./Ultimate.py --spec ../../sv-benchmarks/c/properties/valid-memsafety.prp --file ../../sv-benchmarks/c/ldv-memsafety/memleaks_test6.i --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for memory safety (deref-memtrack) Using default analysis Version cad46833 Calling Ultimate with: /usr/lib/jvm/java-8-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud-vcloud-master/worker/run_dir_2902b069-cae5-41cd-9992-a1881fabe8b5/bin/uautomizer/data/config -Xmx12G -Xms1G -jar /tmp/vcloud-vcloud-master/worker/run_dir_2902b069-cae5-41cd-9992-a1881fabe8b5/bin/uautomizer/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/run_dir_2902b069-cae5-41cd-9992-a1881fabe8b5/bin/uautomizer/data -tc /tmp/vcloud-vcloud-master/worker/run_dir_2902b069-cae5-41cd-9992-a1881fabe8b5/bin/uautomizer/config/AutomizerMemDerefMemtrack.xml -i ../../sv-benchmarks/c/ldv-memsafety/memleaks_test6.i -s /tmp/vcloud-vcloud-master/worker/run_dir_2902b069-cae5-41cd-9992-a1881fabe8b5/bin/uautomizer/config/svcomp-DerefFreeMemtrack-32bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/run_dir_2902b069-cae5-41cd-9992-a1881fabe8b5/bin/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 e573255b947653c3fea707757dfa9bfc72698e67 ............................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................. Execution finished normally Writing output log to file Ultimate.log Result: TRUE --- Real Ultimate output --- This is Ultimate 0.1.24-cad4683 [2019-11-15 22:34:30,828 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-15 22:34:30,829 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-15 22:34:30,839 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-15 22:34:30,840 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-15 22:34:30,841 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-15 22:34:30,842 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-15 22:34:30,844 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-15 22:34:30,846 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-15 22:34:30,847 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-15 22:34:30,848 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-15 22:34:30,849 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-15 22:34:30,849 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-15 22:34:30,850 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-15 22:34:30,851 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-15 22:34:30,852 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-15 22:34:30,853 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-15 22:34:30,853 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-15 22:34:30,855 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-15 22:34:30,857 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-15 22:34:30,858 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-15 22:34:30,859 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-15 22:34:30,860 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-15 22:34:30,861 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-15 22:34:30,863 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-15 22:34:30,864 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-15 22:34:30,864 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-15 22:34:30,865 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-15 22:34:30,865 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-15 22:34:30,866 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-15 22:34:30,866 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-15 22:34:30,867 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-15 22:34:30,867 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-15 22:34:30,868 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-15 22:34:30,869 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-15 22:34:30,869 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-15 22:34:30,870 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-15 22:34:30,870 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-15 22:34:30,870 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-15 22:34:30,871 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-15 22:34:30,872 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-15 22:34:30,873 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/run_dir_2902b069-cae5-41cd-9992-a1881fabe8b5/bin/uautomizer/config/svcomp-DerefFreeMemtrack-32bit-Automizer_Default.epf [2019-11-15 22:34:30,892 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-15 22:34:30,892 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-15 22:34:30,894 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-15 22:34:30,894 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-15 22:34:30,894 INFO L138 SettingsManager]: * Use SBE=true [2019-11-15 22:34:30,894 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-15 22:34:30,895 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-15 22:34:30,895 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2019-11-15 22:34:30,895 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-15 22:34:30,895 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-15 22:34:30,896 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-15 22:34:30,896 INFO L138 SettingsManager]: * Check for the main procedure if all allocated memory was freed=true [2019-11-15 22:34:30,897 INFO L138 SettingsManager]: * Bitprecise bitfields=true [2019-11-15 22:34:30,897 INFO L138 SettingsManager]: * SV-COMP memtrack compatibility mode=true [2019-11-15 22:34:30,897 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-15 22:34:30,897 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-15 22:34:30,897 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-15 22:34:30,898 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-15 22:34:30,898 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-15 22:34:30,898 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-15 22:34:30,898 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-15 22:34:30,898 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-15 22:34:30,899 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-15 22:34:30,899 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-15 22:34:30,899 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-11-15 22:34:30,900 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-11-15 22:34:30,900 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode 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/run_dir_2902b069-cae5-41cd-9992-a1881fabe8b5/bin/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 -> e573255b947653c3fea707757dfa9bfc72698e67 [2019-11-15 22:34:30,947 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-15 22:34:30,956 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-15 22:34:30,959 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-15 22:34:30,962 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-15 22:34:30,962 INFO L275 PluginConnector]: CDTParser initialized [2019-11-15 22:34:30,963 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/run_dir_2902b069-cae5-41cd-9992-a1881fabe8b5/bin/uautomizer/../../sv-benchmarks/c/ldv-memsafety/memleaks_test6.i [2019-11-15 22:34:31,024 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/run_dir_2902b069-cae5-41cd-9992-a1881fabe8b5/bin/uautomizer/data/f154d7314/add2b6717b9146e292e86eb3507cb175/FLAG8364991da [2019-11-15 22:34:31,520 INFO L306 CDTParser]: Found 1 translation units. [2019-11-15 22:34:31,521 INFO L160 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/run_dir_2902b069-cae5-41cd-9992-a1881fabe8b5/sv-benchmarks/c/ldv-memsafety/memleaks_test6.i [2019-11-15 22:34:31,534 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/run_dir_2902b069-cae5-41cd-9992-a1881fabe8b5/bin/uautomizer/data/f154d7314/add2b6717b9146e292e86eb3507cb175/FLAG8364991da [2019-11-15 22:34:31,768 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/run_dir_2902b069-cae5-41cd-9992-a1881fabe8b5/bin/uautomizer/data/f154d7314/add2b6717b9146e292e86eb3507cb175 [2019-11-15 22:34:31,770 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-15 22:34:31,771 INFO L131 ToolchainWalker]: Walking toolchain with 5 elements. [2019-11-15 22:34:31,772 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-15 22:34:31,772 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-15 22:34:31,777 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-15 22:34:31,777 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 15.11 10:34:31" (1/1) ... [2019-11-15 22:34:31,780 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@88dc3a0 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.11 10:34:31, skipping insertion in model container [2019-11-15 22:34:31,780 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 15.11 10:34:31" (1/1) ... [2019-11-15 22:34:31,785 INFO L142 MainTranslator]: Starting translation in SV-COMP mode [2019-11-15 22:34:31,833 INFO L173 MainTranslator]: Built tables and reachable declarations [2019-11-15 22:34:32,236 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-15 22:34:32,253 INFO L188 MainTranslator]: Completed pre-run [2019-11-15 22:34:32,346 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-15 22:34:32,446 INFO L192 MainTranslator]: Completed translation [2019-11-15 22:34:32,447 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.11 10:34:32 WrapperNode [2019-11-15 22:34:32,447 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-15 22:34:32,448 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-15 22:34:32,448 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-15 22:34:32,449 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-15 22:34:32,462 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.11 10:34:32" (1/1) ... [2019-11-15 22:34:32,462 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.11 10:34:32" (1/1) ... [2019-11-15 22:34:32,506 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.11 10:34:32" (1/1) ... [2019-11-15 22:34:32,506 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.11 10:34:32" (1/1) ... [2019-11-15 22:34:32,534 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.11 10:34:32" (1/1) ... [2019-11-15 22:34:32,540 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.11 10:34:32" (1/1) ... [2019-11-15 22:34:32,546 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.11 10:34:32" (1/1) ... [2019-11-15 22:34:32,556 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-15 22:34:32,557 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2019-11-15 22:34:32,557 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2019-11-15 22:34:32,557 INFO L275 PluginConnector]: RCFGBuilder initialized [2019-11-15 22:34:32,558 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.11 10:34:32" (1/1) ... No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_2902b069-cae5-41cd-9992-a1881fabe8b5/bin/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 [2019-11-15 22:34:32,637 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2019-11-15 22:34:32,637 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2019-11-15 22:34:32,637 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~TO~VOID [2019-11-15 22:34:32,638 INFO L138 BoogieDeclarations]: Found implementation of procedure __bswap_32 [2019-11-15 22:34:32,638 INFO L138 BoogieDeclarations]: Found implementation of procedure __bswap_64 [2019-11-15 22:34:32,638 INFO L138 BoogieDeclarations]: Found implementation of procedure __uint16_identity [2019-11-15 22:34:32,640 INFO L138 BoogieDeclarations]: Found implementation of procedure __uint32_identity [2019-11-15 22:34:32,641 INFO L138 BoogieDeclarations]: Found implementation of procedure __uint64_identity [2019-11-15 22:34:32,641 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_nonpositive [2019-11-15 22:34:32,641 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_positive [2019-11-15 22:34:32,642 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_malloc [2019-11-15 22:34:32,642 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_zalloc [2019-11-15 22:34:32,643 INFO L138 BoogieDeclarations]: Found implementation of procedure LDV_INIT_LIST_HEAD [2019-11-15 22:34:32,643 INFO L138 BoogieDeclarations]: Found implementation of procedure __ldv_list_add [2019-11-15 22:34:32,643 INFO L138 BoogieDeclarations]: Found implementation of procedure __ldv_list_del [2019-11-15 22:34:32,643 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_list_add [2019-11-15 22:34:32,643 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_list_add_tail [2019-11-15 22:34:32,644 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_list_del [2019-11-15 22:34:32,646 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_msg_alloc [2019-11-15 22:34:32,646 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_msg_fill [2019-11-15 22:34:32,646 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_msg_free [2019-11-15 22:34:32,647 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_submit_msg [2019-11-15 22:34:32,647 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_destroy_msgs [2019-11-15 22:34:32,647 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_dev_get_drvdata [2019-11-15 22:34:32,647 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_dev_set_drvdata [2019-11-15 22:34:32,647 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_atomic_add_return [2019-11-15 22:34:32,647 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_atomic_sub_return [2019-11-15 22:34:32,648 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_kref_sub [2019-11-15 22:34:32,648 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_kref_init [2019-11-15 22:34:32,648 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_kref_get [2019-11-15 22:34:32,648 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_kref_put [2019-11-15 22:34:32,648 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_kobject_del [2019-11-15 22:34:32,648 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_kobject_cleanup [2019-11-15 22:34:32,649 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_kobject_release [2019-11-15 22:34:32,649 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_kobject_put [2019-11-15 22:34:32,649 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_kobject_get [2019-11-15 22:34:32,649 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_kobject_init_internal [2019-11-15 22:34:32,649 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_kobject_init [2019-11-15 22:34:32,649 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_kobject_create [2019-11-15 22:34:32,649 INFO L138 BoogieDeclarations]: Found implementation of procedure f [2019-11-15 22:34:32,650 INFO L138 BoogieDeclarations]: Found implementation of procedure g [2019-11-15 22:34:32,650 INFO L138 BoogieDeclarations]: Found implementation of procedure f6 [2019-11-15 22:34:32,650 INFO L138 BoogieDeclarations]: Found implementation of procedure g6 [2019-11-15 22:34:32,650 INFO L138 BoogieDeclarations]: Found implementation of procedure probe1_6 [2019-11-15 22:34:32,650 INFO L138 BoogieDeclarations]: Found implementation of procedure disconnect_6 [2019-11-15 22:34:32,650 INFO L138 BoogieDeclarations]: Found implementation of procedure entry_point [2019-11-15 22:34:32,651 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2019-11-15 22:34:32,651 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset [2019-11-15 22:34:32,651 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.meminit [2019-11-15 22:34:32,651 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy [2019-11-15 22:34:32,652 INFO L130 BoogieDeclarations]: Found specification of procedure __ctype_get_mb_cur_max [2019-11-15 22:34:32,652 INFO L130 BoogieDeclarations]: Found specification of procedure atof [2019-11-15 22:34:32,652 INFO L130 BoogieDeclarations]: Found specification of procedure atoi [2019-11-15 22:34:32,652 INFO L130 BoogieDeclarations]: Found specification of procedure atol [2019-11-15 22:34:32,652 INFO L130 BoogieDeclarations]: Found specification of procedure atoll [2019-11-15 22:34:32,652 INFO L130 BoogieDeclarations]: Found specification of procedure strtod [2019-11-15 22:34:32,653 INFO L130 BoogieDeclarations]: Found specification of procedure strtof [2019-11-15 22:34:32,653 INFO L130 BoogieDeclarations]: Found specification of procedure strtold [2019-11-15 22:34:32,653 INFO L130 BoogieDeclarations]: Found specification of procedure strtol [2019-11-15 22:34:32,653 INFO L130 BoogieDeclarations]: Found specification of procedure strtoul [2019-11-15 22:34:32,654 INFO L130 BoogieDeclarations]: Found specification of procedure strtoq [2019-11-15 22:34:32,654 INFO L130 BoogieDeclarations]: Found specification of procedure strtouq [2019-11-15 22:34:32,654 INFO L130 BoogieDeclarations]: Found specification of procedure strtoll [2019-11-15 22:34:32,654 INFO L130 BoogieDeclarations]: Found specification of procedure strtoull [2019-11-15 22:34:32,654 INFO L130 BoogieDeclarations]: Found specification of procedure l64a [2019-11-15 22:34:32,655 INFO L130 BoogieDeclarations]: Found specification of procedure a64l [2019-11-15 22:34:32,655 INFO L130 BoogieDeclarations]: Found specification of procedure __bswap_32 [2019-11-15 22:34:32,655 INFO L130 BoogieDeclarations]: Found specification of procedure __bswap_64 [2019-11-15 22:34:32,655 INFO L130 BoogieDeclarations]: Found specification of procedure __uint16_identity [2019-11-15 22:34:32,655 INFO L130 BoogieDeclarations]: Found specification of procedure __uint32_identity [2019-11-15 22:34:32,656 INFO L130 BoogieDeclarations]: Found specification of procedure __uint64_identity [2019-11-15 22:34:32,656 INFO L130 BoogieDeclarations]: Found specification of procedure select [2019-11-15 22:34:32,657 INFO L130 BoogieDeclarations]: Found specification of procedure pselect [2019-11-15 22:34:32,657 INFO L130 BoogieDeclarations]: Found specification of procedure gnu_dev_major [2019-11-15 22:34:32,658 INFO L130 BoogieDeclarations]: Found specification of procedure gnu_dev_minor [2019-11-15 22:34:32,658 INFO L130 BoogieDeclarations]: Found specification of procedure gnu_dev_makedev [2019-11-15 22:34:32,658 INFO L130 BoogieDeclarations]: Found specification of procedure random [2019-11-15 22:34:32,659 INFO L130 BoogieDeclarations]: Found specification of procedure srandom [2019-11-15 22:34:32,659 INFO L130 BoogieDeclarations]: Found specification of procedure initstate [2019-11-15 22:34:32,660 INFO L130 BoogieDeclarations]: Found specification of procedure setstate [2019-11-15 22:34:32,660 INFO L130 BoogieDeclarations]: Found specification of procedure random_r [2019-11-15 22:34:32,660 INFO L130 BoogieDeclarations]: Found specification of procedure srandom_r [2019-11-15 22:34:32,660 INFO L130 BoogieDeclarations]: Found specification of procedure initstate_r [2019-11-15 22:34:32,660 INFO L130 BoogieDeclarations]: Found specification of procedure setstate_r [2019-11-15 22:34:32,660 INFO L130 BoogieDeclarations]: Found specification of procedure rand [2019-11-15 22:34:32,660 INFO L130 BoogieDeclarations]: Found specification of procedure srand [2019-11-15 22:34:32,661 INFO L130 BoogieDeclarations]: Found specification of procedure rand_r [2019-11-15 22:34:32,662 INFO L130 BoogieDeclarations]: Found specification of procedure drand48 [2019-11-15 22:34:32,662 INFO L130 BoogieDeclarations]: Found specification of procedure erand48 [2019-11-15 22:34:32,662 INFO L130 BoogieDeclarations]: Found specification of procedure lrand48 [2019-11-15 22:34:32,662 INFO L130 BoogieDeclarations]: Found specification of procedure nrand48 [2019-11-15 22:34:32,662 INFO L130 BoogieDeclarations]: Found specification of procedure mrand48 [2019-11-15 22:34:32,662 INFO L130 BoogieDeclarations]: Found specification of procedure jrand48 [2019-11-15 22:34:32,663 INFO L130 BoogieDeclarations]: Found specification of procedure srand48 [2019-11-15 22:34:32,663 INFO L130 BoogieDeclarations]: Found specification of procedure seed48 [2019-11-15 22:34:32,663 INFO L130 BoogieDeclarations]: Found specification of procedure lcong48 [2019-11-15 22:34:32,663 INFO L130 BoogieDeclarations]: Found specification of procedure drand48_r [2019-11-15 22:34:32,663 INFO L130 BoogieDeclarations]: Found specification of procedure erand48_r [2019-11-15 22:34:32,663 INFO L130 BoogieDeclarations]: Found specification of procedure lrand48_r [2019-11-15 22:34:32,663 INFO L130 BoogieDeclarations]: Found specification of procedure nrand48_r [2019-11-15 22:34:32,664 INFO L130 BoogieDeclarations]: Found specification of procedure mrand48_r [2019-11-15 22:34:32,664 INFO L130 BoogieDeclarations]: Found specification of procedure jrand48_r [2019-11-15 22:34:32,664 INFO L130 BoogieDeclarations]: Found specification of procedure srand48_r [2019-11-15 22:34:32,664 INFO L130 BoogieDeclarations]: Found specification of procedure seed48_r [2019-11-15 22:34:32,664 INFO L130 BoogieDeclarations]: Found specification of procedure lcong48_r [2019-11-15 22:34:32,664 INFO L130 BoogieDeclarations]: Found specification of procedure malloc [2019-11-15 22:34:32,665 INFO L130 BoogieDeclarations]: Found specification of procedure calloc [2019-11-15 22:34:32,665 INFO L130 BoogieDeclarations]: Found specification of procedure realloc [2019-11-15 22:34:32,665 INFO L130 BoogieDeclarations]: Found specification of procedure free [2019-11-15 22:34:32,665 INFO L130 BoogieDeclarations]: Found specification of procedure alloca [2019-11-15 22:34:32,665 INFO L130 BoogieDeclarations]: Found specification of procedure valloc [2019-11-15 22:34:32,665 INFO L130 BoogieDeclarations]: Found specification of procedure posix_memalign [2019-11-15 22:34:32,666 INFO L130 BoogieDeclarations]: Found specification of procedure aligned_alloc [2019-11-15 22:34:32,666 INFO L130 BoogieDeclarations]: Found specification of procedure abort [2019-11-15 22:34:32,666 INFO L130 BoogieDeclarations]: Found specification of procedure atexit [2019-11-15 22:34:32,666 INFO L130 BoogieDeclarations]: Found specification of procedure at_quick_exit [2019-11-15 22:34:32,666 INFO L130 BoogieDeclarations]: Found specification of procedure on_exit [2019-11-15 22:34:32,666 INFO L130 BoogieDeclarations]: Found specification of procedure exit [2019-11-15 22:34:32,667 INFO L130 BoogieDeclarations]: Found specification of procedure quick_exit [2019-11-15 22:34:32,667 INFO L130 BoogieDeclarations]: Found specification of procedure _Exit [2019-11-15 22:34:32,667 INFO L130 BoogieDeclarations]: Found specification of procedure getenv [2019-11-15 22:34:32,667 INFO L130 BoogieDeclarations]: Found specification of procedure putenv [2019-11-15 22:34:32,668 INFO L130 BoogieDeclarations]: Found specification of procedure setenv [2019-11-15 22:34:32,668 INFO L130 BoogieDeclarations]: Found specification of procedure unsetenv [2019-11-15 22:34:32,668 INFO L130 BoogieDeclarations]: Found specification of procedure clearenv [2019-11-15 22:34:32,668 INFO L130 BoogieDeclarations]: Found specification of procedure mktemp [2019-11-15 22:34:32,668 INFO L130 BoogieDeclarations]: Found specification of procedure mkstemp [2019-11-15 22:34:32,668 INFO L130 BoogieDeclarations]: Found specification of procedure mkstemps [2019-11-15 22:34:32,669 INFO L130 BoogieDeclarations]: Found specification of procedure mkdtemp [2019-11-15 22:34:32,669 INFO L130 BoogieDeclarations]: Found specification of procedure system [2019-11-15 22:34:32,669 INFO L130 BoogieDeclarations]: Found specification of procedure realpath [2019-11-15 22:34:32,669 INFO L130 BoogieDeclarations]: Found specification of procedure bsearch [2019-11-15 22:34:32,670 INFO L130 BoogieDeclarations]: Found specification of procedure qsort [2019-11-15 22:34:32,670 INFO L130 BoogieDeclarations]: Found specification of procedure abs [2019-11-15 22:34:32,673 INFO L130 BoogieDeclarations]: Found specification of procedure labs [2019-11-15 22:34:32,674 INFO L130 BoogieDeclarations]: Found specification of procedure llabs [2019-11-15 22:34:32,674 INFO L130 BoogieDeclarations]: Found specification of procedure div [2019-11-15 22:34:32,674 INFO L130 BoogieDeclarations]: Found specification of procedure ldiv [2019-11-15 22:34:32,674 INFO L130 BoogieDeclarations]: Found specification of procedure lldiv [2019-11-15 22:34:32,675 INFO L130 BoogieDeclarations]: Found specification of procedure ecvt [2019-11-15 22:34:32,678 INFO L130 BoogieDeclarations]: Found specification of procedure fcvt [2019-11-15 22:34:32,678 INFO L130 BoogieDeclarations]: Found specification of procedure gcvt [2019-11-15 22:34:32,679 INFO L130 BoogieDeclarations]: Found specification of procedure qecvt [2019-11-15 22:34:32,679 INFO L130 BoogieDeclarations]: Found specification of procedure qfcvt [2019-11-15 22:34:32,679 INFO L130 BoogieDeclarations]: Found specification of procedure qgcvt [2019-11-15 22:34:32,680 INFO L130 BoogieDeclarations]: Found specification of procedure ecvt_r [2019-11-15 22:34:32,687 INFO L130 BoogieDeclarations]: Found specification of procedure fcvt_r [2019-11-15 22:34:32,687 INFO L130 BoogieDeclarations]: Found specification of procedure qecvt_r [2019-11-15 22:34:32,688 INFO L130 BoogieDeclarations]: Found specification of procedure qfcvt_r [2019-11-15 22:34:32,688 INFO L130 BoogieDeclarations]: Found specification of procedure mblen [2019-11-15 22:34:32,688 INFO L130 BoogieDeclarations]: Found specification of procedure mbtowc [2019-11-15 22:34:32,688 INFO L130 BoogieDeclarations]: Found specification of procedure wctomb [2019-11-15 22:34:32,688 INFO L130 BoogieDeclarations]: Found specification of procedure mbstowcs [2019-11-15 22:34:32,688 INFO L130 BoogieDeclarations]: Found specification of procedure wcstombs [2019-11-15 22:34:32,689 INFO L130 BoogieDeclarations]: Found specification of procedure rpmatch [2019-11-15 22:34:32,689 INFO L130 BoogieDeclarations]: Found specification of procedure getsubopt [2019-11-15 22:34:32,689 INFO L130 BoogieDeclarations]: Found specification of procedure getloadavg [2019-11-15 22:34:32,689 INFO L130 BoogieDeclarations]: Found specification of procedure kfree [2019-11-15 22:34:32,689 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_int [2019-11-15 22:34:32,689 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_pointer [2019-11-15 22:34:32,689 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_nonpositive [2019-11-15 22:34:32,690 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_positive [2019-11-15 22:34:32,690 INFO L130 BoogieDeclarations]: Found specification of procedure memcpy [2019-11-15 22:34:32,690 INFO L130 BoogieDeclarations]: Found specification of procedure memset [2019-11-15 22:34:32,690 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_malloc [2019-11-15 22:34:32,690 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2019-11-15 22:34:32,690 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_zalloc [2019-11-15 22:34:32,691 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.meminit [2019-11-15 22:34:32,691 INFO