./Ultimate.py --spec /storage/repos/svcomp/c/properties/valid-memsafety.prp --file /storage/repos/svcomp/c/ldv-memsafety/memleaks_test22_4_false-valid-memtrack_true-termination.i --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for memory safety (deref-memtrack) Using default analysis Version 0ed9222f Calling Ultimate with: java -Dosgi.configuration.area=/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/config -Xmx12G -Xms1G -jar /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data -tc /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/AutomizerMemDerefMemtrack.xml -i /storage/repos/svcomp/c/ldv-memsafety/memleaks_test22_4_false-valid-memtrack_true-termination.i -s /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-DerefFreeMemtrack-32bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux --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 bc6894f63179c5a0c3641b97a75e8f614c456bea ................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... Execution finished normally Using bit-precise analysis Retrying with bit-precise analysis Calling Ultimate with: java -Dosgi.configuration.area=/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/config -Xmx12G -Xms1G -jar /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data -tc /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/AutomizerMemDerefMemtrack.xml -i /storage/repos/svcomp/c/ldv-memsafety/memleaks_test22_4_false-valid-memtrack_true-termination.i -s /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-DerefFreeMemtrack-32bit-Automizer_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux --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 bc6894f63179c5a0c3641b97a75e8f614c456bea ..................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... Execution finished normally Writing output log to file Ultimate.log Result: UNKNOWN: Overapproximated counterexample --- Real Ultimate output --- This is Ultimate 0.1.24-0ed9222-m [2019-01-14 19:21:42,997 INFO L170 SettingsManager]: Resetting all preferences to default values... [2019-01-14 19:21:42,999 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2019-01-14 19:21:43,011 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-01-14 19:21:43,011 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-01-14 19:21:43,012 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-01-14 19:21:43,013 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-01-14 19:21:43,015 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2019-01-14 19:21:43,017 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-01-14 19:21:43,018 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-01-14 19:21:43,019 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-01-14 19:21:43,019 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-01-14 19:21:43,020 INFO L174 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-01-14 19:21:43,021 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-01-14 19:21:43,022 INFO L174 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-01-14 19:21:43,022 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-01-14 19:21:43,023 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-01-14 19:21:43,025 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-01-14 19:21:43,027 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2019-01-14 19:21:43,029 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-01-14 19:21:43,030 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-01-14 19:21:43,031 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-01-14 19:21:43,033 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-01-14 19:21:43,034 INFO L177 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-01-14 19:21:43,034 INFO L174 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-01-14 19:21:43,035 INFO L174 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-01-14 19:21:43,036 INFO L174 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-01-14 19:21:43,037 INFO L174 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-01-14 19:21:43,037 INFO L174 SettingsManager]: Resetting Witness Printer preferences to default values [2019-01-14 19:21:43,038 INFO L177 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-01-14 19:21:43,039 INFO L174 SettingsManager]: Resetting CDTParser preferences to default values [2019-01-14 19:21:43,039 INFO L177 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-01-14 19:21:43,040 INFO L177 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-01-14 19:21:43,040 INFO L174 SettingsManager]: Resetting SmtParser preferences to default values [2019-01-14 19:21:43,041 INFO L174 SettingsManager]: Resetting Witness Parser preferences to default values [2019-01-14 19:21:43,042 INFO L181 SettingsManager]: Finished resetting all preferences to default values... [2019-01-14 19:21:43,042 INFO L98 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-DerefFreeMemtrack-32bit-Automizer_Default.epf [2019-01-14 19:21:43,056 INFO L110 SettingsManager]: Loading preferences was successful [2019-01-14 19:21:43,057 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2019-01-14 19:21:43,058 INFO L131 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-01-14 19:21:43,058 INFO L133 SettingsManager]: * Create parallel compositions if possible=false [2019-01-14 19:21:43,058 INFO L133 SettingsManager]: * Use SBE=true [2019-01-14 19:21:43,059 INFO L131 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-01-14 19:21:43,059 INFO L133 SettingsManager]: * sizeof long=4 [2019-01-14 19:21:43,059 INFO L133 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2019-01-14 19:21:43,059 INFO L133 SettingsManager]: * Overapproximate operations on floating types=true [2019-01-14 19:21:43,059 INFO L133 SettingsManager]: * sizeof POINTER=4 [2019-01-14 19:21:43,059 INFO L133 SettingsManager]: * Check division by zero=IGNORE [2019-01-14 19:21:43,060 INFO L133 SettingsManager]: * Check for the main procedure if all allocated memory was freed=true [2019-01-14 19:21:43,060 INFO L133 SettingsManager]: * Bitprecise bitfields=true [2019-01-14 19:21:43,060 INFO L133 SettingsManager]: * SV-COMP memtrack compatibility mode=true [2019-01-14 19:21:43,060 INFO L133 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-01-14 19:21:43,060 INFO L133 SettingsManager]: * sizeof long double=12 [2019-01-14 19:21:43,060 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-01-14 19:21:43,060 INFO L133 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-01-14 19:21:43,061 INFO L133 SettingsManager]: * To the following directory=./dump/ [2019-01-14 19:21:43,061 INFO L133 SettingsManager]: * SMT solver=External_DefaultMode [2019-01-14 19:21:43,061 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-01-14 19:21:43,061 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-01-14 19:21:43,061 INFO L133 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-01-14 19:21:43,061 INFO L133 SettingsManager]: * Trace refinement strategy=CAMEL [2019-01-14 19:21:43,062 INFO L133 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-01-14 19:21:43,062 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux 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 -> bc6894f63179c5a0c3641b97a75e8f614c456bea [2019-01-14 19:21:43,106 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-01-14 19:21:43,125 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-01-14 19:21:43,133 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-01-14 19:21:43,134 INFO L271 PluginConnector]: Initializing CDTParser... [2019-01-14 19:21:43,135 INFO L276 PluginConnector]: CDTParser initialized [2019-01-14 19:21:43,135 INFO L418 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/svcomp/c/ldv-memsafety/memleaks_test22_4_false-valid-memtrack_true-termination.i [2019-01-14 19:21:43,200 INFO L221 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/7d4257d4d/8a55a9f2874d4ed9816271967b82515e/FLAG4c857ffbf [2019-01-14 19:21:43,718 INFO L307 CDTParser]: Found 1 translation units. [2019-01-14 19:21:43,718 INFO L161 CDTParser]: Scanning /storage/repos/svcomp/c/ldv-memsafety/memleaks_test22_4_false-valid-memtrack_true-termination.i [2019-01-14 19:21:43,751 INFO L355 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/7d4257d4d/8a55a9f2874d4ed9816271967b82515e/FLAG4c857ffbf [2019-01-14 19:21:44,000 INFO L363 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/7d4257d4d/8a55a9f2874d4ed9816271967b82515e [2019-01-14 19:21:44,003 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-01-14 19:21:44,005 INFO L131 ToolchainWalker]: Walking toolchain with 5 elements. [2019-01-14 19:21:44,008 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-01-14 19:21:44,008 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-01-14 19:21:44,017 INFO L276 PluginConnector]: CACSL2BoogieTranslator initialized [2019-01-14 19:21:44,019 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 14.01 07:21:44" (1/1) ... [2019-01-14 19:21:44,023 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@50425fb and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.01 07:21:44, skipping insertion in model container [2019-01-14 19:21:44,024 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 14.01 07:21:44" (1/1) ... [2019-01-14 19:21:44,033 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-01-14 19:21:44,105 INFO L176 MainTranslator]: Built tables and reachable declarations [2019-01-14 19:21:44,608 INFO L208 PostProcessor]: Analyzing one entry point: main [2019-01-14 19:21:44,626 INFO L191 MainTranslator]: Completed pre-run [2019-01-14 19:21:44,754 INFO L208 PostProcessor]: Analyzing one entry point: main [2019-01-14 19:21:44,839 INFO L195 MainTranslator]: Completed translation [2019-01-14 19:21:44,840 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.01 07:21:44 WrapperNode [2019-01-14 19:21:44,840 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-01-14 19:21:44,841 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-01-14 19:21:44,841 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-01-14 19:21:44,841 INFO L276 PluginConnector]: Boogie Preprocessor initialized [2019-01-14 19:21:44,856 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.01 07:21:44" (1/1) ... [2019-01-14 19:21:44,857 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.01 07:21:44" (1/1) ... [2019-01-14 19:21:44,880 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.01 07:21:44" (1/1) ... [2019-01-14 19:21:44,880 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.01 07:21:44" (1/1) ... [2019-01-14 19:21:44,912 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.01 07:21:44" (1/1) ... [2019-01-14 19:21:44,919 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.01 07:21:44" (1/1) ... [2019-01-14 19:21:44,927 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.01 07:21:44" (1/1) ... [2019-01-14 19:21:44,946 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-01-14 19:21:44,949 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2019-01-14 19:21:44,949 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2019-01-14 19:21:44,950 INFO L276 PluginConnector]: RCFGBuilder initialized [2019-01-14 19:21:44,950 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.01 07:21:44" (1/1) ... No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/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 [2019-01-14 19:21:45,003 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2019-01-14 19:21:45,003 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2019-01-14 19:21:45,003 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~TO~VOID [2019-01-14 19:21:45,004 INFO L138 BoogieDeclarations]: Found implementation of procedure __bswap_32 [2019-01-14 19:21:45,004 INFO L138 BoogieDeclarations]: Found implementation of procedure __bswap_64 [2019-01-14 19:21:45,004 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_nonpositive [2019-01-14 19:21:45,004 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_positive [2019-01-14 19:21:45,004 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_malloc [2019-01-14 19:21:45,004 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_zalloc [2019-01-14 19:21:45,005 INFO L138 BoogieDeclarations]: Found implementation of procedure LDV_INIT_LIST_HEAD [2019-01-14 19:21:45,005 INFO L138 BoogieDeclarations]: Found implementation of procedure __ldv_list_add [2019-01-14 19:21:45,005 INFO L138 BoogieDeclarations]: Found implementation of procedure __ldv_list_del [2019-01-14 19:21:45,005 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_list_add [2019-01-14 19:21:45,006 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_list_add_tail [2019-01-14 19:21:45,006 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_list_del [2019-01-14 19:21:45,006 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_msg_alloc [2019-01-14 19:21:45,006 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_msg_fill [2019-01-14 19:21:45,007 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_msg_free [2019-01-14 19:21:45,007 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_submit_msg [2019-01-14 19:21:45,007 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_destroy_msgs [2019-01-14 19:21:45,007 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_dev_get_drvdata [2019-01-14 19:21:45,007 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_dev_set_drvdata [2019-01-14 19:21:45,007 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_atomic_add_return [2019-01-14 19:21:45,008 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_atomic_sub_return [2019-01-14 19:21:45,008 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_kref_sub [2019-01-14 19:21:45,008 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_kref_init [2019-01-14 19:21:45,008 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_kref_get [2019-01-14 19:21:45,008 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_kref_put [2019-01-14 19:21:45,008 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_kobject_del [2019-01-14 19:21:45,008 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_kobject_cleanup [2019-01-14 19:21:45,009 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_kobject_release [2019-01-14 19:21:45,009 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_kobject_put [2019-01-14 19:21:45,009 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_kobject_get [2019-01-14 19:21:45,009 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_kobject_init_internal [2019-01-14 19:21:45,009 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_kobject_init [2019-01-14 19:21:45,009 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_kobject_create [2019-01-14 19:21:45,009 INFO L138 BoogieDeclarations]: Found implementation of procedure f [2019-01-14 19:21:45,010 INFO L138 BoogieDeclarations]: Found implementation of procedure g [2019-01-14 19:21:45,010 INFO L138 BoogieDeclarations]: Found implementation of procedure f_22_get [2019-01-14 19:21:45,010 INFO L138 BoogieDeclarations]: Found implementation of procedure f_22_put [2019-01-14 19:21:45,010 INFO L138 BoogieDeclarations]: Found implementation of procedure entry_point [2019-01-14 19:21:45,010 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2019-01-14 19:21:45,010 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset [2019-01-14 19:21:45,010 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.meminit [2019-01-14 19:21:45,011 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy [2019-01-14 19:21:45,011 INFO L130 BoogieDeclarations]: Found specification of procedure __bswap_32 [2019-01-14 19:21:45,011 INFO L130 BoogieDeclarations]: Found specification of procedure __bswap_64 [2019-01-14 19:21:45,011 INFO L130 BoogieDeclarations]: Found specification of procedure __ctype_get_mb_cur_max [2019-01-14 19:21:45,011 INFO L130 BoogieDeclarations]: Found specification of procedure atof [2019-01-14 19:21:45,011 INFO L130 BoogieDeclarations]: Found specification of procedure atoi [2019-01-14 19:21:45,011 INFO L130 BoogieDeclarations]: Found specification of procedure atol [2019-01-14 19:21:45,011 INFO L130 BoogieDeclarations]: Found specification of procedure atoll [2019-01-14 19:21:45,012 INFO L130 BoogieDeclarations]: Found specification of procedure strtod [2019-01-14 19:21:45,012 INFO L130 BoogieDeclarations]: Found specification of procedure strtof [2019-01-14 19:21:45,012 INFO L130 BoogieDeclarations]: Found specification of procedure strtold [2019-01-14 19:21:45,012 INFO L130 BoogieDeclarations]: Found specification of procedure strtol [2019-01-14 19:21:45,012 INFO L130 BoogieDeclarations]: Found specification of procedure strtoul [2019-01-14 19:21:45,012 INFO L130 BoogieDeclarations]: Found specification of procedure strtoq [2019-01-14 19:21:45,013 INFO L130 BoogieDeclarations]: Found specification of procedure strtouq [2019-01-14 19:21:45,013 INFO L130 BoogieDeclarations]: Found specification of procedure strtoll [2019-01-14 19:21:45,013 INFO L130 BoogieDeclarations]: Found specification of procedure strtoull [2019-01-14 19:21:45,013 INFO L130 BoogieDeclarations]: Found specification of procedure l64a [2019-01-14 19:21:45,013 INFO L130 BoogieDeclarations]: Found specification of procedure a64l [2019-01-14 19:21:45,013 INFO L130 BoogieDeclarations]: Found specification of procedure select [2019-01-14 19:21:45,013 INFO L130 BoogieDeclarations]: Found specification of procedure pselect [2019-01-14 19:21:45,014 INFO L130 BoogieDeclarations]: Found specification of procedure gnu_dev_major [2019-01-14 19:21:45,014 INFO L130 BoogieDeclarations]: Found specification of procedure gnu_dev_minor [2019-01-14 19:21:45,014 INFO L130 BoogieDeclarations]: Found specification of procedure gnu_dev_makedev [2019-01-14 19:21:45,014 INFO L130 BoogieDeclarations]: Found specification of procedure random [2019-01-14 19:21:45,014 INFO L130 BoogieDeclarations]: Found specification of procedure srandom [2019-01-14 19:21:45,014 INFO L130 BoogieDeclarations]: Found specification of procedure initstate [2019-01-14 19:21:45,014 INFO L130 BoogieDeclarations]: Found specification of procedure setstate [2019-01-14 19:21:45,014 INFO L130 BoogieDeclarations]: Found specification of procedure random_r [2019-01-14 19:21:45,015 INFO L130 BoogieDeclarations]: Found specification of procedure srandom_r [2019-01-14 19:21:45,015 INFO L130 BoogieDeclarations]: Found specification of procedure initstate_r [2019-01-14 19:21:45,015 INFO L130 BoogieDeclarations]: Found specification of procedure setstate_r [2019-01-14 19:21:45,015 INFO L130 BoogieDeclarations]: Found specification of procedure rand [2019-01-14 19:21:45,015 INFO L130 BoogieDeclarations]: Found specification of procedure srand [2019-01-14 19:21:45,015 INFO L130 BoogieDeclarations]: Found specification of procedure rand_r [2019-01-14 19:21:45,015 INFO L130 BoogieDeclarations]: Found specification of procedure drand48 [2019-01-14 19:21:45,015 INFO L130 BoogieDeclarations]: Found specification of procedure erand48 [2019-01-14 19:21:45,016 INFO L130 BoogieDeclarations]: Found specification of procedure lrand48 [2019-01-14 19:21:45,016 INFO L130 BoogieDeclarations]: Found specification of procedure nrand48 [2019-01-14 19:21:45,016 INFO L130 BoogieDeclarations]: Found specification of procedure mrand48 [2019-01-14 19:21:45,016 INFO L130 BoogieDeclarations]: Found specification of procedure jrand48 [2019-01-14 19:21:45,016 INFO L130 BoogieDeclarations]: Found specification of procedure srand48 [2019-01-14 19:21:45,016 INFO L130 BoogieDeclarations]: Found specification of procedure seed48 [2019-01-14 19:21:45,016 INFO L130 BoogieDeclarations]: Found specification of procedure lcong48 [2019-01-14 19:21:45,016 INFO L130 BoogieDeclarations]: Found specification of procedure drand48_r [2019-01-14 19:21:45,017 INFO L130 BoogieDeclarations]: Found specification of procedure erand48_r [2019-01-14 19:21:45,017 INFO L130 BoogieDeclarations]: Found specification of procedure lrand48_r [2019-01-14 19:21:45,017 INFO L130 BoogieDeclarations]: Found specification of procedure nrand48_r [2019-01-14 19:21:45,017 INFO L130 BoogieDeclarations]: Found specification of procedure mrand48_r [2019-01-14 19:21:45,017 INFO L130 BoogieDeclarations]: Found specification of procedure jrand48_r [2019-01-14 19:21:45,017 INFO L130 BoogieDeclarations]: Found specification of procedure srand48_r [2019-01-14 19:21:45,017 INFO L130 BoogieDeclarations]: Found specification of procedure seed48_r [2019-01-14 19:21:45,017 INFO L130 BoogieDeclarations]: Found specification of procedure lcong48_r [2019-01-14 19:21:45,018 INFO L130 BoogieDeclarations]: Found specification of procedure malloc [2019-01-14 19:21:45,018 INFO L130 BoogieDeclarations]: Found specification of procedure calloc [2019-01-14 19:21:45,018 INFO L130 BoogieDeclarations]: Found specification of procedure realloc [2019-01-14 19:21:45,018 INFO L130 BoogieDeclarations]: Found specification of procedure free [2019-01-14 19:21:45,018 INFO L130 BoogieDeclarations]: Found specification of procedure cfree [2019-01-14 19:21:45,018 INFO L130 BoogieDeclarations]: Found specification of procedure alloca [2019-01-14 19:21:45,018 INFO L130 BoogieDeclarations]: Found specification of procedure valloc [2019-01-14 19:21:45,018 INFO L130 BoogieDeclarations]: Found specification of procedure posix_memalign [2019-01-14 19:21:45,019 INFO L130 BoogieDeclarations]: Found specification of procedure abort [2019-01-14 19:21:45,019 INFO L130 BoogieDeclarations]: Found specification of procedure atexit [2019-01-14 19:21:45,019 INFO L130 BoogieDeclarations]: Found specification of procedure on_exit [2019-01-14 19:21:45,019 INFO L130 BoogieDeclarations]: Found specification of procedure exit [2019-01-14 19:21:45,019 INFO L130 BoogieDeclarations]: Found specification of procedure _Exit [2019-01-14 19:21:45,019 INFO L130 BoogieDeclarations]: Found specification of procedure getenv [2019-01-14 19:21:45,019 INFO L130 BoogieDeclarations]: Found specification of procedure putenv [2019-01-14 19:21:45,019 INFO L130 BoogieDeclarations]: Found specification of procedure setenv [2019-01-14 19:21:45,020 INFO L130 BoogieDeclarations]: Found specification of procedure unsetenv [2019-01-14 19:21:45,020 INFO L130 BoogieDeclarations]: Found specification of procedure clearenv [2019-01-14 19:21:45,020 INFO L130 BoogieDeclarations]: Found specification of procedure mktemp [2019-01-14 19:21:45,020 INFO L130 BoogieDeclarations]: Found specification of procedure mkstemp [2019-01-14 19:21:45,020 INFO L130 BoogieDeclarations]: Found specification of procedure mkstemps [2019-01-14 19:21:45,020 INFO L130 BoogieDeclarations]: Found specification of procedure mkdtemp [2019-01-14 19:21:45,020 INFO L130 BoogieDeclarations]: Found specification of procedure system [2019-01-14 19:21:45,020 INFO L130 BoogieDeclarations]: Found specification of procedure realpath [2019-01-14 19:21:45,020 INFO L130 BoogieDeclarations]: Found specification of procedure bsearch [2019-01-14 19:21:45,021 INFO L130 BoogieDeclarations]: Found specification of procedure qsort [2019-01-14 19:21:45,021 INFO L130 BoogieDeclarations]: Found specification of procedure abs [2019-01-14 19:21:45,021 INFO L130 BoogieDeclarations]: Found specification of procedure labs [2019-01-14 19:21:45,021 INFO L130 BoogieDeclarations]: Found specification of procedure llabs [2019-01-14 19:21:45,021 INFO L130 BoogieDeclarations]: Found specification of procedure div [2019-01-14 19:21:45,021 INFO L130 BoogieDeclarations]: Found specification of procedure ldiv [2019-01-14 19:21:45,021 INFO L130 BoogieDeclarations]: Found specification of procedure lldiv [2019-01-14 19:21:45,022 INFO L130 BoogieDeclarations]: Found specification of procedure ecvt [2019-01-14 19:21:45,022 INFO L130 BoogieDeclarations]: Found specification of procedure fcvt [2019-01-14 19:21:45,022 INFO L130 BoogieDeclarations]: Found specification of procedure gcvt [2019-01-14 19:21:45,022 INFO L130 BoogieDeclarations]: Found specification of procedure qecvt [2019-01-14 19:21:45,022 INFO L130 BoogieDeclarations]: Found specification of procedure qfcvt [2019-01-14 19:21:45,022 INFO L130 BoogieDeclarations]: Found specification of procedure qgcvt [2019-01-14 19:21:45,022 INFO L130 BoogieDeclarations]: Found specification of procedure ecvt_r [2019-01-14 19:21:45,022 INFO L130 BoogieDeclarations]: Found specification of procedure fcvt_r [2019-01-14 19:21:45,023 INFO L130 BoogieDeclarations]: Found specification of procedure qecvt_r [2019-01-14 19:21:45,023 INFO L130 BoogieDeclarations]: Found specification of procedure qfcvt_r [2019-01-14 19:21:45,023 INFO L130 BoogieDeclarations]: Found specification of procedure mblen [2019-01-14 19:21:45,023 INFO L130 BoogieDeclarations]: Found specification of procedure mbtowc [2019-01-14 19:21:45,023 INFO L130 BoogieDeclarations]: Found specification of procedure wctomb [2019-01-14 19:21:45,023 INFO L130 BoogieDeclarations]: Found specification of procedure mbstowcs [2019-01-14 19:21:45,023 INFO L130 BoogieDeclarations]: Found specification of procedure wcstombs [2019-01-14 19:21:45,024 INFO L130 BoogieDeclarations]: Found specification of procedure rpmatch [2019-01-14 19:21:45,024 INFO L130 BoogieDeclarations]: Found specification of procedure getsubopt [2019-01-14 19:21:45,024 INFO L130 BoogieDeclarations]: Found specification of procedure getloadavg [2019-01-14 19:21:45,024 INFO L130 BoogieDeclarations]: Found specification of procedure kfree [2019-01-14 19:21:45,024 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_int [2019-01-14 19:21:45,024 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_pointer [2019-01-14 19:21:45,024 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_nonpositive [2019-01-14 19:21:45,024 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_positive [2019-01-14 19:21:45,025 INFO L130 BoogieDeclarations]: Found specification of procedure memcpy [2019-01-14 19:21:45,025 INFO L130 BoogieDeclarations]: Found specification of procedure memset [2019-01-14 19:21:45,025 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_malloc [2019-01-14 19:21:45,025 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2019-01-14 19:21:45,025 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_zalloc [2019-01-14 19:21:45,025 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.meminit [2019-01-14 19:21:45,025 INFO L130 BoogieDeclarations]: Found specification of procedure LDV_INIT_LIST_HEAD [2019-01-14 19:21:45,026 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2019-01-14 19:21:45,026 INFO L130 BoogieDeclarations]: Found specification of procedure __ldv_list_add [2019-01-14 19:21:45,026 INFO L130 BoogieDeclarations]: Found specification of procedure __ldv_list_del [2019-01-14 19:21:45,026 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_list_add [2019-01-14 19:21:45,026 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2019-01-14 19:21:45,026 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_list_add_tail [2019-01-14 19:21:45,026 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_list_del [2019-01-14 19:21:45,026 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_msg_alloc [2019-01-14 19:21:45,027 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_msg_fill [2019-01-14 19:21:45,027 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy [2019-01-14 19:21:45,027 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_msg_free [2019-01-14 19:21:45,027 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2019-01-14 19:21:45,027 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_submit_msg [2019-01-14 19:21:45,027 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_destroy_msgs [2019-01-14 19:21:45,027 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_dev_get_drvdata [2019-01-14 19:21:45,027 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_dev_set_drvdata [2019-01-14 19:21:45,027 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_atomic_add_return [2019-01-14 19:21:45,028 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2019-01-14 19:21:45,028 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2019-01-14 19:21:45,028 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_atomic_sub_return [2019-01-14 19:21:45,028 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_kref_sub [2019-01-14 19:21:45,028 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~TO~VOID [2019-01-14 19:21:45,028 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_kref_init [2019-01-14 19:21:45,028 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_kref_get [2019-01-14 19:21:45,028 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_kref_put [2019-01-14 19:21:45,029 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_kobject_del [2019-01-14 19:21:45,029 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_kobject_cleanup [2019-01-14 19:21:45,029 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_kobject_release [2019-01-14 19:21:45,029 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_kobject_put [2019-01-14 19:21:45,029 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_kobject_get [2019-01-14 19:21:45,029 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_kobject_init_internal [2019-01-14 19:21:45,029 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_kobject_init [2019-01-14 19:21:45,029 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_kobject_create [2019-01-14 19:21:45,030 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset [2019-01-14 19:21:45,030 INFO L130 BoogieDeclarations]: Found specification of procedure f [2019-01-14 19:21:45,030 INFO L130 BoogieDeclarations]: Found specification of procedure g [2019-01-14 19:21:45,030 INFO L130 BoogieDeclarations]: Found specification of procedure f_22_get [2019-01-14 19:21:45,030 INFO L130 BoogieDeclarations]: Found specification of procedure f_22_put [2019-01-14 19:21:45,030 INFO L130 BoogieDeclarations]: Found specification of procedure entry_point [2019-01-14 19:21:45,030 INFO L130 BoogieDeclarations]: Found specification of procedure main [2019-01-14 19:21:45,030 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2019-01-14 19:21:45,031 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2019-01-14 19:21:45,031 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$ [2019-01-14 19:21:45,031 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2019-01-14 19:21:45,031 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$ [2019-01-14 19:21:45,031 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$ [2019-01-14 19:21:45,031 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int [2019-01-14 19:21:45,031 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int [2019-01-14 19:21:45,713 WARN L745 $ProcedureCfgBuilder]: Label in the middle of a codeblock. [2019-01-14 19:21:46,444 WARN L745 $ProcedureCfgBuilder]: Label in the middle of a codeblock. [2019-01-14 19:21:47,001 INFO L281 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2019-01-14 19:21:47,002 INFO L286 CfgBuilder]: Removed 1 assue(true) statements. [2019-01-14 19:21:47,004 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 14.01 07:21:47 BoogieIcfgContainer [2019-01-14 19:21:47,004 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2019-01-14 19:21:47,005 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2019-01-14 19:21:47,005 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2019-01-14 19:21:47,009 INFO L276 PluginConnector]: TraceAbstraction initialized [2019-01-14 19:21:47,009 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 14.01 07:21:44" (1/3) ... [2019-01-14 19:21:47,010 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@c13ac4b and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 14.01 07:21:47, skipping insertion in model container [2019-01-14 19:21:47,010 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.01 07:21:44" (2/3) ... [2019-01-14 19:21:47,010 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@c13ac4b and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 14.01 07:21:47, skipping insertion in model container [2019-01-14 19:21:47,011 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 14.01 07:21:47" (3/3) ... [2019-01-14 19:21:47,014 INFO L112 eAbstractionObserver]: Analyzing ICFG memleaks_test22_4_false-valid-memtrack_true-termination.i [2019-01-14 19:21:47,024 INFO L156 ceAbstractionStarter]: Automizer settings: Hoare:false NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2019-01-14 19:21:47,033 INFO L168 ceAbstractionStarter]: Appying trace abstraction to program that has 71 error locations. [2019-01-14 19:21:47,050 INFO L257 AbstractCegarLoop]: Starting to check reachability of 71 error locations. [2019-01-14 19:21:47,075 INFO L133 ementStrategyFactory]: Using default assertion order modulation [2019-01-14 19:21:47,076 INFO L382 AbstractCegarLoop]: Interprodecural is true [2019-01-14 19:21:47,077 INFO L383 AbstractCegarLoop]: Hoare is false [2019-01-14 19:21:47,077 INFO L384 AbstractCegarLoop]: Compute interpolants for FPandBP [2019-01-14 19:21:47,077 INFO L385 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2019-01-14 19:21:47,077 INFO L386 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2019-01-14 19:21:47,077 INFO L387 AbstractCegarLoop]: Difference is false [2019-01-14 19:21:47,077 INFO L388 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2019-01-14 19:21:47,078 INFO L393 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2019-01-14 19:21:47,101 INFO L276 IsEmpty]: Start isEmpty. Operand 181 states. [2019-01-14 19:21:47,111 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2019-01-14 19:21:47,112 INFO L394 BasicCegarLoop]: Found error trace [2019-01-14 19:21:47,113 INFO L402 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-01-14 19:21:47,116 INFO L423 AbstractCegarLoop]: === Iteration 1 === [ldv_kref_initErr0REQUIRES_VIOLATION, ldv_kref_initErr1REQUIRES_VIOLATION, ldv_list_addErr1REQUIRES_VIOLATION, ldv_list_addErr0REQUIRES_VIOLATION, ldv_kobject_createErr1REQUIRES_VIOLATION, ldv_kobject_createErr0REQUIRES_VIOLATION, ldv_destroy_msgsErr4REQUIRES_VIOLATION, ldv_destroy_msgsErr3REQUIRES_VIOLATION, ldv_destroy_msgsErr2REQUIRES_VIOLATION, ldv_destroy_msgsErr1REQUIRES_VIOLATION, ldv_destroy_msgsErr0REQUIRES_VIOLATION, ldv_destroy_msgsErr5REQUIRES_VIOLATION, ldv_msg_fillErr1REQUIRES_VIOLATION, ldv_msg_fillErr0REQUIRES_VIOLATION, ldv_msg_fillErr5REQUIRES_VIOLATION, ldv_msg_fillErr3REQUIRES_VIOLATION, ldv_msg_fillErr4REQUIRES_VIOLATION, ldv_msg_fillErr2REQUIRES_VIOLATION, ldv_atomic_add_returnErr1REQUIRES_VIOLATION, ldv_atomic_add_returnErr0REQUIRES_VIOLATION, ldv_atomic_add_returnErr3REQUIRES_VIOLATION, ldv_atomic_add_returnErr2REQUIRES_VIOLATION, __ldv_list_delErr0REQUIRES_VIOLATION, __ldv_list_delErr1REQUIRES_VIOLATION, __ldv_list_delErr2REQUIRES_VIOLATION, __ldv_list_delErr3REQUIRES_VIOLATION, ldv_kobject_cleanupErr4ASSERT_VIOLATIONMEMORY_FREE, ldv_kobject_cleanupErr2ASSERT_VIOLATIONMEMORY_FREE, ldv_kobject_cleanupErr7ASSERT_VIOLATIONMEMORY_FREE, ldv_kobject_cleanupErr5ASSERT_VIOLATIONMEMORY_FREE, ldv_kobject_cleanupErr6ASSERT_VIOLATIONMEMORY_FREE, ldv_kobject_cleanupErr3ASSERT_VIOLATIONMEMORY_FREE, ldv_kobject_cleanupErr1REQUIRES_VIOLATION, ldv_kobject_cleanupErr0REQUIRES_VIOLATION, ldv_msg_freeErr7ASSERT_VIOLATIONMEMORY_FREE, ldv_msg_freeErr2ASSERT_VIOLATIONMEMORY_FREE, ldv_msg_freeErr6ASSERT_VIOLATIONMEMORY_FREE, ldv_msg_freeErr5ASSERT_VIOLATIONMEMORY_FREE, ldv_msg_freeErr4ASSERT_VIOLATIONMEMORY_FREE, ldv_msg_freeErr1REQUIRES_VIOLATION, ldv_msg_freeErr0REQUIRES_VIOLATION, ldv_msg_freeErr3ASSERT_VIOLATIONMEMORY_FREE, mainErr0ENSURES_VIOLATIONMEMORY_LEAK, LDV_INIT_LIST_HEADErr1REQUIRES_VIOLATION, LDV_INIT_LIST_HEADErr0REQUIRES_VIOLATION, LDV_INIT_LIST_HEADErr3REQUIRES_VIOLATION, LDV_INIT_LIST_HEADErr2REQUIRES_VIOLATION, ldv_list_delErr1REQUIRES_VIOLATION, ldv_list_delErr0REQUIRES_VIOLATION, ldv_list_delErr3REQUIRES_VIOLATION, ldv_list_delErr2REQUIRES_VIOLATION, __ldv_list_addErr0REQUIRES_VIOLATION, __ldv_list_addErr5REQUIRES_VIOLATION, __ldv_list_addErr6REQUIRES_VIOLATION, __ldv_list_addErr1REQUIRES_VIOLATION, __ldv_list_addErr2REQUIRES_VIOLATION, __ldv_list_addErr7REQUIRES_VIOLATION, __ldv_list_addErr3REQUIRES_VIOLATION, __ldv_list_addErr4REQUIRES_VIOLATION, ldv_dev_set_drvdataErr0REQUIRES_VIOLATION, ldv_dev_set_drvdataErr1REQUIRES_VIOLATION, ldv_atomic_sub_returnErr1REQUIRES_VIOLATION, ldv_atomic_sub_returnErr0REQUIRES_VIOLATION, ldv_atomic_sub_returnErr3REQUIRES_VIOLATION, ldv_atomic_sub_returnErr2REQUIRES_VIOLATION, ldv_list_add_tailErr0REQUIRES_VIOLATION, ldv_list_add_tailErr1REQUIRES_VIOLATION, ldv_dev_get_drvdataErr1REQUIRES_VIOLATION, ldv_dev_get_drvdataErr0REQUIRES_VIOLATION, ldv_msg_allocErr0REQUIRES_VIOLATION, ldv_msg_allocErr1REQUIRES_VIOLATION]=== [2019-01-14 19:21:47,123 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-01-14 19:21:47,123 INFO L82 PathProgramCache]: Analyzing trace with hash 1086017010, now seen corresponding path program 1 times [2019-01-14 19:21:47,125 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2019-01-14 19:21:47,126 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2019-01-14 19:21:47,173 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-01-14 19:21:47,173 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-01-14 19:21:47,174 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-01-14 19:21:47,237 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-01-14 19:21:47,487 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-01-14 19:21:47,489 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-01-14 19:21:47,489 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2019-01-14 19:21:47,493 INFO L459 AbstractCegarLoop]: Interpolant automaton has 5 states [2019-01-14 19:21:47,504 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2019-01-14 19:21:47,505 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2019-01-14 19:21:47,507 INFO L87 Difference]: Start difference. First operand 181 states. Second operand 5 states. [2019-01-14 19:21:47,829 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-01-14 19:21:47,829 INFO L93 Difference]: Finished difference Result 161 states and 172 transitions. [2019-01-14 19:21:47,830 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2019-01-14 19:21:47,832 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 17 [2019-01-14 19:21:47,832 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-01-14 19:21:47,846 INFO L225 Difference]: With dead ends: 161 [2019-01-14 19:21:47,847 INFO L226 Difference]: Without dead ends: 158 [2019-01-14 19:21:47,848 INFO L631 BasicCegarLoop]: 0 DeclaredPredicates, 4 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2019-01-14 19:21:47,865 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 158 states. [2019-01-14 19:21:47,898 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 158 to 152. [2019-01-14 19:21:47,899 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 152 states. [2019-01-14 19:21:47,903 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 152 states to 152 states and 163 transitions. [2019-01-14 19:21:47,904 INFO L78 Accepts]: Start accepts. Automaton has 152 states and 163 transitions. Word has length 17 [2019-01-14 19:21:47,905 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-01-14 19:21:47,905 INFO L480 AbstractCegarLoop]: Abstraction has 152 states and 163 transitions. [2019-01-14 19:21:47,905 INFO L481 AbstractCegarLoop]: Interpolant automaton has 5 states. [2019-01-14 19:21:47,905 INFO L276 IsEmpty]: Start isEmpty. Operand 152 states and 163 transitions. [2019-01-14 19:21:47,906 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2019-01-14 19:21:47,906 INFO L394 BasicCegarLoop]: Found error trace [2019-01-14 19:21:47,906 INFO L402 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-01-14 19:21:47,907 INFO L423 AbstractCegarLoop]: === Iteration 2 === [ldv_kref_initErr0REQUIRES_VIOLATION, ldv_kref_initErr1REQUIRES_VIOLATION, ldv_list_addErr1REQUIRES_VIOLATION, ldv_list_addErr0REQUIRES_VIOLATION, ldv_kobject_createErr1REQUIRES_VIOLATION, ldv_kobject_createErr0REQUIRES_VIOLATION, ldv_destroy_msgsErr4REQUIRES_VIOLATION, ldv_destroy_msgsErr3REQUIRES_VIOLATION, ldv_destroy_msgsErr2REQUIRES_VIOLATION, ldv_destroy_msgsErr1REQUIRES_VIOLATION, ldv_destroy_msgsErr0REQUIRES_VIOLATION, ldv_destroy_msgsErr5REQUIRES_VIOLATION, ldv_msg_fillErr1REQUIRES_VIOLATION, ldv_msg_fillErr0REQUIRES_VIOLATION, ldv_msg_fillErr5REQUIRES_VIOLATION, ldv_msg_fillErr3REQUIRES_VIOLATION, ldv_msg_fillErr4REQUIRES_VIOLATION, ldv_msg_fillErr2REQUIRES_VIOLATION, ldv_atomic_add_returnErr1REQUIRES_VIOLATION, ldv_atomic_add_returnErr0REQUIRES_VIOLATION, ldv_atomic_add_returnErr3REQUIRES_VIOLATION, ldv_atomic_add_returnErr2REQUIRES_VIOLATION, __ldv_list_delErr0REQUIRES_VIOLATION, __ldv_list_delErr1REQUIRES_VIOLATION, __ldv_list_delErr2REQUIRES_VIOLATION, __ldv_list_delErr3REQUIRES_VIOLATION, ldv_kobject_cleanupErr4ASSERT_VIOLATIONMEMORY_FREE, ldv_kobject_cleanupErr2ASSERT_VIOLATIONMEMORY_FREE, ldv_kobject_cleanupErr7ASSERT_VIOLATIONMEMORY_FREE, ldv_kobject_cleanupErr5ASSERT_VIOLATIONMEMORY_FREE, ldv_kobject_cleanupErr6ASSERT_VIOLATIONMEMORY_FREE, ldv_kobject_cleanupErr3ASSERT_VIOLATIONMEMORY_FREE, ldv_kobject_cleanupErr1REQUIRES_VIOLATION, ldv_kobject_cleanupErr0REQUIRES_VIOLATION, ldv_msg_freeErr7ASSERT_VIOLATIONMEMORY_FREE, ldv_msg_freeErr2ASSERT_VIOLATIONMEMORY_FREE, ldv_msg_freeErr6ASSERT_VIOLATIONMEMORY_FREE, ldv_msg_freeErr5ASSERT_VIOLATIONMEMORY_FREE, ldv_msg_freeErr4ASSERT_VIOLATIONMEMORY_FREE, ldv_msg_freeErr1REQUIRES_VIOLATION, ldv_msg_freeErr0REQUIRES_VIOLATION, ldv_msg_freeErr3ASSERT_VIOLATIONMEMORY_FREE, mainErr0ENSURES_VIOLATIONMEMORY_LEAK, LDV_INIT_LIST_HEADErr1REQUIRES_VIOLATION, LDV_INIT_LIST_HEADErr0REQUIRES_VIOLATION, LDV_INIT_LIST_HEADErr3REQUIRES_VIOLATION, LDV_INIT_LIST_HEADErr2REQUIRES_VIOLATION, ldv_list_delErr1REQUIRES_VIOLATION, ldv_list_delErr0REQUIRES_VIOLATION, ldv_list_delErr3REQUIRES_VIOLATION, ldv_list_delErr2REQUIRES_VIOLATION, __ldv_list_addErr0REQUIRES_VIOLATION, __ldv_list_addErr5REQUIRES_VIOLATION, __ldv_list_addErr6REQUIRES_VIOLATION, __ldv_list_addErr1REQUIRES_VIOLATION, __ldv_list_addErr2REQUIRES_VIOLATION, __ldv_list_addErr7REQUIRES_VIOLATION, __ldv_list_addErr3REQUIRES_VIOLATION, __ldv_list_addErr4REQUIRES_VIOLATION, ldv_dev_set_drvdataErr0REQUIRES_VIOLATION, ldv_dev_set_drvdataErr1REQUIRES_VIOLATION, ldv_atomic_sub_returnErr1REQUIRES_VIOLATION, ldv_atomic_sub_returnErr0REQUIRES_VIOLATION, ldv_atomic_sub_returnErr3REQUIRES_VIOLATION, ldv_atomic_sub_returnErr2REQUIRES_VIOLATION, ldv_list_add_tailErr0REQUIRES_VIOLATION, ldv_list_add_tailErr1REQUIRES_VIOLATION, ldv_dev_get_drvdataErr1REQUIRES_VIOLATION, ldv_dev_get_drvdataErr0REQUIRES_VIOLATION, ldv_msg_allocErr0REQUIRES_VIOLATION, ldv_msg_allocErr1REQUIRES_VIOLATION]=== [2019-01-14 19:21:47,907 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-01-14 19:21:47,907 INFO L82 PathProgramCache]: Analyzing trace with hash 1086017011, now seen corresponding path program 1 times [2019-01-14 19:21:47,908 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2019-01-14 19:21:47,908 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2019-01-14 19:21:47,910 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-01-14 19:21:47,910 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-01-14 19:21:47,910 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-01-14 19:21:47,932 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-01-14 19:21:48,120 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-01-14 19:21:48,120 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-01-14 19:21:48,120 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2019-01-14 19:21:48,122 INFO L459 AbstractCegarLoop]: Interpolant automaton has 6 states [2019-01-14 19:21:48,122 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2019-01-14 19:21:48,122 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2019-01-14 19:21:48,123 INFO L87 Difference]: Start difference. First operand 152 states and 163 transitions. Second operand 6 states. [2019-01-14 19:21:48,568 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-01-14 19:21:48,568 INFO L93 Difference]: Finished difference Result 157 states and 168 transitions. [2019-01-14 19:21:48,571 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2019-01-14 19:21:48,571 INFO L78 Accepts]: Start accepts. Automaton has 6 states. Word has length 17 [2019-01-14 19:21:48,572 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-01-14 19:21:48,577 INFO L225 Difference]: With dead ends: 157 [2019-01-14 19:21:48,578 INFO L226 Difference]: Without dead ends: 157 [2019-01-14 19:21:48,579 INFO L631 BasicCegarLoop]: 0 DeclaredPredicates, 7 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=13, Invalid=29, Unknown=0, NotChecked=0, Total=42 [2019-01-14 19:21:48,580 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 157 states. [2019-01-14 19:21:48,600 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 157 to 152. [2019-01-14 19:21:48,600 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 152 states. [2019-01-14 19:21:48,604 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 152 states to 152 states and 162 transitions. [2019-01-14 19:21:48,604 INFO L78 Accepts]: Start accepts. Automaton has 152 states and 162 transitions. Word has length 17 [2019-01-14 19:21:48,604 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-01-14 19:21:48,604 INFO L480 AbstractCegarLoop]: Abstraction has 152 states and 162 transitions. [2019-01-14 19:21:48,604 INFO L481 AbstractCegarLoop]: Interpolant automaton has 6 states. [2019-01-14 19:21:48,605 INFO L276 IsEmpty]: Start isEmpty. Operand 152 states and 162 transitions. [2019-01-14 19:21:48,605 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2019-01-14 19:21:48,605 INFO L394 BasicCegarLoop]: Found error trace [2019-01-14 19:21:48,605 INFO L402 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-01-14 19:21:48,606 INFO L423 AbstractCegarLoop]: === Iteration 3 === [ldv_kref_initErr0REQUIRES_VIOLATION, ldv_kref_initErr1REQUIRES_VIOLATION, ldv_list_addErr1REQUIRES_VIOLATION, ldv_list_addErr0REQUIRES_VIOLATION, ldv_kobject_createErr1REQUIRES_VIOLATION, ldv_kobject_createErr0REQUIRES_VIOLATION, ldv_destroy_msgsErr4REQUIRES_VIOLATION, ldv_destroy_msgsErr3REQUIRES_VIOLATION, ldv_destroy_msgsErr2REQUIRES_VIOLATION, ldv_destroy_msgsErr1REQUIRES_VIOLATION, ldv_destroy_msgsErr0REQUIRES_VIOLATION, ldv_destroy_msgsErr5REQUIRES_VIOLATION, ldv_msg_fillErr1REQUIRES_VIOLATION, ldv_msg_fillErr0REQUIRES_VIOLATION, ldv_msg_fillErr5REQUIRES_VIOLATION, ldv_msg_fillErr3REQUIRES_VIOLATION, ldv_msg_fillErr4REQUIRES_VIOLATION, ldv_msg_fillErr2REQUIRES_VIOLATION, ldv_atomic_add_returnErr1REQUIRES_VIOLATION, ldv_atomic_add_returnErr0REQUIRES_VIOLATION, ldv_atomic_add_returnErr3REQUIRES_VIOLATION, ldv_atomic_add_returnErr2REQUIRES_VIOLATION, __ldv_list_delErr0REQUIRES_VIOLATION, __ldv_list_delErr1REQUIRES_VIOLATION, __ldv_list_delErr2REQUIRES_VIOLATION, __ldv_list_delErr3REQUIRES_VIOLATION, ldv_kobject_cleanupErr4ASSERT_VIOLATIONMEMORY_FREE, ldv_kobject_cleanupErr2ASSERT_VIOLATIONMEMORY_FREE, ldv_kobject_cleanupErr7ASSERT_VIOLATIONMEMORY_FREE, ldv_kobject_cleanupErr5ASSERT_VIOLATIONMEMORY_FREE, ldv_kobject_cleanupErr6ASSERT_VIOLATIONMEMORY_FREE, ldv_kobject_cleanupErr3ASSERT_VIOLATIONMEMORY_FREE, ldv_kobject_cleanupErr1REQUIRES_VIOLATION, ldv_kobject_cleanupErr0REQUIRES_VIOLATION, ldv_msg_freeErr7ASSERT_VIOLATIONMEMORY_FREE, ldv_msg_freeErr2ASSERT_VIOLATIONMEMORY_FREE, ldv_msg_freeErr6ASSERT_VIOLATIONMEMORY_FREE, ldv_msg_freeErr5ASSERT_VIOLATIONMEMORY_FREE, ldv_msg_freeErr4ASSERT_VIOLATIONMEMORY_FREE, ldv_msg_freeErr1REQUIRES_VIOLATION, ldv_msg_freeErr0REQUIRES_VIOLATION, ldv_msg_freeErr3ASSERT_VIOLATIONMEMORY_FREE, mainErr0ENSURES_VIOLATIONMEMORY_LEAK, LDV_INIT_LIST_HEADErr1REQUIRES_VIOLATION, LDV_INIT_LIST_HEADErr0REQUIRES_VIOLATION, LDV_INIT_LIST_HEADErr3REQUIRES_VIOLATION, LDV_INIT_LIST_HEADErr2REQUIRES_VIOLATION, ldv_list_delErr1REQUIRES_VIOLATION, ldv_list_delErr0REQUIRES_VIOLATION, ldv_list_delErr3REQUIRES_VIOLATION, ldv_list_delErr2REQUIRES_VIOLATION, __ldv_list_addErr0REQUIRES_VIOLATION, __ldv_list_addErr5REQUIRES_VIOLATION, __ldv_list_addErr6REQUIRES_VIOLATION, __ldv_list_addErr1REQUIRES_VIOLATION, __ldv_list_addErr2REQUIRES_VIOLATION, __ldv_list_addErr7REQUIRES_VIOLATION, __ldv_list_addErr3REQUIRES_VIOLATION, __ldv_list_addErr4REQUIRES_VIOLATION, ldv_dev_set_drvdataErr0REQUIRES_VIOLATION, ldv_dev_set_drvdataErr1REQUIRES_VIOLATION, ldv_atomic_sub_returnErr1REQUIRES_VIOLATION, ldv_atomic_sub_returnErr0REQUIRES_VIOLATION, ldv_atomic_sub_returnErr3REQUIRES_VIOLATION, ldv_atomic_sub_returnErr2REQUIRES_VIOLATION, ldv_list_add_tailErr0REQUIRES_VIOLATION, ldv_list_add_tailErr1REQUIRES_VIOLATION, ldv_dev_get_drvdataErr1REQUIRES_VIOLATION, ldv_dev_get_drvdataErr0REQUIRES_VIOLATION, ldv_msg_allocErr0REQUIRES_VIOLATION, ldv_msg_allocErr1REQUIRES_VIOLATION]=== [2019-01-14 19:21:48,606 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-01-14 19:21:48,607 INFO L82 PathProgramCache]: Analyzing trace with hash 1114646161, now seen corresponding path program 1 times [2019-01-14 19:21:48,607 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2019-01-14 19:21:48,607 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2019-01-14 19:21:48,609 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-01-14 19:21:48,609 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-01-14 19:21:48,609 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-01-14 19:21:48,623 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-01-14 19:21:48,704 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-01-14 19:21:48,704 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-01-14 19:21:48,705 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2019-01-14 19:21:48,705 INFO L459 AbstractCegarLoop]: Interpolant automaton has 5 states [2019-01-14 19:21:48,705 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2019-01-14 19:21:48,705 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2019-01-14 19:21:48,706 INFO L87 Difference]: Start difference. First operand 152 states and 162 transitions. Second operand 5 states. [2019-01-14 19:21:48,731 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-01-14 19:21:48,731 INFO L93 Difference]: Finished difference Result 151 states and 159 transitions. [2019-01-14 19:21:48,733 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2019-01-14 19:21:48,733 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 17 [2019-01-14 19:21:48,733 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-01-14 19:21:48,735 INFO L225 Difference]: With dead ends: 151 [2019-01-14 19:21:48,735 INFO L226 Difference]: Without dead ends: 151 [2019-01-14 19:21:48,736 INFO L631 BasicCegarLoop]: 0 DeclaredPredicates, 5 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2019-01-14 19:21:48,738 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 151 states. [2019-01-14 19:21:48,747 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 151 to 149. [2019-01-14 19:21:48,747 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 149 states. [2019-01-14 19:21:48,750 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 149 states to 149 states and 157 transitions. [2019-01-14 19:21:48,750 INFO L78 Accepts]: Start accepts. Automaton has 149 states and 157 transitions. Word has length 17 [2019-01-14 19:21:48,750 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-01-14 19:21:48,750 INFO L480 AbstractCegarLoop]: Abstraction has 149 states and 157 transitions. [2019-01-14 19:21:48,750 INFO L481 AbstractCegarLoop]: Interpolant automaton has 5 states. [2019-01-14 19:21:48,750 INFO L276 IsEmpty]: Start isEmpty. Operand 149 states and 157 transitions. [2019-01-14 19:21:48,752 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 30 [2019-01-14 19:21:48,753 INFO L394 BasicCegarLoop]: Found error trace [2019-01-14 19:21:48,753 INFO L402 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-01-14 19:21:48,754 INFO L423 AbstractCegarLoop]: === Iteration 4 === [ldv_kref_initErr0REQUIRES_VIOLATION, ldv_kref_initErr1REQUIRES_VIOLATION, ldv_list_addErr1REQUIRES_VIOLATION, ldv_list_addErr0REQUIRES_VIOLATION, ldv_kobject_createErr1REQUIRES_VIOLATION, ldv_kobject_createErr0REQUIRES_VIOLATION, ldv_destroy_msgsErr4REQUIRES_VIOLATION, ldv_destroy_msgsErr3REQUIRES_VIOLATION, ldv_destroy_msgsErr2REQUIRES_VIOLATION, ldv_destroy_msgsErr1REQUIRES_VIOLATION, ldv_destroy_msgsErr0REQUIRES_VIOLATION, ldv_destroy_msgsErr5REQUIRES_VIOLATION, ldv_msg_fillErr1REQUIRES_VIOLATION, ldv_msg_fillErr0REQUIRES_VIOLATION, ldv_msg_fillErr5REQUIRES_VIOLATION, ldv_msg_fillErr3REQUIRES_VIOLATION, ldv_msg_fillErr4REQUIRES_VIOLATION, ldv_msg_fillErr2REQUIRES_VIOLATION, ldv_atomic_add_returnErr1REQUIRES_VIOLATION, ldv_atomic_add_returnErr0REQUIRES_VIOLATION, ldv_atomic_add_returnErr3REQUIRES_VIOLATION, ldv_atomic_add_returnErr2REQUIRES_VIOLATION, __ldv_list_delErr0REQUIRES_VIOLATION, __ldv_list_delErr1REQUIRES_VIOLATION, __ldv_list_delErr2REQUIRES_VIOLATION, __ldv_list_delErr3REQUIRES_VIOLATION, ldv_kobject_cleanupErr4ASSERT_VIOLATIONMEMORY_FREE, ldv_kobject_cleanupErr2ASSERT_VIOLATIONMEMORY_FREE, ldv_kobject_cleanupErr7ASSERT_VIOLATIONMEMORY_FREE, ldv_kobject_cleanupErr5ASSERT_VIOLATIONMEMORY_FREE, ldv_kobject_cleanupErr6ASSERT_VIOLATIONMEMORY_FREE, ldv_kobject_cleanupErr3ASSERT_VIOLATIONMEMORY_FREE, ldv_kobject_cleanupErr1REQUIRES_VIOLATION, ldv_kobject_cleanupErr0REQUIRES_VIOLATION, ldv_msg_freeErr7ASSERT_VIOLATIONMEMORY_FREE, ldv_msg_freeErr2ASSERT_VIOLATIONMEMORY_FREE, ldv_msg_freeErr6ASSERT_VIOLATIONMEMORY_FREE, ldv_msg_freeErr5ASSERT_VIOLATIONMEMORY_FREE, ldv_msg_freeErr4ASSERT_VIOLATIONMEMORY_FREE, ldv_msg_freeErr1REQUIRES_VIOLATION, ldv_msg_freeErr0REQUIRES_VIOLATION, ldv_msg_freeErr3ASSERT_VIOLATIONMEMORY_FREE, mainErr0ENSURES_VIOLATIONMEMORY_LEAK, LDV_INIT_LIST_HEADErr1REQUIRES_VIOLATION, LDV_INIT_LIST_HEADErr0REQUIRES_VIOLATION, LDV_INIT_LIST_HEADErr3REQUIRES_VIOLATION, LDV_INIT_LIST_HEADErr2REQUIRES_VIOLATION, ldv_list_delErr1REQUIRES_VIOLATION, ldv_list_delErr0REQUIRES_VIOLATION, ldv_list_delErr3REQUIRES_VIOLATION, ldv_list_delErr2REQUIRES_VIOLATION, __ldv_list_addErr0REQUIRES_VIOLATION, __ldv_list_addErr5REQUIRES_VIOLATION, __ldv_list_addErr6REQUIRES_VIOLATION, __ldv_list_addErr1REQUIRES_VIOLATION, __ldv_list_addErr2REQUIRES_VIOLATION, __ldv_list_addErr7REQUIRES_VIOLATION, __ldv_list_addErr3REQUIRES_VIOLATION, __ldv_list_addErr4REQUIRES_VIOLATION, ldv_dev_set_drvdataErr0REQUIRES_VIOLATION, ldv_dev_set_drvdataErr1REQUIRES_VIOLATION, ldv_atomic_sub_returnErr1REQUIRES_VIOLATION, ldv_atomic_sub_returnErr0REQUIRES_VIOLATION, ldv_atomic_sub_returnErr3REQUIRES_VIOLATION, ldv_atomic_sub_returnErr2REQUIRES_VIOLATION, ldv_list_add_tailErr0REQUIRES_VIOLATION, ldv_list_add_tailErr1REQUIRES_VIOLATION, ldv_dev_get_drvdataErr1REQUIRES_VIOLATION, ldv_dev_get_drvdataErr0REQUIRES_VIOLATION, ldv_msg_allocErr0REQUIRES_VIOLATION, ldv_msg_allocErr1REQUIRES_VIOLATION]=== [2019-01-14 19:21:48,754 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-01-14 19:21:48,754 INFO L82 PathProgramCache]: Analyzing trace with hash 766703761, now seen corresponding path program 1 times [2019-01-14 19:21:48,754 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2019-01-14 19:21:48,754 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2019-01-14 19:21:48,759 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-01-14 19:21:48,759 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-01-14 19:21:48,759 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-01-14 19:21:48,776 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-01-14 19:21:48,855 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-01-14 19:21:48,856 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-01-14 19:21:48,856 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2019-01-14 19:21:48,856 INFO L459 AbstractCegarLoop]: Interpolant automaton has 5 states [2019-01-14 19:21:48,856 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2019-01-14 19:21:48,857 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2019-01-14 19:21:48,857 INFO L87 Difference]: Start difference. First operand 149 states and 157 transitions. Second operand 5 states. [2019-01-14 19:21:48,930 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-01-14 19:21:48,930 INFO L93 Difference]: Finished difference Result 151 states and 158 transitions. [2019-01-14 19:21:48,930 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2019-01-14 19:21:48,931 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 29 [2019-01-14 19:21:48,931 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-01-14 19:21:48,933 INFO L225 Difference]: With dead ends: 151 [2019-01-14 19:21:48,933 INFO L226 Difference]: Without dead ends: 151 [2019-01-14 19:21:48,939 INFO L631 BasicCegarLoop]: 0 DeclaredPredicates, 5 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2019-01-14 19:21:48,940 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 151 states. [2019-01-14 19:21:48,961 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 151 to 149. [2019-01-14 19:21:48,961 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 149 states. [2019-01-14 19:21:48,962 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 149 states to 149 states and 156 transitions. [2019-01-14 19:21:48,963 INFO L78 Accepts]: Start accepts. Automaton has 149 states and 156 transitions. Word has length 29 [2019-01-14 19:21:48,963 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-01-14 19:21:48,963 INFO L480 AbstractCegarLoop]: Abstraction has 149 states and 156 transitions. [2019-01-14 19:21:48,963 INFO L481 AbstractCegarLoop]: Interpolant automaton has 5 states. [2019-01-14 19:21:48,969 INFO L276 IsEmpty]: Start isEmpty. Operand 149 states and 156 transitions. [2019-01-14 19:21:48,970 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 30 [2019-01-14 19:21:48,970 INFO L394 BasicCegarLoop]: Found error trace [2019-01-14 19:21:48,970 INFO L402 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-01-14 19:21:48,971 INFO L423 AbstractCegarLoop]: === Iteration 5 === [ldv_kref_initErr0REQUIRES_VIOLATION, ldv_kref_initErr1REQUIRES_VIOLATION, ldv_list_addErr1REQUIRES_VIOLATION, ldv_list_addErr0REQUIRES_VIOLATION, ldv_kobject_createErr1REQUIRES_VIOLATION, ldv_kobject_createErr0REQUIRES_VIOLATION, ldv_destroy_msgsErr4REQUIRES_VIOLATION, ldv_destroy_msgsErr3REQUIRES_VIOLATION, ldv_destroy_msgsErr2REQUIRES_VIOLATION, ldv_destroy_msgsErr1REQUIRES_VIOLATION, ldv_destroy_msgsErr0REQUIRES_VIOLATION, ldv_destroy_msgsErr5REQUIRES_VIOLATION, ldv_msg_fillErr1REQUIRES_VIOLATION, ldv_msg_fillErr0REQUIRES_VIOLATION, ldv_msg_fillErr5REQUIRES_VIOLATION, ldv_msg_fillErr3REQUIRES_VIOLATION, ldv_msg_fillErr4REQUIRES_VIOLATION, ldv_msg_fillErr2REQUIRES_VIOLATION, ldv_atomic_add_returnErr1REQUIRES_VIOLATION, ldv_atomic_add_returnErr0REQUIRES_VIOLATION, ldv_atomic_add_returnErr3REQUIRES_VIOLATION, ldv_atomic_add_returnErr2REQUIRES_VIOLATION, __ldv_list_delErr0REQUIRES_VIOLATION, __ldv_list_delErr1REQUIRES_VIOLATION, __ldv_list_delErr2REQUIRES_VIOLATION, __ldv_list_delErr3REQUIRES_VIOLATION, ldv_kobject_cleanupErr4ASSERT_VIOLATIONMEMORY_FREE, ldv_kobject_cleanupErr2ASSERT_VIOLATIONMEMORY_FREE, ldv_kobject_cleanupErr7ASSERT_VIOLATIONMEMORY_FREE, ldv_kobject_cleanupErr5ASSERT_VIOLATIONMEMORY_FREE, ldv_kobject_cleanupErr6ASSERT_VIOLATIONMEMORY_FREE, ldv_kobject_cleanupErr3ASSERT_VIOLATIONMEMORY_FREE, ldv_kobject_cleanupErr1REQUIRES_VIOLATION, ldv_kobject_cleanupErr0REQUIRES_VIOLATION, ldv_msg_freeErr7ASSERT_VIOLATIONMEMORY_FREE, ldv_msg_freeErr2ASSERT_VIOLATIONMEMORY_FREE, ldv_msg_freeErr6ASSERT_VIOLATIONMEMORY_FREE, ldv_msg_freeErr5ASSERT_VIOLATIONMEMORY_FREE, ldv_msg_freeErr4ASSERT_VIOLATIONMEMORY_FREE, ldv_msg_freeErr1REQUIRES_VIOLATION, ldv_msg_freeErr0REQUIRES_VIOLATION, ldv_msg_freeErr3ASSERT_VIOLATIONMEMORY_FREE, mainErr0ENSURES_VIOLATIONMEMORY_LEAK, LDV_INIT_LIST_HEADErr1REQUIRES_VIOLATION, LDV_INIT_LIST_HEADErr0REQUIRES_VIOLATION, LDV_INIT_LIST_HEADErr3REQUIRES_VIOLATION, LDV_INIT_LIST_HEADErr2REQUIRES_VIOLATION, ldv_list_delErr1REQUIRES_VIOLATION, ldv_list_delErr0REQUIRES_VIOLATION, ldv_list_delErr3REQUIRES_VIOLATION, ldv_list_delErr2REQUIRES_VIOLATION, __ldv_list_addErr0REQUIRES_VIOLATION, __ldv_list_addErr5REQUIRES_VIOLATION, __ldv_list_addErr6REQUIRES_VIOLATION, __ldv_list_addErr1REQUIRES_VIOLATION, __ldv_list_addErr2REQUIRES_VIOLATION, __ldv_list_addErr7REQUIRES_VIOLATION, __ldv_list_addErr3REQUIRES_VIOLATION, __ldv_list_addErr4REQUIRES_VIOLATION, ldv_dev_set_drvdataErr0REQUIRES_VIOLATION, ldv_dev_set_drvdataErr1REQUIRES_VIOLATION, ldv_atomic_sub_returnErr1REQUIRES_VIOLATION, ldv_atomic_sub_returnErr0REQUIRES_VIOLATION, ldv_atomic_sub_returnErr3REQUIRES_VIOLATION, ldv_atomic_sub_returnErr2REQUIRES_VIOLATION, ldv_list_add_tailErr0REQUIRES_VIOLATION, ldv_list_add_tailErr1REQUIRES_VIOLATION, ldv_dev_get_drvdataErr1REQUIRES_VIOLATION, ldv_dev_get_drvdataErr0REQUIRES_VIOLATION, ldv_msg_allocErr0REQUIRES_VIOLATION, ldv_msg_allocErr1REQUIRES_VIOLATION]=== [2019-01-14 19:21:48,971 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-01-14 19:21:48,971 INFO L82 PathProgramCache]: Analyzing trace with hash -230368592, now seen corresponding path program 1 times [2019-01-14 19:21:48,971 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2019-01-14 19:21:48,977 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2019-01-14 19:21:48,979 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-01-14 19:21:48,980 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-01-14 19:21:48,980 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-01-14 19:21:49,012 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-01-14 19:21:49,176 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-01-14 19:21:49,176 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-01-14 19:21:49,176 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [9] imperfect sequences [] total 9 [2019-01-14 19:21:49,177 INFO L459 AbstractCegarLoop]: Interpolant automaton has 9 states [2019-01-14 19:21:49,177 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2019-01-14 19:21:49,177 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=15, Invalid=57, Unknown=0, NotChecked=0, Total=72 [2019-01-14 19:21:49,178 INFO L87 Difference]: Start difference. First operand 149 states and 156 transitions. Second operand 9 states. [2019-01-14 19:21:49,510 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-01-14 19:21:49,510 INFO L93 Difference]: Finished difference Result 169 states and 177 transitions. [2019-01-14 19:21:49,512 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2019-01-14 19:21:49,512 INFO L78 Accepts]: Start accepts. Automaton has 9 states. Word has length 29 [2019-01-14 19:21:49,513 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-01-14 19:21:49,515 INFO L225 Difference]: With dead ends: 169 [2019-01-14 19:21:49,515 INFO L226 Difference]: Without dead ends: 169 [2019-01-14 19:21:49,516 INFO L631 BasicCegarLoop]: 0 DeclaredPredicates, 11 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 9 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=23, Invalid=87, Unknown=0, NotChecked=0, Total=110 [2019-01-14 19:21:49,516 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 169 states. [2019-01-14 19:21:49,524 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 169 to 163. [2019-01-14 19:21:49,525 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 163 states. [2019-01-14 19:21:49,527 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 163 states to 163 states and 170 transitions. [2019-01-14 19:21:49,527 INFO L78 Accepts]: Start accepts. Automaton has 163 states and 170 transitions. Word has length 29 [2019-01-14 19:21:49,528 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-01-14 19:21:49,528 INFO L480 AbstractCegarLoop]: Abstraction has 163 states and 170 transitions. [2019-01-14 19:21:49,528 INFO L481 AbstractCegarLoop]: Interpolant automaton has 9 states. [2019-01-14 19:21:49,528 INFO L276 IsEmpty]: Start isEmpty. Operand 163 states and 170 transitions. [2019-01-14 19:21:49,529 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2019-01-14 19:21:49,529 INFO L394 BasicCegarLoop]: Found error trace [2019-01-14 19:21:49,529 INFO L402 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-01-14 19:21:49,532 INFO L423 AbstractCegarLoop]: === Iteration 6 === [ldv_kref_initErr0REQUIRES_VIOLATION, ldv_kref_initErr1REQUIRES_VIOLATION, ldv_list_addErr1REQUIRES_VIOLATION, ldv_list_addErr0REQUIRES_VIOLATION, ldv_kobject_createErr1REQUIRES_VIOLATION, ldv_kobject_createErr0REQUIRES_VIOLATION, ldv_destroy_msgsErr4REQUIRES_VIOLATION, ldv_destroy_msgsErr3REQUIRES_VIOLATION, ldv_destroy_msgsErr2REQUIRES_VIOLATION, ldv_destroy_msgsErr1REQUIRES_VIOLATION, ldv_destroy_msgsErr0REQUIRES_VIOLATION, ldv_destroy_msgsErr5REQUIRES_VIOLATION, ldv_msg_fillErr1REQUIRES_VIOLATION, ldv_msg_fillErr0REQUIRES_VIOLATION, ldv_msg_fillErr5REQUIRES_VIOLATION, ldv_msg_fillErr3REQUIRES_VIOLATION, ldv_msg_fillErr4REQUIRES_VIOLATION, ldv_msg_fillErr2REQUIRES_VIOLATION, ldv_atomic_add_returnErr1REQUIRES_VIOLATION, ldv_atomic_add_returnErr0REQUIRES_VIOLATION, ldv_atomic_add_returnErr3REQUIRES_VIOLATION, ldv_atomic_add_returnErr2REQUIRES_VIOLATION, __ldv_list_delErr0REQUIRES_VIOLATION, __ldv_list_delErr1REQUIRES_VIOLATION, __ldv_list_delErr2REQUIRES_VIOLATION, __ldv_list_delErr3REQUIRES_VIOLATION, ldv_kobject_cleanupErr4ASSERT_VIOLATIONMEMORY_FREE, ldv_kobject_cleanupErr2ASSERT_VIOLATIONMEMORY_FREE, ldv_kobject_cleanupErr7ASSERT_VIOLATIONMEMORY_FREE, ldv_kobject_cleanupErr5ASSERT_VIOLATIONMEMORY_FREE, ldv_kobject_cleanupErr6ASSERT_VIOLATIONMEMORY_FREE, ldv_kobject_cleanupErr3ASSERT_VIOLATIONMEMORY_FREE, ldv_kobject_cleanupErr1REQUIRES_VIOLATION, ldv_kobject_cleanupErr0REQUIRES_VIOLATION, ldv_msg_freeErr7ASSERT_VIOLATIONMEMORY_FREE, ldv_msg_freeErr2ASSERT_VIOLATIONMEMORY_FREE, ldv_msg_freeErr6ASSERT_VIOLATIONMEMORY_FREE, ldv_msg_freeErr5ASSERT_VIOLATIONMEMORY_FREE, ldv_msg_freeErr4ASSERT_VIOLATIONMEMORY_FREE, ldv_msg_freeErr1REQUIRES_VIOLATION, ldv_msg_freeErr0REQUIRES_VIOLATION, ldv_msg_freeErr3ASSERT_VIOLATIONMEMORY_FREE, mainErr0ENSURES_VIOLATIONMEMORY_LEAK, LDV_INIT_LIST_HEADErr1REQUIRES_VIOLATION, LDV_INIT_LIST_HEADErr0REQUIRES_VIOLATION, LDV_INIT_LIST_HEADErr3REQUIRES_VIOLATION, LDV_INIT_LIST_HEADErr2REQUIRES_VIOLATION, ldv_list_delErr1REQUIRES_VIOLATION, ldv_list_delErr0REQUIRES_VIOLATION, ldv_list_delErr3REQUIRES_VIOLATION, ldv_list_delErr2REQUIRES_VIOLATION, __ldv_list_addErr0REQUIRES_VIOLATION, __ldv_list_addErr5REQUIRES_VIOLATION, __ldv_list_addErr6REQUIRES_VIOLATION, __ldv_list_addErr1REQUIRES_VIOLATION, __ldv_list_addErr2REQUIRES_VIOLATION, __ldv_list_addErr7REQUIRES_VIOLATION, __ldv_list_addErr3REQUIRES_VIOLATION, __ldv_list_addErr4REQUIRES_VIOLATION, ldv_dev_set_drvdataErr0REQUIRES_VIOLATION, ldv_dev_set_drvdataErr1REQUIRES_VIOLATION, ldv_atomic_sub_returnErr1REQUIRES_VIOLATION, ldv_atomic_sub_returnErr0REQUIRES_VIOLATION, ldv_atomic_sub_returnErr3REQUIRES_VIOLATION, ldv_atomic_sub_returnErr2REQUIRES_VIOLATION, ldv_list_add_tailErr0REQUIRES_VIOLATION, ldv_list_add_tailErr1REQUIRES_VIOLATION, ldv_dev_get_drvdataErr1REQUIRES_VIOLATION, ldv_dev_get_drvdataErr0REQUIRES_VIOLATION, ldv_msg_allocErr0REQUIRES_VIOLATION, ldv_msg_allocErr1REQUIRES_VIOLATION]=== [2019-01-14 19:21:49,532 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-01-14 19:21:49,532 INFO L82 PathProgramCache]: Analyzing trace with hash 1092575668, now seen corresponding path program 1 times [2019-01-14 19:21:49,533 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2019-01-14 19:21:49,533 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2019-01-14 19:21:49,534 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-01-14 19:21:49,534 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-01-14 19:21:49,534 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-01-14 19:21:49,565 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-01-14 19:21:49,697 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-01-14 19:21:49,698 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-01-14 19:21:49,698 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [10] imperfect sequences [] total 10 [2019-01-14 19:21:49,699 INFO L459 AbstractCegarLoop]: Interpolant automaton has 11 states [2019-01-14 19:21:49,699 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 11 interpolants. [2019-01-14 19:21:49,699 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=19, Invalid=91, Unknown=0, NotChecked=0, Total=110 [2019-01-14 19:21:49,700 INFO L87 Difference]: Start difference. First operand 163 states and 170 transitions. Second operand 11 states. [2019-01-14 19:21:50,278 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-01-14 19:21:50,278 INFO L93 Difference]: Finished difference Result 162 states and 169 transitions. [2019-01-14 19:21:50,279 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2019-01-14 19:21:50,279 INFO L78 Accepts]: Start accepts. Automaton has 11 states. Word has length 32 [2019-01-14 19:21:50,280 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-01-14 19:21:50,282 INFO L225 Difference]: With dead ends: 162 [2019-01-14 19:21:50,282 INFO L226 Difference]: Without dead ends: 162 [2019-01-14 19:21:50,283 INFO L631 BasicCegarLoop]: 0 DeclaredPredicates, 13 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 12 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 3 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=31, Invalid=151, Unknown=0, NotChecked=0, Total=182 [2019-01-14 19:21:50,285 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 162 states. [2019-01-14 19:21:50,294 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 162 to 162. [2019-01-14 19:21:50,294 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 162 states. [2019-01-14 19:21:50,296 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 162 states to 162 states and 169 transitions. [2019-01-14 19:21:50,296 INFO L78 Accepts]: Start accepts. Automaton has 162 states and 169 transitions. Word has length 32 [2019-01-14 19:21:50,296 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-01-14 19:21:50,296 INFO L480 AbstractCegarLoop]: Abstraction has 162 states and 169 transitions. [2019-01-14 19:21:50,297 INFO L481 AbstractCegarLoop]: Interpolant automaton has 11 states. [2019-01-14 19:21:50,298 INFO L276 IsEmpty]: Start isEmpty. Operand 162 states and 169 transitions. [2019-01-14 19:21:50,299 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2019-01-14 