./Ultimate.py --spec ../../sv-benchmarks/c/properties/valid-memsafety.prp --file ../../sv-benchmarks/c/ldv-memsafety/memleaks_test6_true-valid-memsafety_true-termination.i --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for memory safety (deref-memtrack) Using default analysis Version 635dfa2a Calling Ultimate with: java -Dosgi.configuration.area=/tmp/vcloud-vcloud-master/worker/working_dir_90ad3922-40ba-4b4e-b252-405f9336a169/bin-2019/uautomizer/data/config -Xmx12G -Xms1G -jar /tmp/vcloud-vcloud-master/worker/working_dir_90ad3922-40ba-4b4e-b252-405f9336a169/bin-2019/uautomizer/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/working_dir_90ad3922-40ba-4b4e-b252-405f9336a169/bin-2019/uautomizer/data -tc /tmp/vcloud-vcloud-master/worker/working_dir_90ad3922-40ba-4b4e-b252-405f9336a169/bin-2019/uautomizer/config/AutomizerMemDerefMemtrack.xml -i ../../sv-benchmarks/c/ldv-memsafety/memleaks_test6_true-valid-memsafety_true-termination.i -s /tmp/vcloud-vcloud-master/worker/working_dir_90ad3922-40ba-4b4e-b252-405f9336a169/bin-2019/uautomizer/config/svcomp-DerefFreeMemtrack-32bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/working_dir_90ad3922-40ba-4b4e-b252-405f9336a169/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 e2d5d691ed29cb8b2a6f5a402a7f2a124682fa21 .............................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................. Execution finished normally Writing output log to file Ultimate.log Result: TRUE --- Real Ultimate output --- This is Ultimate 0.1.23-635dfa2 [2018-12-09 00:12:47,871 INFO L170 SettingsManager]: Resetting all preferences to default values... [2018-12-09 00:12:47,872 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2018-12-09 00:12:47,878 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2018-12-09 00:12:47,878 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2018-12-09 00:12:47,878 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2018-12-09 00:12:47,879 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2018-12-09 00:12:47,880 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2018-12-09 00:12:47,880 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2018-12-09 00:12:47,881 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2018-12-09 00:12:47,881 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2018-12-09 00:12:47,881 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2018-12-09 00:12:47,882 INFO L174 SettingsManager]: Resetting PEA to Boogie preferences to default values [2018-12-09 00:12:47,882 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2018-12-09 00:12:47,883 INFO L174 SettingsManager]: Resetting ChcToBoogie preferences to default values [2018-12-09 00:12:47,883 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2018-12-09 00:12:47,884 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2018-12-09 00:12:47,885 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2018-12-09 00:12:47,885 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2018-12-09 00:12:47,886 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2018-12-09 00:12:47,887 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2018-12-09 00:12:47,887 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2018-12-09 00:12:47,889 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2018-12-09 00:12:47,889 INFO L177 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2018-12-09 00:12:47,889 INFO L174 SettingsManager]: Resetting TreeAutomizer preferences to default values [2018-12-09 00:12:47,889 INFO L174 SettingsManager]: Resetting IcfgTransformer preferences to default values [2018-12-09 00:12:47,890 INFO L174 SettingsManager]: Resetting Boogie Printer preferences to default values [2018-12-09 00:12:47,890 INFO L174 SettingsManager]: Resetting ReqPrinter preferences to default values [2018-12-09 00:12:47,891 INFO L174 SettingsManager]: Resetting Witness Printer preferences to default values [2018-12-09 00:12:47,891 INFO L177 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2018-12-09 00:12:47,892 INFO L174 SettingsManager]: Resetting CDTParser preferences to default values [2018-12-09 00:12:47,892 INFO L177 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2018-12-09 00:12:47,892 INFO L177 SettingsManager]: ReqParser provides no preferences, ignoring... [2018-12-09 00:12:47,892 INFO L174 SettingsManager]: Resetting SmtParser preferences to default values [2018-12-09 00:12:47,893 INFO L174 SettingsManager]: Resetting Witness Parser preferences to default values [2018-12-09 00:12:47,893 INFO L181 SettingsManager]: Finished resetting all preferences to default values... [2018-12-09 00:12:47,893 INFO L98 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/working_dir_90ad3922-40ba-4b4e-b252-405f9336a169/bin-2019/uautomizer/config/svcomp-DerefFreeMemtrack-32bit-Automizer_Default.epf [2018-12-09 00:12:47,900 INFO L110 SettingsManager]: Loading preferences was successful [2018-12-09 00:12:47,900 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2018-12-09 00:12:47,901 INFO L131 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2018-12-09 00:12:47,901 INFO L133 SettingsManager]: * ... calls to implemented procedures=ONLY_FOR_CONCURRENT_PROGRAMS [2018-12-09 00:12:47,901 INFO L131 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2018-12-09 00:12:47,901 INFO L133 SettingsManager]: * Create parallel compositions if possible=false [2018-12-09 00:12:47,901 INFO L133 SettingsManager]: * Use SBE=true [2018-12-09 00:12:47,902 INFO L131 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2018-12-09 00:12:47,902 INFO L133 SettingsManager]: * sizeof long=4 [2018-12-09 00:12:47,902 INFO L133 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2018-12-09 00:12:47,902 INFO L133 SettingsManager]: * Overapproximate operations on floating types=true [2018-12-09 00:12:47,902 INFO L133 SettingsManager]: * sizeof POINTER=4 [2018-12-09 00:12:47,902 INFO L133 SettingsManager]: * Check division by zero=IGNORE [2018-12-09 00:12:47,902 INFO L133 SettingsManager]: * Check for the main procedure if all allocated memory was freed=true [2018-12-09 00:12:47,902 INFO L133 SettingsManager]: * Bitprecise bitfields=true [2018-12-09 00:12:47,902 INFO L133 SettingsManager]: * SV-COMP memtrack compatibility mode=true [2018-12-09 00:12:47,902 INFO L133 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2018-12-09 00:12:47,902 INFO L133 SettingsManager]: * sizeof long double=12 [2018-12-09 00:12:47,903 INFO L133 SettingsManager]: * Use constant arrays=true [2018-12-09 00:12:47,903 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2018-12-09 00:12:47,903 INFO L133 SettingsManager]: * Size of a code block=SequenceOfStatements [2018-12-09 00:12:47,903 INFO L133 SettingsManager]: * To the following directory=./dump/ [2018-12-09 00:12:47,903 INFO L133 SettingsManager]: * SMT solver=External_DefaultMode [2018-12-09 00:12:47,903 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2018-12-09 00:12:47,903 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2018-12-09 00:12:47,903 INFO L133 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2018-12-09 00:12:47,903 INFO L133 SettingsManager]: * Trace refinement strategy=CAMEL [2018-12-09 00:12:47,903 INFO L133 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2018-12-09 00:12:47,903 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_90ad3922-40ba-4b4e-b252-405f9336a169/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 -> e2d5d691ed29cb8b2a6f5a402a7f2a124682fa21 [2018-12-09 00:12:47,921 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2018-12-09 00:12:47,927 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2018-12-09 00:12:47,929 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2018-12-09 00:12:47,930 INFO L271 PluginConnector]: Initializing CDTParser... [2018-12-09 00:12:47,930 INFO L276 PluginConnector]: CDTParser initialized [2018-12-09 00:12:47,930 INFO L418 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/working_dir_90ad3922-40ba-4b4e-b252-405f9336a169/bin-2019/uautomizer/../../sv-benchmarks/c/ldv-memsafety/memleaks_test6_true-valid-memsafety_true-termination.i [2018-12-09 00:12:47,966 INFO L221 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_90ad3922-40ba-4b4e-b252-405f9336a169/bin-2019/uautomizer/data/d844be158/741c4ca06a3e4fa48584456e3836bd38/FLAG65ed66b18 [2018-12-09 00:12:48,374 INFO L307 CDTParser]: Found 1 translation units. [2018-12-09 00:12:48,375 INFO L161 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/working_dir_90ad3922-40ba-4b4e-b252-405f9336a169/sv-benchmarks/c/ldv-memsafety/memleaks_test6_true-valid-memsafety_true-termination.i [2018-12-09 00:12:48,385 INFO L355 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_90ad3922-40ba-4b4e-b252-405f9336a169/bin-2019/uautomizer/data/d844be158/741c4ca06a3e4fa48584456e3836bd38/FLAG65ed66b18 [2018-12-09 00:12:48,395 INFO L363 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/working_dir_90ad3922-40ba-4b4e-b252-405f9336a169/bin-2019/uautomizer/data/d844be158/741c4ca06a3e4fa48584456e3836bd38 [2018-12-09 00:12:48,397 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2018-12-09 00:12:48,398 INFO L131 ToolchainWalker]: Walking toolchain with 5 elements. [2018-12-09 00:12:48,398 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2018-12-09 00:12:48,398 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2018-12-09 00:12:48,400 INFO L276 PluginConnector]: CACSL2BoogieTranslator initialized [2018-12-09 00:12:48,401 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 09.12 12:12:48" (1/1) ... [2018-12-09 00:12:48,402 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@4f5fc0d3 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.12 12:12:48, skipping insertion in model container [2018-12-09 00:12:48,402 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 09.12 12:12:48" (1/1) ... [2018-12-09 00:12:48,406 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2018-12-09 00:12:48,434 INFO L176 MainTranslator]: Built tables and reachable declarations [2018-12-09 00:12:48,658 INFO L203 PostProcessor]: Analyzing one entry point: main [2018-12-09 00:12:48,669 INFO L191 MainTranslator]: Completed pre-run [2018-12-09 00:12:48,705 INFO L203 PostProcessor]: Analyzing one entry point: main [2018-12-09 00:12:48,747 INFO L195 MainTranslator]: Completed translation [2018-12-09 00:12:48,747 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.12 12:12:48 WrapperNode [2018-12-09 00:12:48,747 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2018-12-09 00:12:48,748 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2018-12-09 00:12:48,748 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2018-12-09 00:12:48,748 INFO L276 PluginConnector]: Boogie Preprocessor initialized [2018-12-09 00:12:48,757 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.12 12:12:48" (1/1) ... [2018-12-09 00:12:48,757 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.12 12:12:48" (1/1) ... [2018-12-09 00:12:48,769 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.12 12:12:48" (1/1) ... [2018-12-09 00:12:48,769 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.12 12:12:48" (1/1) ... [2018-12-09 00:12:48,786 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.12 12:12:48" (1/1) ... [2018-12-09 00:12:48,790 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.12 12:12:48" (1/1) ... [2018-12-09 00:12:48,793 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.12 12:12:48" (1/1) ... [2018-12-09 00:12:48,798 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2018-12-09 00:12:48,798 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2018-12-09 00:12:48,798 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2018-12-09 00:12:48,798 INFO L276 PluginConnector]: RCFGBuilder initialized [2018-12-09 00:12:48,799 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.12 12:12:48" (1/1) ... No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_90ad3922-40ba-4b4e-b252-405f9336a169/bin-2019/uautomizer/z3 Starting monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2018-12-09 00:12:48,829 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2018-12-09 00:12:48,829 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2018-12-09 00:12:48,830 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~TO~VOID [2018-12-09 00:12:48,830 INFO L138 BoogieDeclarations]: Found implementation of procedure __bswap_32 [2018-12-09 00:12:48,830 INFO L138 BoogieDeclarations]: Found implementation of procedure __bswap_64 [2018-12-09 00:12:48,830 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_nonpositive [2018-12-09 00:12:48,830 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_positive [2018-12-09 00:12:48,830 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_malloc [2018-12-09 00:12:48,830 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_zalloc [2018-12-09 00:12:48,830 INFO L138 BoogieDeclarations]: Found implementation of procedure LDV_INIT_LIST_HEAD [2018-12-09 00:12:48,830 INFO L138 BoogieDeclarations]: Found implementation of procedure __ldv_list_add [2018-12-09 00:12:48,830 INFO L138 BoogieDeclarations]: Found implementation of procedure __ldv_list_del [2018-12-09 00:12:48,830 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_list_add [2018-12-09 00:12:48,830 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_list_add_tail [2018-12-09 00:12:48,830 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_list_del [2018-12-09 00:12:48,830 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_msg_alloc [2018-12-09 00:12:48,830 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_msg_fill [2018-12-09 00:12:48,831 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_msg_free [2018-12-09 00:12:48,831 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_submit_msg [2018-12-09 00:12:48,831 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_destroy_msgs [2018-12-09 00:12:48,831 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_dev_get_drvdata [2018-12-09 00:12:48,831 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_dev_set_drvdata [2018-12-09 00:12:48,831 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_atomic_add_return [2018-12-09 00:12:48,831 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_atomic_sub_return [2018-12-09 00:12:48,831 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_kref_sub [2018-12-09 00:12:48,831 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_kref_init [2018-12-09 00:12:48,831 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_kref_get [2018-12-09 00:12:48,831 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_kref_put [2018-12-09 00:12:48,831 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_kobject_del [2018-12-09 00:12:48,831 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_kobject_cleanup [2018-12-09 00:12:48,831 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_kobject_release [2018-12-09 00:12:48,832 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_kobject_put [2018-12-09 00:12:48,832 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_kobject_get [2018-12-09 00:12:48,832 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_kobject_init_internal [2018-12-09 00:12:48,832 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_kobject_init [2018-12-09 00:12:48,832 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_kobject_create [2018-12-09 00:12:48,832 INFO L138 BoogieDeclarations]: Found implementation of procedure f [2018-12-09 00:12:48,832 INFO L138 BoogieDeclarations]: Found implementation of procedure g [2018-12-09 00:12:48,832 INFO L138 BoogieDeclarations]: Found implementation of procedure f6 [2018-12-09 00:12:48,832 INFO L138 BoogieDeclarations]: Found implementation of procedure g6 [2018-12-09 00:12:48,832 INFO L138 BoogieDeclarations]: Found implementation of procedure probe1_6 [2018-12-09 00:12:48,832 INFO L138 BoogieDeclarations]: Found implementation of procedure disconnect_6 [2018-12-09 00:12:48,832 INFO L138 BoogieDeclarations]: Found implementation of procedure entry_point [2018-12-09 00:12:48,832 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2018-12-09 00:12:48,832 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset [2018-12-09 00:12:48,832 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.meminit [2018-12-09 00:12:48,832 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy [2018-12-09 00:12:48,833 INFO L130 BoogieDeclarations]: Found specification of procedure __bswap_32 [2018-12-09 00:12:48,833 INFO L130 BoogieDeclarations]: Found specification of procedure __bswap_64 [2018-12-09 00:12:48,833 INFO L130 BoogieDeclarations]: Found specification of procedure __ctype_get_mb_cur_max [2018-12-09 00:12:48,833 INFO L130 BoogieDeclarations]: Found specification of procedure atof [2018-12-09 00:12:48,833 INFO L130 BoogieDeclarations]: Found specification of procedure atoi [2018-12-09 00:12:48,833 INFO L130 BoogieDeclarations]: Found specification of procedure atol [2018-12-09 00:12:48,833 INFO L130 BoogieDeclarations]: Found specification of procedure atoll [2018-12-09 00:12:48,833 INFO L130 BoogieDeclarations]: Found specification of procedure strtod [2018-12-09 00:12:48,833 INFO L130 BoogieDeclarations]: Found specification of procedure strtof [2018-12-09 00:12:48,833 INFO L130 BoogieDeclarations]: Found specification of procedure strtold [2018-12-09 00:12:48,833 INFO L130 BoogieDeclarations]: Found specification of procedure strtol [2018-12-09 00:12:48,833 INFO L130 BoogieDeclarations]: Found specification of procedure strtoul [2018-12-09 00:12:48,833 INFO L130 BoogieDeclarations]: Found specification of procedure strtoq [2018-12-09 00:12:48,833 INFO L130 BoogieDeclarations]: Found specification of procedure strtouq [2018-12-09 00:12:48,833 INFO L130 BoogieDeclarations]: Found specification of procedure strtoll [2018-12-09 00:12:48,833 INFO L130 BoogieDeclarations]: Found specification of procedure strtoull [2018-12-09 00:12:48,833 INFO L130 BoogieDeclarations]: Found specification of procedure l64a [2018-12-09 00:12:48,834 INFO L130 BoogieDeclarations]: Found specification of procedure a64l [2018-12-09 00:12:48,834 INFO L130 BoogieDeclarations]: Found specification of procedure select [2018-12-09 00:12:48,834 INFO L130 BoogieDeclarations]: Found specification of procedure pselect [2018-12-09 00:12:48,834 INFO L130 BoogieDeclarations]: Found specification of procedure gnu_dev_major [2018-12-09 00:12:48,834 INFO L130 BoogieDeclarations]: Found specification of procedure gnu_dev_minor [2018-12-09 00:12:48,834 INFO L130 BoogieDeclarations]: Found specification of procedure gnu_dev_makedev [2018-12-09 00:12:48,834 INFO L130 BoogieDeclarations]: Found specification of procedure random [2018-12-09 00:12:48,834 INFO L130 BoogieDeclarations]: Found specification of procedure srandom [2018-12-09 00:12:48,834 INFO L130 BoogieDeclarations]: Found specification of procedure initstate [2018-12-09 00:12:48,834 INFO L130 BoogieDeclarations]: Found specification of procedure setstate [2018-12-09 00:12:48,834 INFO L130 BoogieDeclarations]: Found specification of procedure random_r [2018-12-09 00:12:48,834 INFO L130 BoogieDeclarations]: Found specification of procedure srandom_r [2018-12-09 00:12:48,834 INFO L130 BoogieDeclarations]: Found specification of procedure initstate_r [2018-12-09 00:12:48,834 INFO L130 BoogieDeclarations]: Found specification of procedure setstate_r [2018-12-09 00:12:48,834 INFO L130 BoogieDeclarations]: Found specification of procedure rand [2018-12-09 00:12:48,834 INFO L130 BoogieDeclarations]: Found specification of procedure srand [2018-12-09 00:12:48,835 INFO L130 BoogieDeclarations]: Found specification of procedure rand_r [2018-12-09 00:12:48,835 INFO L130 BoogieDeclarations]: Found specification of procedure drand48 [2018-12-09 00:12:48,835 INFO L130 BoogieDeclarations]: Found specification of procedure erand48 [2018-12-09 00:12:48,835 INFO L130 BoogieDeclarations]: Found specification of procedure lrand48 [2018-12-09 00:12:48,835 INFO L130 BoogieDeclarations]: Found specification of procedure nrand48 [2018-12-09 00:12:48,835 INFO L130 BoogieDeclarations]: Found specification of procedure mrand48 [2018-12-09 00:12:48,835 INFO L130 BoogieDeclarations]: Found specification of procedure jrand48 [2018-12-09 00:12:48,835 INFO L130 BoogieDeclarations]: Found specification of procedure srand48 [2018-12-09 00:12:48,835 INFO L130 BoogieDeclarations]: Found specification of procedure seed48 [2018-12-09 00:12:48,835 INFO L130 BoogieDeclarations]: Found specification of procedure lcong48 [2018-12-09 00:12:48,835 INFO L130 BoogieDeclarations]: Found specification of procedure drand48_r [2018-12-09 00:12:48,835 INFO L130 BoogieDeclarations]: Found specification of procedure erand48_r [2018-12-09 00:12:48,835 INFO L130 BoogieDeclarations]: Found specification of procedure lrand48_r [2018-12-09 00:12:48,835 INFO L130 BoogieDeclarations]: Found specification of procedure nrand48_r [2018-12-09 00:12:48,835 INFO L130 BoogieDeclarations]: Found specification of procedure mrand48_r [2018-12-09 00:12:48,835 INFO L130 BoogieDeclarations]: Found specification of procedure jrand48_r [2018-12-09 00:12:48,836 INFO L130 BoogieDeclarations]: Found specification of procedure srand48_r [2018-12-09 00:12:48,836 INFO L130 BoogieDeclarations]: Found specification of procedure seed48_r [2018-12-09 00:12:48,836 INFO L130 BoogieDeclarations]: Found specification of procedure lcong48_r [2018-12-09 00:12:48,836 INFO L130 BoogieDeclarations]: Found specification of procedure malloc [2018-12-09 00:12:48,836 INFO L130 BoogieDeclarations]: Found specification of procedure calloc [2018-12-09 00:12:48,836 INFO L130 BoogieDeclarations]: Found specification of procedure realloc [2018-12-09 00:12:48,836 INFO L130 BoogieDeclarations]: Found specification of procedure free [2018-12-09 00:12:48,836 INFO L130 BoogieDeclarations]: Found specification of procedure cfree [2018-12-09 00:12:48,836 INFO L130 BoogieDeclarations]: Found specification of procedure alloca [2018-12-09 00:12:48,836 INFO L130 BoogieDeclarations]: Found specification of procedure valloc [2018-12-09 00:12:48,836 INFO L130 BoogieDeclarations]: Found specification of procedure posix_memalign [2018-12-09 00:12:48,836 INFO L130 BoogieDeclarations]: Found specification of procedure abort [2018-12-09 00:12:48,836 INFO L130 BoogieDeclarations]: Found specification of procedure atexit [2018-12-09 00:12:48,836 INFO L130 BoogieDeclarations]: Found specification of procedure on_exit [2018-12-09 00:12:48,836 INFO L130 BoogieDeclarations]: Found specification of procedure exit [2018-12-09 00:12:48,836 INFO L130 BoogieDeclarations]: Found specification of procedure _Exit [2018-12-09 00:12:48,836 INFO L130 BoogieDeclarations]: Found specification of procedure getenv [2018-12-09 00:12:48,837 INFO L130 BoogieDeclarations]: Found specification of procedure putenv [2018-12-09 00:12:48,837 INFO L130 BoogieDeclarations]: Found specification of procedure setenv [2018-12-09 00:12:48,837 INFO L130 BoogieDeclarations]: Found specification of procedure unsetenv [2018-12-09 00:12:48,837 INFO L130 BoogieDeclarations]: Found specification of procedure clearenv [2018-12-09 00:12:48,837 INFO L130 BoogieDeclarations]: Found specification of procedure mktemp [2018-12-09 00:12:48,837 INFO L130 BoogieDeclarations]: Found specification of procedure mkstemp [2018-12-09 00:12:48,837 INFO L130 BoogieDeclarations]: Found specification of procedure mkstemps [2018-12-09 00:12:48,837 INFO L130 BoogieDeclarations]: Found specification of procedure mkdtemp [2018-12-09 00:12:48,837 INFO L130 BoogieDeclarations]: Found specification of procedure system [2018-12-09 00:12:48,837 INFO L130 BoogieDeclarations]: Found specification of procedure realpath [2018-12-09 00:12:48,837 INFO L130 BoogieDeclarations]: Found specification of procedure bsearch [2018-12-09 00:12:48,837 INFO L130 BoogieDeclarations]: Found specification of procedure qsort [2018-12-09 00:12:48,837 INFO L130 BoogieDeclarations]: Found specification of procedure abs [2018-12-09 00:12:48,837 INFO L130 BoogieDeclarations]: Found specification of procedure labs [2018-12-09 00:12:48,837 INFO L130 BoogieDeclarations]: Found specification of procedure llabs [2018-12-09 00:12:48,837 INFO L130 BoogieDeclarations]: Found specification of procedure div [2018-12-09 00:12:48,837 INFO L130 BoogieDeclarations]: Found specification of procedure ldiv [2018-12-09 00:12:48,837 INFO L130 BoogieDeclarations]: Found specification of procedure lldiv [2018-12-09 00:12:48,838 INFO L130 BoogieDeclarations]: Found specification of procedure ecvt [2018-12-09 00:12:48,838 INFO L130 BoogieDeclarations]: Found specification of procedure fcvt [2018-12-09 00:12:48,838 INFO L130 BoogieDeclarations]: Found specification of procedure gcvt [2018-12-09 00:12:48,838 INFO L130 BoogieDeclarations]: Found specification of procedure qecvt [2018-12-09 00:12:48,838 INFO L130 BoogieDeclarations]: Found specification of procedure qfcvt [2018-12-09 00:12:48,838 INFO L130 BoogieDeclarations]: Found specification of procedure qgcvt [2018-12-09 00:12:48,838 INFO L130 BoogieDeclarations]: Found specification of procedure ecvt_r [2018-12-09 00:12:48,838 INFO L130 BoogieDeclarations]: Found specification of procedure fcvt_r [2018-12-09 00:12:48,838 INFO L130 BoogieDeclarations]: Found specification of procedure qecvt_r [2018-12-09 00:12:48,838 INFO L130 BoogieDeclarations]: Found specification of procedure qfcvt_r [2018-12-09 00:12:48,838 INFO L130 BoogieDeclarations]: Found specification of procedure mblen [2018-12-09 00:12:48,838 INFO L130 BoogieDeclarations]: Found specification of procedure mbtowc [2018-12-09 00:12:48,838 INFO L130 BoogieDeclarations]: Found specification of procedure wctomb [2018-12-09 00:12:48,838 INFO L130 BoogieDeclarations]: Found specification of procedure mbstowcs [2018-12-09 00:12:48,838 INFO L130 BoogieDeclarations]: Found specification of procedure wcstombs [2018-12-09 00:12:48,838 INFO L130 BoogieDeclarations]: Found specification of procedure rpmatch [2018-12-09 00:12:48,838 INFO L130 BoogieDeclarations]: Found specification of procedure getsubopt [2018-12-09 00:12:48,839 INFO L130 BoogieDeclarations]: Found specification of procedure getloadavg [2018-12-09 00:12:48,839 INFO L130 BoogieDeclarations]: Found specification of procedure kfree [2018-12-09 00:12:48,839 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_int [2018-12-09 00:12:48,839 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_pointer [2018-12-09 00:12:48,839 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_nonpositive [2018-12-09 00:12:48,839 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_positive [2018-12-09 00:12:48,839 INFO L130 BoogieDeclarations]: Found specification of procedure memcpy [2018-12-09 00:12:48,839 INFO L130 BoogieDeclarations]: Found specification of procedure memset [2018-12-09 00:12:48,839 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_malloc [2018-12-09 00:12:48,839 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.alloc [2018-12-09 00:12:48,839 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_zalloc [2018-12-09 00:12:48,839 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.meminit [2018-12-09 00:12:48,839 INFO L130 BoogieDeclarations]: Found specification of procedure LDV_INIT_LIST_HEAD [2018-12-09 00:12:48,839 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2018-12-09 00:12:48,839 INFO L130 BoogieDeclarations]: Found specification of procedure __ldv_list_add [2018-12-09 00:12:48,839 INFO L130 BoogieDeclarations]: Found specification of procedure __ldv_list_del [2018-12-09 00:12:48,839 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_list_add [2018-12-09 00:12:48,839 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2018-12-09 00:12:48,840 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_list_add_tail [2018-12-09 00:12:48,840 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_list_del [2018-12-09 00:12:48,840 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_msg_alloc [2018-12-09 00:12:48,840 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_msg_fill [2018-12-09 00:12:48,840 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy [2018-12-09 00:12:48,840 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_msg_free [2018-12-09 00:12:48,840 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2018-12-09 00:12:48,840 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_submit_msg [2018-12-09 00:12:48,840 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_destroy_msgs [2018-12-09 00:12:48,840 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_dev_get_drvdata [2018-12-09 00:12:48,840 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_dev_set_drvdata [2018-12-09 00:12:48,840 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_atomic_add_return [2018-12-09 00:12:48,840 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2018-12-09 00:12:48,840 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2018-12-09 00:12:48,840 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_atomic_sub_return [2018-12-09 00:12:48,840 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_kref_sub [2018-12-09 00:12:48,840 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~TO~VOID [2018-12-09 00:12:48,840 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_kref_init [2018-12-09 00:12:48,840 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_kref_get [2018-12-09 00:12:48,841 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_kref_put [2018-12-09 00:12:48,841 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_kobject_del [2018-12-09 00:12:48,841 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_kobject_cleanup [2018-12-09 00:12:48,841 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_kobject_release [2018-12-09 00:12:48,841 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_kobject_put [2018-12-09 00:12:48,841 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_kobject_get [2018-12-09 00:12:48,841 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_kobject_init_internal [2018-12-09 00:12:48,841 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_kobject_init [2018-12-09 00:12:48,841 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_kobject_create [2018-12-09 00:12:48,841 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset [2018-12-09 00:12:48,841 INFO L130 BoogieDeclarations]: Found specification of procedure f [2018-12-09 00:12:48,841 INFO L130 BoogieDeclarations]: Found specification of procedure g [2018-12-09 00:12:48,841 INFO L130 BoogieDeclarations]: Found specification of procedure f6 [2018-12-09 00:12:48,841 INFO L130 BoogieDeclarations]: Found specification of procedure g6 [2018-12-09 00:12:48,841 INFO L130 BoogieDeclarations]: Found specification of procedure probe1_6 [2018-12-09 00:12:48,841 INFO L130 BoogieDeclarations]: Found specification of procedure disconnect_6 [2018-12-09 00:12:48,841 INFO L130 BoogieDeclarations]: Found specification of procedure entry_point [2018-12-09 00:12:48,841 INFO L130 BoogieDeclarations]: Found specification of procedure main [2018-12-09 00:12:48,842 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2018-12-09 00:12:48,842 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$ [2018-12-09 00:12:48,842 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2018-12-09 00:12:48,842 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int [2018-12-09 00:12:48,842 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int [2018-12-09 00:12:48,842 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$ [2018-12-09 00:12:48,842 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$ [2018-12-09 00:12:49,058 WARN L615 $ProcedureCfgBuilder]: Label in the middle of a codeblock. [2018-12-09 00:12:49,183 WARN L615 $ProcedureCfgBuilder]: Label in the middle of a codeblock. [2018-12-09 00:12:49,316 INFO L275 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2018-12-09 00:12:49,316 INFO L280 CfgBuilder]: Removed 1 assue(true) statements. [2018-12-09 00:12:49,317 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 09.12 12:12:49 BoogieIcfgContainer [2018-12-09 00:12:49,317 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2018-12-09 00:12:49,317 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2018-12-09 00:12:49,317 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2018-12-09 00:12:49,319 INFO L276 PluginConnector]: TraceAbstraction initialized [2018-12-09 00:12:49,319 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 09.12 12:12:48" (1/3) ... [2018-12-09 00:12:49,320 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@2c2a9677 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 09.12 12:12:49, skipping insertion in model container [2018-12-09 00:12:49,320 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.12 12:12:48" (2/3) ... [2018-12-09 00:12:49,320 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@2c2a9677 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 09.12 12:12:49, skipping insertion in model container [2018-12-09 00:12:49,320 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 09.12 12:12:49" (3/3) ... [2018-12-09 00:12:49,321 INFO L112 eAbstractionObserver]: Analyzing ICFG memleaks_test6_true-valid-memsafety_true-termination.i [2018-12-09 00:12:49,327 INFO L156 ceAbstractionStarter]: Automizer settings: Hoare:false NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2018-12-09 00:12:49,332 INFO L168 ceAbstractionStarter]: Appying trace abstraction to program that has 77 error locations. [2018-12-09 00:12:49,341 INFO L257 AbstractCegarLoop]: Starting to check reachability of 77 error locations. [2018-12-09 00:12:49,358 INFO L133 ementStrategyFactory]: Using default assertion order modulation [2018-12-09 00:12:49,358 INFO L382 AbstractCegarLoop]: Interprodecural is true [2018-12-09 00:12:49,358 INFO L383 AbstractCegarLoop]: Hoare is false [2018-12-09 00:12:49,359 INFO L384 AbstractCegarLoop]: Compute interpolants for FPandBP [2018-12-09 00:12:49,359 INFO L385 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2018-12-09 00:12:49,359 INFO L386 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2018-12-09 00:12:49,359 INFO L387 AbstractCegarLoop]: Difference is false [2018-12-09 00:12:49,359 INFO L388 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2018-12-09 00:12:49,359 INFO L393 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2018-12-09 00:12:49,370 INFO L276 IsEmpty]: Start isEmpty. Operand 130 states. [2018-12-09 00:12:49,376 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2018-12-09 00:12:49,376 INFO L394 BasicCegarLoop]: Found error trace [2018-12-09 00:12:49,376 INFO L402 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-12-09 00:12:49,378 INFO L423 AbstractCegarLoop]: === Iteration 1 === [ldv_kref_initErr0REQUIRES_VIOLATION, ldv_kref_initErr1REQUIRES_VIOLATION, ldv_list_addErr1REQUIRES_VIOLATION, ldv_list_addErr0REQUIRES_VIOLATION, ldv_kobject_createErr1REQUIRES_VIOLATION, ldv_kobject_createErr0REQUIRES_VIOLATION, ldv_destroy_msgsErr1REQUIRES_VIOLATION, ldv_destroy_msgsErr0REQUIRES_VIOLATION, ldv_destroy_msgsErr5REQUIRES_VIOLATION, ldv_destroy_msgsErr4REQUIRES_VIOLATION, ldv_destroy_msgsErr3REQUIRES_VIOLATION, ldv_destroy_msgsErr2REQUIRES_VIOLATION, ldv_msg_fillErr3REQUIRES_VIOLATION, ldv_msg_fillErr2REQUIRES_VIOLATION, ldv_msg_fillErr0REQUIRES_VIOLATION, ldv_msg_fillErr1REQUIRES_VIOLATION, ldv_msg_fillErr4REQUIRES_VIOLATION, ldv_msg_fillErr5REQUIRES_VIOLATION, ldv_atomic_add_returnErr3REQUIRES_VIOLATION, ldv_atomic_add_returnErr2REQUIRES_VIOLATION, ldv_atomic_add_returnErr1REQUIRES_VIOLATION, ldv_atomic_add_returnErr0REQUIRES_VIOLATION, __ldv_list_delErr2REQUIRES_VIOLATION, __ldv_list_delErr3REQUIRES_VIOLATION, __ldv_list_delErr0REQUIRES_VIOLATION, __ldv_list_delErr1REQUIRES_VIOLATION, ldv_kobject_cleanupErr0REQUIRES_VIOLATION, ldv_kobject_cleanupErr1REQUIRES_VIOLATION, ldv_kobject_cleanupErr2ASSERT_VIOLATIONMEMORY_FREE, ldv_kobject_cleanupErr3ASSERT_VIOLATIONMEMORY_FREE, ldv_kobject_cleanupErr5ASSERT_VIOLATIONMEMORY_FREE, ldv_kobject_cleanupErr4ASSERT_VIOLATIONMEMORY_FREE, ldv_msg_freeErr0REQUIRES_VIOLATION, ldv_msg_freeErr1REQUIRES_VIOLATION, ldv_msg_freeErr4ASSERT_VIOLATIONMEMORY_FREE, ldv_msg_freeErr2ASSERT_VIOLATIONMEMORY_FREE, ldv_msg_freeErr5ASSERT_VIOLATIONMEMORY_FREE, ldv_msg_freeErr3ASSERT_VIOLATIONMEMORY_FREE, mainErr0ENSURES_VIOLATIONMEMORY_LEAK, LDV_INIT_LIST_HEADErr2REQUIRES_VIOLATION, LDV_INIT_LIST_HEADErr1REQUIRES_VIOLATION, LDV_INIT_LIST_HEADErr0REQUIRES_VIOLATION, LDV_INIT_LIST_HEADErr3REQUIRES_VIOLATION, ldv_list_delErr3REQUIRES_VIOLATION, ldv_list_delErr2REQUIRES_VIOLATION, ldv_list_delErr1REQUIRES_VIOLATION, ldv_list_delErr0REQUIRES_VIOLATION, __ldv_list_addErr7REQUIRES_VIOLATION, __ldv_list_addErr2REQUIRES_VIOLATION, __ldv_list_addErr3REQUIRES_VIOLATION, __ldv_list_addErr4REQUIRES_VIOLATION, __ldv_list_addErr5REQUIRES_VIOLATION, __ldv_list_addErr0REQUIRES_VIOLATION, __ldv_list_addErr1REQUIRES_VIOLATION, __ldv_list_addErr6REQUIRES_VIOLATION, ldv_dev_set_drvdataErr0REQUIRES_VIOLATION, ldv_dev_set_drvdataErr1REQUIRES_VIOLATION, ldv_atomic_sub_returnErr3REQUIRES_VIOLATION, ldv_atomic_sub_returnErr2REQUIRES_VIOLATION, ldv_atomic_sub_returnErr1REQUIRES_VIOLATION, ldv_atomic_sub_returnErr0REQUIRES_VIOLATION, ldv_list_add_tailErr1REQUIRES_VIOLATION, ldv_list_add_tailErr0REQUIRES_VIOLATION, ldv_dev_get_drvdataErr0REQUIRES_VIOLATION, ldv_dev_get_drvdataErr1REQUIRES_VIOLATION, disconnect_6Err1REQUIRES_VIOLATION, disconnect_6Err0REQUIRES_VIOLATION, disconnect_6Err3ASSERT_VIOLATIONMEMORY_FREE, disconnect_6Err2ASSERT_VIOLATIONMEMORY_FREE, entry_pointErr1REQUIRES_VIOLATION, entry_pointErr0REQUIRES_VIOLATION, ldv_msg_allocErr0REQUIRES_VIOLATION, ldv_msg_allocErr1REQUIRES_VIOLATION, probe1_6Err0REQUIRES_VIOLATION, probe1_6Err1REQUIRES_VIOLATION, probe1_6Err2ASSERT_VIOLATIONMEMORY_FREE, probe1_6Err3ASSERT_VIOLATIONMEMORY_FREE]=== [2018-12-09 00:12:49,382 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-12-09 00:12:49,382 INFO L82 PathProgramCache]: Analyzing trace with hash 952066789, now seen corresponding path program 1 times [2018-12-09 00:12:49,383 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-12-09 00:12:49,383 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-12-09 00:12:49,418 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-09 00:12:49,418 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-12-09 00:12:49,418 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-09 00:12:49,449 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 00:12:49,509 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-09 00:12:49,511 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-12-09 00:12:49,512 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2018-12-09 00:12:49,514 INFO L459 AbstractCegarLoop]: Interpolant automaton has 5 states [2018-12-09 00:12:49,523 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2018-12-09 00:12:49,523 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2018-12-09 00:12:49,525 INFO L87 Difference]: Start difference. First operand 130 states. Second operand 5 states. [2018-12-09 00:12:49,571 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-12-09 00:12:49,572 INFO L93 Difference]: Finished difference Result 79 states and 88 transitions. [2018-12-09 00:12:49,572 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2018-12-09 00:12:49,573 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 20 [2018-12-09 00:12:49,573 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-12-09 00:12:49,580 INFO L225 Difference]: With dead ends: 79 [2018-12-09 00:12:49,580 INFO L226 Difference]: Without dead ends: 76 [2018-12-09 00:12:49,581 INFO L631 BasicCegarLoop]: 0 DeclaredPredicates, 5 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2018-12-09 00:12:49,592 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 76 states. [2018-12-09 00:12:49,607 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 76 to 61. [2018-12-09 00:12:49,608 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 61 states. [2018-12-09 00:12:49,609 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 61 states to 61 states and 65 transitions. [2018-12-09 00:12:49,610 INFO L78 Accepts]: Start accepts. Automaton has 61 states and 65 transitions. Word has length 20 [2018-12-09 00:12:49,610 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-12-09 00:12:49,610 INFO L480 AbstractCegarLoop]: Abstraction has 61 states and 65 transitions. [2018-12-09 00:12:49,610 INFO L481 AbstractCegarLoop]: Interpolant automaton has 5 states. [2018-12-09 00:12:49,610 INFO L276 IsEmpty]: Start isEmpty. Operand 61 states and 65 transitions. [2018-12-09 00:12:49,610 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2018-12-09 00:12:49,611 INFO L394 BasicCegarLoop]: Found error trace [2018-12-09 00:12:49,611 INFO L402 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-12-09 00:12:49,611 INFO L423 AbstractCegarLoop]: === Iteration 2 === [ldv_kref_initErr0REQUIRES_VIOLATION, ldv_kref_initErr1REQUIRES_VIOLATION, ldv_list_addErr1REQUIRES_VIOLATION, ldv_list_addErr0REQUIRES_VIOLATION, ldv_kobject_createErr1REQUIRES_VIOLATION, ldv_kobject_createErr0REQUIRES_VIOLATION, ldv_destroy_msgsErr1REQUIRES_VIOLATION, ldv_destroy_msgsErr0REQUIRES_VIOLATION, ldv_destroy_msgsErr5REQUIRES_VIOLATION, ldv_destroy_msgsErr4REQUIRES_VIOLATION, ldv_destroy_msgsErr3REQUIRES_VIOLATION, ldv_destroy_msgsErr2REQUIRES_VIOLATION, ldv_msg_fillErr3REQUIRES_VIOLATION, ldv_msg_fillErr2REQUIRES_VIOLATION, ldv_msg_fillErr0REQUIRES_VIOLATION, ldv_msg_fillErr1REQUIRES_VIOLATION, ldv_msg_fillErr4REQUIRES_VIOLATION, ldv_msg_fillErr5REQUIRES_VIOLATION, ldv_atomic_add_returnErr3REQUIRES_VIOLATION, ldv_atomic_add_returnErr2REQUIRES_VIOLATION, ldv_atomic_add_returnErr1REQUIRES_VIOLATION, ldv_atomic_add_returnErr0REQUIRES_VIOLATION, __ldv_list_delErr2REQUIRES_VIOLATION, __ldv_list_delErr3REQUIRES_VIOLATION, __ldv_list_delErr0REQUIRES_VIOLATION, __ldv_list_delErr1REQUIRES_VIOLATION, ldv_kobject_cleanupErr0REQUIRES_VIOLATION, ldv_kobject_cleanupErr1REQUIRES_VIOLATION, ldv_kobject_cleanupErr2ASSERT_VIOLATIONMEMORY_FREE, ldv_kobject_cleanupErr3ASSERT_VIOLATIONMEMORY_FREE, ldv_kobject_cleanupErr5ASSERT_VIOLATIONMEMORY_FREE, ldv_kobject_cleanupErr4ASSERT_VIOLATIONMEMORY_FREE, ldv_msg_freeErr0REQUIRES_VIOLATION, ldv_msg_freeErr1REQUIRES_VIOLATION, ldv_msg_freeErr4ASSERT_VIOLATIONMEMORY_FREE, ldv_msg_freeErr2ASSERT_VIOLATIONMEMORY_FREE, ldv_msg_freeErr5ASSERT_VIOLATIONMEMORY_FREE, ldv_msg_freeErr3ASSERT_VIOLATIONMEMORY_FREE, mainErr0ENSURES_VIOLATIONMEMORY_LEAK, LDV_INIT_LIST_HEADErr2REQUIRES_VIOLATION, LDV_INIT_LIST_HEADErr1REQUIRES_VIOLATION, LDV_INIT_LIST_HEADErr0REQUIRES_VIOLATION, LDV_INIT_LIST_HEADErr3REQUIRES_VIOLATION, ldv_list_delErr3REQUIRES_VIOLATION, ldv_list_delErr2REQUIRES_VIOLATION, ldv_list_delErr1REQUIRES_VIOLATION, ldv_list_delErr0REQUIRES_VIOLATION, __ldv_list_addErr7REQUIRES_VIOLATION, __ldv_list_addErr2REQUIRES_VIOLATION, __ldv_list_addErr3REQUIRES_VIOLATION, __ldv_list_addErr4REQUIRES_VIOLATION, __ldv_list_addErr5REQUIRES_VIOLATION, __ldv_list_addErr0REQUIRES_VIOLATION, __ldv_list_addErr1REQUIRES_VIOLATION, __ldv_list_addErr6REQUIRES_VIOLATION, ldv_dev_set_drvdataErr0REQUIRES_VIOLATION, ldv_dev_set_drvdataErr1REQUIRES_VIOLATION, ldv_atomic_sub_returnErr3REQUIRES_VIOLATION, ldv_atomic_sub_returnErr2REQUIRES_VIOLATION, ldv_atomic_sub_returnErr1REQUIRES_VIOLATION, ldv_atomic_sub_returnErr0REQUIRES_VIOLATION, ldv_list_add_tailErr1REQUIRES_VIOLATION, ldv_list_add_tailErr0REQUIRES_VIOLATION, ldv_dev_get_drvdataErr0REQUIRES_VIOLATION, ldv_dev_get_drvdataErr1REQUIRES_VIOLATION, disconnect_6Err1REQUIRES_VIOLATION, disconnect_6Err0REQUIRES_VIOLATION, disconnect_6Err3ASSERT_VIOLATIONMEMORY_FREE, disconnect_6Err2ASSERT_VIOLATIONMEMORY_FREE, entry_pointErr1REQUIRES_VIOLATION, entry_pointErr0REQUIRES_VIOLATION, ldv_msg_allocErr0REQUIRES_VIOLATION, ldv_msg_allocErr1REQUIRES_VIOLATION, probe1_6Err0REQUIRES_VIOLATION, probe1_6Err1REQUIRES_VIOLATION, probe1_6Err2ASSERT_VIOLATIONMEMORY_FREE, probe1_6Err3ASSERT_VIOLATIONMEMORY_FREE]=== [2018-12-09 00:12:49,611 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-12-09 00:12:49,612 INFO L82 PathProgramCache]: Analyzing trace with hash 755553284, now seen corresponding path program 1 times [2018-12-09 00:12:49,612 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-12-09 00:12:49,612 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-12-09 00:12:49,614 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-09 00:12:49,614 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-12-09 00:12:49,614 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-09 00:12:49,624 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 00:12:49,660 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-09 00:12:49,661 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-12-09 00:12:49,661 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2018-12-09 00:12:49,662 INFO L459 AbstractCegarLoop]: Interpolant automaton has 4 states [2018-12-09 00:12:49,662 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2018-12-09 00:12:49,662 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2018-12-09 00:12:49,663 INFO L87 Difference]: Start difference. First operand 61 states and 65 transitions. Second operand 4 states. [2018-12-09 00:12:49,750 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-12-09 00:12:49,751 INFO L93 Difference]: Finished difference Result 100 states and 111 transitions. [2018-12-09 00:12:49,751 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2018-12-09 00:12:49,751 INFO L78 Accepts]: Start accepts. Automaton has 4 states. Word has length 20 [2018-12-09 00:12:49,751 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-12-09 00:12:49,753 INFO L225 Difference]: With dead ends: 100 [2018-12-09 00:12:49,753 INFO L226 Difference]: Without dead ends: 97 [2018-12-09 00:12:49,754 INFO L631 BasicCegarLoop]: 0 DeclaredPredicates, 9 GetRequests, 5 SyntacticMatches, 1 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2018-12-09 00:12:49,754 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 97 states. [2018-12-09 00:12:49,760 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 97 to 79. [2018-12-09 00:12:49,760 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 79 states. [2018-12-09 00:12:49,761 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 79 states to 79 states and 92 transitions. [2018-12-09 00:12:49,761 INFO L78 Accepts]: Start accepts. Automaton has 79 states and 92 transitions. Word has length 20 [2018-12-09 00:12:49,761 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-12-09 00:12:49,761 INFO L480 AbstractCegarLoop]: Abstraction has 79 states and 92 transitions. [2018-12-09 00:12:49,761 INFO L481 AbstractCegarLoop]: Interpolant automaton has 4 states. [2018-12-09 00:12:49,761 INFO L276 IsEmpty]: Start isEmpty. Operand 79 states and 92 transitions. [2018-12-09 00:12:49,762 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2018-12-09 00:12:49,762 INFO L394 BasicCegarLoop]: Found error trace [2018-12-09 00:12:49,762 INFO L402 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-12-09 00:12:49,763 INFO L423 AbstractCegarLoop]: === Iteration 3 === [ldv_kref_initErr0REQUIRES_VIOLATION, ldv_kref_initErr1REQUIRES_VIOLATION, ldv_list_addErr1REQUIRES_VIOLATION, ldv_list_addErr0REQUIRES_VIOLATION, ldv_kobject_createErr1REQUIRES_VIOLATION, ldv_kobject_createErr0REQUIRES_VIOLATION, ldv_destroy_msgsErr1REQUIRES_VIOLATION, ldv_destroy_msgsErr0REQUIRES_VIOLATION, ldv_destroy_msgsErr5REQUIRES_VIOLATION, ldv_destroy_msgsErr4REQUIRES_VIOLATION, ldv_destroy_msgsErr3REQUIRES_VIOLATION, ldv_destroy_msgsErr2REQUIRES_VIOLATION, ldv_msg_fillErr3REQUIRES_VIOLATION, ldv_msg_fillErr2REQUIRES_VIOLATION, ldv_msg_fillErr0REQUIRES_VIOLATION, ldv_msg_fillErr1REQUIRES_VIOLATION, ldv_msg_fillErr4REQUIRES_VIOLATION, ldv_msg_fillErr5REQUIRES_VIOLATION, ldv_atomic_add_returnErr3REQUIRES_VIOLATION, ldv_atomic_add_returnErr2REQUIRES_VIOLATION, ldv_atomic_add_returnErr1REQUIRES_VIOLATION, ldv_atomic_add_returnErr0REQUIRES_VIOLATION, __ldv_list_delErr2REQUIRES_VIOLATION, __ldv_list_delErr3REQUIRES_VIOLATION, __ldv_list_delErr0REQUIRES_VIOLATION, __ldv_list_delErr1REQUIRES_VIOLATION, ldv_kobject_cleanupErr0REQUIRES_VIOLATION, ldv_kobject_cleanupErr1REQUIRES_VIOLATION, ldv_kobject_cleanupErr2ASSERT_VIOLATIONMEMORY_FREE, ldv_kobject_cleanupErr3ASSERT_VIOLATIONMEMORY_FREE, ldv_kobject_cleanupErr5ASSERT_VIOLATIONMEMORY_FREE, ldv_kobject_cleanupErr4ASSERT_VIOLATIONMEMORY_FREE, ldv_msg_freeErr0REQUIRES_VIOLATION, ldv_msg_freeErr1REQUIRES_VIOLATION, ldv_msg_freeErr4ASSERT_VIOLATIONMEMORY_FREE, ldv_msg_freeErr2ASSERT_VIOLATIONMEMORY_FREE, ldv_msg_freeErr5ASSERT_VIOLATIONMEMORY_FREE, ldv_msg_freeErr3ASSERT_VIOLATIONMEMORY_FREE, mainErr0ENSURES_VIOLATIONMEMORY_LEAK, LDV_INIT_LIST_HEADErr2REQUIRES_VIOLATION, LDV_INIT_LIST_HEADErr1REQUIRES_VIOLATION, LDV_INIT_LIST_HEADErr0REQUIRES_VIOLATION, LDV_INIT_LIST_HEADErr3REQUIRES_VIOLATION, ldv_list_delErr3REQUIRES_VIOLATION, ldv_list_delErr2REQUIRES_VIOLATION, ldv_list_delErr1REQUIRES_VIOLATION, ldv_list_delErr0REQUIRES_VIOLATION, __ldv_list_addErr7REQUIRES_VIOLATION, __ldv_list_addErr2REQUIRES_VIOLATION, __ldv_list_addErr3REQUIRES_VIOLATION, __ldv_list_addErr4REQUIRES_VIOLATION, __ldv_list_addErr5REQUIRES_VIOLATION, __ldv_list_addErr0REQUIRES_VIOLATION, __ldv_list_addErr1REQUIRES_VIOLATION, __ldv_list_addErr6REQUIRES_VIOLATION, ldv_dev_set_drvdataErr0REQUIRES_VIOLATION, ldv_dev_set_drvdataErr1REQUIRES_VIOLATION, ldv_atomic_sub_returnErr3REQUIRES_VIOLATION, ldv_atomic_sub_returnErr2REQUIRES_VIOLATION, ldv_atomic_sub_returnErr1REQUIRES_VIOLATION, ldv_atomic_sub_returnErr0REQUIRES_VIOLATION, ldv_list_add_tailErr1REQUIRES_VIOLATION, ldv_list_add_tailErr0REQUIRES_VIOLATION, ldv_dev_get_drvdataErr0REQUIRES_VIOLATION, ldv_dev_get_drvdataErr1REQUIRES_VIOLATION, disconnect_6Err1REQUIRES_VIOLATION, disconnect_6Err0REQUIRES_VIOLATION, disconnect_6Err3ASSERT_VIOLATIONMEMORY_FREE, disconnect_6Err2ASSERT_VIOLATIONMEMORY_FREE, entry_pointErr1REQUIRES_VIOLATION, entry_pointErr0REQUIRES_VIOLATION, ldv_msg_allocErr0REQUIRES_VIOLATION, ldv_msg_allocErr1REQUIRES_VIOLATION, probe1_6Err0REQUIRES_VIOLATION, probe1_6Err1REQUIRES_VIOLATION, probe1_6Err2ASSERT_VIOLATIONMEMORY_FREE, probe1_6Err3ASSERT_VIOLATIONMEMORY_FREE]=== [2018-12-09 00:12:49,763 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-12-09 00:12:49,763 INFO L82 PathProgramCache]: Analyzing trace with hash 755553285, now seen corresponding path program 1 times [2018-12-09 00:12:49,763 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-12-09 00:12:49,763 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-12-09 00:12:49,764 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-09 00:12:49,764 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-12-09 00:12:49,764 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-09 00:12:49,773 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 00:12:49,801 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-09 00:12:49,801 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-12-09 00:12:49,801 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2018-12-09 00:12:49,801 INFO L459 AbstractCegarLoop]: Interpolant automaton has 4 states [2018-12-09 00:12:49,802 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2018-12-09 00:12:49,802 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2018-12-09 00:12:49,802 INFO L87 Difference]: Start difference. First operand 79 states and 92 transitions. Second operand 4 states. [2018-12-09 00:12:49,867 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-12-09 00:12:49,867 INFO L93 Difference]: Finished difference Result 112 states and 120 transitions. [2018-12-09 00:12:49,868 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2018-12-09 00:12:49,868 INFO L78 Accepts]: Start accepts. Automaton has 4 states. Word has length 20 [2018-12-09 00:12:49,868 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-12-09 00:12:49,868 INFO L225 Difference]: With dead ends: 112 [2018-12-09 00:12:49,869 INFO L226 Difference]: Without dead ends: 111 [2018-12-09 00:12:49,869 INFO L631 BasicCegarLoop]: 0 DeclaredPredicates, 9 GetRequests, 5 SyntacticMatches, 1 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2018-12-09 00:12:49,869 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 111 states. [2018-12-09 00:12:49,873 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 111 to 98. [2018-12-09 00:12:49,873 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 98 states. [2018-12-09 00:12:49,874 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 98 states to 98 states and 116 transitions. [2018-12-09 00:12:49,874 INFO L78 Accepts]: Start accepts. Automaton has 98 states and 116 transitions. Word has length 20 [2018-12-09 00:12:49,874 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-12-09 00:12:49,874 INFO L480 AbstractCegarLoop]: Abstraction has 98 states and 116 transitions. [2018-12-09 00:12:49,874 INFO L481 AbstractCegarLoop]: Interpolant automaton has 4 states. [2018-12-09 00:12:49,874 INFO L276 IsEmpty]: Start isEmpty. Operand 98 states and 116 transitions. [2018-12-09 00:12:49,875 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2018-12-09 00:12:49,875 INFO L394 BasicCegarLoop]: Found error trace [2018-12-09 00:12:49,875 INFO L402 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-12-09 00:12:49,875 INFO L423 AbstractCegarLoop]: === Iteration 4 === [ldv_kref_initErr0REQUIRES_VIOLATION, ldv_kref_initErr1REQUIRES_VIOLATION, ldv_list_addErr1REQUIRES_VIOLATION, ldv_list_addErr0REQUIRES_VIOLATION, ldv_kobject_createErr1REQUIRES_VIOLATION, ldv_kobject_createErr0REQUIRES_VIOLATION, ldv_destroy_msgsErr1REQUIRES_VIOLATION, ldv_destroy_msgsErr0REQUIRES_VIOLATION, ldv_destroy_msgsErr5REQUIRES_VIOLATION, ldv_destroy_msgsErr4REQUIRES_VIOLATION, ldv_destroy_msgsErr3REQUIRES_VIOLATION, ldv_destroy_msgsErr2REQUIRES_VIOLATION, ldv_msg_fillErr3REQUIRES_VIOLATION, ldv_msg_fillErr2REQUIRES_VIOLATION, ldv_msg_fillErr0REQUIRES_VIOLATION, ldv_msg_fillErr1REQUIRES_VIOLATION, ldv_msg_fillErr4REQUIRES_VIOLATION, ldv_msg_fillErr5REQUIRES_VIOLATION, ldv_atomic_add_returnErr3REQUIRES_VIOLATION, ldv_atomic_add_returnErr2REQUIRES_VIOLATION, ldv_atomic_add_returnErr1REQUIRES_VIOLATION, ldv_atomic_add_returnErr0REQUIRES_VIOLATION, __ldv_list_delErr2REQUIRES_VIOLATION, __ldv_list_delErr3REQUIRES_VIOLATION, __ldv_list_delErr0REQUIRES_VIOLATION, __ldv_list_delErr1REQUIRES_VIOLATION, ldv_kobject_cleanupErr0REQUIRES_VIOLATION, ldv_kobject_cleanupErr1REQUIRES_VIOLATION, ldv_kobject_cleanupErr2ASSERT_VIOLATIONMEMORY_FREE, ldv_kobject_cleanupErr3ASSERT_VIOLATIONMEMORY_FREE, ldv_kobject_cleanupErr5ASSERT_VIOLATIONMEMORY_FREE, ldv_kobject_cleanupErr4ASSERT_VIOLATIONMEMORY_FREE, ldv_msg_freeErr0REQUIRES_VIOLATION, ldv_msg_freeErr1REQUIRES_VIOLATION, ldv_msg_freeErr4ASSERT_VIOLATIONMEMORY_FREE, ldv_msg_freeErr2ASSERT_VIOLATIONMEMORY_FREE, ldv_msg_freeErr5ASSERT_VIOLATIONMEMORY_FREE, ldv_msg_freeErr3ASSERT_VIOLATIONMEMORY_FREE, mainErr0ENSURES_VIOLATIONMEMORY_LEAK, LDV_INIT_LIST_HEADErr2REQUIRES_VIOLATION, LDV_INIT_LIST_HEADErr1REQUIRES_VIOLATION, LDV_INIT_LIST_HEADErr0REQUIRES_VIOLATION, LDV_INIT_LIST_HEADErr3REQUIRES_VIOLATION, ldv_list_delErr3REQUIRES_VIOLATION, ldv_list_delErr2REQUIRES_VIOLATION, ldv_list_delErr1REQUIRES_VIOLATION, ldv_list_delErr0REQUIRES_VIOLATION, __ldv_list_addErr7REQUIRES_VIOLATION, __ldv_list_addErr2REQUIRES_VIOLATION, __ldv_list_addErr3REQUIRES_VIOLATION, __ldv_list_addErr4REQUIRES_VIOLATION, __ldv_list_addErr5REQUIRES_VIOLATION, __ldv_list_addErr0REQUIRES_VIOLATION, __ldv_list_addErr1REQUIRES_VIOLATION, __ldv_list_addErr6REQUIRES_VIOLATION, ldv_dev_set_drvdataErr0REQUIRES_VIOLATION, ldv_dev_set_drvdataErr1REQUIRES_VIOLATION, ldv_atomic_sub_returnErr3REQUIRES_VIOLATION, ldv_atomic_sub_returnErr2REQUIRES_VIOLATION, ldv_atomic_sub_returnErr1REQUIRES_VIOLATION, ldv_atomic_sub_returnErr0REQUIRES_VIOLATION, ldv_list_add_tailErr1REQUIRES_VIOLATION, ldv_list_add_tailErr0REQUIRES_VIOLATION, ldv_dev_get_drvdataErr0REQUIRES_VIOLATION, ldv_dev_get_drvdataErr1REQUIRES_VIOLATION, disconnect_6Err1REQUIRES_VIOLATION, disconnect_6Err0REQUIRES_VIOLATION, disconnect_6Err3ASSERT_VIOLATIONMEMORY_FREE, disconnect_6Err2ASSERT_VIOLATIONMEMORY_FREE, entry_pointErr1REQUIRES_VIOLATION, entry_pointErr0REQUIRES_VIOLATION, ldv_msg_allocErr0REQUIRES_VIOLATION, ldv_msg_allocErr1REQUIRES_VIOLATION, probe1_6Err0REQUIRES_VIOLATION, probe1_6Err1REQUIRES_VIOLATION, probe1_6Err2ASSERT_VIOLATIONMEMORY_FREE, probe1_6Err3ASSERT_VIOLATIONMEMORY_FREE]=== [2018-12-09 00:12:49,875 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-12-09 00:12:49,876 INFO L82 PathProgramCache]: Analyzing trace with hash -250428078, now seen corresponding path program 1 times [2018-12-09 00:12:49,876 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-12-09 00:12:49,876 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-12-09 00:12:49,877 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-09 00:12:49,877 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-12-09 00:12:49,877 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-09 00:12:49,884 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 00:12:49,902 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-09 00:12:49,903 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-12-09 00:12:49,903 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2018-12-09 00:12:49,903 INFO L459 AbstractCegarLoop]: Interpolant automaton has 5 states [2018-12-09 00:12:49,903 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2018-12-09 00:12:49,903 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2018-12-09 00:12:49,904 INFO L87 Difference]: Start difference. First operand 98 states and 116 transitions. Second operand 5 states. [2018-12-09 00:12:49,914 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-12-09 00:12:49,914 INFO L93 Difference]: Finished difference Result 97 states and 114 transitions. [2018-12-09 00:12:49,914 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2018-12-09 00:12:49,914 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 22 [2018-12-09 00:12:49,914 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-12-09 00:12:49,915 INFO L225 Difference]: With dead ends: 97 [2018-12-09 00:12:49,915 INFO L226 Difference]: Without dead ends: 97 [2018-12-09 00:12:49,915 INFO L631 BasicCegarLoop]: 0 DeclaredPredicates, 4 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2018-12-09 00:12:49,915 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 97 states. [2018-12-09 00:12:49,918 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 97 to 97. [2018-12-09 00:12:49,918 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 97 states. [2018-12-09 00:12:49,919 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 97 states to 97 states and 114 transitions. [2018-12-09 00:12:49,919 INFO L78 Accepts]: Start accepts. Automaton has 97 states and 114 transitions. Word has length 22 [2018-12-09 00:12:49,919 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-12-09 00:12:49,920 INFO L480 AbstractCegarLoop]: Abstraction has 97 states and 114 transitions. [2018-12-09 00:12:49,920 INFO L481 AbstractCegarLoop]: Interpolant automaton has 5 states. [2018-12-09 00:12:49,920 INFO L276 IsEmpty]: Start isEmpty. Operand 97 states and 114 transitions. [2018-12-09 00:12:49,920 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2018-12-09 00:12:49,920 INFO L394 BasicCegarLoop]: Found error trace [2018-12-09 00:12:49,920 INFO L402 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-12-09 00:12:49,921 INFO L423 AbstractCegarLoop]: === Iteration 5 === [ldv_kref_initErr0REQUIRES_VIOLATION, ldv_kref_initErr1REQUIRES_VIOLATION, ldv_list_addErr1REQUIRES_VIOLATION, ldv_list_addErr0REQUIRES_VIOLATION, ldv_kobject_createErr1REQUIRES_VIOLATION, ldv_kobject_createErr0REQUIRES_VIOLATION, ldv_destroy_msgsErr1REQUIRES_VIOLATION, ldv_destroy_msgsErr0REQUIRES_VIOLATION, ldv_destroy_msgsErr5REQUIRES_VIOLATION, ldv_destroy_msgsErr4REQUIRES_VIOLATION, ldv_destroy_msgsErr3REQUIRES_VIOLATION, ldv_destroy_msgsErr2REQUIRES_VIOLATION, ldv_msg_fillErr3REQUIRES_VIOLATION, ldv_msg_fillErr2REQUIRES_VIOLATION, ldv_msg_fillErr0REQUIRES_VIOLATION, ldv_msg_fillErr1REQUIRES_VIOLATION, ldv_msg_fillErr4REQUIRES_VIOLATION, ldv_msg_fillErr5REQUIRES_VIOLATION, ldv_atomic_add_returnErr3REQUIRES_VIOLATION, ldv_atomic_add_returnErr2REQUIRES_VIOLATION, ldv_atomic_add_returnErr1REQUIRES_VIOLATION, ldv_atomic_add_returnErr0REQUIRES_VIOLATION, __ldv_list_delErr2REQUIRES_VIOLATION, __ldv_list_delErr3REQUIRES_VIOLATION, __ldv_list_delErr0REQUIRES_VIOLATION, __ldv_list_delErr1REQUIRES_VIOLATION, ldv_kobject_cleanupErr0REQUIRES_VIOLATION, ldv_kobject_cleanupErr1REQUIRES_VIOLATION, ldv_kobject_cleanupErr2ASSERT_VIOLATIONMEMORY_FREE, ldv_kobject_cleanupErr3ASSERT_VIOLATIONMEMORY_FREE, ldv_kobject_cleanupErr5ASSERT_VIOLATIONMEMORY_FREE, ldv_kobject_cleanupErr4ASSERT_VIOLATIONMEMORY_FREE, ldv_msg_freeErr0REQUIRES_VIOLATION, ldv_msg_freeErr1REQUIRES_VIOLATION, ldv_msg_freeErr4ASSERT_VIOLATIONMEMORY_FREE, ldv_msg_freeErr2ASSERT_VIOLATIONMEMORY_FREE, ldv_msg_freeErr5ASSERT_VIOLATIONMEMORY_FREE, ldv_msg_freeErr3ASSERT_VIOLATIONMEMORY_FREE, mainErr0ENSURES_VIOLATIONMEMORY_LEAK, LDV_INIT_LIST_HEADErr2REQUIRES_VIOLATION, LDV_INIT_LIST_HEADErr1REQUIRES_VIOLATION, LDV_INIT_LIST_HEADErr0REQUIRES_VIOLATION, LDV_INIT_LIST_HEADErr3REQUIRES_VIOLATION, ldv_list_delErr3REQUIRES_VIOLATION, ldv_list_delErr2REQUIRES_VIOLATION, ldv_list_delErr1REQUIRES_VIOLATION, ldv_list_delErr0REQUIRES_VIOLATION, __ldv_list_addErr7REQUIRES_VIOLATION, __ldv_list_addErr2REQUIRES_VIOLATION, __ldv_list_addErr3REQUIRES_VIOLATION, __ldv_list_addErr4REQUIRES_VIOLATION, __ldv_list_addErr5REQUIRES_VIOLATION, __ldv_list_addErr0REQUIRES_VIOLATION, __ldv_list_addErr1REQUIRES_VIOLATION, __ldv_list_addErr6REQUIRES_VIOLATION, ldv_dev_set_drvdataErr0REQUIRES_VIOLATION, ldv_dev_set_drvdataErr1REQUIRES_VIOLATION, ldv_atomic_sub_returnErr3REQUIRES_VIOLATION, ldv_atomic_sub_returnErr2REQUIRES_VIOLATION, ldv_atomic_sub_returnErr1REQUIRES_VIOLATION, ldv_atomic_sub_returnErr0REQUIRES_VIOLATION, ldv_list_add_tailErr1REQUIRES_VIOLATION, ldv_list_add_tailErr0REQUIRES_VIOLATION, ldv_dev_get_drvdataErr0REQUIRES_VIOLATION, ldv_dev_get_drvdataErr1REQUIRES_VIOLATION, disconnect_6Err1REQUIRES_VIOLATION, disconnect_6Err0REQUIRES_VIOLATION, disconnect_6Err3ASSERT_VIOLATIONMEMORY_FREE, disconnect_6Err2ASSERT_VIOLATIONMEMORY_FREE, entry_pointErr1REQUIRES_VIOLATION, entry_pointErr0REQUIRES_VIOLATION, ldv_msg_allocErr0REQUIRES_VIOLATION, ldv_msg_allocErr1REQUIRES_VIOLATION, probe1_6Err0REQUIRES_VIOLATION, probe1_6Err1REQUIRES_VIOLATION, probe1_6Err2ASSERT_VIOLATIONMEMORY_FREE, probe1_6Err3ASSERT_VIOLATIONMEMORY_FREE]=== [2018-12-09 