv_kref_initErr1REQUIRES_VIOLATION, ldv_list_addErr0REQUIRES_VIOLATION, ldv_list_addErr1REQUIRES_VIOLATION, ldv_kobject_createErr1REQUIRES_VIOLATION, ldv_kobject_createErr0REQUIRES_VIOLATION, ldv_destroy_msgsErr5REQUIRES_VIOLATION, ldv_destroy_msgsErr0REQUIRES_VIOLATION, ldv_destroy_msgsErr1REQUIRES_VIOLATION, ldv_destroy_msgsErr2REQUIRES_VIOLATION, ldv_destroy_msgsErr3REQUIRES_VIOLATION, ldv_destroy_msgsErr4REQUIRES_VIOLATION, ldv_msg_fillErr1REQUIRES_VIOLATION, ldv_msg_fillErr2REQUIRES_VIOLATION, ldv_msg_fillErr0REQUIRES_VIOLATION, ldv_msg_fillErr5REQUIRES_VIOLATION, ldv_msg_fillErr4REQUIRES_VIOLATION, ldv_msg_fillErr3REQUIRES_VIOLATION, ldv_atomic_add_returnErr3REQUIRES_VIOLATION, ldv_atomic_add_returnErr0REQUIRES_VIOLATION, ldv_atomic_add_returnErr1REQUIRES_VIOLATION, ldv_atomic_add_returnErr2REQUIRES_VIOLATION, __ldv_list_delErr0REQUIRES_VIOLATION, __ldv_list_delErr2REQUIRES_VIOLATION, __ldv_list_delErr1REQUIRES_VIOLATION, __ldv_list_delErr3REQUIRES_VIOLATION, ldv_kobject_cleanupErr5ASSERT_VIOLATIONMEMORY_FREE, ldv_kobject_cleanupErr3ASSERT_VIOLATIONMEMORY_FREE, ldv_kobject_cleanupErr2ASSERT_VIOLATIONMEMORY_FREE, ldv_kobject_cleanupErr1REQUIRES_VIOLATION, ldv_kobject_cleanupErr4ASSERT_VIOLATIONMEMORY_FREE, ldv_kobject_cleanupErr0REQUIRES_VIOLATION, ldv_msg_freeErr2ASSERT_VIOLATIONMEMORY_FREE, ldv_msg_freeErr4ASSERT_VIOLATIONMEMORY_FREE, ldv_msg_freeErr3ASSERT_VIOLATIONMEMORY_FREE, ldv_msg_freeErr5ASSERT_VIOLATIONMEMORY_FREE, ldv_msg_freeErr1REQUIRES_VIOLATION, ldv_msg_freeErr0REQUIRES_VIOLATION, mainErr0ENSURES_VIOLATIONMEMORY_LEAK, LDV_INIT_LIST_HEADErr3REQUIRES_VIOLATION, LDV_INIT_LIST_HEADErr0REQUIRES_VIOLATION, LDV_INIT_LIST_HEADErr1REQUIRES_VIOLATION, LDV_INIT_LIST_HEADErr2REQUIRES_VIOLATION, ldv_list_delErr3REQUIRES_VIOLATION, ldv_list_delErr0REQUIRES_VIOLATION, ldv_list_delErr1REQUIRES_VIOLATION, ldv_list_delErr2REQUIRES_VIOLATION, __ldv_list_addErr6REQUIRES_VIOLATION, __ldv_list_addErr5REQUIRES_VIOLATION, __ldv_list_addErr0REQUIRES_VIOLATION, __ldv_list_addErr7REQUIRES_VIOLATION, __ldv_list_addErr2REQUIRES_VIOLATION, __ldv_list_addErr1REQUIRES_VIOLATION, __ldv_list_addErr3REQUIRES_VIOLATION, __ldv_list_addErr4REQUIRES_VIOLATION, ldv_dev_set_drvdataErr0REQUIRES_VIOLATION, ldv_dev_set_drvdataErr1REQUIRES_VIOLATION, ldv_atomic_sub_returnErr3REQUIRES_VIOLATION, ldv_atomic_sub_returnErr0REQUIRES_VIOLATION, ldv_atomic_sub_returnErr1REQUIRES_VIOLATION, ldv_atomic_sub_returnErr2REQUIRES_VIOLATION, ldv_list_add_tailErr0REQUIRES_VIOLATION, ldv_list_add_tailErr1REQUIRES_VIOLATION, ldv_dev_get_drvdataErr1REQUIRES_VIOLATION, ldv_dev_get_drvdataErr0REQUIRES_VIOLATION, entry_pointErr0ASSERT_VIOLATIONMEMORY_FREE, entry_pointErr1ASSERT_VIOLATIONMEMORY_FREE, ldv_msg_allocErr0REQUIRES_VIOLATION, ldv_msg_allocErr1REQUIRES_VIOLATION]=== [2018-11-28 12:12:24,149 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-28 12:12:24,149 INFO L82 PathProgramCache]: Analyzing trace with hash -1845273287, now seen corresponding path program 1 times [2018-11-28 12:12:24,150 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-11-28 12:12:24,150 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-11-28 12:12:24,152 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-28 12:12:24,152 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-28 12:12:24,152 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-28 12:12:24,163 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-28 12:12:24,242 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-28 12:12:24,243 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-11-28 12:12:24,243 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2018-11-28 12:12:24,244 INFO L459 AbstractCegarLoop]: Interpolant automaton has 7 states [2018-11-28 12:12:24,244 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2018-11-28 12:12:24,245 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=11, Invalid=31, Unknown=0, NotChecked=0, Total=42 [2018-11-28 12:12:24,245 INFO L87 Difference]: Start difference. First operand 24 states and 25 transitions. Second operand 7 states. [2018-11-28 12:12:24,301 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-28 12:12:24,301 INFO L93 Difference]: Finished difference Result 35 states and 37 transitions. [2018-11-28 12:12:24,302 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2018-11-28 12:12:24,302 INFO L78 Accepts]: Start accepts. Automaton has 7 states. Word has length 19 [2018-11-28 12:12:24,302 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-28 12:12:24,304 INFO L225 Difference]: With dead ends: 35 [2018-11-28 12:12:24,304 INFO L226 Difference]: Without dead ends: 35 [2018-11-28 12:12:24,305 INFO L631 BasicCegarLoop]: 0 DeclaredPredicates, 6 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=11, Invalid=31, Unknown=0, NotChecked=0, Total=42 [2018-11-28 12:12:24,305 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 35 states. [2018-11-28 12:12:24,309 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 35 to 33. [2018-11-28 12:12:24,309 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 33 states. [2018-11-28 12:12:24,310 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 33 states to 33 states and 35 transitions. [2018-11-28 12:12:24,312 INFO L78 Accepts]: Start accepts. Automaton has 33 states and 35 transitions. Word has length 19 [2018-11-28 12:12:24,313 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-28 12:12:24,313 INFO L480 AbstractCegarLoop]: Abstraction has 33 states and 35 transitions. [2018-11-28 12:12:24,313 INFO L481 AbstractCegarLoop]: Interpolant automaton has 7 states. [2018-11-28 12:12:24,313 INFO L276 IsEmpty]: Start isEmpty. Operand 33 states and 35 transitions. [2018-11-28 12:12:24,314 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 20 [2018-11-28 12:12:24,314 INFO L394 BasicCegarLoop]: Found error trace [2018-11-28 12:12:24,314 INFO L402 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-11-28 12:12:24,314 INFO L423 AbstractCegarLoop]: === Iteration 3 === [ldv_kref_initErr0REQUIRES_VIOLATION, ldv_kref_initErr1REQUIRES_VIOLATION, ldv_list_addErr0REQUIRES_VIOLATION, ldv_list_addErr1REQUIRES_VIOLATION, ldv_kobject_createErr1REQUIRES_VIOLATION, ldv_kobject_createErr0REQUIRES_VIOLATION, ldv_destroy_msgsErr5REQUIRES_VIOLATION, ldv_destroy_msgsErr0REQUIRES_VIOLATION, ldv_destroy_msgsErr1REQUIRES_VIOLATION, ldv_destroy_msgsErr2REQUIRES_VIOLATION, ldv_destroy_msgsErr3REQUIRES_VIOLATION, ldv_destroy_msgsErr4REQUIRES_VIOLATION, ldv_msg_fillErr1REQUIRES_VIOLATION, ldv_msg_fillErr2REQUIRES_VIOLATION, ldv_msg_fillErr0REQUIRES_VIOLATION, ldv_msg_fillErr5REQUIRES_VIOLATION, ldv_msg_fillErr4REQUIRES_VIOLATION, ldv_msg_fillErr3REQUIRES_VIOLATION, ldv_atomic_add_returnErr3REQUIRES_VIOLATION, ldv_atomic_add_returnErr0REQUIRES_VIOLATION, ldv_atomic_add_returnErr1REQUIRES_VIOLATION, ldv_atomic_add_returnErr2REQUIRES_VIOLATION, __ldv_list_delErr0REQUIRES_VIOLATION, __ldv_list_delErr2REQUIRES_VIOLATION, __ldv_list_delErr1REQUIRES_VIOLATION, __ldv_list_delErr3REQUIRES_VIOLATION, ldv_kobject_cleanupErr5ASSERT_VIOLATIONMEMORY_FREE, ldv_kobject_cleanupErr3ASSERT_VIOLATIONMEMORY_FREE, ldv_kobject_cleanupErr2ASSERT_VIOLATIONMEMORY_FREE, ldv_kobject_cleanupErr1REQUIRES_VIOLATION, ldv_kobject_cleanupErr4ASSERT_VIOLATIONMEMORY_FREE, ldv_kobject_cleanupErr0REQUIRES_VIOLATION, ldv_msg_freeErr2ASSERT_VIOLATIONMEMORY_FREE, ldv_msg_freeErr4ASSERT_VIOLATIONMEMORY_FREE, ldv_msg_freeErr3ASSERT_VIOLATIONMEMORY_FREE, ldv_msg_freeErr5ASSERT_VIOLATIONMEMORY_FREE, ldv_msg_freeErr1REQUIRES_VIOLATION, ldv_msg_freeErr0REQUIRES_VIOLATION, mainErr0ENSURES_VIOLATIONMEMORY_LEAK, LDV_INIT_LIST_HEADErr3REQUIRES_VIOLATION, LDV_INIT_LIST_HEADErr0REQUIRES_VIOLATION, LDV_INIT_LIST_HEADErr1REQUIRES_VIOLATION, LDV_INIT_LIST_HEADErr2REQUIRES_VIOLATION, ldv_list_delErr3REQUIRES_VIOLATION, ldv_list_delErr0REQUIRES_VIOLATION, ldv_list_delErr1REQUIRES_VIOLATION, ldv_list_delErr2REQUIRES_VIOLATION, __ldv_list_addErr6REQUIRES_VIOLATION, __ldv_list_addErr5REQUIRES_VIOLATION, __ldv_list_addErr0REQUIRES_VIOLATION, __ldv_list_addErr7REQUIRES_VIOLATION, __ldv_list_addErr2REQUIRES_VIOLATION, __ldv_list_addErr1REQUIRES_VIOLATION, __ldv_list_addErr3REQUIRES_VIOLATION, __ldv_list_addErr4REQUIRES_VIOLATION, ldv_dev_set_drvdataErr0REQUIRES_VIOLATION, ldv_dev_set_drvdataErr1REQUIRES_VIOLATION, ldv_atomic_sub_returnErr3REQUIRES_VIOLATION, ldv_atomic_sub_returnErr0REQUIRES_VIOLATION, ldv_atomic_sub_returnErr1REQUIRES_VIOLATION, ldv_atomic_sub_returnErr2REQUIRES_VIOLATION, ldv_list_add_tailErr0REQUIRES_VIOLATION, ldv_list_add_tailErr1REQUIRES_VIOLATION, ldv_dev_get_drvdataErr1REQUIRES_VIOLATION, ldv_dev_get_drvdataErr0REQUIRES_VIOLATION, entry_pointErr0ASSERT_VIOLATIONMEMORY_FREE, entry_pointErr1ASSERT_VIOLATIONMEMORY_FREE, ldv_msg_allocErr0REQUIRES_VIOLATION, ldv_msg_allocErr1REQUIRES_VIOLATION]=== [2018-11-28 12:12:24,315 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-28 12:12:24,315 INFO L82 PathProgramCache]: Analyzing trace with hash -2041786792, now seen corresponding path program 1 times [2018-11-28 12:12:24,315 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-11-28 12:12:24,315 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-11-28 12:12:24,316 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-28 12:12:24,316 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-28 12:12:24,317 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-28 12:12:24,326 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-28 12:12:24,383 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-28 12:12:24,383 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-11-28 12:12:24,384 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2018-11-28 12:12:24,384 INFO L459 AbstractCegarLoop]: Interpolant automaton has 7 states [2018-11-28 12:12:24,384 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2018-11-28 12:12:24,384 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=11, Invalid=31, Unknown=0, NotChecked=0, Total=42 [2018-11-28 12:12:24,385 INFO L87 Difference]: Start difference. First operand 33 states and 35 transitions. Second operand 7 states. [2018-11-28 12:12:24,418 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-28 12:12:24,418 INFO L93 Difference]: Finished difference Result 34 states and 36 transitions. [2018-11-28 12:12:24,418 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2018-11-28 12:12:24,419 INFO L78 Accepts]: Start accepts. Automaton has 7 states. Word has length 19 [2018-11-28 12:12:24,419 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-28 12:12:24,419 INFO L225 Difference]: With dead ends: 34 [2018-11-28 12:12:24,420 INFO L226 Difference]: Without dead ends: 34 [2018-11-28 12:12:24,420 INFO L631 BasicCegarLoop]: 0 DeclaredPredicates, 6 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=11, Invalid=31, Unknown=0, NotChecked=0, Total=42 [2018-11-28 12:12:24,420 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 34 states. [2018-11-28 12:12:24,423 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 34 to 23. [2018-11-28 12:12:24,423 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 23 states. [2018-11-28 12:12:24,424 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 23 states to 23 states and 24 transitions. [2018-11-28 12:12:24,424 INFO L78 Accepts]: Start accepts. Automaton has 23 states and 24 transitions. Word has length 19 [2018-11-28 12:12:24,424 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-28 12:12:24,424 INFO L480 AbstractCegarLoop]: Abstraction has 23 states and 24 transitions. [2018-11-28 12:12:24,425 INFO L481 AbstractCegarLoop]: Interpolant automaton has 7 states. [2018-11-28 12:12:24,425 INFO L276 IsEmpty]: Start isEmpty. Operand 23 states and 24 transitions. [2018-11-28 12:12:24,425 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2018-11-28 12:12:24,425 INFO L394 BasicCegarLoop]: Found error trace [2018-11-28 12:12:24,425 INFO L402 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-11-28 12:12:24,426 INFO L423 AbstractCegarLoop]: === Iteration 4 === [ldv_kref_initErr0REQUIRES_VIOLATION, ldv_kref_initErr1REQUIRES_VIOLATION, ldv_list_addErr0REQUIRES_VIOLATION, ldv_list_addErr1REQUIRES_VIOLATION, ldv_kobject_createErr1REQUIRES_VIOLATION, ldv_kobject_createErr0REQUIRES_VIOLATION, ldv_destroy_msgsErr5REQUIRES_VIOLATION, ldv_destroy_msgsErr0REQUIRES_VIOLATION, ldv_destroy_msgsErr1REQUIRES_VIOLATION, ldv_destroy_msgsErr2REQUIRES_VIOLATION, ldv_destroy_msgsErr3REQUIRES_VIOLATION, ldv_destroy_msgsErr4REQUIRES_VIOLATION, ldv_msg_fillErr1REQUIRES_VIOLATION, ldv_msg_fillErr2REQUIRES_VIOLATION, ldv_msg_fillErr0REQUIRES_VIOLATION, ldv_msg_fillErr5REQUIRES_VIOLATION, ldv_msg_fillErr4REQUIRES_VIOLATION, ldv_msg_fillErr3REQUIRES_VIOLATION, ldv_atomic_add_returnErr3REQUIRES_VIOLATION, ldv_atomic_add_returnErr0REQUIRES_VIOLATION, ldv_atomic_add_returnErr1REQUIRES_VIOLATION, ldv_atomic_add_returnErr2REQUIRES_VIOLATION, __ldv_list_delErr0REQUIRES_VIOLATION, __ldv_list_delErr2REQUIRES_VIOLATION, __ldv_list_delErr1REQUIRES_VIOLATION, __ldv_list_delErr3REQUIRES_VIOLATION, ldv_kobject_cleanupErr5ASSERT_VIOLATIONMEMORY_FREE, ldv_kobject_cleanupErr3ASSERT_VIOLATIONMEMORY_FREE, ldv_kobject_cleanupErr2ASSERT_VIOLATIONMEMORY_FREE, ldv_kobject_cleanupErr1REQUIRES_VIOLATION, ldv_kobject_cleanupErr4ASSERT_VIOLATIONMEMORY_FREE, ldv_kobject_cleanupErr0REQUIRES_VIOLATION, ldv_msg_freeErr2ASSERT_VIOLATIONMEMORY_FREE, ldv_msg_freeErr4ASSERT_VIOLATIONMEMORY_FREE, ldv_msg_freeErr3ASSERT_VIOLATIONMEMORY_FREE, ldv_msg_freeErr5ASSERT_VIOLATIONMEMORY_FREE, ldv_msg_freeErr1REQUIRES_VIOLATION, ldv_msg_freeErr0REQUIRES_VIOLATION, mainErr0ENSURES_VIOLATIONMEMORY_LEAK, LDV_INIT_LIST_HEADErr3REQUIRES_VIOLATION, LDV_INIT_LIST_HEADErr0REQUIRES_VIOLATION, LDV_INIT_LIST_HEADErr1REQUIRES_VIOLATION, LDV_INIT_LIST_HEADErr2REQUIRES_VIOLATION, ldv_list_delErr3REQUIRES_VIOLATION, ldv_list_delErr0REQUIRES_VIOLATION, ldv_list_delErr1REQUIRES_VIOLATION, ldv_list_delErr2REQUIRES_VIOLATION, __ldv_list_addErr6REQUIRES_VIOLATION, __ldv_list_addErr5REQUIRES_VIOLATION, __ldv_list_addErr0REQUIRES_VIOLATION, __ldv_list_addErr7REQUIRES_VIOLATION, __ldv_list_addErr2REQUIRES_VIOLATION, __ldv_list_addErr1REQUIRES_VIOLATION, __ldv_list_addErr3REQUIRES_VIOLATION, __ldv_list_addErr4REQUIRES_VIOLATION, ldv_dev_set_drvdataErr0REQUIRES_VIOLATION, ldv_dev_set_drvdataErr1REQUIRES_VIOLATION, ldv_atomic_sub_returnErr3REQUIRES_VIOLATION, ldv_atomic_sub_returnErr0REQUIRES_VIOLATION, ldv_atomic_sub_returnErr1REQUIRES_VIOLATION, ldv_atomic_sub_returnErr2REQUIRES_VIOLATION, ldv_list_add_tailErr0REQUIRES_VIOLATION, ldv_list_add_tailErr1REQUIRES_VIOLATION, ldv_dev_get_drvdataErr1REQUIRES_VIOLATION, ldv_dev_get_drvdataErr0REQUIRES_VIOLATION, entry_pointErr0ASSERT_VIOLATIONMEMORY_FREE, entry_pointErr1ASSERT_VIOLATIONMEMORY_FREE, ldv_msg_allocErr0REQUIRES_VIOLATION, ldv_msg_allocErr1REQUIRES_VIOLATION]=== [2018-11-28 