L130 BoogieDeclarations]: Found specification of procedure LDV_INIT_LIST_HEAD [2019-11-15 22:34:32,691 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2019-11-15 22:34:32,691 INFO L130 BoogieDeclarations]: Found specification of procedure __ldv_list_add [2019-11-15 22:34:32,691 INFO L130 BoogieDeclarations]: Found specification of procedure __ldv_list_del [2019-11-15 22:34:32,691 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_list_add [2019-11-15 22:34:32,691 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2019-11-15 22:34:32,692 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_list_add_tail [2019-11-15 22:34:32,692 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_list_del [2019-11-15 22:34:32,692 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_msg_alloc [2019-11-15 22:34:32,692 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_msg_fill [2019-11-15 22:34:32,692 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy [2019-11-15 22:34:32,692 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_msg_free [2019-11-15 22:34:32,693 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2019-11-15 22:34:32,693 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_submit_msg [2019-11-15 22:34:32,693 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_destroy_msgs [2019-11-15 22:34:32,693 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_dev_get_drvdata [2019-11-15 22:34:32,693 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_dev_set_drvdata [2019-11-15 22:34:32,693 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_atomic_add_return [2019-11-15 22:34:32,694 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2019-11-15 22:34:32,694 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2019-11-15 22:34:32,694 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_atomic_sub_return [2019-11-15 22:34:32,694 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_kref_sub [2019-11-15 22:34:32,695 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~TO~VOID [2019-11-15 22:34:32,695 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_kref_init [2019-11-15 22:34:32,695 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_kref_get [2019-11-15 22:34:32,695 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_kref_put [2019-11-15 22:34:32,695 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_kobject_del [2019-11-15 22:34:32,695 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_kobject_cleanup [2019-11-15 22:34:32,696 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_kobject_release [2019-11-15 22:34:32,696 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_kobject_put [2019-11-15 22:34:32,696 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_kobject_get [2019-11-15 22:34:32,696 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_kobject_init_internal [2019-11-15 22:34:32,696 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_kobject_init [2019-11-15 22:34:32,697 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_kobject_create [2019-11-15 22:34:32,697 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset [2019-11-15 22:34:32,697 INFO L130 BoogieDeclarations]: Found specification of procedure f [2019-11-15 22:34:32,697 INFO L130 BoogieDeclarations]: Found specification of procedure g [2019-11-15 22:34:32,697 INFO L130 BoogieDeclarations]: Found specification of procedure f6 [2019-11-15 22:34:32,697 INFO L130 BoogieDeclarations]: Found specification of procedure g6 [2019-11-15 22:34:32,698 INFO L130 BoogieDeclarations]: Found specification of procedure probe1_6 [2019-11-15 22:34:32,698 INFO L130 BoogieDeclarations]: Found specification of procedure disconnect_6 [2019-11-15 22:34:32,698 INFO L130 BoogieDeclarations]: Found specification of procedure entry_point [2019-11-15 22:34:32,698 INFO L130 BoogieDeclarations]: Found specification of procedure main [2019-11-15 22:34:32,698 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2019-11-15 22:34:32,698 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2019-11-15 22:34:32,699 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$ [2019-11-15 22:34:32,699 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2019-11-15 22:34:32,699 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int [2019-11-15 22:34:32,699 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int [2019-11-15 22:34:32,699 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$ [2019-11-15 22:34:32,699 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$ [2019-11-15 22:34:33,212 WARN L732 $ProcedureCfgBuilder]: Label in the middle of a codeblock. [2019-11-15 22:34:33,535 WARN L732 $ProcedureCfgBuilder]: Label in the middle of a codeblock. [2019-11-15 22:34:33,819 INFO L279 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2019-11-15 22:34:33,820 INFO L284 CfgBuilder]: Removed 1 assume(true) statements. [2019-11-15 22:34:33,821 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 15.11 10:34:33 BoogieIcfgContainer [2019-11-15 22:34:33,821 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2019-11-15 22:34:33,822 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2019-11-15 22:34:33,822 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2019-11-15 22:34:33,825 INFO L275 PluginConnector]: TraceAbstraction initialized [2019-11-15 22:34:33,825 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 15.11 10:34:31" (1/3) ... [2019-11-15 22:34:33,826 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@743a9013 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 15.11 10:34:33, skipping insertion in model container [2019-11-15 22:34:33,826 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.11 10:34:32" (2/3) ... [2019-11-15 22:34:33,826 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@743a9013 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 15.11 10:34:33, skipping insertion in model container [2019-11-15 22:34:33,827 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 15.11 10:34:33" (3/3) ... [2019-11-15 22:34:33,828 INFO L109 eAbstractionObserver]: Analyzing ICFG memleaks_test6.i [2019-11-15 22:34:33,837 INFO L152 ceAbstractionStarter]: Automizer settings: Hoare:false NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2019-11-15 22:34:33,845 INFO L164 ceAbstractionStarter]: Appying trace abstraction to program that has 83 error locations. [2019-11-15 22:34:33,855 INFO L249 AbstractCegarLoop]: Starting to check reachability of 83 error locations. [2019-11-15 22:34:33,875 INFO L373 AbstractCegarLoop]: Interprodecural is true [2019-11-15 22:34:33,875 INFO L374 AbstractCegarLoop]: Hoare is false [2019-11-15 22:34:33,875 INFO L375 AbstractCegarLoop]: Compute interpolants for FPandBP [2019-11-15 22:34:33,876 INFO L376 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2019-11-15 22:34:33,876 INFO L377 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2019-11-15 22:34:33,876 INFO L378 AbstractCegarLoop]: Difference is false [2019-11-15 22:34:33,876 INFO L379 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2019-11-15 22:34:33,876 INFO L383 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2019-11-15 22:34:33,894 INFO L276 IsEmpty]: Start isEmpty. Operand 134 states. [2019-11-15 22:34:33,902 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2019-11-15 22:34:33,902 INFO L372 BasicCegarLoop]: Found error trace [2019-11-15 22:34:33,903 INFO L380 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-11-15 22:34:33,905 INFO L410 AbstractCegarLoop]: === Iteration 1 === [ldv_kref_initErr1REQUIRES_VIOLATION, ldv_kref_initErr0REQUIRES_VIOLATION, ldv_list_addErr0REQUIRES_VIOLATION, ldv_list_addErr1REQUIRES_VIOLATION, ldv_kobject_createErr0REQUIRES_VIOLATION, ldv_kobject_createErr1REQUIRES_VIOLATION, ldv_destroy_msgsErr2REQUIRES_VIOLATION, ldv_destroy_msgsErr3REQUIRES_VIOLATION, ldv_destroy_msgsErr1REQUIRES_VIOLATION, ldv_destroy_msgsErr5REQUIRES_VIOLATION, ldv_destroy_msgsErr0REQUIRES_VIOLATION, ldv_destroy_msgsErr4REQUIRES_VIOLATION, ldv_msg_fillErr4REQUIRES_VIOLATION, ldv_msg_fillErr0REQUIRES_VIOLATION, ldv_msg_fillErr5REQUIRES_VIOLATION, ldv_msg_fillErr1REQUIRES_VIOLATION, ldv_msg_fillErr3REQUIRES_VIOLATION, ldv_msg_fillErr2REQUIRES_VIOLATION, ldv_atomic_add_returnErr0REQUIRES_VIOLATION, ldv_atomic_add_returnErr2REQUIRES_VIOLATION, ldv_atomic_add_returnErr3REQUIRES_VIOLATION, ldv_atomic_add_returnErr1REQUIRES_VIOLATION, __ldv_list_delErr3REQUIRES_VIOLATION, __ldv_list_delErr2REQUIRES_VIOLATION, __ldv_list_delErr1REQUIRES_VIOLATION, __ldv_list_delErr0REQUIRES_VIOLATION, ldv_kobject_cleanupErr5ASSERT_VIOLATIONMEMORY_FREE, ldv_kobject_cleanupErr6ASSERT_VIOLATIONMEMORY_FREE, ldv_kobject_cleanupErr1REQUIRES_VIOLATION, ldv_kobject_cleanupErr4ASSERT_VIOLATIONMEMORY_FREE, ldv_kobject_cleanupErr7ASSERT_VIOLATIONMEMORY_FREE, ldv_kobject_cleanupErr0REQUIRES_VIOLATION, ldv_kobject_cleanupErr3ASSERT_VIOLATIONMEMORY_FREE, ldv_kobject_cleanupErr2ASSERT_VIOLATIONMEMORY_FREE, ldv_msg_freeErr5ASSERT_VIOLATIONMEMORY_FREE, ldv_msg_freeErr1REQUIRES_VIOLATION, ldv_msg_freeErr6ASSERT_VIOLATIONMEMORY_FREE, ldv_msg_freeErr7ASSERT_VIOLATIONMEMORY_FREE, ldv_msg_freeErr0REQUIRES_VIOLATION, ldv_msg_freeErr4ASSERT_VIOLATIONMEMORY_FREE, ldv_msg_freeErr3ASSERT_VIOLATIONMEMORY_FREE, ldv_msg_freeErr2ASSERT_VIOLATIONMEMORY_FREE, mainErr0ENSURES_VIOLATIONMEMORY_LEAK, LDV_INIT_LIST_HEADErr0REQUIRES_VIOLATION, LDV_INIT_LIST_HEADErr3REQUIRES_VIOLATION, LDV_INIT_LIST_HEADErr2REQUIRES_VIOLATION, LDV_INIT_LIST_HEADErr1REQUIRES_VIOLATION, ldv_list_delErr0REQUIRES_VIOLATION, ldv_list_delErr2REQUIRES_VIOLATION, ldv_list_delErr3REQUIRES_VIOLATION, ldv_list_delErr1REQUIRES_VIOLATION, __ldv_list_addErr3REQUIRES_VIOLATION, __ldv_list_addErr2REQUIRES_VIOLATION, __ldv_list_addErr7REQUIRES_VIOLATION, __ldv_list_addErr1REQUIRES_VIOLATION, __ldv_list_addErr6REQUIRES_VIOLATION, __ldv_list_addErr0REQUIRES_VIOLATION, __ldv_list_addErr5REQUIRES_VIOLATION, __ldv_list_addErr4REQUIRES_VIOLATION, ldv_dev_set_drvdataErr0REQUIRES_VIOLATION, ldv_dev_set_drvdataErr1REQUIRES_VIOLATION, ldv_atomic_sub_returnErr0REQUIRES_VIOLATION, ldv_atomic_sub_returnErr2REQUIRES_VIOLATION, ldv_atomic_sub_returnErr3REQUIRES_VIOLATION, ldv_atomic_sub_returnErr1REQUIRES_VIOLATION, ldv_list_add_tailErr1REQUIRES_VIOLATION, ldv_list_add_tailErr0REQUIRES_VIOLATION, ldv_dev_get_drvdataErr0REQUIRES_VIOLATION, ldv_dev_get_drvdataErr1REQUIRES_VIOLATION, disconnect_6Err4ASSERT_VIOLATIONMEMORY_FREE, disconnect_6Err3ASSERT_VIOLATIONMEMORY_FREE, disconnect_6Err1REQUIRES_VIOLATION, disconnect_6Err2ASSERT_VIOLATIONMEMORY_FREE, disconnect_6Err0REQUIRES_VIOLATION, entry_pointErr0REQUIRES_VIOLATION, entry_pointErr1REQUIRES_VIOLATION, ldv_msg_allocErr1REQUIRES_VIOLATION, ldv_msg_allocErr0REQUIRES_VIOLATION, probe1_6Err0REQUIRES_VIOLATION, probe1_6Err2ASSERT_VIOLATIONMEMORY_FREE, probe1_6Err3ASSERT_VIOLATIONMEMORY_FREE, probe1_6Err4ASSERT_VIOLATIONMEMORY_FREE, probe1_6Err1REQUIRES_VIOLATION]=== [2019-11-15 22:34:33,909 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-11-15 22:34:33,909 INFO L82 PathProgramCache]: Analyzing trace with hash -328597297, now seen corresponding path program 1 times [2019-11-15 22:34:33,915 INFO L157 tionRefinementEngine]: Executing refinement strategy CAMEL [2019-11-15 22:34:33,915 INFO L342 tionRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1491236077] [2019-11-15 22:34:33,915 INFO L116 rtionOrderModulation]: Craig_NestedInterpolation forces the order to NOT_INCREMENTALLY [2019-11-15 22:34:33,915 INFO L116 rtionOrderModulation]: Craig_NestedInterpolation forces the order to NOT_INCREMENTALLY [2019-11-15 22:34:33,916 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-11-15 22:34:34,014 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-15 22:34:34,109 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-15 22:34:34,149 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-15 22:34:34,202 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-15 22:34:34,250 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-11-15 22:34:34,254 INFO L342 tionRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1491236077] [2019-11-15 22:34:34,254 INFO L223 tionRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-11-15 22:34:34,255 INFO L236 tionRefinementEngine]: Number of different interpolants: perfect sequences [8] imperfect sequences [] total 8 [2019-11-15 22:34:34,255 INFO L342 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1121828336] [2019-11-15 22:34:34,259 INFO L442 AbstractCegarLoop]: Interpolant automaton has 8 states [2019-11-15 22:34:34,260 INFO L137 tionRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2019-11-15 22:34:34,272 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2019-11-15 22:34:34,273 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=15, Invalid=41, Unknown=0, NotChecked=0, Total=56 [2019-11-15 22:34:34,275 INFO L87 Difference]: Start difference. First operand 134 states. Second operand 8 states. [2019-11-15 22:34:34,819 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-11-15 22:34:34,819 INFO L93 Difference]: Finished difference Result 106 states and 118 transitions. [2019-11-15 22:34:34,821 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2019-11-15 22:34:34,822 INFO L78 Accepts]: Start accepts. Automaton has 8 states. Word has length 20 [2019-11-15 22:34:34,822 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-11-15 22:34:34,836 INFO L225 Difference]: With dead ends: 106 [2019-11-15 22:34:34,836 INFO L226 Difference]: Without dead ends: 99 [2019-11-15 22:34:34,838 INFO L600 BasicCegarLoop]: 0 DeclaredPredicates, 15 GetRequests, 7 SyntacticMatches, 0 SemanticMatches, 8 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=27, Invalid=63, Unknown=0, NotChecked=0, Total=90 [2019-11-15 22:34:34,856 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 99 states. [2019-11-15 22:34:34,902 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 99 to 78. [2019-11-15 22:34:34,907 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 78 states. [2019-11-15 22:34:34,910 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 78 states to 78 states and 90 transitions. [2019-11-15 22:34:34,911 INFO L78 Accepts]: Start accepts. Automaton has 78 states and 90 transitions. Word has length 20 [2019-11-15 22:34:34,912 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-11-15 22:34:34,912 INFO L462 AbstractCegarLoop]: Abstraction has 78 states and 90 transitions. [2019-11-15 22:34:34,912 INFO L463 AbstractCegarLoop]: Interpolant automaton has 8 states. [2019-11-15 22:34:34,913 INFO L276 IsEmpty]: Start isEmpty. Operand 78 states and 90 transitions. [2019-11-15 22:34:34,916 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2019-11-15 22:34:34,916 INFO L372 BasicCegarLoop]: Found error trace [2019-11-15 22:34:34,917 INFO L380 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-11-15 22:34:34,917 INFO L410 AbstractCegarLoop]: === Iteration 2 === [ldv_kref_initErr1REQUIRES_VIOLATION, ldv_kref_initErr0REQUIRES_VIOLATION, ldv_list_addErr0REQUIRES_VIOLATION, ldv_list_addErr1REQUIRES_VIOLATION, ldv_kobject_createErr0REQUIRES_VIOLATION, ldv_kobject_createErr1REQUIRES_VIOLATION, ldv_destroy_msgsErr2REQUIRES_VIOLATION, ldv_destroy_msgsErr3REQUIRES_VIOLATION, ldv_destroy_msgsErr1REQUIRES_VIOLATION, ldv_destroy_msgsErr5REQUIRES_VIOLATION, ldv_destroy_msgsErr0REQUIRES_VIOLATION, ldv_destroy_msgsErr4REQUIRES_VIOLATION, ldv_msg_fillErr4REQUIRES_VIOLATION, ldv_msg_fillErr0REQUIRES_VIOLATION, ldv_msg_fillErr5REQUIRES_VIOLATION, ldv_msg_fillErr1REQUIRES_VIOLATION, ldv_msg_fillErr3REQUIRES_VIOLATION, ldv_msg_fillErr2REQUIRES_VIOLATION, ldv_atomic_add_returnErr0REQUIRES_VIOLATION, ldv_atomic_add_returnErr2REQUIRES_VIOLATION, ldv_atomic_add_returnErr3REQUIRES_VIOLATION, ldv_atomic_add_returnErr1REQUIRES_VIOLATION, __ldv_list_delErr3REQUIRES_VIOLATION, __ldv_list_delErr2REQUIRES_VIOLATION, __ldv_list_delErr1REQUIRES_VIOLATION, __ldv_list_delErr0REQUIRES_VIOLATION, ldv_kobject_cleanupErr5ASSERT_VIOLATIONMEMORY_FREE, ldv_kobject_cleanupErr6ASSERT_VIOLATIONMEMORY_FREE, ldv_kobject_cleanupErr1REQUIRES_VIOLATION, ldv_kobject_cleanupErr4ASSERT_VIOLATIONMEMORY_FREE, ldv_kobject_cleanupErr7ASSERT_VIOLATIONMEMORY_FREE, ldv_kobject_cleanupErr0REQUIRES_VIOLATION, ldv_kobject_cleanupErr3ASSERT_VIOLATIONMEMORY_FREE, ldv_kobject_cleanupErr2ASSERT_VIOLATIONMEMORY_FREE, ldv_msg_freeErr5ASSERT_VIOLATIONMEMORY_FREE, ldv_msg_freeErr1REQUIRES_VIOLATION, ldv_msg_freeErr6ASSERT_VIOLATIONMEMORY_FREE, ldv_msg_freeErr7ASSERT_VIOLATIONMEMORY_FREE, ldv_msg_freeErr0REQUIRES_VIOLATION, ldv_msg_freeErr4ASSERT_VIOLATIONMEMORY_FREE, ldv_msg_freeErr3ASSERT_VIOLATIONMEMORY_FREE, ldv_msg_freeErr2ASSERT_VIOLATIONMEMORY_FREE, mainErr0ENSURES_VIOLATIONMEMORY_LEAK, LDV_INIT_LIST_HEADErr0REQUIRES_VIOLATION, LDV_INIT_LIST_HEADErr3REQUIRES_VIOLATION, LDV_INIT_LIST_HEADErr2REQUIRES_VIOLATION, LDV_INIT_LIST_HEADErr1REQUIRES_VIOLATION, ldv_list_delErr0REQUIRES_VIOLATION, ldv_list_delErr2REQUIRES_VIOLATION, ldv_list_delErr3REQUIRES_VIOLATION, ldv_list_delErr1REQUIRES_VIOLATION, __ldv_list_addErr3REQUIRES_VIOLATION, __ldv_list_addErr2REQUIRES_VIOLATION, __ldv_list_addErr7REQUIRES_VIOLATION, __ldv_list_addErr1REQUIRES_VIOLATION, __ldv_list_addErr6REQUIRES_VIOLATION, __ldv_list_addErr0REQUIRES_VIOLATION, __ldv_list_addErr5REQUIRES_VIOLATION, __ldv_list_addErr4REQUIRES_VIOLATION, ldv_dev_set_drvdataErr0REQUIRES_VIOLATION, ldv_dev_set_drvdataErr1REQUIRES_VIOLATION, ldv_atomic_sub_returnErr0REQUIRES_VIOLATION, ldv_atomic_sub_returnErr2REQUIRES_VIOLATION, ldv_atomic_sub_returnErr3REQUIRES_VIOLATION, ldv_atomic_sub_returnErr1REQUIRES_VIOLATION, ldv_list_add_tailErr1REQUIRES_VIOLATION, ldv_list_add_tailErr0REQUIRES_VIOLATION, ldv_dev_get_drvdataErr0REQUIRES_VIOLATION, ldv_dev_get_drvdataErr1REQUIRES_VIOLATION, disconnect_6Err4ASSERT_VIOLATIONMEMORY_FREE, disconnect_6Err3ASSERT_VIOLATIONMEMORY_FREE, disconnect_6Err1REQUIRES_VIOLATION, disconnect_6Err2ASSERT_VIOLATIONMEMORY_FREE, disconnect_6Err0REQUIRES_VIOLATION, entry_pointErr0REQUIRES_VIOLATION, entry_pointErr1REQUIRES_VIOLATION, ldv_msg_allocErr1REQUIRES_VIOLATION, ldv_msg_allocErr0REQUIRES_VIOLATION, probe1_6Err0REQUIRES_VIOLATION, probe1_6Err2ASSERT_VIOLATIONMEMORY_FREE, probe1_6Err3ASSERT_VIOLATIONMEMORY_FREE, probe1_6Err4ASSERT_VIOLATIONMEMORY_FREE, probe1_6Err1REQUIRES_VIOLATION]=== [2019-11-15 22:34:34,918 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-11-15 22:34:34,918 INFO L82 PathProgramCache]: Analyzing trace with hash -525110802, now seen corresponding path program 1 times [2019-11-15 22:34:34,918 INFO L157 tionRefinementEngine]: Executing refinement strategy CAMEL [2019-11-15 22:34:34,918 INFO L342 tionRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [323867770] [2019-11-15 22:34:34,919 INFO L116 rtionOrderModulation]: Craig_NestedInterpolation forces the order to NOT_INCREMENTALLY [2019-11-15 22:34:34,919 INFO L116 rtionOrderModulation]: Craig_NestedInterpolation forces the order to NOT_INCREMENTALLY [2019-11-15 22:34:34,919 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-11-15 22:34:34,958 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-15 22:34:35,038 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-15 22:34:35,080 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-15 22:34:35,149 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-15 22:34:35,157 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-11-15 22:34:35,157 INFO L342 tionRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [323867770] [2019-11-15 22:34:35,158 INFO L223 tionRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-11-15 22:34:35,158 INFO L236 tionRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2019-11-15 22:34:35,158 INFO L342 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1876519349] [2019-11-15 22:34:35,159 INFO L442 AbstractCegarLoop]: Interpolant automaton has 7 states [2019-11-15 22:34:35,160 INFO L137 tionRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2019-11-15 22:34:35,160 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2019-11-15 22:34:35,160 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=16, Invalid=26, Unknown=0, NotChecked=0, Total=42 [2019-11-15 22:34:35,160 INFO L87 Difference]: Start difference. First operand 78 states and 90 transitions. Second operand 7 states. [2019-11-15 22:34:35,474 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-11-15 22:34:35,475 INFO L93 Difference]: Finished difference Result 112 states and 124 transitions. [2019-11-15 22:34:35,475 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2019-11-15 22:34:35,475 INFO L78 Accepts]: Start accepts. Automaton has 7 states. Word has length 20 [2019-11-15 22:34:35,476 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-11-15 22:34:35,477 INFO L225 Difference]: With dead ends: 112 [2019-11-15 22:34:35,477 INFO L226 Difference]: Without dead ends: 112 [2019-11-15 22:34:35,478 INFO L600 BasicCegarLoop]: 0 DeclaredPredicates, 14 GetRequests, 6 SyntacticMatches, 0 SemanticMatches, 8 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 2 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=37, Invalid=53, Unknown=0, NotChecked=0, Total=90 [2019-11-15 22:34:35,479 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 112 states. [2019-11-15 22:34:35,486 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 112 to 83. [2019-11-15 22:34:35,486 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 83 states. [2019-11-15 22:34:35,488 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 83 states to 83 states and 96 transitions. [2019-11-15 22:34:35,488 INFO L78 Accepts]: Start accepts. Automaton has 83 states and 96 transitions. Word has length 20 [2019-11-15 22:34:35,488 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-11-15 22:34:35,488 INFO L462 AbstractCegarLoop]: Abstraction has 83 states and 96 transitions. [2019-11-15 22:34:35,488 INFO L463 AbstractCegarLoop]: Interpolant automaton has 7 states. [2019-11-15 22:34:35,489 INFO L276 IsEmpty]: Start isEmpty. Operand 83 states and 96 transitions. [2019-11-15 22:34:35,489 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2019-11-15 22:34:35,490 INFO L372 BasicCegarLoop]: Found error trace [2019-11-15 22:34:35,490 INFO L380 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-11-15 22:34:35,490 INFO L410 AbstractCegarLoop]: === Iteration 3 === [ldv_kref_initErr1REQUIRES_VIOLATION, ldv_kref_initErr0REQUIRES_VIOLATION, ldv_list_addErr0REQUIRES_VIOLATION, ldv_list_addErr1REQUIRES_VIOLATION, ldv_kobject_createErr0REQUIRES_VIOLATION, ldv_kobject_createErr1REQUIRES_VIOLATION, ldv_destroy_msgsErr2REQUIRES_VIOLATION, ldv_destroy_msgsErr3REQUIRES_VIOLATION, ldv_destroy_msgsErr1REQUIRES_VIOLATION, ldv_destroy_msgsErr5REQUIRES_VIOLATION, ldv_destroy_msgsErr0REQUIRES_VIOLATION, ldv_destroy_msgsErr4REQUIRES_VIOLATION, ldv_msg_fillErr4REQUIRES_VIOLATION, ldv_msg_fillErr0REQUIRES_VIOLATION, ldv_msg_fillErr5REQUIRES_VIOLATION, ldv_msg_fillErr1REQUIRES_VIOLATION, ldv_msg_fillErr3REQUIRES_VIOLATION, ldv_msg_fillErr2REQUIRES_VIOLATION, ldv_atomic_add_returnErr0REQUIRES_VIOLATION, ldv_atomic_add_returnErr2REQUIRES_VIOLATION, ldv_atomic_add_returnErr3REQUIRES_VIOLATION, ldv_atomic_add_returnErr1REQUIRES_VIOLATION, __ldv_list_delErr3REQUIRES_VIOLATION, __ldv_list_delErr2REQUIRES_VIOLATION, __ldv_list_delErr1REQUIRES_VIOLATION, __ldv_list_delErr0REQUIRES_VIOLATION, ldv_kobject_cleanupErr5ASSERT_VIOLATIONMEMORY_FREE, ldv_kobject_cleanupErr6ASSERT_VIOLATIONMEMORY_FREE, ldv_kobject_cleanupErr1REQUIRES_VIOLATION, ldv_kobject_cleanupErr4ASSERT_VIOLATIONMEMORY_FREE, ldv_kobject_cleanupErr7ASSERT_VIOLATIONMEMORY_FREE, ldv_kobject_cleanupErr0REQUIRES_VIOLATION, ldv_kobject_cleanupErr3ASSERT_VIOLATIONMEMORY_FREE, ldv_kobject_cleanupErr2ASSERT_VIOLATIONMEMORY_FREE, ldv_msg_freeErr5ASSERT_VIOLATIONMEMORY_FREE, ldv_msg_freeErr1REQUIRES_VIOLATION, ldv_msg_freeErr6ASSERT_VIOLATIONMEMORY_FREE, ldv_msg_freeErr7ASSERT_VIOLATIONMEMORY_FREE, ldv_msg_freeErr0REQUIRES_VIOLATION, ldv_msg_freeErr4ASSERT_VIOLATIONMEMORY_FREE, ldv_msg_freeErr3ASSERT_VIOLATIONMEMORY_FREE, ldv_msg_freeErr2ASSERT_VIOLATIONMEMORY_FREE, mainErr0ENSURES_VIOLATIONMEMORY_LEAK, LDV_INIT_LIST_HEADErr0REQUIRES_VIOLATION, LDV_INIT_LIST_HEADErr3REQUIRES_VIOLATION, LDV_INIT_LIST_HEADErr2REQUIRES_VIOLATION, LDV_INIT_LIST_HEADErr1REQUIRES_VIOLATION, ldv_list_delErr0REQUIRES_VIOLATION, ldv_list_delErr2REQUIRES_VIOLATION, ldv_list_delErr3REQUIRES_VIOLATION, ldv_list_delErr1REQUIRES_VIOLATION, __ldv_list_addErr3REQUIRES_VIOLATION, __ldv_list_addErr2REQUIRES_VIOLATION, __ldv_list_addErr7REQUIRES_VIOLATION, __ldv_list_addErr1REQUIRES_VIOLATION, __ldv_list_addErr6REQUIRES_VIOLATION, __ldv_list_addErr0REQUIRES_VIOLATION, __ldv_list_addErr5REQUIRES_VIOLATION, __ldv_list_addErr4REQUIRES_VIOLATION, ldv_dev_set_drvdataErr0REQUIRES_VIOLATION, ldv_dev_set_drvdataErr1REQUIRES_VIOLATION, ldv_atomic_sub_returnErr0REQUIRES_VIOLATION, ldv_atomic_sub_returnErr2REQUIRES_VIOLATION, ldv_atomic_sub_returnErr3REQUIRES_VIOLATION, ldv_atomic_sub_returnErr1REQUIRES_VIOLATION, ldv_list_add_tailErr1REQUIRES_VIOLATION, ldv_list_add_tailErr0REQUIRES_VIOLATION, ldv_dev_get_drvdataErr0REQUIRES_VIOLATION, ldv_dev_get_drvdataErr1REQUIRES_VIOLATION, disconnect_6Err4ASSERT_VIOLATIONMEMORY_FREE, disconnect_6Err3ASSERT_VIOLATIONMEMORY_FREE, disconnect_6Err1REQUIRES_VIOLATION, disconnect_6Err2ASSERT_VIOLATIONMEMORY_FREE, disconnect_6Err0REQUIRES_VIOLATION, entry_pointErr0REQUIRES_VIOLATION, entry_pointErr1REQUIRES_VIOLATION, ldv_msg_allocErr1REQUIRES_VIOLATION, ldv_msg_allocErr0REQUIRES_VIOLATION, probe1_6Err0REQUIRES_VIOLATION, probe1_6Err2ASSERT_VIOLATIONMEMORY_FREE, probe1_6Err3ASSERT_VIOLATIONMEMORY_FREE, probe1_6Err4ASSERT_VIOLATIONMEMORY_FREE, probe1_6Err1REQUIRES_VIOLATION]=== [2019-11-15 22:34:35,491 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-11-15 22:34:35,491 INFO L82 PathProgramCache]: Analyzing trace with hash -525110801, now seen corresponding path program 1 times [2019-11-15 22:34:35,491 INFO L157 tionRefinementEngine]: Executing refinement strategy CAMEL [2019-11-15 22:34:35,491 INFO L342 tionRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1973905591] [2019-11-15 22:34:35,492 INFO L116 rtionOrderModulation]: Craig_NestedInterpolation forces the order to NOT_INCREMENTALLY [2019-11-15 22:34:35,492 INFO L116 rtionOrderModulation]: Craig_NestedInterpolation forces the order to NOT_INCREMENTALLY [2019-11-15 22:34:35,492 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-11-15 22:34:35,505 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-15 22:34:35,560 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-15 22:34:35,593 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-15 22:34:35,622 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-15 22:34:35,626 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-11-15 22:34:35,627 INFO L342 tionRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1973905591] [2019-11-15 22:34:35,627 INFO L223 tionRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-11-15 