00:12:49,921 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-12-09 00:12:49,921 INFO L82 PathProgramCache]: Analyzing trace with hash 237262681, now seen corresponding path program 1 times [2018-12-09 00:12:49,921 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-12-09 00:12:49,921 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-12-09 00:12:49,922 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-09 00:12:49,922 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-12-09 00:12:49,922 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-09 00:12:49,929 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 00:12:49,955 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-09 00:12:49,956 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-12-09 00:12:49,956 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2018-12-09 00:12:49,956 INFO L459 AbstractCegarLoop]: Interpolant automaton has 6 states [2018-12-09 00:12:49,956 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2018-12-09 00:12:49,956 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2018-12-09 00:12:49,957 INFO L87 Difference]: Start difference. First operand 97 states and 114 transitions. Second operand 6 states. [2018-12-09 00:12:50,076 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-12-09 00:12:50,076 INFO L93 Difference]: Finished difference Result 114 states and 132 transitions. [2018-12-09 00:12:50,077 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2018-12-09 00:12:50,077 INFO L78 Accepts]: Start accepts. Automaton has 6 states. Word has length 22 [2018-12-09 00:12:50,077 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-12-09 00:12:50,077 INFO L225 Difference]: With dead ends: 114 [2018-12-09 00:12:50,078 INFO L226 Difference]: Without dead ends: 114 [2018-12-09 00:12:50,078 INFO L631 BasicCegarLoop]: 0 DeclaredPredicates, 14 GetRequests, 6 SyntacticMatches, 0 SemanticMatches, 8 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 3 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=32, Invalid=58, Unknown=0, NotChecked=0, Total=90 [2018-12-09 00:12:50,078 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 114 states. [2018-12-09 00:12:50,081 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 114 to 103. [2018-12-09 00:12:50,081 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 103 states. [2018-12-09 00:12:50,082 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 103 states to 103 states and 124 transitions. [2018-12-09 00:12:50,082 INFO L78 Accepts]: Start accepts. Automaton has 103 states and 124 transitions. Word has length 22 [2018-12-09 00:12:50,082 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-12-09 00:12:50,082 INFO L480 AbstractCegarLoop]: Abstraction has 103 states and 124 transitions. [2018-12-09 00:12:50,082 INFO L481 AbstractCegarLoop]: Interpolant automaton has 6 states. [2018-12-09 00:12:50,082 INFO L276 IsEmpty]: Start isEmpty. Operand 103 states and 124 transitions. [2018-12-09 00:12:50,083 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2018-12-09 00:12:50,083 INFO L394 BasicCegarLoop]: Found error trace [2018-12-09 00:12:50,083 INFO L402 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-12-09 00:12:50,083 INFO L423 AbstractCegarLoop]: === Iteration 6 === [ldv_kref_initErr0REQUIRES_VIOLATION, ldv_kref_initErr1REQUIRES_VIOLATION, ldv_list_addErr1REQUIRES_VIOLATION, ldv_list_addErr0REQUIRES_VIOLATION, ldv_kobject_createErr1REQUIRES_VIOLATION, ldv_kobject_createErr0REQUIRES_VIOLATION, ldv_destroy_msgsErr1REQUIRES_VIOLATION, ldv_destroy_msgsErr0REQUIRES_VIOLATION, ldv_destroy_msgsErr5REQUIRES_VIOLATION, ldv_destroy_msgsErr4REQUIRES_VIOLATION, ldv_destroy_msgsErr3REQUIRES_VIOLATION, ldv_destroy_msgsErr2REQUIRES_VIOLATION, ldv_msg_fillErr3REQUIRES_VIOLATION, ldv_msg_fillErr2REQUIRES_VIOLATION, ldv_msg_fillErr0REQUIRES_VIOLATION, ldv_msg_fillErr1REQUIRES_VIOLATION, ldv_msg_fillErr4REQUIRES_VIOLATION, ldv_msg_fillErr5REQUIRES_VIOLATION, ldv_atomic_add_returnErr3REQUIRES_VIOLATION, ldv_atomic_add_returnErr2REQUIRES_VIOLATION, ldv_atomic_add_returnErr1REQUIRES_VIOLATION, ldv_atomic_add_returnErr0REQUIRES_VIOLATION, __ldv_list_delErr2REQUIRES_VIOLATION, __ldv_list_delErr3REQUIRES_VIOLATION, __ldv_list_delErr0REQUIRES_VIOLATION, __ldv_list_delErr1REQUIRES_VIOLATION, ldv_kobject_cleanupErr0REQUIRES_VIOLATION, ldv_kobject_cleanupErr1REQUIRES_VIOLATION, ldv_kobject_cleanupErr2ASSERT_VIOLATIONMEMORY_FREE, ldv_kobject_cleanupErr3ASSERT_VIOLATIONMEMORY_FREE, ldv_kobject_cleanupErr5ASSERT_VIOLATIONMEMORY_FREE, ldv_kobject_cleanupErr4ASSERT_VIOLATIONMEMORY_FREE, ldv_msg_freeErr0REQUIRES_VIOLATION, ldv_msg_freeErr1REQUIRES_VIOLATION, ldv_msg_freeErr4ASSERT_VIOLATIONMEMORY_FREE, ldv_msg_freeErr2ASSERT_VIOLATIONMEMORY_FREE, ldv_msg_freeErr5ASSERT_VIOLATIONMEMORY_FREE, ldv_msg_freeErr3ASSERT_VIOLATIONMEMORY_FREE, mainErr0ENSURES_VIOLATIONMEMORY_LEAK, LDV_INIT_LIST_HEADErr2REQUIRES_VIOLATION, LDV_INIT_LIST_HEADErr1REQUIRES_VIOLATION, LDV_INIT_LIST_HEADErr0REQUIRES_VIOLATION, LDV_INIT_LIST_HEADErr3REQUIRES_VIOLATION, ldv_list_delErr3REQUIRES_VIOLATION, ldv_list_delErr2REQUIRES_VIOLATION, ldv_list_delErr1REQUIRES_VIOLATION, ldv_list_delErr0REQUIRES_VIOLATION, __ldv_list_addErr7REQUIRES_VIOLATION, __ldv_list_addErr2REQUIRES_VIOLATION, __ldv_list_addErr3REQUIRES_VIOLATION, __ldv_list_addErr4REQUIRES_VIOLATION, __ldv_list_addErr5REQUIRES_VIOLATION, __ldv_list_addErr0REQUIRES_VIOLATION, __ldv_list_addErr1REQUIRES_VIOLATION, __ldv_list_addErr6REQUIRES_VIOLATION, ldv_dev_set_drvdataErr0REQUIRES_VIOLATION, ldv_dev_set_drvdataErr1REQUIRES_VIOLATION, ldv_atomic_sub_returnErr3REQUIRES_VIOLATION, ldv_atomic_sub_returnErr2REQUIRES_VIOLATION, ldv_atomic_sub_returnErr1REQUIRES_VIOLATION, ldv_atomic_sub_returnErr0REQUIRES_VIOLATION, ldv_list_add_tailErr1REQUIRES_VIOLATION, ldv_list_add_tailErr0REQUIRES_VIOLATION, ldv_dev_get_drvdataErr0REQUIRES_VIOLATION, ldv_dev_get_drvdataErr1REQUIRES_VIOLATION, disconnect_6Err1REQUIRES_VIOLATION, disconnect_6Err0REQUIRES_VIOLATION, disconnect_6Err3ASSERT_VIOLATIONMEMORY_FREE, disconnect_6Err2ASSERT_VIOLATIONMEMORY_FREE, entry_pointErr1REQUIRES_VIOLATION, entry_pointErr0REQUIRES_VIOLATION, ldv_msg_allocErr0REQUIRES_VIOLATION, ldv_msg_allocErr1REQUIRES_VIOLATION, probe1_6Err0REQUIRES_VIOLATION, probe1_6Err1REQUIRES_VIOLATION, probe1_6Err2ASSERT_VIOLATIONMEMORY_FREE, probe1_6Err3ASSERT_VIOLATIONMEMORY_FREE]=== [2018-12-09 00:12:50,083 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-12-09 00:12:50,083 INFO L82 PathProgramCache]: Analyzing trace with hash 237262682, now seen corresponding path program 1 times [2018-12-09 00:12:50,083 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-12-09 00:12:50,083 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-12-09 00:12:50,084 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-09 00:12:50,084 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-12-09 00:12:50,084 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-09 00:12:50,089 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 00:12:50,105 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-09 00:12:50,105 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-12-09 00:12:50,105 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2018-12-09 00:12:50,105 INFO L459 AbstractCegarLoop]: Interpolant automaton has 6 states [2018-12-09 00:12:50,105 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2018-12-09 00:12:50,105 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2018-12-09 00:12:50,106 INFO L87 Difference]: Start difference. First operand 103 states and 124 transitions. Second operand 6 states. [2018-12-09 00:12:50,119 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-12-09 00:12:50,119 INFO L93 Difference]: Finished difference Result 107 states and 127 transitions. [2018-12-09 00:12:50,119 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2018-12-09 00:12:50,119 INFO L78 Accepts]: Start accepts. Automaton has 6 states. Word has length 22 [2018-12-09 00:12:50,120 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-12-09 00:12:50,120 INFO L225 Difference]: With dead ends: 107 [2018-12-09 00:12:50,120 INFO L226 Difference]: Without dead ends: 103 [2018-12-09 00:12:50,120 INFO L631 BasicCegarLoop]: 0 DeclaredPredicates, 7 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=13, Invalid=29, Unknown=0, NotChecked=0, Total=42 [2018-12-09 00:12:50,121 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 103 states. [2018-12-09 00:12:50,123 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 103 to 103. [2018-12-09 00:12:50,124 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 103 states. [2018-12-09 00:12:50,124 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 103 states to 103 states and 123 transitions. [2018-12-09 00:12:50,124 INFO L78 Accepts]: Start accepts. Automaton has 103 states and 123 transitions. Word has length 22 [2018-12-09 00:12:50,124 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-12-09 00:12:50,124 INFO L480 AbstractCegarLoop]: Abstraction has 103 states and 123 transitions. [2018-12-09 00:12:50,124 INFO L481 AbstractCegarLoop]: Interpolant automaton has 6 states. [2018-12-09 00:12:50,124 INFO L276 IsEmpty]: Start isEmpty. Operand 103 states and 123 transitions. [2018-12-09 00:12:50,125 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2018-12-09 00:12:50,125 INFO L394 BasicCegarLoop]: Found error trace [2018-12-09 00:12:50,125 INFO L402 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-12-09 00:12:50,125 INFO L423 AbstractCegarLoop]: === Iteration 7 === [ldv_kref_initErr0REQUIRES_VIOLATION, ldv_kref_initErr1REQUIRES_VIOLATION, ldv_list_addErr1REQUIRES_VIOLATION, ldv_list_addErr0REQUIRES_VIOLATION, ldv_kobject_createErr1REQUIRES_VIOLATION, ldv_kobject_createErr0REQUIRES_VIOLATION, ldv_destroy_msgsErr1REQUIRES_VIOLATION, ldv_destroy_msgsErr0REQUIRES_VIOLATION, ldv_destroy_msgsErr5REQUIRES_VIOLATION, ldv_destroy_msgsErr4REQUIRES_VIOLATION, ldv_destroy_msgsErr3REQUIRES_VIOLATION, ldv_destroy_msgsErr2REQUIRES_VIOLATION, ldv_msg_fillErr3REQUIRES_VIOLATION, ldv_msg_fillErr2REQUIRES_VIOLATION, ldv_msg_fillErr0REQUIRES_VIOLATION, ldv_msg_fillErr1REQUIRES_VIOLATION, ldv_msg_fillErr4REQUIRES_VIOLATION, ldv_msg_fillErr5REQUIRES_VIOLATION, ldv_atomic_add_returnErr3REQUIRES_VIOLATION, ldv_atomic_add_returnErr2REQUIRES_VIOLATION, ldv_atomic_add_returnErr1REQUIRES_VIOLATION, ldv_atomic_add_returnErr0REQUIRES_VIOLATION, __ldv_list_delErr2REQUIRES_VIOLATION, __ldv_list_delErr3REQUIRES_VIOLATION, __ldv_list_delErr0REQUIRES_VIOLATION, __ldv_list_delErr1REQUIRES_VIOLATION, ldv_kobject_cleanupErr0REQUIRES_VIOLATION, ldv_kobject_cleanupErr1REQUIRES_VIOLATION, ldv_kobject_cleanupErr2ASSERT_VIOLATIONMEMORY_FREE, ldv_kobject_cleanupErr3ASSERT_VIOLATIONMEMORY_FREE, ldv_kobject_cleanupErr5ASSERT_VIOLATIONMEMORY_FREE, ldv_kobject_cleanupErr4ASSERT_VIOLATIONMEMORY_FREE, ldv_msg_freeErr0REQUIRES_VIOLATION, ldv_msg_freeErr1REQUIRES_VIOLATION, ldv_msg_freeErr4ASSERT_VIOLATIONMEMORY_FREE, ldv_msg_freeErr2ASSERT_VIOLATIONMEMORY_FREE, ldv_msg_freeErr5ASSERT_VIOLATIONMEMORY_FREE, ldv_msg_freeErr3ASSERT_VIOLATIONMEMORY_FREE, mainErr0ENSURES_VIOLATIONMEMORY_LEAK, LDV_INIT_LIST_HEADErr2REQUIRES_VIOLATION, LDV_INIT_LIST_HEADErr1REQUIRES_VIOLATION, LDV_INIT_LIST_HEADErr0REQUIRES_VIOLATION, LDV_INIT_LIST_HEADErr3REQUIRES_VIOLATION, ldv_list_delErr3REQUIRES_VIOLATION, ldv_list_delErr2REQUIRES_VIOLATION, ldv_list_delErr1REQUIRES_VIOLATION, ldv_list_delErr0REQUIRES_VIOLATION, __ldv_list_addErr7REQUIRES_VIOLATION, __ldv_list_addErr2REQUIRES_VIOLATION, __ldv_list_addErr3REQUIRES_VIOLATION, __ldv_list_addErr4REQUIRES_VIOLATION, __ldv_list_addErr5REQUIRES_VIOLATION, __ldv_list_addErr0REQUIRES_VIOLATION, __ldv_list_addErr1REQUIRES_VIOLATION, __ldv_list_addErr6REQUIRES_VIOLATION, ldv_dev_set_drvdataErr0REQUIRES_VIOLATION, ldv_dev_set_drvdataErr1REQUIRES_VIOLATION, ldv_atomic_sub_returnErr3REQUIRES_VIOLATION, ldv_atomic_sub_returnErr2REQUIRES_VIOLATION, ldv_atomic_sub_returnErr1REQUIRES_VIOLATION, ldv_atomic_sub_returnErr0REQUIRES_VIOLATION, ldv_list_add_tailErr1REQUIRES_VIOLATION, ldv_list_add_tailErr0REQUIRES_VIOLATION, ldv_dev_get_drvdataErr0REQUIRES_VIOLATION, ldv_dev_get_drvdataErr1REQUIRES_VIOLATION, disconnect_6Err1REQUIRES_VIOLATION, disconnect_6Err0REQUIRES_VIOLATION, disconnect_6Err3ASSERT_VIOLATIONMEMORY_FREE, disconnect_6Err2ASSERT_VIOLATIONMEMORY_FREE, entry_pointErr1REQUIRES_VIOLATION, entry_pointErr0REQUIRES_VIOLATION, ldv_msg_allocErr0REQUIRES_VIOLATION, ldv_msg_allocErr1REQUIRES_VIOLATION, probe1_6Err0REQUIRES_VIOLATION, probe1_6Err1REQUIRES_VIOLATION, probe1_6Err2ASSERT_VIOLATIONMEMORY_FREE, probe1_6Err3ASSERT_VIOLATIONMEMORY_FREE]=== [2018-12-09 00:12:50,125 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-12-09 00:12:50,125 INFO L82 PathProgramCache]: Analyzing trace with hash 826664601, now seen corresponding path program 1 times [2018-12-09 00:12:50,125 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-12-09 00:12:50,125 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-12-09 00:12:50,126 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-09 00:12:50,126 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-12-09 00:12:50,126 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-09 00:12:50,131 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 00:12:50,146 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-09 00:12:50,146 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-12-09 00:12:50,146 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2018-12-09 00:12:50,147 INFO L459 AbstractCegarLoop]: Interpolant automaton has 5 states [2018-12-09 00:12:50,147 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2018-12-09 00:12:50,147 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2018-12-09 00:12:50,147 INFO L87 Difference]: Start difference. First operand 103 states and 123 transitions. Second operand 5 states. [2018-12-09 00:12:50,185 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-12-09 00:12:50,185 INFO L93 Difference]: Finished difference Result 105 states and 122 transitions. [2018-12-09 00:12:50,185 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2018-12-09 00:12:50,186 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 23 [2018-12-09 00:12:50,186 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-12-09 00:12:50,186 INFO L225 Difference]: With dead ends: 105 [2018-12-09 00:12:50,187 INFO L226 Difference]: Without dead ends: 105 [2018-12-09 00:12:50,187 INFO L631 BasicCegarLoop]: 0 DeclaredPredicates, 4 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2018-12-09 00:12:50,187 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 105 states. [2018-12-09 00:12:50,190 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 105 to 103. [2018-12-09 00:12:50,190 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 103 states. [2018-12-09 00:12:50,191 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 103 states to 103 states and 122 transitions. [2018-12-09 00:12:50,191 INFO L78 Accepts]: Start accepts. Automaton has 103 states and 122 transitions. Word has length 23 [2018-12-09 00:12:50,192 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-12-09 00:12:50,192 INFO L480 AbstractCegarLoop]: Abstraction has 103 states and 122 transitions. [2018-12-09 00:12:50,192 INFO L481 AbstractCegarLoop]: Interpolant automaton has 5 states. [2018-12-09 00:12:50,192 INFO L276 IsEmpty]: Start isEmpty. Operand 103 states and 122 transitions. [2018-12-09 00:12:50,192 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2018-12-09 00:12:50,192 INFO L394 BasicCegarLoop]: Found error trace [2018-12-09 00:12:50,193 INFO L402 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-12-09 00:12:50,193 INFO L423 AbstractCegarLoop]: === Iteration 8 === [ldv_kref_initErr0REQUIRES_VIOLATION, ldv_kref_initErr1REQUIRES_VIOLATION, ldv_list_addErr1REQUIRES_VIOLATION, ldv_list_addErr0REQUIRES_VIOLATION, ldv_kobject_createErr1REQUIRES_VIOLATION, ldv_kobject_createErr0REQUIRES_VIOLATION, ldv_destroy_msgsErr1REQUIRES_VIOLATION, ldv_destroy_msgsErr0REQUIRES_VIOLATION, ldv_destroy_msgsErr5REQUIRES_VIOLATION, ldv_destroy_msgsErr4REQUIRES_VIOLATION, ldv_destroy_msgsErr3REQUIRES_VIOLATION, ldv_destroy_msgsErr2REQUIRES_VIOLATION, ldv_msg_fillErr3REQUIRES_VIOLATION, ldv_msg_fillErr2REQUIRES_VIOLATION, ldv_msg_fillErr0REQUIRES_VIOLATION, ldv_msg_fillErr1REQUIRES_VIOLATION, ldv_msg_fillErr4REQUIRES_VIOLATION, ldv_msg_fillErr5REQUIRES_VIOLATION, ldv_atomic_add_returnErr3REQUIRES_VIOLATION, ldv_atomic_add_returnErr2REQUIRES_VIOLATION, ldv_atomic_add_returnErr1REQUIRES_VIOLATION, ldv_atomic_add_returnErr0REQUIRES_VIOLATION, __ldv_list_delErr2REQUIRES_VIOLATION, __ldv_list_delErr3REQUIRES_VIOLATION, __ldv_list_delErr0REQUIRES_VIOLATION, __ldv_list_delErr1REQUIRES_VIOLATION, ldv_kobject_cleanupErr0REQUIRES_VIOLATION, ldv_kobject_cleanupErr1REQUIRES_VIOLATION, ldv_kobject_cleanupErr2ASSERT_VIOLATIONMEMORY_FREE, ldv_kobject_cleanupErr3ASSERT_VIOLATIONMEMORY_FREE, ldv_kobject_cleanupErr5ASSERT_VIOLATIONMEMORY_FREE, ldv_kobject_cleanupErr4ASSERT_VIOLATIONMEMORY_FREE, ldv_msg_freeErr0REQUIRES_VIOLATION, ldv_msg_freeErr1REQUIRES_VIOLATION, ldv_msg_freeErr4ASSERT_VIOLATIONMEMORY_FREE, ldv_msg_freeErr2ASSERT_VIOLATIONMEMORY_FREE, ldv_msg_freeErr5ASSERT_VIOLATIONMEMORY_FREE, ldv_msg_freeErr3ASSERT_VIOLATIONMEMORY_FREE, mainErr0ENSURES_VIOLATIONMEMORY_LEAK, LDV_INIT_LIST_HEADErr2REQUIRES_VIOLATION, LDV_INIT_LIST_HEADErr1REQUIRES_VIOLATION, LDV_INIT_LIST_HEADErr0REQUIRES_VIOLATION, LDV_INIT_LIST_HEADErr3REQUIRES_VIOLATION, ldv_list_delErr3REQUIRES_VIOLATION, ldv_list_delErr2REQUIRES_VIOLATION, ldv_list_delErr1REQUIRES_VIOLATION, ldv_list_delErr0REQUIRES_VIOLATION, __ldv_list_addErr7REQUIRES_VIOLATION, __ldv_list_addErr2REQUIRES_VIOLATION, __ldv_list_addErr3REQUIRES_VIOLATION, __ldv_list_addErr4REQUIRES_VIOLATION, __ldv_list_addErr5REQUIRES_VIOLATION, __ldv_list_addErr0REQUIRES_VIOLATION, __ldv_list_addErr1REQUIRES_VIOLATION, __ldv_list_addErr6REQUIRES_VIOLATION, ldv_dev_set_drvdataErr0REQUIRES_VIOLATION, ldv_dev_set_drvdataErr1REQUIRES_VIOLATION, ldv_atomic_sub_returnErr3REQUIRES_VIOLATION, ldv_atomic_sub_returnErr2REQUIRES_VIOLATION, ldv_atomic_sub_returnErr1REQUIRES_VIOLATION, ldv_atomic_sub_returnErr0REQUIRES_VIOLATION, ldv_list_add_tailErr1REQUIRES_VIOLATION, ldv_list_add_tailErr0REQUIRES_VIOLATION, ldv_dev_get_drvdataErr0REQUIRES_VIOLATION, ldv_dev_get_drvdataErr1REQUIRES_VIOLATION, disconnect_6Err1REQUIRES_VIOLATION, disconnect_6Err0REQUIRES_VIOLATION, disconnect_6Err3ASSERT_VIOLATIONMEMORY_FREE, disconnect_6Err2ASSERT_VIOLATIONMEMORY_FREE, entry_pointErr1REQUIRES_VIOLATION, entry_pointErr0REQUIRES_VIOLATION, ldv_msg_allocErr0REQUIRES_VIOLATION, ldv_msg_allocErr1REQUIRES_VIOLATION, probe1_6Err0REQUIRES_VIOLATION, probe1_6Err1REQUIRES_VIOLATION, probe1_6Err2ASSERT_VIOLATIONMEMORY_FREE, probe1_6Err3ASSERT_VIOLATIONMEMORY_FREE]=== [2018-12-09 00:12:50,193 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-12-09 00:12:50,193 INFO L82 PathProgramCache]: Analyzing trace with hash 533261594, now seen corresponding path program 1 times [2018-12-09 00:12:50,193 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-12-09 00:12:50,194 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-12-09 00:12:50,195 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-09 00:12:50,195 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-12-09 00:12:50,195 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-09 00:12:50,199 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 00:12:50,222 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-09 00:12:50,222 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-12-09 