12:12:24,426 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-28 12:12:24,426 INFO L82 PathProgramCache]: Analyzing trace with hash -1368710705, now seen corresponding path program 1 times [2018-11-28 12:12:24,426 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-11-28 12:12:24,427 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-11-28 12:12:24,428 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-28 12:12:24,428 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-28 12:12:24,428 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-28 12:12:24,438 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-28 12:12:24,475 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-28 12:12:24,476 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-11-28 12:12:24,476 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2018-11-28 12:12:24,476 INFO L459 AbstractCegarLoop]: Interpolant automaton has 7 states [2018-11-28 12:12:24,476 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2018-11-28 12:12:24,477 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=11, Invalid=31, Unknown=0, NotChecked=0, Total=42 [2018-11-28 12:12:24,477 INFO L87 Difference]: Start difference. First operand 23 states and 24 transitions. Second operand 7 states. [2018-11-28 12:12:24,494 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-28 12:12:24,494 INFO L93 Difference]: Finished difference Result 34 states and 35 transitions. [2018-11-28 12:12:24,494 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2018-11-28 12:12:24,495 INFO L78 Accepts]: Start accepts. Automaton has 7 states. Word has length 20 [2018-11-28 12:12:24,495 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-28 12:12:24,495 INFO L225 Difference]: With dead ends: 34 [2018-11-28 12:12:24,495 INFO L226 Difference]: Without dead ends: 34 [2018-11-28 12:12:24,496 INFO L631 BasicCegarLoop]: 0 DeclaredPredicates, 7 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=11, Invalid=31, Unknown=0, NotChecked=0, Total=42 [2018-11-28 12:12:24,496 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 34 states. [2018-11-28 12:12:24,498 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 34 to 30. [2018-11-28 12:12:24,498 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 30 states. [2018-11-28 12:12:24,499 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 30 states to 30 states and 31 transitions. [2018-11-28 12:12:24,499 INFO L78 Accepts]: Start accepts. Automaton has 30 states and 31 transitions. Word has length 20 [2018-11-28 12:12:24,500 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-28 12:12:24,500 INFO L480 AbstractCegarLoop]: Abstraction has 30 states and 31 transitions. [2018-11-28 12:12:24,500 INFO L481 AbstractCegarLoop]: Interpolant automaton has 7 states. [2018-11-28 12:12:24,500 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 31 transitions. [2018-11-28 12:12:24,500 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2018-11-28 12:12:24,501 INFO L394 BasicCegarLoop]: Found error trace [2018-11-28 12:12:24,501 INFO L402 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-11-28 12:12:24,501 INFO L423 AbstractCegarLoop]: === Iteration 5 === [ldv_kref_initErr0REQUIRES_VIOLATION, ldv_kref_initErr1REQUIRES_VIOLATION, ldv_list_addErr0REQUIRES_VIOLATION, ldv_list_addErr1REQUIRES_VIOLATION, ldv_kobject_createErr1REQUIRES_VIOLATION, ldv_kobject_createErr0REQUIRES_VIOLATION, ldv_destroy_msgsErr5REQUIRES_VIOLATION, ldv_destroy_msgsErr0REQUIRES_VIOLATION, ldv_destroy_msgsErr1REQUIRES_VIOLATION, ldv_destroy_msgsErr2REQUIRES_VIOLATION, ldv_destroy_msgsErr3REQUIRES_VIOLATION, ldv_destroy_msgsErr4REQUIRES_VIOLATION, ldv_msg_fillErr1REQUIRES_VIOLATION, ldv_msg_fillErr2REQUIRES_VIOLATION, ldv_msg_fillErr0REQUIRES_VIOLATION, ldv_msg_fillErr5REQUIRES_VIOLATION, ldv_msg_fillErr4REQUIRES_VIOLATION, ldv_msg_fillErr3REQUIRES_VIOLATION, ldv_atomic_add_returnErr3REQUIRES_VIOLATION, ldv_atomic_add_returnErr0REQUIRES_VIOLATION, ldv_atomic_add_returnErr1REQUIRES_VIOLATION, ldv_atomic_add_returnErr2REQUIRES_VIOLATION, __ldv_list_delErr0REQUIRES_VIOLATION, __ldv_list_delErr2REQUIRES_VIOLATION, __ldv_list_delErr1REQUIRES_VIOLATION, __ldv_list_delErr3REQUIRES_VIOLATION, ldv_kobject_cleanupErr5ASSERT_VIOLATIONMEMORY_FREE, ldv_kobject_cleanupErr3ASSERT_VIOLATIONMEMORY_FREE, ldv_kobject_cleanupErr2ASSERT_VIOLATIONMEMORY_FREE, ldv_kobject_cleanupErr1REQUIRES_VIOLATION, ldv_kobject_cleanupErr4ASSERT_VIOLATIONMEMORY_FREE, ldv_kobject_cleanupErr0REQUIRES_VIOLATION, ldv_msg_freeErr2ASSERT_VIOLATIONMEMORY_FREE, ldv_msg_freeErr4ASSERT_VIOLATIONMEMORY_FREE, ldv_msg_freeErr3ASSERT_VIOLATIONMEMORY_FREE, ldv_msg_freeErr5ASSERT_VIOLATIONMEMORY_FREE, ldv_msg_freeErr1REQUIRES_VIOLATION, ldv_msg_freeErr0REQUIRES_VIOLATION, mainErr0ENSURES_VIOLATIONMEMORY_LEAK, LDV_INIT_LIST_HEADErr3REQUIRES_VIOLATION, LDV_INIT_LIST_HEADErr0REQUIRES_VIOLATION, LDV_INIT_LIST_HEADErr1REQUIRES_VIOLATION, LDV_INIT_LIST_HEADErr2REQUIRES_VIOLATION, ldv_list_delErr3REQUIRES_VIOLATION, ldv_list_delErr0REQUIRES_VIOLATION, ldv_list_delErr1REQUIRES_VIOLATION, ldv_list_delErr2REQUIRES_VIOLATION, __ldv_list_addErr6REQUIRES_VIOLATION, __ldv_list_addErr5REQUIRES_VIOLATION, __ldv_list_addErr0REQUIRES_VIOLATION, __ldv_list_addErr7REQUIRES_VIOLATION, __ldv_list_addErr2REQUIRES_VIOLATION, __ldv_list_addErr1REQUIRES_VIOLATION, __ldv_list_addErr3REQUIRES_VIOLATION, __ldv_list_addErr4REQUIRES_VIOLATION, ldv_dev_set_drvdataErr0REQUIRES_VIOLATION, ldv_dev_set_drvdataErr1REQUIRES_VIOLATION, ldv_atomic_sub_returnErr3REQUIRES_VIOLATION, ldv_atomic_sub_returnErr0REQUIRES_VIOLATION, ldv_atomic_sub_returnErr1REQUIRES_VIOLATION, ldv_atomic_sub_returnErr2REQUIRES_VIOLATION, ldv_list_add_tailErr0REQUIRES_VIOLATION, ldv_list_add_tailErr1REQUIRES_VIOLATION, ldv_dev_get_drvdataErr1REQUIRES_VIOLATION, ldv_dev_get_drvdataErr0REQUIRES_VIOLATION, entry_pointErr0ASSERT_VIOLATIONMEMORY_FREE, entry_pointErr1ASSERT_VIOLATIONMEMORY_FREE, ldv_msg_allocErr0REQUIRES_VIOLATION, ldv_msg_allocErr1REQUIRES_VIOLATION]=== [2018-11-28 12:12:24,501 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-28 12:12:24,501 INFO L82 PathProgramCache]: Analyzing trace with hash 1129305232, now seen corresponding path program 1 times [2018-11-28 12:12:24,501 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-11-28 12:12:24,502 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-11-28 