19:21:50,299 INFO L394 BasicCegarLoop]: Found error trace [2019-01-14 19:21:50,299 INFO L402 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-01-14 19:21:50,301 INFO L423 AbstractCegarLoop]: === Iteration 7 === [ldv_kref_initErr0REQUIRES_VIOLATION, ldv_kref_initErr1REQUIRES_VIOLATION, ldv_list_addErr1REQUIRES_VIOLATION, ldv_list_addErr0REQUIRES_VIOLATION, ldv_kobject_createErr1REQUIRES_VIOLATION, ldv_kobject_createErr0REQUIRES_VIOLATION, ldv_destroy_msgsErr4REQUIRES_VIOLATION, ldv_destroy_msgsErr3REQUIRES_VIOLATION, ldv_destroy_msgsErr2REQUIRES_VIOLATION, ldv_destroy_msgsErr1REQUIRES_VIOLATION, ldv_destroy_msgsErr0REQUIRES_VIOLATION, ldv_destroy_msgsErr5REQUIRES_VIOLATION, ldv_msg_fillErr1REQUIRES_VIOLATION, ldv_msg_fillErr0REQUIRES_VIOLATION, ldv_msg_fillErr5REQUIRES_VIOLATION, ldv_msg_fillErr3REQUIRES_VIOLATION, ldv_msg_fillErr4REQUIRES_VIOLATION, ldv_msg_fillErr2REQUIRES_VIOLATION, ldv_atomic_add_returnErr1REQUIRES_VIOLATION, ldv_atomic_add_returnErr0REQUIRES_VIOLATION, ldv_atomic_add_returnErr3REQUIRES_VIOLATION, ldv_atomic_add_returnErr2REQUIRES_VIOLATION, __ldv_list_delErr0REQUIRES_VIOLATION, __ldv_list_delErr1REQUIRES_VIOLATION, __ldv_list_delErr2REQUIRES_VIOLATION, __ldv_list_delErr3REQUIRES_VIOLATION, ldv_kobject_cleanupErr4ASSERT_VIOLATIONMEMORY_FREE, ldv_kobject_cleanupErr2ASSERT_VIOLATIONMEMORY_FREE, ldv_kobject_cleanupErr7ASSERT_VIOLATIONMEMORY_FREE, ldv_kobject_cleanupErr5ASSERT_VIOLATIONMEMORY_FREE, ldv_kobject_cleanupErr6ASSERT_VIOLATIONMEMORY_FREE, ldv_kobject_cleanupErr3ASSERT_VIOLATIONMEMORY_FREE, ldv_kobject_cleanupErr1REQUIRES_VIOLATION, ldv_kobject_cleanupErr0REQUIRES_VIOLATION, ldv_msg_freeErr7ASSERT_VIOLATIONMEMORY_FREE, ldv_msg_freeErr2ASSERT_VIOLATIONMEMORY_FREE, ldv_msg_freeErr6ASSERT_VIOLATIONMEMORY_FREE, ldv_msg_freeErr5ASSERT_VIOLATIONMEMORY_FREE, ldv_msg_freeErr4ASSERT_VIOLATIONMEMORY_FREE, ldv_msg_freeErr1REQUIRES_VIOLATION, ldv_msg_freeErr0REQUIRES_VIOLATION, ldv_msg_freeErr3ASSERT_VIOLATIONMEMORY_FREE, mainErr0ENSURES_VIOLATIONMEMORY_LEAK, LDV_INIT_LIST_HEADErr1REQUIRES_VIOLATION, LDV_INIT_LIST_HEADErr0REQUIRES_VIOLATION, LDV_INIT_LIST_HEADErr3REQUIRES_VIOLATION, LDV_INIT_LIST_HEADErr2REQUIRES_VIOLATION, ldv_list_delErr1REQUIRES_VIOLATION, ldv_list_delErr0REQUIRES_VIOLATION, ldv_list_delErr3REQUIRES_VIOLATION, ldv_list_delErr2REQUIRES_VIOLATION, __ldv_list_addErr0REQUIRES_VIOLATION, __ldv_list_addErr5REQUIRES_VIOLATION, __ldv_list_addErr6REQUIRES_VIOLATION, __ldv_list_addErr1REQUIRES_VIOLATION, __ldv_list_addErr2REQUIRES_VIOLATION, __ldv_list_addErr7REQUIRES_VIOLATION, __ldv_list_addErr3REQUIRES_VIOLATION, __ldv_list_addErr4REQUIRES_VIOLATION, ldv_dev_set_drvdataErr0REQUIRES_VIOLATION, ldv_dev_set_drvdataErr1REQUIRES_VIOLATION, ldv_atomic_sub_returnErr1REQUIRES_VIOLATION, ldv_atomic_sub_returnErr0REQUIRES_VIOLATION, ldv_atomic_sub_returnErr3REQUIRES_VIOLATION, ldv_atomic_sub_returnErr2REQUIRES_VIOLATION, ldv_list_add_tailErr0REQUIRES_VIOLATION, ldv_list_add_tailErr1REQUIRES_VIOLATION, ldv_dev_get_drvdataErr1REQUIRES_VIOLATION, ldv_dev_get_drvdataErr0REQUIRES_VIOLATION, ldv_msg_allocErr0REQUIRES_VIOLATION, ldv_msg_allocErr1REQUIRES_VIOLATION]=== [2019-01-14 19:21:50,301 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-01-14 19:21:50,301 INFO L82 PathProgramCache]: Analyzing trace with hash 1092575669, now seen corresponding path program 1 times [2019-01-14 19:21:50,301 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2019-01-14 19:21:50,302 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2019-01-14 19:21:50,303 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-01-14 19:21:50,303 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-01-14 19:21:50,303 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-01-14 19:21:50,317 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-01-14 19:21:50,381 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-01-14 19:21:50,381 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-01-14 19:21:50,381 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2019-01-14 19:21:50,382 INFO L459 AbstractCegarLoop]: Interpolant automaton has 4 states [2019-01-14 19:21:50,382 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2019-01-14 19:21:50,382 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2019-01-14 19:21:50,382 INFO L87 Difference]: Start difference. First operand 162 states and 169 transitions. Second operand 4 states. [2019-01-14 19:21:50,413 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-01-14 19:21:50,413 INFO L93 Difference]: Finished difference Result 165 states and 172 transitions. [2019-01-14 19:21:50,416 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2019-01-14 19:21:50,416 INFO L78 Accepts]: Start accepts. Automaton has 4 states. Word has length 32 [2019-01-14 19:21:50,416 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-01-14 19:21:50,441 INFO L225 Difference]: With dead ends: 165 [2019-01-14 19:21:50,442 INFO L226 Difference]: Without dead ends: 163 [2019-01-14 19:21:50,442 INFO L631 BasicCegarLoop]: 0 DeclaredPredicates, 5 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2019-01-14 19:21:50,443 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 163 states. [2019-01-14 19:21:50,452 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 163 to 163. [2019-01-14 19:21:50,452 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 163 states. [2019-01-14 19:21:50,454 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 163 states to 163 states and 170 transitions. [2019-01-14 19:21:50,454 INFO L78 Accepts]: Start accepts. Automaton has 163 states and 170 transitions. Word has length 32 [2019-01-14 19:21:50,454 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-01-14 19:21:50,454 INFO L480 AbstractCegarLoop]: Abstraction has 163 states and 170 transitions. [2019-01-14 19:21:50,454 INFO L481 AbstractCegarLoop]: Interpolant automaton has 4 states. [2019-01-14 19:21:50,454 INFO L276 IsEmpty]: Start isEmpty. Operand 163 states and 170 transitions. [2019-01-14 19:21:50,455 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 34 [2019-01-14 19:21:50,455 INFO L394 BasicCegarLoop]: Found error trace [2019-01-14 19:21:50,456 INFO L402 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-01-14 19:21:50,457 INFO L423 AbstractCegarLoop]: === Iteration 8 === [ldv_kref_initErr0REQUIRES_VIOLATION, ldv_kref_initErr1REQUIRES_VIOLATION, ldv_list_addErr1REQUIRES_VIOLATION, ldv_list_addErr0REQUIRES_VIOLATION, ldv_kobject_createErr1REQUIRES_VIOLATION, ldv_kobject_createErr0REQUIRES_VIOLATION, ldv_destroy_msgsErr4REQUIRES_VIOLATION, ldv_destroy_msgsErr3REQUIRES_VIOLATION, ldv_destroy_msgsErr2REQUIRES_VIOLATION, ldv_destroy_msgsErr1REQUIRES_VIOLATION, ldv_destroy_msgsErr0REQUIRES_VIOLATION, ldv_destroy_msgsErr5REQUIRES_VIOLATION, ldv_msg_fillErr1REQUIRES_VIOLATION, ldv_msg_fillErr0REQUIRES_VIOLATION, ldv_msg_fillErr5REQUIRES_VIOLATION, ldv_msg_fillErr3REQUIRES_VIOLATION, ldv_msg_fillErr4REQUIRES_VIOLATION, ldv_msg_fillErr2REQUIRES_VIOLATION, ldv_atomic_add_returnErr1REQUIRES_VIOLATION, ldv_atomic_add_returnErr0REQUIRES_VIOLATION, ldv_atomic_add_returnErr3REQUIRES_VIOLATION, ldv_atomic_add_returnErr2REQUIRES_VIOLATION, __ldv_list_delErr0REQUIRES_VIOLATION, __ldv_list_delErr1REQUIRES_VIOLATION, __ldv_list_delErr2REQUIRES_VIOLATION, __ldv_list_delErr3REQUIRES_VIOLATION, ldv_kobject_cleanupErr4ASSERT_VIOLATIONMEMORY_FREE, ldv_kobject_cleanupErr2ASSERT_VIOLATIONMEMORY_FREE, ldv_kobject_cleanupErr7ASSERT_VIOLATIONMEMORY_FREE, ldv_kobject_cleanupErr5ASSERT_VIOLATIONMEMORY_FREE, ldv_kobject_cleanupErr6ASSERT_VIOLATIONMEMORY_FREE, ldv_kobject_cleanupErr3ASSERT_VIOLATIONMEMORY_FREE, ldv_kobject_cleanupErr1REQUIRES_VIOLATION, ldv_kobject_cleanupErr0REQUIRES_VIOLATION, ldv_msg_freeErr7ASSERT_VIOLATIONMEMORY_FREE, ldv_msg_freeErr2ASSERT_VIOLATIONMEMORY_FREE, ldv_msg_freeErr6ASSERT_VIOLATIONMEMORY_FREE, ldv_msg_freeErr5ASSERT_VIOLATIONMEMORY_FREE, ldv_msg_freeErr4ASSERT_VIOLATIONMEMORY_FREE, ldv_msg_freeErr1REQUIRES_VIOLATION, ldv_msg_freeErr0REQUIRES_VIOLATION, ldv_msg_freeErr3ASSERT_VIOLATIONMEMORY_FREE, mainErr0ENSURES_VIOLATIONMEMORY_LEAK, LDV_INIT_LIST_HEADErr1REQUIRES_VIOLATION, LDV_INIT_LIST_HEADErr0REQUIRES_VIOLATION, LDV_INIT_LIST_HEADErr3REQUIRES_VIOLATION, LDV_INIT_LIST_HEADErr2REQUIRES_VIOLATION, ldv_list_delErr1REQUIRES_VIOLATION, ldv_list_delErr0REQUIRES_VIOLATION, ldv_list_delErr3REQUIRES_VIOLATION, ldv_list_delErr2REQUIRES_VIOLATION, __ldv_list_addErr0REQUIRES_VIOLATION, __ldv_list_addErr5REQUIRES_VIOLATION, __ldv_list_addErr6REQUIRES_VIOLATION, __ldv_list_addErr1REQUIRES_VIOLATION, __ldv_list_addErr2REQUIRES_VIOLATION, __ldv_list_addErr7REQUIRES_VIOLATION, __ldv_list_addErr3REQUIRES_VIOLATION, __ldv_list_addErr4REQUIRES_VIOLATION, ldv_dev_set_drvdataErr0REQUIRES_VIOLATION, ldv_dev_set_drvdataErr1REQUIRES_VIOLATION, ldv_atomic_sub_returnErr1REQUIRES_VIOLATION, ldv_atomic_sub_returnErr0REQUIRES_VIOLATION, ldv_atomic_sub_returnErr3REQUIRES_VIOLATION, ldv_atomic_sub_returnErr2REQUIRES_VIOLATION, ldv_list_add_tailErr0REQUIRES_VIOLATION, ldv_list_add_tailErr1REQUIRES_VIOLATION, ldv_dev_get_drvdataErr1REQUIRES_VIOLATION, ldv_dev_get_drvdataErr0REQUIRES_VIOLATION, ldv_msg_allocErr0REQUIRES_VIOLATION, ldv_msg_allocErr1REQUIRES_VIOLATION]=== [2019-01-14 19:21:50,460 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-01-14 19:21:50,460 INFO L82 PathProgramCache]: Analyzing trace with hash -1042689634, now seen corresponding path program 1 times [2019-01-14 19:21:50,460 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2019-01-14 19:21:50,460 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2019-01-14 19:21:50,462 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-01-14 19:21:50,462 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-01-14 19:21:50,462 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-01-14 19:21:50,475 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-01-14 19:21:50,692 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-01-14 19:21:50,692 INFO L300 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2019-01-14 19:21:50,693 INFO L223 ckRefinementStrategy]: Switched to mode Z3_FP No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 2 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 2 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:12000 [2019-01-14 19:21:50,719 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-01-14 19:21:50,805 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-01-14 19:21:50,815 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2019-01-14 19:21:50,972 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-01-14 19:21:51,003 INFO L312 seRefinementStrategy]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2019-01-14 19:21:51,003 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [] imperfect sequences [5, 5] total 6 [2019-01-14 19:21:51,005 INFO L459 AbstractCegarLoop]: Interpolant automaton has 6 states [2019-01-14 19:21:51,005 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2019-01-14 19:21:51,005 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=12, Invalid=18, Unknown=0, NotChecked=0, Total=30 [2019-01-14 19:21:51,005 INFO L87 Difference]: Start difference. First operand 163 states and 170 transitions. Second operand 6 states. [2019-01-14 19:21:51,149 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-01-14 19:21:51,150 INFO L93 Difference]: Finished difference Result 166 states and 173 transitions. [2019-01-14 19:21:51,152 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2019-01-14 19:21:51,152 INFO L78 Accepts]: Start accepts. Automaton has 6 states. Word has length 33 [2019-01-14 19:21:51,152 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-01-14 19:21:51,153 INFO L225 Difference]: With dead ends: 166 [2019-01-14 19:21:51,153 INFO L226 Difference]: Without dead ends: 164 [2019-01-14 19:21:51,154 INFO L631 BasicCegarLoop]: 0 DeclaredPredicates, 38 GetRequests, 33 SyntacticMatches, 0 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1 ImplicationChecksByTransitivity, 0.3s TimeCoverageRelationStatistics Valid=16, Invalid=26, Unknown=0, NotChecked=0, Total=42 [2019-01-14 19:21:51,154 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 164 states. [2019-01-14 19:21:51,163 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 164 to 164. [2019-01-14 19:21:51,163 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 164 states. [2019-01-14 19:21:51,165 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 164 states to 164 states and 171 transitions. [2019-01-14 19:21:51,165 INFO L78 Accepts]: Start accepts. Automaton has 164 states and 171 transitions. Word has length 33 [2019-01-14 19:21:51,165 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-01-14 19:21:51,165 INFO L480 AbstractCegarLoop]: Abstraction has 164 states and 171 transitions. [2019-01-14 19:21:51,165 INFO L481 AbstractCegarLoop]: Interpolant automaton has 6 states. [2019-01-14 19:21:51,165 INFO L276 IsEmpty]: Start isEmpty. Operand 164 states and 171 transitions. [2019-01-14 19:21:51,166 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 35 [2019-01-14 19:21:51,166 INFO L394 BasicCegarLoop]: Found error trace [2019-01-14 19:21:51,167 INFO L402 BasicCegarLoop]: trace histogram [2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-01-14 19:21:51,171 INFO L423 AbstractCegarLoop]: === Iteration 9 === [ldv_kref_initErr0REQUIRES_VIOLATION, ldv_kref_initErr1REQUIRES_VIOLATION, ldv_list_addErr1REQUIRES_VIOLATION, ldv_list_addErr0REQUIRES_VIOLATION, ldv_kobject_createErr1REQUIRES_VIOLATION, ldv_kobject_createErr0REQUIRES_VIOLATION, ldv_destroy_msgsErr4REQUIRES_VIOLATION, ldv_destroy_msgsErr3REQUIRES_VIOLATION, ldv_destroy_msgsErr2REQUIRES_VIOLATION, ldv_destroy_msgsErr1REQUIRES_VIOLATION, ldv_destroy_msgsErr0REQUIRES_VIOLATION, ldv_destroy_msgsErr5REQUIRES_VIOLATION, ldv_msg_fillErr1REQUIRES_VIOLATION, ldv_msg_fillErr0REQUIRES_VIOLATION, ldv_msg_fillErr5REQUIRES_VIOLATION, ldv_msg_fillErr3REQUIRES_VIOLATION, ldv_msg_fillErr4REQUIRES_VIOLATION, ldv_msg_fillErr2REQUIRES_VIOLATION, ldv_atomic_add_returnErr1REQUIRES_VIOLATION, ldv_atomic_add_returnErr0REQUIRES_VIOLATION, ldv_atomic_add_returnErr3REQUIRES_VIOLATION, ldv_atomic_add_returnErr2REQUIRES_VIOLATION, __ldv_list_delErr0REQUIRES_VIOLATION, __ldv_list_delErr1REQUIRES_VIOLATION, __ldv_list_delErr2REQUIRES_VIOLATION, __ldv_list_delErr3REQUIRES_VIOLATION, ldv_kobject_cleanupErr4ASSERT_VIOLATIONMEMORY_FREE, ldv_kobject_cleanupErr2ASSERT_VIOLATIONMEMORY_FREE, ldv_kobject_cleanupErr7ASSERT_VIOLATIONMEMORY_FREE, ldv_kobject_cleanupErr5ASSERT_VIOLATIONMEMORY_FREE, ldv_kobject_cleanupErr6ASSERT_VIOLATIONMEMORY_FREE, ldv_kobject_cleanupErr3ASSERT_VIOLATIONMEMORY_FREE, ldv_kobject_cleanupErr1REQUIRES_VIOLATION, ldv_kobject_cleanupErr0REQUIRES_VIOLATION, ldv_msg_freeErr7ASSERT_VIOLATIONMEMORY_FREE, ldv_msg_freeErr2ASSERT_VIOLATIONMEMORY_FREE, ldv_msg_freeErr6ASSERT_VIOLATIONMEMORY_FREE, ldv_msg_freeErr5ASSERT_VIOLATIONMEMORY_FREE, ldv_msg_freeErr4ASSERT_VIOLATIONMEMORY_FREE, ldv_msg_freeErr1REQUIRES_VIOLATION, ldv_msg_freeErr0REQUIRES_VIOLATION, ldv_msg_freeErr3ASSERT_VIOLATIONMEMORY_FREE, mainErr0ENSURES_VIOLATIONMEMORY_LEAK, LDV_INIT_LIST_HEADErr1REQUIRES_VIOLATION, LDV_INIT_LIST_HEADErr0REQUIRES_VIOLATION, LDV_INIT_LIST_HEADErr3REQUIRES_VIOLATION, LDV_INIT_LIST_HEADErr2REQUIRES_VIOLATION, ldv_list_delErr1REQUIRES_VIOLATION, ldv_list_delErr0REQUIRES_VIOLATION, ldv_list_delErr3REQUIRES_VIOLATION, ldv_list_delErr2REQUIRES_VIOLATION, __ldv_list_addErr0REQUIRES_VIOLATION, __ldv_list_addErr5REQUIRES_VIOLATION, __ldv_list_addErr6REQUIRES_VIOLATION, __ldv_list_addErr1REQUIRES_VIOLATION, __ldv_list_addErr2REQUIRES_VIOLATION, __ldv_list_addErr7REQUIRES_VIOLATION, __ldv_list_addErr3REQUIRES_VIOLATION, __ldv_list_addErr4REQUIRES_VIOLATION, ldv_dev_set_drvdataErr0REQUIRES_VIOLATION, ldv_dev_set_drvdataErr1REQUIRES_VIOLATION, ldv_atomic_sub_returnErr1REQUIRES_VIOLATION, ldv_atomic_sub_returnErr0REQUIRES_VIOLATION, ldv_atomic_sub_returnErr3REQUIRES_VIOLATION, ldv_atomic_sub_returnErr2REQUIRES_VIOLATION, ldv_list_add_tailErr0REQUIRES_VIOLATION, ldv_list_add_tailErr1REQUIRES_VIOLATION, ldv_dev_get_drvdataErr1REQUIRES_VIOLATION, ldv_dev_get_drvdataErr0REQUIRES_VIOLATION, ldv_msg_allocErr0REQUIRES_VIOLATION, ldv_msg_allocErr1REQUIRES_VIOLATION]=== [2019-01-14 19:21:51,172 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-01-14 19:21:51,173 INFO L82 PathProgramCache]: Analyzing trace with hash 1483562709, now seen corresponding path program 2 times [2019-01-14 19:21:51,173 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2019-01-14 19:21:51,173 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2019-01-14 19:21:51,178 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-01-14 19:21:51,178 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-01-14 19:21:51,178 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-01-14 19:21:51,195 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-01-14 19:21:51,513 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 3 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-01-14 19:21:51,513 INFO L300 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2019-01-14 19:21:51,513 INFO L223 ckRefinementStrategy]: Switched to mode Z3_FP No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 3 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 3 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:12000 [2019-01-14 19:21:51,536 INFO L103 rtionOrderModulation]: Keeping assertion order OUTSIDE_LOOP_FIRST1 [2019-01-14 19:21:51,596 INFO L249 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST1 issued 1 check-sat command(s) [2019-01-14 19:21:51,596 INFO L250 tOrderPrioritization]: Conjunction of SSA is unsat [2019-01-14 19:21:51,605 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2019-01-14 19:21:52,356 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2019-01-14 19:21:52,385 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 1 imperfect interpolant sequences. [2019-01-14 19:21:52,385 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [12] imperfect sequences [6] total 17 [2019-01-14 19:21:52,386 INFO L459 AbstractCegarLoop]: Interpolant automaton has 17 states [2019-01-14 19:21:52,386 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 17 interpolants. [2019-01-14 19:21:52,386 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=35, Invalid=237, Unknown=0, NotChecked=0, Total=272 [2019-01-14 19:21:52,386 INFO L87 Difference]: Start difference. First operand 164 states and 171 transitions. Second operand 17 states. [2019-01-14 19:21:53,217 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-01-14 19:21:53,217 INFO L93 Difference]: Finished difference Result 166 states and 173 transitions. [2019-01-14 19:21:53,219 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 17 states. [2019-01-14 19:21:53,219 INFO L78 Accepts]: Start accepts. Automaton has 17 states. Word has length 34 [2019-01-14 19:21:53,220 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-01-14 19:21:53,220 INFO L225 Difference]: With dead ends: 166 [2019-01-14 19:21:53,221 INFO L226 Difference]: Without dead ends: 164 [2019-01-14 19:21:53,221 INFO L631 BasicCegarLoop]: 0 DeclaredPredicates, 46 GetRequests, 24 SyntacticMatches, 0 SemanticMatches, 22 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 57 ImplicationChecksByTransitivity, 1.1s TimeCoverageRelationStatistics Valid=71, Invalid=481, Unknown=0, NotChecked=0, Total=552 [2019-01-14 19:21:53,224 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 164 states. [2019-01-14 19:21:53,228 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 164 to 164. [2019-01-14 19:21:53,228 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 164 states. [2019-01-14 19:21:53,229 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 164 states to 164 states and 171 transitions. [2019-01-14 19:21:53,229 INFO L78 Accepts]: Start accepts. Automaton has 164 states and 171 transitions. Word has length 34 [2019-01-14 19:21:53,229 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-01-14 19:21:53,230 INFO L480 AbstractCegarLoop]: Abstraction has 164 states and 171 transitions. [2019-01-14 19:21:53,230 INFO L481 AbstractCegarLoop]: Interpolant automaton has 17 states. [2019-01-14 19:21:53,231 INFO L276 IsEmpty]: Start isEmpty. Operand 164 states and 171 transitions. [2019-01-14 19:21:53,233 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 41 [2019-01-14 19:21:53,233 INFO L394 BasicCegarLoop]: Found error trace [2019-01-14 19:21:53,234 INFO L402 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-01-14 19:21:53,234 INFO L423 AbstractCegarLoop]: === Iteration 10 === [ldv_kref_initErr0REQUIRES_VIOLATION, ldv_kref_initErr1REQUIRES_VIOLATION, ldv_list_addErr1REQUIRES_VIOLATION, ldv_list_addErr0REQUIRES_VIOLATION, ldv_kobject_createErr1REQUIRES_VIOLATION, ldv_kobject_createErr0REQUIRES_VIOLATION, ldv_destroy_msgsErr4REQUIRES_VIOLATION, ldv_destroy_msgsErr3REQUIRES_VIOLATION, ldv_destroy_msgsErr2REQUIRES_VIOLATION, ldv_destroy_msgsErr1REQUIRES_VIOLATION, ldv_destroy_msgsErr0REQUIRES_VIOLATION, ldv_destroy_msgsErr5REQUIRES_VIOLATION, ldv_msg_fillErr1REQUIRES_VIOLATION, ldv_msg_fillErr0REQUIRES_VIOLATION, ldv_msg_fillErr5REQUIRES_VIOLATION, ldv_msg_fillErr3REQUIRES_VIOLATION, ldv_msg_fillErr4REQUIRES_VIOLATION, ldv_msg_fillErr2REQUIRES_VIOLATION, ldv_atomic_add_returnErr1REQUIRES_VIOLATION, ldv_atomic_add_returnErr0REQUIRES_VIOLATION, ldv_atomic_add_returnErr3REQUIRES_VIOLATION, ldv_atomic_add_returnErr2REQUIRES_VIOLATION, __ldv_list_delErr0REQUIRES_VIOLATION, __ldv_list_delErr1REQUIRES_VIOLATION, __ldv_list_delErr2REQUIRES_VIOLATION, __ldv_list_delErr3REQUIRES_VIOLATION, ldv_kobject_cleanupErr4ASSERT_VIOLATIONMEMORY_FREE, ldv_kobject_cleanupErr2ASSERT_VIOLATIONMEMORY_FREE, ldv_kobject_cleanupErr7ASSERT_VIOLATIONMEMORY_FREE, ldv_kobject_cleanupErr5ASSERT_VIOLATIONMEMORY_FREE, ldv_kobject_cleanupErr6ASSERT_VIOLATIONMEMORY_FREE, ldv_kobject_cleanupErr3ASSERT_VIOLATIONMEMORY_FREE, ldv_kobject_cleanupErr1REQUIRES_VIOLATION, ldv_kobject_cleanupErr0REQUIRES_VIOLATION, ldv_msg_freeErr7ASSERT_VIOLATIONMEMORY_FREE, ldv_msg_freeErr2ASSERT_VIOLATIONMEMORY_FREE, ldv_msg_freeErr6ASSERT_VIOLATIONMEMORY_FREE, ldv_msg_freeErr5ASSERT_VIOLATIONMEMORY_FREE, ldv_msg_freeErr4ASSERT_VIOLATIONMEMORY_FREE, ldv_msg_freeErr1REQUIRES_VIOLATION, ldv_msg_freeErr0REQUIRES_VIOLATION, ldv_msg_freeErr3ASSERT_VIOLATIONMEMORY_FREE, mainErr0ENSURES_VIOLATIONMEMORY_LEAK, LDV_INIT_LIST_HEADErr1REQUIRES_VIOLATION, LDV_INIT_LIST_HEADErr0REQUIRES_VIOLATION, LDV_INIT_LIST_HEADErr3REQUIRES_VIOLATION, LDV_INIT_LIST_HEADErr2REQUIRES_VIOLATION, ldv_list_delErr1REQUIRES_VIOLATION, ldv_list_delErr0REQUIRES_VIOLATION, ldv_list_delErr3REQUIRES_VIOLATION, ldv_list_delErr2REQUIRES_VIOLATION, __ldv_list_addErr0REQUIRES_VIOLATION, __ldv_list_addErr5REQUIRES_VIOLATION, __ldv_list_addErr6REQUIRES_VIOLATION, __ldv_list_addErr1REQUIRES_VIOLATION, __ldv_list_addErr2REQUIRES_VIOLATION, __ldv_list_addErr7REQUIRES_VIOLATION, __ldv_list_addErr3REQUIRES_VIOLATION, __ldv_list_addErr4REQUIRES_VIOLATION, ldv_dev_set_drvdataErr0REQUIRES_VIOLATION, ldv_dev_set_drvdataErr1REQUIRES_VIOLATION, ldv_atomic_sub_returnErr1REQUIRES_VIOLATION, ldv_atomic_sub_returnErr0REQUIRES_VIOLATION, ldv_atomic_sub_returnErr3REQUIRES_VIOLATION, ldv_atomic_sub_returnErr2REQUIRES_VIOLATION, ldv_list_add_tailErr0REQUIRES_VIOLATION, ldv_list_add_tailErr1REQUIRES_VIOLATION, ldv_dev_get_drvdataErr1REQUIRES_VIOLATION, ldv_dev_get_drvdataErr0REQUIRES_VIOLATION, ldv_msg_allocErr0REQUIRES_VIOLATION, ldv_msg_allocErr1REQUIRES_VIOLATION]=== [2019-01-14 