22:34:35,627 INFO L236 tionRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2019-11-15 22:34:35,627 INFO L342 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [731104862] [2019-11-15 22:34:35,627 INFO L442 AbstractCegarLoop]: Interpolant automaton has 7 states [2019-11-15 22:34:35,628 INFO L137 tionRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2019-11-15 22:34:35,628 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2019-11-15 22:34:35,630 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=16, Invalid=26, Unknown=0, NotChecked=0, Total=42 [2019-11-15 22:34:35,631 INFO L87 Difference]: Start difference. First operand 83 states and 96 transitions. Second operand 7 states. [2019-11-15 22:34:36,039 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-11-15 22:34:36,039 INFO L93 Difference]: Finished difference Result 127 states and 137 transitions. [2019-11-15 22:34:36,040 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2019-11-15 22:34:36,040 INFO L78 Accepts]: Start accepts. Automaton has 7 states. Word has length 20 [2019-11-15 22:34:36,040 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-11-15 22:34:36,042 INFO L225 Difference]: With dead ends: 127 [2019-11-15 22:34:36,042 INFO L226 Difference]: Without dead ends: 125 [2019-11-15 22:34:36,042 INFO L600 BasicCegarLoop]: 0 DeclaredPredicates, 15 GetRequests, 5 SyntacticMatches, 1 SemanticMatches, 9 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 4 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=43, Invalid=67, Unknown=0, NotChecked=0, Total=110 [2019-11-15 22:34:36,043 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 125 states. [2019-11-15 22:34:36,058 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 125 to 104. [2019-11-15 22:34:36,059 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 104 states. [2019-11-15 22:34:36,061 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 104 states to 104 states and 124 transitions. [2019-11-15 22:34:36,064 INFO L78 Accepts]: Start accepts. Automaton has 104 states and 124 transitions. Word has length 20 [2019-11-15 22:34:36,065 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-11-15 22:34:36,065 INFO L462 AbstractCegarLoop]: Abstraction has 104 states and 124 transitions. [2019-11-15 22:34:36,065 INFO L463 AbstractCegarLoop]: Interpolant automaton has 7 states. [2019-11-15 22:34:36,065 INFO L276 IsEmpty]: Start isEmpty. Operand 104 states and 124 transitions. [2019-11-15 22:34:36,066 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2019-11-15 22:34:36,067 INFO L372 BasicCegarLoop]: Found error trace [2019-11-15 22:34:36,067 INFO L380 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] [2019-11-15 22:34:36,068 INFO L410 AbstractCegarLoop]: === Iteration 4 === [ldv_kref_initErr1REQUIRES_VIOLATION, ldv_kref_initErr0REQUIRES_VIOLATION, ldv_list_addErr0REQUIRES_VIOLATION, ldv_list_addErr1REQUIRES_VIOLATION, ldv_kobject_createErr0REQUIRES_VIOLATION, ldv_kobject_createErr1REQUIRES_VIOLATION, ldv_destroy_msgsErr2REQUIRES_VIOLATION, ldv_destroy_msgsErr3REQUIRES_VIOLATION, ldv_destroy_msgsErr1REQUIRES_VIOLATION, ldv_destroy_msgsErr5REQUIRES_VIOLATION, ldv_destroy_msgsErr0REQUIRES_VIOLATION, ldv_destroy_msgsErr4REQUIRES_VIOLATION, ldv_msg_fillErr4REQUIRES_VIOLATION, ldv_msg_fillErr0REQUIRES_VIOLATION, ldv_msg_fillErr5REQUIRES_VIOLATION, ldv_msg_fillErr1REQUIRES_VIOLATION, ldv_msg_fillErr3REQUIRES_VIOLATION, ldv_msg_fillErr2REQUIRES_VIOLATION, ldv_atomic_add_returnErr0REQUIRES_VIOLATION, ldv_atomic_add_returnErr2REQUIRES_VIOLATION, ldv_atomic_add_returnErr3REQUIRES_VIOLATION, ldv_atomic_add_returnErr1REQUIRES_VIOLATION, __ldv_list_delErr3REQUIRES_VIOLATION, __ldv_list_delErr2REQUIRES_VIOLATION, __ldv_list_delErr1REQUIRES_VIOLATION, __ldv_list_delErr0REQUIRES_VIOLATION, ldv_kobject_cleanupErr5ASSERT_VIOLATIONMEMORY_FREE, ldv_kobject_cleanupErr6ASSERT_VIOLATIONMEMORY_FREE, ldv_kobject_cleanupErr1REQUIRES_VIOLATION, ldv_kobject_cleanupErr4ASSERT_VIOLATIONMEMORY_FREE, ldv_kobject_cleanupErr7ASSERT_VIOLATIONMEMORY_FREE, ldv_kobject_cleanupErr0REQUIRES_VIOLATION, ldv_kobject_cleanupErr3ASSERT_VIOLATIONMEMORY_FREE, ldv_kobject_cleanupErr2ASSERT_VIOLATIONMEMORY_FREE, ldv_msg_freeErr5ASSERT_VIOLATIONMEMORY_FREE, ldv_msg_freeErr1REQUIRES_VIOLATION, ldv_msg_freeErr6ASSERT_VIOLATIONMEMORY_FREE, ldv_msg_freeErr7ASSERT_VIOLATIONMEMORY_FREE, ldv_msg_freeErr0REQUIRES_VIOLATION, ldv_msg_freeErr4ASSERT_VIOLATIONMEMORY_FREE, ldv_msg_freeErr3ASSERT_VIOLATIONMEMORY_FREE, ldv_msg_freeErr2ASSERT_VIOLATIONMEMORY_FREE, mainErr0ENSURES_VIOLATIONMEMORY_LEAK, LDV_INIT_LIST_HEADErr0REQUIRES_VIOLATION, LDV_INIT_LIST_HEADErr3REQUIRES_VIOLATION, LDV_INIT_LIST_HEADErr2REQUIRES_VIOLATION, LDV_INIT_LIST_HEADErr1REQUIRES_VIOLATION, ldv_list_delErr0REQUIRES_VIOLATION, ldv_list_delErr2REQUIRES_VIOLATION, ldv_list_delErr3REQUIRES_VIOLATION, ldv_list_delErr1REQUIRES_VIOLATION, __ldv_list_addErr3REQUIRES_VIOLATION, __ldv_list_addErr2REQUIRES_VIOLATION, __ldv_list_addErr7REQUIRES_VIOLATION, __ldv_list_addErr1REQUIRES_VIOLATION, __ldv_list_addErr6REQUIRES_VIOLATION, __ldv_list_addErr0REQUIRES_VIOLATION, __ldv_list_addErr5REQUIRES_VIOLATION, __ldv_list_addErr4REQUIRES_VIOLATION, ldv_dev_set_drvdataErr0REQUIRES_VIOLATION, ldv_dev_set_drvdataErr1REQUIRES_VIOLATION, ldv_atomic_sub_returnErr0REQUIRES_VIOLATION, ldv_atomic_sub_returnErr2REQUIRES_VIOLATION, ldv_atomic_sub_returnErr3REQUIRES_VIOLATION, ldv_atomic_sub_returnErr1REQUIRES_VIOLATION, ldv_list_add_tailErr1REQUIRES_VIOLATION, ldv_list_add_tailErr0REQUIRES_VIOLATION, ldv_dev_get_drvdataErr0REQUIRES_VIOLATION, ldv_dev_get_drvdataErr1REQUIRES_VIOLATION, disconnect_6Err4ASSERT_VIOLATIONMEMORY_FREE, disconnect_6Err3ASSERT_VIOLATIONMEMORY_FREE, disconnect_6Err1REQUIRES_VIOLATION, disconnect_6Err2ASSERT_VIOLATIONMEMORY_FREE, disconnect_6Err0REQUIRES_VIOLATION, entry_pointErr0REQUIRES_VIOLATION, entry_pointErr1REQUIRES_VIOLATION, ldv_msg_allocErr1REQUIRES_VIOLATION, ldv_msg_allocErr0REQUIRES_VIOLATION, probe1_6Err0REQUIRES_VIOLATION, probe1_6Err2ASSERT_VIOLATIONMEMORY_FREE, probe1_6Err3ASSERT_VIOLATIONMEMORY_FREE, probe1_6Err4ASSERT_VIOLATIONMEMORY_FREE, probe1_6Err1REQUIRES_VIOLATION]=== [2019-11-15 22:34:36,069 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-11-15 22:34:36,069 INFO L82 PathProgramCache]: Analyzing trace with hash 1395288190, now seen corresponding path program 1 times [2019-11-15 22:34:36,069 INFO L157 tionRefinementEngine]: Executing refinement strategy CAMEL [2019-11-15 22:34:36,070 INFO L342 tionRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [324703804] [2019-11-15 22:34:36,070 INFO L116 rtionOrderModulation]: Craig_NestedInterpolation forces the order to NOT_INCREMENTALLY [2019-11-15 22:34:36,070 INFO L116 rtionOrderModulation]: Craig_NestedInterpolation forces the order to NOT_INCREMENTALLY [2019-11-15 22:34:36,070 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-11-15 22:34:36,091 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-15 22:34:36,144 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-15 22:34:36,158 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-15 22:34:36,173 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-15 22:34:36,176 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-11-15 22:34:36,176 INFO L342 tionRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [324703804] [2019-11-15 22:34:36,177 INFO L223 tionRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-11-15 22:34:36,177 INFO L236 tionRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2019-11-15 22:34:36,177 INFO L342 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1818882293] [2019-11-15 22:34:36,177 INFO L442 AbstractCegarLoop]: Interpolant automaton has 7 states [2019-11-15 22:34:36,178 INFO L137 tionRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2019-11-15 22:34:36,178 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2019-11-15 22:34:36,178 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=12, Invalid=30, Unknown=0, NotChecked=0, Total=42 [2019-11-15 22:34:36,178 INFO L87 Difference]: Start difference. First operand 104 states and 124 transitions. Second operand 7 states. [2019-11-15 22:34:36,506 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-11-15 22:34:36,506 INFO L93 Difference]: Finished difference Result 108 states and 124 transitions. [2019-11-15 22:34:36,507 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2019-11-15 22:34:36,507 INFO L78 Accepts]: Start accepts. Automaton has 7 states. Word has length 22 [2019-11-15 22:34:36,507 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-11-15 22:34:36,509 INFO L225 Difference]: With dead ends: 108 [2019-11-15 22:34:36,509 INFO L226 Difference]: Without dead ends: 108 [2019-11-15 22:34:36,510 INFO L600 BasicCegarLoop]: 0 DeclaredPredicates, 14 GetRequests, 6 SyntacticMatches, 0 SemanticMatches, 8 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 4 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=27, Invalid=63, Unknown=0, NotChecked=0, Total=90 [2019-11-15 22:34:36,510 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 108 states. [2019-11-15 22:34:36,517 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 108 to 103. [2019-11-15 22:34:36,518 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 103 states. [2019-11-15 22:34:36,520 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 103 states to 103 states and 122 transitions. [2019-11-15 22:34:36,520 INFO L78 Accepts]: Start accepts. Automaton has 103 states and 122 transitions. Word has length 22 [2019-11-15 22:34:36,520 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-11-15 22:34:36,520 INFO L462 AbstractCegarLoop]: Abstraction has 103 states and 122 transitions. [2019-11-15 22:34:36,520 INFO L463 AbstractCegarLoop]: Interpolant automaton has 7 states. [2019-11-15 22:34:36,520 INFO L276 IsEmpty]: Start isEmpty. Operand 103 states and 122 transitions. [2019-11-15 22:34:36,521 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2019-11-15 22:34:36,521 INFO L372 BasicCegarLoop]: Found error trace [2019-11-15 22:34:36,521 INFO L380 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] [2019-11-15 22:34:36,522 INFO L410 AbstractCegarLoop]: === Iteration 5 === [ldv_kref_initErr1REQUIRES_VIOLATION, ldv_kref_initErr0REQUIRES_VIOLATION, ldv_list_addErr0REQUIRES_VIOLATION, ldv_list_addErr1REQUIRES_VIOLATION, ldv_kobject_createErr0REQUIRES_VIOLATION, ldv_kobject_createErr1REQUIRES_VIOLATION, ldv_destroy_msgsErr2REQUIRES_VIOLATION, ldv_destroy_msgsErr3REQUIRES_VIOLATION, ldv_destroy_msgsErr1REQUIRES_VIOLATION, ldv_destroy_msgsErr5REQUIRES_VIOLATION, ldv_destroy_msgsErr0REQUIRES_VIOLATION, ldv_destroy_msgsErr4REQUIRES_VIOLATION, ldv_msg_fillErr4REQUIRES_VIOLATION, ldv_msg_fillErr0REQUIRES_VIOLATION, ldv_msg_fillErr5REQUIRES_VIOLATION, ldv_msg_fillErr1REQUIRES_VIOLATION, ldv_msg_fillErr3REQUIRES_VIOLATION, ldv_msg_fillErr2REQUIRES_VIOLATION, ldv_atomic_add_returnErr0REQUIRES_VIOLATION, ldv_atomic_add_returnErr2REQUIRES_VIOLATION, ldv_atomic_add_returnErr3REQUIRES_VIOLATION, ldv_atomic_add_returnErr1REQUIRES_VIOLATION, __ldv_list_delErr3REQUIRES_VIOLATION, __ldv_list_delErr2REQUIRES_VIOLATION, __ldv_list_delErr1REQUIRES_VIOLATION, __ldv_list_delErr0REQUIRES_VIOLATION, ldv_kobject_cleanupErr5ASSERT_VIOLATIONMEMORY_FREE, ldv_kobject_cleanupErr6ASSERT_VIOLATIONMEMORY_FREE, ldv_kobject_cleanupErr1REQUIRES_VIOLATION, ldv_kobject_cleanupErr4ASSERT_VIOLATIONMEMORY_FREE, ldv_kobject_cleanupErr7ASSERT_VIOLATIONMEMORY_FREE, ldv_kobject_cleanupErr0REQUIRES_VIOLATION, ldv_kobject_cleanupErr3ASSERT_VIOLATIONMEMORY_FREE, ldv_kobject_cleanupErr2ASSERT_VIOLATIONMEMORY_FREE, ldv_msg_freeErr5ASSERT_VIOLATIONMEMORY_FREE, ldv_msg_freeErr1REQUIRES_VIOLATION, ldv_msg_freeErr6ASSERT_VIOLATIONMEMORY_FREE, ldv_msg_freeErr7ASSERT_VIOLATIONMEMORY_FREE, ldv_msg_freeErr0REQUIRES_VIOLATION, ldv_msg_freeErr4ASSERT_VIOLATIONMEMORY_FREE, ldv_msg_freeErr3ASSERT_VIOLATIONMEMORY_FREE, ldv_msg_freeErr2ASSERT_VIOLATIONMEMORY_FREE, mainErr0ENSURES_VIOLATIONMEMORY_LEAK, LDV_INIT_LIST_HEADErr0REQUIRES_VIOLATION, LDV_INIT_LIST_HEADErr3REQUIRES_VIOLATION, LDV_INIT_LIST_HEADErr2REQUIRES_VIOLATION, LDV_INIT_LIST_HEADErr1REQUIRES_VIOLATION, ldv_list_delErr0REQUIRES_VIOLATION, ldv_list_delErr2REQUIRES_VIOLATION, ldv_list_delErr3REQUIRES_VIOLATION, ldv_list_delErr1REQUIRES_VIOLATION, __ldv_list_addErr3REQUIRES_VIOLATION, __ldv_list_addErr2REQUIRES_VIOLATION, __ldv_list_addErr7REQUIRES_VIOLATION, __ldv_list_addErr1REQUIRES_VIOLATION, __ldv_list_addErr6REQUIRES_VIOLATION, __ldv_list_addErr0REQUIRES_VIOLATION, __ldv_list_addErr5REQUIRES_VIOLATION, __ldv_list_addErr4REQUIRES_VIOLATION, ldv_dev_set_drvdataErr0REQUIRES_VIOLATION, ldv_dev_set_drvdataErr1REQUIRES_VIOLATION, ldv_atomic_sub_returnErr0REQUIRES_VIOLATION, ldv_atomic_sub_returnErr2REQUIRES_VIOLATION, ldv_atomic_sub_returnErr3REQUIRES_VIOLATION, ldv_atomic_sub_returnErr1REQUIRES_VIOLATION, ldv_list_add_tailErr1REQUIRES_VIOLATION, ldv_list_add_tailErr0REQUIRES_VIOLATION, ldv_dev_get_drvdataErr0REQUIRES_VIOLATION, ldv_dev_get_drvdataErr1REQUIRES_VIOLATION, disconnect_6Err4ASSERT_VIOLATIONMEMORY_FREE, disconnect_6Err3ASSERT_VIOLATIONMEMORY_FREE, disconnect_6Err1REQUIRES_VIOLATION, disconnect_6Err2ASSERT_VIOLATIONMEMORY_FREE, disconnect_6Err0REQUIRES_VIOLATION, entry_pointErr0REQUIRES_VIOLATION, entry_pointErr1REQUIRES_VIOLATION, ldv_msg_allocErr1REQUIRES_VIOLATION, ldv_msg_allocErr0REQUIRES_VIOLATION, probe1_6Err0REQUIRES_VIOLATION, probe1_6Err2ASSERT_VIOLATIONMEMORY_FREE, probe1_6Err3ASSERT_VIOLATIONMEMORY_FREE, probe1_6Err4ASSERT_VIOLATIONMEMORY_FREE, probe1_6Err1REQUIRES_VIOLATION]=== [2019-11-15 22:34:36,522 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-11-15 22:34:36,522 INFO L82 PathProgramCache]: Analyzing trace with hash -2120273017, now seen corresponding path program 1 times [2019-11-15 22:34:36,522 INFO L157 tionRefinementEngine]: Executing refinement strategy CAMEL [2019-11-15 22:34:36,523 INFO L342 tionRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [266084945] [2019-11-15 22:34:36,523 INFO L116 rtionOrderModulation]: Craig_NestedInterpolation forces the order to NOT_INCREMENTALLY [2019-11-15 22:34:36,523 INFO L116 rtionOrderModulation]: Craig_NestedInterpolation forces the order to NOT_INCREMENTALLY [2019-11-15 22:34:36,523 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-11-15 22:34:36,532 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-15 22:34:36,612 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-15 22:34:36,650 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-15 22:34:36,706 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-15 22:34:36,710 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-11-15 22:34:36,710 INFO L342 tionRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [266084945] [2019-11-15 22:34:36,711 INFO L223 tionRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-11-15 22:34:36,711 INFO L236 tionRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2019-11-15 22:34:36,711 INFO L342 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [679791036] [2019-11-15 22:34:36,711 INFO L442 AbstractCegarLoop]: Interpolant automaton has 9 states [2019-11-15 22:34:36,712 INFO L137 tionRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2019-11-15 22:34:36,712 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2019-11-15 22:34:36,712 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=20, Invalid=52, Unknown=0, NotChecked=0, Total=72 [2019-11-15 22:34:36,712 INFO L87 Difference]: Start difference. First operand 103 states and 122 transitions. Second operand 9 states. [2019-11-15 22:34:37,232 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-11-15 22:34:37,232 INFO L93 Difference]: Finished difference Result 129 states and 150 transitions. [2019-11-15 22:34:37,232 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2019-11-15 22:34:37,232 INFO L78 Accepts]: Start accepts. Automaton has 9 states. Word has length 22 [2019-11-15 22:34:37,233 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-11-15 22:34:37,234 INFO L225 Difference]: With dead ends: 129 [2019-11-15 22:34:37,234 INFO L226 Difference]: Without dead ends: 129 [2019-11-15 22:34:37,234 INFO L600 BasicCegarLoop]: 0 DeclaredPredicates, 19 GetRequests, 6 SyntacticMatches, 0 SemanticMatches, 13 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 10 ImplicationChecksByTransitivity, 0.3s TimeCoverageRelationStatistics Valid=74, Invalid=136, Unknown=0, NotChecked=0, Total=210 [2019-11-15 22:34:37,235 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 129 states. [2019-11-15 22:34:37,243 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 129 to 109. [2019-11-15 22:34:37,245 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 109 states. [2019-11-15 22:34:37,247 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 109 states to 109 states and 132 transitions. [2019-11-15 22:34:37,247 INFO L78 Accepts]: Start accepts. Automaton has 109 states and 132 transitions. Word has length 22 [2019-11-15 22:34:37,247 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-11-15 22:34:37,248 INFO L462 AbstractCegarLoop]: Abstraction has 109 states and 132 transitions. [2019-11-15 22:34:37,248 INFO L463 AbstractCegarLoop]: Interpolant automaton has 9 states. [2019-11-15 22:34:37,248 INFO L276 IsEmpty]: Start isEmpty. Operand 109 states and 132 transitions. [2019-11-15 22:34:37,249 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2019-11-15 22:34:37,249 INFO L372 BasicCegarLoop]: Found error trace [2019-11-15 22:34:37,249 INFO L380 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] [2019-11-15 22:34:37,250 INFO L410 AbstractCegarLoop]: === Iteration 6 === [ldv_kref_initErr1REQUIRES_VIOLATION, ldv_kref_initErr0REQUIRES_VIOLATION, ldv_list_addErr0REQUIRES_VIOLATION, ldv_list_addErr1REQUIRES_VIOLATION, ldv_kobject_createErr0REQUIRES_VIOLATION, ldv_kobject_createErr1REQUIRES_VIOLATION, ldv_destroy_msgsErr2REQUIRES_VIOLATION, ldv_destroy_msgsErr3REQUIRES_VIOLATION, ldv_destroy_msgsErr1REQUIRES_VIOLATION, ldv_destroy_msgsErr5REQUIRES_VIOLATION, ldv_destroy_msgsErr0REQUIRES_VIOLATION, ldv_destroy_msgsErr4REQUIRES_VIOLATION, ldv_msg_fillErr4REQUIRES_VIOLATION, ldv_msg_fillErr0REQUIRES_VIOLATION, ldv_msg_fillErr5REQUIRES_VIOLATION, ldv_msg_fillErr1REQUIRES_VIOLATION, ldv_msg_fillErr3REQUIRES_VIOLATION, ldv_msg_fillErr2REQUIRES_VIOLATION, ldv_atomic_add_returnErr0REQUIRES_VIOLATION, ldv_atomic_add_returnErr2REQUIRES_VIOLATION, ldv_atomic_add_returnErr3REQUIRES_VIOLATION, ldv_atomic_add_returnErr1REQUIRES_VIOLATION, __ldv_list_delErr3REQUIRES_VIOLATION, __ldv_list_delErr2REQUIRES_VIOLATION, __ldv_list_delErr1REQUIRES_VIOLATION, __ldv_list_delErr0REQUIRES_VIOLATION, ldv_kobject_cleanupErr5ASSERT_VIOLATIONMEMORY_FREE, ldv_kobject_cleanupErr6ASSERT_VIOLATIONMEMORY_FREE, ldv_kobject_cleanupErr1REQUIRES_VIOLATION, ldv_kobject_cleanupErr4ASSERT_VIOLATIONMEMORY_FREE, ldv_kobject_cleanupErr7ASSERT_VIOLATIONMEMORY_FREE, ldv_kobject_cleanupErr0REQUIRES_VIOLATION, ldv_kobject_cleanupErr3ASSERT_VIOLATIONMEMORY_FREE, ldv_kobject_cleanupErr2ASSERT_VIOLATIONMEMORY_FREE, ldv_msg_freeErr5ASSERT_VIOLATIONMEMORY_FREE, ldv_msg_freeErr1REQUIRES_VIOLATION, ldv_msg_freeErr6ASSERT_VIOLATIONMEMORY_FREE, ldv_msg_freeErr7ASSERT_VIOLATIONMEMORY_FREE, ldv_msg_freeErr0REQUIRES_VIOLATION, ldv_msg_freeErr4ASSERT_VIOLATIONMEMORY_FREE, ldv_msg_freeErr3ASSERT_VIOLATIONMEMORY_FREE, ldv_msg_freeErr2ASSERT_VIOLATIONMEMORY_FREE, mainErr0ENSURES_VIOLATIONMEMORY_LEAK, LDV_INIT_LIST_HEADErr0REQUIRES_VIOLATION, LDV_INIT_LIST_HEADErr3REQUIRES_VIOLATION, LDV_INIT_LIST_HEADErr2REQUIRES_VIOLATION, LDV_INIT_LIST_HEADErr1REQUIRES_VIOLATION, ldv_list_delErr0REQUIRES_VIOLATION, ldv_list_delErr2REQUIRES_VIOLATION, ldv_list_delErr3REQUIRES_VIOLATION, ldv_list_delErr1REQUIRES_VIOLATION, __ldv_list_addErr3REQUIRES_VIOLATION, __ldv_list_addErr2REQUIRES_VIOLATION, __ldv_list_addErr7REQUIRES_VIOLATION, __ldv_list_addErr1REQUIRES_VIOLATION, __ldv_list_addErr6REQUIRES_VIOLATION, __ldv_list_addErr0REQUIRES_VIOLATION, __ldv_list_addErr5REQUIRES_VIOLATION, __ldv_list_addErr4REQUIRES_VIOLATION, ldv_dev_set_drvdataErr0REQUIRES_VIOLATION, ldv_dev_set_drvdataErr1REQUIRES_VIOLATION, ldv_atomic_sub_returnErr0REQUIRES_VIOLATION, ldv_atomic_sub_returnErr2REQUIRES_VIOLATION, ldv_atomic_sub_returnErr3REQUIRES_VIOLATION, ldv_atomic_sub_returnErr1REQUIRES_VIOLATION, ldv_list_add_tailErr1REQUIRES_VIOLATION, ldv_list_add_tailErr0REQUIRES_VIOLATION, ldv_dev_get_drvdataErr0REQUIRES_VIOLATION, ldv_dev_get_drvdataErr1REQUIRES_VIOLATION, disconnect_6Err4ASSERT_VIOLATIONMEMORY_FREE, disconnect_6Err3ASSERT_VIOLATIONMEMORY_FREE, disconnect_6Err1REQUIRES_VIOLATION, disconnect_6Err2ASSERT_VIOLATIONMEMORY_FREE, disconnect_6Err0REQUIRES_VIOLATION, entry_pointErr0REQUIRES_VIOLATION, entry_pointErr1REQUIRES_VIOLATION, ldv_msg_allocErr1REQUIRES_VIOLATION, ldv_msg_allocErr0REQUIRES_VIOLATION, probe1_6Err0REQUIRES_VIOLATION, probe1_6Err2ASSERT_VIOLATIONMEMORY_FREE, probe1_6Err3ASSERT_VIOLATIONMEMORY_FREE, probe1_6Err4ASSERT_VIOLATIONMEMORY_FREE, probe1_6Err1REQUIRES_VIOLATION]=== [2019-11-15 22:34:37,250 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-11-15 22:34:37,250 INFO L82 PathProgramCache]: Analyzing trace with hash -2120273016, now seen corresponding path program 1 times [2019-11-15 22:34:37,250 INFO L157 tionRefinementEngine]: Executing refinement strategy CAMEL [2019-11-15 22:34:37,250 INFO L342 tionRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1626303104] [2019-11-15 22:34:37,251 INFO L116 rtionOrderModulation]: Craig_NestedInterpolation forces the order to NOT_INCREMENTALLY [2019-11-15 22:34:37,251 INFO L116 rtionOrderModulation]: Craig_NestedInterpolation forces the order to NOT_INCREMENTALLY [2019-11-15 22:34:37,251 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-11-15 22:34:37,260 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-15 22:34:37,296 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-15 22:34:37,316 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-15 22:34:37,351 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-15 22:34:37,355 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-11-15 22:34:37,355 INFO L342 tionRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1626303104] [2019-11-15 22:34:37,355 INFO L223 tionRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-11-15 22:34:37,356 INFO L236 tionRefinementEngine]: Number of different interpolants: perfect sequences [9] imperfect sequences [] total 9 [2019-11-15 22:34:37,356 INFO L342 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [56110064] [2019-11-15 22:34:37,356 INFO L442 AbstractCegarLoop]: Interpolant automaton has 9 states [2019-11-15 22:34:37,356 INFO L137 tionRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2019-11-15 22:34:37,357 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2019-11-15 22:34:37,357 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=17, Invalid=55, Unknown=0, NotChecked=0, Total=72 [2019-11-15 22:34:37,357 INFO L87 Difference]: Start difference. First operand 109 states and 132 transitions. Second operand 9 states. [2019-11-15 22:34:37,807 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-11-15 22:34:37,807 INFO L93 Difference]: Finished difference Result 117 states and 135 transitions. [2019-11-15 22:34:37,807 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2019-11-15 22:34:37,807 INFO L78 Accepts]: Start accepts. Automaton has 9 states. Word has length 22 [2019-11-15 22:34:37,808 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-11-15 22:34:37,808 INFO L225 Difference]: With dead ends: 117 [2019-11-15 22:34:37,809 INFO L226 Difference]: Without dead ends: 113 [2019-11-15 22:34:37,809 INFO L600 BasicCegarLoop]: 0 DeclaredPredicates, 17 GetRequests, 5 SyntacticMatches, 0 SemanticMatches, 12 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 5 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=52, Invalid=130, Unknown=0, NotChecked=0, Total=182 [2019-11-15 22:34:37,809 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 113 states. [2019-11-15 22:34:37,815 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 113 to 109. [2019-11-15 22:34:37,815 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 109 states. [2019-11-15 22:34:37,816 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 109 states to 109 states and 131 transitions. [2019-11-15 22:34:37,817 INFO L78 Accepts]: Start accepts. Automaton has 109 states and 131 transitions. Word has length 22 [2019-11-15 22:34:37,817 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-11-15 22:34:37,817 INFO L462 AbstractCegarLoop]: Abstraction has 109 states and 131 transitions. [2019-11-15 22:34:37,817 INFO L463 AbstractCegarLoop]: Interpolant automaton has 9 states. [2019-11-15 22:34:37,817 INFO L276 IsEmpty]: Start isEmpty. Operand 109 states and 131 transitions. [2019-11-15 22:34:37,818 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2019-11-15 22:34:37,818 INFO L372 BasicCegarLoop]: Found error trace [2019-11-15 22:34:37,818 INFO L380 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] [2019-11-15 22:34:37,819 INFO L410 AbstractCegarLoop]: === Iteration 7 === [ldv_kref_initErr1REQUIRES_VIOLATION, ldv_kref_initErr0REQUIRES_VIOLATION, ldv_list_addErr0REQUIRES_VIOLATION, ldv_list_addErr1REQUIRES_VIOLATION, ldv_kobject_createErr0REQUIRES_VIOLATION, ldv_kobject_createErr1REQUIRES_VIOLATION, ldv_destroy_msgsErr2REQUIRES_VIOLATION, ldv_destroy_msgsErr3REQUIRES_VIOLATION, ldv_destroy_msgsErr1REQUIRES_VIOLATION, ldv_destroy_msgsErr5REQUIRES_VIOLATION, ldv_destroy_msgsErr0REQUIRES_VIOLATION, ldv_destroy_msgsErr4REQUIRES_VIOLATION, ldv_msg_fillErr4REQUIRES_VIOLATION, ldv_msg_fillErr0REQUIRES_VIOLATION, ldv_msg_fillErr5REQUIRES_VIOLATION, ldv_msg_fillErr1REQUIRES_VIOLATION, ldv_msg_fillErr3REQUIRES_VIOLATION, ldv_msg_fillErr2REQUIRES_VIOLATION, ldv_atomic_add_returnErr0REQUIRES_VIOLATION, ldv_atomic_add_returnErr2REQUIRES_VIOLATION, ldv_atomic_add_returnErr3REQUIRES_VIOLATION, ldv_atomic_add_returnErr1REQUIRES_VIOLATION, __ldv_list_delErr3REQUIRES_VIOLATION, __ldv_list_delErr2REQUIRES_VIOLATION, __ldv_list_delErr1REQUIRES_VIOLATION, __ldv_list_delErr0REQUIRES_VIOLATION, ldv_kobject_cleanupErr5ASSERT_VIOLATIONMEMORY_FREE, ldv_kobject_cleanupErr6ASSERT_VIOLATIONMEMORY_FREE, ldv_kobject_cleanupErr1REQUIRES_VIOLATION, ldv_kobject_cleanupErr4ASSERT_VIOLATIONMEMORY_FREE, ldv_kobject_cleanupErr7ASSERT_VIOLATIONMEMORY_FREE, ldv_kobject_cleanupErr0REQUIRES_VIOLATION, ldv_kobject_cleanupErr3ASSERT_VIOLATIONMEMORY_FREE, ldv_kobject_cleanupErr2ASSERT_VIOLATIONMEMORY_FREE, ldv_msg_freeErr5ASSERT_VIOLATIONMEMORY_FREE, ldv_msg_freeErr1REQUIRES_VIOLATION, ldv_msg_freeErr6ASSERT_VIOLATIONMEMORY_FREE, ldv_msg_freeErr7ASSERT_VIOLATIONMEMORY_FREE, ldv_msg_freeErr0REQUIRES_VIOLATION, ldv_msg_freeErr4ASSERT_VIOLATIONMEMORY_FREE, ldv_msg_freeErr3ASSERT_VIOLATIONMEMORY_FREE, ldv_msg_freeErr2ASSERT_VIOLATIONMEMORY_FREE, mainErr0ENSURES_VIOLATIONMEMORY_LEAK, LDV_INIT_LIST_HEADErr0REQUIRES_VIOLATION, LDV_INIT_LIST_HEADErr3REQUIRES_VIOLATION, LDV_INIT_LIST_HEADErr2REQUIRES_VIOLATION, LDV_INIT_LIST_HEADErr1REQUIRES_VIOLATION, ldv_list_delErr0REQUIRES_VIOLATION, ldv_list_delErr2REQUIRES_VIOLATION, ldv_list_delErr3REQUIRES_VIOLATION, ldv_list_delErr1REQUIRES_VIOLATION, __ldv_list_addErr3REQUIRES_VIOLATION, __ldv_list_addErr2REQUIRES_VIOLATION, __ldv_list_addErr7REQUIRES_VIOLATION, __ldv_list_addErr1REQUIRES_VIOLATION, __ldv_list_addErr6REQUIRES_VIOLATION, __ldv_list_addErr0REQUIRES_VIOLATION, __ldv_list_addErr5REQUIRES_VIOLATION, __ldv_list_addErr4REQUIRES_VIOLATION, ldv_dev_set_drvdataErr0REQUIRES_VIOLATION, ldv_dev_set_drvdataErr1REQUIRES_VIOLATION, ldv_atomic_sub_returnErr0REQUIRES_VIOLATION, ldv_atomic_sub_returnErr2REQUIRES_VIOLATION, ldv_atomic_sub_returnErr3REQUIRES_VIOLATION, ldv_atomic_sub_returnErr1REQUIRES_VIOLATION, ldv_list_add_tailErr1REQUIRES_VIOLATION, ldv_list_add_tailErr0REQUIRES_VIOLATION, ldv_dev_get_drvdataErr0REQUIRES_VIOLATION, ldv_dev_get_drvdataErr1REQUIRES_VIOLATION, disconnect_6Err4ASSERT_VIOLATIONMEMORY_FREE, disconnect_6Err3ASSERT_VIOLATIONMEMORY_FREE, disconnect_6Err1REQUIRES_VIOLATION, disconnect_6Err2ASSERT_VIOLATIONMEMORY_FREE, disconnect_6Err0REQUIRES_VIOLATION, entry_pointErr0REQUIRES_VIOLATION, entry_pointErr1REQUIRES_VIOLATION, ldv_msg_allocErr1REQUIRES_VIOLATION, ldv_msg_allocErr0REQUIRES_VIOLATION, probe1_6Err0REQUIRES_VIOLATION, probe1_6Err2ASSERT_VIOLATIONMEMORY_FREE, probe1_6Err3ASSERT_VIOLATIONMEMORY_FREE, probe1_6Err4ASSERT_VIOLATIONMEMORY_FREE, probe1_6Err1REQUIRES_VIOLATION]=== [2019-11-15 