12:12:24,503 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-28 12:12:24,503 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-28 12:12:24,503 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-28 12:12:24,509 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-28 12:12:24,522 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-28 12:12:24,522 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-11-28 12:12:24,522 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2018-11-28 12:12:24,522 INFO L459 AbstractCegarLoop]: Interpolant automaton has 3 states [2018-11-28 12:12:24,523 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2018-11-28 12:12:24,523 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2018-11-28 12:12:24,523 INFO L87 Difference]: Start difference. First operand 30 states and 31 transitions. Second operand 3 states. [2018-11-28 12:12:24,560 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-28 12:12:24,560 INFO L93 Difference]: Finished difference Result 35 states and 35 transitions. [2018-11-28 12:12:24,561 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2018-11-28 12:12:24,561 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 20 [2018-11-28 12:12:24,561 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-28 12:12:24,561 INFO L225 Difference]: With dead ends: 35 [2018-11-28 12:12:24,562 INFO L226 Difference]: Without dead ends: 32 [2018-11-28 12:12:24,562 INFO L631 BasicCegarLoop]: 0 DeclaredPredicates, 8 GetRequests, 7 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2018-11-28 12:12:24,562 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 32 states. [2018-11-28 12:12:24,564 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 32 to 23. [2018-11-28 12:12:24,564 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 23 states. [2018-11-28 12:12:24,565 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 23 states to 23 states and 23 transitions. [2018-11-28 12:12:24,565 INFO L78 Accepts]: Start accepts. Automaton has 23 states and 23 transitions. Word has length 20 [2018-11-28 12:12:24,565 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-28 12:12:24,565 INFO L480 AbstractCegarLoop]: Abstraction has 23 states and 23 transitions. [2018-11-28 12:12:24,565 INFO L481 AbstractCegarLoop]: Interpolant automaton has 3 states. [2018-11-28 12:12:24,565 INFO L276 IsEmpty]: Start isEmpty. Operand 23 states and 23 transitions. [2018-11-28 12:12:24,566 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2018-11-28 12:12:24,566 INFO L394 BasicCegarLoop]: Found error trace [2018-11-28 12:12:24,566 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] [2018-11-28 12:12:24,567 INFO L423 AbstractCegarLoop]: === Iteration 6 === [ldv_kref_initErr0REQUIRES_VIOLATION, ldv_kref_initErr1REQUIRES_VIOLATION, ldv_list_addErr0REQUIRES_VIOLATION, ldv_list_addErr1REQUIRES_VIOLATION, ldv_kobject_createErr1REQUIRES_VIOLATION, ldv_kobject_createErr0REQUIRES_VIOLATION, ldv_destroy_msgsErr5REQUIRES_VIOLATION, ldv_destroy_msgsErr0REQUIRES_VIOLATION, ldv_destroy_msgsErr1REQUIRES_VIOLATION, ldv_destroy_msgsErr2REQUIRES_VIOLATION, ldv_destroy_msgsErr3REQUIRES_VIOLATION, ldv_destroy_msgsErr4REQUIRES_VIOLATION, ldv_msg_fillErr1REQUIRES_VIOLATION, ldv_msg_fillErr2REQUIRES_VIOLATION, ldv_msg_fillErr0REQUIRES_VIOLATION, ldv_msg_fillErr5REQUIRES_VIOLATION, ldv_msg_fillErr4REQUIRES_VIOLATION, ldv_msg_fillErr3REQUIRES_VIOLATION, ldv_atomic_add_returnErr3REQUIRES_VIOLATION, ldv_atomic_add_returnErr0REQUIRES_VIOLATION, ldv_atomic_add_returnErr1REQUIRES_VIOLATION, ldv_atomic_add_returnErr2REQUIRES_VIOLATION, __ldv_list_delErr0REQUIRES_VIOLATION, __ldv_list_delErr2REQUIRES_VIOLATION, __ldv_list_delErr1REQUIRES_VIOLATION, __ldv_list_delErr3REQUIRES_VIOLATION, ldv_kobject_cleanupErr5ASSERT_VIOLATIONMEMORY_FREE, ldv_kobject_cleanupErr3ASSERT_VIOLATIONMEMORY_FREE, ldv_kobject_cleanupErr2ASSERT_VIOLATIONMEMORY_FREE, ldv_kobject_cleanupErr1REQUIRES_VIOLATION, ldv_kobject_cleanupErr4ASSERT_VIOLATIONMEMORY_FREE, ldv_kobject_cleanupErr0REQUIRES_VIOLATION, ldv_msg_freeErr2ASSERT_VIOLATIONMEMORY_FREE, ldv_msg_freeErr4ASSERT_VIOLATIONMEMORY_FREE, ldv_msg_freeErr3ASSERT_VIOLATIONMEMORY_FREE, ldv_msg_freeErr5ASSERT_VIOLATIONMEMORY_FREE, ldv_msg_freeErr1REQUIRES_VIOLATION, ldv_msg_freeErr0REQUIRES_VIOLATION, mainErr0ENSURES_VIOLATIONMEMORY_LEAK, LDV_INIT_LIST_HEADErr3REQUIRES_VIOLATION, LDV_INIT_LIST_HEADErr0REQUIRES_VIOLATION, LDV_INIT_LIST_HEADErr1REQUIRES_VIOLATION, LDV_INIT_LIST_HEADErr2REQUIRES_VIOLATION, ldv_list_delErr3REQUIRES_VIOLATION, ldv_list_delErr0REQUIRES_VIOLATION, ldv_list_delErr1REQUIRES_VIOLATION, ldv_list_delErr2REQUIRES_VIOLATION, __ldv_list_addErr6REQUIRES_VIOLATION, __ldv_list_addErr5REQUIRES_VIOLATION, __ldv_list_addErr0REQUIRES_VIOLATION, __ldv_list_addErr7REQUIRES_VIOLATION, __ldv_list_addErr2REQUIRES_VIOLATION, __ldv_list_addErr1REQUIRES_VIOLATION, __ldv_list_addErr3REQUIRES_VIOLATION, __ldv_list_addErr4REQUIRES_VIOLATION, ldv_dev_set_drvdataErr0REQUIRES_VIOLATION, ldv_dev_set_drvdataErr1REQUIRES_VIOLATION, ldv_atomic_sub_returnErr3REQUIRES_VIOLATION, ldv_atomic_sub_returnErr0REQUIRES_VIOLATION, ldv_atomic_sub_returnErr1REQUIRES_VIOLATION, ldv_atomic_sub_returnErr2REQUIRES_VIOLATION, ldv_list_add_tailErr0REQUIRES_VIOLATION, ldv_list_add_tailErr1REQUIRES_VIOLATION, ldv_dev_get_drvdataErr1REQUIRES_VIOLATION, ldv_dev_get_drvdataErr0REQUIRES_VIOLATION, entry_pointErr0ASSERT_VIOLATIONMEMORY_FREE, entry_pointErr1ASSERT_VIOLATIONMEMORY_FREE, ldv_msg_allocErr0REQUIRES_VIOLATION, ldv_msg_allocErr1REQUIRES_VIOLATION]=== [2018-11-28 12:12:24,567 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-28 12:12:24,567 INFO L82 PathProgramCache]: Analyzing trace with hash -1249711693, now seen corresponding path program 1 times [2018-11-28 12:12:24,567 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-11-28 12:12:24,567 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-11-28 12:12:24,568 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-28 12:12:24,569 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-28 12:12:24,569 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-28 12:12:24,577 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-28 12:12:24,701 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-28 12:12:24,701 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-11-28 12:12:24,702 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2018-11-28 12:12:24,702 INFO L459 AbstractCegarLoop]: Interpolant automaton has 8 states [2018-11-28 12:12:24,702 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2018-11-28 12:12:24,702 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=13, Invalid=43, Unknown=0, NotChecked=0, Total=56 [2018-11-28 12:12:24,703 INFO L87 Difference]: Start difference. First operand 23 states and 23 transitions. Second operand 8 states. [2018-11-28 12:12:24,807 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-28 12:12:24,807 INFO L93 Difference]: Finished difference Result 35 states and 34 transitions. [2018-11-28 12:12:24,807 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2018-11-28 