19:21:53,234 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-01-14 19:21:53,234 INFO L82 PathProgramCache]: Analyzing trace with hash -959809765, now seen corresponding path program 1 times [2019-01-14 19:21:53,235 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2019-01-14 19:21:53,235 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2019-01-14 19:21:53,238 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-01-14 19:21:53,239 INFO L101 rtionOrderModulation]: Changing assertion order to NOT_INCREMENTALLY [2019-01-14 19:21:53,239 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-01-14 19:21:53,252 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-01-14 19:21:53,532 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-01-14 19:21:53,534 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-01-14 19:21:53,534 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2019-01-14 19:21:53,534 INFO L459 AbstractCegarLoop]: Interpolant automaton has 7 states [2019-01-14 19:21:53,534 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2019-01-14 19:21:53,535 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=11, Invalid=31, Unknown=0, NotChecked=0, Total=42 [2019-01-14 19:21:53,535 INFO L87 Difference]: Start difference. First operand 164 states and 171 transitions. Second operand 7 states. [2019-01-14 19:21:53,590 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-01-14 19:21:53,590 INFO L93 Difference]: Finished difference Result 173 states and 180 transitions. [2019-01-14 19:21:53,591 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2019-01-14 19:21:53,591 INFO L78 Accepts]: Start accepts. Automaton has 7 states. Word has length 40 [2019-01-14 19:21:53,592 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-01-14 19:21:53,593 INFO L225 Difference]: With dead ends: 173 [2019-01-14 19:21:53,594 INFO L226 Difference]: Without dead ends: 173 [2019-01-14 19:21:53,595 INFO L631 BasicCegarLoop]: 0 DeclaredPredicates, 8 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 6 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=15, Invalid=41, Unknown=0, NotChecked=0, Total=56 [2019-01-14 19:21:53,596 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 173 states. [2019-01-14 19:21:53,603 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 173 to 169. [2019-01-14 19:21:53,605 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 169 states. [2019-01-14 19:21:53,606 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 169 states to 169 states and 176 transitions. [2019-01-14 19:21:53,607 INFO L78 Accepts]: Start accepts. Automaton has 169 states and 176 transitions. Word has length 40 [2019-01-14 19:21:53,608 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-01-14 19:21:53,608 INFO L480 AbstractCegarLoop]: Abstraction has 169 states and 176 transitions. [2019-01-14 19:21:53,608 INFO L481 AbstractCegarLoop]: Interpolant automaton has 7 states. [2019-01-14 19:21:53,608 INFO L276 IsEmpty]: Start isEmpty. Operand 169 states and 176 transitions. [2019-01-14 19:21:53,610 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 41 [2019-01-14 19:21:53,610 INFO L394 BasicCegarLoop]: Found error trace [2019-01-14 19:21:53,610 INFO L402 BasicCegarLoop]: trace histogram [3, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-01-14 19:21:53,611 INFO L423 AbstractCegarLoop]: === Iteration 11 === [ldv_kref_initErr0REQUIRES_VIOLATION, ldv_kref_initErr1REQUIRES_VIOLATION, ldv_list_addErr1REQUIRES_VIOLATION, ldv_list_addErr0REQUIRES_VIOLATION, ldv_kobject_createErr1REQUIRES_VIOLATION, ldv_kobject_createErr0REQUIRES_VIOLATION, ldv_destroy_msgsErr4REQUIRES_VIOLATION, ldv_destroy_msgsErr3REQUIRES_VIOLATION, ldv_destroy_msgsErr2REQUIRES_VIOLATION, ldv_destroy_msgsErr1REQUIRES_VIOLATION, ldv_destroy_msgsErr0REQUIRES_VIOLATION, ldv_destroy_msgsErr5REQUIRES_VIOLATION, ldv_msg_fillErr1REQUIRES_VIOLATION, ldv_msg_fillErr0REQUIRES_VIOLATION, ldv_msg_fillErr5REQUIRES_VIOLATION, ldv_msg_fillErr3REQUIRES_VIOLATION, ldv_msg_fillErr4REQUIRES_VIOLATION, ldv_msg_fillErr2REQUIRES_VIOLATION, ldv_atomic_add_returnErr1REQUIRES_VIOLATION, ldv_atomic_add_returnErr0REQUIRES_VIOLATION, ldv_atomic_add_returnErr3REQUIRES_VIOLATION, ldv_atomic_add_returnErr2REQUIRES_VIOLATION, __ldv_list_delErr0REQUIRES_VIOLATION, __ldv_list_delErr1REQUIRES_VIOLATION, __ldv_list_delErr2REQUIRES_VIOLATION, __ldv_list_delErr3REQUIRES_VIOLATION, ldv_kobject_cleanupErr4ASSERT_VIOLATIONMEMORY_FREE, ldv_kobject_cleanupErr2ASSERT_VIOLATIONMEMORY_FREE, ldv_kobject_cleanupErr7ASSERT_VIOLATIONMEMORY_FREE, ldv_kobject_cleanupErr5ASSERT_VIOLATIONMEMORY_FREE, ldv_kobject_cleanupErr6ASSERT_VIOLATIONMEMORY_FREE, ldv_kobject_cleanupErr3ASSERT_VIOLATIONMEMORY_FREE, ldv_kobject_cleanupErr1REQUIRES_VIOLATION, ldv_kobject_cleanupErr0REQUIRES_VIOLATION, ldv_msg_freeErr7ASSERT_VIOLATIONMEMORY_FREE, ldv_msg_freeErr2ASSERT_VIOLATIONMEMORY_FREE, ldv_msg_freeErr6ASSERT_VIOLATIONMEMORY_FREE, ldv_msg_freeErr5ASSERT_VIOLATIONMEMORY_FREE, ldv_msg_freeErr4ASSERT_VIOLATIONMEMORY_FREE, ldv_msg_freeErr1REQUIRES_VIOLATION, ldv_msg_freeErr0REQUIRES_VIOLATION, ldv_msg_freeErr3ASSERT_VIOLATIONMEMORY_FREE, mainErr0ENSURES_VIOLATIONMEMORY_LEAK, LDV_INIT_LIST_HEADErr1REQUIRES_VIOLATION, LDV_INIT_LIST_HEADErr0REQUIRES_VIOLATION, LDV_INIT_LIST_HEADErr3REQUIRES_VIOLATION, LDV_INIT_LIST_HEADErr2REQUIRES_VIOLATION, ldv_list_delErr1REQUIRES_VIOLATION, ldv_list_delErr0REQUIRES_VIOLATION, ldv_list_delErr3REQUIRES_VIOLATION, ldv_list_delErr2REQUIRES_VIOLATION, __ldv_list_addErr0REQUIRES_VIOLATION, __ldv_list_addErr5REQUIRES_VIOLATION, __ldv_list_addErr6REQUIRES_VIOLATION, __ldv_list_addErr1REQUIRES_VIOLATION, __ldv_list_addErr2REQUIRES_VIOLATION, __ldv_list_addErr7REQUIRES_VIOLATION, __ldv_list_addErr3REQUIRES_VIOLATION, __ldv_list_addErr4REQUIRES_VIOLATION, ldv_dev_set_drvdataErr0REQUIRES_VIOLATION, ldv_dev_set_drvdataErr1REQUIRES_VIOLATION, ldv_atomic_sub_returnErr1REQUIRES_VIOLATION, ldv_atomic_sub_returnErr0REQUIRES_VIOLATION, ldv_atomic_sub_returnErr3REQUIRES_VIOLATION, ldv_atomic_sub_returnErr2REQUIRES_VIOLATION, ldv_list_add_tailErr0REQUIRES_VIOLATION, ldv_list_add_tailErr1REQUIRES_VIOLATION, ldv_dev_get_drvdataErr1REQUIRES_VIOLATION, ldv_dev_get_drvdataErr0REQUIRES_VIOLATION, ldv_msg_allocErr0REQUIRES_VIOLATION, ldv_msg_allocErr1REQUIRES_VIOLATION]=== [2019-01-14 19:21:53,611 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-01-14 19:21:53,611 INFO L82 PathProgramCache]: Analyzing trace with hash -21844432, now seen corresponding path program 1 times [2019-01-14 19:21:53,611 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2019-01-14 19:21:53,612 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2019-01-14 19:21:53,612 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-01-14 19:21:53,613 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-01-14 19:21:53,613 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-01-14 19:21:53,632 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-01-14 19:21:53,885 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2019-01-14 19:21:53,885 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-01-14 19:21:53,886 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [10] imperfect sequences [] total 10 [2019-01-14 19:21:53,886 INFO L459 AbstractCegarLoop]: Interpolant automaton has 11 states [2019-01-14 19:21:53,887 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 11 interpolants. [2019-01-14 19:21:53,887 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=19, Invalid=91, Unknown=0, NotChecked=0, Total=110 [2019-01-14 19:21:53,887 INFO L87 Difference]: Start difference. First operand 169 states and 176 transitions. Second operand 11 states. [2019-01-14 19:21:54,375 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-01-14 19:21:54,376 INFO L93 Difference]: Finished difference Result 167 states and 174 transitions. [2019-01-14 19:21:54,378 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2019-01-14 19:21:54,379 INFO L78 Accepts]: Start accepts. Automaton has 11 states. Word has length 40 [2019-01-14 19:21:54,379 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-01-14 19:21:54,380 INFO L225 Difference]: With dead ends: 167 [2019-01-14 19:21:54,380 INFO L226 Difference]: Without dead ends: 167 [2019-01-14 19:21:54,381 INFO L631 BasicCegarLoop]: 0 DeclaredPredicates, 13 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 12 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 3 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=31, Invalid=151, Unknown=0, NotChecked=0, Total=182 [2019-01-14 19:21:54,381 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 167 states. [2019-01-14 19:21:54,387 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 167 to 167. [2019-01-14 19:21:54,387 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 167 states. [2019-01-14 19:21:54,389 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 167 states to 167 states and 174 transitions. [2019-01-14 19:21:54,389 INFO L78 Accepts]: Start accepts. Automaton has 167 states and 174 transitions. Word has length 40 [2019-01-14 19:21:54,391 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-01-14 19:21:54,391 INFO L480 AbstractCegarLoop]: Abstraction has 167 states and 174 transitions. [2019-01-14 19:21:54,391 INFO L481 AbstractCegarLoop]: Interpolant automaton has 11 states. [2019-01-14 19:21:54,391 INFO L276 IsEmpty]: Start isEmpty. Operand 167 states and 174 transitions. [2019-01-14 19:21:54,392 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 41 [2019-01-14 19:21:54,392 INFO L394 BasicCegarLoop]: Found error trace [2019-01-14 19:21:54,392 INFO L402 BasicCegarLoop]: trace histogram [3, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-01-14 19:21:54,393 INFO L423 AbstractCegarLoop]: === Iteration 12 === [ldv_kref_initErr0REQUIRES_VIOLATION, ldv_kref_initErr1REQUIRES_VIOLATION, ldv_list_addErr1REQUIRES_VIOLATION, ldv_list_addErr0REQUIRES_VIOLATION, ldv_kobject_createErr1REQUIRES_VIOLATION, ldv_kobject_createErr0REQUIRES_VIOLATION, ldv_destroy_msgsErr4REQUIRES_VIOLATION, ldv_destroy_msgsErr3REQUIRES_VIOLATION, ldv_destroy_msgsErr2REQUIRES_VIOLATION, ldv_destroy_msgsErr1REQUIRES_VIOLATION, ldv_destroy_msgsErr0REQUIRES_VIOLATION, ldv_destroy_msgsErr5REQUIRES_VIOLATION, ldv_msg_fillErr1REQUIRES_VIOLATION, ldv_msg_fillErr0REQUIRES_VIOLATION, ldv_msg_fillErr5REQUIRES_VIOLATION, ldv_msg_fillErr3REQUIRES_VIOLATION, ldv_msg_fillErr4REQUIRES_VIOLATION, ldv_msg_fillErr2REQUIRES_VIOLATION, ldv_atomic_add_returnErr1REQUIRES_VIOLATION, ldv_atomic_add_returnErr0REQUIRES_VIOLATION, ldv_atomic_add_returnErr3REQUIRES_VIOLATION, ldv_atomic_add_returnErr2REQUIRES_VIOLATION, __ldv_list_delErr0REQUIRES_VIOLATION, __ldv_list_delErr1REQUIRES_VIOLATION, __ldv_list_delErr2REQUIRES_VIOLATION, __ldv_list_delErr3REQUIRES_VIOLATION, ldv_kobject_cleanupErr4ASSERT_VIOLATIONMEMORY_FREE, ldv_kobject_cleanupErr2ASSERT_VIOLATIONMEMORY_FREE, ldv_kobject_cleanupErr7ASSERT_VIOLATIONMEMORY_FREE, ldv_kobject_cleanupErr5ASSERT_VIOLATIONMEMORY_FREE, ldv_kobject_cleanupErr6ASSERT_VIOLATIONMEMORY_FREE, ldv_kobject_cleanupErr3ASSERT_VIOLATIONMEMORY_FREE, ldv_kobject_cleanupErr1REQUIRES_VIOLATION, ldv_kobject_cleanupErr0REQUIRES_VIOLATION, ldv_msg_freeErr7ASSERT_VIOLATIONMEMORY_FREE, ldv_msg_freeErr2ASSERT_VIOLATIONMEMORY_FREE, ldv_msg_freeErr6ASSERT_VIOLATIONMEMORY_FREE, ldv_msg_freeErr5ASSERT_VIOLATIONMEMORY_FREE, ldv_msg_freeErr4ASSERT_VIOLATIONMEMORY_FREE, ldv_msg_freeErr1REQUIRES_VIOLATION, ldv_msg_freeErr0REQUIRES_VIOLATION, ldv_msg_freeErr3ASSERT_VIOLATIONMEMORY_FREE, mainErr0ENSURES_VIOLATIONMEMORY_LEAK, LDV_INIT_LIST_HEADErr1REQUIRES_VIOLATION, LDV_INIT_LIST_HEADErr0REQUIRES_VIOLATION, LDV_INIT_LIST_HEADErr3REQUIRES_VIOLATION, LDV_INIT_LIST_HEADErr2REQUIRES_VIOLATION, ldv_list_delErr1REQUIRES_VIOLATION, ldv_list_delErr0REQUIRES_VIOLATION, ldv_list_delErr3REQUIRES_VIOLATION, ldv_list_delErr2REQUIRES_VIOLATION, __ldv_list_addErr0REQUIRES_VIOLATION, __ldv_list_addErr5REQUIRES_VIOLATION, __ldv_list_addErr6REQUIRES_VIOLATION, __ldv_list_addErr1REQUIRES_VIOLATION, __ldv_list_addErr2REQUIRES_VIOLATION, __ldv_list_addErr7REQUIRES_VIOLATION, __ldv_list_addErr3REQUIRES_VIOLATION, __ldv_list_addErr4REQUIRES_VIOLATION, ldv_dev_set_drvdataErr0REQUIRES_VIOLATION, ldv_dev_set_drvdataErr1REQUIRES_VIOLATION, ldv_atomic_sub_returnErr1REQUIRES_VIOLATION, ldv_atomic_sub_returnErr0REQUIRES_VIOLATION, ldv_atomic_sub_returnErr3REQUIRES_VIOLATION, ldv_atomic_sub_returnErr2REQUIRES_VIOLATION, ldv_list_add_tailErr0REQUIRES_VIOLATION, ldv_list_add_tailErr1REQUIRES_VIOLATION, ldv_dev_get_drvdataErr1REQUIRES_VIOLATION, ldv_dev_get_drvdataErr0REQUIRES_VIOLATION, ldv_msg_allocErr0REQUIRES_VIOLATION, ldv_msg_allocErr1REQUIRES_VIOLATION]=== [2019-01-14 19:21:54,395 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-01-14 19:21:54,395 INFO L82 PathProgramCache]: Analyzing trace with hash -21844431, now seen corresponding path program 1 times [2019-01-14 19:21:54,395 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2019-01-14 19:21:54,395 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2019-01-14 19:21:54,397 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-01-14 19:21:54,397 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-01-14 19:21:54,397 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-01-14 19:21:54,410 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-01-14 19:21:54,492 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 0 proven. 6 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-01-14 19:21:54,492 INFO L300 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2019-01-14 19:21:54,492 INFO L223 ckRefinementStrategy]: Switched to mode Z3_FP No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 4 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 4 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:12000 [2019-01-14 19:21:54,502 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-01-14 19:21:54,539 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-01-14 19:21:54,542 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2019-01-14 19:21:54,559 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 0 proven. 6 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-01-14 19:21:54,586 INFO L312 seRefinementStrategy]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2019-01-14 19:21:54,586 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [] imperfect sequences [7, 7] total 8 [2019-01-14 19:21:54,587 INFO L459 AbstractCegarLoop]: Interpolant automaton has 8 states [2019-01-14 19:21:54,587 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2019-01-14 19:21:54,587 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=23, Invalid=33, Unknown=0, NotChecked=0, Total=56 [2019-01-14 19:21:54,587 INFO L87 Difference]: Start difference. First operand 167 states and 174 transitions. Second operand 8 states. [2019-01-14 19:21:54,623 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-01-14 19:21:54,623 INFO L93 Difference]: Finished difference Result 170 states and 177 transitions. [2019-01-14 19:21:54,624 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2019-01-14 19:21:54,624 INFO L78 Accepts]: Start accepts. Automaton has 8 states. Word has length 40 [2019-01-14 19:21:54,624 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-01-14 19:21:54,625 INFO L225 Difference]: With dead ends: 170 [2019-01-14 19:21:54,625 INFO L226 Difference]: Without dead ends: 168 [2019-01-14 19:21:54,625 INFO L631 BasicCegarLoop]: 0 DeclaredPredicates, 47 GetRequests, 40 SyntacticMatches, 0 SemanticMatches, 7 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 8 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=27, Invalid=45, Unknown=0, NotChecked=0, Total=72 [2019-01-14 19:21:54,626 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 168 states. [2019-01-14 19:21:54,630 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 168 to 168. [2019-01-14 19:21:54,630 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 168 states. [2019-01-14 19:21:54,632 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 168 states to 168 states and 175 transitions. [2019-01-14 19:21:54,632 INFO L78 Accepts]: Start accepts. Automaton has 168 states and 175 transitions. Word has length 40 [2019-01-14 19:21:54,633 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-01-14 19:21:54,633 INFO L480 AbstractCegarLoop]: Abstraction has 168 states and 175 transitions. [2019-01-14 19:21:54,633 INFO L481 AbstractCegarLoop]: Interpolant automaton has 8 states. [2019-01-14 19:21:54,633 INFO L276 IsEmpty]: Start isEmpty. Operand 168 states and 175 transitions. [2019-01-14 19:21:54,634 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 39 [2019-01-14 19:21:54,634 INFO L394 BasicCegarLoop]: Found error trace [2019-01-14 19:21:54,634 INFO L402 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-01-14 19:21:54,634 INFO L423 AbstractCegarLoop]: === Iteration 13 === [ldv_kref_initErr0REQUIRES_VIOLATION, ldv_kref_initErr1REQUIRES_VIOLATION, ldv_list_addErr1REQUIRES_VIOLATION, ldv_list_addErr0REQUIRES_VIOLATION, ldv_kobject_createErr1REQUIRES_VIOLATION, ldv_kobject_createErr0REQUIRES_VIOLATION, ldv_destroy_msgsErr4REQUIRES_VIOLATION, ldv_destroy_msgsErr3REQUIRES_VIOLATION, ldv_destroy_msgsErr2REQUIRES_VIOLATION, ldv_destroy_msgsErr1REQUIRES_VIOLATION, ldv_destroy_msgsErr0REQUIRES_VIOLATION, ldv_destroy_msgsErr5REQUIRES_VIOLATION, ldv_msg_fillErr1REQUIRES_VIOLATION, ldv_msg_fillErr0REQUIRES_VIOLATION, ldv_msg_fillErr5REQUIRES_VIOLATION, ldv_msg_fillErr3REQUIRES_VIOLATION, ldv_msg_fillErr4REQUIRES_VIOLATION, ldv_msg_fillErr2REQUIRES_VIOLATION, ldv_atomic_add_returnErr1REQUIRES_VIOLATION, ldv_atomic_add_returnErr0REQUIRES_VIOLATION, ldv_atomic_add_returnErr3REQUIRES_VIOLATION, ldv_atomic_add_returnErr2REQUIRES_VIOLATION, __ldv_list_delErr0REQUIRES_VIOLATION, __ldv_list_delErr1REQUIRES_VIOLATION, __ldv_list_delErr2REQUIRES_VIOLATION, __ldv_list_delErr3REQUIRES_VIOLATION, ldv_kobject_cleanupErr4ASSERT_VIOLATIONMEMORY_FREE, ldv_kobject_cleanupErr2ASSERT_VIOLATIONMEMORY_FREE, ldv_kobject_cleanupErr7ASSERT_VIOLATIONMEMORY_FREE, ldv_kobject_cleanupErr5ASSERT_VIOLATIONMEMORY_FREE, ldv_kobject_cleanupErr6ASSERT_VIOLATIONMEMORY_FREE, ldv_kobject_cleanupErr3ASSERT_VIOLATIONMEMORY_FREE, ldv_kobject_cleanupErr1REQUIRES_VIOLATION, ldv_kobject_cleanupErr0REQUIRES_VIOLATION, ldv_msg_freeErr7ASSERT_VIOLATIONMEMORY_FREE, ldv_msg_freeErr2ASSERT_VIOLATIONMEMORY_FREE, ldv_msg_freeErr6ASSERT_VIOLATIONMEMORY_FREE, ldv_msg_freeErr5ASSERT_VIOLATIONMEMORY_FREE, ldv_msg_freeErr4ASSERT_VIOLATIONMEMORY_FREE, ldv_msg_freeErr1REQUIRES_VIOLATION, ldv_msg_freeErr0REQUIRES_VIOLATION, ldv_msg_freeErr3ASSERT_VIOLATIONMEMORY_FREE, mainErr0ENSURES_VIOLATIONMEMORY_LEAK, LDV_INIT_LIST_HEADErr1REQUIRES_VIOLATION, LDV_INIT_LIST_HEADErr0REQUIRES_VIOLATION, LDV_INIT_LIST_HEADErr3REQUIRES_VIOLATION, LDV_INIT_LIST_HEADErr2REQUIRES_VIOLATION, ldv_list_delErr1REQUIRES_VIOLATION, ldv_list_delErr0REQUIRES_VIOLATION, ldv_list_delErr3REQUIRES_VIOLATION, ldv_list_delErr2REQUIRES_VIOLATION, __ldv_list_addErr0REQUIRES_VIOLATION, __ldv_list_addErr5REQUIRES_VIOLATION, __ldv_list_addErr6REQUIRES_VIOLATION, __ldv_list_addErr1REQUIRES_VIOLATION, __ldv_list_addErr2REQUIRES_VIOLATION, __ldv_list_addErr7REQUIRES_VIOLATION, __ldv_list_addErr3REQUIRES_VIOLATION, __ldv_list_addErr4REQUIRES_VIOLATION, ldv_dev_set_drvdataErr0REQUIRES_VIOLATION, ldv_dev_set_drvdataErr1REQUIRES_VIOLATION, ldv_atomic_sub_returnErr1REQUIRES_VIOLATION, ldv_atomic_sub_returnErr0REQUIRES_VIOLATION, ldv_atomic_sub_returnErr3REQUIRES_VIOLATION, ldv_atomic_sub_returnErr2REQUIRES_VIOLATION, ldv_list_add_tailErr0REQUIRES_VIOLATION, ldv_list_add_tailErr1REQUIRES_VIOLATION, ldv_dev_get_drvdataErr1REQUIRES_VIOLATION, ldv_dev_get_drvdataErr0REQUIRES_VIOLATION, ldv_msg_allocErr0REQUIRES_VIOLATION, ldv_msg_allocErr1REQUIRES_VIOLATION]=== [2019-01-14 19:21:54,635 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-01-14 19:21:54,635 INFO L82 PathProgramCache]: Analyzing trace with hash 2062041789, now seen corresponding path program 1 times [2019-01-14 19:21:54,635 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2019-01-14 19:21:54,635 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2019-01-14 19:21:54,641 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-01-14 19:21:54,641 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-01-14 19:21:54,641 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-01-14 19:21:54,648 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-01-14 19:21:54,704 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-01-14 19:21:54,705 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-01-14 19:21:54,705 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2019-01-14 19:21:54,705 INFO L459 AbstractCegarLoop]: Interpolant automaton has 3 states [2019-01-14 19:21:54,705 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2019-01-14 19:21:54,705 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2019-01-14 19:21:54,706 INFO L87 Difference]: Start difference. First operand 168 states and 175 transitions. Second operand 3 states. [2019-01-14 19:21:54,894 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-01-14 19:21:54,894 INFO L93 Difference]: Finished difference Result 179 states and 185 transitions. [2019-01-14 19:21:54,896 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2019-01-14 19:21:54,896 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 38 [2019-01-14 19:21:54,897 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-01-14 19:21:54,898 INFO L225 Difference]: With dead ends: 179 [2019-01-14 19:21:54,898 INFO L226 Difference]: Without dead ends: 153 [2019-01-14 19:21:54,899 INFO L631 BasicCegarLoop]: 0 DeclaredPredicates, 10 GetRequests, 9 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2019-01-14 19:21:54,899 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 153 states. [2019-01-14 19:21:54,904 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 153 to 145. [2019-01-14 19:21:54,904 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 145 states. [2019-01-14 19:21:54,905 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 145 states to 145 states and 151 transitions. [2019-01-14 19:21:54,905 INFO L78 Accepts]: Start accepts. Automaton has 145 states and 151 transitions. Word has length 38 [2019-01-14 19:21:54,905 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-01-14 19:21:54,905 INFO L480 AbstractCegarLoop]: Abstraction has 145 states and 151 transitions. [2019-01-14 19:21:54,905 INFO L481 AbstractCegarLoop]: Interpolant automaton has 3 states. [2019-01-14 19:21:54,905 INFO L276 IsEmpty]: Start isEmpty. Operand 145 states and 151 transitions. [2019-01-14 19:21:54,908 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 42 [2019-01-14 19:21:54,908 INFO L394 BasicCegarLoop]: Found error trace [2019-01-14 19:21:54,908 INFO L402 BasicCegarLoop]: trace histogram [4, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-01-14 19:21:54,910 INFO L423 AbstractCegarLoop]: === Iteration 14 === [ldv_kref_initErr0REQUIRES_VIOLATION, ldv_kref_initErr1REQUIRES_VIOLATION, ldv_list_addErr1REQUIRES_VIOLATION, ldv_list_addErr0REQUIRES_VIOLATION, ldv_kobject_createErr1REQUIRES_VIOLATION, ldv_kobject_createErr0REQUIRES_VIOLATION, ldv_destroy_msgsErr4REQUIRES_VIOLATION, ldv_destroy_msgsErr3REQUIRES_VIOLATION, ldv_destroy_msgsErr2REQUIRES_VIOLATION, ldv_destroy_msgsErr1REQUIRES_VIOLATION, ldv_destroy_msgsErr0REQUIRES_VIOLATION, ldv_destroy_msgsErr5REQUIRES_VIOLATION, ldv_msg_fillErr1REQUIRES_VIOLATION, ldv_msg_fillErr0REQUIRES_VIOLATION, ldv_msg_fillErr5REQUIRES_VIOLATION, ldv_msg_fillErr3REQUIRES_VIOLATION, ldv_msg_fillErr4REQUIRES_VIOLATION, ldv_msg_fillErr2REQUIRES_VIOLATION, ldv_atomic_add_returnErr1REQUIRES_VIOLATION, ldv_atomic_add_returnErr0REQUIRES_VIOLATION, ldv_atomic_add_returnErr3REQUIRES_VIOLATION, ldv_atomic_add_returnErr2REQUIRES_VIOLATION, __ldv_list_delErr0REQUIRES_VIOLATION, __ldv_list_delErr1REQUIRES_VIOLATION, __ldv_list_delErr2REQUIRES_VIOLATION, __ldv_list_delErr3REQUIRES_VIOLATION, ldv_kobject_cleanupErr4ASSERT_VIOLATIONMEMORY_FREE, ldv_kobject_cleanupErr2ASSERT_VIOLATIONMEMORY_FREE, ldv_kobject_cleanupErr7ASSERT_VIOLATIONMEMORY_FREE, ldv_kobject_cleanupErr5ASSERT_VIOLATIONMEMORY_FREE, ldv_kobject_cleanupErr6ASSERT_VIOLATIONMEMORY_FREE, ldv_kobject_cleanupErr3ASSERT_VIOLATIONMEMORY_FREE, ldv_kobject_cleanupErr1REQUIRES_VIOLATION, ldv_kobject_cleanupErr0REQUIRES_VIOLATION, ldv_msg_freeErr7ASSERT_VIOLATIONMEMORY_FREE, ldv_msg_freeErr2ASSERT_VIOLATIONMEMORY_FREE, ldv_msg_freeErr6ASSERT_VIOLATIONMEMORY_FREE, ldv_msg_freeErr5ASSERT_VIOLATIONMEMORY_FREE, ldv_msg_freeErr4ASSERT_VIOLATIONMEMORY_FREE, ldv_msg_freeErr1REQUIRES_VIOLATION, ldv_msg_freeErr0REQUIRES_VIOLATION, ldv_msg_freeErr3ASSERT_VIOLATIONMEMORY_FREE, mainErr0ENSURES_VIOLATIONMEMORY_LEAK, LDV_INIT_LIST_HEADErr1REQUIRES_VIOLATION, LDV_INIT_LIST_HEADErr0REQUIRES_VIOLATION, LDV_INIT_LIST_HEADErr3REQUIRES_VIOLATION, LDV_INIT_LIST_HEADErr2REQUIRES_VIOLATION, ldv_list_delErr1REQUIRES_VIOLATION, ldv_list_delErr0REQUIRES_VIOLATION, ldv_list_delErr3REQUIRES_VIOLATION, ldv_list_delErr2REQUIRES_VIOLATION, __ldv_list_addErr0REQUIRES_VIOLATION, __ldv_list_addErr5REQUIRES_VIOLATION, __ldv_list_addErr6REQUIRES_VIOLATION, __ldv_list_addErr1REQUIRES_VIOLATION, __ldv_list_addErr2REQUIRES_VIOLATION, __ldv_list_addErr7REQUIRES_VIOLATION, __ldv_list_addErr3REQUIRES_VIOLATION, __ldv_list_addErr4REQUIRES_VIOLATION, ldv_dev_set_drvdataErr0REQUIRES_VIOLATION, ldv_dev_set_drvdataErr1REQUIRES_VIOLATION, ldv_atomic_sub_returnErr1REQUIRES_VIOLATION, ldv_atomic_sub_returnErr0REQUIRES_VIOLATION, ldv_atomic_sub_returnErr3REQUIRES_VIOLATION, ldv_atomic_sub_returnErr2REQUIRES_VIOLATION, ldv_list_add_tailErr0REQUIRES_VIOLATION, ldv_list_add_tailErr1REQUIRES_VIOLATION, ldv_dev_get_drvdataErr1REQUIRES_VIOLATION, ldv_dev_get_drvdataErr0REQUIRES_VIOLATION, ldv_msg_allocErr0REQUIRES_VIOLATION, ldv_msg_allocErr1REQUIRES_VIOLATION]=== [2019-01-14 19:21:54,910 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-01-14 19:21:54,910 INFO L82 PathProgramCache]: Analyzing trace with hash -1009310438, now seen corresponding path program 2 times [2019-01-14 19:21:54,910 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2019-01-14 19:21:54,910 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2019-01-14 19:21:54,911 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-01-14 19:21:54,911 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-01-14 19:21:54,912 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-01-14 19:21:54,927 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-01-14 19:21:55,141 INFO L134 CoverageAnalysis]: Checked inductivity of 10 backedges. 