00:12:50,222 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2018-12-09 00:12:50,222 INFO L459 AbstractCegarLoop]: Interpolant automaton has 5 states [2018-12-09 00:12:50,223 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2018-12-09 00:12:50,223 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2018-12-09 00:12:50,223 INFO L87 Difference]: Start difference. First operand 103 states and 122 transitions. Second operand 5 states. [2018-12-09 00:12:50,231 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-12-09 00:12:50,231 INFO L93 Difference]: Finished difference Result 67 states and 73 transitions. [2018-12-09 00:12:50,231 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2018-12-09 00:12:50,231 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 23 [2018-12-09 00:12:50,231 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-12-09 00:12:50,232 INFO L225 Difference]: With dead ends: 67 [2018-12-09 00:12:50,232 INFO L226 Difference]: Without dead ends: 63 [2018-12-09 00:12:50,232 INFO L631 BasicCegarLoop]: 0 DeclaredPredicates, 5 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2018-12-09 00:12:50,232 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 63 states. [2018-12-09 00:12:50,234 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 63 to 63. [2018-12-09 00:12:50,234 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 63 states. [2018-12-09 00:12:50,235 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 63 states to 63 states and 69 transitions. [2018-12-09 00:12:50,235 INFO L78 Accepts]: Start accepts. Automaton has 63 states and 69 transitions. Word has length 23 [2018-12-09 00:12:50,235 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-12-09 00:12:50,235 INFO L480 AbstractCegarLoop]: Abstraction has 63 states and 69 transitions. [2018-12-09 00:12:50,235 INFO L481 AbstractCegarLoop]: Interpolant automaton has 5 states. [2018-12-09 00:12:50,235 INFO L276 IsEmpty]: Start isEmpty. Operand 63 states and 69 transitions. [2018-12-09 00:12:50,235 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 29 [2018-12-09 00:12:50,235 INFO L394 BasicCegarLoop]: Found error trace [2018-12-09 00:12:50,236 INFO L402 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-12-09 00:12:50,236 INFO L423 AbstractCegarLoop]: === Iteration 9 === [ldv_kref_initErr0REQUIRES_VIOLATION, ldv_kref_initErr1REQUIRES_VIOLATION, ldv_list_addErr1REQUIRES_VIOLATION, ldv_list_addErr0REQUIRES_VIOLATION, ldv_kobject_createErr1REQUIRES_VIOLATION, ldv_kobject_createErr0REQUIRES_VIOLATION, ldv_destroy_msgsErr1REQUIRES_VIOLATION, ldv_destroy_msgsErr0REQUIRES_VIOLATION, ldv_destroy_msgsErr5REQUIRES_VIOLATION, ldv_destroy_msgsErr4REQUIRES_VIOLATION, ldv_destroy_msgsErr3REQUIRES_VIOLATION, ldv_destroy_msgsErr2REQUIRES_VIOLATION, ldv_msg_fillErr3REQUIRES_VIOLATION, ldv_msg_fillErr2REQUIRES_VIOLATION, ldv_msg_fillErr0REQUIRES_VIOLATION, ldv_msg_fillErr1REQUIRES_VIOLATION, ldv_msg_fillErr4REQUIRES_VIOLATION, ldv_msg_fillErr5REQUIRES_VIOLATION, ldv_atomic_add_returnErr3REQUIRES_VIOLATION, ldv_atomic_add_returnErr2REQUIRES_VIOLATION, ldv_atomic_add_returnErr1REQUIRES_VIOLATION, ldv_atomic_add_returnErr0REQUIRES_VIOLATION, __ldv_list_delErr2REQUIRES_VIOLATION, __ldv_list_delErr3REQUIRES_VIOLATION, __ldv_list_delErr0REQUIRES_VIOLATION, __ldv_list_delErr1REQUIRES_VIOLATION, ldv_kobject_cleanupErr0REQUIRES_VIOLATION, ldv_kobject_cleanupErr1REQUIRES_VIOLATION, ldv_kobject_cleanupErr2ASSERT_VIOLATIONMEMORY_FREE, ldv_kobject_cleanupErr3ASSERT_VIOLATIONMEMORY_FREE, ldv_kobject_cleanupErr5ASSERT_VIOLATIONMEMORY_FREE, ldv_kobject_cleanupErr4ASSERT_VIOLATIONMEMORY_FREE, ldv_msg_freeErr0REQUIRES_VIOLATION, ldv_msg_freeErr1REQUIRES_VIOLATION, ldv_msg_freeErr4ASSERT_VIOLATIONMEMORY_FREE, ldv_msg_freeErr2ASSERT_VIOLATIONMEMORY_FREE, ldv_msg_freeErr5ASSERT_VIOLATIONMEMORY_FREE, ldv_msg_freeErr3ASSERT_VIOLATIONMEMORY_FREE, mainErr0ENSURES_VIOLATIONMEMORY_LEAK, LDV_INIT_LIST_HEADErr2REQUIRES_VIOLATION, LDV_INIT_LIST_HEADErr1REQUIRES_VIOLATION, LDV_INIT_LIST_HEADErr0REQUIRES_VIOLATION, LDV_INIT_LIST_HEADErr3REQUIRES_VIOLATION, ldv_list_delErr3REQUIRES_VIOLATION, ldv_list_delErr2REQUIRES_VIOLATION, ldv_list_delErr1REQUIRES_VIOLATION, ldv_list_delErr0REQUIRES_VIOLATION, __ldv_list_addErr7REQUIRES_VIOLATION, __ldv_list_addErr2REQUIRES_VIOLATION, __ldv_list_addErr3REQUIRES_VIOLATION, __ldv_list_addErr4REQUIRES_VIOLATION, __ldv_list_addErr5REQUIRES_VIOLATION, __ldv_list_addErr0REQUIRES_VIOLATION, __ldv_list_addErr1REQUIRES_VIOLATION, __ldv_list_addErr6REQUIRES_VIOLATION, ldv_dev_set_drvdataErr0REQUIRES_VIOLATION, ldv_dev_set_drvdataErr1REQUIRES_VIOLATION, ldv_atomic_sub_returnErr3REQUIRES_VIOLATION, ldv_atomic_sub_returnErr2REQUIRES_VIOLATION, ldv_atomic_sub_returnErr1REQUIRES_VIOLATION, ldv_atomic_sub_returnErr0REQUIRES_VIOLATION, ldv_list_add_tailErr1REQUIRES_VIOLATION, ldv_list_add_tailErr0REQUIRES_VIOLATION, ldv_dev_get_drvdataErr0REQUIRES_VIOLATION, ldv_dev_get_drvdataErr1REQUIRES_VIOLATION, disconnect_6Err1REQUIRES_VIOLATION, disconnect_6Err0REQUIRES_VIOLATION, disconnect_6Err3ASSERT_VIOLATIONMEMORY_FREE, disconnect_6Err2ASSERT_VIOLATIONMEMORY_FREE, entry_pointErr1REQUIRES_VIOLATION, entry_pointErr0REQUIRES_VIOLATION, ldv_msg_allocErr0REQUIRES_VIOLATION, ldv_msg_allocErr1REQUIRES_VIOLATION, probe1_6Err0REQUIRES_VIOLATION, probe1_6Err1REQUIRES_VIOLATION, probe1_6Err2ASSERT_VIOLATIONMEMORY_FREE, probe1_6Err3ASSERT_VIOLATIONMEMORY_FREE]=== [2018-12-09 00:12:50,236 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-12-09 00:12:50,236 INFO L82 PathProgramCache]: Analyzing trace with hash -2031137816, now seen corresponding path program 1 times [2018-12-09 00:12:50,236 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-12-09 00:12:50,236 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-12-09 00:12:50,237 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-09 00:12:50,237 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-12-09 00:12:50,237 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-09 00:12:50,246 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 00:12:50,312 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-09 00:12:50,312 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-12-09 00:12:50,312 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2018-12-09 00:12:50,312 INFO L459 AbstractCegarLoop]: Interpolant automaton has 7 states [2018-12-09 00:12:50,312 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2018-12-09 00:12:50,312 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=12, Invalid=30, Unknown=0, NotChecked=0, Total=42 [2018-12-09 00:12:50,312 INFO L87 Difference]: Start difference. First operand 63 states and 69 transitions. Second operand 7 states. [2018-12-09 00:12:50,465 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-12-09 00:12:50,466 INFO L93 Difference]: Finished difference Result 72 states and 75 transitions. [2018-12-09 00:12:50,466 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2018-12-09 00:12:50,466 INFO L78 Accepts]: Start accepts. Automaton has 7 states. Word has length 28 [2018-12-09 00:12:50,466 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-12-09 00:12:50,467 INFO L225 Difference]: With dead ends: 72 [2018-12-09 00:12:50,467 INFO L226 Difference]: Without dead ends: 72 [2018-12-09 00:12:50,467 INFO L631 BasicCegarLoop]: 0 DeclaredPredicates, 15 GetRequests, 4 SyntacticMatches, 1 SemanticMatches, 10 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 8 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=48, Invalid=84, Unknown=0, NotChecked=0, Total=132 [2018-12-09 00:12:50,467 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 72 states. [2018-12-09 00:12:50,469 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 72 to 62. [2018-12-09 00:12:50,469 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 62 states. [2018-12-09 00:12:50,470 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 62 states to 62 states and 68 transitions. [2018-12-09 00:12:50,470 INFO L78 Accepts]: Start accepts. Automaton has 62 states and 68 transitions. Word has length 28 [2018-12-09 00:12:50,470 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-12-09 00:12:50,470 INFO L480 AbstractCegarLoop]: Abstraction has 62 states and 68 transitions. [2018-12-09 00:12:50,470 INFO L481 AbstractCegarLoop]: Interpolant automaton has 7 states. [2018-12-09 00:12:50,470 INFO L276 IsEmpty]: Start isEmpty. Operand 62 states and 68 transitions. [2018-12-09 00:12:50,471 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 29 [2018-12-09 00:12:50,471 INFO L394 BasicCegarLoop]: Found error trace [2018-12-09 00:12:50,471 INFO L402 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-12-09 00:12:50,471 INFO L423 AbstractCegarLoop]: === Iteration 10 === [ldv_kref_initErr0REQUIRES_VIOLATION, ldv_kref_initErr1REQUIRES_VIOLATION, ldv_list_addErr1REQUIRES_VIOLATION, ldv_list_addErr0REQUIRES_VIOLATION, ldv_kobject_createErr1REQUIRES_VIOLATION, ldv_kobject_createErr0REQUIRES_VIOLATION, ldv_destroy_msgsErr1REQUIRES_VIOLATION, ldv_destroy_msgsErr0REQUIRES_VIOLATION, ldv_destroy_msgsErr5REQUIRES_VIOLATION, ldv_destroy_msgsErr4REQUIRES_VIOLATION, ldv_destroy_msgsErr3REQUIRES_VIOLATION, ldv_destroy_msgsErr2REQUIRES_VIOLATION, ldv_msg_fillErr3REQUIRES_VIOLATION, ldv_msg_fillErr2REQUIRES_VIOLATION, ldv_msg_fillErr0REQUIRES_VIOLATION, ldv_msg_fillErr1REQUIRES_VIOLATION, ldv_msg_fillErr4REQUIRES_VIOLATION, ldv_msg_fillErr5REQUIRES_VIOLATION, ldv_atomic_add_returnErr3REQUIRES_VIOLATION, ldv_atomic_add_returnErr2REQUIRES_VIOLATION, ldv_atomic_add_returnErr1REQUIRES_VIOLATION, ldv_atomic_add_returnErr0REQUIRES_VIOLATION, __ldv_list_delErr2REQUIRES_VIOLATION, __ldv_list_delErr3REQUIRES_VIOLATION, __ldv_list_delErr0REQUIRES_VIOLATION, __ldv_list_delErr1REQUIRES_VIOLATION, ldv_kobject_cleanupErr0REQUIRES_VIOLATION, ldv_kobject_cleanupErr1REQUIRES_VIOLATION, ldv_kobject_cleanupErr2ASSERT_VIOLATIONMEMORY_FREE, ldv_kobject_cleanupErr3ASSERT_VIOLATIONMEMORY_FREE, ldv_kobject_cleanupErr5ASSERT_VIOLATIONMEMORY_FREE, ldv_kobject_cleanupErr4ASSERT_VIOLATIONMEMORY_FREE, ldv_msg_freeErr0REQUIRES_VIOLATION, ldv_msg_freeErr1REQUIRES_VIOLATION, ldv_msg_freeErr4ASSERT_VIOLATIONMEMORY_FREE, ldv_msg_freeErr2ASSERT_VIOLATIONMEMORY_FREE, ldv_msg_freeErr5ASSERT_VIOLATIONMEMORY_FREE, ldv_msg_freeErr3ASSERT_VIOLATIONMEMORY_FREE, mainErr0ENSURES_VIOLATIONMEMORY_LEAK, LDV_INIT_LIST_HEADErr2REQUIRES_VIOLATION, LDV_INIT_LIST_HEADErr1REQUIRES_VIOLATION, LDV_INIT_LIST_HEADErr0REQUIRES_VIOLATION, LDV_INIT_LIST_HEADErr3REQUIRES_VIOLATION, ldv_list_delErr3REQUIRES_VIOLATION, ldv_list_delErr2REQUIRES_VIOLATION, ldv_list_delErr1REQUIRES_VIOLATION, ldv_list_delErr0REQUIRES_VIOLATION, __ldv_list_addErr7REQUIRES_VIOLATION, __ldv_list_addErr2REQUIRES_VIOLATION, __ldv_list_addErr3REQUIRES_VIOLATION, __ldv_list_addErr4REQUIRES_VIOLATION, __ldv_list_addErr5REQUIRES_VIOLATION, __ldv_list_addErr0REQUIRES_VIOLATION, __ldv_list_addErr1REQUIRES_VIOLATION, __ldv_list_addErr6REQUIRES_VIOLATION, ldv_dev_set_drvdataErr0REQUIRES_VIOLATION, ldv_dev_set_drvdataErr1REQUIRES_VIOLATION, ldv_atomic_sub_returnErr3REQUIRES_VIOLATION, ldv_atomic_sub_returnErr2REQUIRES_VIOLATION, ldv_atomic_sub_returnErr1REQUIRES_VIOLATION, ldv_atomic_sub_returnErr0REQUIRES_VIOLATION, ldv_list_add_tailErr1REQUIRES_VIOLATION, ldv_list_add_tailErr0REQUIRES_VIOLATION, ldv_dev_get_drvdataErr0REQUIRES_VIOLATION, ldv_dev_get_drvdataErr1REQUIRES_VIOLATION, disconnect_6Err1REQUIRES_VIOLATION, disconnect_6Err0REQUIRES_VIOLATION, disconnect_6Err3ASSERT_VIOLATIONMEMORY_FREE, disconnect_6Err2ASSERT_VIOLATIONMEMORY_FREE, entry_pointErr1REQUIRES_VIOLATION, entry_pointErr0REQUIRES_VIOLATION, ldv_msg_allocErr0REQUIRES_VIOLATION, ldv_msg_allocErr1REQUIRES_VIOLATION, probe1_6Err0REQUIRES_VIOLATION, probe1_6Err1REQUIRES_VIOLATION, probe1_6Err2ASSERT_VIOLATIONMEMORY_FREE, probe1_6Err3ASSERT_VIOLATIONMEMORY_FREE]=== [2018-12-09 00:12:50,472 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-12-09 00:12:50,472 INFO L82 PathProgramCache]: Analyzing trace with hash -2031137815, now seen corresponding path program 1 times [2018-12-09 00:12:50,472 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-12-09 00:12:50,472 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-12-09 00:12:50,473 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-09 00:12:50,473 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-12-09 00:12:50,473 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-09 00:12:50,479 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 00:12:50,544 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-09 00:12:50,544 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-12-09 00:12:50,544 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2018-12-09 00:12:50,544 INFO L459 AbstractCegarLoop]: Interpolant automaton has 8 states [2018-12-09 00:12:50,545 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2018-12-09 00:12:50,545 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=16, Invalid=40, Unknown=0, NotChecked=0, Total=56 [2018-12-09 00:12:50,545 INFO L87 Difference]: Start difference. First operand 62 states and 68 transitions. Second operand 8 states. [2018-12-09 00:12:50,667 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-12-09 00:12:50,667 INFO L93 Difference]: Finished difference Result 60 states and 65 transitions. [2018-12-09 00:12:50,667 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2018-12-09 00:12:50,668 INFO L78 Accepts]: Start accepts. Automaton has 8 states. Word has length 28 [2018-12-09 00:12:50,668 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-12-09 00:12:50,668 INFO L225 Difference]: With dead ends: 60 [2018-12-09 00:12:50,668 INFO L226 Difference]: Without dead ends: 60 [2018-12-09 00:12:50,668 INFO L631 BasicCegarLoop]: 0 DeclaredPredicates, 16 GetRequests, 4 SyntacticMatches, 1 SemanticMatches, 11 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 9 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=50, Invalid=106, Unknown=0, NotChecked=0, Total=156 [2018-12-09 00:12:50,668 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 60 states. [2018-12-09 00:12:50,670 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 60 to 60. [2018-12-09 00:12:50,670 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 60 states. [2018-12-09 00:12:50,670 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 60 states to 60 states and 65 transitions. [2018-12-09 00:12:50,670 INFO L78 Accepts]: Start accepts. Automaton has 60 states and 65 transitions. Word has length 28 [2018-12-09 00:12:50,670 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-12-09 00:12:50,670 INFO L480 AbstractCegarLoop]: Abstraction has 60 states and 65 transitions. [2018-12-09 00:12:50,670 INFO L481 AbstractCegarLoop]: Interpolant automaton has 8 states. [2018-12-09 00:12:50,670 INFO L276 IsEmpty]: Start isEmpty. Operand 60 states and 65 transitions. [2018-12-09 00:12:50,671 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 29 [2018-12-09 00:12:50,671 INFO L394 BasicCegarLoop]: Found error trace [2018-12-09 00:12:50,671 INFO L402 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-12-09 00:12:50,671 INFO L423 AbstractCegarLoop]: === Iteration 11 === [ldv_kref_initErr0REQUIRES_VIOLATION, ldv_kref_initErr1REQUIRES_VIOLATION, ldv_list_addErr1REQUIRES_VIOLATION, ldv_list_addErr0REQUIRES_VIOLATION, ldv_kobject_createErr1REQUIRES_VIOLATION, ldv_kobject_createErr0REQUIRES_VIOLATION, ldv_destroy_msgsErr1REQUIRES_VIOLATION, ldv_destroy_msgsErr0REQUIRES_VIOLATION, ldv_destroy_msgsErr5REQUIRES_VIOLATION, ldv_destroy_msgsErr4REQUIRES_VIOLATION, ldv_destroy_msgsErr3REQUIRES_VIOLATION, ldv_destroy_msgsErr2REQUIRES_VIOLATION, ldv_msg_fillErr3REQUIRES_VIOLATION, ldv_msg_fillErr2REQUIRES_VIOLATION, ldv_msg_fillErr0REQUIRES_VIOLATION, ldv_msg_fillErr1REQUIRES_VIOLATION, ldv_msg_fillErr4REQUIRES_VIOLATION, ldv_msg_fillErr5REQUIRES_VIOLATION, ldv_atomic_add_returnErr3REQUIRES_VIOLATION, ldv_atomic_add_returnErr2REQUIRES_VIOLATION, ldv_atomic_add_returnErr1REQUIRES_VIOLATION, ldv_atomic_add_returnErr0REQUIRES_VIOLATION, __ldv_list_delErr2REQUIRES_VIOLATION, __ldv_list_delErr3REQUIRES_VIOLATION, __ldv_list_delErr0REQUIRES_VIOLATION, __ldv_list_delErr1REQUIRES_VIOLATION, ldv_kobject_cleanupErr0REQUIRES_VIOLATION, ldv_kobject_cleanupErr1REQUIRES_VIOLATION, ldv_kobject_cleanupErr2ASSERT_VIOLATIONMEMORY_FREE, ldv_kobject_cleanupErr3ASSERT_VIOLATIONMEMORY_FREE, ldv_kobject_cleanupErr5ASSERT_VIOLATIONMEMORY_FREE, ldv_kobject_cleanupErr4ASSERT_VIOLATIONMEMORY_FREE, ldv_msg_freeErr0REQUIRES_VIOLATION, ldv_msg_freeErr1REQUIRES_VIOLATION, ldv_msg_freeErr4ASSERT_VIOLATIONMEMORY_FREE, ldv_msg_freeErr2ASSERT_VIOLATIONMEMORY_FREE, ldv_msg_freeErr5ASSERT_VIOLATIONMEMORY_FREE, ldv_msg_freeErr3ASSERT_VIOLATIONMEMORY_FREE, mainErr0ENSURES_VIOLATIONMEMORY_LEAK, LDV_INIT_LIST_HEADErr2REQUIRES_VIOLATION, LDV_INIT_LIST_HEADErr1REQUIRES_VIOLATION, LDV_INIT_LIST_HEADErr0REQUIRES_VIOLATION, LDV_INIT_LIST_HEADErr3REQUIRES_VIOLATION, ldv_list_delErr3REQUIRES_VIOLATION, ldv_list_delErr2REQUIRES_VIOLATION, ldv_list_delErr1REQUIRES_VIOLATION, ldv_list_delErr0REQUIRES_VIOLATION, __ldv_list_addErr7REQUIRES_VIOLATION, __ldv_list_addErr2REQUIRES_VIOLATION, __ldv_list_addErr3REQUIRES_VIOLATION, __ldv_list_addErr4REQUIRES_VIOLATION, __ldv_list_addErr5REQUIRES_VIOLATION, __ldv_list_addErr0REQUIRES_VIOLATION, __ldv_list_addErr1REQUIRES_VIOLATION, __ldv_list_addErr6REQUIRES_VIOLATION, ldv_dev_set_drvdataErr0REQUIRES_VIOLATION, ldv_dev_set_drvdataErr1REQUIRES_VIOLATION, ldv_atomic_sub_returnErr3REQUIRES_VIOLATION, ldv_atomic_sub_returnErr2REQUIRES_VIOLATION, ldv_atomic_sub_returnErr1REQUIRES_VIOLATION, ldv_atomic_sub_returnErr0REQUIRES_VIOLATION, ldv_list_add_tailErr1REQUIRES_VIOLATION, ldv_list_add_tailErr0REQUIRES_VIOLATION, ldv_dev_get_drvdataErr0REQUIRES_VIOLATION, ldv_dev_get_drvdataErr1REQUIRES_VIOLATION, disconnect_6Err1REQUIRES_VIOLATION, disconnect_6Err0REQUIRES_VIOLATION, disconnect_6Err3ASSERT_VIOLATIONMEMORY_FREE, disconnect_6Err2ASSERT_VIOLATIONMEMORY_FREE, entry_pointErr1REQUIRES_VIOLATION, entry_pointErr0REQUIRES_VIOLATION, ldv_msg_allocErr0REQUIRES_VIOLATION, ldv_msg_allocErr1REQUIRES_VIOLATION, probe1_6Err0REQUIRES_VIOLATION, probe1_6Err1REQUIRES_VIOLATION, probe1_6Err2ASSERT_VIOLATIONMEMORY_FREE, probe1_6Err3ASSERT_VIOLATIONMEMORY_FREE]=== [2018-12-09 00:12:50,671 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-12-09 00:12:50,671 INFO L82 PathProgramCache]: Analyzing trace with hash 1778086527, now seen corresponding path program 1 times [2018-12-09 00:12:50,671 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-12-09 00:12:50,672 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-12-09 00:12:50,672 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-09 00:12:50,672 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-12-09 00:12:50,672 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-09 00:12:50,677 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 00:12:50,739 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-09 00:12:50,739 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-12-09 00:12:50,739 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2018-12-09 00:12:50,739 INFO L459 AbstractCegarLoop]: Interpolant automaton has 7 states [2018-12-09 00:12:50,740 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2018-12-09 00:12:50,740 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=11, Invalid=31, Unknown=0, NotChecked=0, Total=42 [2018-12-09 00:12:50,740 INFO L87 Difference]: Start difference. First operand 60 states and 65 transitions. Second operand 7 states. [2018-12-09 00:12:50,870 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-12-09 00:12:50,870 INFO L93 Difference]: Finished difference Result 64 states and 68 transitions. [2018-12-09 00:12:50,871 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2018-12-09 00:12:50,871 INFO L78 Accepts]: Start accepts. Automaton has 7 states. Word has length 28 [2018-12-09 00:12:50,871 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-12-09 00:12:50,872 INFO L225 Difference]: With dead ends: 64 [2018-12-09 00:12:50,872 INFO L226 Difference]: Without dead ends: 60 [2018-12-09 00:12:50,872 INFO L631 BasicCegarLoop]: 0 DeclaredPredicates, 17 GetRequests, 5 SyntacticMatches, 2 SemanticMatches, 10 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 10 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=31, Invalid=101, Unknown=0, NotChecked=0, Total=132 [2018-12-09 00:12:50,872 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 60 states. [2018-12-09 00:12:50,873 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 60 to 60. [2018-12-09 00:12:50,873 