12:12:24,807 INFO L78 Accepts]: Start accepts. Automaton has 8 states. Word has length 22 [2018-11-28 12:12:24,808 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-28 12:12:24,808 INFO L225 Difference]: With dead ends: 35 [2018-11-28 12:12:24,808 INFO L226 Difference]: Without dead ends: 23 [2018-11-28 12:12:24,809 INFO L631 BasicCegarLoop]: 0 DeclaredPredicates, 13 GetRequests, 5 SyntacticMatches, 1 SemanticMatches, 7 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=17, Invalid=55, Unknown=0, NotChecked=0, Total=72 [2018-11-28 12:12:24,809 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 23 states. [2018-11-28 12:12:24,810 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 23 to 23. [2018-11-28 12:12:24,810 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 23 states. [2018-11-28 12:12:24,811 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 23 states to 23 states and 22 transitions. [2018-11-28 12:12:24,811 INFO L78 Accepts]: Start accepts. Automaton has 23 states and 22 transitions. Word has length 22 [2018-11-28 12:12:24,811 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-28 12:12:24,811 INFO L480 AbstractCegarLoop]: Abstraction has 23 states and 22 transitions. [2018-11-28 12:12:24,811 INFO L481 AbstractCegarLoop]: Interpolant automaton has 8 states. [2018-11-28 12:12:24,811 INFO L276 IsEmpty]: Start isEmpty. Operand 23 states and 22 transitions. [2018-11-28 12:12:24,812 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2018-11-28 12:12:24,812 INFO L394 BasicCegarLoop]: Found error trace [2018-11-28 12:12:24,812 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] [2018-11-28 12:12:24,812 INFO L423 AbstractCegarLoop]: === Iteration 7 === [ldv_kref_initErr0REQUIRES_VIOLATION, ldv_kref_initErr1REQUIRES_VIOLATION, ldv_list_addErr0REQUIRES_VIOLATION, ldv_list_addErr1REQUIRES_VIOLATION, ldv_kobject_createErr1REQUIRES_VIOLATION, ldv_kobject_createErr0REQUIRES_VIOLATION, ldv_destroy_msgsErr5REQUIRES_VIOLATION, ldv_destroy_msgsErr0REQUIRES_VIOLATION, ldv_destroy_msgsErr1REQUIRES_VIOLATION, ldv_destroy_msgsErr2REQUIRES_VIOLATION, ldv_destroy_msgsErr3REQUIRES_VIOLATION, ldv_destroy_msgsErr4REQUIRES_VIOLATION, ldv_msg_fillErr1REQUIRES_VIOLATION, ldv_msg_fillErr2REQUIRES_VIOLATION, ldv_msg_fillErr0REQUIRES_VIOLATION, ldv_msg_fillErr5REQUIRES_VIOLATION, ldv_msg_fillErr4REQUIRES_VIOLATION, ldv_msg_fillErr3REQUIRES_VIOLATION, ldv_atomic_add_returnErr3REQUIRES_VIOLATION, ldv_atomic_add_returnErr0REQUIRES_VIOLATION, ldv_atomic_add_returnErr1REQUIRES_VIOLATION, ldv_atomic_add_returnErr2REQUIRES_VIOLATION, __ldv_list_delErr0REQUIRES_VIOLATION, __ldv_list_delErr2REQUIRES_VIOLATION, __ldv_list_delErr1REQUIRES_VIOLATION, __ldv_list_delErr3REQUIRES_VIOLATION, ldv_kobject_cleanupErr5ASSERT_VIOLATIONMEMORY_FREE, ldv_kobject_cleanupErr3ASSERT_VIOLATIONMEMORY_FREE, ldv_kobject_cleanupErr2ASSERT_VIOLATIONMEMORY_FREE, ldv_kobject_cleanupErr1REQUIRES_VIOLATION, ldv_kobject_cleanupErr4ASSERT_VIOLATIONMEMORY_FREE, ldv_kobject_cleanupErr0REQUIRES_VIOLATION, ldv_msg_freeErr2ASSERT_VIOLATIONMEMORY_FREE, ldv_msg_freeErr4ASSERT_VIOLATIONMEMORY_FREE, ldv_msg_freeErr3ASSERT_VIOLATIONMEMORY_FREE, ldv_msg_freeErr5ASSERT_VIOLATIONMEMORY_FREE, ldv_msg_freeErr1REQUIRES_VIOLATION, ldv_msg_freeErr0REQUIRES_VIOLATION, mainErr0ENSURES_VIOLATIONMEMORY_LEAK, LDV_INIT_LIST_HEADErr3REQUIRES_VIOLATION, LDV_INIT_LIST_HEADErr0REQUIRES_VIOLATION, LDV_INIT_LIST_HEADErr1REQUIRES_VIOLATION, LDV_INIT_LIST_HEADErr2REQUIRES_VIOLATION, ldv_list_delErr3REQUIRES_VIOLATION, ldv_list_delErr0REQUIRES_VIOLATION, ldv_list_delErr1REQUIRES_VIOLATION, ldv_list_delErr2REQUIRES_VIOLATION, __ldv_list_addErr6REQUIRES_VIOLATION, __ldv_list_addErr5REQUIRES_VIOLATION, __ldv_list_addErr0REQUIRES_VIOLATION, __ldv_list_addErr7REQUIRES_VIOLATION, __ldv_list_addErr2REQUIRES_VIOLATION, __ldv_list_addErr1REQUIRES_VIOLATION, __ldv_list_addErr3REQUIRES_VIOLATION, __ldv_list_addErr4REQUIRES_VIOLATION, ldv_dev_set_drvdataErr0REQUIRES_VIOLATION, ldv_dev_set_drvdataErr1REQUIRES_VIOLATION, ldv_atomic_sub_returnErr3REQUIRES_VIOLATION, ldv_atomic_sub_returnErr0REQUIRES_VIOLATION, ldv_atomic_sub_returnErr1REQUIRES_VIOLATION, ldv_atomic_sub_returnErr2REQUIRES_VIOLATION, ldv_list_add_tailErr0REQUIRES_VIOLATION, ldv_list_add_tailErr1REQUIRES_VIOLATION, ldv_dev_get_drvdataErr1REQUIRES_VIOLATION, ldv_dev_get_drvdataErr0REQUIRES_VIOLATION, entry_pointErr0ASSERT_VIOLATIONMEMORY_FREE, entry_pointErr1ASSERT_VIOLATIONMEMORY_FREE, ldv_msg_allocErr0REQUIRES_VIOLATION, ldv_msg_allocErr1REQUIRES_VIOLATION]=== [2018-11-28 12:12:24,813 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-28 12:12:24,813 INFO L82 PathProgramCache]: Analyzing trace with hash -1543114700, now seen corresponding path program 1 times [2018-11-28 12:12:24,813 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-11-28 12:12:24,813 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-11-28 12:12:24,814 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-28 12:12:24,814 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-28 12:12:24,815 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-28 12:12:24,821 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-28 12:12:24,877 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-28 12:12:24,877 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-11-28 12:12:24,878 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2018-11-28 12:12:24,878 INFO L459 AbstractCegarLoop]: Interpolant automaton has 7 states [2018-11-28 12:12:24,878 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2018-11-28 12:12:24,878 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=11, Invalid=31, Unknown=0, NotChecked=0, Total=42 [2018-11-28 12:12:24,878 INFO L87 Difference]: Start difference. First operand 23 states and 22 transitions. Second operand 7 states. [2018-11-28 12:12:24,887 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-28 12:12:24,887 INFO L93 Difference]: Finished difference Result 17 states and 16 transitions. [2018-11-28 12:12:24,887 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2018-11-28 12:12:24,888 INFO L78 Accepts]: Start accepts. Automaton has 7 states. Word has length 22 [2018-11-28 12:12:24,888 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-28 12:12:24,888 INFO L225 Difference]: With dead ends: 17 [2018-11-28 12:12:24,888 INFO L226 Difference]: Without dead ends: 0 [2018-11-28 12:12:24,889 INFO L631 BasicCegarLoop]: 0 DeclaredPredicates, 7 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=11, Invalid=31, Unknown=0, NotChecked=0, Total=42 [2018-11-28 12:12:24,889 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2018-11-28 12:12:24,889 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2018-11-28 12:12:24,889 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 0 states. [2018-11-28 12:12:24,889 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2018-11-28 12:12:24,889 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 22 [2018-11-28 12:12:24,889 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-28 12:12:24,890 INFO L480 