0 proven. 10 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-01-14 19:21:55,141 INFO L300 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2019-01-14 19:21:55,141 INFO L223 ckRefinementStrategy]: Switched to mode Z3_FP No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 5 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 5 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:12000 [2019-01-14 19:21:55,156 INFO L103 rtionOrderModulation]: Keeping assertion order OUTSIDE_LOOP_FIRST1 [2019-01-14 19:21:55,196 INFO L249 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST1 issued 1 check-sat command(s) [2019-01-14 19:21:55,196 INFO L250 tOrderPrioritization]: Conjunction of SSA is unsat [2019-01-14 19:21:55,201 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2019-01-14 19:21:55,701 INFO L134 CoverageAnalysis]: Checked inductivity of 10 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 10 trivial. 0 not checked. [2019-01-14 19:21:55,728 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 1 imperfect interpolant sequences. [2019-01-14 19:21:55,728 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [13] imperfect sequences [8] total 20 [2019-01-14 19:21:55,728 INFO L459 AbstractCegarLoop]: Interpolant automaton has 20 states [2019-01-14 19:21:55,729 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 20 interpolants. [2019-01-14 19:21:55,729 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=55, Invalid=325, Unknown=0, NotChecked=0, Total=380 [2019-01-14 19:21:55,730 INFO L87 Difference]: Start difference. First operand 145 states and 151 transitions. Second operand 20 states. [2019-01-14 19:21:56,947 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-01-14 19:21:56,947 INFO L93 Difference]: Finished difference Result 146 states and 152 transitions. [2019-01-14 19:21:56,948 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2019-01-14 19:21:56,948 INFO L78 Accepts]: Start accepts. Automaton has 20 states. Word has length 41 [2019-01-14 19:21:56,949 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-01-14 19:21:56,950 INFO L225 Difference]: With dead ends: 146 [2019-01-14 19:21:56,950 INFO L226 Difference]: Without dead ends: 144 [2019-01-14 19:21:56,951 INFO L631 BasicCegarLoop]: 0 DeclaredPredicates, 57 GetRequests, 29 SyntacticMatches, 1 SemanticMatches, 27 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 124 ImplicationChecksByTransitivity, 0.9s TimeCoverageRelationStatistics Valid=116, Invalid=696, Unknown=0, NotChecked=0, Total=812 [2019-01-14 19:21:56,952 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 144 states. [2019-01-14 19:21:56,956 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 144 to 144. [2019-01-14 19:21:56,956 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 144 states. [2019-01-14 19:21:56,957 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 144 states to 144 states and 150 transitions. [2019-01-14 19:21:56,958 INFO L78 Accepts]: Start accepts. Automaton has 144 states and 150 transitions. Word has length 41 [2019-01-14 19:21:56,959 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-01-14 19:21:56,959 INFO L480 AbstractCegarLoop]: Abstraction has 144 states and 150 transitions. [2019-01-14 19:21:56,959 INFO L481 AbstractCegarLoop]: Interpolant automaton has 20 states. [2019-01-14 19:21:56,960 INFO L276 IsEmpty]: Start isEmpty. Operand 144 states and 150 transitions. [2019-01-14 19:21:56,961 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 48 [2019-01-14 19:21:56,961 INFO L394 BasicCegarLoop]: Found error trace [2019-01-14 19:21:56,961 INFO L402 BasicCegarLoop]: trace histogram [5, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-01-14 19:21:56,962 INFO L423 AbstractCegarLoop]: === Iteration 15 === [ldv_kref_initErr0REQUIRES_VIOLATION, ldv_kref_initErr1REQUIRES_VIOLATION, ldv_list_addErr1REQUIRES_VIOLATION, ldv_list_addErr0REQUIRES_VIOLATION, ldv_kobject_createErr1REQUIRES_VIOLATION, ldv_kobject_createErr0REQUIRES_VIOLATION, ldv_destroy_msgsErr4REQUIRES_VIOLATION, ldv_destroy_msgsErr3REQUIRES_VIOLATION, ldv_destroy_msgsErr2REQUIRES_VIOLATION, ldv_destroy_msgsErr1REQUIRES_VIOLATION, ldv_destroy_msgsErr0REQUIRES_VIOLATION, ldv_destroy_msgsErr5REQUIRES_VIOLATION, ldv_msg_fillErr1REQUIRES_VIOLATION, ldv_msg_fillErr0REQUIRES_VIOLATION, ldv_msg_fillErr5REQUIRES_VIOLATION, ldv_msg_fillErr3REQUIRES_VIOLATION, ldv_msg_fillErr4REQUIRES_VIOLATION, ldv_msg_fillErr2REQUIRES_VIOLATION, ldv_atomic_add_returnErr1REQUIRES_VIOLATION, ldv_atomic_add_returnErr0REQUIRES_VIOLATION, ldv_atomic_add_returnErr3REQUIRES_VIOLATION, ldv_atomic_add_returnErr2REQUIRES_VIOLATION, __ldv_list_delErr0REQUIRES_VIOLATION, __ldv_list_delErr1REQUIRES_VIOLATION, __ldv_list_delErr2REQUIRES_VIOLATION, __ldv_list_delErr3REQUIRES_VIOLATION, ldv_kobject_cleanupErr4ASSERT_VIOLATIONMEMORY_FREE, ldv_kobject_cleanupErr2ASSERT_VIOLATIONMEMORY_FREE, ldv_kobject_cleanupErr7ASSERT_VIOLATIONMEMORY_FREE, ldv_kobject_cleanupErr5ASSERT_VIOLATIONMEMORY_FREE, ldv_kobject_cleanupErr6ASSERT_VIOLATIONMEMORY_FREE, ldv_kobject_cleanupErr3ASSERT_VIOLATIONMEMORY_FREE, ldv_kobject_cleanupErr1REQUIRES_VIOLATION, ldv_kobject_cleanupErr0REQUIRES_VIOLATION, ldv_msg_freeErr7ASSERT_VIOLATIONMEMORY_FREE, ldv_msg_freeErr2ASSERT_VIOLATIONMEMORY_FREE, ldv_msg_freeErr6ASSERT_VIOLATIONMEMORY_FREE, ldv_msg_freeErr5ASSERT_VIOLATIONMEMORY_FREE, ldv_msg_freeErr4ASSERT_VIOLATIONMEMORY_FREE, ldv_msg_freeErr1REQUIRES_VIOLATION, ldv_msg_freeErr0REQUIRES_VIOLATION, ldv_msg_freeErr3ASSERT_VIOLATIONMEMORY_FREE, mainErr0ENSURES_VIOLATIONMEMORY_LEAK, LDV_INIT_LIST_HEADErr1REQUIRES_VIOLATION, LDV_INIT_LIST_HEADErr0REQUIRES_VIOLATION, LDV_INIT_LIST_HEADErr3REQUIRES_VIOLATION, LDV_INIT_LIST_HEADErr2REQUIRES_VIOLATION, ldv_list_delErr1REQUIRES_VIOLATION, ldv_list_delErr0REQUIRES_VIOLATION, ldv_list_delErr3REQUIRES_VIOLATION, ldv_list_delErr2REQUIRES_VIOLATION, __ldv_list_addErr0REQUIRES_VIOLATION, __ldv_list_addErr5REQUIRES_VIOLATION, __ldv_list_addErr6REQUIRES_VIOLATION, __ldv_list_addErr1REQUIRES_VIOLATION, __ldv_list_addErr2REQUIRES_VIOLATION, __ldv_list_addErr7REQUIRES_VIOLATION, __ldv_list_addErr3REQUIRES_VIOLATION, __ldv_list_addErr4REQUIRES_VIOLATION, ldv_dev_set_drvdataErr0REQUIRES_VIOLATION, ldv_dev_set_drvdataErr1REQUIRES_VIOLATION, ldv_atomic_sub_returnErr1REQUIRES_VIOLATION, ldv_atomic_sub_returnErr0REQUIRES_VIOLATION, ldv_atomic_sub_returnErr3REQUIRES_VIOLATION, ldv_atomic_sub_returnErr2REQUIRES_VIOLATION, ldv_list_add_tailErr0REQUIRES_VIOLATION, ldv_list_add_tailErr1REQUIRES_VIOLATION, ldv_dev_get_drvdataErr1REQUIRES_VIOLATION, ldv_dev_get_drvdataErr0REQUIRES_VIOLATION, ldv_msg_allocErr0REQUIRES_VIOLATION, ldv_msg_allocErr1REQUIRES_VIOLATION]=== [2019-01-14 19:21:56,962 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-01-14 19:21:56,962 INFO L82 PathProgramCache]: Analyzing trace with hash -620424355, now seen corresponding path program 1 times [2019-01-14 19:21:56,962 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2019-01-14 19:21:56,963 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2019-01-14 19:21:56,964 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-01-14 19:21:56,968 INFO L101 rtionOrderModulation]: Changing assertion order to NOT_INCREMENTALLY [2019-01-14 19:21:56,968 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-01-14 19:21:56,978 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-01-14 19:21:57,070 INFO L134 CoverageAnalysis]: Checked inductivity of 15 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 15 trivial. 0 not checked. [2019-01-14 19:21:57,071 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-01-14 19:21:57,071 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2019-01-14 19:21:57,071 INFO L459 AbstractCegarLoop]: Interpolant automaton has 7 states [2019-01-14 19:21:57,071 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2019-01-14 19:21:57,072 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=11, Invalid=31, Unknown=0, NotChecked=0, Total=42 [2019-01-14 19:21:57,072 INFO L87 Difference]: Start difference. First operand 144 states and 150 transitions. Second operand 7 states. [2019-01-14 19:21:57,113 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-01-14 19:21:57,113 INFO L93 Difference]: Finished difference Result 146 states and 151 transitions. [2019-01-14 19:21:57,115 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2019-01-14 19:21:57,115 INFO L78 Accepts]: Start accepts. Automaton has 7 states. Word has length 47 [2019-01-14 19:21:57,115 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-01-14 19:21:57,117 INFO L225 Difference]: With dead ends: 146 [2019-01-14 19:21:57,117 INFO L226 Difference]: Without dead ends: 144 [2019-01-14 19:21:57,118 INFO L631 BasicCegarLoop]: 0 DeclaredPredicates, 8 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 6 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=15, Invalid=41, Unknown=0, NotChecked=0, Total=56 [2019-01-14 19:21:57,118 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 144 states. [2019-01-14 19:21:57,125 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 144 to 144. [2019-01-14 19:21:57,129 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 144 states. [2019-01-14 19:21:57,130 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 144 states to 144 states and 149 transitions. [2019-01-14 19:21:57,130 INFO L78 Accepts]: Start accepts. Automaton has 144 states and 149 transitions. Word has length 47 [2019-01-14 19:21:57,130 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-01-14 19:21:57,131 INFO L480 AbstractCegarLoop]: Abstraction has 144 states and 149 transitions. [2019-01-14 19:21:57,131 INFO L481 AbstractCegarLoop]: Interpolant automaton has 7 states. [2019-01-14 19:21:57,131 INFO L276 IsEmpty]: Start isEmpty. Operand 144 states and 149 transitions. [2019-01-14 19:21:57,131 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 53 [2019-01-14 19:21:57,131 INFO L394 BasicCegarLoop]: Found error trace [2019-01-14 19:21:57,131 INFO L402 BasicCegarLoop]: trace histogram [5, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-01-14 19:21:57,132 INFO L423 AbstractCegarLoop]: === Iteration 16 === [ldv_kref_initErr0REQUIRES_VIOLATION, ldv_kref_initErr1REQUIRES_VIOLATION, ldv_list_addErr1REQUIRES_VIOLATION, ldv_list_addErr0REQUIRES_VIOLATION, ldv_kobject_createErr1REQUIRES_VIOLATION, ldv_kobject_createErr0REQUIRES_VIOLATION, ldv_destroy_msgsErr4REQUIRES_VIOLATION, ldv_destroy_msgsErr3REQUIRES_VIOLATION, ldv_destroy_msgsErr2REQUIRES_VIOLATION, ldv_destroy_msgsErr1REQUIRES_VIOLATION, ldv_destroy_msgsErr0REQUIRES_VIOLATION, ldv_destroy_msgsErr5REQUIRES_VIOLATION, ldv_msg_fillErr1REQUIRES_VIOLATION, ldv_msg_fillErr0REQUIRES_VIOLATION, ldv_msg_fillErr5REQUIRES_VIOLATION, ldv_msg_fillErr3REQUIRES_VIOLATION, ldv_msg_fillErr4REQUIRES_VIOLATION, ldv_msg_fillErr2REQUIRES_VIOLATION, ldv_atomic_add_returnErr1REQUIRES_VIOLATION, ldv_atomic_add_returnErr0REQUIRES_VIOLATION, ldv_atomic_add_returnErr3REQUIRES_VIOLATION, ldv_atomic_add_returnErr2REQUIRES_VIOLATION, __ldv_list_delErr0REQUIRES_VIOLATION, __ldv_list_delErr1REQUIRES_VIOLATION, __ldv_list_delErr2REQUIRES_VIOLATION, __ldv_list_delErr3REQUIRES_VIOLATION, ldv_kobject_cleanupErr4ASSERT_VIOLATIONMEMORY_FREE, ldv_kobject_cleanupErr2ASSERT_VIOLATIONMEMORY_FREE, ldv_kobject_cleanupErr7ASSERT_VIOLATIONMEMORY_FREE, ldv_kobject_cleanupErr5ASSERT_VIOLATIONMEMORY_FREE, ldv_kobject_cleanupErr6ASSERT_VIOLATIONMEMORY_FREE, ldv_kobject_cleanupErr3ASSERT_VIOLATIONMEMORY_FREE, ldv_kobject_cleanupErr1REQUIRES_VIOLATION, ldv_kobject_cleanupErr0REQUIRES_VIOLATION, ldv_msg_freeErr7ASSERT_VIOLATIONMEMORY_FREE, ldv_msg_freeErr2ASSERT_VIOLATIONMEMORY_FREE, ldv_msg_freeErr6ASSERT_VIOLATIONMEMORY_FREE, ldv_msg_freeErr5ASSERT_VIOLATIONMEMORY_FREE, ldv_msg_freeErr4ASSERT_VIOLATIONMEMORY_FREE, ldv_msg_freeErr1REQUIRES_VIOLATION, ldv_msg_freeErr0REQUIRES_VIOLATION, ldv_msg_freeErr3ASSERT_VIOLATIONMEMORY_FREE, mainErr0ENSURES_VIOLATIONMEMORY_LEAK, LDV_INIT_LIST_HEADErr1REQUIRES_VIOLATION, LDV_INIT_LIST_HEADErr0REQUIRES_VIOLATION, LDV_INIT_LIST_HEADErr3REQUIRES_VIOLATION, LDV_INIT_LIST_HEADErr2REQUIRES_VIOLATION, ldv_list_delErr1REQUIRES_VIOLATION, ldv_list_delErr0REQUIRES_VIOLATION, ldv_list_delErr3REQUIRES_VIOLATION, ldv_list_delErr2REQUIRES_VIOLATION, __ldv_list_addErr0REQUIRES_VIOLATION, __ldv_list_addErr5REQUIRES_VIOLATION, __ldv_list_addErr6REQUIRES_VIOLATION, __ldv_list_addErr1REQUIRES_VIOLATION, __ldv_list_addErr2REQUIRES_VIOLATION, __ldv_list_addErr7REQUIRES_VIOLATION, __ldv_list_addErr3REQUIRES_VIOLATION, __ldv_list_addErr4REQUIRES_VIOLATION, ldv_dev_set_drvdataErr0REQUIRES_VIOLATION, ldv_dev_set_drvdataErr1REQUIRES_VIOLATION, ldv_atomic_sub_returnErr1REQUIRES_VIOLATION, ldv_atomic_sub_returnErr0REQUIRES_VIOLATION, ldv_atomic_sub_returnErr3REQUIRES_VIOLATION, ldv_atomic_sub_returnErr2REQUIRES_VIOLATION, ldv_list_add_tailErr0REQUIRES_VIOLATION, ldv_list_add_tailErr1REQUIRES_VIOLATION, ldv_dev_get_drvdataErr1REQUIRES_VIOLATION, ldv_dev_get_drvdataErr0REQUIRES_VIOLATION, ldv_msg_allocErr0REQUIRES_VIOLATION, ldv_msg_allocErr1REQUIRES_VIOLATION]=== [2019-01-14 19:21:57,132 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-01-14 19:21:57,132 INFO L82 PathProgramCache]: Analyzing trace with hash -812723842, now seen corresponding path program 1 times [2019-01-14 19:21:57,132 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2019-01-14 19:21:57,132 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2019-01-14 19:21:57,138 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-01-14 19:21:57,139 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-01-14 19:21:57,139 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-01-14 19:21:57,149 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-01-14 19:21:57,303 INFO L134 CoverageAnalysis]: Checked inductivity of 15 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 15 trivial. 0 not checked. [2019-01-14 19:21:57,304 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-01-14 19:21:57,304 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [9] imperfect sequences [] total 9 [2019-01-14 19:21:57,304 INFO L459 AbstractCegarLoop]: Interpolant automaton has 9 states [2019-01-14 19:21:57,304 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2019-01-14 19:21:57,304 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=15, Invalid=57, Unknown=0, NotChecked=0, Total=72 [2019-01-14 19:21:57,305 INFO L87 Difference]: Start difference. First operand 144 states and 149 transitions. Second operand 9 states. [2019-01-14 19:21:57,387 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-01-14 19:21:57,387 INFO L93 Difference]: Finished difference Result 148 states and 152 transitions. [2019-01-14 19:21:57,388 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2019-01-14 19:21:57,388 INFO L78 Accepts]: Start accepts. Automaton has 9 states. Word has length 52 [2019-01-14 19:21:57,388 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-01-14 19:21:57,389 INFO L225 Difference]: With dead ends: 148 [2019-01-14 19:21:57,390 INFO L226 Difference]: Without dead ends: 144 [2019-01-14 19:21:57,390 INFO L631 BasicCegarLoop]: 0 DeclaredPredicates, 11 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 9 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=23, Invalid=87, Unknown=0, NotChecked=0, Total=110 [2019-01-14 19:21:57,392 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 144 states. [2019-01-14 19:21:57,395 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 144 to 144. [2019-01-14 19:21:57,396 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 144 states. [2019-01-14 19:21:57,396 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 144 states to 144 states and 148 transitions. [2019-01-14 19:21:57,397 INFO L78 Accepts]: Start accepts. Automaton has 144 states and 148 transitions. Word has length 52 [2019-01-14 19:21:57,398 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-01-14 19:21:57,399 INFO L480 AbstractCegarLoop]: Abstraction has 144 states and 148 transitions. [2019-01-14 19:21:57,399 INFO L481 AbstractCegarLoop]: Interpolant automaton has 9 states. [2019-01-14 19:21:57,399 INFO L276 IsEmpty]: Start isEmpty. Operand 144 states and 148 transitions. [2019-01-14 19:21:57,399 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 64 [2019-01-14 19:21:57,400 INFO L394 BasicCegarLoop]: Found error trace [2019-01-14 19:21:57,401 INFO L402 BasicCegarLoop]: trace histogram [5, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-01-14 19:21:57,402 INFO L423 AbstractCegarLoop]: === Iteration 17 === [ldv_kref_initErr0REQUIRES_VIOLATION, ldv_kref_initErr1REQUIRES_VIOLATION, ldv_list_addErr1REQUIRES_VIOLATION, ldv_list_addErr0REQUIRES_VIOLATION, ldv_kobject_createErr1REQUIRES_VIOLATION, ldv_kobject_createErr0REQUIRES_VIOLATION, ldv_destroy_msgsErr4REQUIRES_VIOLATION, ldv_destroy_msgsErr3REQUIRES_VIOLATION, ldv_destroy_msgsErr2REQUIRES_VIOLATION, ldv_destroy_msgsErr1REQUIRES_VIOLATION, ldv_destroy_msgsErr0REQUIRES_VIOLATION, ldv_destroy_msgsErr5REQUIRES_VIOLATION, ldv_msg_fillErr1REQUIRES_VIOLATION, ldv_msg_fillErr0REQUIRES_VIOLATION, ldv_msg_fillErr5REQUIRES_VIOLATION, ldv_msg_fillErr3REQUIRES_VIOLATION, ldv_msg_fillErr4REQUIRES_VIOLATION, ldv_msg_fillErr2REQUIRES_VIOLATION, ldv_atomic_add_returnErr1REQUIRES_VIOLATION, ldv_atomic_add_returnErr0REQUIRES_VIOLATION, ldv_atomic_add_returnErr3REQUIRES_VIOLATION, ldv_atomic_add_returnErr2REQUIRES_VIOLATION, __ldv_list_delErr0REQUIRES_VIOLATION, __ldv_list_delErr1REQUIRES_VIOLATION, __ldv_list_delErr2REQUIRES_VIOLATION, __ldv_list_delErr3REQUIRES_VIOLATION, ldv_kobject_cleanupErr4ASSERT_VIOLATIONMEMORY_FREE, ldv_kobject_cleanupErr2ASSERT_VIOLATIONMEMORY_FREE, ldv_kobject_cleanupErr7ASSERT_VIOLATIONMEMORY_FREE, ldv_kobject_cleanupErr5ASSERT_VIOLATIONMEMORY_FREE, ldv_kobject_cleanupErr6ASSERT_VIOLATIONMEMORY_FREE, ldv_kobject_cleanupErr3ASSERT_VIOLATIONMEMORY_FREE, ldv_kobject_cleanupErr1REQUIRES_VIOLATION, ldv_kobject_cleanupErr0REQUIRES_VIOLATION, ldv_msg_freeErr7ASSERT_VIOLATIONMEMORY_FREE, ldv_msg_freeErr2ASSERT_VIOLATIONMEMORY_FREE, ldv_msg_freeErr6ASSERT_VIOLATIONMEMORY_FREE, ldv_msg_freeErr5ASSERT_VIOLATIONMEMORY_FREE, ldv_msg_freeErr4ASSERT_VIOLATIONMEMORY_FREE, ldv_msg_freeErr1REQUIRES_VIOLATION, ldv_msg_freeErr0REQUIRES_VIOLATION, ldv_msg_freeErr3ASSERT_VIOLATIONMEMORY_FREE, mainErr0ENSURES_VIOLATIONMEMORY_LEAK, LDV_INIT_LIST_HEADErr1REQUIRES_VIOLATION, LDV_INIT_LIST_HEADErr0REQUIRES_VIOLATION, LDV_INIT_LIST_HEADErr3REQUIRES_VIOLATION, LDV_INIT_LIST_HEADErr2REQUIRES_VIOLATION, ldv_list_delErr1REQUIRES_VIOLATION, ldv_list_delErr0REQUIRES_VIOLATION, ldv_list_delErr3REQUIRES_VIOLATION, ldv_list_delErr2REQUIRES_VIOLATION, __ldv_list_addErr0REQUIRES_VIOLATION, __ldv_list_addErr5REQUIRES_VIOLATION, __ldv_list_addErr6REQUIRES_VIOLATION, __ldv_list_addErr1REQUIRES_VIOLATION, __ldv_list_addErr2REQUIRES_VIOLATION, __ldv_list_addErr7REQUIRES_VIOLATION, __ldv_list_addErr3REQUIRES_VIOLATION, __ldv_list_addErr4REQUIRES_VIOLATION, ldv_dev_set_drvdataErr0REQUIRES_VIOLATION, ldv_dev_set_drvdataErr1REQUIRES_VIOLATION, ldv_atomic_sub_returnErr1REQUIRES_VIOLATION, ldv_atomic_sub_returnErr0REQUIRES_VIOLATION, ldv_atomic_sub_returnErr3REQUIRES_VIOLATION, ldv_atomic_sub_returnErr2REQUIRES_VIOLATION, ldv_list_add_tailErr0REQUIRES_VIOLATION, ldv_list_add_tailErr1REQUIRES_VIOLATION, ldv_dev_get_drvdataErr1REQUIRES_VIOLATION, ldv_dev_get_drvdataErr0REQUIRES_VIOLATION, ldv_msg_allocErr0REQUIRES_VIOLATION, ldv_msg_allocErr1REQUIRES_VIOLATION]=== [2019-01-14 19:21:57,402 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-01-14 19:21:57,402 INFO L82 PathProgramCache]: Analyzing trace with hash -865867349, now seen corresponding path program 1 times [2019-01-14 19:21:57,402 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2019-01-14 19:21:57,402 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2019-01-14 19:21:57,407 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-01-14 19:21:57,407 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-01-14 19:21:57,407 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-01-14 19:21:57,421 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-01-14 19:21:57,701 INFO L134 CoverageAnalysis]: Checked inductivity of 15 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 15 trivial. 