22:34:37,819 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-11-15 22:34:37,819 INFO L82 PathProgramCache]: Analyzing trace with hash 304261373, now seen corresponding path program 1 times [2019-11-15 22:34:37,819 INFO L157 tionRefinementEngine]: Executing refinement strategy CAMEL [2019-11-15 22:34:37,819 INFO L342 tionRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1503275943] [2019-11-15 22:34:37,819 INFO L116 rtionOrderModulation]: Craig_NestedInterpolation forces the order to NOT_INCREMENTALLY [2019-11-15 22:34:37,819 INFO L116 rtionOrderModulation]: Craig_NestedInterpolation forces the order to NOT_INCREMENTALLY [2019-11-15 22:34:37,820 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-11-15 22:34:37,829 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-15 22:34:37,897 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-15 22:34:37,912 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-15 22:34:37,925 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-15 22:34:37,927 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-11-15 22:34:37,928 INFO L342 tionRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1503275943] [2019-11-15 22:34:37,928 INFO L223 tionRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-11-15 22:34:37,928 INFO L236 tionRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2019-11-15 22:34:37,928 INFO L342 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [554185550] [2019-11-15 22:34:37,928 INFO L442 AbstractCegarLoop]: Interpolant automaton has 7 states [2019-11-15 22:34:37,928 INFO L137 tionRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2019-11-15 22:34:37,929 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2019-11-15 22:34:37,929 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=12, Invalid=30, Unknown=0, NotChecked=0, Total=42 [2019-11-15 22:34:37,929 INFO L87 Difference]: Start difference. First operand 109 states and 131 transitions. Second operand 7 states. [2019-11-15 22:34:38,207 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-11-15 22:34:38,207 INFO L93 Difference]: Finished difference Result 112 states and 130 transitions. [2019-11-15 22:34:38,208 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2019-11-15 22:34:38,208 INFO L78 Accepts]: Start accepts. Automaton has 7 states. Word has length 23 [2019-11-15 22:34:38,209 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-11-15 22:34:38,210 INFO L225 Difference]: With dead ends: 112 [2019-11-15 22:34:38,210 INFO L226 Difference]: Without dead ends: 112 [2019-11-15 22:34:38,210 INFO L600 BasicCegarLoop]: 0 DeclaredPredicates, 11 GetRequests, 5 SyntacticMatches, 0 SemanticMatches, 6 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=17, Invalid=39, Unknown=0, NotChecked=0, Total=56 [2019-11-15 22:34:38,210 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 112 states. [2019-11-15 22:34:38,215 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 112 to 109. [2019-11-15 22:34:38,215 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 109 states. [2019-11-15 22:34:38,221 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 109 states to 109 states and 130 transitions. [2019-11-15 22:34:38,222 INFO L78 Accepts]: Start accepts. Automaton has 109 states and 130 transitions. Word has length 23 [2019-11-15 22:34:38,223 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-11-15 22:34:38,223 INFO L462 AbstractCegarLoop]: Abstraction has 109 states and 130 transitions. [2019-11-15 22:34:38,224 INFO L463 AbstractCegarLoop]: Interpolant automaton has 7 states. [2019-11-15 22:34:38,224 INFO L276 IsEmpty]: Start isEmpty. Operand 109 states and 130 transitions. [2019-11-15 22:34:38,225 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2019-11-15 22:34:38,226 INFO L372 BasicCegarLoop]: Found error trace [2019-11-15 22:34:38,226 INFO L380 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] [2019-11-15 22:34:38,227 INFO L410 AbstractCegarLoop]: === Iteration 8 === [ldv_kref_initErr1REQUIRES_VIOLATION, ldv_kref_initErr0REQUIRES_VIOLATION, ldv_list_addErr0REQUIRES_VIOLATION, ldv_list_addErr1REQUIRES_VIOLATION, ldv_kobject_createErr0REQUIRES_VIOLATION, ldv_kobject_createErr1REQUIRES_VIOLATION, ldv_destroy_msgsErr2REQUIRES_VIOLATION, ldv_destroy_msgsErr3REQUIRES_VIOLATION, ldv_destroy_msgsErr1REQUIRES_VIOLATION, ldv_destroy_msgsErr5REQUIRES_VIOLATION, ldv_destroy_msgsErr0REQUIRES_VIOLATION, ldv_destroy_msgsErr4REQUIRES_VIOLATION, ldv_msg_fillErr4REQUIRES_VIOLATION, ldv_msg_fillErr0REQUIRES_VIOLATION, ldv_msg_fillErr5REQUIRES_VIOLATION, ldv_msg_fillErr1REQUIRES_VIOLATION, ldv_msg_fillErr3REQUIRES_VIOLATION, ldv_msg_fillErr2REQUIRES_VIOLATION, ldv_atomic_add_returnErr0REQUIRES_VIOLATION, ldv_atomic_add_returnErr2REQUIRES_VIOLATION, ldv_atomic_add_returnErr3REQUIRES_VIOLATION, ldv_atomic_add_returnErr1REQUIRES_VIOLATION, __ldv_list_delErr3REQUIRES_VIOLATION, __ldv_list_delErr2REQUIRES_VIOLATION, __ldv_list_delErr1REQUIRES_VIOLATION, __ldv_list_delErr0REQUIRES_VIOLATION, ldv_kobject_cleanupErr5ASSERT_VIOLATIONMEMORY_FREE, ldv_kobject_cleanupErr6ASSERT_VIOLATIONMEMORY_FREE, ldv_kobject_cleanupErr1REQUIRES_VIOLATION, ldv_kobject_cleanupErr4ASSERT_VIOLATIONMEMORY_FREE, ldv_kobject_cleanupErr7ASSERT_VIOLATIONMEMORY_FREE, ldv_kobject_cleanupErr0REQUIRES_VIOLATION, ldv_kobject_cleanupErr3ASSERT_VIOLATIONMEMORY_FREE, ldv_kobject_cleanupErr2ASSERT_VIOLATIONMEMORY_FREE, ldv_msg_freeErr5ASSERT_VIOLATIONMEMORY_FREE, ldv_msg_freeErr1REQUIRES_VIOLATION, ldv_msg_freeErr6ASSERT_VIOLATIONMEMORY_FREE, ldv_msg_freeErr7ASSERT_VIOLATIONMEMORY_FREE, ldv_msg_freeErr0REQUIRES_VIOLATION, ldv_msg_freeErr4ASSERT_VIOLATIONMEMORY_FREE, ldv_msg_freeErr3ASSERT_VIOLATIONMEMORY_FREE, ldv_msg_freeErr2ASSERT_VIOLATIONMEMORY_FREE, mainErr0ENSURES_VIOLATIONMEMORY_LEAK, LDV_INIT_LIST_HEADErr0REQUIRES_VIOLATION, LDV_INIT_LIST_HEADErr3REQUIRES_VIOLATION, LDV_INIT_LIST_HEADErr2REQUIRES_VIOLATION, LDV_INIT_LIST_HEADErr1REQUIRES_VIOLATION, ldv_list_delErr0REQUIRES_VIOLATION, ldv_list_delErr2REQUIRES_VIOLATION, ldv_list_delErr3REQUIRES_VIOLATION, ldv_list_delErr1REQUIRES_VIOLATION, __ldv_list_addErr3REQUIRES_VIOLATION, __ldv_list_addErr2REQUIRES_VIOLATION, __ldv_list_addErr7REQUIRES_VIOLATION, __ldv_list_addErr1REQUIRES_VIOLATION, __ldv_list_addErr6REQUIRES_VIOLATION, __ldv_list_addErr0REQUIRES_VIOLATION, __ldv_list_addErr5REQUIRES_VIOLATION, __ldv_list_addErr4REQUIRES_VIOLATION, ldv_dev_set_drvdataErr0REQUIRES_VIOLATION, ldv_dev_set_drvdataErr1REQUIRES_VIOLATION, ldv_atomic_sub_returnErr0REQUIRES_VIOLATION, ldv_atomic_sub_returnErr2REQUIRES_VIOLATION, ldv_atomic_sub_returnErr3REQUIRES_VIOLATION, ldv_atomic_sub_returnErr1REQUIRES_VIOLATION, ldv_list_add_tailErr1REQUIRES_VIOLATION, ldv_list_add_tailErr0REQUIRES_VIOLATION, ldv_dev_get_drvdataErr0REQUIRES_VIOLATION, ldv_dev_get_drvdataErr1REQUIRES_VIOLATION, disconnect_6Err4ASSERT_VIOLATIONMEMORY_FREE, disconnect_6Err3ASSERT_VIOLATIONMEMORY_FREE, disconnect_6Err1REQUIRES_VIOLATION, disconnect_6Err2ASSERT_VIOLATIONMEMORY_FREE, disconnect_6Err0REQUIRES_VIOLATION, entry_pointErr0REQUIRES_VIOLATION, entry_pointErr1REQUIRES_VIOLATION, ldv_msg_allocErr1REQUIRES_VIOLATION, ldv_msg_allocErr0REQUIRES_VIOLATION, probe1_6Err0REQUIRES_VIOLATION, probe1_6Err2ASSERT_VIOLATIONMEMORY_FREE, probe1_6Err3ASSERT_VIOLATIONMEMORY_FREE, probe1_6Err4ASSERT_VIOLATIONMEMORY_FREE, probe1_6Err1REQUIRES_VIOLATION]=== [2019-11-15 22:34:38,227 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-11-15 22:34:38,227 INFO L82 PathProgramCache]: Analyzing trace with hash 10858366, now seen corresponding path program 1 times [2019-11-15 22:34:38,227 INFO L157 tionRefinementEngine]: Executing refinement strategy CAMEL [2019-11-15 22:34:38,228 INFO L342 tionRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2066220963] [2019-11-15 22:34:38,228 INFO L116 rtionOrderModulation]: Craig_NestedInterpolation forces the order to NOT_INCREMENTALLY [2019-11-15 22:34:38,228 INFO L116 rtionOrderModulation]: Craig_NestedInterpolation forces the order to NOT_INCREMENTALLY [2019-11-15 22:34:38,228 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-11-15 22:34:38,237 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-15 22:34:38,291 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-15 22:34:38,304 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-15 22:34:38,335 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-15 22:34:38,339 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-11-15 22:34:38,339 INFO L342 tionRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2066220963] [2019-11-15 22:34:38,339 INFO L223 tionRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-11-15 22:34:38,339 INFO L236 tionRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2019-11-15 22:34:38,339 INFO L342 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1003838875] [2019-11-15 22:34:38,340 INFO L442 AbstractCegarLoop]: Interpolant automaton has 7 states [2019-11-15 22:34:38,340 INFO L137 tionRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2019-11-15 22:34:38,340 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2019-11-15 22:34:38,340 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=12, Invalid=30, Unknown=0, NotChecked=0, Total=42 [2019-11-15 22:34:38,340 INFO L87 Difference]: Start difference. First operand 109 states and 130 transitions. Second operand 7 states. [2019-11-15 22:34:38,564 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-11-15 22:34:38,564 INFO L93 Difference]: Finished difference Result 71 states and 77 transitions. [2019-11-15 22:34:38,564 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2019-11-15 22:34:38,565 INFO L78 Accepts]: Start accepts. Automaton has 7 states. Word has length 23 [2019-11-15 22:34:38,565 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-11-15 22:34:38,565 INFO L225 Difference]: With dead ends: 71 [2019-11-15 22:34:38,566 INFO L226 Difference]: Without dead ends: 67 [2019-11-15 22:34:38,566 INFO L600 BasicCegarLoop]: 0 DeclaredPredicates, 14 GetRequests, 6 SyntacticMatches, 0 SemanticMatches, 8 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 4 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=27, Invalid=63, Unknown=0, NotChecked=0, Total=90 [2019-11-15 22:34:38,566 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 67 states. [2019-11-15 22:34:38,569 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 67 to 67. [2019-11-15 22:34:38,569 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 67 states. [2019-11-15 22:34:38,570 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 67 states to 67 states and 73 transitions. [2019-11-15 22:34:38,570 INFO L78 Accepts]: Start accepts. Automaton has 67 states and 73 transitions. Word has length 23 [2019-11-15 22:34:38,570 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-11-15 22:34:38,570 INFO L462 AbstractCegarLoop]: Abstraction has 67 states and 73 transitions. [2019-11-15 22:34:38,570 INFO L463 AbstractCegarLoop]: Interpolant automaton has 7 states. [2019-11-15 22:34:38,570 INFO L276 IsEmpty]: Start isEmpty. Operand 67 states and 73 transitions. [2019-11-15 22:34:38,571 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25 [2019-11-15 22:34:38,571 INFO L372 BasicCegarLoop]: Found error trace [2019-11-15 22:34:38,571 INFO L380 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] [2019-11-15 22:34:38,572 INFO L410 AbstractCegarLoop]: === Iteration 9 === [ldv_kref_initErr1REQUIRES_VIOLATION, ldv_kref_initErr0REQUIRES_VIOLATION, ldv_list_addErr0REQUIRES_VIOLATION, ldv_list_addErr1REQUIRES_VIOLATION, ldv_kobject_createErr0REQUIRES_VIOLATION, ldv_kobject_createErr1REQUIRES_VIOLATION, ldv_destroy_msgsErr2REQUIRES_VIOLATION, ldv_destroy_msgsErr3REQUIRES_VIOLATION, ldv_destroy_msgsErr1REQUIRES_VIOLATION, ldv_destroy_msgsErr5REQUIRES_VIOLATION, ldv_destroy_msgsErr0REQUIRES_VIOLATION, ldv_destroy_msgsErr4REQUIRES_VIOLATION, ldv_msg_fillErr4REQUIRES_VIOLATION, ldv_msg_fillErr0REQUIRES_VIOLATION, ldv_msg_fillErr5REQUIRES_VIOLATION, ldv_msg_fillErr1REQUIRES_VIOLATION, ldv_msg_fillErr3REQUIRES_VIOLATION, ldv_msg_fillErr2REQUIRES_VIOLATION, ldv_atomic_add_returnErr0REQUIRES_VIOLATION, ldv_atomic_add_returnErr2REQUIRES_VIOLATION, ldv_atomic_add_returnErr3REQUIRES_VIOLATION, ldv_atomic_add_returnErr1REQUIRES_VIOLATION, __ldv_list_delErr3REQUIRES_VIOLATION, __ldv_list_delErr2REQUIRES_VIOLATION, __ldv_list_delErr1REQUIRES_VIOLATION, __ldv_list_delErr0REQUIRES_VIOLATION, ldv_kobject_cleanupErr5ASSERT_VIOLATIONMEMORY_FREE, ldv_kobject_cleanupErr6ASSERT_VIOLATIONMEMORY_FREE, ldv_kobject_cleanupErr1REQUIRES_VIOLATION, ldv_kobject_cleanupErr4ASSERT_VIOLATIONMEMORY_FREE, ldv_kobject_cleanupErr7ASSERT_VIOLATIONMEMORY_FREE, ldv_kobject_cleanupErr0REQUIRES_VIOLATION, ldv_kobject_cleanupErr3ASSERT_VIOLATIONMEMORY_FREE, ldv_kobject_cleanupErr2ASSERT_VIOLATIONMEMORY_FREE, ldv_msg_freeErr5ASSERT_VIOLATIONMEMORY_FREE, ldv_msg_freeErr1REQUIRES_VIOLATION, ldv_msg_freeErr6ASSERT_VIOLATIONMEMORY_FREE, ldv_msg_freeErr7ASSERT_VIOLATIONMEMORY_FREE, ldv_msg_freeErr0REQUIRES_VIOLATION, ldv_msg_freeErr4ASSERT_VIOLATIONMEMORY_FREE, ldv_msg_freeErr3ASSERT_VIOLATIONMEMORY_FREE, ldv_msg_freeErr2ASSERT_VIOLATIONMEMORY_FREE, mainErr0ENSURES_VIOLATIONMEMORY_LEAK, LDV_INIT_LIST_HEADErr0REQUIRES_VIOLATION, LDV_INIT_LIST_HEADErr3REQUIRES_VIOLATION, LDV_INIT_LIST_HEADErr2REQUIRES_VIOLATION, LDV_INIT_LIST_HEADErr1REQUIRES_VIOLATION, ldv_list_delErr0REQUIRES_VIOLATION, ldv_list_delErr2REQUIRES_VIOLATION, ldv_list_delErr3REQUIRES_VIOLATION, ldv_list_delErr1REQUIRES_VIOLATION, __ldv_list_addErr3REQUIRES_VIOLATION, __ldv_list_addErr2REQUIRES_VIOLATION, __ldv_list_addErr7REQUIRES_VIOLATION, __ldv_list_addErr1REQUIRES_VIOLATION, __ldv_list_addErr6REQUIRES_VIOLATION, __ldv_list_addErr0REQUIRES_VIOLATION, __ldv_list_addErr5REQUIRES_VIOLATION, __ldv_list_addErr4REQUIRES_VIOLATION, ldv_dev_set_drvdataErr0REQUIRES_VIOLATION, ldv_dev_set_drvdataErr1REQUIRES_VIOLATION, ldv_atomic_sub_returnErr0REQUIRES_VIOLATION, ldv_atomic_sub_returnErr2REQUIRES_VIOLATION, ldv_atomic_sub_returnErr3REQUIRES_VIOLATION, ldv_atomic_sub_returnErr1REQUIRES_VIOLATION, ldv_list_add_tailErr1REQUIRES_VIOLATION, ldv_list_add_tailErr0REQUIRES_VIOLATION, ldv_dev_get_drvdataErr0REQUIRES_VIOLATION, ldv_dev_get_drvdataErr1REQUIRES_VIOLATION, disconnect_6Err4ASSERT_VIOLATIONMEMORY_FREE, disconnect_6Err3ASSERT_VIOLATIONMEMORY_FREE, disconnect_6Err1REQUIRES_VIOLATION, disconnect_6Err2ASSERT_VIOLATIONMEMORY_FREE, disconnect_6Err0REQUIRES_VIOLATION, entry_pointErr0REQUIRES_VIOLATION, entry_pointErr1REQUIRES_VIOLATION, ldv_msg_allocErr1REQUIRES_VIOLATION, ldv_msg_allocErr0REQUIRES_VIOLATION, probe1_6Err0REQUIRES_VIOLATION, probe1_6Err2ASSERT_VIOLATIONMEMORY_FREE, probe1_6Err3ASSERT_VIOLATIONMEMORY_FREE, probe1_6Err4ASSERT_VIOLATIONMEMORY_FREE, probe1_6Err1REQUIRES_VIOLATION]=== [2019-11-15 22:34:38,582 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-11-15 22:34:38,582 INFO L82 PathProgramCache]: Analyzing trace with hash 842168416, now seen corresponding path program 1 times [2019-11-15 22:34:38,582 INFO L157 tionRefinementEngine]: Executing refinement strategy CAMEL [2019-11-15 22:34:38,582 INFO L342 tionRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1574398254] [2019-11-15 22:34:38,582 INFO L116 rtionOrderModulation]: Craig_NestedInterpolation forces the order to NOT_INCREMENTALLY [2019-11-15 22:34:38,582 INFO L116 rtionOrderModulation]: Craig_NestedInterpolation forces the order to NOT_INCREMENTALLY [2019-11-15 22:34:38,583 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-11-15 22:34:38,590 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-15 22:34:38,653 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-15 22:34:38,673 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-15 22:34:38,692 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-15 22:34:38,695 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-11-15 22:34:38,695 INFO L342 tionRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1574398254] [2019-11-15 22:34:38,695 INFO L223 tionRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-11-15 22:34:38,695 INFO L236 tionRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2019-11-15 22:34:38,696 INFO L342 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1477799232] [2019-11-15 22:34:38,696 INFO L442 AbstractCegarLoop]: Interpolant automaton has 7 states [2019-11-15 22:34:38,696 INFO L137 tionRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2019-11-15 22:34:38,696 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2019-11-15 22:34:38,697 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=12, Invalid=30, Unknown=0, NotChecked=0, Total=42 [2019-11-15 22:34:38,697 INFO L87 Difference]: Start difference. First operand 67 states and 73 transitions. Second operand 7 states. [2019-11-15 22:34:38,879 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-11-15 22:34:38,879 INFO L93 Difference]: Finished difference Result 66 states and 72 transitions. [2019-11-15 22:34:38,880 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2019-11-15 22:34:38,880 INFO L78 Accepts]: Start accepts. Automaton has 7 states. Word has length 24 [2019-11-15 22:34:38,881 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-11-15 22:34:38,881 INFO L225 Difference]: With dead ends: 66 [2019-11-15 22:34:38,881 INFO L226 Difference]: Without dead ends: 66 [2019-11-15 22:34:38,882 INFO L600 BasicCegarLoop]: 0 DeclaredPredicates, 10 GetRequests, 5 SyntacticMatches, 0 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=12, Invalid=30, Unknown=0, NotChecked=0, Total=42 [2019-11-15 22:34:38,882 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 66 states. [2019-11-15 22:34:38,885 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 66 to 66. [2019-11-15 22:34:38,885 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 66 states. [2019-11-15 22:34:38,885 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 66 states to 66 states and 72 transitions. [2019-11-15 22:34:38,885 INFO L78 Accepts]: Start accepts. Automaton has 66 states and 72 transitions. Word has length 24 [2019-11-15 22:34:38,886 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-11-15 22:34:38,886 INFO L462 AbstractCegarLoop]: Abstraction has 66 states and 72 transitions. [2019-11-15 22:34:38,886 INFO L463 AbstractCegarLoop]: Interpolant automaton has 7 states. [2019-11-15 22:34:38,886 INFO L276 IsEmpty]: Start isEmpty. Operand 66 states and 72 transitions. [2019-11-15 22:34:38,887 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 29 [2019-11-15 22:34:38,887 INFO L372 BasicCegarLoop]: Found error trace [2019-11-15 22:34:38,887 INFO L380 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] [2019-11-15 22:34:38,887 INFO L410 AbstractCegarLoop]: === Iteration 10 === [ldv_kref_initErr1REQUIRES_VIOLATION, ldv_kref_initErr0REQUIRES_VIOLATION, ldv_list_addErr0REQUIRES_VIOLATION, ldv_list_addErr1REQUIRES_VIOLATION, ldv_kobject_createErr0REQUIRES_VIOLATION, ldv_kobject_createErr1REQUIRES_VIOLATION, ldv_destroy_msgsErr2REQUIRES_VIOLATION, ldv_destroy_msgsErr3REQUIRES_VIOLATION, ldv_destroy_msgsErr1REQUIRES_VIOLATION, ldv_destroy_msgsErr5REQUIRES_VIOLATION, ldv_destroy_msgsErr0REQUIRES_VIOLATION, ldv_destroy_msgsErr4REQUIRES_VIOLATION, ldv_msg_fillErr4REQUIRES_VIOLATION, ldv_msg_fillErr0REQUIRES_VIOLATION, ldv_msg_fillErr5REQUIRES_VIOLATION, ldv_msg_fillErr1REQUIRES_VIOLATION, ldv_msg_fillErr3REQUIRES_VIOLATION, ldv_msg_fillErr2REQUIRES_VIOLATION, ldv_atomic_add_returnErr0REQUIRES_VIOLATION, ldv_atomic_add_returnErr2REQUIRES_VIOLATION, ldv_atomic_add_returnErr3REQUIRES_VIOLATION, ldv_atomic_add_returnErr1REQUIRES_VIOLATION, __ldv_list_delErr3REQUIRES_VIOLATION, __ldv_list_delErr2REQUIRES_VIOLATION, __ldv_list_delErr1REQUIRES_VIOLATION, __ldv_list_delErr0REQUIRES_VIOLATION, ldv_kobject_cleanupErr5ASSERT_VIOLATIONMEMORY_FREE, ldv_kobject_cleanupErr6ASSERT_VIOLATIONMEMORY_FREE, ldv_kobject_cleanupErr1REQUIRES_VIOLATION, ldv_kobject_cleanupErr4ASSERT_VIOLATIONMEMORY_FREE, ldv_kobject_cleanupErr7ASSERT_VIOLATIONMEMORY_FREE, ldv_kobject_cleanupErr0REQUIRES_VIOLATION, ldv_kobject_cleanupErr3ASSERT_VIOLATIONMEMORY_FREE, ldv_kobject_cleanupErr2ASSERT_VIOLATIONMEMORY_FREE, ldv_msg_freeErr5ASSERT_VIOLATIONMEMORY_FREE, ldv_msg_freeErr1REQUIRES_VIOLATION, ldv_msg_freeErr6ASSERT_VIOLATIONMEMORY_FREE, ldv_msg_freeErr7ASSERT_VIOLATIONMEMORY_FREE, ldv_msg_freeErr0REQUIRES_VIOLATION, ldv_msg_freeErr4ASSERT_VIOLATIONMEMORY_FREE, ldv_msg_freeErr3ASSERT_VIOLATIONMEMORY_FREE, ldv_msg_freeErr2ASSERT_VIOLATIONMEMORY_FREE, mainErr0ENSURES_VIOLATIONMEMORY_LEAK, LDV_INIT_LIST_HEADErr0REQUIRES_VIOLATION, LDV_INIT_LIST_HEADErr3REQUIRES_VIOLATION, LDV_INIT_LIST_HEADErr2REQUIRES_VIOLATION, LDV_INIT_LIST_HEADErr1REQUIRES_VIOLATION, ldv_list_delErr0REQUIRES_VIOLATION, ldv_list_delErr2REQUIRES_VIOLATION, ldv_list_delErr3REQUIRES_VIOLATION, ldv_list_delErr1REQUIRES_VIOLATION, __ldv_list_addErr3REQUIRES_VIOLATION, __ldv_list_addErr2REQUIRES_VIOLATION, __ldv_list_addErr7REQUIRES_VIOLATION, __ldv_list_addErr1REQUIRES_VIOLATION, __ldv_list_addErr6REQUIRES_VIOLATION, __ldv_list_addErr0REQUIRES_VIOLATION, __ldv_list_addErr5REQUIRES_VIOLATION, __ldv_list_addErr4REQUIRES_VIOLATION, ldv_dev_set_drvdataErr0REQUIRES_VIOLATION, ldv_dev_set_drvdataErr1REQUIRES_VIOLATION, ldv_atomic_sub_returnErr0REQUIRES_VIOLATION, ldv_atomic_sub_returnErr2REQUIRES_VIOLATION, ldv_atomic_sub_returnErr3REQUIRES_VIOLATION, ldv_atomic_sub_returnErr1REQUIRES_VIOLATION, ldv_list_add_tailErr1REQUIRES_VIOLATION, ldv_list_add_tailErr0REQUIRES_VIOLATION, ldv_dev_get_drvdataErr0REQUIRES_VIOLATION, ldv_dev_get_drvdataErr1REQUIRES_VIOLATION, disconnect_6Err4ASSERT_VIOLATIONMEMORY_FREE, disconnect_6Err3ASSERT_VIOLATIONMEMORY_FREE, disconnect_6Err1REQUIRES_VIOLATION, disconnect_6Err2ASSERT_VIOLATIONMEMORY_FREE, disconnect_6Err0REQUIRES_VIOLATION, entry_pointErr0REQUIRES_VIOLATION, entry_pointErr1REQUIRES_VIOLATION, ldv_msg_allocErr1REQUIRES_VIOLATION, ldv_msg_allocErr0REQUIRES_VIOLATION, probe1_6Err0REQUIRES_VIOLATION, probe1_6Err2ASSERT_VIOLATIONMEMORY_FREE, probe1_6Err3ASSERT_VIOLATIONMEMORY_FREE, probe1_6Err4ASSERT_VIOLATIONMEMORY_FREE, probe1_6Err1REQUIRES_VIOLATION]=== [2019-11-15 22:34:38,887 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-11-15 22:34:38,888 INFO L82 PathProgramCache]: Analyzing trace with hash -368377132, now seen corresponding path program 1 times [2019-11-15 22:34:38,888 INFO L157 tionRefinementEngine]: Executing refinement strategy CAMEL [2019-11-15 22:34:38,888 INFO L342 tionRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1383576815] [2019-11-15 22:34:38,888 INFO L116 rtionOrderModulation]: Craig_NestedInterpolation forces the order to NOT_INCREMENTALLY [2019-11-15 22:34:38,888 INFO L116 rtionOrderModulation]: Craig_NestedInterpolation forces the order to NOT_INCREMENTALLY [2019-11-15 22:34:38,888 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-11-15 22:34:38,901 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-15 22:34:38,967 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-15 22:34:38,987 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-15 22:34:39,032 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-15 22:34:39,034 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-15 22:34:39,039 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-11-15 22:34:39,039 INFO L342 tionRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1383576815] [2019-11-15 22:34:39,040 INFO L223 tionRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-11-15 22:34:39,040 INFO L236 tionRefinementEngine]: Number of different interpolants: perfect sequences [8] imperfect sequences [] total 8 [2019-11-15 22:34:39,040 INFO L342 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [872098398] [2019-11-15 22:34:39,040 INFO L442 AbstractCegarLoop]: Interpolant automaton has 9 states [2019-11-15 22:34:39,041 INFO L137 tionRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2019-11-15 22:34:39,041 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2019-11-15 22:34:39,041 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=21, Invalid=51, Unknown=0, NotChecked=0, Total=72 [2019-11-15 22:34:39,041 INFO L87 Difference]: Start difference. First operand 66 states and 72 transitions. Second operand 9 states. [2019-11-15 22:34:39,474 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-11-15 22:34:39,475 INFO L93 Difference]: Finished difference Result 77 states and 80 transitions. [2019-11-15 22:34:39,475 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2019-11-15 22:34:39,475 INFO L78 Accepts]: Start accepts. Automaton has 9 states. Word has length 28 [2019-11-15 22:34:39,476 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-11-15 22:34:39,476 INFO L225 Difference]: With dead ends: 77 [2019-11-15 22:34:39,476 INFO L226 Difference]: Without dead ends: 77 [2019-11-15 22:34:39,477 INFO L600 BasicCegarLoop]: 0 DeclaredPredicates, 21 GetRequests, 9 SyntacticMatches, 0 SemanticMatches, 12 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 8 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=63, Invalid=119, Unknown=0, NotChecked=0, Total=182 [2019-11-15 22:34:39,477 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 77 states. [2019-11-15 22:34:39,479 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 77 to 65. [2019-11-15 22:34:39,479 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 65 states. [2019-11-15 22:34:39,480 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 