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2018-11-28 12:12:24,890 INFO L481 AbstractCegarLoop]: Interpolant automaton has 7 states. [2018-11-28 12:12:24,890 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2018-11-28 12:12:24,890 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2018-11-28 12:12:24,895 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 28.11 12:12:24 BoogieIcfgContainer [2018-11-28 12:12:24,895 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2018-11-28 12:12:24,895 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2018-11-28 12:12:24,895 INFO L271 PluginConnector]: Initializing Witness Printer... [2018-11-28 12:12:24,896 INFO L276 PluginConnector]: Witness Printer initialized [2018-11-28 12:12:24,897 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 28.11 12:12:23" (3/4) ... [2018-11-28 12:12:24,900 INFO L144 WitnessPrinter]: Generating witness for correct program [2018-11-28 12:12:24,908 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure ldv_submit_msg [2018-11-28 12:12:24,908 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure ldv_kobject_create [2018-11-28 12:12:24,908 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure ldv_kobject_del [2018-11-28 12:12:24,908 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure ldv_positive [2018-11-28 12:12:24,908 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure __ldv_list_del [2018-11-28 12:12:24,908 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure __bswap_64 [2018-11-28 12:12:24,909 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure ldv_msg_free [2018-11-28 12:12:24,909 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure main [2018-11-28 12:12:24,909 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure ldv_list_del [2018-11-28 12:12:24,909 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure ldv_kref_get [2018-11-28 12:12:24,909 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure ldv_kobject_put [2018-11-28 12:12:24,909 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure ldv_kobject_init [2018-11-28 12:12:24,909 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure ##fun~$Pointer$~TO~VOID [2018-11-28 12:12:24,909 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure ldv_atomic_sub_return [2018-11-28 12:12:24,909 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure ldv_list_add_tail [2018-11-28 12:12:24,910 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure ldv_nonpositive [2018-11-28 12:12:24,910 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure #Ultimate.meminit [2018-11-28 12:12:24,910 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure entry_point [2018-11-28 12:12:24,910 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure ldv_msg_alloc [2018-11-28 12:12:24,910 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure ldv_kobject_init_internal [2018-11-28 12:12:24,910 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure ldv_kref_init [2018-11-28 12:12:24,910 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure ldv_list_add [2018-11-28 12:12:24,910 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure ldv_destroy_msgs [2018-11-28 12:12:24,910 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure ldv_msg_fill [2018-11-28 12:12:24,911 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure ldv_kref_sub [2018-11-28 12:12:24,911 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure #Ultimate.C_memset [2018-11-28 12:12:24,911 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure ldv_atomic_add_return [2018-11-28 12:12:24,911 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure f [2018-11-28 12:12:24,911 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure ldv_kobject_release [2018-11-28 12:12:24,911 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure g [2018-11-28 12:12:24,911 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure __bswap_32 [2018-11-28 12:12:24,911 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure ldv_kobject_cleanup [2018-11-28 12:12:24,911 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure #Ultimate.C_memcpy [2018-11-28 12:12:24,912 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure LDV_INIT_LIST_HEAD [2018-11-28 12:12:24,912 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure h_safe [2018-11-28 12:12:24,912 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure __ldv_list_add [2018-11-28 12:12:24,912 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure ULTIMATE.init [2018-11-28 12:12:24,912 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure ldv_malloc [2018-11-28 12:12:24,912 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure ldv_dev_set_drvdata [2018-11-28 12:12:24,912 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure ldv_zalloc [2018-11-28 12:12:24,912 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure ldv_kref_put [2018-11-28 12:12:24,913 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure ldv_kobject_get [2018-11-28 12:12:24,913 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure ldv_dev_get_drvdata [2018-11-28 12:12:24,918 INFO L905 BoogieBacktranslator]: Reduced CFG by removing 35 nodes and edges [2018-11-28 12:12:24,919 INFO L905 BoogieBacktranslator]: Reduced CFG by removing 9 nodes and edges [2018-11-28 12:12:24,919 INFO L905 BoogieBacktranslator]: Reduced CFG by removing 2 nodes and edges [2018-11-28 12:12:24,919 INFO L905 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2018-11-28 12:12:24,919 INFO L905 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2018-11-28 12:12:24,965 INFO L145 WitnessManager]: Wrote witness to /tmp/vcloud-vcloud-master/worker/working_dir_9fd9599a-937a-45c7-b803-c88bec0ad26d/bin-2019/uautomizer/witness.graphml [2018-11-28 12:12:24,965 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2018-11-28 12:12:24,966 INFO L168 Benchmark]: Toolchain (without parser) took 2396.82 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 131.1 MB). Free memory was 950.6 MB in the beginning and 878.3 MB in the end (delta: 72.3 MB). Peak memory consumption was 203.4 MB. Max. memory is 11.5 GB. [2018-11-28 12:12:24,967 INFO L168 Benchmark]: CDTParser took 0.11 ms. Allocated memory is still 1.0 GB. Free memory is still 976.9 MB. There was no memory consumed. Max. memory is 11.5 GB. [2018-11-28 12:12:24,967 INFO L168 Benchmark]: CACSL2BoogieTranslator took 406.46 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 131.1 MB). Free memory was 950.6 MB in the beginning and 1.1 GB in the end (delta: -152.6 MB). Peak memory consumption was 30.2 MB. Max. memory is 11.5 GB. [2018-11-28 12:12:24,967 INFO L168 Benchmark]: Boogie Preprocessor took 56.24 ms. Allocated memory is still 1.2 GB. Free memory is still 1.1 GB. There was no memory consumed. Max. memory is 11.5 GB. [2018-11-28 12:12:24,967 INFO L168 Benchmark]: RCFGBuilder took 726.18 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 1.0 GB in the end (delta: 100.5 MB). Peak memory consumption was 100.5 MB. Max. memory is 11.5 GB. [2018-11-28 12:12:24,968 