0 not checked. [2019-01-14 19:21:57,701 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-01-14 19:21:57,702 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [15] imperfect sequences [] total 15 [2019-01-14 19:21:57,702 INFO L459 AbstractCegarLoop]: Interpolant automaton has 16 states [2019-01-14 19:21:57,702 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 16 interpolants. [2019-01-14 19:21:57,702 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=29, Invalid=211, Unknown=0, NotChecked=0, Total=240 [2019-01-14 19:21:57,703 INFO L87 Difference]: Start difference. First operand 144 states and 148 transitions. Second operand 16 states. [2019-01-14 19:21:58,347 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-01-14 19:21:58,348 INFO L93 Difference]: Finished difference Result 142 states and 146 transitions. [2019-01-14 19:21:58,349 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 16 states. [2019-01-14 19:21:58,349 INFO L78 Accepts]: Start accepts. Automaton has 16 states. Word has length 63 [2019-01-14 19:21:58,350 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-01-14 19:21:58,351 INFO L225 Difference]: With dead ends: 142 [2019-01-14 19:21:58,351 INFO L226 Difference]: Without dead ends: 142 [2019-01-14 19:21:58,352 INFO L631 BasicCegarLoop]: 0 DeclaredPredicates, 20 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 19 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 10 ImplicationChecksByTransitivity, 0.3s TimeCoverageRelationStatistics Valid=49, Invalid=371, Unknown=0, NotChecked=0, Total=420 [2019-01-14 19:21:58,354 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 142 states. [2019-01-14 19:21:58,357 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 142 to 142. [2019-01-14 19:21:58,357 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 142 states. [2019-01-14 19:21:58,358 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 142 states to 142 states and 146 transitions. [2019-01-14 19:21:58,358 INFO L78 Accepts]: Start accepts. Automaton has 142 states and 146 transitions. Word has length 63 [2019-01-14 19:21:58,358 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-01-14 19:21:58,358 INFO L480 AbstractCegarLoop]: Abstraction has 142 states and 146 transitions. [2019-01-14 19:21:58,358 INFO L481 AbstractCegarLoop]: Interpolant automaton has 16 states. [2019-01-14 19:21:58,358 INFO L276 IsEmpty]: Start isEmpty. Operand 142 states and 146 transitions. [2019-01-14 19:21:58,361 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 64 [2019-01-14 19:21:58,361 INFO L394 BasicCegarLoop]: Found error trace [2019-01-14 19:21:58,362 INFO L402 BasicCegarLoop]: trace histogram [5, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-01-14 19:21:58,362 INFO L423 AbstractCegarLoop]: === Iteration 18 === [ldv_kref_initErr0REQUIRES_VIOLATION, ldv_kref_initErr1REQUIRES_VIOLATION, ldv_list_addErr1REQUIRES_VIOLATION, ldv_list_addErr0REQUIRES_VIOLATION, ldv_kobject_createErr1REQUIRES_VIOLATION, ldv_kobject_createErr0REQUIRES_VIOLATION, ldv_destroy_msgsErr4REQUIRES_VIOLATION, ldv_destroy_msgsErr3REQUIRES_VIOLATION, ldv_destroy_msgsErr2REQUIRES_VIOLATION, ldv_destroy_msgsErr1REQUIRES_VIOLATION, ldv_destroy_msgsErr0REQUIRES_VIOLATION, ldv_destroy_msgsErr5REQUIRES_VIOLATION, ldv_msg_fillErr1REQUIRES_VIOLATION, ldv_msg_fillErr0REQUIRES_VIOLATION, ldv_msg_fillErr5REQUIRES_VIOLATION, ldv_msg_fillErr3REQUIRES_VIOLATION, ldv_msg_fillErr4REQUIRES_VIOLATION, ldv_msg_fillErr2REQUIRES_VIOLATION, ldv_atomic_add_returnErr1REQUIRES_VIOLATION, ldv_atomic_add_returnErr0REQUIRES_VIOLATION, ldv_atomic_add_returnErr3REQUIRES_VIOLATION, ldv_atomic_add_returnErr2REQUIRES_VIOLATION, __ldv_list_delErr0REQUIRES_VIOLATION, __ldv_list_delErr1REQUIRES_VIOLATION, __ldv_list_delErr2REQUIRES_VIOLATION, __ldv_list_delErr3REQUIRES_VIOLATION, ldv_kobject_cleanupErr4ASSERT_VIOLATIONMEMORY_FREE, ldv_kobject_cleanupErr2ASSERT_VIOLATIONMEMORY_FREE, ldv_kobject_cleanupErr7ASSERT_VIOLATIONMEMORY_FREE, ldv_kobject_cleanupErr5ASSERT_VIOLATIONMEMORY_FREE, ldv_kobject_cleanupErr6ASSERT_VIOLATIONMEMORY_FREE, ldv_kobject_cleanupErr3ASSERT_VIOLATIONMEMORY_FREE, ldv_kobject_cleanupErr1REQUIRES_VIOLATION, ldv_kobject_cleanupErr0REQUIRES_VIOLATION, ldv_msg_freeErr7ASSERT_VIOLATIONMEMORY_FREE, ldv_msg_freeErr2ASSERT_VIOLATIONMEMORY_FREE, ldv_msg_freeErr6ASSERT_VIOLATIONMEMORY_FREE, ldv_msg_freeErr5ASSERT_VIOLATIONMEMORY_FREE, ldv_msg_freeErr4ASSERT_VIOLATIONMEMORY_FREE, ldv_msg_freeErr1REQUIRES_VIOLATION, ldv_msg_freeErr0REQUIRES_VIOLATION, ldv_msg_freeErr3ASSERT_VIOLATIONMEMORY_FREE, mainErr0ENSURES_VIOLATIONMEMORY_LEAK, LDV_INIT_LIST_HEADErr1REQUIRES_VIOLATION, LDV_INIT_LIST_HEADErr0REQUIRES_VIOLATION, LDV_INIT_LIST_HEADErr3REQUIRES_VIOLATION, LDV_INIT_LIST_HEADErr2REQUIRES_VIOLATION, ldv_list_delErr1REQUIRES_VIOLATION, ldv_list_delErr0REQUIRES_VIOLATION, ldv_list_delErr3REQUIRES_VIOLATION, ldv_list_delErr2REQUIRES_VIOLATION, __ldv_list_addErr0REQUIRES_VIOLATION, __ldv_list_addErr5REQUIRES_VIOLATION, __ldv_list_addErr6REQUIRES_VIOLATION, __ldv_list_addErr1REQUIRES_VIOLATION, __ldv_list_addErr2REQUIRES_VIOLATION, __ldv_list_addErr7REQUIRES_VIOLATION, __ldv_list_addErr3REQUIRES_VIOLATION, __ldv_list_addErr4REQUIRES_VIOLATION, ldv_dev_set_drvdataErr0REQUIRES_VIOLATION, ldv_dev_set_drvdataErr1REQUIRES_VIOLATION, ldv_atomic_sub_returnErr1REQUIRES_VIOLATION, ldv_atomic_sub_returnErr0REQUIRES_VIOLATION, ldv_atomic_sub_returnErr3REQUIRES_VIOLATION, ldv_atomic_sub_returnErr2REQUIRES_VIOLATION, ldv_list_add_tailErr0REQUIRES_VIOLATION, ldv_list_add_tailErr1REQUIRES_VIOLATION, ldv_dev_get_drvdataErr1REQUIRES_VIOLATION, ldv_dev_get_drvdataErr0REQUIRES_VIOLATION, ldv_msg_allocErr0REQUIRES_VIOLATION, ldv_msg_allocErr1REQUIRES_VIOLATION]=== [2019-01-14 19:21:58,362 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-01-14 19:21:58,362 INFO L82 PathProgramCache]: Analyzing trace with hash -865867348, now seen corresponding path program 1 times [2019-01-14 19:21:58,362 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2019-01-14 19:21:58,363 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2019-01-14 19:21:58,363 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-01-14 19:21:58,364 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-01-14 19:21:58,367 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-01-14 19:21:58,384 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-01-14 19:21:58,484 INFO L134 CoverageAnalysis]: Checked inductivity of 15 backedges. 0 proven. 15 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-01-14 19:21:58,484 INFO L300 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2019-01-14 19:21:58,484 INFO L223 ckRefinementStrategy]: Switched to mode Z3_FP No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 6 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 6 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:12000 [2019-01-14 19:21:58,495 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-01-14 19:21:58,554 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-01-14 19:21:58,559 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2019-01-14 19:21:58,624 INFO L134 CoverageAnalysis]: Checked inductivity of 15 backedges. 0 proven. 15 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-01-14 19:21:58,647 INFO L312 seRefinementStrategy]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2019-01-14 19:21:58,647 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [] imperfect sequences [9, 9] total 10 [2019-01-14 19:21:58,649 INFO L459 AbstractCegarLoop]: Interpolant automaton has 10 states [2019-01-14 19:21:58,649 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 10 interpolants. [2019-01-14 19:21:58,649 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=38, Invalid=52, Unknown=0, NotChecked=0, Total=90 [2019-01-14 19:21:58,650 INFO L87 Difference]: Start difference. First operand 142 states and 146 transitions. Second operand 10 states. [2019-01-14 19:21:58,911 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-01-14 19:21:58,911 INFO L93 Difference]: Finished difference Result 145 states and 149 transitions. [2019-01-14 19:21:58,913 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2019-01-14 19:21:58,913 INFO L78 Accepts]: Start accepts. Automaton has 10 states. Word has length 63 [2019-01-14 19:21:58,913 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-01-14 19:21:58,916 INFO L225 Difference]: With dead ends: 145 [2019-01-14 19:21:58,916 INFO L226 Difference]: Without dead ends: 143 [2019-01-14 19:21:58,916 INFO L631 BasicCegarLoop]: 0 DeclaredPredicates, 72 GetRequests, 63 SyntacticMatches, 0 SemanticMatches, 9 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 14 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=42, Invalid=68, Unknown=0, NotChecked=0, Total=110 [2019-01-14 19:21:58,917 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 143 states. [2019-01-14 19:21:58,927 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 143 to 143. [2019-01-14 19:21:58,929 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 143 states. [2019-01-14 19:21:58,930 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 143 states to 143 states and 147 transitions. [2019-01-14 19:21:58,930 INFO L78 Accepts]: Start accepts. Automaton has 143 states and 147 transitions. Word has length 63 [2019-01-14 19:21:58,930 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-01-14 19:21:58,930 INFO L480 AbstractCegarLoop]: Abstraction has 143 states and 147 transitions. [2019-01-14 19:21:58,930 INFO L481 AbstractCegarLoop]: Interpolant automaton has 10 states. [2019-01-14 19:21:58,931 INFO L276 IsEmpty]: Start isEmpty. Operand 143 states and 147 transitions. [2019-01-14 19:21:58,934 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 65 [2019-01-14 19:21:58,936 INFO L394 BasicCegarLoop]: Found error trace [2019-01-14 19:21:58,936 INFO L402 BasicCegarLoop]: trace histogram [6, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-01-14 19:21:58,939 INFO L423 AbstractCegarLoop]: === Iteration 19 === [ldv_kref_initErr0REQUIRES_VIOLATION, ldv_kref_initErr1REQUIRES_VIOLATION, ldv_list_addErr1REQUIRES_VIOLATION, ldv_list_addErr0REQUIRES_VIOLATION, ldv_kobject_createErr1REQUIRES_VIOLATION, ldv_kobject_createErr0REQUIRES_VIOLATION, ldv_destroy_msgsErr4REQUIRES_VIOLATION, ldv_destroy_msgsErr3REQUIRES_VIOLATION, ldv_destroy_msgsErr2REQUIRES_VIOLATION, ldv_destroy_msgsErr1REQUIRES_VIOLATION, ldv_destroy_msgsErr0REQUIRES_VIOLATION, ldv_destroy_msgsErr5REQUIRES_VIOLATION, ldv_msg_fillErr1REQUIRES_VIOLATION, ldv_msg_fillErr0REQUIRES_VIOLATION, ldv_msg_fillErr5REQUIRES_VIOLATION, ldv_msg_fillErr3REQUIRES_VIOLATION, ldv_msg_fillErr4REQUIRES_VIOLATION, ldv_msg_fillErr2REQUIRES_VIOLATION, ldv_atomic_add_returnErr1REQUIRES_VIOLATION, ldv_atomic_add_returnErr0REQUIRES_VIOLATION, ldv_atomic_add_returnErr3REQUIRES_VIOLATION, ldv_atomic_add_returnErr2REQUIRES_VIOLATION, __ldv_list_delErr0REQUIRES_VIOLATION, __ldv_list_delErr1REQUIRES_VIOLATION, __ldv_list_delErr2REQUIRES_VIOLATION, __ldv_list_delErr3REQUIRES_VIOLATION, ldv_kobject_cleanupErr4ASSERT_VIOLATIONMEMORY_FREE, ldv_kobject_cleanupErr2ASSERT_VIOLATIONMEMORY_FREE, ldv_kobject_cleanupErr7ASSERT_VIOLATIONMEMORY_FREE, ldv_kobject_cleanupErr5ASSERT_VIOLATIONMEMORY_FREE, ldv_kobject_cleanupErr6ASSERT_VIOLATIONMEMORY_FREE, ldv_kobject_cleanupErr3ASSERT_VIOLATIONMEMORY_FREE, ldv_kobject_cleanupErr1REQUIRES_VIOLATION, ldv_kobject_cleanupErr0REQUIRES_VIOLATION, ldv_msg_freeErr7ASSERT_VIOLATIONMEMORY_FREE, ldv_msg_freeErr2ASSERT_VIOLATIONMEMORY_FREE, ldv_msg_freeErr6ASSERT_VIOLATIONMEMORY_FREE, ldv_msg_freeErr5ASSERT_VIOLATIONMEMORY_FREE, ldv_msg_freeErr4ASSERT_VIOLATIONMEMORY_FREE, ldv_msg_freeErr1REQUIRES_VIOLATION, ldv_msg_freeErr0REQUIRES_VIOLATION, ldv_msg_freeErr3ASSERT_VIOLATIONMEMORY_FREE, mainErr0ENSURES_VIOLATIONMEMORY_LEAK, LDV_INIT_LIST_HEADErr1REQUIRES_VIOLATION, LDV_INIT_LIST_HEADErr0REQUIRES_VIOLATION, LDV_INIT_LIST_HEADErr3REQUIRES_VIOLATION, LDV_INIT_LIST_HEADErr2REQUIRES_VIOLATION, ldv_list_delErr1REQUIRES_VIOLATION, ldv_list_delErr0REQUIRES_VIOLATION, ldv_list_delErr3REQUIRES_VIOLATION, ldv_list_delErr2REQUIRES_VIOLATION, __ldv_list_addErr0REQUIRES_VIOLATION, __ldv_list_addErr5REQUIRES_VIOLATION, __ldv_list_addErr6REQUIRES_VIOLATION, __ldv_list_addErr1REQUIRES_VIOLATION, __ldv_list_addErr2REQUIRES_VIOLATION, __ldv_list_addErr7REQUIRES_VIOLATION, __ldv_list_addErr3REQUIRES_VIOLATION, __ldv_list_addErr4REQUIRES_VIOLATION, ldv_dev_set_drvdataErr0REQUIRES_VIOLATION, ldv_dev_set_drvdataErr1REQUIRES_VIOLATION, ldv_atomic_sub_returnErr1REQUIRES_VIOLATION, ldv_atomic_sub_returnErr0REQUIRES_VIOLATION, ldv_atomic_sub_returnErr3REQUIRES_VIOLATION, ldv_atomic_sub_returnErr2REQUIRES_VIOLATION, ldv_list_add_tailErr0REQUIRES_VIOLATION, ldv_list_add_tailErr1REQUIRES_VIOLATION, ldv_dev_get_drvdataErr1REQUIRES_VIOLATION, ldv_dev_get_drvdataErr0REQUIRES_VIOLATION, ldv_msg_allocErr0REQUIRES_VIOLATION, ldv_msg_allocErr1REQUIRES_VIOLATION]=== [2019-01-14 19:21:58,939 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-01-14 19:21:58,939 INFO L82 PathProgramCache]: Analyzing trace with hash -1811563357, now seen corresponding path program 2 times [2019-01-14 19:21:58,939 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2019-01-14 19:21:58,940 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2019-01-14 19:21:58,951 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-01-14 19:21:58,951 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-01-14 19:21:58,952 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-01-14 19:21:58,977 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-01-14 19:21:59,392 INFO L134 CoverageAnalysis]: Checked inductivity of 21 backedges. 0 proven. 21 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-01-14 19:21:59,392 INFO L300 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2019-01-14 19:21:59,392 INFO L223 ckRefinementStrategy]: Switched to mode Z3_FP No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 7 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 7 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:12000 [2019-01-14 19:21:59,402 INFO L103 rtionOrderModulation]: Keeping assertion order OUTSIDE_LOOP_FIRST1 [2019-01-14 19:21:59,456 INFO L249 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST1 issued 1 check-sat command(s) [2019-01-14 19:21:59,456 INFO L250 tOrderPrioritization]: Conjunction of SSA is unsat [2019-01-14 19:21:59,462 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2019-01-14 19:21:59,972 INFO L134 CoverageAnalysis]: Checked inductivity of 21 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 21 trivial. 0 not checked. [2019-01-14 19:21:59,991 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 1 imperfect interpolant sequences. [2019-01-14 19:21:59,991 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [18] imperfect sequences [10] total 27 [2019-01-14 19:21:59,991 INFO L459 AbstractCegarLoop]: Interpolant automaton has 27 states [2019-01-14 19:21:59,992 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 27 interpolants. [2019-01-14 19:21:59,993 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=85, Invalid=617, Unknown=0, NotChecked=0, Total=702 [2019-01-14 19:21:59,993 INFO L87 Difference]: Start difference. First operand 143 states and 147 transitions. Second operand 27 states. [2019-01-14 19:22:01,217 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-01-14 19:22:01,217 INFO L93 Difference]: Finished difference Result 144 states and 148 transitions. [2019-01-14 19:22:01,219 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 27 states. [2019-01-14 19:22:01,219 INFO L78 Accepts]: Start accepts. Automaton has 27 states. Word has length 64 [2019-01-14 19:22:01,219 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-01-14 19:22:01,220 INFO L225 Difference]: With dead ends: 144 [2019-01-14 19:22:01,221 INFO L226 Difference]: Without dead ends: 142 [2019-01-14 19:22:01,222 INFO L631 BasicCegarLoop]: 0 DeclaredPredicates, 86 GetRequests, 47 SyntacticMatches, 1 SemanticMatches, 38 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 315 ImplicationChecksByTransitivity, 1.0s TimeCoverageRelationStatistics Valid=187, Invalid=1373, Unknown=0, NotChecked=0, Total=1560 [2019-01-14 19:22:01,222 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 142 states. [2019-01-14 19:22:01,224 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 142 to 142. [2019-01-14 19:22:01,225 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 142 states. [2019-01-14 19:22:01,226 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 142 states to 142 states and 146 transitions. [2019-01-14 19:22:01,227 INFO L78 Accepts]: Start accepts. Automaton has 142 states and 146 transitions. Word has length 64 [2019-01-14 19:22:01,227 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-01-14 19:22:01,227 INFO L480 AbstractCegarLoop]: Abstraction has 142 states and 146 transitions. [2019-01-14 19:22:01,227 INFO L481 AbstractCegarLoop]: Interpolant automaton has 27 states. [2019-01-14 19:22:01,227 INFO L276 IsEmpty]: Start isEmpty. Operand 142 states and 146 transitions. [2019-01-14 19:22:01,228 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 77 [2019-01-14 19:22:01,228 INFO L394 BasicCegarLoop]: Found error trace [2019-01-14 19:22:01,228 INFO L402 BasicCegarLoop]: trace histogram [7, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-01-14 19:22:01,232 INFO L423 AbstractCegarLoop]: === Iteration 20 === [ldv_kref_initErr0REQUIRES_VIOLATION, ldv_kref_initErr1REQUIRES_VIOLATION, ldv_list_addErr1REQUIRES_VIOLATION, ldv_list_addErr0REQUIRES_VIOLATION, ldv_kobject_createErr1REQUIRES_VIOLATION, ldv_kobject_createErr0REQUIRES_VIOLATION, ldv_destroy_msgsErr4REQUIRES_VIOLATION, ldv_destroy_msgsErr3REQUIRES_VIOLATION, ldv_destroy_msgsErr2REQUIRES_VIOLATION, ldv_destroy_msgsErr1REQUIRES_VIOLATION, ldv_destroy_msgsErr0REQUIRES_VIOLATION, ldv_destroy_msgsErr5REQUIRES_VIOLATION, ldv_msg_fillErr1REQUIRES_VIOLATION, ldv_msg_fillErr0REQUIRES_VIOLATION, ldv_msg_fillErr5REQUIRES_VIOLATION, ldv_msg_fillErr3REQUIRES_VIOLATION, ldv_msg_fillErr4REQUIRES_VIOLATION, ldv_msg_fillErr2REQUIRES_VIOLATION, ldv_atomic_add_returnErr1REQUIRES_VIOLATION, ldv_atomic_add_returnErr0REQUIRES_VIOLATION, ldv_atomic_add_returnErr3REQUIRES_VIOLATION, ldv_atomic_add_returnErr2REQUIRES_VIOLATION, __ldv_list_delErr0REQUIRES_VIOLATION, __ldv_list_delErr1REQUIRES_VIOLATION, __ldv_list_delErr2REQUIRES_VIOLATION, __ldv_list_delErr3REQUIRES_VIOLATION, ldv_kobject_cleanupErr4ASSERT_VIOLATIONMEMORY_FREE, ldv_kobject_cleanupErr2ASSERT_VIOLATIONMEMORY_FREE, ldv_kobject_cleanupErr7ASSERT_VIOLATIONMEMORY_FREE, ldv_kobject_cleanupErr5ASSERT_VIOLATIONMEMORY_FREE, ldv_kobject_cleanupErr6ASSERT_VIOLATIONMEMORY_FREE, ldv_kobject_cleanupErr3ASSERT_VIOLATIONMEMORY_FREE, ldv_kobject_cleanupErr1REQUIRES_VIOLATION, ldv_kobject_cleanupErr0REQUIRES_VIOLATION, ldv_msg_freeErr7ASSERT_VIOLATIONMEMORY_FREE, ldv_msg_freeErr2ASSERT_VIOLATIONMEMORY_FREE, ldv_msg_freeErr6ASSERT_VIOLATIONMEMORY_FREE, ldv_msg_freeErr5ASSERT_VIOLATIONMEMORY_FREE, ldv_msg_freeErr4ASSERT_VIOLATIONMEMORY_FREE, ldv_msg_freeErr1REQUIRES_VIOLATION, ldv_msg_freeErr0REQUIRES_VIOLATION, ldv_msg_freeErr3ASSERT_VIOLATIONMEMORY_FREE, mainErr0ENSURES_VIOLATIONMEMORY_LEAK, LDV_INIT_LIST_HEADErr1REQUIRES_VIOLATION, LDV_INIT_LIST_HEADErr0REQUIRES_VIOLATION, LDV_INIT_LIST_HEADErr3REQUIRES_VIOLATION, LDV_INIT_LIST_HEADErr2REQUIRES_VIOLATION, ldv_list_delErr1REQUIRES_VIOLATION, ldv_list_delErr0REQUIRES_VIOLATION, ldv_list_delErr3REQUIRES_VIOLATION, ldv_list_delErr2REQUIRES_VIOLATION, __ldv_list_addErr0REQUIRES_VIOLATION, __ldv_list_addErr5REQUIRES_VIOLATION, __ldv_list_addErr6REQUIRES_VIOLATION, __ldv_list_addErr1REQUIRES_VIOLATION, __ldv_list_addErr2REQUIRES_VIOLATION, __ldv_list_addErr7REQUIRES_VIOLATION, __ldv_list_addErr3REQUIRES_VIOLATION, __ldv_list_addErr4REQUIRES_VIOLATION, ldv_dev_set_drvdataErr0REQUIRES_VIOLATION, ldv_dev_set_drvdataErr1REQUIRES_VIOLATION, ldv_atomic_sub_returnErr1REQUIRES_VIOLATION, ldv_atomic_sub_returnErr0REQUIRES_VIOLATION, ldv_atomic_sub_returnErr3REQUIRES_VIOLATION, ldv_atomic_sub_returnErr2REQUIRES_VIOLATION, ldv_list_add_tailErr0REQUIRES_VIOLATION, ldv_list_add_tailErr1REQUIRES_VIOLATION, ldv_dev_get_drvdataErr1REQUIRES_VIOLATION, ldv_dev_get_drvdataErr0REQUIRES_VIOLATION, ldv_msg_allocErr0REQUIRES_VIOLATION, ldv_msg_allocErr1REQUIRES_VIOLATION]=== [2019-01-14 19:22:01,232 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-01-14 19:22:01,232 INFO L82 PathProgramCache]: Analyzing trace with hash -281845152, now seen corresponding path program 1 times [2019-01-14 19:22:01,232 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2019-01-14 19:22:01,232 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2019-01-14 19:22:01,233 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-01-14 19:22:01,234 INFO L101 rtionOrderModulation]: Changing assertion order to NOT_INCREMENTALLY [2019-01-14 19:22:01,234 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-01-14 19:22:01,249 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-01-14 19:22:01,426 INFO L134 CoverageAnalysis]: Checked inductivity of 28 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 28 trivial. 