65 states to 65 states and 71 transitions. [2019-11-15 22:34:39,480 INFO L78 Accepts]: Start accepts. Automaton has 65 states and 71 transitions. Word has length 28 [2019-11-15 22:34:39,480 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-11-15 22:34:39,480 INFO L462 AbstractCegarLoop]: Abstraction has 65 states and 71 transitions. [2019-11-15 22:34:39,480 INFO L463 AbstractCegarLoop]: Interpolant automaton has 9 states. [2019-11-15 22:34:39,481 INFO L276 IsEmpty]: Start isEmpty. Operand 65 states and 71 transitions. [2019-11-15 22:34:39,481 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 29 [2019-11-15 22:34:39,481 INFO L372 BasicCegarLoop]: Found error trace [2019-11-15 22:34:39,481 INFO L380 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] [2019-11-15 22:34:39,482 INFO L410 AbstractCegarLoop]: === Iteration 11 === [ldv_kref_initErr1REQUIRES_VIOLATION, ldv_kref_initErr0REQUIRES_VIOLATION, ldv_list_addErr0REQUIRES_VIOLATION, ldv_list_addErr1REQUIRES_VIOLATION, ldv_kobject_createErr0REQUIRES_VIOLATION, ldv_kobject_createErr1REQUIRES_VIOLATION, ldv_destroy_msgsErr2REQUIRES_VIOLATION, ldv_destroy_msgsErr3REQUIRES_VIOLATION, ldv_destroy_msgsErr1REQUIRES_VIOLATION, ldv_destroy_msgsErr5REQUIRES_VIOLATION, ldv_destroy_msgsErr0REQUIRES_VIOLATION, ldv_destroy_msgsErr4REQUIRES_VIOLATION, ldv_msg_fillErr4REQUIRES_VIOLATION, ldv_msg_fillErr0REQUIRES_VIOLATION, ldv_msg_fillErr5REQUIRES_VIOLATION, ldv_msg_fillErr1REQUIRES_VIOLATION, ldv_msg_fillErr3REQUIRES_VIOLATION, ldv_msg_fillErr2REQUIRES_VIOLATION, ldv_atomic_add_returnErr0REQUIRES_VIOLATION, ldv_atomic_add_returnErr2REQUIRES_VIOLATION, ldv_atomic_add_returnErr3REQUIRES_VIOLATION, ldv_atomic_add_returnErr1REQUIRES_VIOLATION, __ldv_list_delErr3REQUIRES_VIOLATION, __ldv_list_delErr2REQUIRES_VIOLATION, __ldv_list_delErr1REQUIRES_VIOLATION, __ldv_list_delErr0REQUIRES_VIOLATION, ldv_kobject_cleanupErr5ASSERT_VIOLATIONMEMORY_FREE, ldv_kobject_cleanupErr6ASSERT_VIOLATIONMEMORY_FREE, ldv_kobject_cleanupErr1REQUIRES_VIOLATION, ldv_kobject_cleanupErr4ASSERT_VIOLATIONMEMORY_FREE, ldv_kobject_cleanupErr7ASSERT_VIOLATIONMEMORY_FREE, ldv_kobject_cleanupErr0REQUIRES_VIOLATION, ldv_kobject_cleanupErr3ASSERT_VIOLATIONMEMORY_FREE, ldv_kobject_cleanupErr2ASSERT_VIOLATIONMEMORY_FREE, ldv_msg_freeErr5ASSERT_VIOLATIONMEMORY_FREE, ldv_msg_freeErr1REQUIRES_VIOLATION, ldv_msg_freeErr6ASSERT_VIOLATIONMEMORY_FREE, ldv_msg_freeErr7ASSERT_VIOLATIONMEMORY_FREE, ldv_msg_freeErr0REQUIRES_VIOLATION, ldv_msg_freeErr4ASSERT_VIOLATIONMEMORY_FREE, ldv_msg_freeErr3ASSERT_VIOLATIONMEMORY_FREE, ldv_msg_freeErr2ASSERT_VIOLATIONMEMORY_FREE, mainErr0ENSURES_VIOLATIONMEMORY_LEAK, LDV_INIT_LIST_HEADErr0REQUIRES_VIOLATION, LDV_INIT_LIST_HEADErr3REQUIRES_VIOLATION, LDV_INIT_LIST_HEADErr2REQUIRES_VIOLATION, LDV_INIT_LIST_HEADErr1REQUIRES_VIOLATION, ldv_list_delErr0REQUIRES_VIOLATION, ldv_list_delErr2REQUIRES_VIOLATION, ldv_list_delErr3REQUIRES_VIOLATION, ldv_list_delErr1REQUIRES_VIOLATION, __ldv_list_addErr3REQUIRES_VIOLATION, __ldv_list_addErr2REQUIRES_VIOLATION, __ldv_list_addErr7REQUIRES_VIOLATION, __ldv_list_addErr1REQUIRES_VIOLATION, __ldv_list_addErr6REQUIRES_VIOLATION, __ldv_list_addErr0REQUIRES_VIOLATION, __ldv_list_addErr5REQUIRES_VIOLATION, __ldv_list_addErr4REQUIRES_VIOLATION, ldv_dev_set_drvdataErr0REQUIRES_VIOLATION, ldv_dev_set_drvdataErr1REQUIRES_VIOLATION, ldv_atomic_sub_returnErr0REQUIRES_VIOLATION, ldv_atomic_sub_returnErr2REQUIRES_VIOLATION, ldv_atomic_sub_returnErr3REQUIRES_VIOLATION, ldv_atomic_sub_returnErr1REQUIRES_VIOLATION, ldv_list_add_tailErr1REQUIRES_VIOLATION, ldv_list_add_tailErr0REQUIRES_VIOLATION, ldv_dev_get_drvdataErr0REQUIRES_VIOLATION, ldv_dev_get_drvdataErr1REQUIRES_VIOLATION, disconnect_6Err4ASSERT_VIOLATIONMEMORY_FREE, disconnect_6Err3ASSERT_VIOLATIONMEMORY_FREE, disconnect_6Err1REQUIRES_VIOLATION, disconnect_6Err2ASSERT_VIOLATIONMEMORY_FREE, disconnect_6Err0REQUIRES_VIOLATION, entry_pointErr0REQUIRES_VIOLATION, entry_pointErr1REQUIRES_VIOLATION, ldv_msg_allocErr1REQUIRES_VIOLATION, ldv_msg_allocErr0REQUIRES_VIOLATION, probe1_6Err0REQUIRES_VIOLATION, probe1_6Err2ASSERT_VIOLATIONMEMORY_FREE, probe1_6Err3ASSERT_VIOLATIONMEMORY_FREE, probe1_6Err4ASSERT_VIOLATIONMEMORY_FREE, probe1_6Err1REQUIRES_VIOLATION]=== [2019-11-15 22:34:39,482 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-11-15 22:34:39,482 INFO L82 PathProgramCache]: Analyzing trace with hash -368377131, now seen corresponding path program 1 times [2019-11-15 22:34:39,482 INFO L157 tionRefinementEngine]: Executing refinement strategy CAMEL [2019-11-15 22:34:39,483 INFO L342 tionRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [278290721] [2019-11-15 22:34:39,483 INFO L116 rtionOrderModulation]: Craig_NestedInterpolation forces the order to NOT_INCREMENTALLY [2019-11-15 22:34:39,483 INFO L116 rtionOrderModulation]: Craig_NestedInterpolation forces the order to NOT_INCREMENTALLY [2019-11-15 22:34:39,483 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-11-15 22:34:39,493 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-15 22:34:39,547 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-15 22:34:39,564 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-15 22:34:39,618 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-15 22:34:39,621 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-15 22:34:39,625 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-11-15 22:34:39,625 INFO L342 tionRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [278290721] [2019-11-15 22:34:39,625 INFO L223 tionRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-11-15 22:34:39,625 INFO L236 tionRefinementEngine]: Number of different interpolants: perfect sequences [8] imperfect sequences [] total 8 [2019-11-15 22:34:39,625 INFO L342 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [754368104] [2019-11-15 22:34:39,626 INFO L442 AbstractCegarLoop]: Interpolant automaton has 9 states [2019-11-15 22:34:39,626 INFO L137 tionRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2019-11-15 22:34:39,626 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2019-11-15 22:34:39,626 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=19, Invalid=53, Unknown=0, NotChecked=0, Total=72 [2019-11-15 22:34:39,627 INFO L87 Difference]: Start difference. First operand 65 states and 71 transitions. Second operand 9 states. [2019-11-15 22:34:40,003 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-11-15 22:34:40,004 INFO L93 Difference]: Finished difference Result 63 states and 68 transitions. [2019-11-15 22:34:40,004 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2019-11-15 22:34:40,004 INFO L78 Accepts]: Start accepts. Automaton has 9 states. Word has length 28 [2019-11-15 22:34:40,004 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-11-15 22:34:40,005 INFO L225 Difference]: With dead ends: 63 [2019-11-15 22:34:40,005 INFO L226 Difference]: Without dead ends: 63 [2019-11-15 22:34:40,006 INFO L600 BasicCegarLoop]: 0 DeclaredPredicates, 22 GetRequests, 9 SyntacticMatches, 0 SemanticMatches, 13 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 15 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=65, Invalid=145, Unknown=0, NotChecked=0, Total=210 [2019-11-15 22:34:40,006 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 63 states. [2019-11-15 22:34:40,008 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 63 to 63. [2019-11-15 22:34:40,008 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 63 states. [2019-11-15 22:34:40,008 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 63 states to 63 states and 68 transitions. [2019-11-15 22:34:40,009 INFO L78 Accepts]: Start accepts. Automaton has 63 states and 68 transitions. Word has length 28 [2019-11-15 22:34:40,009 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-11-15 22:34:40,009 INFO L462 AbstractCegarLoop]: Abstraction has 63 states and 68 transitions. [2019-11-15 22:34:40,009 INFO L463 AbstractCegarLoop]: Interpolant automaton has 9 states. [2019-11-15 22:34:40,009 INFO L276 IsEmpty]: Start isEmpty. Operand 63 states and 68 transitions. [2019-11-15 22:34:40,010 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 30 [2019-11-15 22:34:40,010 INFO L372 BasicCegarLoop]: Found error trace [2019-11-15 22:34:40,010 INFO L380 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] [2019-11-15 22:34:40,011 INFO L410 AbstractCegarLoop]: === Iteration 12 === [ldv_kref_initErr1REQUIRES_VIOLATION, ldv_kref_initErr0REQUIRES_VIOLATION, ldv_list_addErr0REQUIRES_VIOLATION, ldv_list_addErr1REQUIRES_VIOLATION, ldv_kobject_createErr0REQUIRES_VIOLATION, ldv_kobject_createErr1REQUIRES_VIOLATION, ldv_destroy_msgsErr2REQUIRES_VIOLATION, ldv_destroy_msgsErr3REQUIRES_VIOLATION, ldv_destroy_msgsErr1REQUIRES_VIOLATION, ldv_destroy_msgsErr5REQUIRES_VIOLATION, ldv_destroy_msgsErr0REQUIRES_VIOLATION, ldv_destroy_msgsErr4REQUIRES_VIOLATION, ldv_msg_fillErr4REQUIRES_VIOLATION, ldv_msg_fillErr0REQUIRES_VIOLATION, ldv_msg_fillErr5REQUIRES_VIOLATION, ldv_msg_fillErr1REQUIRES_VIOLATION, ldv_msg_fillErr3REQUIRES_VIOLATION, ldv_msg_fillErr2REQUIRES_VIOLATION, ldv_atomic_add_returnErr0REQUIRES_VIOLATION, ldv_atomic_add_returnErr2REQUIRES_VIOLATION, ldv_atomic_add_returnErr3REQUIRES_VIOLATION, ldv_atomic_add_returnErr1REQUIRES_VIOLATION, __ldv_list_delErr3REQUIRES_VIOLATION, __ldv_list_delErr2REQUIRES_VIOLATION, __ldv_list_delErr1REQUIRES_VIOLATION, __ldv_list_delErr0REQUIRES_VIOLATION, ldv_kobject_cleanupErr5ASSERT_VIOLATIONMEMORY_FREE, ldv_kobject_cleanupErr6ASSERT_VIOLATIONMEMORY_FREE, ldv_kobject_cleanupErr1REQUIRES_VIOLATION, ldv_kobject_cleanupErr4ASSERT_VIOLATIONMEMORY_FREE, ldv_kobject_cleanupErr7ASSERT_VIOLATIONMEMORY_FREE, ldv_kobject_cleanupErr0REQUIRES_VIOLATION, ldv_kobject_cleanupErr3ASSERT_VIOLATIONMEMORY_FREE, ldv_kobject_cleanupErr2ASSERT_VIOLATIONMEMORY_FREE, ldv_msg_freeErr5ASSERT_VIOLATIONMEMORY_FREE, ldv_msg_freeErr1REQUIRES_VIOLATION, ldv_msg_freeErr6ASSERT_VIOLATIONMEMORY_FREE, ldv_msg_freeErr7ASSERT_VIOLATIONMEMORY_FREE, ldv_msg_freeErr0REQUIRES_VIOLATION, ldv_msg_freeErr4ASSERT_VIOLATIONMEMORY_FREE, ldv_msg_freeErr3ASSERT_VIOLATIONMEMORY_FREE, ldv_msg_freeErr2ASSERT_VIOLATIONMEMORY_FREE, mainErr0ENSURES_VIOLATIONMEMORY_LEAK, LDV_INIT_LIST_HEADErr0REQUIRES_VIOLATION, LDV_INIT_LIST_HEADErr3REQUIRES_VIOLATION, LDV_INIT_LIST_HEADErr2REQUIRES_VIOLATION, LDV_INIT_LIST_HEADErr1REQUIRES_VIOLATION, ldv_list_delErr0REQUIRES_VIOLATION, ldv_list_delErr2REQUIRES_VIOLATION, ldv_list_delErr3REQUIRES_VIOLATION, ldv_list_delErr1REQUIRES_VIOLATION, __ldv_list_addErr3REQUIRES_VIOLATION, __ldv_list_addErr2REQUIRES_VIOLATION, __ldv_list_addErr7REQUIRES_VIOLATION, __ldv_list_addErr1REQUIRES_VIOLATION, __ldv_list_addErr6REQUIRES_VIOLATION, __ldv_list_addErr0REQUIRES_VIOLATION, __ldv_list_addErr5REQUIRES_VIOLATION, __ldv_list_addErr4REQUIRES_VIOLATION, ldv_dev_set_drvdataErr0REQUIRES_VIOLATION, ldv_dev_set_drvdataErr1REQUIRES_VIOLATION, ldv_atomic_sub_returnErr0REQUIRES_VIOLATION, ldv_atomic_sub_returnErr2REQUIRES_VIOLATION, ldv_atomic_sub_returnErr3REQUIRES_VIOLATION, ldv_atomic_sub_returnErr1REQUIRES_VIOLATION, ldv_list_add_tailErr1REQUIRES_VIOLATION, ldv_list_add_tailErr0REQUIRES_VIOLATION, ldv_dev_get_drvdataErr0REQUIRES_VIOLATION, ldv_dev_get_drvdataErr1REQUIRES_VIOLATION, disconnect_6Err4ASSERT_VIOLATIONMEMORY_FREE, disconnect_6Err3ASSERT_VIOLATIONMEMORY_FREE, disconnect_6Err1REQUIRES_VIOLATION, disconnect_6Err2ASSERT_VIOLATIONMEMORY_FREE, disconnect_6Err0REQUIRES_VIOLATION, entry_pointErr0REQUIRES_VIOLATION, entry_pointErr1REQUIRES_VIOLATION, ldv_msg_allocErr1REQUIRES_VIOLATION, ldv_msg_allocErr0REQUIRES_VIOLATION, probe1_6Err0REQUIRES_VIOLATION, probe1_6Err2ASSERT_VIOLATIONMEMORY_FREE, probe1_6Err3ASSERT_VIOLATIONMEMORY_FREE, probe1_6Err4ASSERT_VIOLATIONMEMORY_FREE, probe1_6Err1REQUIRES_VIOLATION]=== [2019-11-15 22:34:40,011 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-11-15 22:34:40,011 INFO L82 PathProgramCache]: Analyzing trace with hash -539234010, now seen corresponding path program 1 times [2019-11-15 22:34:40,011 INFO L157 tionRefinementEngine]: Executing refinement strategy CAMEL [2019-11-15 22:34:40,011 INFO L342 tionRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [257386006] [2019-11-15 22:34:40,011 INFO L116 rtionOrderModulation]: Craig_NestedInterpolation forces the order to NOT_INCREMENTALLY [2019-11-15 22:34:40,011 INFO L116 rtionOrderModulation]: Craig_NestedInterpolation forces the order to NOT_INCREMENTALLY [2019-11-15 22:34:40,011 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-11-15 22:34:40,035 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-15 22:34:40,093 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-15 22:34:40,118 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-15 22:34:40,306 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-15 22:34:40,356 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-15 22:34:40,363 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-11-15 22:34:40,363 INFO L342 tionRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [257386006] [2019-11-15 22:34:40,364 INFO L223 tionRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-11-15 22:34:40,364 INFO L236 tionRefinementEngine]: Number of different interpolants: perfect sequences [11] imperfect sequences [] total 11 [2019-11-15 22:34:40,364 INFO L342 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1577816855] [2019-11-15 22:34:40,364 INFO L442 AbstractCegarLoop]: Interpolant automaton has 12 states [2019-11-15 22:34:40,364 INFO L137 tionRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2019-11-15 22:34:40,365 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 12 interpolants. [2019-11-15 22:34:40,365 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=34, Invalid=98, Unknown=0, NotChecked=0, Total=132 [2019-11-15 22:34:40,365 INFO L87 Difference]: Start difference. First operand 63 states and 68 transitions. Second operand 12 states. [2019-11-15 22:34:40,806 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-11-15 22:34:40,806 INFO L93 Difference]: Finished difference Result 68 states and 72 transitions. [2019-11-15 22:34:40,806 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2019-11-15 22:34:40,806 INFO L78 Accepts]: Start accepts. Automaton has 12 states. Word has length 29 [2019-11-15 22:34:40,807 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-11-15 22:34:40,807 INFO L225 Difference]: With dead ends: 68 [2019-11-15 22:34:40,807 INFO L226 Difference]: Without dead ends: 68 [2019-11-15 22:34:40,808 INFO L600 BasicCegarLoop]: 0 DeclaredPredicates, 23 GetRequests, 7 SyntacticMatches, 0 SemanticMatches, 16 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 34 ImplicationChecksByTransitivity, 0.3s TimeCoverageRelationStatistics Valid=78, Invalid=228, Unknown=0, NotChecked=0, Total=306 [2019-11-15 22:34:40,808 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 68 states. [2019-11-15 22:34:40,810 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 68 to 63. [2019-11-15 22:34:40,810 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 63 states. [2019-11-15 22:34:40,811 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 63 states to 63 states and 68 transitions. [2019-11-15 22:34:40,811 INFO L78 Accepts]: Start accepts. Automaton has 63 states and 68 transitions. Word has length 29 [2019-11-15 22:34:40,811 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-11-15 22:34:40,811 INFO L462 AbstractCegarLoop]: Abstraction has 63 states and 68 transitions. [2019-11-15 22:34:40,811 INFO L463 AbstractCegarLoop]: Interpolant automaton has 12 states. [2019-11-15 22:34:40,811 INFO L276 IsEmpty]: Start isEmpty. Operand 63 states and 68 transitions. [2019-11-15 22:34:40,812 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 32 [2019-11-15 22:34:40,812 INFO L372 BasicCegarLoop]: Found error trace [2019-11-15 22:34:40,812 INFO L380 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] [2019-11-15 22:34:40,813 INFO L410 AbstractCegarLoop]: === Iteration 13 === [ldv_kref_initErr1REQUIRES_VIOLATION, ldv_kref_initErr0REQUIRES_VIOLATION, ldv_list_addErr0REQUIRES_VIOLATION, ldv_list_addErr1REQUIRES_VIOLATION, ldv_kobject_createErr0REQUIRES_VIOLATION, ldv_kobject_createErr1REQUIRES_VIOLATION, ldv_destroy_msgsErr2REQUIRES_VIOLATION, ldv_destroy_msgsErr3REQUIRES_VIOLATION, ldv_destroy_msgsErr1REQUIRES_VIOLATION, ldv_destroy_msgsErr5REQUIRES_VIOLATION, ldv_destroy_msgsErr0REQUIRES_VIOLATION, ldv_destroy_msgsErr4REQUIRES_VIOLATION, ldv_msg_fillErr4REQUIRES_VIOLATION, ldv_msg_fillErr0REQUIRES_VIOLATION, ldv_msg_fillErr5REQUIRES_VIOLATION, ldv_msg_fillErr1REQUIRES_VIOLATION, ldv_msg_fillErr3REQUIRES_VIOLATION, ldv_msg_fillErr2REQUIRES_VIOLATION, ldv_atomic_add_returnErr0REQUIRES_VIOLATION, ldv_atomic_add_returnErr2REQUIRES_VIOLATION, ldv_atomic_add_returnErr3REQUIRES_VIOLATION, ldv_atomic_add_returnErr1REQUIRES_VIOLATION, __ldv_list_delErr3REQUIRES_VIOLATION, __ldv_list_delErr2REQUIRES_VIOLATION, __ldv_list_delErr1REQUIRES_VIOLATION, __ldv_list_delErr0REQUIRES_VIOLATION, ldv_kobject_cleanupErr5ASSERT_VIOLATIONMEMORY_FREE, ldv_kobject_cleanupErr6ASSERT_VIOLATIONMEMORY_FREE, ldv_kobject_cleanupErr1REQUIRES_VIOLATION, ldv_kobject_cleanupErr4ASSERT_VIOLATIONMEMORY_FREE, ldv_kobject_cleanupErr7ASSERT_VIOLATIONMEMORY_FREE, ldv_kobject_cleanupErr0REQUIRES_VIOLATION, ldv_kobject_cleanupErr3ASSERT_VIOLATIONMEMORY_FREE, ldv_kobject_cleanupErr2ASSERT_VIOLATIONMEMORY_FREE, ldv_msg_freeErr5ASSERT_VIOLATIONMEMORY_FREE, ldv_msg_freeErr1REQUIRES_VIOLATION, ldv_msg_freeErr6ASSERT_VIOLATIONMEMORY_FREE, ldv_msg_freeErr7ASSERT_VIOLATIONMEMORY_FREE, ldv_msg_freeErr0REQUIRES_VIOLATION, ldv_msg_freeErr4ASSERT_VIOLATIONMEMORY_FREE, ldv_msg_freeErr3ASSERT_VIOLATIONMEMORY_FREE, ldv_msg_freeErr2ASSERT_VIOLATIONMEMORY_FREE, mainErr0ENSURES_VIOLATIONMEMORY_LEAK, LDV_INIT_LIST_HEADErr0REQUIRES_VIOLATION, LDV_INIT_LIST_HEADErr3REQUIRES_VIOLATION, LDV_INIT_LIST_HEADErr2REQUIRES_VIOLATION, LDV_INIT_LIST_HEADErr1REQUIRES_VIOLATION, ldv_list_delErr0REQUIRES_VIOLATION, ldv_list_delErr2REQUIRES_VIOLATION, ldv_list_delErr3REQUIRES_VIOLATION, ldv_list_delErr1REQUIRES_VIOLATION, __ldv_list_addErr3REQUIRES_VIOLATION, __ldv_list_addErr2REQUIRES_VIOLATION, __ldv_list_addErr7REQUIRES_VIOLATION, __ldv_list_addErr1REQUIRES_VIOLATION, __ldv_list_addErr6REQUIRES_VIOLATION, __ldv_list_addErr0REQUIRES_VIOLATION, __ldv_list_addErr5REQUIRES_VIOLATION, __ldv_list_addErr4REQUIRES_VIOLATION, ldv_dev_set_drvdataErr0REQUIRES_VIOLATION, ldv_dev_set_drvdataErr1REQUIRES_VIOLATION, ldv_atomic_sub_returnErr0REQUIRES_VIOLATION, ldv_atomic_sub_returnErr2REQUIRES_VIOLATION, ldv_atomic_sub_returnErr3REQUIRES_VIOLATION, ldv_atomic_sub_returnErr1REQUIRES_VIOLATION, ldv_list_add_tailErr1REQUIRES_VIOLATION, ldv_list_add_tailErr0REQUIRES_VIOLATION, ldv_dev_get_drvdataErr0REQUIRES_VIOLATION, ldv_dev_get_drvdataErr1REQUIRES_VIOLATION, disconnect_6Err4ASSERT_VIOLATIONMEMORY_FREE, disconnect_6Err3ASSERT_VIOLATIONMEMORY_FREE, disconnect_6Err1REQUIRES_VIOLATION, disconnect_6Err2ASSERT_VIOLATIONMEMORY_FREE, disconnect_6Err0REQUIRES_VIOLATION, entry_pointErr0REQUIRES_VIOLATION, entry_pointErr1REQUIRES_VIOLATION, ldv_msg_allocErr1REQUIRES_VIOLATION, ldv_msg_allocErr0REQUIRES_VIOLATION, probe1_6Err0REQUIRES_VIOLATION, probe1_6Err2ASSERT_VIOLATIONMEMORY_FREE, probe1_6Err3ASSERT_VIOLATIONMEMORY_FREE, probe1_6Err4ASSERT_VIOLATIONMEMORY_FREE, probe1_6Err1REQUIRES_VIOLATION]=== [2019-11-15 22:34:40,813 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-11-15 22:34:40,813 INFO L82 PathProgramCache]: Analyzing trace with hash 1487193279, now seen corresponding path program 1 times [2019-11-15 22:34:40,813 INFO L157 tionRefinementEngine]: Executing refinement strategy CAMEL [2019-11-15 22:34:40,813 INFO L342 tionRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1340742425] [2019-11-15 22:34:40,813 INFO L116 rtionOrderModulation]: Craig_NestedInterpolation forces the order to NOT_INCREMENTALLY [2019-11-15 22:34:40,814 INFO L116 rtionOrderModulation]: Craig_NestedInterpolation forces the order to NOT_INCREMENTALLY [2019-11-15 22:34:40,814 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-11-15 22:34:40,828 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-15 22:34:40,889 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-15 22:34:40,916 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-15 22:34:40,974 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-15 22:34:40,976 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-15 22:34:40,979 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-11-15 22:34:40,979 INFO L342 tionRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1340742425] [2019-11-15 22:34:40,979 INFO L223 tionRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-11-15 22:34:40,979 INFO L236 tionRefinementEngine]: Number of different interpolants: perfect sequences [9] imperfect sequences [] total 9 [2019-11-15 22:34:40,979 INFO L342 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [736132708] [2019-11-15 22:34:40,980 INFO L442 AbstractCegarLoop]: Interpolant automaton has 9 states [2019-11-15 22:34:40,980 INFO L137 tionRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2019-11-15 22:34:40,980 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2019-11-15 22:34:40,980 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=17, Invalid=55, Unknown=0, NotChecked=0, Total=72 [2019-11-15 22:34:40,980 INFO L87 Difference]: Start difference. First operand 63 states and 68 transitions. Second operand 9 states. [2019-11-15 22:34:41,172 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-11-15 22:34:41,172 INFO L93 Difference]: Finished difference Result 61 states and 63 transitions. [2019-11-15 22:34:41,172 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2019-11-15 22:34:41,173 INFO L78 Accepts]: Start accepts. Automaton has 9 states. Word has length 31 [2019-11-15 22:34:41,173 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-11-15 22:34:41,173 INFO L225 Difference]: With dead ends: 61 [2019-11-15 22:34:41,174 INFO L226 Difference]: Without dead ends: 61 [2019-11-15 22:34:41,174 INFO L600 BasicCegarLoop]: 0 DeclaredPredicates, 19 GetRequests, 10 SyntacticMatches, 0 SemanticMatches, 9 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=26, Invalid=84, Unknown=0, NotChecked=0, Total=110 [2019-11-15 22:34:41,174 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 61 states. [2019-11-15 22:34:41,176 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 61 to 59. [2019-11-15 22:34:41,176 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 59 states. [2019-11-15 22:34:41,176 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 59 states to 59 states and 61 transitions. [2019-11-15 22:34:41,176 INFO L78 Accepts]: Start accepts. Automaton has 59 states and 61 transitions. Word has length 31 [2019-11-15 22:34:41,177 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-11-15 22:34:41,177 INFO L462 AbstractCegarLoop]: Abstraction has 59 states and 61 transitions. [2019-11-15 22:34:41,177 INFO L463 AbstractCegarLoop]: Interpolant automaton has 9 states. [2019-11-15 22:34:41,177 INFO L276 IsEmpty]: Start isEmpty. Operand 59 states and 61 transitions. [2019-11-15 22:34:41,178 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2019-11-15 22:34:41,178 INFO L372 BasicCegarLoop]: Found error trace [2019-11-15 22:34:41,178 INFO L380 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] [2019-11-15 22:34:41,178 INFO L410 AbstractCegarLoop]: === Iteration 14 === [ldv_kref_initErr1REQUIRES_VIOLATION, ldv_kref_initErr0REQUIRES_VIOLATION, ldv_list_addErr0REQUIRES_VIOLATION, ldv_list_addErr1REQUIRES_VIOLATION, ldv_kobject_createErr0REQUIRES_VIOLATION, ldv_kobject_createErr1REQUIRES_VIOLATION, ldv_destroy_msgsErr2REQUIRES_VIOLATION, ldv_destroy_msgsErr3REQUIRES_VIOLATION, ldv_destroy_msgsErr1REQUIRES_VIOLATION, ldv_destroy_msgsErr5REQUIRES_VIOLATION, ldv_destroy_msgsErr0REQUIRES_VIOLATION, ldv_destroy_msgsErr4REQUIRES_VIOLATION, ldv_msg_fillErr4REQUIRES_VIOLATION, ldv_msg_fillErr0REQUIRES_VIOLATION, ldv_msg_fillErr5REQUIRES_VIOLATION, ldv_msg_fillErr1REQUIRES_VIOLATION, ldv_msg_fillErr3REQUIRES_VIOLATION, ldv_msg_fillErr2REQUIRES_VIOLATION, ldv_atomic_add_returnErr0REQUIRES_VIOLATION, ldv_atomic_add_returnErr2REQUIRES_VIOLATION, ldv_atomic_add_returnErr3REQUIRES_VIOLATION, ldv_atomic_add_returnErr1REQUIRES_VIOLATION, __ldv_list_delErr3REQUIRES_VIOLATION, __ldv_list_delErr2REQUIRES_VIOLATION, __ldv_list_delErr1REQUIRES_VIOLATION, __ldv_list_delErr0REQUIRES_VIOLATION, ldv_kobject_cleanupErr5ASSERT_VIOLATIONMEMORY_FREE, ldv_kobject_cleanupErr6ASSERT_VIOLATIONMEMORY_FREE, ldv_kobject_cleanupErr1REQUIRES_VIOLATION, ldv_kobject_cleanupErr4ASSERT_VIOLATIONMEMORY_FREE, ldv_kobject_cleanupErr7ASSERT_VIOLATIONMEMORY_FREE, ldv_kobject_cleanupErr0REQUIRES_VIOLATION, ldv_kobject_cleanupErr3ASSERT_VIOLATIONMEMORY_FREE, ldv_kobject_cleanupErr2ASSERT_VIOLATIONMEMORY_FREE, ldv_msg_freeErr5ASSERT_VIOLATIONMEMORY_FREE, ldv_msg_freeErr1REQUIRES_VIOLATION, ldv_msg_freeErr6ASSERT_VIOLATIONMEMORY_FREE, ldv_msg_freeErr7ASSERT_VIOLATIONMEMORY_FREE, ldv_msg_freeErr0REQUIRES_VIOLATION, ldv_msg_freeErr4ASSERT_VIOLATIONMEMORY_FREE, ldv_msg_freeErr3ASSERT_VIOLATIONMEMORY_FREE, ldv_msg_freeErr2ASSERT_VIOLATIONMEMORY_FREE, mainErr0ENSURES_VIOLATIONMEMORY_LEAK, LDV_INIT_LIST_HEADErr0REQUIRES_VIOLATION, LDV_INIT_LIST_HEADErr3REQUIRES_VIOLATION, LDV_INIT_LIST_HEADErr2REQUIRES_VIOLATION, LDV_INIT_LIST_HEADErr1REQUIRES_VIOLATION, ldv_list_delErr0REQUIRES_VIOLATION, ldv_list_delErr2REQUIRES_VIOLATION, ldv_list_delErr3REQUIRES_VIOLATION, ldv_list_delErr1REQUIRES_VIOLATION, __ldv_list_addErr3REQUIRES_VIOLATION, __ldv_list_addErr2REQUIRES_VIOLATION, __ldv_list_addErr7REQUIRES_VIOLATION, __ldv_list_addErr1REQUIRES_VIOLATION, __ldv_list_addErr6REQUIRES_VIOLATION, __ldv_list_addErr0REQUIRES_VIOLATION, __ldv_list_addErr5REQUIRES_VIOLATION, __ldv_list_addErr4REQUIRES_VIOLATION, ldv_dev_set_drvdataErr0REQUIRES_VIOLATION, ldv_dev_set_drvdataErr1REQUIRES_VIOLATION, ldv_atomic_sub_returnErr0REQUIRES_VIOLATION, ldv_atomic_sub_returnErr2REQUIRES_VIOLATION, ldv_atomic_sub_returnErr3REQUIRES_VIOLATION, ldv_atomic_sub_returnErr1REQUIRES_VIOLATION, ldv_list_add_tailErr1REQUIRES_VIOLATION, ldv_list_add_tailErr0REQUIRES_VIOLATION, ldv_dev_get_drvdataErr0REQUIRES_VIOLATION, ldv_dev_get_drvdataErr1REQUIRES_VIOLATION, disconnect_6Err4ASSERT_VIOLATIONMEMORY_FREE, disconnect_6Err3ASSERT_VIOLATIONMEMORY_FREE, disconnect_6Err1REQUIRES_VIOLATION, disconnect_6Err2ASSERT_VIOLATIONMEMORY_FREE, disconnect_6Err0REQUIRES_VIOLATION, entry_pointErr0REQUIRES_VIOLATION, entry_pointErr1REQUIRES_VIOLATION, ldv_msg_allocErr1REQUIRES_VIOLATION, ldv_msg_allocErr0REQUIRES_VIOLATION, probe1_6Err0REQUIRES_VIOLATION, probe1_6Err2ASSERT_VIOLATIONMEMORY_FREE, probe1_6Err3ASSERT_VIOLATIONMEMORY_FREE, probe1_6Err4ASSERT_VIOLATIONMEMORY_FREE, probe1_6Err1REQUIRES_VIOLATION]=== [2019-11-15 22:34:41,178 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-11-15 22:34:41,179 INFO L82 