INFO L168 Benchmark]: TraceAbstraction took 1134.15 ms. Allocated memory is still 1.2 GB. Free memory was 1.0 GB in the beginning and 883.7 MB in the end (delta: 119.0 MB). Peak memory consumption was 119.0 MB. Max. memory is 11.5 GB. [2018-11-28 12:12:24,968 INFO L168 Benchmark]: Witness Printer took 69.69 ms. Allocated memory is still 1.2 GB. Free memory was 883.7 MB in the beginning and 878.3 MB in the end (delta: 5.4 MB). Peak memory consumption was 5.4 MB. Max. memory is 11.5 GB. [2018-11-28 12:12:24,970 INFO L336 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.11 ms. Allocated memory is still 1.0 GB. Free memory is still 976.9 MB. There was no memory consumed. Max. memory is 11.5 GB. * CACSL2BoogieTranslator took 406.46 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 131.1 MB). Free memory was 950.6 MB in the beginning and 1.1 GB in the end (delta: -152.6 MB). Peak memory consumption was 30.2 MB. Max. memory is 11.5 GB. * Boogie Preprocessor took 56.24 ms. Allocated memory is still 1.2 GB. Free memory is still 1.1 GB. There was no memory consumed. Max. memory is 11.5 GB. * RCFGBuilder took 726.18 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 1.0 GB in the end (delta: 100.5 MB). Peak memory consumption was 100.5 MB. Max. memory is 11.5 GB. * TraceAbstraction took 1134.15 ms. Allocated memory is still 1.2 GB. Free memory was 1.0 GB in the beginning and 883.7 MB in the end (delta: 119.0 MB). Peak memory consumption was 119.0 MB. Max. memory is 11.5 GB. * Witness Printer took 69.69 ms. Allocated memory is still 1.2 GB. Free memory was 883.7 MB in the beginning and 878.3 MB in the end (delta: 5.4 MB). Peak memory consumption was 5.4 MB. Max. memory is 11.5 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - PositiveResult [Line: 1294]: pointer dereference always succeeds For all program executions holds that pointer dereference always succeeds at this location - PositiveResult [Line: 1294]: pointer dereference always succeeds For all program executions holds that pointer dereference always succeeds at this location - PositiveResult [Line: 1121]: pointer dereference always succeeds For all program executions holds that pointer dereference always succeeds at this location - PositiveResult [Line: 1121]: pointer dereference always succeeds For all program executions holds that pointer dereference always succeeds at this location - PositiveResult [Line: 1411]: pointer dereference always succeeds For all program executions holds that pointer dereference always succeeds at this location - PositiveResult [Line: 1411]: pointer dereference always succeeds For all program executions holds that pointer dereference always succeeds at this location - PositiveResult [Line: 1179]: pointer dereference always succeeds For all program executions holds that pointer dereference always succeeds at this location - PositiveResult [Line: 1179]: pointer dereference always succeeds For all program executions holds that pointer dereference always succeeds at this location - PositiveResult [Line: 1179]: pointer dereference always succeeds For all program executions holds that pointer dereference always succeeds at this location - PositiveResult [Line: 1179]: pointer dereference always succeeds For all program executions holds that pointer dereference always succeeds at this location - PositiveResult [Line: 1179]: pointer dereference always succeeds For all program executions holds that pointer dereference always succeeds at this location - PositiveResult [Line: 1179]: pointer dereference always succeeds For all program executions holds that pointer dereference always succeeds at this location - PositiveResult [Line: 1156]: pointer dereference always succeeds For all program executions holds that pointer dereference always succeeds at this location - PositiveResult [Line: 1156]: pointer dereference always succeeds For all program executions holds that pointer dereference always succeeds at this location - PositiveResult [Line: 1156]: pointer dereference always succeeds For all program executions holds that pointer dereference always succeeds at this location - PositiveResult [Line: 1157]: pointer dereference always succeeds For all program executions holds that pointer dereference always succeeds at this location - PositiveResult [Line: 1157]: pointer dereference always succeeds For all program executions holds that pointer dereference always succeeds at this location - PositiveResult [Line: 1156]: pointer dereference always succeeds For all program executions holds that pointer dereference always succeeds at this location - PositiveResult [Line: 1258]: pointer dereference always succeeds For all program executions holds that pointer dereference always succeeds at this location - PositiveResult [Line: 1256]: pointer dereference always succeeds For all program executions holds that pointer dereference always succeeds at this location - PositiveResult [Line: 1256]: pointer dereference always succeeds For all program executions holds that pointer dereference always succeeds at this location - PositiveResult [Line: 1258]: pointer dereference always succeeds For all program executions holds that pointer dereference always succeeds at this location - PositiveResult [Line: 1115]: pointer dereference always succeeds For all program executions holds that pointer dereference always succeeds at this location - PositiveResult [Line: 1116]: pointer dereference always succeeds For all program executions holds that pointer dereference always succeeds at this location - PositiveResult [Line: 1115]: pointer dereference always succeeds For all program executions holds that pointer dereference always succeeds at this location - PositiveResult [Line: 1116]: pointer dereference always succeeds For all program executions holds that pointer dereference always succeeds at this location - PositiveResult [Line: 1344]: free always succeeds For all program executions holds that free always succeeds at this location - PositiveResult [Line: 1340]: free always succeeds For all program executions holds that free always succeeds at this location - PositiveResult [Line: 1340]: free always succeeds For all program executions holds that free always succeeds at this location - PositiveResult [Line: 1339]: pointer dereference always succeeds For all program executions holds that pointer dereference always succeeds at this location - PositiveResult [Line: 1344]: free always succeeds For all program executions holds that free always succeeds at this location - PositiveResult [Line: 1339]: pointer dereference always succeeds For all program executions holds that pointer dereference always succeeds at this location - PositiveResult [Line: 1163]: free always succeeds For all program executions holds that free always succeeds at this location - PositiveResult [Line: 1164]: free always succeeds For all program executions holds that free always succeeds at this location - PositiveResult [Line: 1163]: free always succeeds For all program executions holds that free always succeeds at this