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 60 states. [2018-12-09 00:12:50,874 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 60 states to 60 states and 64 transitions. [2018-12-09 00:12:50,874 INFO L78 Accepts]: Start accepts. Automaton has 60 states and 64 transitions. Word has length 28 [2018-12-09 00:12:50,874 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-12-09 00:12:50,874 INFO L480 AbstractCegarLoop]: Abstraction has 60 states and 64 transitions. [2018-12-09 00:12:50,874 INFO L481 AbstractCegarLoop]: Interpolant automaton has 7 states. [2018-12-09 00:12:50,874 INFO L276 IsEmpty]: Start isEmpty. Operand 60 states and 64 transitions. [2018-12-09 00:12:50,875 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2018-12-09 00:12:50,875 INFO L394 BasicCegarLoop]: Found error trace [2018-12-09 00:12:50,875 INFO L402 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-12-09 00:12:50,875 INFO L423 AbstractCegarLoop]: === Iteration 12 === [ldv_kref_initErr0REQUIRES_VIOLATION, ldv_kref_initErr1REQUIRES_VIOLATION, ldv_list_addErr1REQUIRES_VIOLATION, ldv_list_addErr0REQUIRES_VIOLATION, ldv_kobject_createErr1REQUIRES_VIOLATION, ldv_kobject_createErr0REQUIRES_VIOLATION, ldv_destroy_msgsErr1REQUIRES_VIOLATION, ldv_destroy_msgsErr0REQUIRES_VIOLATION, ldv_destroy_msgsErr5REQUIRES_VIOLATION, ldv_destroy_msgsErr4REQUIRES_VIOLATION, ldv_destroy_msgsErr3REQUIRES_VIOLATION, ldv_destroy_msgsErr2REQUIRES_VIOLATION, ldv_msg_fillErr3REQUIRES_VIOLATION, ldv_msg_fillErr2REQUIRES_VIOLATION, ldv_msg_fillErr0REQUIRES_VIOLATION, ldv_msg_fillErr1REQUIRES_VIOLATION, ldv_msg_fillErr4REQUIRES_VIOLATION, ldv_msg_fillErr5REQUIRES_VIOLATION, ldv_atomic_add_returnErr3REQUIRES_VIOLATION, ldv_atomic_add_returnErr2REQUIRES_VIOLATION, ldv_atomic_add_returnErr1REQUIRES_VIOLATION, ldv_atomic_add_returnErr0REQUIRES_VIOLATION, __ldv_list_delErr2REQUIRES_VIOLATION, __ldv_list_delErr3REQUIRES_VIOLATION, __ldv_list_delErr0REQUIRES_VIOLATION, __ldv_list_delErr1REQUIRES_VIOLATION, ldv_kobject_cleanupErr0REQUIRES_VIOLATION, ldv_kobject_cleanupErr1REQUIRES_VIOLATION, ldv_kobject_cleanupErr2ASSERT_VIOLATIONMEMORY_FREE, ldv_kobject_cleanupErr3ASSERT_VIOLATIONMEMORY_FREE, ldv_kobject_cleanupErr5ASSERT_VIOLATIONMEMORY_FREE, ldv_kobject_cleanupErr4ASSERT_VIOLATIONMEMORY_FREE, ldv_msg_freeErr0REQUIRES_VIOLATION, ldv_msg_freeErr1REQUIRES_VIOLATION, ldv_msg_freeErr4ASSERT_VIOLATIONMEMORY_FREE, ldv_msg_freeErr2ASSERT_VIOLATIONMEMORY_FREE, ldv_msg_freeErr5ASSERT_VIOLATIONMEMORY_FREE, ldv_msg_freeErr3ASSERT_VIOLATIONMEMORY_FREE, mainErr0ENSURES_VIOLATIONMEMORY_LEAK, LDV_INIT_LIST_HEADErr2REQUIRES_VIOLATION, LDV_INIT_LIST_HEADErr1REQUIRES_VIOLATION, LDV_INIT_LIST_HEADErr0REQUIRES_VIOLATION, LDV_INIT_LIST_HEADErr3REQUIRES_VIOLATION, ldv_list_delErr3REQUIRES_VIOLATION, ldv_list_delErr2REQUIRES_VIOLATION, ldv_list_delErr1REQUIRES_VIOLATION, ldv_list_delErr0REQUIRES_VIOLATION, __ldv_list_addErr7REQUIRES_VIOLATION, __ldv_list_addErr2REQUIRES_VIOLATION, __ldv_list_addErr3REQUIRES_VIOLATION, __ldv_list_addErr4REQUIRES_VIOLATION, __ldv_list_addErr5REQUIRES_VIOLATION, __ldv_list_addErr0REQUIRES_VIOLATION, __ldv_list_addErr1REQUIRES_VIOLATION, __ldv_list_addErr6REQUIRES_VIOLATION, ldv_dev_set_drvdataErr0REQUIRES_VIOLATION, ldv_dev_set_drvdataErr1REQUIRES_VIOLATION, ldv_atomic_sub_returnErr3REQUIRES_VIOLATION, ldv_atomic_sub_returnErr2REQUIRES_VIOLATION, ldv_atomic_sub_returnErr1REQUIRES_VIOLATION, ldv_atomic_sub_returnErr0REQUIRES_VIOLATION, ldv_list_add_tailErr1REQUIRES_VIOLATION, ldv_list_add_tailErr0REQUIRES_VIOLATION, ldv_dev_get_drvdataErr0REQUIRES_VIOLATION, ldv_dev_get_drvdataErr1REQUIRES_VIOLATION, disconnect_6Err1REQUIRES_VIOLATION, disconnect_6Err0REQUIRES_VIOLATION, disconnect_6Err3ASSERT_VIOLATIONMEMORY_FREE, disconnect_6Err2ASSERT_VIOLATIONMEMORY_FREE, entry_pointErr1REQUIRES_VIOLATION, entry_pointErr0REQUIRES_VIOLATION, ldv_msg_allocErr0REQUIRES_VIOLATION, ldv_msg_allocErr1REQUIRES_VIOLATION, probe1_6Err0REQUIRES_VIOLATION, probe1_6Err1REQUIRES_VIOLATION, probe1_6Err2ASSERT_VIOLATIONMEMORY_FREE, probe1_6Err3ASSERT_VIOLATIONMEMORY_FREE]=== [2018-12-09 00:12:50,876 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-12-09 00:12:50,876 INFO L82 PathProgramCache]: Analyzing trace with hash -655801580, now seen corresponding path program 1 times [2018-12-09 00:12:50,876 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-12-09 00:12:50,876 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-12-09 00:12:50,877 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-09 00:12:50,877 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-12-09 00:12:50,877 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-09 00:12:50,881 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 00:12:50,901 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-09 00:12:50,901 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-12-09 00:12:50,901 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2018-12-09 00:12:50,901 INFO L459 AbstractCegarLoop]: Interpolant automaton has 6 states [2018-12-09 00:12:50,901 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2018-12-09 00:12:50,901 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2018-12-09 00:12:50,901 INFO L87 Difference]: Start difference. First operand 60 states and 64 transitions. Second operand 6 states. [2018-12-09 00:12:50,913 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-12-09 00:12:50,913 INFO L93 Difference]: Finished difference Result 58 states and 59 transitions. [2018-12-09 00:12:50,913 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2018-12-09 00:12:50,913 INFO L78 Accepts]: Start accepts. Automaton has 6 states. Word has length 30 [2018-12-09 00:12:50,913 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-12-09 00:12:50,914 INFO L225 Difference]: With dead ends: 58 [2018-12-09 00:12:50,914 INFO L226 Difference]: Without dead ends: 52 [2018-12-09 00:12:50,914 INFO L631 BasicCegarLoop]: 0 DeclaredPredicates, 10 GetRequests, 2 SyntacticMatches, 3 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=13, Invalid=29, Unknown=0, NotChecked=0, Total=42 [2018-12-09 00:12:50,914 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 52 states. [2018-12-09 00:12:50,915 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 52 to 50. [2018-12-09 00:12:50,915 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 50 states. [2018-12-09 00:12:50,915 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 50 states to 50 states and 50 transitions. [2018-12-09 00:12:50,915 INFO L78 Accepts]: Start accepts. Automaton has 50 states and 50 transitions. Word has length 30 [2018-12-09 00:12:50,915 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-12-09 00:12:50,915 INFO L480 AbstractCegarLoop]: Abstraction has 50 states and 50 transitions. [2018-12-09 00:12:50,915 INFO L481 AbstractCegarLoop]: Interpolant automaton has 6 states. [2018-12-09 00:12:50,915 INFO L276 IsEmpty]: Start isEmpty. Operand 50 states and 50 transitions. [2018-12-09 00:12:50,916 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 37 [2018-12-09 00:12:50,916 INFO L394 BasicCegarLoop]: Found error trace [2018-12-09 00:12:50,916 INFO L402 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-12-09 00:12:50,916 INFO L423 AbstractCegarLoop]: === Iteration 13 === [ldv_kref_initErr0REQUIRES_VIOLATION, ldv_kref_initErr1REQUIRES_VIOLATION, ldv_list_addErr1REQUIRES_VIOLATION, ldv_list_addErr0REQUIRES_VIOLATION, ldv_kobject_createErr1REQUIRES_VIOLATION, ldv_kobject_createErr0REQUIRES_VIOLATION, ldv_destroy_msgsErr1REQUIRES_VIOLATION, ldv_destroy_msgsErr0REQUIRES_VIOLATION, ldv_destroy_msgsErr5REQUIRES_VIOLATION, ldv_destroy_msgsErr4REQUIRES_VIOLATION, ldv_destroy_msgsErr3REQUIRES_VIOLATION, ldv_destroy_msgsErr2REQUIRES_VIOLATION, ldv_msg_fillErr3REQUIRES_VIOLATION, ldv_msg_fillErr2REQUIRES_VIOLATION, ldv_msg_fillErr0REQUIRES_VIOLATION, ldv_msg_fillErr1REQUIRES_VIOLATION, ldv_msg_fillErr4REQUIRES_VIOLATION, ldv_msg_fillErr5REQUIRES_VIOLATION, ldv_atomic_add_returnErr3REQUIRES_VIOLATION, ldv_atomic_add_returnErr2REQUIRES_VIOLATION, ldv_atomic_add_returnErr1REQUIRES_VIOLATION, ldv_atomic_add_returnErr0REQUIRES_VIOLATION, __ldv_list_delErr2REQUIRES_VIOLATION, __ldv_list_delErr3REQUIRES_VIOLATION, __ldv_list_delErr0REQUIRES_VIOLATION, __ldv_list_delErr1REQUIRES_VIOLATION, ldv_kobject_cleanupErr0REQUIRES_VIOLATION, ldv_kobject_cleanupErr1REQUIRES_VIOLATION, ldv_kobject_cleanupErr2ASSERT_VIOLATIONMEMORY_FREE, ldv_kobject_cleanupErr3ASSERT_VIOLATIONMEMORY_FREE, ldv_kobject_cleanupErr5ASSERT_VIOLATIONMEMORY_FREE, ldv_kobject_cleanupErr4ASSERT_VIOLATIONMEMORY_FREE, ldv_msg_freeErr0REQUIRES_VIOLATION, ldv_msg_freeErr1REQUIRES_VIOLATION, ldv_msg_freeErr4ASSERT_VIOLATIONMEMORY_FREE, ldv_msg_freeErr2ASSERT_VIOLATIONMEMORY_FREE, ldv_msg_freeErr5ASSERT_VIOLATIONMEMORY_FREE, ldv_msg_freeErr3ASSERT_VIOLATIONMEMORY_FREE, mainErr0ENSURES_VIOLATIONMEMORY_LEAK, LDV_INIT_LIST_HEADErr2REQUIRES_VIOLATION, LDV_INIT_LIST_HEADErr1REQUIRES_VIOLATION, LDV_INIT_LIST_HEADErr0REQUIRES_VIOLATION, LDV_INIT_LIST_HEADErr3REQUIRES_VIOLATION, ldv_list_delErr3REQUIRES_VIOLATION, ldv_list_delErr2REQUIRES_VIOLATION, ldv_list_delErr1REQUIRES_VIOLATION, ldv_list_delErr0REQUIRES_VIOLATION, __ldv_list_addErr7REQUIRES_VIOLATION, __ldv_list_addErr2REQUIRES_VIOLATION, __ldv_list_addErr3REQUIRES_VIOLATION, __ldv_list_addErr4REQUIRES_VIOLATION, __ldv_list_addErr5REQUIRES_VIOLATION, __ldv_list_addErr0REQUIRES_VIOLATION, __ldv_list_addErr1REQUIRES_VIOLATION, __ldv_list_addErr6REQUIRES_VIOLATION, ldv_dev_set_drvdataErr0REQUIRES_VIOLATION, ldv_dev_set_drvdataErr1REQUIRES_VIOLATION, ldv_atomic_sub_returnErr3REQUIRES_VIOLATION, ldv_atomic_sub_returnErr2REQUIRES_VIOLATION, ldv_atomic_sub_returnErr1REQUIRES_VIOLATION, ldv_atomic_sub_returnErr0REQUIRES_VIOLATION, ldv_list_add_tailErr1REQUIRES_VIOLATION, ldv_list_add_tailErr0REQUIRES_VIOLATION, ldv_dev_get_drvdataErr0REQUIRES_VIOLATION, ldv_dev_get_drvdataErr1REQUIRES_VIOLATION, disconnect_6Err1REQUIRES_VIOLATION, disconnect_6Err0REQUIRES_VIOLATION, disconnect_6Err3ASSERT_VIOLATIONMEMORY_FREE, disconnect_6Err2ASSERT_VIOLATIONMEMORY_FREE, entry_pointErr1REQUIRES_VIOLATION, entry_pointErr0REQUIRES_VIOLATION, ldv_msg_allocErr0REQUIRES_VIOLATION, ldv_msg_allocErr1REQUIRES_VIOLATION, probe1_6Err0REQUIRES_VIOLATION, probe1_6Err1REQUIRES_VIOLATION, probe1_6Err2ASSERT_VIOLATIONMEMORY_FREE, probe1_6Err3ASSERT_VIOLATIONMEMORY_FREE]=== [2018-12-09 00:12:50,916 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-12-09 00:12:50,916 INFO L82 PathProgramCache]: Analyzing trace with hash -1125432787, now seen corresponding path program 1 times [2018-12-09 00:12:50,916 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-12-09 00:12:50,916 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-12-09 00:12:50,917 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-09 00:12:50,917 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-12-09 00:12:50,917 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-09 00:12:50,921 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 00:12:50,967 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-09 00:12:50,967 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-12-09 00:12:50,967 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2018-12-09 00:12:50,967 INFO L459 AbstractCegarLoop]: Interpolant automaton has 8 states [2018-12-09 00:12:50,968 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2018-12-09 00:12:50,968 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=14, Invalid=42, Unknown=0, NotChecked=0, Total=56 [2018-12-09 00:12:50,968 INFO L87 Difference]: Start difference. First operand 50 states and 50 transitions. Second operand 8 states. [2018-12-09 00:12:51,082 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-12-09 00:12:51,083 INFO L93 Difference]: Finished difference Result 49 states and 49 transitions. [2018-12-09 00:12:51,083 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2018-12-09 00:12:51,083 INFO L78 Accepts]: Start accepts. Automaton has 8 states. Word has length 36 [2018-12-09 00:12:51,083 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-12-09 00:12:51,083 INFO L225 Difference]: With dead ends: 49 [2018-12-09 00:12:51,084 INFO L226 Difference]: Without dead ends: 49 [2018-12-09 00:12:51,084 INFO L631 BasicCegarLoop]: 0 DeclaredPredicates, 13 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 12 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 14 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=50, Invalid=132, Unknown=0, NotChecked=0, Total=182 [2018-12-09 00:12:51,084 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 49 states. [2018-12-09 00:12:51,085 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 49 to 49. [2018-12-09 00:12:51,085 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 49 states. [2018-12-09 00:12:51,085 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 49 states to 49 states and 49 transitions. [2018-12-09 00:12:51,086 INFO L78 Accepts]: Start accepts. Automaton has 49 states and 49 transitions. Word has length 36 [2018-12-09 00:12:51,086 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-12-09 00:12:51,086 INFO L480 AbstractCegarLoop]: Abstraction has 49 states and 49 transitions. [2018-12-09 00:12:51,086 INFO L481 AbstractCegarLoop]: Interpolant automaton has 8 states. [2018-12-09 00:12:51,086 INFO L276 IsEmpty]: Start isEmpty. Operand 49 states and 49 transitions. [2018-12-09 00:12:51,086 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 38 [2018-12-09 00:12:51,087 INFO L394 BasicCegarLoop]: Found error trace [2018-12-09 00:12:51,087 INFO L402 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-12-09 00:12:51,087 INFO L423 AbstractCegarLoop]: === Iteration 14 === [ldv_kref_initErr0REQUIRES_VIOLATION, ldv_kref_initErr1REQUIRES_VIOLATION, ldv_list_addErr1REQUIRES_VIOLATION, ldv_list_addErr0REQUIRES_VIOLATION, ldv_kobject_createErr1REQUIRES_VIOLATION, ldv_kobject_createErr0REQUIRES_VIOLATION, ldv_destroy_msgsErr1REQUIRES_VIOLATION, ldv_destroy_msgsErr0REQUIRES_VIOLATION, ldv_destroy_msgsErr5REQUIRES_VIOLATION, ldv_destroy_msgsErr4REQUIRES_VIOLATION, ldv_destroy_msgsErr3REQUIRES_VIOLATION, ldv_destroy_msgsErr2REQUIRES_VIOLATION, ldv_msg_fillErr3REQUIRES_VIOLATION, ldv_msg_fillErr2REQUIRES_VIOLATION, ldv_msg_fillErr0REQUIRES_VIOLATION, ldv_msg_fillErr1REQUIRES_VIOLATION, ldv_msg_fillErr4REQUIRES_VIOLATION, ldv_msg_fillErr5REQUIRES_VIOLATION, ldv_atomic_add_returnErr3REQUIRES_VIOLATION, ldv_atomic_add_returnErr2REQUIRES_VIOLATION, ldv_atomic_add_returnErr1REQUIRES_VIOLATION, ldv_atomic_add_returnErr0REQUIRES_VIOLATION, __ldv_list_delErr2REQUIRES_VIOLATION, __ldv_list_delErr3REQUIRES_VIOLATION, __ldv_list_delErr0REQUIRES_VIOLATION, __ldv_list_delErr1REQUIRES_VIOLATION, ldv_kobject_cleanupErr0REQUIRES_VIOLATION, ldv_kobject_cleanupErr1REQUIRES_VIOLATION, ldv_kobject_cleanupErr2ASSERT_VIOLATIONMEMORY_FREE, ldv_kobject_cleanupErr3ASSERT_VIOLATIONMEMORY_FREE, ldv_kobject_cleanupErr5ASSERT_VIOLATIONMEMORY_FREE, ldv_kobject_cleanupErr4ASSERT_VIOLATIONMEMORY_FREE, ldv_msg_freeErr0REQUIRES_VIOLATION, ldv_msg_freeErr1REQUIRES_VIOLATION, ldv_msg_freeErr4ASSERT_VIOLATIONMEMORY_FREE, ldv_msg_freeErr2ASSERT_VIOLATIONMEMORY_FREE, ldv_msg_freeErr5ASSERT_VIOLATIONMEMORY_FREE, ldv_msg_freeErr3ASSERT_VIOLATIONMEMORY_FREE, mainErr0ENSURES_VIOLATIONMEMORY_LEAK, LDV_INIT_LIST_HEADErr2REQUIRES_VIOLATION, LDV_INIT_LIST_HEADErr1REQUIRES_VIOLATION, LDV_INIT_LIST_HEADErr0REQUIRES_VIOLATION, LDV_INIT_LIST_HEADErr3REQUIRES_VIOLATION, ldv_list_delErr3REQUIRES_VIOLATION, ldv_list_delErr2REQUIRES_VIOLATION, ldv_list_delErr1REQUIRES_VIOLATION, ldv_list_delErr0REQUIRES_VIOLATION, __ldv_list_addErr7REQUIRES_VIOLATION, __ldv_list_addErr2REQUIRES_VIOLATION, __ldv_list_addErr3REQUIRES_VIOLATION, __ldv_list_addErr4REQUIRES_VIOLATION, __ldv_list_addErr5REQUIRES_VIOLATION, __ldv_list_addErr0REQUIRES_VIOLATION, __ldv_list_addErr1REQUIRES_VIOLATION, __ldv_list_addErr6REQUIRES_VIOLATION, ldv_dev_set_drvdataErr0REQUIRES_VIOLATION, ldv_dev_set_drvdataErr1REQUIRES_VIOLATION, ldv_atomic_sub_returnErr3REQUIRES_VIOLATION, ldv_atomic_sub_returnErr2REQUIRES_VIOLATION, ldv_atomic_sub_returnErr1REQUIRES_VIOLATION, ldv_atomic_sub_returnErr0REQUIRES_VIOLATION, ldv_list_add_tailErr1REQUIRES_VIOLATION, ldv_list_add_tailErr0REQUIRES_VIOLATION, ldv_dev_get_drvdataErr0REQUIRES_VIOLATION, ldv_dev_get_drvdataErr1REQUIRES_VIOLATION, disconnect_6Err1REQUIRES_VIOLATION, disconnect_6Err0REQUIRES_VIOLATION, disconnect_6Err3ASSERT_VIOLATIONMEMORY_FREE, disconnect_6Err2ASSERT_VIOLATIONMEMORY_FREE, entry_pointErr1REQUIRES_VIOLATION, entry_pointErr0REQUIRES_VIOLATION, ldv_msg_allocErr0REQUIRES_VIOLATION, ldv_msg_allocErr1REQUIRES_VIOLATION, probe1_6Err0REQUIRES_VIOLATION, probe1_6Err1REQUIRES_VIOLATION, probe1_6Err2ASSERT_VIOLATIONMEMORY_FREE, probe1_6Err3ASSERT_VIOLATIONMEMORY_FREE]=== [2018-12-09 00:12:51,087 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-12-09 00:12:51,087 INFO L82 PathProgramCache]: Analyzing trace with hash -528677727, now seen corresponding path program 1 times [2018-12-09 00:12:51,087 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-12-09 00:12:51,087 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-12-09 00:12:51,088 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-09 00:12:51,088 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-12-09 00:12:51,088 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-09 00:12:51,093 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 00:12:51,145 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-09 00:12:51,145 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-12-09 00:12:51,145 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [10] imperfect sequences [] total 10 [2018-12-09 00:12:51,145 INFO L459 AbstractCegarLoop]: Interpolant automaton has 11 states [2018-12-09 00:12:51,146 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 11 interpolants. [2018-12-09 00:12:51,146 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=21, Invalid=89, Unknown=0, NotChecked=0, Total=110 [2018-12-09 00:12:51,146 INFO L87 Difference]: Start difference. First operand 49 states and 49 transitions. Second operand 11 states. [2018-12-09 00:12:51,254 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-12-09 00:12:51,254 INFO L93 Difference]: Finished difference Result 48 states and 48 transitions. [2018-12-09 00:12:51,254 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2018-12-09 00:12:51,254 INFO L78 Accepts]: Start accepts. Automaton has 11 states. Word has length 37 [2018-12-09 00:12:51,254 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-12-09 00:12:51,255 INFO L225 Difference]: With dead ends: 48 [2018-12-09 00:12:51,255 INFO L226 Difference]: Without dead ends: 48 [2018-12-09 00:12:51,255 INFO L631 BasicCegarLoop]: 0 DeclaredPredicates, 18 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 17 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 40 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=69, Invalid=273, Unknown=0, NotChecked=0, Total=342 [2018-12-09 00:12:51,255 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 48 states. [2018-12-09 00:12:51,256 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 48 to 48. [2018-12-09 00:12:51,256 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 48 states. [2018-12-09 00:12:51,256 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 48 states to 48 states and 48 transitions. [2018-12-09 00:12:51,256 INFO L78 Accepts]: Start accepts. Automaton has 48 states and 48 transitions. Word has length 37 [2018-12-09 00:12:51,256 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-12-09 00:12:51,256 INFO L480 AbstractCegarLoop]: Abstraction has 48 states and 48 transitions. [2018-12-09 00:12:51,256 INFO L481 AbstractCegarLoop]: Interpolant automaton has 11 states. [2018-12-09 00:12:51,256 INFO L276 IsEmpty]: Start isEmpty. Operand 48 states and 48 transitions. [2018-12-09 00:12:51,256 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 39 [2018-12-09 00:12:51,257 INFO L394 BasicCegarLoop]: Found error trace [2018-12-09 00:12:51,257 INFO L402 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-12-09 00:12:51,257 INFO L423 AbstractCegarLoop]: === Iteration 15 === [ldv_kref_initErr0REQUIRES_VIOLATION, ldv_kref_initErr1REQUIRES_VIOLATION, ldv_list_addErr1REQUIRES_VIOLATION, ldv_list_addErr0REQUIRES_VIOLATION, ldv_kobject_createErr1REQUIRES_VIOLATION, ldv_kobject_createErr0REQUIRES_VIOLATION, ldv_destroy_msgsErr1REQUIRES_VIOLATION, ldv_destroy_msgsErr0REQUIRES_VIOLATION, ldv_destroy_msgsErr5REQUIRES_VIOLATION, ldv_destroy_msgsErr4REQUIRES_VIOLATION, ldv_destroy_msgsErr3REQUIRES_VIOLATION, ldv_destroy_msgsErr2REQUIRES_VIOLATION, ldv_msg_fillErr3REQUIRES_VIOLATION, ldv_msg_fillErr2REQUIRES_VIOLATION, ldv_msg_fillErr0REQUIRES_VIOLATION, ldv_msg_fillErr1REQUIRES_VIOLATION, ldv_msg_fillErr4REQUIRES_VIOLATION, ldv_msg_fillErr5REQUIRES_VIOLATION, ldv_atomic_add_returnErr3REQUIRES_VIOLATION, ldv_atomic_add_returnErr2REQUIRES_VIOLATION, ldv_atomic_add_returnErr1REQUIRES_VIOLATION, ldv_atomic_add_returnErr0REQUIRES_VIOLATION, __ldv_list_delErr2REQUIRES_VIOLATION, __ldv_list_delErr3REQUIRES_VIOLATION, __ldv_list_delErr0REQUIRES_VIOLATION, __ldv_list_delErr1REQUIRES_VIOLATION, ldv_kobject_cleanupErr0REQUIRES_VIOLATION, ldv_kobject_cleanupErr1REQUIRES_VIOLATION, ldv_kobject_cleanupErr2ASSERT_VIOLATIONMEMORY_FREE, ldv_kobject_cleanupErr3ASSERT_VIOLATIONMEMORY_FREE, ldv_kobject_cleanupErr5ASSERT_VIOLATIONMEMORY_FREE, ldv_kobject_cleanupErr4ASSERT_VIOLATIONMEMORY_FREE, ldv_msg_freeErr0REQUIRES_VIOLATION, ldv_msg_freeErr1REQUIRES_VIOLATION, ldv_msg_freeErr4ASSERT_VIOLATIONMEMORY_FREE, ldv_msg_freeErr2ASSERT_VIOLATIONMEMORY_FREE, ldv_msg_freeErr5ASSERT_VIOLATIONMEMORY_FREE, ldv_msg_freeErr3ASSERT_VIOLATIONMEMORY_FREE, mainErr0ENSURES_VIOLATIONMEMORY_LEAK, LDV_INIT_LIST_HEADErr2REQUIRES_VIOLATION, LDV_INIT_LIST_HEADErr1REQUIRES_VIOLATION, LDV_INIT_LIST_HEADErr0REQUIRES_VIOLATION, LDV_INIT_LIST_HEADErr3REQUIRES_VIOLATION, ldv_list_delErr3REQUIRES_VIOLATION, ldv_list_delErr2REQUIRES_VIOLATION, ldv_list_delErr1REQUIRES_VIOLATION, ldv_list_delErr0REQUIRES_VIOLATION, __ldv_list_addErr7REQUIRES_VIOLATION, __ldv_list_addErr2REQUIRES_VIOLATION, __ldv_list_addErr3REQUIRES_VIOLATION, __ldv_list_addErr4REQUIRES_VIOLATION, __ldv_list_addErr5REQUIRES_VIOLATION, __ldv_list_addErr0REQUIRES_VIOLATION, __ldv_list_addErr1REQUIRES_VIOLATION, __ldv_list_addErr6REQUIRES_VIOLATION, ldv_dev_set_drvdataErr0REQUIRES_VIOLATION, ldv_dev_set_drvdataErr1REQUIRES_VIOLATION, ldv_atomic_sub_returnErr3REQUIRES_VIOLATION, ldv_atomic_sub_returnErr2REQUIRES_VIOLATION, ldv_atomic_sub_returnErr1REQUIRES_VIOLATION, ldv_atomic_sub_returnErr0REQUIRES_VIOLATION, ldv_list_add_tailErr1REQUIRES_VIOLATION, ldv_list_add_tailErr0REQUIRES_VIOLATION, ldv_dev_get_drvdataErr0REQUIRES_VIOLATION, ldv_dev_get_drvdataErr1REQUIRES_VIOLATION, disconnect_6Err1REQUIRES_VIOLATION, disconnect_6Err0REQUIRES_VIOLATION, disconnect_6Err3ASSERT_VIOLATIONMEMORY_FREE, disconnect_6Err2ASSERT_VIOLATIONMEMORY_FREE, entry_pointErr1REQUIRES_VIOLATION, entry_pointErr0REQUIRES_VIOLATION, ldv_msg_allocErr0REQUIRES_VIOLATION, ldv_msg_allocErr1REQUIRES_VIOLATION, probe1_6Err0REQUIRES_VIOLATION, probe1_6Err1REQUIRES_VIOLATION, probe1_6Err2ASSERT_VIOLATIONMEMORY_FREE, probe1_6Err3ASSERT_VIOLATIONMEMORY_FREE]=== [2018-12-09 00:12:51,257 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-12-09 00:12:51,257 INFO L82 PathProgramCache]: Analyzing trace with hash 790860044, now seen corresponding path program 1 times [2018-12-09 00:12:51,257 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-12-09 00:12:51,257 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-12-09 00:12:51,258 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-09 00:12:51,258 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-12-09 00:12:51,258 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-09 00:12:51,262 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 00:12:51,320 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-09 00:12:51,320 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-12-09 00:12:51,320 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [10] imperfect sequences [] total 10 [2018-12-09 00:12:51,321 INFO L459 AbstractCegarLoop]: Interpolant automaton has 11 states [2018-12-09 00:12:51,321 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 11 interpolants. [2018-12-09 00:12:51,321 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=21, Invalid=89, Unknown=0, NotChecked=0, Total=110 [2018-12-09 00:12:51,321 INFO L87 Difference]: Start difference. First operand 48 states and 48 transitions. Second operand 11 states. [2018-12-09 00:12:51,404 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-12-09 00:12:51,404 INFO L93 Difference]: Finished difference Result 47 states and 47 transitions. [2018-12-09 00:12:51,404 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2018-12-09 00:12:51,404 INFO L78 Accepts]: Start accepts. Automaton has 11 states. Word has length 38 [2018-12-09 00:12:51,404 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-12-09 00:12:51,405 INFO L225 Difference]: With dead ends: 47 [2018-12-09 00:12:51,405 INFO L226 Difference]: Without dead ends: 47 [2018-12-09 00:12:51,405 INFO L631 BasicCegarLoop]: 0 DeclaredPredicates, 14 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 13 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 19 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=44, Invalid=166, Unknown=0, NotChecked=0, Total=210 [2018-12-09 00:12:51,405 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 47 states. [2018-12-09 00:12:51,406 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 47 to 47. [2018-12-09 00:12:51,406 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 47 states. [2018-12-09 00:12:51,406 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 47 states to 47 states and 47 transitions. [2018-12-09 00:12:51,406 INFO L78 Accepts]: Start accepts. Automaton has 47 states and 47 transitions. Word has length 38 [2018-12-09 00:12:51,406 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-12-09 00:12:51,406 INFO L480 AbstractCegarLoop]: Abstraction has 47 states and 47 transitions. [2018-12-09 00:12:51,406 INFO L481 AbstractCegarLoop]: Interpolant automaton has 11 states. [2018-12-09 00:12:51,406 INFO L276 IsEmpty]: Start isEmpty. Operand 47 states and 47 transitions. [2018-12-09 00:12:51,407 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 38 [2018-12-09 00:12:51,407 INFO L394 BasicCegarLoop]: Found error trace [2018-12-09 00:12:51,407 INFO L402 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-12-09 00:12:51,407 INFO L423 AbstractCegarLoop]: === Iteration 16 === [ldv_kref_initErr0REQUIRES_VIOLATION, ldv_kref_initErr1REQUIRES_VIOLATION, ldv_list_addErr1REQUIRES_VIOLATION, ldv_list_addErr0REQUIRES_VIOLATION, ldv_kobject_createErr1REQUIRES_VIOLATION, ldv_kobject_createErr0REQUIRES_VIOLATION, ldv_destroy_msgsErr1REQUIRES_VIOLATION, ldv_destroy_msgsErr0REQUIRES_VIOLATION, ldv_destroy_msgsErr5REQUIRES_VIOLATION, ldv_destroy_msgsErr4REQUIRES_VIOLATION, ldv_destroy_msgsErr3REQUIRES_VIOLATION, ldv_destroy_msgsErr2REQUIRES_VIOLATION, ldv_msg_fillErr3REQUIRES_VIOLATION, ldv_msg_fillErr2REQUIRES_VIOLATION, ldv_msg_fillErr0REQUIRES_VIOLATION, ldv_msg_fillErr1REQUIRES_VIOLATION, ldv_msg_fillErr4REQUIRES_VIOLATION, ldv_msg_fillErr5REQUIRES_VIOLATION, ldv_atomic_add_returnErr3REQUIRES_VIOLATION, ldv_atomic_add_returnErr2REQUIRES_VIOLATION, ldv_atomic_add_returnErr1REQUIRES_VIOLATION, ldv_atomic_add_returnErr0REQUIRES_VIOLATION, __ldv_list_delErr2REQUIRES_VIOLATION, __ldv_list_delErr3REQUIRES_VIOLATION, __ldv_list_delErr0REQUIRES_VIOLATION, __ldv_list_delErr1REQUIRES_VIOLATION, ldv_kobject_cleanupErr0REQUIRES_VIOLATION, ldv_kobject_cleanupErr1REQUIRES_VIOLATION, ldv_kobject_cleanupErr2ASSERT_VIOLATIONMEMORY_FREE, ldv_kobject_cleanupErr3ASSERT_VIOLATIONMEMORY_FREE, ldv_kobject_cleanupErr5ASSERT_VIOLATIONMEMORY_FREE, ldv_kobject_cleanupErr4ASSERT_VIOLATIONMEMORY_FREE, ldv_msg_freeErr0REQUIRES_VIOLATION, ldv_msg_freeErr1REQUIRES_VIOLATION, ldv_msg_freeErr4ASSERT_VIOLATIONMEMORY_FREE, ldv_msg_freeErr2ASSERT_VIOLATIONMEMORY_FREE, ldv_msg_freeErr5ASSERT_VIOLATIONMEMORY_FREE, ldv_msg_freeErr3ASSERT_VIOLATIONMEMORY_FREE, mainErr0ENSURES_VIOLATIONMEMORY_LEAK, LDV_INIT_LIST_HEADErr2REQUIRES_VIOLATION, LDV_INIT_LIST_HEADErr1REQUIRES_VIOLATION, LDV_INIT_LIST_HEADErr0REQUIRES_VIOLATION, LDV_INIT_LIST_HEADErr3REQUIRES_VIOLATION, ldv_list_delErr3REQUIRES_VIOLATION, ldv_list_delErr2REQUIRES_VIOLATION, ldv_list_delErr1REQUIRES_VIOLATION, ldv_list_delErr0REQUIRES_VIOLATION, __ldv_list_addErr7REQUIRES_VIOLATION, __ldv_list_addErr2REQUIRES_VIOLATION, __ldv_list_addErr3REQUIRES_VIOLATION, __ldv_list_addErr4REQUIRES_VIOLATION, __ldv_list_addErr5REQUIRES_VIOLATION, __ldv_list_addErr0REQUIRES_VIOLATION, __ldv_list_addErr1REQUIRES_VIOLATION, __ldv_list_addErr6REQUIRES_VIOLATION, ldv_dev_set_drvdataErr0REQUIRES_VIOLATION, ldv_dev_set_drvdataErr1REQUIRES_VIOLATION, ldv_atomic_sub_returnErr3REQUIRES_VIOLATION, ldv_atomic_sub_returnErr2REQUIRES_VIOLATION, ldv_atomic_sub_returnErr1REQUIRES_VIOLATION, ldv_atomic_sub_returnErr0REQUIRES_VIOLATION, ldv_list_add_tailErr1REQUIRES_VIOLATION, ldv_list_add_tailErr0REQUIRES_VIOLATION, ldv_dev_get_drvdataErr0REQUIRES_VIOLATION, ldv_dev_get_drvdataErr1REQUIRES_VIOLATION, disconnect_6Err1REQUIRES_VIOLATION, disconnect_6Err0REQUIRES_VIOLATION, disconnect_6Err3ASSERT_VIOLATIONMEMORY_FREE, disconnect_6Err2ASSERT_VIOLATIONMEMORY_FREE, entry_pointErr1REQUIRES_VIOLATION, entry_pointErr0REQUIRES_VIOLATION, ldv_msg_allocErr0REQUIRES_VIOLATION, ldv_msg_allocErr1REQUIRES_VIOLATION, probe1_6Err0REQUIRES_VIOLATION, probe1_6Err1REQUIRES_VIOLATION, probe1_6Err2ASSERT_VIOLATIONMEMORY_FREE, probe1_6Err3ASSERT_VIOLATIONMEMORY_FREE]=== [2018-12-09 00:12:51,407 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-12-09 00:12:51,407 INFO L82 PathProgramCache]: Analyzing trace with hash -529295949, now seen corresponding path program 1 times [2018-12-09 00:12:51,407 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-12-09 00:12:51,407 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-12-09 00:12:51,408 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-09 00:12:51,408 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-12-09 00:12:51,408 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-09 00:12:51,413 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 00:12:51,432 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-09 00:12:51,432 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-12-09 00:12:51,432 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2018-12-09 00:12:51,432 INFO L459 AbstractCegarLoop]: Interpolant automaton has 5 states [2018-12-09 00:12:51,432 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2018-12-09 00:12:51,432 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2018-12-09 00:12:51,433 INFO L87 Difference]: Start difference. First operand 47 states and 47 transitions. Second operand 5 states. [2018-12-09 00:12:51,437 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-12-09 00:12:51,437 INFO L93 Difference]: Finished difference Result 46 states and 45 transitions. [2018-12-09 00:12:51,437 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2018-12-09 00:12:51,437 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 37 [2018-12-09 00:12:51,438 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-12-09 00:12:51,438 INFO L225 Difference]: With dead ends: 46 [2018-12-09 00:12:51,438 INFO L226 Difference]: Without dead ends: 46 [2018-12-09 00:12:51,438 INFO L631 BasicCegarLoop]: 0 DeclaredPredicates, 5 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2018-12-09 00:12:51,438 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 46 states. [2018-12-09 00:12:51,439 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 46 to 46. [2018-12-09 00:12:51,439 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 46 states. [2018-12-09 00:12:51,440 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 46 states to 46 states and 45 transitions. [2018-12-09 00:12:51,440 INFO L78 Accepts]: Start accepts. Automaton has 46 states and 45 transitions. Word has length 37 [2018-12-09 00:12:51,440 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-12-09 00:12:51,440 INFO L480 AbstractCegarLoop]: Abstraction has 46 states and 45 transitions. [2018-12-09 00:12:51,440 INFO L481 AbstractCegarLoop]: Interpolant automaton has 5 states. [2018-12-09 00:12:51,440 INFO L276 IsEmpty]: Start isEmpty. Operand 46 states and 45 transitions. [2018-12-09 00:12:51,441 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 42 [2018-12-09 00:12:51,441 INFO L394 BasicCegarLoop]: Found error trace [2018-12-09 00:12:51,441 INFO L402 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-12-09 00:12:51,441 INFO L423 AbstractCegarLoop]: === Iteration 17 === [ldv_kref_initErr0REQUIRES_VIOLATION, ldv_kref_initErr1REQUIRES_VIOLATION, ldv_list_addErr1REQUIRES_VIOLATION, ldv_list_addErr0REQUIRES_VIOLATION, ldv_kobject_createErr1REQUIRES_VIOLATION, ldv_kobject_createErr0REQUIRES_VIOLATION, ldv_destroy_msgsErr1REQUIRES_VIOLATION, ldv_destroy_msgsErr0REQUIRES_VIOLATION, ldv_destroy_msgsErr5REQUIRES_VIOLATION, ldv_destroy_msgsErr4REQUIRES_VIOLATION, ldv_destroy_msgsErr3REQUIRES_VIOLATION, ldv_destroy_msgsErr2REQUIRES_VIOLATION, ldv_msg_fillErr3REQUIRES_VIOLATION, ldv_msg_fillErr2REQUIRES_VIOLATION, ldv_msg_fillErr0REQUIRES_VIOLATION, ldv_msg_fillErr1REQUIRES_VIOLATION, ldv_msg_fillErr4REQUIRES_VIOLATION, ldv_msg_fillErr5REQUIRES_VIOLATION, ldv_atomic_add_returnErr3REQUIRES_VIOLATION, ldv_atomic_add_returnErr2REQUIRES_VIOLATION, ldv_atomic_add_returnErr1REQUIRES_VIOLATION, ldv_atomic_add_returnErr0REQUIRES_VIOLATION, __ldv_list_delErr2REQUIRES_VIOLATION, __ldv_list_delErr3REQUIRES_VIOLATION, __ldv_list_delErr0REQUIRES_VIOLATION, __ldv_list_delErr1REQUIRES_VIOLATION, ldv_kobject_cleanupErr0REQUIRES_VIOLATION, ldv_kobject_cleanupErr1REQUIRES_VIOLATION, ldv_kobject_cleanupErr2ASSERT_VIOLATIONMEMORY_FREE, ldv_kobject_cleanupErr3ASSERT_VIOLATIONMEMORY_FREE, ldv_kobject_cleanupErr5ASSERT_VIOLATIONMEMORY_FREE, ldv_kobject_cleanupErr4ASSERT_VIOLATIONMEMORY_FREE, ldv_msg_freeErr0REQUIRES_VIOLATION, ldv_msg_freeErr1REQUIRES_VIOLATION, ldv_msg_freeErr4ASSERT_VIOLATIONMEMORY_FREE, ldv_msg_freeErr2ASSERT_VIOLATIONMEMORY_FREE, ldv_msg_freeErr5ASSERT_VIOLATIONMEMORY_FREE, ldv_msg_freeErr3ASSERT_VIOLATIONMEMORY_FREE, mainErr0ENSURES_VIOLATIONMEMORY_LEAK, LDV_INIT_LIST_HEADErr2REQUIRES_VIOLATION, LDV_INIT_LIST_HEADErr1REQUIRES_VIOLATION, LDV_INIT_LIST_HEADErr0REQUIRES_VIOLATION, LDV_INIT_LIST_HEADErr3REQUIRES_VIOLATION, ldv_list_delErr3REQUIRES_VIOLATION, ldv_list_delErr2REQUIRES_VIOLATION, ldv_list_delErr1REQUIRES_VIOLATION, ldv_list_delErr0REQUIRES_VIOLATION, __ldv_list_addErr7REQUIRES_VIOLATION, __ldv_list_addErr2REQUIRES_VIOLATION, __ldv_list_addErr3REQUIRES_VIOLATION, __ldv_list_addErr4REQUIRES_VIOLATION, __ldv_list_addErr5REQUIRES_VIOLATION, __ldv_list_addErr0REQUIRES_VIOLATION, __ldv_list_addErr1REQUIRES_VIOLATION, __ldv_list_addErr6REQUIRES_VIOLATION, ldv_dev_set_drvdataErr0REQUIRES_VIOLATION, ldv_dev_set_drvdataErr1REQUIRES_VIOLATION, ldv_atomic_sub_returnErr3REQUIRES_VIOLATION, ldv_atomic_sub_returnErr2REQUIRES_VIOLATION, ldv_atomic_sub_returnErr1REQUIRES_VIOLATION, ldv_atomic_sub_returnErr0REQUIRES_VIOLATION, ldv_list_add_tailErr1REQUIRES_VIOLATION, ldv_list_add_tailErr0REQUIRES_VIOLATION, ldv_dev_get_drvdataErr0REQUIRES_VIOLATION, ldv_dev_get_drvdataErr1REQUIRES_VIOLATION, disconnect_6Err1REQUIRES_VIOLATION, disconnect_6Err0REQUIRES_VIOLATION, disconnect_6Err3ASSERT_VIOLATIONMEMORY_FREE, disconnect_6Err2ASSERT_VIOLATIONMEMORY_FREE, entry_pointErr1REQUIRES_VIOLATION, entry_pointErr0REQUIRES_VIOLATION, ldv_msg_allocErr0REQUIRES_VIOLATION, ldv_msg_allocErr1REQUIRES_VIOLATION, probe1_6Err0REQUIRES_VIOLATION, probe1_6Err1REQUIRES_VIOLATION, probe1_6Err2ASSERT_VIOLATIONMEMORY_FREE, probe1_6Err3ASSERT_VIOLATIONMEMORY_FREE]=== [2018-12-09 00:12:51,441 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-12-09 00:12:51,441 INFO L82 PathProgramCache]: Analyzing trace with hash -1678617454, now seen corresponding path program 1 times [2018-12-09 00:12:51,441 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-12-09 00:12:51,441 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-12-09 00:12:51,442 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-09 00:12:51,442 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-12-09 00:12:51,442 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-09 00:12:51,447 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 00:12:51,552 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-09 00:12:51,552 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-12-09 00:12:51,552 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [12] imperfect sequences [] total 12 [2018-12-09 00:12:51,552 INFO L459 AbstractCegarLoop]: Interpolant automaton has 13 states [2018-12-09 00:12:51,552 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 13 interpolants. [2018-12-09 00:12:51,552 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=24, Invalid=132, Unknown=0, NotChecked=0, Total=156 [2018-12-09 00:12:51,553 INFO L87 Difference]: Start difference. First operand 46 states and 45 transitions. Second operand 13 states. [2018-12-09 00:12:51,804 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-12-09 00:12:51,805 INFO L93 Difference]: Finished difference Result 45 states and 44 transitions. [2018-12-09 00:12:51,805 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2018-12-09 00:12:51,805 INFO L78 Accepts]: Start accepts. Automaton has 13 states. Word has length 41 [2018-12-09 00:12:51,805 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-12-09 00:12:51,805 INFO L225 Difference]: With dead ends: 45 [2018-12-09 00:12:51,805 INFO L226 Difference]: Without dead ends: 45 [2018-12-09 00:12:51,806 INFO L631 BasicCegarLoop]: 0 DeclaredPredicates, 28 GetRequests, 5 SyntacticMatches, 1 SemanticMatches, 22 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 55 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=102, Invalid=450, Unknown=0, NotChecked=0, Total=552 [2018-12-09 00:12:51,806 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 45 states. [2018-12-09 00:12:51,806 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 45 to 45. [2018-12-09 00:12:51,807 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 45 states. [2018-12-09 00:12:51,807 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 45 states to 45 states and 44 transitions. [2018-12-09 00:12:51,807 INFO L78 Accepts]: Start accepts. Automaton has 45 states and 44 transitions. Word has length 41 [2018-12-09 00:12:51,807 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-12-09 00:12:51,807 INFO L480 AbstractCegarLoop]: Abstraction has 45 states and 44 transitions. [2018-12-09 00:12:51,807 INFO L481 AbstractCegarLoop]: Interpolant automaton has 13 states. [2018-12-09 00:12:51,807 INFO L276 IsEmpty]: Start isEmpty. Operand 45 states and 44 transitions. [2018-12-09 00:12:51,807 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 45 [2018-12-09 00:12:51,807 INFO L394 BasicCegarLoop]: Found error trace [2018-12-09 00:12:51,808 INFO L402 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-12-09 00:12:51,808 INFO L423 AbstractCegarLoop]: === Iteration 18 === [ldv_kref_initErr0REQUIRES_VIOLATION, ldv_kref_initErr1REQUIRES_VIOLATION, ldv_list_addErr1REQUIRES_VIOLATION, ldv_list_addErr0REQUIRES_VIOLATION, ldv_kobject_createErr1REQUIRES_VIOLATION, ldv_kobject_createErr0REQUIRES_VIOLATION, ldv_destroy_msgsErr1REQUIRES_VIOLATION, ldv_destroy_msgsErr0REQUIRES_VIOLATION, ldv_destroy_msgsErr5REQUIRES_VIOLATION, ldv_destroy_msgsErr4REQUIRES_VIOLATION, ldv_destroy_msgsErr3REQUIRES_VIOLATION, ldv_destroy_msgsErr2REQUIRES_VIOLATION, ldv_msg_fillErr3REQUIRES_VIOLATION, ldv_msg_fillErr2REQUIRES_VIOLATION, ldv_msg_fillErr0REQUIRES_VIOLATION, ldv_msg_fillErr1REQUIRES_VIOLATION, ldv_msg_fillErr4REQUIRES_VIOLATION, ldv_msg_fillErr5REQUIRES_VIOLATION, ldv_atomic_add_returnErr3REQUIRES_VIOLATION, ldv_atomic_add_returnErr2REQUIRES_VIOLATION, ldv_atomic_add_returnErr1REQUIRES_VIOLATION, ldv_atomic_add_returnErr0REQUIRES_VIOLATION, __ldv_list_delErr2REQUIRES_VIOLATION, __ldv_list_delErr3REQUIRES_VIOLATION, __ldv_list_delErr0REQUIRES_VIOLATION, __ldv_list_delErr1REQUIRES_VIOLATION, ldv_kobject_cleanupErr0REQUIRES_VIOLATION, ldv_kobject_cleanupErr1REQUIRES_VIOLATION, ldv_kobject_cleanupErr2ASSERT_VIOLATIONMEMORY_FREE, ldv_kobject_cleanupErr3ASSERT_VIOLATIONMEMORY_FREE, ldv_kobject_cleanupErr5ASSERT_VIOLATIONMEMORY_FREE, ldv_kobject_cleanupErr4ASSERT_VIOLATIONMEMORY_FREE, ldv_msg_freeErr0REQUIRES_VIOLATION, ldv_msg_freeErr1REQUIRES_VIOLATION, ldv_msg_freeErr4ASSERT_VIOLATIONMEMORY_FREE, ldv_msg_freeErr2ASSERT_VIOLATIONMEMORY_FREE, ldv_msg_freeErr5ASSERT_VIOLATIONMEMORY_FREE, ldv_msg_freeErr3ASSERT_VIOLATIONMEMORY_FREE, mainErr0ENSURES_VIOLATIONMEMORY_LEAK, LDV_INIT_LIST_HEADErr2REQUIRES_VIOLATION, LDV_INIT_LIST_HEADErr1REQUIRES_VIOLATION, LDV_INIT_LIST_HEADErr0REQUIRES_VIOLATION, LDV_INIT_LIST_HEADErr3REQUIRES_VIOLATION, ldv_list_delErr3REQUIRES_VIOLATION, ldv_list_delErr2REQUIRES_VIOLATION, ldv_list_delErr1REQUIRES_VIOLATION, ldv_list_delErr0REQUIRES_VIOLATION, __ldv_list_addErr7REQUIRES_VIOLATION, __ldv_list_addErr2REQUIRES_VIOLATION, __ldv_list_addErr3REQUIRES_VIOLATION, __ldv_list_addErr4REQUIRES_VIOLATION, __ldv_list_addErr5REQUIRES_VIOLATION, __ldv_list_addErr0REQUIRES_VIOLATION, __ldv_list_addErr1REQUIRES_VIOLATION, __ldv_list_addErr6REQUIRES_VIOLATION, ldv_dev_set_drvdataErr0REQUIRES_VIOLATION, ldv_dev_set_drvdataErr1REQUIRES_VIOLATION, ldv_atomic_sub_returnErr3REQUIRES_VIOLATION, ldv_atomic_sub_returnErr2REQUIRES_VIOLATION, ldv_atomic_sub_returnErr1REQUIRES_VIOLATION, ldv_atomic_sub_returnErr0REQUIRES_VIOLATION, ldv_list_add_tailErr1REQUIRES_VIOLATION, ldv_list_add_tailErr0REQUIRES_VIOLATION, ldv_dev_get_drvdataErr0REQUIRES_VIOLATION, ldv_dev_get_drvdataErr1REQUIRES_VIOLATION, disconnect_6Err1REQUIRES_VIOLATION, disconnect_6Err0REQUIRES_VIOLATION, disconnect_6Err3ASSERT_VIOLATIONMEMORY_FREE, disconnect_6Err2ASSERT_VIOLATIONMEMORY_FREE, entry_pointErr1REQUIRES_VIOLATION, entry_pointErr0REQUIRES_VIOLATION, ldv_msg_allocErr0REQUIRES_VIOLATION, ldv_msg_allocErr1REQUIRES_VIOLATION, probe1_6Err0REQUIRES_VIOLATION, probe1_6Err1REQUIRES_VIOLATION, probe1_6Err2ASSERT_VIOLATIONMEMORY_FREE, probe1_6Err3ASSERT_VIOLATIONMEMORY_FREE]=== [2018-12-09 