PathProgramCache]: Analyzing trace with hash -1142385528, now seen corresponding path program 1 times [2019-11-15 22:34:41,179 INFO L157 tionRefinementEngine]: Executing refinement strategy CAMEL [2019-11-15 22:34:41,179 INFO L342 tionRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [550419455] [2019-11-15 22:34:41,179 INFO L116 rtionOrderModulation]: Craig_NestedInterpolation forces the order to NOT_INCREMENTALLY [2019-11-15 22:34:41,179 INFO L116 rtionOrderModulation]: Craig_NestedInterpolation forces the order to NOT_INCREMENTALLY [2019-11-15 22:34:41,179 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-11-15 22:34:41,199 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-15 22:34:41,267 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-15 22:34:41,293 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-15 22:34:41,317 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-15 22:34:41,357 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-15 22:34:41,378 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-15 22:34:41,383 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-11-15 22:34:41,383 INFO L342 tionRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [550419455] [2019-11-15 22:34:41,383 INFO L223 tionRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-11-15 22:34:41,383 INFO L236 tionRefinementEngine]: Number of different interpolants: perfect sequences [8] imperfect sequences [] total 8 [2019-11-15 22:34:41,383 INFO L342 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1772522361] [2019-11-15 22:34:41,385 INFO L442 AbstractCegarLoop]: Interpolant automaton has 9 states [2019-11-15 22:34:41,385 INFO L137 tionRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2019-11-15 22:34:41,385 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2019-11-15 22:34:41,388 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=20, Invalid=52, Unknown=0, NotChecked=0, Total=72 [2019-11-15 22:34:41,392 INFO L87 Difference]: Start difference. First operand 59 states and 61 transitions. Second operand 9 states. [2019-11-15 22:34:41,587 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-11-15 22:34:41,587 INFO L93 Difference]: Finished difference Result 63 states and 64 transitions. [2019-11-15 22:34:41,587 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2019-11-15 22:34:41,587 INFO L78 Accepts]: Start accepts. Automaton has 9 states. Word has length 32 [2019-11-15 22:34:41,587 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-11-15 22:34:41,588 INFO L225 Difference]: With dead ends: 63 [2019-11-15 22:34:41,588 INFO L226 Difference]: Without dead ends: 52 [2019-11-15 22:34:41,588 INFO L600 BasicCegarLoop]: 0 DeclaredPredicates, 20 GetRequests, 11 SyntacticMatches, 0 SemanticMatches, 9 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 9 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=30, Invalid=80, Unknown=0, NotChecked=0, Total=110 [2019-11-15 22:34:41,588 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 52 states. [2019-11-15 22:34:41,590 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 52 to 52. [2019-11-15 22:34:41,590 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 52 states. [2019-11-15 22:34:41,590 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 52 states to 52 states and 52 transitions. [2019-11-15 22:34:41,590 INFO L78 Accepts]: Start accepts. Automaton has 52 states and 52 transitions. Word has length 32 [2019-11-15 22:34:41,591 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-11-15 22:34:41,591 INFO L462 AbstractCegarLoop]: Abstraction has 52 states and 52 transitions. [2019-11-15 22:34:41,591 INFO L463 AbstractCegarLoop]: Interpolant automaton has 9 states. [2019-11-15 22:34:41,591 INFO L276 IsEmpty]: Start isEmpty. Operand 52 states and 52 transitions. [2019-11-15 22:34:41,592 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 37 [2019-11-15 22:34:41,592 INFO L372 BasicCegarLoop]: Found error trace [2019-11-15 22:34:41,592 INFO L380 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] [2019-11-15 22:34:41,592 INFO L410 AbstractCegarLoop]: === Iteration 15 === [ldv_kref_initErr1REQUIRES_VIOLATION, ldv_kref_initErr0REQUIRES_VIOLATION, ldv_list_addErr0REQUIRES_VIOLATION, ldv_list_addErr1REQUIRES_VIOLATION, ldv_kobject_createErr0REQUIRES_VIOLATION, ldv_kobject_createErr1REQUIRES_VIOLATION, ldv_destroy_msgsErr2REQUIRES_VIOLATION, ldv_destroy_msgsErr3REQUIRES_VIOLATION, ldv_destroy_msgsErr1REQUIRES_VIOLATION, ldv_destroy_msgsErr5REQUIRES_VIOLATION, ldv_destroy_msgsErr0REQUIRES_VIOLATION, ldv_destroy_msgsErr4REQUIRES_VIOLATION, ldv_msg_fillErr4REQUIRES_VIOLATION, ldv_msg_fillErr0REQUIRES_VIOLATION, ldv_msg_fillErr5REQUIRES_VIOLATION, ldv_msg_fillErr1REQUIRES_VIOLATION, ldv_msg_fillErr3REQUIRES_VIOLATION, ldv_msg_fillErr2REQUIRES_VIOLATION, ldv_atomic_add_returnErr0REQUIRES_VIOLATION, ldv_atomic_add_returnErr2REQUIRES_VIOLATION, ldv_atomic_add_returnErr3REQUIRES_VIOLATION, ldv_atomic_add_returnErr1REQUIRES_VIOLATION, __ldv_list_delErr3REQUIRES_VIOLATION, __ldv_list_delErr2REQUIRES_VIOLATION, __ldv_list_delErr1REQUIRES_VIOLATION, __ldv_list_delErr0REQUIRES_VIOLATION, ldv_kobject_cleanupErr5ASSERT_VIOLATIONMEMORY_FREE, ldv_kobject_cleanupErr6ASSERT_VIOLATIONMEMORY_FREE, ldv_kobject_cleanupErr1REQUIRES_VIOLATION, ldv_kobject_cleanupErr4ASSERT_VIOLATIONMEMORY_FREE, ldv_kobject_cleanupErr7ASSERT_VIOLATIONMEMORY_FREE, ldv_kobject_cleanupErr0REQUIRES_VIOLATION, ldv_kobject_cleanupErr3ASSERT_VIOLATIONMEMORY_FREE, ldv_kobject_cleanupErr2ASSERT_VIOLATIONMEMORY_FREE, ldv_msg_freeErr5ASSERT_VIOLATIONMEMORY_FREE, ldv_msg_freeErr1REQUIRES_VIOLATION, ldv_msg_freeErr6ASSERT_VIOLATIONMEMORY_FREE, ldv_msg_freeErr7ASSERT_VIOLATIONMEMORY_FREE, ldv_msg_freeErr0REQUIRES_VIOLATION, ldv_msg_freeErr4ASSERT_VIOLATIONMEMORY_FREE, ldv_msg_freeErr3ASSERT_VIOLATIONMEMORY_FREE, ldv_msg_freeErr2ASSERT_VIOLATIONMEMORY_FREE, mainErr0ENSURES_VIOLATIONMEMORY_LEAK, LDV_INIT_LIST_HEADErr0REQUIRES_VIOLATION, LDV_INIT_LIST_HEADErr3REQUIRES_VIOLATION, LDV_INIT_LIST_HEADErr2REQUIRES_VIOLATION, LDV_INIT_LIST_HEADErr1REQUIRES_VIOLATION, ldv_list_delErr0REQUIRES_VIOLATION, ldv_list_delErr2REQUIRES_VIOLATION, ldv_list_delErr3REQUIRES_VIOLATION, ldv_list_delErr1REQUIRES_VIOLATION, __ldv_list_addErr3REQUIRES_VIOLATION, __ldv_list_addErr2REQUIRES_VIOLATION, __ldv_list_addErr7REQUIRES_VIOLATION, __ldv_list_addErr1REQUIRES_VIOLATION, __ldv_list_addErr6REQUIRES_VIOLATION, __ldv_list_addErr0REQUIRES_VIOLATION, __ldv_list_addErr5REQUIRES_VIOLATION, __ldv_list_addErr4REQUIRES_VIOLATION, ldv_dev_set_drvdataErr0REQUIRES_VIOLATION, ldv_dev_set_drvdataErr1REQUIRES_VIOLATION, ldv_atomic_sub_returnErr0REQUIRES_VIOLATION, ldv_atomic_sub_returnErr2REQUIRES_VIOLATION, ldv_atomic_sub_returnErr3REQUIRES_VIOLATION, ldv_atomic_sub_returnErr1REQUIRES_VIOLATION, ldv_list_add_tailErr1REQUIRES_VIOLATION, ldv_list_add_tailErr0REQUIRES_VIOLATION, ldv_dev_get_drvdataErr0REQUIRES_VIOLATION, ldv_dev_get_drvdataErr1REQUIRES_VIOLATION, disconnect_6Err4ASSERT_VIOLATIONMEMORY_FREE, disconnect_6Err3ASSERT_VIOLATIONMEMORY_FREE, disconnect_6Err1REQUIRES_VIOLATION, disconnect_6Err2ASSERT_VIOLATIONMEMORY_FREE, disconnect_6Err0REQUIRES_VIOLATION, entry_pointErr0REQUIRES_VIOLATION, entry_pointErr1REQUIRES_VIOLATION, ldv_msg_allocErr1REQUIRES_VIOLATION, ldv_msg_allocErr0REQUIRES_VIOLATION, probe1_6Err0REQUIRES_VIOLATION, probe1_6Err2ASSERT_VIOLATIONMEMORY_FREE, probe1_6Err3ASSERT_VIOLATIONMEMORY_FREE, probe1_6Err4ASSERT_VIOLATIONMEMORY_FREE, probe1_6Err1REQUIRES_VIOLATION]=== [2019-11-15 22:34:41,592 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-11-15 22:34:41,593 INFO L82 PathProgramCache]: Analyzing trace with hash -2134021029, now seen corresponding path program 1 times [2019-11-15 22:34:41,593 INFO L157 tionRefinementEngine]: Executing refinement strategy CAMEL [2019-11-15 22:34:41,593 INFO L342 tionRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1507110067] [2019-11-15 22:34:41,593 INFO L116 rtionOrderModulation]: Craig_NestedInterpolation forces the order to NOT_INCREMENTALLY [2019-11-15 22:34:41,593 INFO L116 rtionOrderModulation]: Craig_NestedInterpolation forces the order to NOT_INCREMENTALLY [2019-11-15 22:34:41,593 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-11-15 22:34:41,602 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-15 22:34:41,673 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-15 22:34:41,705 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-15 22:34:41,752 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-15 22:34:41,755 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-15 22:34:41,757 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-15 22:34:41,761 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-11-15 22:34:41,761 INFO L342 tionRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1507110067] [2019-11-15 22:34:41,761 INFO L223 tionRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-11-15 22:34:41,762 INFO L236 tionRefinementEngine]: Number of different interpolants: perfect sequences [10] imperfect sequences [] total 10 [2019-11-15 22:34:41,762 INFO L342 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1337908716] [2019-11-15 22:34:41,762 INFO L442 AbstractCegarLoop]: Interpolant automaton has 11 states [2019-11-15 22:34:41,762 INFO L137 tionRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2019-11-15 22:34:41,763 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 11 interpolants. [2019-11-15 22:34:41,763 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=22, Invalid=88, Unknown=0, NotChecked=0, Total=110 [2019-11-15 22:34:41,763 INFO L87 Difference]: Start difference. First operand 52 states and 52 transitions. Second operand 11 states. [2019-11-15 22:34:42,263 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-11-15 22:34:42,263 INFO L93 Difference]: Finished difference Result 51 states and 51 transitions. [2019-11-15 22:34:42,264 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2019-11-15 22:34:42,264 INFO L78 Accepts]: Start accepts. Automaton has 11 states. Word has length 36 [2019-11-15 22:34:42,264 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-11-15 22:34:42,264 INFO L225 Difference]: With dead ends: 51 [2019-11-15 22:34:42,264 INFO L226 Difference]: Without dead ends: 51 [2019-11-15 22:34:42,265 INFO L600 BasicCegarLoop]: 0 DeclaredPredicates, 26 GetRequests, 7 SyntacticMatches, 0 SemanticMatches, 19 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 42 ImplicationChecksByTransitivity, 0.4s TimeCoverageRelationStatistics Valid=110, Invalid=310, Unknown=0, NotChecked=0, Total=420 [2019-11-15 22:34:42,265 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 51 states. [2019-11-15 22:34:42,266 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 51 to 51. [2019-11-15 22:34:42,267 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 51 states. [2019-11-15 22:34:42,267 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 51 states to 51 states and 51 transitions. [2019-11-15 22:34:42,267 INFO L78 Accepts]: Start accepts. Automaton has 51 states and 51 transitions. Word has length 36 [2019-11-15 22:34:42,267 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-11-15 22:34:42,267 INFO L462 AbstractCegarLoop]: Abstraction has 51 states and 51 transitions. [2019-11-15 22:34:42,268 INFO L463 AbstractCegarLoop]: Interpolant automaton has 11 states. [2019-11-15 22:34:42,268 INFO L276 IsEmpty]: Start isEmpty. Operand 51 states and 51 transitions. [2019-11-15 22:34:42,268 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 38 [2019-11-15 22:34:42,268 INFO L372 BasicCegarLoop]: Found error trace [2019-11-15 22:34:42,268 INFO L380 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] [2019-11-15 22:34:42,269 INFO L410 AbstractCegarLoop]: === Iteration 16 === [ldv_kref_initErr1REQUIRES_VIOLATION, ldv_kref_initErr0REQUIRES_VIOLATION, ldv_list_addErr0REQUIRES_VIOLATION, ldv_list_addErr1REQUIRES_VIOLATION, ldv_kobject_createErr0REQUIRES_VIOLATION, ldv_kobject_createErr1REQUIRES_VIOLATION, ldv_destroy_msgsErr2REQUIRES_VIOLATION, ldv_destroy_msgsErr3REQUIRES_VIOLATION, ldv_destroy_msgsErr1REQUIRES_VIOLATION, ldv_destroy_msgsErr5REQUIRES_VIOLATION, ldv_destroy_msgsErr0REQUIRES_VIOLATION, ldv_destroy_msgsErr4REQUIRES_VIOLATION, ldv_msg_fillErr4REQUIRES_VIOLATION, ldv_msg_fillErr0REQUIRES_VIOLATION, ldv_msg_fillErr5REQUIRES_VIOLATION, ldv_msg_fillErr1REQUIRES_VIOLATION, ldv_msg_fillErr3REQUIRES_VIOLATION, ldv_msg_fillErr2REQUIRES_VIOLATION, ldv_atomic_add_returnErr0REQUIRES_VIOLATION, ldv_atomic_add_returnErr2REQUIRES_VIOLATION, ldv_atomic_add_returnErr3REQUIRES_VIOLATION, ldv_atomic_add_returnErr1REQUIRES_VIOLATION, __ldv_list_delErr3REQUIRES_VIOLATION, __ldv_list_delErr2REQUIRES_VIOLATION, __ldv_list_delErr1REQUIRES_VIOLATION, __ldv_list_delErr0REQUIRES_VIOLATION, ldv_kobject_cleanupErr5ASSERT_VIOLATIONMEMORY_FREE, ldv_kobject_cleanupErr6ASSERT_VIOLATIONMEMORY_FREE, ldv_kobject_cleanupErr1REQUIRES_VIOLATION, ldv_kobject_cleanupErr4ASSERT_VIOLATIONMEMORY_FREE, ldv_kobject_cleanupErr7ASSERT_VIOLATIONMEMORY_FREE, ldv_kobject_cleanupErr0REQUIRES_VIOLATION, ldv_kobject_cleanupErr3ASSERT_VIOLATIONMEMORY_FREE, ldv_kobject_cleanupErr2ASSERT_VIOLATIONMEMORY_FREE, ldv_msg_freeErr5ASSERT_VIOLATIONMEMORY_FREE, ldv_msg_freeErr1REQUIRES_VIOLATION, ldv_msg_freeErr6ASSERT_VIOLATIONMEMORY_FREE, ldv_msg_freeErr7ASSERT_VIOLATIONMEMORY_FREE, ldv_msg_freeErr0REQUIRES_VIOLATION, ldv_msg_freeErr4ASSERT_VIOLATIONMEMORY_FREE, ldv_msg_freeErr3ASSERT_VIOLATIONMEMORY_FREE, ldv_msg_freeErr2ASSERT_VIOLATIONMEMORY_FREE, mainErr0ENSURES_VIOLATIONMEMORY_LEAK, LDV_INIT_LIST_HEADErr0REQUIRES_VIOLATION, LDV_INIT_LIST_HEADErr3REQUIRES_VIOLATION, LDV_INIT_LIST_HEADErr2REQUIRES_VIOLATION, LDV_INIT_LIST_HEADErr1REQUIRES_VIOLATION, ldv_list_delErr0REQUIRES_VIOLATION, ldv_list_delErr2REQUIRES_VIOLATION, ldv_list_delErr3REQUIRES_VIOLATION, ldv_list_delErr1REQUIRES_VIOLATION, __ldv_list_addErr3REQUIRES_VIOLATION, __ldv_list_addErr2REQUIRES_VIOLATION, __ldv_list_addErr7REQUIRES_VIOLATION, __ldv_list_addErr1REQUIRES_VIOLATION, __ldv_list_addErr6REQUIRES_VIOLATION, __ldv_list_addErr0REQUIRES_VIOLATION, __ldv_list_addErr5REQUIRES_VIOLATION, __ldv_list_addErr4REQUIRES_VIOLATION, ldv_dev_set_drvdataErr0REQUIRES_VIOLATION, ldv_dev_set_drvdataErr1REQUIRES_VIOLATION, ldv_atomic_sub_returnErr0REQUIRES_VIOLATION, ldv_atomic_sub_returnErr2REQUIRES_VIOLATION, ldv_atomic_sub_returnErr3REQUIRES_VIOLATION, ldv_atomic_sub_returnErr1REQUIRES_VIOLATION, ldv_list_add_tailErr1REQUIRES_VIOLATION, ldv_list_add_tailErr0REQUIRES_VIOLATION, ldv_dev_get_drvdataErr0REQUIRES_VIOLATION, ldv_dev_get_drvdataErr1REQUIRES_VIOLATION, disconnect_6Err4ASSERT_VIOLATIONMEMORY_FREE, disconnect_6Err3ASSERT_VIOLATIONMEMORY_FREE, disconnect_6Err1REQUIRES_VIOLATION, disconnect_6Err2ASSERT_VIOLATIONMEMORY_FREE, disconnect_6Err0REQUIRES_VIOLATION, entry_pointErr0REQUIRES_VIOLATION, entry_pointErr1REQUIRES_VIOLATION, ldv_msg_allocErr1REQUIRES_VIOLATION, ldv_msg_allocErr0REQUIRES_VIOLATION, probe1_6Err0REQUIRES_VIOLATION, probe1_6Err2ASSERT_VIOLATIONMEMORY_FREE, probe1_6Err3ASSERT_VIOLATIONMEMORY_FREE, probe1_6Err4ASSERT_VIOLATIONMEMORY_FREE, probe1_6Err1REQUIRES_VIOLATION]=== [2019-11-15 22:34:42,269 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-11-15 22:34:42,269 INFO L82 PathProgramCache]: Analyzing trace with hash -1730142143, now seen corresponding path program 1 times [2019-11-15 22:34:42,269 INFO L157 tionRefinementEngine]: Executing refinement strategy CAMEL [2019-11-15 22:34:42,269 INFO L342 tionRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1417456255] [2019-11-15 22:34:42,270 INFO L116 rtionOrderModulation]: Craig_NestedInterpolation forces the order to NOT_INCREMENTALLY [2019-11-15 22:34:42,270 INFO L116 rtionOrderModulation]: Craig_NestedInterpolation forces the order to NOT_INCREMENTALLY [2019-11-15 22:34:42,270 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-11-15 22:34:42,284 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-15 22:34:42,339 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-15 22:34:42,370 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-15 22:34:42,475 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-15 22:34:42,498 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-15 22:34:42,501 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-15 22:34:42,506 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-11-15 22:34:42,506 INFO L342 tionRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1417456255] [2019-11-15 22:34:42,506 INFO L223 tionRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-11-15 22:34:42,506 INFO L236 tionRefinementEngine]: Number of different interpolants: perfect sequences [13] imperfect sequences [] total 13 [2019-11-15 22:34:42,506 INFO L342 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [278107254] [2019-11-15 22:34:42,507 INFO L442 AbstractCegarLoop]: Interpolant automaton has 14 states [2019-11-15 22:34:42,507 INFO L137 tionRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2019-11-15 22:34:42,507 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 14 interpolants. [2019-11-15 22:34:42,507 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=29, Invalid=153, Unknown=0, NotChecked=0, Total=182 [2019-11-15 22:34:42,507 INFO L87 Difference]: Start difference. First operand 51 states and 51 transitions. Second operand 14 states. [2019-11-15 22:34:42,947 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-11-15 22:34:42,947 INFO L93 Difference]: Finished difference Result 50 states and 50 transitions. [2019-11-15 22:34:42,948 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2019-11-15 22:34:42,948 INFO L78 Accepts]: Start accepts. Automaton has 14 states. Word has length 37 [2019-11-15 22:34:42,948 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-11-15 22:34:42,949 INFO L225 Difference]: With dead ends: 50 [2019-11-15 22:34:42,949 INFO L226 Difference]: Without dead ends: 50 [2019-11-15 22:34:42,949 INFO L600 BasicCegarLoop]: 0 DeclaredPredicates, 31 GetRequests, 8 SyntacticMatches, 0 SemanticMatches, 23 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 64 ImplicationChecksByTransitivity, 0.4s TimeCoverageRelationStatistics Valid=117, Invalid=483, Unknown=0, NotChecked=0, Total=600 [2019-11-15 22:34:42,950 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 50 states. [2019-11-15 22:34:42,951 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 50 to 50. [2019-11-15 22:34:42,951 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 50 states. [2019-11-15 22:34:42,951 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 50 states to 50 states and 50 transitions. [2019-11-15 22:34:42,951 INFO L78 Accepts]: Start accepts. Automaton has 50 states and 50 transitions. Word has length 37 [2019-11-15 22:34:42,952 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-11-15 22:34:42,952 INFO L462 AbstractCegarLoop]: Abstraction has 50 states and 50 transitions. [2019-11-15 22:34:42,952 INFO L463 AbstractCegarLoop]: Interpolant automaton has 14 states. [2019-11-15 22:34:42,952 INFO L276 IsEmpty]: Start isEmpty. Operand 50 states and 50 transitions. [2019-11-15 22:34:42,952 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 39 [2019-11-15 22:34:42,952 INFO L372 BasicCegarLoop]: Found error trace [2019-11-15 22:34:42,952 INFO L380 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] [2019-11-15 22:34:42,953 INFO L410 AbstractCegarLoop]: === Iteration 17 === [ldv_kref_initErr1REQUIRES_VIOLATION, ldv_kref_initErr0REQUIRES_VIOLATION, ldv_list_addErr0REQUIRES_VIOLATION, ldv_list_addErr1REQUIRES_VIOLATION, ldv_kobject_createErr0REQUIRES_VIOLATION, ldv_kobject_createErr1REQUIRES_VIOLATION, ldv_destroy_msgsErr2REQUIRES_VIOLATION, ldv_destroy_msgsErr3REQUIRES_VIOLATION, ldv_destroy_msgsErr1REQUIRES_VIOLATION, ldv_destroy_msgsErr5REQUIRES_VIOLATION, ldv_destroy_msgsErr0REQUIRES_VIOLATION, ldv_destroy_msgsErr4REQUIRES_VIOLATION, ldv_msg_fillErr4REQUIRES_VIOLATION, ldv_msg_fillErr0REQUIRES_VIOLATION, ldv_msg_fillErr5REQUIRES_VIOLATION, ldv_msg_fillErr1REQUIRES_VIOLATION, ldv_msg_fillErr3REQUIRES_VIOLATION, ldv_msg_fillErr2REQUIRES_VIOLATION, ldv_atomic_add_returnErr0REQUIRES_VIOLATION, ldv_atomic_add_returnErr2REQUIRES_VIOLATION, ldv_atomic_add_returnErr3REQUIRES_VIOLATION, ldv_atomic_add_returnErr1REQUIRES_VIOLATION, __ldv_list_delErr3REQUIRES_VIOLATION, __ldv_list_delErr2REQUIRES_VIOLATION, __ldv_list_delErr1REQUIRES_VIOLATION, __ldv_list_delErr0REQUIRES_VIOLATION, ldv_kobject_cleanupErr5ASSERT_VIOLATIONMEMORY_FREE, ldv_kobject_cleanupErr6ASSERT_VIOLATIONMEMORY_FREE, ldv_kobject_cleanupErr1REQUIRES_VIOLATION, ldv_kobject_cleanupErr4ASSERT_VIOLATIONMEMORY_FREE, ldv_kobject_cleanupErr7ASSERT_VIOLATIONMEMORY_FREE, ldv_kobject_cleanupErr0REQUIRES_VIOLATION, ldv_kobject_cleanupErr3ASSERT_VIOLATIONMEMORY_FREE, ldv_kobject_cleanupErr2ASSERT_VIOLATIONMEMORY_FREE, ldv_msg_freeErr5ASSERT_VIOLATIONMEMORY_FREE, ldv_msg_freeErr1REQUIRES_VIOLATION, ldv_msg_freeErr6ASSERT_VIOLATIONMEMORY_FREE, ldv_msg_freeErr7ASSERT_VIOLATIONMEMORY_FREE, ldv_msg_freeErr0REQUIRES_VIOLATION, ldv_msg_freeErr4ASSERT_VIOLATIONMEMORY_FREE, ldv_msg_freeErr3ASSERT_VIOLATIONMEMORY_FREE, ldv_msg_freeErr2ASSERT_VIOLATIONMEMORY_FREE, mainErr0ENSURES_VIOLATIONMEMORY_LEAK, LDV_INIT_LIST_HEADErr0REQUIRES_VIOLATION, LDV_INIT_LIST_HEADErr3REQUIRES_VIOLATION, LDV_INIT_LIST_HEADErr2REQUIRES_VIOLATION, LDV_INIT_LIST_HEADErr1REQUIRES_VIOLATION, ldv_list_delErr0REQUIRES_VIOLATION, ldv_list_delErr2REQUIRES_VIOLATION, ldv_list_delErr3REQUIRES_VIOLATION, ldv_list_delErr1REQUIRES_VIOLATION, __ldv_list_addErr3REQUIRES_VIOLATION, __ldv_list_addErr2REQUIRES_VIOLATION, __ldv_list_addErr7REQUIRES_VIOLATION, __ldv_list_addErr1REQUIRES_VIOLATION, __ldv_list_addErr6REQUIRES_VIOLATION, __ldv_list_addErr0REQUIRES_VIOLATION, __ldv_list_addErr5REQUIRES_VIOLATION, __ldv_list_addErr4REQUIRES_VIOLATION, ldv_dev_set_drvdataErr0REQUIRES_VIOLATION, ldv_dev_set_drvdataErr1REQUIRES_VIOLATION, ldv_atomic_sub_returnErr0REQUIRES_VIOLATION, ldv_atomic_sub_returnErr2REQUIRES_VIOLATION, ldv_atomic_sub_returnErr3REQUIRES_VIOLATION, ldv_atomic_sub_returnErr1REQUIRES_VIOLATION, ldv_list_add_tailErr1REQUIRES_VIOLATION, ldv_list_add_tailErr0REQUIRES_VIOLATION, ldv_dev_get_drvdataErr0REQUIRES_VIOLATION, ldv_dev_get_drvdataErr1REQUIRES_VIOLATION, disconnect_6Err4ASSERT_VIOLATIONMEMORY_FREE, disconnect_6Err3ASSERT_VIOLATIONMEMORY_FREE, disconnect_6Err1REQUIRES_VIOLATION, disconnect_6Err2ASSERT_VIOLATIONMEMORY_FREE, disconnect_6Err0REQUIRES_VIOLATION, entry_pointErr0REQUIRES_VIOLATION, entry_pointErr1REQUIRES_VIOLATION, ldv_msg_allocErr1REQUIRES_VIOLATION, ldv_msg_allocErr0REQUIRES_VIOLATION, probe1_6Err0REQUIRES_VIOLATION, probe1_6Err2ASSERT_VIOLATIONMEMORY_FREE, probe1_6Err3ASSERT_VIOLATIONMEMORY_FREE, probe1_6Err4ASSERT_VIOLATIONMEMORY_FREE, probe1_6Err1REQUIRES_VIOLATION]=== [2019-11-15 22:34:42,953 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-11-15 22:34:42,953 INFO L82 PathProgramCache]: Analyzing trace with hash -2094798470, now seen corresponding path program 1 times [2019-11-15 22:34:42,953 INFO L157 tionRefinementEngine]: Executing refinement strategy CAMEL [2019-11-15 22:34:42,953 INFO L342 tionRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [4719696] [2019-11-15 22:34:42,953 INFO L116 rtionOrderModulation]: Craig_NestedInterpolation forces the order to NOT_INCREMENTALLY [2019-11-15 22:34:42,954 INFO L116 rtionOrderModulation]: Craig_NestedInterpolation forces the order to NOT_INCREMENTALLY [2019-11-15 22:34:42,954 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-11-15 22:34:42,963 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-15 22:34:43,023 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-15 22:34:43,052 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-15 22:34:43,138 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-15 22:34:43,168 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-15 22:34:43,170 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-15 22:34:43,176 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-11-15 22:34:43,176 INFO L342 tionRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [4719696] [2019-11-15 22:34:43,176 INFO L223 tionRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-11-15 22:34:43,177 INFO L236 tionRefinementEngine]: Number of different interpolants: perfect sequences [13] imperfect sequences [] total 13 [2019-11-15 22:34:43,177 INFO L342 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [169122543] [2019-11-15 22:34:43,177 INFO L442 AbstractCegarLoop]: Interpolant automaton has 14 states [2019-11-15 22:34:43,177 INFO L137 tionRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2019-11-15 22:34:43,178 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 14 interpolants. [2019-11-15 22:34:43,178 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=29, Invalid=153, Unknown=0, NotChecked=0, Total=182 [2019-11-15 22:34:43,178 INFO L87 Difference]: Start difference. First operand 50 states and 50 transitions. Second operand 14 states. [2019-11-15 22:34:43,632 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-11-15 22:34:43,633 INFO L93 Difference]: Finished difference Result 49 states and 49 transitions. [2019-11-15 22:34:43,633 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2019-11-15 22:34:43,633 INFO L78 Accepts]: Start accepts. Automaton has 14 states. Word has length 38 [2019-11-15 22:34:43,633 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-11-15 22:34:43,633 INFO L225 Difference]: With dead ends: 49 [2019-11-15 22:34:43,634 INFO L226 Difference]: Without dead ends: 49 [2019-11-15 22:34:43,634 INFO L600 BasicCegarLoop]: 0 DeclaredPredicates, 27 GetRequests, 8 SyntacticMatches, 0 SemanticMatches, 19 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 32 ImplicationChecksByTransitivity, 0.3s TimeCoverageRelationStatistics Valid=83, Invalid=337, Unknown=0, NotChecked=0, Total=420 [2019-11-15 22:34:43,634 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 49 states. [2019-11-15 22:34:43,636 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 49 to 49. [2019-11-15 22:34:43,636 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 49 states. [2019-11-15 22:34:43,636 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 49 states to 49 states and 49 transitions. [2019-11-15 22:34:43,636 INFO L78 Accepts]: Start accepts. Automaton has 49 states and 49 transitions. Word has length 38 [2019-11-15 22:34:43,637 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-11-15 22:34:43,637 INFO L462 AbstractCegarLoop]: Abstraction has 49 states and 49 transitions. [2019-11-15 22:34:43,637 INFO L463 AbstractCegarLoop]: Interpolant automaton has 14 states. [2019-11-15 22:34:43,637 INFO L276 IsEmpty]: Start isEmpty. Operand 49 states and 49 transitions. [2019-11-15 22:34:43,637 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 38 [2019-11-15 22:34:43,637 INFO L372 BasicCegarLoop]: Found error trace [2019-11-15 22:34:43,637 INFO L380 