location - PositiveResult [Line: 1164]: free always succeeds For all program executions holds that free always succeeds at this location - PositiveResult [Line: 1163]: pointer dereference always succeeds For all program executions holds that pointer dereference always succeeds at this location - PositiveResult [Line: 1163]: pointer dereference always succeeds For all program executions holds that pointer dereference always succeeds at this location - PositiveResult [Line: 1442]: all allocated memory was freed For all program executions holds that all allocated memory was freed at this location - PositiveResult [Line: 1100]: pointer dereference always succeeds For all program executions holds that pointer dereference always succeeds at this location - PositiveResult [Line: 1099]: pointer dereference always succeeds For all program executions holds that pointer dereference always succeeds at this location - PositiveResult [Line: 1099]: pointer dereference always succeeds For all program executions holds that pointer dereference always succeeds at this location - PositiveResult [Line: 1100]: pointer dereference always succeeds For all program executions holds that pointer dereference always succeeds at this location - PositiveResult [Line: 1131]: pointer dereference always succeeds For all program executions holds that pointer dereference always succeeds at this location - PositiveResult [Line: 1131]: pointer dereference always succeeds For all program executions holds that pointer dereference always succeeds at this location - PositiveResult [Line: 1131]: pointer dereference always succeeds For all program executions holds that pointer dereference always succeeds at this location - PositiveResult [Line: 1131]: pointer dereference always succeeds For all program executions holds that pointer dereference always succeeds at this location - PositiveResult [Line: 1110]: pointer dereference always succeeds For all program executions holds that pointer dereference always succeeds at this location - PositiveResult [Line: 1109]: pointer dereference always succeeds For all program executions holds that pointer dereference always succeeds at this location - PositiveResult [Line: 1107]: pointer dereference always succeeds For all program executions holds that pointer dereference always succeeds at this location - PositiveResult [Line: 1110]: pointer dereference always succeeds For all program executions holds that pointer dereference always succeeds at this location - PositiveResult [Line: 1108]: pointer dereference always succeeds For all program executions holds that pointer dereference always succeeds at this location - PositiveResult [Line: 1107]: pointer dereference always succeeds For all program executions holds that pointer dereference always succeeds at this location - PositiveResult [Line: 1108]: pointer dereference always succeeds For all program executions holds that pointer dereference always succeeds at this location - PositiveResult [Line: 1109]: pointer dereference always succeeds For all program executions holds that pointer dereference always succeeds at this location - PositiveResult [Line: 1198]: pointer dereference always succeeds For all program executions holds that pointer dereference always succeeds at this location - PositiveResult [Line: 1198]: pointer dereference always succeeds For all program executions holds that pointer dereference always succeeds at this location - PositiveResult [Line: 1267]: pointer dereference always succeeds For all program executions holds that pointer dereference always succeeds at this location - PositiveResult [Line: 1265]: pointer dereference always succeeds For all program executions holds that pointer dereference always succeeds at this location - PositiveResult [Line: 1265]: pointer dereference always succeeds For all program executions holds that pointer dereference always succeeds at this location - PositiveResult [Line: 1267]: pointer dereference always succeeds For all program executions holds that pointer dereference always succeeds at this location - PositiveResult [Line: 1126]: pointer dereference always succeeds For all program executions holds that pointer dereference always succeeds at this location - PositiveResult [Line: 1126]: pointer dereference always succeeds For all program executions holds that pointer dereference always succeeds at this location - PositiveResult [Line: 1193]: pointer dereference always succeeds For all program executions holds that pointer dereference always succeeds at this location - PositiveResult [Line: 1193]: pointer dereference always succeeds For all program executions holds that pointer dereference always succeeds at this location - PositiveResult [Line: 1439]: free always succeeds For all program executions holds that free always succeeds at this location - PositiveResult [Line: 1439]: free always succeeds For all program executions holds that free always succeeds at this location - PositiveResult [Line: 1146]: pointer dereference always succeeds For all program executions holds that pointer dereference always succeeds at this location - PositiveResult [Line: 1146]: pointer dereference always succeeds For all program executions holds that pointer dereference always succeeds at this location - AllSpecificationsHoldResult: All specifications hold 69 specifications checked. All of them hold - StatisticsResult: Ultimate Automizer benchmark data CFG has 44 procedures, 316 locations, 69 error locations. SAFE Result, 1.0s OverallTime, 7 OverallIterations, 1 TraceHistogramMax, 0.3s AutomataDifference, 0.0s DeadEndRemovalTime, 0.0s HoareAnnotationTime, HoareTripleCheckerStatistics: 155 SDtfs, 23 SDslu, 550 SDs, 0 SdLazy, 281 SolverSat, 7 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 0.2s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 53 GetRequests, 19 SyntacticMatches, 1 SemanticMatches, 33 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.3s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=98occurred in iteration=0, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s AbstIntTime, 0 AbstIntIterations, 0 AbstIntStrong, NaN AbsIntWeakeningRatio, NaN AbsIntAvgWeakeningVarsNumRemoved, NaN AbsIntAvgWeakenedConjuncts, 0.0s DumpTime, AutomataMinimizationStatistics: 0.0s AutomataMinimizationTime, 7 MinimizatonAttempts, 26 StatesRemovedByMinimization, 4 NontrivialMinimizations, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: TraceCheckStatistics: 0.0s SsaConstructionTime, 0.0s SatisfiabilityAnalysisTime, 0.4s InterpolantComputationTime, 140 NumberOfCodeBlocks, 140 NumberOfCodeBlocksAsserted, 7 NumberOfCheckSat, 133 ConstructedInterpolants, 0 QuantifiedInterpolants, 9122 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 7 InterpolantComputations, 7 PerfectInterpolantSequences, 0/0 InterpolantCoveringCapability, InvariantSynthesisStatistics: No data available, InterpolantConsolidationStatistics: No data available, ReuseStatistics: No data available RESULT: Ultimate proved your program to be correct! Received shutdown request...