00:12:51,808 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-12-09 00:12:51,808 INFO L82 PathProgramCache]: Analyzing trace with hash -1388039464, now seen corresponding path program 1 times [2018-12-09 00:12:51,808 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-12-09 00:12:51,808 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-12-09 00:12:51,809 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-09 00:12:51,809 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-12-09 00:12:51,809 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-09 00:12:51,815 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 00:12:51,913 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-09 00:12:51,914 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-12-09 00:12:51,914 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [11] imperfect sequences [] total 11 [2018-12-09 00:12:51,914 INFO L459 AbstractCegarLoop]: Interpolant automaton has 12 states [2018-12-09 00:12:51,914 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 12 interpolants. [2018-12-09 00:12:51,914 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=23, Invalid=109, Unknown=0, NotChecked=0, Total=132 [2018-12-09 00:12:51,914 INFO L87 Difference]: Start difference. First operand 45 states and 44 transitions. Second operand 12 states. [2018-12-09 00:12:52,068 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-12-09 00:12:52,068 INFO L93 Difference]: Finished difference Result 44 states and 43 transitions. [2018-12-09 00:12:52,068 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2018-12-09 00:12:52,069 INFO L78 Accepts]: Start accepts. Automaton has 12 states. Word has length 44 [2018-12-09 00:12:52,069 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-12-09 00:12:52,069 INFO L225 Difference]: With dead ends: 44 [2018-12-09 00:12:52,069 INFO L226 Difference]: Without dead ends: 0 [2018-12-09 00:12:52,069 INFO L631 BasicCegarLoop]: 0 DeclaredPredicates, 20 GetRequests, 6 SyntacticMatches, 1 SemanticMatches, 13 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 16 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=36, Invalid=174, Unknown=0, NotChecked=0, Total=210 [2018-12-09 00:12:52,069 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2018-12-09 00:12:52,069 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2018-12-09 00:12:52,069 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 0 states. [2018-12-09 00:12:52,069 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2018-12-09 00:12:52,069 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 44 [2018-12-09 00:12:52,069 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-12-09 00:12:52,069 INFO L480 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2018-12-09 00:12:52,069 INFO L481 AbstractCegarLoop]: Interpolant automaton has 12 states. [2018-12-09 00:12:52,070 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2018-12-09 00:12:52,070 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2018-12-09 00:12:52,073 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 09.12 12:12:52 BoogieIcfgContainer [2018-12-09 00:12:52,073 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2018-12-09 00:12:52,074 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2018-12-09 00:12:52,074 INFO L271 PluginConnector]: Initializing Witness Printer... [2018-12-09 00:12:52,074 INFO L276 PluginConnector]: Witness Printer initialized [2018-12-09 00:12:52,074 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 09.12 12:12:49" (3/4) ... [2018-12-09 00:12:52,077 INFO L144 WitnessPrinter]: Generating witness for correct program [2018-12-09 00:12:52,082 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure ldv_submit_msg [2018-12-09 00:12:52,082 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure ldv_kobject_create [2018-12-09 00:12:52,082 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure ldv_kobject_del [2018-12-09 00:12:52,082 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure ldv_positive [2018-12-09 00:12:52,082 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure __ldv_list_del [2018-12-09 00:12:52,082 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure __bswap_64 [2018-12-09 00:12:52,082 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure ldv_msg_free [2018-12-09 00:12:52,082 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure main [2018-12-09 00:12:52,082 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure ldv_list_del [2018-12-09 00:12:52,082 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure ldv_kref_get [2018-12-09 00:12:52,082 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure ldv_kobject_put [2018-12-09 00:12:52,082 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure f6 [2018-12-09 00:12:52,082 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure ldv_kobject_init [2018-12-09 00:12:52,082 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure ##fun~$Pointer$~TO~VOID [2018-12-09 00:12:52,082 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure ldv_atomic_sub_return [2018-12-09 00:12:52,082 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure ldv_list_add_tail [2018-12-09 00:12:52,082 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure ldv_nonpositive [2018-12-09 00:12:52,083 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure #Ultimate.meminit [2018-12-09 00:12:52,083 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure entry_point [2018-12-09 00:12:52,083 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure ldv_msg_alloc [2018-12-09 00:12:52,083 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure ldv_kobject_init_internal [2018-12-09 00:12:52,083 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure ldv_kref_init [2018-12-09 00:12:52,083 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure ldv_list_add [2018-12-09 00:12:52,083 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure ldv_destroy_msgs [2018-12-09 00:12:52,083 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure ldv_msg_fill [2018-12-09 00:12:52,083 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure ldv_kref_sub [2018-12-09 00:12:52,083 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure #Ultimate.C_memset [2018-12-09 00:12:52,083 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure ldv_atomic_add_return [2018-12-09 00:12:52,083 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure f [2018-12-09 00:12:52,083 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure ldv_kobject_release [2018-12-09 00:12:52,083 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure g [2018-12-09 00:12:52,083 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure __bswap_32 [2018-12-09 00:12:52,083 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure ldv_kobject_cleanup [2018-12-09 00:12:52,083 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure #Ultimate.C_memcpy [2018-12-09 00:12:52,083 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure LDV_INIT_LIST_HEAD [2018-12-09 00:12:52,083 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure __ldv_list_add [2018-12-09 00:12:52,083 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure g6 [2018-12-09 00:12:52,083 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure ULTIMATE.init [2018-12-09 00:12:52,083 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure ldv_malloc [2018-12-09 00:12:52,083 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure ldv_dev_set_drvdata [2018-12-09 00:12:52,083 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure ldv_zalloc [2018-12-09 00:12:52,083 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure ldv_kref_put [2018-12-09 00:12:52,084 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure ldv_kobject_get [2018-12-09 00:12:52,084 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure ldv_dev_get_drvdata [2018-12-09 00:12:52,084 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure disconnect_6 [2018-12-09 00:12:52,084 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure probe1_6 [2018-12-09 00:12:52,088 INFO L905 BoogieBacktranslator]: Reduced CFG by removing 41 nodes and edges [2018-12-09 00:12:52,089 INFO L905 BoogieBacktranslator]: Reduced CFG by removing 9 nodes and edges [2018-12-09 00:12:52,089 INFO L905 BoogieBacktranslator]: Reduced CFG by removing 2 nodes and edges [2018-12-09 00:12:52,089 INFO L905 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2018-12-09 00:12:52,089 INFO L905 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2018-12-09 00:12:52,128 INFO L145 WitnessManager]: Wrote witness to /tmp/vcloud-vcloud-master/worker/working_dir_90ad3922-40ba-4b4e-b252-405f9336a169/bin-2019/uautomizer/witness.graphml [2018-12-09 00:12:52,128 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2018-12-09 00:12:52,129 INFO L168 Benchmark]: Toolchain (without parser) took 3731.42 ms. Allocated memory was 1.0 GB in the beginning and 1.3 GB in the end (delta: 306.7 MB). Free memory was 956.0 MB in the beginning and 1.3 GB in the end (delta: -309.8 MB). There was no memory consumed. Max. memory is 11.5 GB. [2018-12-09 00:12:52,130 INFO L168 Benchmark]: CDTParser took 0.10 ms. Allocated memory is still 1.0 GB. Free memory is still 982.3 MB. There was no memory consumed. Max. memory is 11.5 GB. [2018-12-09 00:12:52,130 INFO L168 Benchmark]: CACSL2BoogieTranslator took 349.04 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 125.3 MB). Free memory was 956.0 MB in the beginning and 1.1 GB in the end (delta: -139.6 MB). Peak memory consumption was 30.5 MB. Max. memory is 11.5 GB. [2018-12-09 00:12:52,130 INFO L168 Benchmark]: Boogie Preprocessor took 50.14 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 6.9 MB). Peak memory consumption was 6.9 MB. Max. memory is 11.5 GB. [2018-12-09 00:12:52,130 INFO L168 Benchmark]: RCFGBuilder took 519.04 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 984.4 MB in the end (delta: 104.3 MB). Peak memory consumption was 104.3 MB. Max. memory is 11.5 GB. [2018-12-09 00:12:52,130 INFO L168 Benchmark]: TraceAbstraction took 2755.90 ms. Allocated memory was 1.2 GB in the beginning and 1.3 GB in the end (delta: 181.4 MB). Free memory was 984.4 MB in the beginning and 1.3 GB in the end (delta: -293.0 MB). There was no memory consumed. Max. memory is 11.5 GB. [2018-12-09 00:12:52,131 INFO L168 Benchmark]: Witness Printer took 54.66 ms. Allocated memory is still 1.3 GB. Free memory was 1.3 GB in the beginning and 1.3 GB in the end (delta: 11.6 MB). Peak memory consumption was 11.6 MB. Max. memory is 11.5 GB. [2018-12-09 00:12:52,131 INFO L336 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.10 ms. Allocated memory is still 1.0 GB. Free memory is still 982.3 MB. There was no memory consumed. Max. memory is 11.5 GB. * CACSL2BoogieTranslator took 349.04 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 125.3 MB). Free memory was 956.0 MB in the beginning and 1.1 GB in the end (delta: -139.6 MB). Peak memory consumption was 30.5 MB. Max. memory is 11.5 GB. * Boogie Preprocessor took 50.14 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 6.9 MB). Peak memory consumption was 6.9 MB. Max. memory is 11.5 GB. * RCFGBuilder took 519.04 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 984.4 MB in the end (delta: 104.3 MB). Peak memory consumption was 104.3 MB. Max. memory is 11.5 GB. * TraceAbstraction took 2755.90 ms. Allocated memory was 1.2 GB in the beginning and 1.3 GB in the end (delta: 181.4 MB). Free memory was 984.4 MB in the beginning and 1.3 GB in the end (delta: -293.0 MB). There was no memory consumed. Max. memory is 11.5 GB. * Witness Printer took 54.66 ms. Allocated memory is still 1.3 GB. Free memory was 1.3 GB in the beginning and 1.3 GB in the end (delta: 11.6 MB). Peak memory consumption was 11.6 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: 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: 1258]: pointer dereference always succeeds For all program executions holds that pointer dereference always succeeds at this location - PositiveResult [Line: 1258]: pointer dereference always succeeds For all program executions holds that pointer dereference always succeeds at this location - PositiveResult [Line: 1256]: pointer dereference always succeeds For all program executions holds that pointer dereference always succeeds at this location - PositiveResult [Line: 1256]: pointer dereference always succeeds For all program executions holds that pointer dereference always succeeds at this location - PositiveResult [Line: 1116]: pointer dereference always succeeds For all program executions holds that pointer dereference always succeeds at this location - PositiveResult [Line: 1116]: pointer dereference always succeeds For all program executions holds that pointer dereference always succeeds at this location - PositiveResult [Line: 1115]: pointer dereference always succeeds For all program executions holds that pointer dereference always succeeds at this location - PositiveResult [Line: 1115]: pointer dereference always succeeds For all program executions holds that pointer dereference always succeeds at this location - PositiveResult [Line: 1339]: pointer dereference always succeeds For all program executions holds that pointer dereference always succeeds at this location - PositiveResult [Line: 1339]: pointer dereference always succeeds For all program executions holds that pointer dereference always succeeds at this location - PositiveResult [Line: 1340]: free always succeeds For all program executions holds that free always succeeds at this location - PositiveResult [Line: 1340]: free always succeeds For all program executions holds that free always succeeds at this location - PositiveResult [Line: 1344]: free always succeeds For all program executions holds that free 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: 1163]: pointer dereference always succeeds For all program executions holds that pointer dereference always succeeds at this location - PositiveResult [Line: 1163]: pointer dereference always succeeds For all program executions holds that pointer dereference always succeeds at this location - PositiveResult [Line: 1164]: free always succeeds For all program executions holds that free always succeeds at this location - PositiveResult [Line: 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: 1476]: 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: 1108]: 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: 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: 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: 1198]: pointer dereference always succeeds For all program executions holds that pointer dereference always succeeds at this location - PositiveResult [Line: 1198]: pointer dereference always succeeds For all program executions holds that pointer dereference always succeeds at this location - PositiveResult [Line: 1267]: pointer dereference always succeeds For all program executions holds that pointer dereference always succeeds at this location - PositiveResult [Line: 1267]: pointer dereference always succeeds For all program executions holds that pointer dereference always succeeds at this location - PositiveResult [Line: 1265]: pointer dereference always succeeds For all program executions holds that pointer dereference always succeeds at this location - PositiveResult [Line: 1265]: pointer dereference always succeeds For all program executions holds that pointer dereference always succeeds at this location - PositiveResult [Line: 1126]: pointer dereference always succeeds For all program executions holds that pointer dereference always succeeds at this location - PositiveResult [Line: 1126]: pointer dereference always succeeds For all program executions holds that pointer dereference always succeeds at this location - PositiveResult [Line: 1193]: pointer dereference always succeeds For all program executions holds that pointer dereference always succeeds at this location - PositiveResult [Line: 1193]: pointer dereference always succeeds For all program executions holds that pointer dereference always succeeds at this location - PositiveResult [Line: 1462]: pointer dereference always succeeds For all program executions holds that pointer dereference always succeeds at this location - PositiveResult [Line: 1462]: pointer dereference always succeeds For all program executions holds that pointer dereference always succeeds at this location - PositiveResult [Line: 1462]: free always succeeds For all program executions holds that free always succeeds at this location - PositiveResult [Line: 1462]: free always succeeds For all program executions holds that free always succeeds at this location - PositiveResult [Line: 1473]: pointer dereference always succeeds For all program executions holds that pointer dereference always succeeds at this location - PositiveResult [Line: 1473]: pointer dereference always succeeds For all program executions holds that pointer dereference always succeeds at this location - PositiveResult [Line: 1146]: pointer dereference always succeeds For all program executions holds that pointer dereference always succeeds at this location - PositiveResult [Line: 1146]: pointer dereference always succeeds For all program executions holds that pointer dereference always succeeds at this location - PositiveResult [Line: 1453]: pointer dereference always succeeds For all program executions holds that pointer dereference always succeeds at this location - PositiveResult [Line: 1453]: pointer dereference always succeeds For all program executions holds that pointer dereference always succeeds at this location - PositiveResult [Line: 1457]: free always succeeds For all program executions holds that free always succeeds at this location - PositiveResult [Line: 1457]: free always succeeds For all program executions holds that free always succeeds at this location - AllSpecificationsHoldResult: All specifications hold 77 specifications checked. All of them hold - StatisticsResult: Ultimate Automizer benchmark data CFG has 47 procedures, 348 locations, 77 error locations. SAFE Result, 2.7s OverallTime, 18 OverallIterations, 1 TraceHistogramMax, 1.5s AutomataDifference, 0.0s DeadEndRemovalTime, 0.0s HoareAnnotationTime, HoareTripleCheckerStatistics: 870 SDtfs, 753 SDslu, 2291 SDs, 0 SdLazy, 1543 SolverSat, 215 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 0.8s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 213 GetRequests, 55 SyntacticMatches, 11 SemanticMatches, 147 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 174 ImplicationChecksByTransitivity, 0.9s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=130occurred 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, 18 MinimizatonAttempts, 71 StatesRemovedByMinimization, 7 NontrivialMinimizations, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: TraceCheckStatistics: 0.0s SsaConstructionTime, 0.0s SatisfiabilityAnalysisTime, 0.7s InterpolantComputationTime, 519 NumberOfCodeBlocks, 519 NumberOfCodeBlocksAsserted, 18 NumberOfCheckSat, 501 ConstructedInterpolants, 0 QuantifiedInterpolants, 85200 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 18 InterpolantComputations, 18 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...