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] [2019-11-15 22:34:43,638 INFO L410 AbstractCegarLoop]: === Iteration 18 === [ldv_kref_initErr1REQUIRES_VIOLATION, ldv_kref_initErr0REQUIRES_VIOLATION, ldv_list_addErr0REQUIRES_VIOLATION, ldv_list_addErr1REQUIRES_VIOLATION, ldv_kobject_createErr0REQUIRES_VIOLATION, ldv_kobject_createErr1REQUIRES_VIOLATION, ldv_destroy_msgsErr2REQUIRES_VIOLATION, ldv_destroy_msgsErr3REQUIRES_VIOLATION, ldv_destroy_msgsErr1REQUIRES_VIOLATION, ldv_destroy_msgsErr5REQUIRES_VIOLATION, ldv_destroy_msgsErr0REQUIRES_VIOLATION, ldv_destroy_msgsErr4REQUIRES_VIOLATION, ldv_msg_fillErr4REQUIRES_VIOLATION, ldv_msg_fillErr0REQUIRES_VIOLATION, ldv_msg_fillErr5REQUIRES_VIOLATION, ldv_msg_fillErr1REQUIRES_VIOLATION, ldv_msg_fillErr3REQUIRES_VIOLATION, ldv_msg_fillErr2REQUIRES_VIOLATION, ldv_atomic_add_returnErr0REQUIRES_VIOLATION, ldv_atomic_add_returnErr2REQUIRES_VIOLATION, ldv_atomic_add_returnErr3REQUIRES_VIOLATION, ldv_atomic_add_returnErr1REQUIRES_VIOLATION, __ldv_list_delErr3REQUIRES_VIOLATION, __ldv_list_delErr2REQUIRES_VIOLATION, __ldv_list_delErr1REQUIRES_VIOLATION, __ldv_list_delErr0REQUIRES_VIOLATION, ldv_kobject_cleanupErr5ASSERT_VIOLATIONMEMORY_FREE, ldv_kobject_cleanupErr6ASSERT_VIOLATIONMEMORY_FREE, ldv_kobject_cleanupErr1REQUIRES_VIOLATION, ldv_kobject_cleanupErr4ASSERT_VIOLATIONMEMORY_FREE, ldv_kobject_cleanupErr7ASSERT_VIOLATIONMEMORY_FREE, ldv_kobject_cleanupErr0REQUIRES_VIOLATION, ldv_kobject_cleanupErr3ASSERT_VIOLATIONMEMORY_FREE, ldv_kobject_cleanupErr2ASSERT_VIOLATIONMEMORY_FREE, ldv_msg_freeErr5ASSERT_VIOLATIONMEMORY_FREE, ldv_msg_freeErr1REQUIRES_VIOLATION, ldv_msg_freeErr6ASSERT_VIOLATIONMEMORY_FREE, ldv_msg_freeErr7ASSERT_VIOLATIONMEMORY_FREE, ldv_msg_freeErr0REQUIRES_VIOLATION, ldv_msg_freeErr4ASSERT_VIOLATIONMEMORY_FREE, ldv_msg_freeErr3ASSERT_VIOLATIONMEMORY_FREE, ldv_msg_freeErr2ASSERT_VIOLATIONMEMORY_FREE, mainErr0ENSURES_VIOLATIONMEMORY_LEAK, LDV_INIT_LIST_HEADErr0REQUIRES_VIOLATION, LDV_INIT_LIST_HEADErr3REQUIRES_VIOLATION, LDV_INIT_LIST_HEADErr2REQUIRES_VIOLATION, LDV_INIT_LIST_HEADErr1REQUIRES_VIOLATION, ldv_list_delErr0REQUIRES_VIOLATION, ldv_list_delErr2REQUIRES_VIOLATION, ldv_list_delErr3REQUIRES_VIOLATION, ldv_list_delErr1REQUIRES_VIOLATION, __ldv_list_addErr3REQUIRES_VIOLATION, __ldv_list_addErr2REQUIRES_VIOLATION, __ldv_list_addErr7REQUIRES_VIOLATION, __ldv_list_addErr1REQUIRES_VIOLATION, __ldv_list_addErr6REQUIRES_VIOLATION, __ldv_list_addErr0REQUIRES_VIOLATION, __ldv_list_addErr5REQUIRES_VIOLATION, __ldv_list_addErr4REQUIRES_VIOLATION, ldv_dev_set_drvdataErr0REQUIRES_VIOLATION, ldv_dev_set_drvdataErr1REQUIRES_VIOLATION, ldv_atomic_sub_returnErr0REQUIRES_VIOLATION, ldv_atomic_sub_returnErr2REQUIRES_VIOLATION, ldv_atomic_sub_returnErr3REQUIRES_VIOLATION, ldv_atomic_sub_returnErr1REQUIRES_VIOLATION, ldv_list_add_tailErr1REQUIRES_VIOLATION, ldv_list_add_tailErr0REQUIRES_VIOLATION, ldv_dev_get_drvdataErr0REQUIRES_VIOLATION, ldv_dev_get_drvdataErr1REQUIRES_VIOLATION, disconnect_6Err4ASSERT_VIOLATIONMEMORY_FREE, disconnect_6Err3ASSERT_VIOLATIONMEMORY_FREE, disconnect_6Err1REQUIRES_VIOLATION, disconnect_6Err2ASSERT_VIOLATIONMEMORY_FREE, disconnect_6Err0REQUIRES_VIOLATION, entry_pointErr0REQUIRES_VIOLATION, entry_pointErr1REQUIRES_VIOLATION, ldv_msg_allocErr1REQUIRES_VIOLATION, ldv_msg_allocErr0REQUIRES_VIOLATION, probe1_6Err0REQUIRES_VIOLATION, probe1_6Err2ASSERT_VIOLATIONMEMORY_FREE, probe1_6Err3ASSERT_VIOLATIONMEMORY_FREE, probe1_6Err4ASSERT_VIOLATIONMEMORY_FREE, probe1_6Err1REQUIRES_VIOLATION]=== [2019-11-15 22:34:43,638 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-11-15 22:34:43,638 INFO L82 PathProgramCache]: Analyzing trace with hash -1730879411, now seen corresponding path program 1 times [2019-11-15 22:34:43,638 INFO L157 tionRefinementEngine]: Executing refinement strategy CAMEL [2019-11-15 22:34:43,639 INFO L342 tionRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1399255172] [2019-11-15 22:34:43,639 INFO L116 rtionOrderModulation]: Craig_NestedInterpolation forces the order to NOT_INCREMENTALLY [2019-11-15 22:34:43,639 INFO L116 rtionOrderModulation]: Craig_NestedInterpolation forces the order to NOT_INCREMENTALLY [2019-11-15 22:34:43,639 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-11-15 22:34:43,647 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-15 22:34:43,681 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-15 22:34:43,705 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-15 22:34:43,730 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-15 22:34:43,795 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-15 22:34:43,797 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-15 22:34:43,798 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-15 22:34:43,802 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-11-15 22:34:43,802 INFO L342 tionRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1399255172] [2019-11-15 22:34:43,802 INFO L223 tionRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-11-15 22:34:43,803 INFO L236 tionRefinementEngine]: Number of different interpolants: perfect sequences [8] imperfect sequences [] total 8 [2019-11-15 22:34:43,803 INFO L342 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [799073937] [2019-11-15 22:34:43,803 INFO L442 AbstractCegarLoop]: Interpolant automaton has 8 states [2019-11-15 22:34:43,803 INFO L137 tionRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2019-11-15 22:34:43,803 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2019-11-15 22:34:43,803 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=15, Invalid=41, Unknown=0, NotChecked=0, Total=56 [2019-11-15 22:34:43,804 INFO L87 Difference]: Start difference. First operand 49 states and 49 transitions. Second operand 8 states. [2019-11-15 22:34:43,966 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-11-15 22:34:43,966 INFO L93 Difference]: Finished difference Result 48 states and 47 transitions. [2019-11-15 22:34:43,967 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2019-11-15 22:34:43,967 INFO L78 Accepts]: Start accepts. Automaton has 8 states. Word has length 37 [2019-11-15 22:34:43,967 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-11-15 22:34:43,967 INFO L225 Difference]: With dead ends: 48 [2019-11-15 22:34:43,967 INFO L226 Difference]: Without dead ends: 48 [2019-11-15 22:34:43,968 INFO L600 BasicCegarLoop]: 0 DeclaredPredicates, 19 GetRequests, 12 SyntacticMatches, 0 SemanticMatches, 7 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=20, Invalid=52, Unknown=0, NotChecked=0, Total=72 [2019-11-15 22:34:43,968 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 48 states. [2019-11-15 22:34:43,969 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 48 to 48. [2019-11-15 22:34:43,969 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 48 states. [2019-11-15 22:34:43,970 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 48 states to 48 states and 47 transitions. [2019-11-15 22:34:43,970 INFO L78 Accepts]: Start accepts. Automaton has 48 states and 47 transitions. Word has length 37 [2019-11-15 22:34:43,970 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-11-15 22:34:43,970 INFO L462 AbstractCegarLoop]: Abstraction has 48 states and 47 transitions. [2019-11-15 22:34:43,970 INFO L463 AbstractCegarLoop]: Interpolant automaton has 8 states. [2019-11-15 22:34:43,970 INFO L276 IsEmpty]: Start isEmpty. Operand 48 states and 47 transitions. [2019-11-15 22:34:43,970 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 40 [2019-11-15 22:34:43,971 INFO L372 BasicCegarLoop]: Found error trace [2019-11-15 22:34:43,971 INFO L380 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] [2019-11-15 22:34:43,971 INFO L410 AbstractCegarLoop]: === Iteration 19 === [ldv_kref_initErr1REQUIRES_VIOLATION, ldv_kref_initErr0REQUIRES_VIOLATION, ldv_list_addErr0REQUIRES_VIOLATION, ldv_list_addErr1REQUIRES_VIOLATION, ldv_kobject_createErr0REQUIRES_VIOLATION, ldv_kobject_createErr1REQUIRES_VIOLATION, ldv_destroy_msgsErr2REQUIRES_VIOLATION, ldv_destroy_msgsErr3REQUIRES_VIOLATION, ldv_destroy_msgsErr1REQUIRES_VIOLATION, ldv_destroy_msgsErr5REQUIRES_VIOLATION, ldv_destroy_msgsErr0REQUIRES_VIOLATION, ldv_destroy_msgsErr4REQUIRES_VIOLATION, ldv_msg_fillErr4REQUIRES_VIOLATION, ldv_msg_fillErr0REQUIRES_VIOLATION, ldv_msg_fillErr5REQUIRES_VIOLATION, ldv_msg_fillErr1REQUIRES_VIOLATION, ldv_msg_fillErr3REQUIRES_VIOLATION, ldv_msg_fillErr2REQUIRES_VIOLATION, ldv_atomic_add_returnErr0REQUIRES_VIOLATION, ldv_atomic_add_returnErr2REQUIRES_VIOLATION, ldv_atomic_add_returnErr3REQUIRES_VIOLATION, ldv_atomic_add_returnErr1REQUIRES_VIOLATION, __ldv_list_delErr3REQUIRES_VIOLATION, __ldv_list_delErr2REQUIRES_VIOLATION, __ldv_list_delErr1REQUIRES_VIOLATION, __ldv_list_delErr0REQUIRES_VIOLATION, ldv_kobject_cleanupErr5ASSERT_VIOLATIONMEMORY_FREE, ldv_kobject_cleanupErr6ASSERT_VIOLATIONMEMORY_FREE, ldv_kobject_cleanupErr1REQUIRES_VIOLATION, ldv_kobject_cleanupErr4ASSERT_VIOLATIONMEMORY_FREE, ldv_kobject_cleanupErr7ASSERT_VIOLATIONMEMORY_FREE, ldv_kobject_cleanupErr0REQUIRES_VIOLATION, ldv_kobject_cleanupErr3ASSERT_VIOLATIONMEMORY_FREE, ldv_kobject_cleanupErr2ASSERT_VIOLATIONMEMORY_FREE, ldv_msg_freeErr5ASSERT_VIOLATIONMEMORY_FREE, ldv_msg_freeErr1REQUIRES_VIOLATION, ldv_msg_freeErr6ASSERT_VIOLATIONMEMORY_FREE, ldv_msg_freeErr7ASSERT_VIOLATIONMEMORY_FREE, ldv_msg_freeErr0REQUIRES_VIOLATION, ldv_msg_freeErr4ASSERT_VIOLATIONMEMORY_FREE, ldv_msg_freeErr3ASSERT_VIOLATIONMEMORY_FREE, ldv_msg_freeErr2ASSERT_VIOLATIONMEMORY_FREE, mainErr0ENSURES_VIOLATIONMEMORY_LEAK, LDV_INIT_LIST_HEADErr0REQUIRES_VIOLATION, LDV_INIT_LIST_HEADErr3REQUIRES_VIOLATION, LDV_INIT_LIST_HEADErr2REQUIRES_VIOLATION, LDV_INIT_LIST_HEADErr1REQUIRES_VIOLATION, ldv_list_delErr0REQUIRES_VIOLATION, ldv_list_delErr2REQUIRES_VIOLATION, ldv_list_delErr3REQUIRES_VIOLATION, ldv_list_delErr1REQUIRES_VIOLATION, __ldv_list_addErr3REQUIRES_VIOLATION, __ldv_list_addErr2REQUIRES_VIOLATION, __ldv_list_addErr7REQUIRES_VIOLATION, __ldv_list_addErr1REQUIRES_VIOLATION, __ldv_list_addErr6REQUIRES_VIOLATION, __ldv_list_addErr0REQUIRES_VIOLATION, __ldv_list_addErr5REQUIRES_VIOLATION, __ldv_list_addErr4REQUIRES_VIOLATION, ldv_dev_set_drvdataErr0REQUIRES_VIOLATION, ldv_dev_set_drvdataErr1REQUIRES_VIOLATION, ldv_atomic_sub_returnErr0REQUIRES_VIOLATION, ldv_atomic_sub_returnErr2REQUIRES_VIOLATION, ldv_atomic_sub_returnErr3REQUIRES_VIOLATION, ldv_atomic_sub_returnErr1REQUIRES_VIOLATION, ldv_list_add_tailErr1REQUIRES_VIOLATION, ldv_list_add_tailErr0REQUIRES_VIOLATION, ldv_dev_get_drvdataErr0REQUIRES_VIOLATION, ldv_dev_get_drvdataErr1REQUIRES_VIOLATION, disconnect_6Err4ASSERT_VIOLATIONMEMORY_FREE, disconnect_6Err3ASSERT_VIOLATIONMEMORY_FREE, disconnect_6Err1REQUIRES_VIOLATION, disconnect_6Err2ASSERT_VIOLATIONMEMORY_FREE, disconnect_6Err0REQUIRES_VIOLATION, entry_pointErr0REQUIRES_VIOLATION, entry_pointErr1REQUIRES_VIOLATION, ldv_msg_allocErr1REQUIRES_VIOLATION, ldv_msg_allocErr0REQUIRES_VIOLATION, probe1_6Err0REQUIRES_VIOLATION, probe1_6Err2ASSERT_VIOLATIONMEMORY_FREE, probe1_6Err3ASSERT_VIOLATIONMEMORY_FREE, probe1_6Err4ASSERT_VIOLATIONMEMORY_FREE, probe1_6Err1REQUIRES_VIOLATION]=== [2019-11-15 22:34:43,971 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-11-15 22:34:43,971 INFO L82 PathProgramCache]: Analyzing trace with hash -514242717, now seen corresponding path program 1 times [2019-11-15 22:34:43,972 INFO L157 tionRefinementEngine]: Executing refinement strategy CAMEL [2019-11-15 22:34:43,972 INFO L342 tionRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [299342462] [2019-11-15 22:34:43,972 INFO L116 rtionOrderModulation]: Craig_NestedInterpolation forces the order to NOT_INCREMENTALLY [2019-11-15 22:34:43,972 INFO L116 rtionOrderModulation]: Craig_NestedInterpolation forces the order to NOT_INCREMENTALLY [2019-11-15 22:34:43,972 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-11-15 22:34:43,981 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-15 22:34:44,052 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-15 22:34:44,084 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-15 22:34:44,180 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-15 22:34:44,202 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-15 22:34:44,204 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-15 22:34:44,210 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-11-15 22:34:44,210 INFO L342 tionRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [299342462] [2019-11-15 22:34:44,211 INFO L223 tionRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-11-15 22:34:44,211 INFO L236 tionRefinementEngine]: Number of different interpolants: perfect sequences [13] imperfect sequences [] total 13 [2019-11-15 22:34:44,211 INFO L342 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1370785610] [2019-11-15 22:34:44,211 INFO L442 AbstractCegarLoop]: Interpolant automaton has 14 states [2019-11-15 22:34:44,211 INFO L137 tionRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2019-11-15 22:34:44,211 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 14 interpolants. [2019-11-15 22:34:44,212 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=29, Invalid=153, Unknown=0, NotChecked=0, Total=182 [2019-11-15 22:34:44,212 INFO L87 Difference]: Start difference. First operand 48 states and 47 transitions. Second operand 14 states. [2019-11-15 22:34:44,573 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-11-15 22:34:44,573 INFO L93 Difference]: Finished difference Result 47 states and 46 transitions. [2019-11-15 22:34:44,574 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2019-11-15 22:34:44,574 INFO L78 Accepts]: Start accepts. Automaton has 14 states. Word has length 39 [2019-11-15 22:34:44,574 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-11-15 22:34:44,574 INFO L225 Difference]: With dead ends: 47 [2019-11-15 22:34:44,574 INFO L226 Difference]: Without dead ends: 47 [2019-11-15 22:34:44,575 INFO L600 BasicCegarLoop]: 0 DeclaredPredicates, 26 GetRequests, 8 SyntacticMatches, 0 SemanticMatches, 18 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 23 ImplicationChecksByTransitivity, 0.3s TimeCoverageRelationStatistics Valid=76, Invalid=304, Unknown=0, NotChecked=0, Total=380 [2019-11-15 22:34:44,575 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 47 states. [2019-11-15 22:34:44,576 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 47 to 47. [2019-11-15 22:34:44,576 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 47 states. [2019-11-15 22:34:44,577 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 47 states to 47 states and 46 transitions. [2019-11-15 22:34:44,577 INFO L78 Accepts]: Start accepts. Automaton has 47 states and 46 transitions. Word has length 39 [2019-11-15 22:34:44,577 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-11-15 22:34:44,577 INFO L462 AbstractCegarLoop]: Abstraction has 47 states and 46 transitions. [2019-11-15 22:34:44,577 INFO L463 AbstractCegarLoop]: Interpolant automaton has 14 states. [2019-11-15 22:34:44,577 INFO L276 IsEmpty]: Start isEmpty. Operand 47 states and 46 transitions. [2019-11-15 22:34:44,578 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 43 [2019-11-15 22:34:44,578 INFO L372 BasicCegarLoop]: Found error trace [2019-11-15 22:34:44,578 INFO L380 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] [2019-11-15 22:34:44,578 INFO L410 AbstractCegarLoop]: === Iteration 20 === [ldv_kref_initErr1REQUIRES_VIOLATION, ldv_kref_initErr0REQUIRES_VIOLATION, ldv_list_addErr0REQUIRES_VIOLATION, ldv_list_addErr1REQUIRES_VIOLATION, ldv_kobject_createErr0REQUIRES_VIOLATION, ldv_kobject_createErr1REQUIRES_VIOLATION, ldv_destroy_msgsErr2REQUIRES_VIOLATION, ldv_destroy_msgsErr3REQUIRES_VIOLATION, ldv_destroy_msgsErr1REQUIRES_VIOLATION, ldv_destroy_msgsErr5REQUIRES_VIOLATION, ldv_destroy_msgsErr0REQUIRES_VIOLATION, ldv_destroy_msgsErr4REQUIRES_VIOLATION, ldv_msg_fillErr4REQUIRES_VIOLATION, ldv_msg_fillErr0REQUIRES_VIOLATION, ldv_msg_fillErr5REQUIRES_VIOLATION, ldv_msg_fillErr1REQUIRES_VIOLATION, ldv_msg_fillErr3REQUIRES_VIOLATION, ldv_msg_fillErr2REQUIRES_VIOLATION, ldv_atomic_add_returnErr0REQUIRES_VIOLATION, ldv_atomic_add_returnErr2REQUIRES_VIOLATION, ldv_atomic_add_returnErr3REQUIRES_VIOLATION, ldv_atomic_add_returnErr1REQUIRES_VIOLATION, __ldv_list_delErr3REQUIRES_VIOLATION, __ldv_list_delErr2REQUIRES_VIOLATION, __ldv_list_delErr1REQUIRES_VIOLATION, __ldv_list_delErr0REQUIRES_VIOLATION, ldv_kobject_cleanupErr5ASSERT_VIOLATIONMEMORY_FREE, ldv_kobject_cleanupErr6ASSERT_VIOLATIONMEMORY_FREE, ldv_kobject_cleanupErr1REQUIRES_VIOLATION, ldv_kobject_cleanupErr4ASSERT_VIOLATIONMEMORY_FREE, ldv_kobject_cleanupErr7ASSERT_VIOLATIONMEMORY_FREE, ldv_kobject_cleanupErr0REQUIRES_VIOLATION, ldv_kobject_cleanupErr3ASSERT_VIOLATIONMEMORY_FREE, ldv_kobject_cleanupErr2ASSERT_VIOLATIONMEMORY_FREE, ldv_msg_freeErr5ASSERT_VIOLATIONMEMORY_FREE, ldv_msg_freeErr1REQUIRES_VIOLATION, ldv_msg_freeErr6ASSERT_VIOLATIONMEMORY_FREE, ldv_msg_freeErr7ASSERT_VIOLATIONMEMORY_FREE, ldv_msg_freeErr0REQUIRES_VIOLATION, ldv_msg_freeErr4ASSERT_VIOLATIONMEMORY_FREE, ldv_msg_freeErr3ASSERT_VIOLATIONMEMORY_FREE, ldv_msg_freeErr2ASSERT_VIOLATIONMEMORY_FREE, mainErr0ENSURES_VIOLATIONMEMORY_LEAK, LDV_INIT_LIST_HEADErr0REQUIRES_VIOLATION, LDV_INIT_LIST_HEADErr3REQUIRES_VIOLATION, LDV_INIT_LIST_HEADErr2REQUIRES_VIOLATION, LDV_INIT_LIST_HEADErr1REQUIRES_VIOLATION, ldv_list_delErr0REQUIRES_VIOLATION, ldv_list_delErr2REQUIRES_VIOLATION, ldv_list_delErr3REQUIRES_VIOLATION, ldv_list_delErr1REQUIRES_VIOLATION, __ldv_list_addErr3REQUIRES_VIOLATION, __ldv_list_addErr2REQUIRES_VIOLATION, __ldv_list_addErr7REQUIRES_VIOLATION, __ldv_list_addErr1REQUIRES_VIOLATION, __ldv_list_addErr6REQUIRES_VIOLATION, __ldv_list_addErr0REQUIRES_VIOLATION, __ldv_list_addErr5REQUIRES_VIOLATION, __ldv_list_addErr4REQUIRES_VIOLATION, ldv_dev_set_drvdataErr0REQUIRES_VIOLATION, ldv_dev_set_drvdataErr1REQUIRES_VIOLATION, ldv_atomic_sub_returnErr0REQUIRES_VIOLATION, ldv_atomic_sub_returnErr2REQUIRES_VIOLATION, ldv_atomic_sub_returnErr3REQUIRES_VIOLATION, ldv_atomic_sub_returnErr1REQUIRES_VIOLATION, ldv_list_add_tailErr1REQUIRES_VIOLATION, ldv_list_add_tailErr0REQUIRES_VIOLATION, ldv_dev_get_drvdataErr0REQUIRES_VIOLATION, ldv_dev_get_drvdataErr1REQUIRES_VIOLATION, disconnect_6Err4ASSERT_VIOLATIONMEMORY_FREE, disconnect_6Err3ASSERT_VIOLATIONMEMORY_FREE, disconnect_6Err1REQUIRES_VIOLATION, disconnect_6Err2ASSERT_VIOLATIONMEMORY_FREE, disconnect_6Err0REQUIRES_VIOLATION, entry_pointErr0REQUIRES_VIOLATION, entry_pointErr1REQUIRES_VIOLATION, ldv_msg_allocErr1REQUIRES_VIOLATION, ldv_msg_allocErr0REQUIRES_VIOLATION, probe1_6Err0REQUIRES_VIOLATION, probe1_6Err2ASSERT_VIOLATIONMEMORY_FREE, probe1_6Err3ASSERT_VIOLATIONMEMORY_FREE, probe1_6Err4ASSERT_VIOLATIONMEMORY_FREE, probe1_6Err1REQUIRES_VIOLATION]=== [2019-11-15 22:34:44,579 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-11-15 22:34:44,579 INFO L82 PathProgramCache]: Analyzing trace with hash 343976231, now seen corresponding path program 1 times [2019-11-15 22:34:44,579 INFO L157 tionRefinementEngine]: Executing refinement strategy CAMEL [2019-11-15 22:34:44,579 INFO L342 tionRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1169718538] [2019-11-15 22:34:44,579 INFO L116 rtionOrderModulation]: Craig_NestedInterpolation forces the order to NOT_INCREMENTALLY [2019-11-15 22:34:44,579 INFO L116 rtionOrderModulation]: Craig_NestedInterpolation forces the order to NOT_INCREMENTALLY [2019-11-15 22:34:44,579 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-11-15 22:34:44,592 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-15 22:34:44,652 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-15 22:34:44,678 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-15 22:34:44,775 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-15 22:34:44,793 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-15 22:34:44,795 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-15 22:34:44,823 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-15 22:34:44,915 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-11-15 22:34:44,915 INFO L342 tionRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1169718538] [2019-11-15 22:34:44,915 INFO L223 tionRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-11-15 22:34:44,916 INFO L236 tionRefinementEngine]: Number of different interpolants: perfect sequences [16] imperfect sequences [] total 16 [2019-11-15 22:34:44,916 INFO L342 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [342801220] [2019-11-15 22:34:44,916 INFO L442 AbstractCegarLoop]: Interpolant automaton has 17 states [2019-11-15 22:34:44,916 INFO L137 tionRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2019-11-15 22:34:44,917 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 17 interpolants. [2019-11-15 22:34:44,917 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=39, Invalid=233, Unknown=0, NotChecked=0, Total=272 [2019-11-15 22:34:44,917 INFO L87 Difference]: Start difference. First operand 47 states and 46 transitions. Second operand 17 states. [2019-11-15 22:34:45,561 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-11-15 22:34:45,561 INFO L93 Difference]: Finished difference Result 46 states and 45 transitions. [2019-11-15 22:34:45,561 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2019-11-15 22:34:45,562 INFO L78 Accepts]: Start accepts. Automaton has 17 states. Word has length 42 [2019-11-15 22:34:45,562 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-11-15 22:34:45,562 INFO L225 Difference]: With dead ends: 46 [2019-11-15 22:34:45,562 INFO L226 Difference]: Without dead ends: 46 [2019-11-15 22:34:45,563 INFO L600 BasicCegarLoop]: 0 DeclaredPredicates, 35 GetRequests, 7 SyntacticMatches, 0 SemanticMatches, 28 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 105 ImplicationChecksByTransitivity, 0.6s TimeCoverageRelationStatistics Valid=174, Invalid=696, Unknown=0, NotChecked=0, Total=870 [2019-11-15 22:34:45,563 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 46 states. [2019-11-15 22:34:45,564 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 46 to 46. [2019-11-15 22:34:45,564 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 46 states. [2019-11-15 22:34:45,565 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 46 states to 46 states and 45 transitions. [2019-11-15 22:34:45,565 INFO L78 Accepts]: Start accepts. Automaton has 46 states and 45 transitions. Word has length 42 [2019-11-15 22:34:45,565 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-11-15 22:34:45,565 INFO L462 AbstractCegarLoop]: Abstraction has 46 states and 45 transitions. [2019-11-15 22:34:45,565 INFO L463 AbstractCegarLoop]: Interpolant automaton has 17 states. [2019-11-15 22:34:45,565 INFO L276 IsEmpty]: Start isEmpty. Operand 46 states and 45 transitions. [2019-11-15 22:34:45,566 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 46 [2019-11-15 22:34:45,566 INFO L372 BasicCegarLoop]: Found error trace [2019-11-15 22:34:45,566 INFO L380 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-11-15 22:34:45,567 INFO L410 AbstractCegarLoop]: === Iteration 21 === [ldv_kref_initErr1REQUIRES_VIOLATION, ldv_kref_initErr0REQUIRES_VIOLATION, ldv_list_addErr0REQUIRES_VIOLATION, ldv_list_addErr1REQUIRES_VIOLATION, ldv_kobject_createErr0REQUIRES_VIOLATION, ldv_kobject_createErr1REQUIRES_VIOLATION, ldv_destroy_msgsErr2REQUIRES_VIOLATION, ldv_destroy_msgsErr3REQUIRES_VIOLATION, ldv_destroy_msgsErr1REQUIRES_VIOLATION, ldv_destroy_msgsErr5REQUIRES_VIOLATION, ldv_destroy_msgsErr0REQUIRES_VIOLATION, ldv_destroy_msgsErr4REQUIRES_VIOLATION, ldv_msg_fillErr4REQUIRES_VIOLATION, ldv_msg_fillErr0REQUIRES_VIOLATION, ldv_msg_fillErr5REQUIRES_VIOLATION, ldv_msg_fillErr1REQUIRES_VIOLATION, ldv_msg_fillErr3REQUIRES_VIOLATION, ldv_msg_fillErr2REQUIRES_VIOLATION, ldv_atomic_add_returnErr0REQUIRES_VIOLATION, ldv_atomic_add_returnErr2REQUIRES_VIOLATION, ldv_atomic_add_returnErr3REQUIRES_VIOLATION, ldv_atomic_add_returnErr1REQUIRES_VIOLATION, __ldv_list_delErr3REQUIRES_VIOLATION, __ldv_list_delErr2REQUIRES_VIOLATION, __ldv_list_delErr1REQUIRES_VIOLATION, __ldv_list_delErr0REQUIRES_VIOLATION, ldv_kobject_cleanupErr5ASSERT_VIOLATIONMEMORY_FREE, ldv_kobject_cleanupErr6ASSERT_VIOLATIONMEMORY_FREE, ldv_kobject_cleanupErr1REQUIRES_VIOLATION, ldv_kobject_cleanupErr4ASSERT_VIOLATIONMEMORY_FREE, ldv_kobject_cleanupErr7ASSERT_VIOLATIONMEMORY_FREE, ldv_kobject_cleanupErr0REQUIRES_VIOLATION, ldv_kobject_cleanupErr3ASSERT_VIOLATIONMEMORY_FREE, ldv_kobject_cleanupErr2ASSERT_VIOLATIONMEMORY_FREE, ldv_msg_freeErr5ASSERT_VIOLATIONMEMORY_FREE, ldv_msg_freeErr1REQUIRES_VIOLATION, ldv_msg_freeErr6ASSERT_VIOLATIONMEMORY_FREE, ldv_msg_freeErr7ASSERT_VIOLATIONMEMORY_FREE, ldv_msg_freeErr0REQUIRES_VIOLATION, ldv_msg_freeErr4ASSERT_VIOLATIONMEMORY_FREE, ldv_msg_freeErr3ASSERT_VIOLATIONMEMORY_FREE, ldv_msg_freeErr2ASSERT_VIOLATIONMEMORY_FREE, mainErr0ENSURES_VIOLATIONMEMORY_LEAK, LDV_INIT_LIST_HEADErr0REQUIRES_VIOLATION, LDV_INIT_LIST_HEADErr3REQUIRES_VIOLATION, LDV_INIT_LIST_HEADErr2REQUIRES_VIOLATION, LDV_INIT_LIST_HEADErr1REQUIRES_VIOLATION, ldv_list_delErr0REQUIRES_VIOLATION, ldv_list_delErr2REQUIRES_VIOLATION, ldv_list_delErr3REQUIRES_VIOLATION, ldv_list_delErr1REQUIRES_VIOLATION, __ldv_list_addErr3REQUIRES_VIOLATION, __ldv_list_addErr2REQUIRES_VIOLATION, __ldv_list_addErr7REQUIRES_VIOLATION, __ldv_list_addErr1REQUIRES_VIOLATION, __ldv_list_addErr6REQUIRES_VIOLATION, __ldv_list_addErr0REQUIRES_VIOLATION, __ldv_list_addErr5REQUIRES_VIOLATION, __ldv_list_addErr4REQUIRES_VIOLATION, ldv_dev_set_drvdataErr0REQUIRES_VIOLATION, ldv_dev_set_drvdataErr1REQUIRES_VIOLATION, ldv_atomic_sub_returnErr0REQUIRES_VIOLATION, ldv_atomic_sub_returnErr2REQUIRES_VIOLATION, ldv_atomic_sub_returnErr3REQUIRES_VIOLATION, ldv_atomic_sub_returnErr1REQUIRES_VIOLATION, ldv_list_add_tailErr1REQUIRES_VIOLATION, ldv_list_add_tailErr0REQUIRES_VIOLATION, ldv_dev_get_drvdataErr0REQUIRES_VIOLATION, ldv_dev_get_drvdataErr1REQUIRES_VIOLATION, disconnect_6Err4ASSERT_VIOLATIONMEMORY_FREE, disconnect_6Err3ASSERT_VIOLATIONMEMORY_FREE, disconnect_6Err1REQUIRES_VIOLATION, disconnect_6Err2ASSERT_VIOLATIONMEMORY_FREE, disconnect_6Err0REQUIRES_VIOLATION, entry_pointErr0REQUIRES_VIOLATION, entry_pointErr1REQUIRES_VIOLATION, ldv_msg_allocErr1REQUIRES_VIOLATION, ldv_msg_allocErr0REQUIRES_VIOLATION, probe1_6Err0REQUIRES_VIOLATION, probe1_6Err2ASSERT_VIOLATIONMEMORY_FREE, probe1_6Err3ASSERT_VIOLATIONMEMORY_FREE, probe1_6Err4ASSERT_VIOLATIONMEMORY_FREE, probe1_6Err1REQUIRES_VIOLATION]=== [2019-11-15 22:34:45,567 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-11-15 22:34:45,567 INFO L82 PathProgramCache]: Analyzing trace with hash -395751193, now seen corresponding path program 1 times [2019-11-15 22:34:45,567 INFO L157 tionRefinementEngine]: Executing refinement strategy CAMEL [2019-11-15 22:34:45,567 INFO L342 tionRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1690331239] [2019-11-15 22:34:45,567 INFO L116 rtionOrderModulation]: Craig_NestedInterpolation forces the order to NOT_INCREMENTALLY [2019-11-15 22:34:45,567 INFO L116 rtionOrderModulation]: Craig_NestedInterpolation forces the order to NOT_INCREMENTALLY [2019-11-15 22:34:45,567 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-11-15 22:34:45,580 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-15 22:34:45,630 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-15 22:34:45,655 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-15 22:34:45,705 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-15 22:34:45,805 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-15 22:34:45,845 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-15 22:34:45,847 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-15 22:34:45,851 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-15 22:34:45,940 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-11-15 22:34:45,941 INFO L342 tionRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1690331239] [2019-11-15 22:34:45,941 INFO L223 tionRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-11-15 22:34:45,941 INFO L236 tionRefinementEngine]: Number of different interpolants: perfect sequences [14] imperfect sequences [] total 14 [2019-11-15 22:34:45,941 INFO L342 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [524818925] [2019-11-15 22:34:45,943 INFO L442 AbstractCegarLoop]: Interpolant automaton has 15 states [2019-11-15 22:34:45,943 INFO L137 tionRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2019-11-15 22:34:45,943 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 15 interpolants. [2019-11-15 22:34:45,943 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=35, Invalid=175, Unknown=0, NotChecked=0, Total=210 [2019-11-15 22:34:45,944 INFO L87 Difference]: Start difference. First operand 46 states and 45 transitions. Second operand 15 states. [2019-11-15 22:34:46,472 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-11-15 22:34:46,472 INFO L93 Difference]: Finished difference Result 45 states and 44 transitions. [2019-11-15 22:34:46,472 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2019-11-15 22:34:46,472 INFO L78 Accepts]: Start accepts. Automaton has 15 states. Word has length 45 [2019-11-15 22:34:46,473 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-11-15 22:34:46,473 INFO L225 Difference]: With dead ends: 45 [2019-11-15 22:34:46,473 INFO L226 Difference]: Without dead ends: 0 [2019-11-15 22:34:46,473 INFO L600 BasicCegarLoop]: 0 DeclaredPredicates, 31 GetRequests, 12 SyntacticMatches, 0 SemanticMatches, 19 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 42 ImplicationChecksByTransitivity, 0.4s TimeCoverageRelationStatistics Valid=75, Invalid=345, Unknown=0, NotChecked=0, Total=420 [2019-11-15 22:34:46,473 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2019-11-15 22:34:46,473 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2019-11-15 22:34:46,474 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 0 states. [2019-11-15 22:34:46,474 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2019-11-15 22:34:46,474 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 45 [2019-11-15 22:34:46,474 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-11-15 22:34:46,474 INFO L462 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2019-11-15 22:34:46,474 INFO L463 AbstractCegarLoop]: Interpolant automaton has 15 states. [2019-11-15 22:34:46,474 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2019-11-15 22:34:46,474 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2019-11-15 22:34:46,480 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 15.11 10:34:46 BoogieIcfgContainer [2019-11-15 22:34:46,480 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2019-11-15 22:34:46,481 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2019-11-15 22:34:46,481 INFO L271 PluginConnector]: Initializing Witness Printer... [2019-11-15 22:34:46,481 INFO L275 PluginConnector]: Witness Printer initialized [2019-11-15 22:34:46,482 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 15.11 10:34:33" (3/4) ... [2019-11-15 22:34:46,485 INFO L137 WitnessPrinter]: Generating witness for correct program [2019-11-15 22:34:46,494 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure ldv_submit_msg [2019-11-15 22:34:46,494 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure ldv_positive [2019-11-15 22:34:46,494 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure __uint64_identity [2019-11-15 22:34:46,494 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure ldv_msg_free [2019-11-15 22:34:46,495 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure main [2019-11-15 22:34:46,495 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure f6 [2019-11-15 22:34:46,495 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure ##fun~$Pointer$~TO~VOID [2019-11-15 22:34:46,495 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure ldv_nonpositive [2019-11-15 22:34:46,495 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure #Ultimate.meminit [2019-11-15 22:34:46,495 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure ldv_msg_alloc [2019-11-15 22:34:46,495 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure ldv_kobject_init_internal [2019-11-15 22:34:46,495 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure ldv_kref_init [2019-11-15 22:34:46,496 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure ldv_msg_fill [2019-11-15 22:34:46,496 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure ldv_kref_sub [2019-11-15 22:34:46,496 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure ldv_atomic_add_return [2019-11-15 22:34:46,496 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure __bswap_32 [2019-11-15 22:34:46,496 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure ldv_kobject_cleanup [2019-11-15 22:34:46,496 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure #Ultimate.C_memcpy [2019-11-15 22:34:46,496 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure LDV_INIT_LIST_HEAD [2019-11-15 22:34:46,496 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure __ldv_list_add [2019-11-15 22:34:46,497 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure g6 [2019-11-15 22:34:46,497 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure ldv_malloc [2019-11-15 22:34:46,497 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure ldv_dev_set_drvdata [2019-11-15 22:34:46,497 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure ldv_kobject_create [2019-11-15 22:34:46,497 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure ldv_kobject_del [2019-11-15 22:34:46,497 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure __ldv_list_del [2019-11-15 22:34:46,497 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure __bswap_64 [2019-11-15 22:34:46,497 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure ldv_list_del [2019-11-15 22:34:46,497 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure ldv_kref_get [2019-11-15 22:34:46,497 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure ldv_kobject_put [2019-11-15 22:34:46,497 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure __uint32_identity [2019-11-15 22:34:46,497 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure ldv_kobject_init [2019-11-15 22:34:46,497 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure ldv_atomic_sub_return [2019-11-15 22:34:46,497 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure ldv_list_add_tail [2019-11-15 22:34:46,497 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure __uint16_identity [2019-11-15 22:34:46,497 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure entry_point [2019-11-15 22:34:46,498 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure ldv_list_add [2019-11-15 22:34:46,498 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure ldv_destroy_msgs [2019-11-15 22:34:46,498 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure #Ultimate.C_memset [2019-11-15 22:34:46,498 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure f [2019-11-15 22:34:46,498 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure ldv_kobject_release [2019-11-15 22:34:46,498 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure g [2019-11-15 22:34:46,498 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure ULTIMATE.init [2019-11-15 22:34:46,498 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure ldv_zalloc [2019-11-15 22:34:46,498 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure ldv_kref_put [2019-11-15 22:34:46,498 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure ldv_kobject_get [2019-11-15 22:34:46,498 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure ldv_dev_get_drvdata [2019-11-15 22:34:46,499 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure disconnect_6 [2019-11-15 22:34:46,499 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure probe1_6 [2019-11-15 22:34:46,504 INFO L902 BoogieBacktranslator]: Reduced CFG by removing 41 nodes and edges [2019-11-15 22:34:46,505 INFO L902 BoogieBacktranslator]: Reduced CFG by removing 9 nodes and edges [2019-11-15 22:34:46,505 INFO L902 BoogieBacktranslator]: Reduced CFG by removing 2 nodes and edges [2019-11-15 22:34:46,506 INFO L902 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2019-11-15 22:34:46,506 INFO L902 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2019-11-15 22:34:46,577 INFO L141 WitnessManager]: Wrote witness to /tmp/vcloud-vcloud-master/worker/run_dir_2902b069-cae5-41cd-9992-a1881fabe8b5/bin/uautomizer/witness.graphml [2019-11-15 22:34:46,578 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2019-11-15 22:34:46,580 INFO L168 Benchmark]: Toolchain (without parser) took 14807.57 ms. Allocated memory was 1.0 GB in the beginning and 1.4 GB in the end (delta: 361.2 MB). Free memory was 946.2 MB in the beginning and 1.3 GB in the end (delta: -360.8 MB). Peak memory consumption was 396.0 kB. Max. memory is 11.5 GB. [2019-11-15 22:34:46,580 INFO L168 Benchmark]: CDTParser took 0.23 ms. Allocated memory is still 1.0 GB. Free memory is still 967.6 MB. There was no memory consumed. Max. memory is 11.5 GB. [2019-11-15 22:34:46,581 INFO L168 Benchmark]: CACSL2BoogieTranslator took 675.30 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 164.1 MB). Free memory was 946.2 MB in the beginning and 1.1 GB in the end (delta: -179.0 MB). Peak memory consumption was 18.2 MB. Max. memory is 11.5 GB. [2019-11-15 22:34:46,581 INFO L168 Benchmark]: Boogie Preprocessor took 108.89 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: 5.4 MB). Peak memory consumption was 5.4 MB. Max. memory is 11.5 GB. [2019-11-15 22:34:46,581 INFO L168 Benchmark]: RCFGBuilder took 1264.48 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 1.0 GB in the end (delta: 109.2 MB). Peak memory consumption was 109.2 MB. Max. memory is 11.5 GB. [2019-11-15 22:34:46,582 INFO L168 Benchmark]: TraceAbstraction took 12658.22 ms. Allocated memory was 1.2 GB in the beginning and 1.4 GB in the end (delta: 197.1 MB). Free memory was 1.0 GB in the beginning and 1.3 GB in the end (delta: -309.6 MB). There was no memory consumed. Max. memory is 11.5 GB. [2019-11-15 22:34:46,583 INFO L168 Benchmark]: Witness Printer took 96.69 ms. Allocated memory is still 1.4 GB. Free memory was 1.3 GB in the beginning and 1.3 GB in the end (delta: 13.2 MB). Peak memory consumption was 13.2 MB. Max. memory is 11.5 GB. [2019-11-15 22:34:46,584 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.23 ms. Allocated memory is still 1.0 GB. Free memory is still 967.6 MB. There was no memory consumed. Max. memory is 11.5 GB. * CACSL2BoogieTranslator took 675.30 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 164.1 MB). Free memory was 946.2 MB in the beginning and 1.1 GB in the end (delta: -179.0 MB). Peak memory consumption was 18.2 MB. Max. memory is 11.5 GB. * Boogie Preprocessor took 108.89 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: 5.4 MB). Peak memory consumption was 5.4 MB. Max. memory is 11.5 GB. * RCFGBuilder took 1264.48 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 1.0 GB in the end (delta: 109.2 MB). Peak memory consumption was 109.2 MB. Max. memory is 11.5 GB. * TraceAbstraction took 12658.22 ms. Allocated memory was 1.2 GB in the beginning and 1.4 GB in the end (delta: 197.1 MB). Free memory was 1.0 GB in the beginning and 1.3 GB in the end (delta: -309.6 MB). There was no memory consumed. Max. memory is 11.5 GB. * Witness Printer took 96.69 ms. Allocated memory is still 1.4 GB. Free memory was 1.3 GB in the beginning and 1.3 GB in the end (delta: 13.2 MB). Peak memory consumption was 13.2 MB. Max. memory is 11.5 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - PositiveResult [Line: 683]: pointer dereference always succeeds For all program executions holds that pointer dereference always succeeds at this location - PositiveResult [Line: 683]: pointer dereference always succeeds For all program executions holds that pointer dereference always succeeds at this location - PositiveResult [Line: 560]: pointer dereference always succeeds For all program executions holds that pointer dereference always succeeds at this location - PositiveResult [Line: 560]: pointer dereference always succeeds For all program executions holds that pointer dereference always succeeds at this location - PositiveResult [Line: 745]: pointer dereference always succeeds For all program executions holds that pointer dereference always succeeds at this location - PositiveResult [Line: 745]: pointer dereference always succeeds For all program executions holds that pointer dereference always succeeds at this location - PositiveResult [Line: 608]: pointer dereference always succeeds For all program executions holds that pointer dereference always succeeds at this location - PositiveResult [Line: 608]: pointer dereference always succeeds For all program executions holds that pointer dereference always succeeds at this location - PositiveResult [Line: 608]: pointer dereference always succeeds For all program executions holds that pointer dereference always succeeds at this location - PositiveResult [Line: 608]: pointer dereference always succeeds For all program executions holds that pointer dereference always succeeds at this location - PositiveResult [Line: 608]: pointer dereference always succeeds For all program executions holds that pointer dereference always succeeds at this location - PositiveResult [Line: 608]: pointer dereference always succeeds For all program executions holds that pointer dereference always succeeds at this location - PositiveResult [Line: 589]: pointer dereference always succeeds For all program executions holds that pointer dereference always succeeds at this location - PositiveResult [Line: 588]: pointer dereference always succeeds For all program executions holds that pointer dereference always succeeds at this location - PositiveResult [Line: 589]: pointer dereference always succeeds For all program executions holds that pointer dereference always succeeds at this location - PositiveResult [Line: 588]: pointer dereference always succeeds For all program executions holds that pointer dereference always succeeds at this location - PositiveResult [Line: 588]: pointer dereference always succeeds For all program executions holds that pointer dereference always succeeds at this location - PositiveResult [Line: 588]: pointer dereference always succeeds For all program executions holds that pointer dereference always succeeds at this location - PositiveResult [Line: 659]: pointer dereference always succeeds For all program executions holds that pointer dereference always succeeds at this location - PositiveResult [Line: 661]: pointer dereference always succeeds For all program executions holds that pointer dereference always succeeds at this location - PositiveResult [Line: 661]: pointer dereference always succeeds For all program executions holds that pointer dereference always succeeds at this location - PositiveResult [Line: 659]: pointer dereference always succeeds For all program executions holds that pointer dereference always succeeds at this location - PositiveResult [Line: 556]: pointer dereference always succeeds For all program executions holds that pointer dereference always succeeds at this location - PositiveResult [Line: 556]: pointer dereference always succeeds For all program executions holds that pointer dereference always succeeds at this location - PositiveResult [Line: 555]: pointer dereference always succeeds For all program executions holds that pointer dereference always succeeds at this location - PositiveResult [Line: 555]: pointer dereference always succeeds For all program executions holds that pointer dereference always succeeds at this location - PositiveResult [Line: 703]: free always succeeds For all program executions holds that free always succeeds at this location - PositiveResult [Line: 703]: free always succeeds For all program executions holds that free always succeeds at this location - PositiveResult [Line: 700]: pointer dereference always succeeds For all program executions holds that pointer dereference always succeeds at this location - PositiveResult [Line: 701]: free always succeeds For all program executions holds that free always succeeds at this location - PositiveResult [Line: 703]: free always succeeds For all program executions holds that free always succeeds at this location - PositiveResult [Line: 700]: pointer dereference always succeeds For all program executions holds that pointer dereference always succeeds at this location - PositiveResult [Line: 701]: free always succeeds For all program executions holds that free always succeeds at this location - PositiveResult [Line: 701]: free always succeeds For all program executions holds that free always succeeds at this location - PositiveResult [Line: 595]: free always succeeds For all program executions holds that free always succeeds at this location - PositiveResult [Line: 594]: pointer dereference always succeeds For all program executions holds that pointer dereference always succeeds at this location - PositiveResult [Line: 595]: free always succeeds For all program executions holds that free always succeeds at this location - PositiveResult [Line: 595]: free always succeeds For all program executions holds that free always succeeds at this location - PositiveResult [Line: 594]: pointer dereference always succeeds For all program executions holds that pointer dereference always succeeds at this location - PositiveResult [Line: 594]: free always succeeds For all program executions holds that free always succeeds at this location - PositiveResult [Line: 594]: free always succeeds For all program executions holds that free always succeeds at this location - PositiveResult [Line: 594]: free always succeeds For all program executions holds that free always succeeds at this location - PositiveResult [Line: 792]: all allocated memory was freed For all program executions holds that all allocated memory was freed at this location - PositiveResult [Line: 541]: pointer dereference always succeeds For all program executions holds that pointer dereference always succeeds at this location - PositiveResult [Line: 542]: pointer dereference always succeeds For all program executions holds that pointer dereference always succeeds at this location - PositiveResult [Line: 542]: pointer dereference always succeeds For all program executions holds that pointer dereference always succeeds at this location - PositiveResult [Line: 541]: pointer dereference always succeeds For all program executions holds that pointer dereference always succeeds at this location - PositiveResult [Line: 568]: pointer dereference always succeeds For all program executions holds that pointer dereference always succeeds at this location - PositiveResult [Line: 568]: pointer dereference always succeeds For all program executions holds that pointer dereference always succeeds at this location - PositiveResult [Line: 568]: pointer dereference always succeeds For all program executions holds that pointer dereference always succeeds at this location - PositiveResult [Line: 568]: pointer dereference always succeeds For all program executions holds that pointer dereference always succeeds at this location - PositiveResult [Line: 549]: pointer dereference always succeeds For all program executions holds that pointer dereference always succeeds at this location - PositiveResult [Line: 549]: pointer dereference always succeeds For all program executions holds that pointer dereference always succeeds at this location - PositiveResult [Line: 551]: pointer dereference always succeeds For all program executions holds that pointer dereference always succeeds at this location - PositiveResult [Line: 548]: pointer dereference always succeeds For all program executions holds that pointer dereference always succeeds at this location - PositiveResult [Line: 551]: pointer dereference always succeeds For all program executions holds that pointer dereference always succeeds at this location - PositiveResult [Line: 548]: pointer dereference always succeeds For all program executions holds that pointer dereference always succeeds at this location - PositiveResult [Line: 550]: pointer dereference always succeeds For all program executions holds that pointer dereference always succeeds at this location - PositiveResult [Line: 550]: pointer dereference always succeeds For all program executions holds that pointer dereference always succeeds at this location - PositiveResult [Line: 624]: pointer dereference always succeeds For all program executions holds that pointer dereference always succeeds at this location - PositiveResult [Line: 624]: pointer dereference always succeeds For all program executions holds that pointer dereference always succeeds at this location - PositiveResult [Line: 667]: pointer dereference always succeeds For all program executions holds that pointer dereference always succeeds at this location - PositiveResult [Line: 669]: pointer dereference always succeeds For all program executions holds that pointer dereference always succeeds at this location - PositiveResult [Line: 669]: pointer dereference always succeeds For all program executions holds that pointer dereference always succeeds at this location - PositiveResult [Line: 667]: pointer dereference always succeeds For all program executions holds that pointer dereference always succeeds at this location - PositiveResult [Line: 564]: pointer dereference always succeeds For all program executions holds that pointer dereference always succeeds at this location - PositiveResult [Line: 564]: pointer dereference always succeeds For all program executions holds that pointer dereference always succeeds at this location - PositiveResult [Line: 620]: pointer dereference always succeeds For all program executions holds that pointer dereference always succeeds at this location - PositiveResult [Line: 620]: pointer dereference always succeeds For all program executions holds that pointer dereference always succeeds at this location - PositiveResult [Line: 782]: free always succeeds For all program executions holds that free always succeeds at this location - PositiveResult [Line: 782]: free always succeeds For all program executions holds that free always succeeds at this location - PositiveResult [Line: 782]: pointer dereference always succeeds For all program executions holds that pointer dereference always succeeds at this location - PositiveResult [Line: 782]: free always succeeds For all program executions holds that free always succeeds at this location - PositiveResult [Line: 782]: pointer dereference always succeeds For all program executions holds that pointer dereference always succeeds at this location - PositiveResult [Line: 790]: pointer dereference always succeeds For all program executions holds that pointer dereference always succeeds at this location - PositiveResult [Line: 790]: pointer dereference always succeeds For all program executions holds that pointer dereference always succeeds at this location - PositiveResult [Line: 579]: pointer dereference always succeeds For all program executions holds that pointer dereference always succeeds at this location - PositiveResult [Line: 579]: pointer dereference always succeeds For all program executions holds that pointer dereference always succeeds at this location - PositiveResult [Line: 775]: pointer dereference always succeeds For all program executions holds that pointer dereference always succeeds at this location - PositiveResult [Line: 778]: free always succeeds For all program executions holds that free always succeeds at this location - PositiveResult [Line: 778]: free always succeeds For all program executions holds that free always succeeds at this location - PositiveResult [Line: 778]: free always succeeds For all program executions holds that free always succeeds at this location - PositiveResult [Line: 775]: pointer dereference always succeeds For all program executions holds that pointer dereference always succeeds at this location - AllSpecificationsHoldResult: All specifications hold 83 specifications checked. All of them hold - StatisticsResult: Ultimate Automizer benchmark data CFG has 50 procedures, 369 locations, 83 error locations. Result: SAFE, OverallTime: 12.6s, OverallIterations: 21, TraceHistogramMax: 1, AutomataDifference: 8.0s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, HoareTripleCheckerStatistics: 1015 SDtfs, 1692 SDslu, 2376 SDs, 0 SdLazy, 4131 SolverSat, 634 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 4.1s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 429 GetRequests, 159 SyntacticMatches, 1 SemanticMatches, 269 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 407 ImplicationChecksByTransitivity, 5.5s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=134occurred in iteration=0, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: 0.1s AutomataMinimizationTime, 21 MinimizatonAttempts, 122 StatesRemovedByMinimization, 10 NontrivialMinimizations, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: TRACE_CHECK: 0.0s SsaConstructionTime, 0.2s SatisfiabilityAnalysisTime, 3.7s InterpolantComputationTime, 618 NumberOfCodeBlocks, 618 NumberOfCodeBlocksAsserted, 21 NumberOfCheckSat, 597 ConstructedInterpolants, 0 QuantifiedInterpolants, 120991 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 21 InterpolantComputations, 21 PerfectInterpolantSequences, 0/0 InterpolantCoveringCapability, INVARIANT_SYNTHESIS: No data available, INTERPOLANT_CONSOLIDATION: No data available, ABSTRACT_INTERPRETATION: No data available, PDR: No data available, SIFA: No data available, ReuseStatistics: No data available RESULT: Ultimate proved your program to be correct! Received shutdown request...