0 not checked. [2019-01-14 19:22:01,426 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-01-14 19:22:01,426 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [12] imperfect sequences [] total 12 [2019-01-14 19:22:01,427 INFO L459 AbstractCegarLoop]: Interpolant automaton has 12 states [2019-01-14 19:22:01,427 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 12 interpolants. [2019-01-14 19:22:01,427 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=21, Invalid=111, Unknown=0, NotChecked=0, Total=132 [2019-01-14 19:22:01,428 INFO L87 Difference]: Start difference. First operand 142 states and 146 transitions. Second operand 12 states. [2019-01-14 19:22:01,527 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-01-14 19:22:01,528 INFO L93 Difference]: Finished difference Result 148 states and 151 transitions. [2019-01-14 19:22:01,529 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2019-01-14 19:22:01,529 INFO L78 Accepts]: Start accepts. Automaton has 12 states. Word has length 76 [2019-01-14 19:22:01,529 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-01-14 19:22:01,530 INFO L225 Difference]: With dead ends: 148 [2019-01-14 19:22:01,530 INFO L226 Difference]: Without dead ends: 142 [2019-01-14 19:22:01,530 INFO L631 BasicCegarLoop]: 0 DeclaredPredicates, 15 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 13 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 3 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=33, Invalid=177, Unknown=0, NotChecked=0, Total=210 [2019-01-14 19:22:01,531 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 142 states. [2019-01-14 19:22:01,534 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 142 to 142. [2019-01-14 19:22:01,534 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 142 states. [2019-01-14 19:22:01,536 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 142 states to 142 states and 145 transitions. [2019-01-14 19:22:01,536 INFO L78 Accepts]: Start accepts. Automaton has 142 states and 145 transitions. Word has length 76 [2019-01-14 19:22:01,537 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-01-14 19:22:01,538 INFO L480 AbstractCegarLoop]: Abstraction has 142 states and 145 transitions. [2019-01-14 19:22:01,538 INFO L481 AbstractCegarLoop]: Interpolant automaton has 12 states. [2019-01-14 19:22:01,539 INFO L276 IsEmpty]: Start isEmpty. Operand 142 states and 145 transitions. [2019-01-14 19:22:01,540 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 90 [2019-01-14 19:22:01,540 INFO L394 BasicCegarLoop]: Found error trace [2019-01-14 19:22:01,541 INFO L402 BasicCegarLoop]: trace histogram [7, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-01-14 19:22:01,544 INFO L423 AbstractCegarLoop]: === Iteration 21 === [ldv_kref_initErr0REQUIRES_VIOLATION, ldv_kref_initErr1REQUIRES_VIOLATION, ldv_list_addErr1REQUIRES_VIOLATION, ldv_list_addErr0REQUIRES_VIOLATION, ldv_kobject_createErr1REQUIRES_VIOLATION, ldv_kobject_createErr0REQUIRES_VIOLATION, ldv_destroy_msgsErr4REQUIRES_VIOLATION, ldv_destroy_msgsErr3REQUIRES_VIOLATION, ldv_destroy_msgsErr2REQUIRES_VIOLATION, ldv_destroy_msgsErr1REQUIRES_VIOLATION, ldv_destroy_msgsErr0REQUIRES_VIOLATION, ldv_destroy_msgsErr5REQUIRES_VIOLATION, ldv_msg_fillErr1REQUIRES_VIOLATION, ldv_msg_fillErr0REQUIRES_VIOLATION, ldv_msg_fillErr5REQUIRES_VIOLATION, ldv_msg_fillErr3REQUIRES_VIOLATION, ldv_msg_fillErr4REQUIRES_VIOLATION, ldv_msg_fillErr2REQUIRES_VIOLATION, ldv_atomic_add_returnErr1REQUIRES_VIOLATION, ldv_atomic_add_returnErr0REQUIRES_VIOLATION, ldv_atomic_add_returnErr3REQUIRES_VIOLATION, ldv_atomic_add_returnErr2REQUIRES_VIOLATION, __ldv_list_delErr0REQUIRES_VIOLATION, __ldv_list_delErr1REQUIRES_VIOLATION, __ldv_list_delErr2REQUIRES_VIOLATION, __ldv_list_delErr3REQUIRES_VIOLATION, ldv_kobject_cleanupErr4ASSERT_VIOLATIONMEMORY_FREE, ldv_kobject_cleanupErr2ASSERT_VIOLATIONMEMORY_FREE, ldv_kobject_cleanupErr7ASSERT_VIOLATIONMEMORY_FREE, ldv_kobject_cleanupErr5ASSERT_VIOLATIONMEMORY_FREE, ldv_kobject_cleanupErr6ASSERT_VIOLATIONMEMORY_FREE, ldv_kobject_cleanupErr3ASSERT_VIOLATIONMEMORY_FREE, ldv_kobject_cleanupErr1REQUIRES_VIOLATION, ldv_kobject_cleanupErr0REQUIRES_VIOLATION, ldv_msg_freeErr7ASSERT_VIOLATIONMEMORY_FREE, ldv_msg_freeErr2ASSERT_VIOLATIONMEMORY_FREE, ldv_msg_freeErr6ASSERT_VIOLATIONMEMORY_FREE, ldv_msg_freeErr5ASSERT_VIOLATIONMEMORY_FREE, ldv_msg_freeErr4ASSERT_VIOLATIONMEMORY_FREE, ldv_msg_freeErr1REQUIRES_VIOLATION, ldv_msg_freeErr0REQUIRES_VIOLATION, ldv_msg_freeErr3ASSERT_VIOLATIONMEMORY_FREE, mainErr0ENSURES_VIOLATIONMEMORY_LEAK, LDV_INIT_LIST_HEADErr1REQUIRES_VIOLATION, LDV_INIT_LIST_HEADErr0REQUIRES_VIOLATION, LDV_INIT_LIST_HEADErr3REQUIRES_VIOLATION, LDV_INIT_LIST_HEADErr2REQUIRES_VIOLATION, ldv_list_delErr1REQUIRES_VIOLATION, ldv_list_delErr0REQUIRES_VIOLATION, ldv_list_delErr3REQUIRES_VIOLATION, ldv_list_delErr2REQUIRES_VIOLATION, __ldv_list_addErr0REQUIRES_VIOLATION, __ldv_list_addErr5REQUIRES_VIOLATION, __ldv_list_addErr6REQUIRES_VIOLATION, __ldv_list_addErr1REQUIRES_VIOLATION, __ldv_list_addErr2REQUIRES_VIOLATION, __ldv_list_addErr7REQUIRES_VIOLATION, __ldv_list_addErr3REQUIRES_VIOLATION, __ldv_list_addErr4REQUIRES_VIOLATION, ldv_dev_set_drvdataErr0REQUIRES_VIOLATION, ldv_dev_set_drvdataErr1REQUIRES_VIOLATION, ldv_atomic_sub_returnErr1REQUIRES_VIOLATION, ldv_atomic_sub_returnErr0REQUIRES_VIOLATION, ldv_atomic_sub_returnErr3REQUIRES_VIOLATION, ldv_atomic_sub_returnErr2REQUIRES_VIOLATION, ldv_list_add_tailErr0REQUIRES_VIOLATION, ldv_list_add_tailErr1REQUIRES_VIOLATION, ldv_dev_get_drvdataErr1REQUIRES_VIOLATION, ldv_dev_get_drvdataErr0REQUIRES_VIOLATION, ldv_msg_allocErr0REQUIRES_VIOLATION, ldv_msg_allocErr1REQUIRES_VIOLATION]=== [2019-01-14 19:22:01,545 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-01-14 19:22:01,545 INFO L82 PathProgramCache]: Analyzing trace with hash 986139925, now seen corresponding path program 1 times [2019-01-14 19:22:01,545 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2019-01-14 19:22:01,545 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2019-01-14 19:22:01,549 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-01-14 19:22:01,549 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-01-14 19:22:01,550 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-01-14 19:22:01,569 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-01-14 19:22:02,399 INFO L134 CoverageAnalysis]: Checked inductivity of 28 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 28 trivial. 0 not checked. [2019-01-14 19:22:02,399 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-01-14 19:22:02,399 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [15] imperfect sequences [] total 15 [2019-01-14 19:22:02,400 INFO L459 AbstractCegarLoop]: Interpolant automaton has 16 states [2019-01-14 19:22:02,400 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 16 interpolants. [2019-01-14 19:22:02,400 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=29, Invalid=211, Unknown=0, NotChecked=0, Total=240 [2019-01-14 19:22:02,400 INFO L87 Difference]: Start difference. First operand 142 states and 145 transitions. Second operand 16 states. [2019-01-14 19:22:03,039 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-01-14 19:22:03,039 INFO L93 Difference]: Finished difference Result 149 states and 152 transitions. [2019-01-14 19:22:03,041 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 17 states. [2019-01-14 19:22:03,041 INFO L78 Accepts]: Start accepts. Automaton has 16 states. Word has length 89 [2019-01-14 19:22:03,042 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-01-14 19:22:03,043 INFO L225 Difference]: With dead ends: 149 [2019-01-14 19:22:03,043 INFO L226 Difference]: Without dead ends: 149 [2019-01-14 19:22:03,045 INFO L631 BasicCegarLoop]: 0 DeclaredPredicates, 20 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 19 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 10 ImplicationChecksByTransitivity, 0.8s TimeCoverageRelationStatistics Valid=49, Invalid=371, Unknown=0, NotChecked=0, Total=420 [2019-01-14 19:22:03,045 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 149 states. [2019-01-14 19:22:03,049 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 149 to 140. [2019-01-14 19:22:03,049 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 140 states. [2019-01-14 19:22:03,050 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 140 states to 140 states and 143 transitions. [2019-01-14 19:22:03,050 INFO L78 Accepts]: Start accepts. Automaton has 140 states and 143 transitions. Word has length 89 [2019-01-14 19:22:03,050 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-01-14 19:22:03,050 INFO L480 AbstractCegarLoop]: Abstraction has 140 states and 143 transitions. [2019-01-14 19:22:03,050 INFO L481 AbstractCegarLoop]: Interpolant automaton has 16 states. [2019-01-14 19:22:03,050 INFO L276 IsEmpty]: Start isEmpty. Operand 140 states and 143 transitions. [2019-01-14 19:22:03,051 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 90 [2019-01-14 19:22:03,051 INFO L394 BasicCegarLoop]: Found error trace [2019-01-14 19:22:03,051 INFO L402 BasicCegarLoop]: trace histogram [7, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-01-14 19:22:03,057 INFO L423 AbstractCegarLoop]: === Iteration 22 === [ldv_kref_initErr0REQUIRES_VIOLATION, ldv_kref_initErr1REQUIRES_VIOLATION, ldv_list_addErr1REQUIRES_VIOLATION, ldv_list_addErr0REQUIRES_VIOLATION, ldv_kobject_createErr1REQUIRES_VIOLATION, ldv_kobject_createErr0REQUIRES_VIOLATION, ldv_destroy_msgsErr4REQUIRES_VIOLATION, ldv_destroy_msgsErr3REQUIRES_VIOLATION, ldv_destroy_msgsErr2REQUIRES_VIOLATION, ldv_destroy_msgsErr1REQUIRES_VIOLATION, ldv_destroy_msgsErr0REQUIRES_VIOLATION, ldv_destroy_msgsErr5REQUIRES_VIOLATION, ldv_msg_fillErr1REQUIRES_VIOLATION, ldv_msg_fillErr0REQUIRES_VIOLATION, ldv_msg_fillErr5REQUIRES_VIOLATION, ldv_msg_fillErr3REQUIRES_VIOLATION, ldv_msg_fillErr4REQUIRES_VIOLATION, ldv_msg_fillErr2REQUIRES_VIOLATION, ldv_atomic_add_returnErr1REQUIRES_VIOLATION, ldv_atomic_add_returnErr0REQUIRES_VIOLATION, ldv_atomic_add_returnErr3REQUIRES_VIOLATION, ldv_atomic_add_returnErr2REQUIRES_VIOLATION, __ldv_list_delErr0REQUIRES_VIOLATION, __ldv_list_delErr1REQUIRES_VIOLATION, __ldv_list_delErr2REQUIRES_VIOLATION, __ldv_list_delErr3REQUIRES_VIOLATION, ldv_kobject_cleanupErr4ASSERT_VIOLATIONMEMORY_FREE, ldv_kobject_cleanupErr2ASSERT_VIOLATIONMEMORY_FREE, ldv_kobject_cleanupErr7ASSERT_VIOLATIONMEMORY_FREE, ldv_kobject_cleanupErr5ASSERT_VIOLATIONMEMORY_FREE, ldv_kobject_cleanupErr6ASSERT_VIOLATIONMEMORY_FREE, ldv_kobject_cleanupErr3ASSERT_VIOLATIONMEMORY_FREE, ldv_kobject_cleanupErr1REQUIRES_VIOLATION, ldv_kobject_cleanupErr0REQUIRES_VIOLATION, ldv_msg_freeErr7ASSERT_VIOLATIONMEMORY_FREE, ldv_msg_freeErr2ASSERT_VIOLATIONMEMORY_FREE, ldv_msg_freeErr6ASSERT_VIOLATIONMEMORY_FREE, ldv_msg_freeErr5ASSERT_VIOLATIONMEMORY_FREE, ldv_msg_freeErr4ASSERT_VIOLATIONMEMORY_FREE, ldv_msg_freeErr1REQUIRES_VIOLATION, ldv_msg_freeErr0REQUIRES_VIOLATION, ldv_msg_freeErr3ASSERT_VIOLATIONMEMORY_FREE, mainErr0ENSURES_VIOLATIONMEMORY_LEAK, LDV_INIT_LIST_HEADErr1REQUIRES_VIOLATION, LDV_INIT_LIST_HEADErr0REQUIRES_VIOLATION, LDV_INIT_LIST_HEADErr3REQUIRES_VIOLATION, LDV_INIT_LIST_HEADErr2REQUIRES_VIOLATION, ldv_list_delErr1REQUIRES_VIOLATION, ldv_list_delErr0REQUIRES_VIOLATION, ldv_list_delErr3REQUIRES_VIOLATION, ldv_list_delErr2REQUIRES_VIOLATION, __ldv_list_addErr0REQUIRES_VIOLATION, __ldv_list_addErr5REQUIRES_VIOLATION, __ldv_list_addErr6REQUIRES_VIOLATION, __ldv_list_addErr1REQUIRES_VIOLATION, __ldv_list_addErr2REQUIRES_VIOLATION, __ldv_list_addErr7REQUIRES_VIOLATION, __ldv_list_addErr3REQUIRES_VIOLATION, __ldv_list_addErr4REQUIRES_VIOLATION, ldv_dev_set_drvdataErr0REQUIRES_VIOLATION, ldv_dev_set_drvdataErr1REQUIRES_VIOLATION, ldv_atomic_sub_returnErr1REQUIRES_VIOLATION, ldv_atomic_sub_returnErr0REQUIRES_VIOLATION, ldv_atomic_sub_returnErr3REQUIRES_VIOLATION, ldv_atomic_sub_returnErr2REQUIRES_VIOLATION, ldv_list_add_tailErr0REQUIRES_VIOLATION, ldv_list_add_tailErr1REQUIRES_VIOLATION, ldv_dev_get_drvdataErr1REQUIRES_VIOLATION, ldv_dev_get_drvdataErr0REQUIRES_VIOLATION, ldv_msg_allocErr0REQUIRES_VIOLATION, ldv_msg_allocErr1REQUIRES_VIOLATION]=== [2019-01-14 19:22:03,057 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-01-14 19:22:03,057 INFO L82 PathProgramCache]: Analyzing trace with hash 986139926, now seen corresponding path program 1 times [2019-01-14 19:22:03,057 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2019-01-14 19:22:03,057 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2019-01-14 19:22:03,058 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-01-14 19:22:03,058 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-01-14 19:22:03,058 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-01-14 19:22:03,086 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-01-14 19:22:03,524 INFO L134 CoverageAnalysis]: Checked inductivity of 28 backedges. 0 proven. 28 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-01-14 19:22:03,524 INFO L300 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2019-01-14 19:22:03,524 INFO L223 ckRefinementStrategy]: Switched to mode Z3_FP No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 8 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 8 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:12000 [2019-01-14 19:22:03,537 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-01-14 19:22:03,613 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-01-14 19:22:03,617 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2019-01-14 19:22:03,649 INFO L134 CoverageAnalysis]: Checked inductivity of 28 backedges. 0 proven. 28 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-01-14 19:22:03,669 INFO L312 seRefinementStrategy]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2019-01-14 19:22:03,669 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [] imperfect sequences [11, 11] total 12 [2019-01-14 19:22:03,670 INFO L459 AbstractCegarLoop]: Interpolant automaton has 12 states [2019-01-14 19:22:03,670 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 12 interpolants. [2019-01-14 19:22:03,670 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=57, Invalid=75, Unknown=0, NotChecked=0, Total=132 [2019-01-14 19:22:03,671 INFO L87 Difference]: Start difference. First operand 140 states and 143 transitions. Second operand 12 states. [2019-01-14 19:22:03,878 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-01-14 19:22:03,878 INFO L93 Difference]: Finished difference Result 143 states and 146 transitions. [2019-01-14 19:22:03,883 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2019-01-14 19:22:03,883 INFO L78 Accepts]: Start accepts. Automaton has 12 states. Word has length 89 [2019-01-14 19:22:03,883 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-01-14 19:22:03,884 INFO L225 Difference]: With dead ends: 143 [2019-01-14 19:22:03,884 INFO L226 Difference]: Without dead ends: 141 [2019-01-14 19:22:03,885 INFO L631 BasicCegarLoop]: 0 DeclaredPredicates, 100 GetRequests, 89 SyntacticMatches, 0 SemanticMatches, 11 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 20 ImplicationChecksByTransitivity, 0.4s TimeCoverageRelationStatistics Valid=61, Invalid=95, Unknown=0, NotChecked=0, Total=156 [2019-01-14 19:22:03,885 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 141 states. [2019-01-14 19:22:03,887 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 141 to 141. [2019-01-14 19:22:03,888 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 141 states. [2019-01-14 19:22:03,888 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 141 states to 141 states and 144 transitions. [2019-01-14 19:22:03,888 INFO L78 Accepts]: Start accepts. Automaton has 141 states and 144 transitions. Word has length 89 [2019-01-14 19:22:03,889 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-01-14 19:22:03,889 INFO L480 AbstractCegarLoop]: Abstraction has 141 states and 144 transitions. [2019-01-14 19:22:03,889 INFO L481 AbstractCegarLoop]: Interpolant automaton has 12 states. [2019-01-14 19:22:03,889 INFO L276 IsEmpty]: Start isEmpty. Operand 141 states and 144 transitions. [2019-01-14 19:22:03,892 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 91 [2019-01-14 19:22:03,892 INFO L394 BasicCegarLoop]: Found error trace [2019-01-14 19:22:03,892 INFO L402 BasicCegarLoop]: trace histogram [8, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-01-14 19:22:03,893 INFO L423 AbstractCegarLoop]: === Iteration 23 === [ldv_kref_initErr0REQUIRES_VIOLATION, ldv_kref_initErr1REQUIRES_VIOLATION, ldv_list_addErr1REQUIRES_VIOLATION, ldv_list_addErr0REQUIRES_VIOLATION, ldv_kobject_createErr1REQUIRES_VIOLATION, ldv_kobject_createErr0REQUIRES_VIOLATION, ldv_destroy_msgsErr4REQUIRES_VIOLATION, ldv_destroy_msgsErr3REQUIRES_VIOLATION, ldv_destroy_msgsErr2REQUIRES_VIOLATION, ldv_destroy_msgsErr1REQUIRES_VIOLATION, ldv_destroy_msgsErr0REQUIRES_VIOLATION, ldv_destroy_msgsErr5REQUIRES_VIOLATION, ldv_msg_fillErr1REQUIRES_VIOLATION, ldv_msg_fillErr0REQUIRES_VIOLATION, ldv_msg_fillErr5REQUIRES_VIOLATION, ldv_msg_fillErr3REQUIRES_VIOLATION, ldv_msg_fillErr4REQUIRES_VIOLATION, ldv_msg_fillErr2REQUIRES_VIOLATION, ldv_atomic_add_returnErr1REQUIRES_VIOLATION, ldv_atomic_add_returnErr0REQUIRES_VIOLATION, ldv_atomic_add_returnErr3REQUIRES_VIOLATION, ldv_atomic_add_returnErr2REQUIRES_VIOLATION, __ldv_list_delErr0REQUIRES_VIOLATION, __ldv_list_delErr1REQUIRES_VIOLATION, __ldv_list_delErr2REQUIRES_VIOLATION, __ldv_list_delErr3REQUIRES_VIOLATION, ldv_kobject_cleanupErr4ASSERT_VIOLATIONMEMORY_FREE, ldv_kobject_cleanupErr2ASSERT_VIOLATIONMEMORY_FREE, ldv_kobject_cleanupErr7ASSERT_VIOLATIONMEMORY_FREE, ldv_kobject_cleanupErr5ASSERT_VIOLATIONMEMORY_FREE, ldv_kobject_cleanupErr6ASSERT_VIOLATIONMEMORY_FREE, ldv_kobject_cleanupErr3ASSERT_VIOLATIONMEMORY_FREE, ldv_kobject_cleanupErr1REQUIRES_VIOLATION, ldv_kobject_cleanupErr0REQUIRES_VIOLATION, ldv_msg_freeErr7ASSERT_VIOLATIONMEMORY_FREE, ldv_msg_freeErr2ASSERT_VIOLATIONMEMORY_FREE, ldv_msg_freeErr6ASSERT_VIOLATIONMEMORY_FREE, ldv_msg_freeErr5ASSERT_VIOLATIONMEMORY_FREE, ldv_msg_freeErr4ASSERT_VIOLATIONMEMORY_FREE, ldv_msg_freeErr1REQUIRES_VIOLATION, ldv_msg_freeErr0REQUIRES_VIOLATION, ldv_msg_freeErr3ASSERT_VIOLATIONMEMORY_FREE, mainErr0ENSURES_VIOLATIONMEMORY_LEAK, LDV_INIT_LIST_HEADErr1REQUIRES_VIOLATION, LDV_INIT_LIST_HEADErr0REQUIRES_VIOLATION, LDV_INIT_LIST_HEADErr3REQUIRES_VIOLATION, LDV_INIT_LIST_HEADErr2REQUIRES_VIOLATION, ldv_list_delErr1REQUIRES_VIOLATION, ldv_list_delErr0REQUIRES_VIOLATION, ldv_list_delErr3REQUIRES_VIOLATION, ldv_list_delErr2REQUIRES_VIOLATION, __ldv_list_addErr0REQUIRES_VIOLATION, __ldv_list_addErr5REQUIRES_VIOLATION, __ldv_list_addErr6REQUIRES_VIOLATION, __ldv_list_addErr1REQUIRES_VIOLATION, __ldv_list_addErr2REQUIRES_VIOLATION, __ldv_list_addErr7REQUIRES_VIOLATION, __ldv_list_addErr3REQUIRES_VIOLATION, __ldv_list_addErr4REQUIRES_VIOLATION, ldv_dev_set_drvdataErr0REQUIRES_VIOLATION, ldv_dev_set_drvdataErr1REQUIRES_VIOLATION, ldv_atomic_sub_returnErr1REQUIRES_VIOLATION, ldv_atomic_sub_returnErr0REQUIRES_VIOLATION, ldv_atomic_sub_returnErr3REQUIRES_VIOLATION, ldv_atomic_sub_returnErr2REQUIRES_VIOLATION, ldv_list_add_tailErr0REQUIRES_VIOLATION, ldv_list_add_tailErr1REQUIRES_VIOLATION, ldv_dev_get_drvdataErr1REQUIRES_VIOLATION, ldv_dev_get_drvdataErr0REQUIRES_VIOLATION, ldv_msg_allocErr0REQUIRES_VIOLATION, ldv_msg_allocErr1REQUIRES_VIOLATION]=== [2019-01-14 19:22:03,893 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-01-14 19:22:03,893 INFO L82 PathProgramCache]: Analyzing trace with hash -1742878387, now seen corresponding path program 2 times [2019-01-14 19:22:03,893 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2019-01-14 19:22:03,893 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2019-01-14 19:22:03,894 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-01-14 19:22:03,895 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-01-14 19:22:03,900 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-01-14 19:22:03,931 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-01-14 19:22:04,292 INFO L134 CoverageAnalysis]: Checked inductivity of 36 backedges. 0 proven. 36 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-01-14 19:22:04,293 INFO L300 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2019-01-14 19:22:04,293 INFO L223 ckRefinementStrategy]: Switched to mode Z3_FP No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 9 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 9 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:12000 [2019-01-14 19:22:04,303 INFO L103 rtionOrderModulation]: Keeping assertion order OUTSIDE_LOOP_FIRST1 [2019-01-14 19:22:04,364 INFO L249 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST1 issued 1 check-sat command(s) [2019-01-14 19:22:04,364 INFO L250 tOrderPrioritization]: Conjunction of SSA is unsat [2019-01-14 19:22:04,369 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2019-01-14 19:22:04,873 INFO L134 CoverageAnalysis]: Checked inductivity of 36 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 36 trivial. 0 not checked. [2019-01-14 19:22:04,894 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 1 imperfect interpolant sequences. [2019-01-14 19:22:04,894 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [18] imperfect sequences [12] total 29 [2019-01-14 19:22:04,894 INFO L459 AbstractCegarLoop]: Interpolant automaton has 29 states [2019-01-14 19:22:04,895 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 29 interpolants. [2019-01-14 19:22:04,895 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=104, Invalid=708, Unknown=0, NotChecked=0, Total=812 [2019-01-14 19:22:04,895 INFO L87 Difference]: Start difference. First operand 141 states and 144 transitions. Second operand 29 states. [2019-01-14 19:22:06,518 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-01-14 19:22:06,518 INFO L93 Difference]: Finished difference Result 142 states and 145 transitions. [2019-01-14 19:22:06,519 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 29 states. [2019-01-14 19:22:06,519 INFO L78 Accepts]: Start accepts. Automaton has 29 states. Word has length 90 [2019-01-14 19:22:06,520 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-01-14 19:22:06,521 INFO L225 Difference]: With dead ends: 142 [2019-01-14 19:22:06,521 INFO L226 Difference]: Without dead ends: 140 [2019-01-14 19:22:06,522 INFO L631 BasicCegarLoop]: 0 DeclaredPredicates, 116 GetRequests, 71 SyntacticMatches, 3 SemanticMatches, 42 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 426 ImplicationChecksByTransitivity, 1.2s TimeCoverageRelationStatistics Valid=244, Invalid=1648, Unknown=0, NotChecked=0, Total=1892 [2019-01-14 19:22:06,523 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 140 states. [2019-01-14 19:22:06,525 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 140 to 140. [2019-01-14 19:22:06,525 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 140 states. [2019-01-14 19:22:06,526 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 140 states to 140 states and 143 transitions. [2019-01-14 19:22:06,526 INFO L78 Accepts]: Start accepts. Automaton has 140 states and 143 transitions. Word has length 90 [2019-01-14 19:22:06,526 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-01-14 19:22:06,526 INFO L480 AbstractCegarLoop]: Abstraction has 140 states and 143 transitions. [2019-01-14 19:22:06,526 INFO L481 AbstractCegarLoop]: Interpolant automaton has 29 states. [2019-01-14 19:22:06,526 INFO L276 IsEmpty]: Start isEmpty. Operand 140 states and 143 transitions. [2019-01-14 19:22:06,527 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 90 [2019-01-14 19:22:06,527 INFO L394 BasicCegarLoop]: Found error trace [2019-01-14 19:22:06,527 INFO L402 BasicCegarLoop]: trace histogram [9, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-01-14 19:22:06,528 INFO L423 AbstractCegarLoop]: === Iteration 24 === [ldv_kref_initErr0REQUIRES_VIOLATION, ldv_kref_initErr1REQUIRES_VIOLATION, ldv_list_addErr1REQUIRES_VIOLATION, ldv_list_addErr0REQUIRES_VIOLATION, ldv_kobject_createErr1REQUIRES_VIOLATION, ldv_kobject_createErr0REQUIRES_VIOLATION, ldv_destroy_msgsErr4REQUIRES_VIOLATION, ldv_destroy_msgsErr3REQUIRES_VIOLATION, ldv_destroy_msgsErr2REQUIRES_VIOLATION, ldv_destroy_msgsErr1REQUIRES_VIOLATION, ldv_destroy_msgsErr0REQUIRES_VIOLATION, ldv_destroy_msgsErr5REQUIRES_VIOLATION, ldv_msg_fillErr1REQUIRES_VIOLATION, ldv_msg_fillErr0REQUIRES_VIOLATION, ldv_msg_fillErr5REQUIRES_VIOLATION, ldv_msg_fillErr3REQUIRES_VIOLATION, ldv_msg_fillErr4REQUIRES_VIOLATION, ldv_msg_fillErr2REQUIRES_VIOLATION, ldv_atomic_add_returnErr1REQUIRES_VIOLATION, ldv_atomic_add_returnErr0REQUIRES_VIOLATION, ldv_atomic_add_returnErr3REQUIRES_VIOLATION, ldv_atomic_add_returnErr2REQUIRES_VIOLATION, __ldv_list_delErr0REQUIRES_VIOLATION, __ldv_list_delErr1REQUIRES_VIOLATION, __ldv_list_delErr2REQUIRES_VIOLATION, __ldv_list_delErr3REQUIRES_VIOLATION, ldv_kobject_cleanupErr4ASSERT_VIOLATIONMEMORY_FREE, ldv_kobject_cleanupErr2ASSERT_VIOLATIONMEMORY_FREE, ldv_kobject_cleanupErr7ASSERT_VIOLATIONMEMORY_FREE, ldv_kobject_cleanupErr5ASSERT_VIOLATIONMEMORY_FREE, ldv_kobject_cleanupErr6ASSERT_VIOLATIONMEMORY_FREE, ldv_kobject_cleanupErr3ASSERT_VIOLATIONMEMORY_FREE, ldv_kobject_cleanupErr1REQUIRES_VIOLATION, ldv_kobject_cleanupErr0REQUIRES_VIOLATION, ldv_msg_freeErr7ASSERT_VIOLATIONMEMORY_FREE, ldv_msg_freeErr2ASSERT_VIOLATIONMEMORY_FREE, ldv_msg_freeErr6ASSERT_VIOLATIONMEMORY_FREE, ldv_msg_freeErr5ASSERT_VIOLATIONMEMORY_FREE, ldv_msg_freeErr4ASSERT_VIOLATIONMEMORY_FREE, ldv_msg_freeErr1REQUIRES_VIOLATION, ldv_msg_freeErr0REQUIRES_VIOLATION, ldv_msg_freeErr3ASSERT_VIOLATIONMEMORY_FREE, mainErr0ENSURES_VIOLATIONMEMORY_LEAK, LDV_INIT_LIST_HEADErr1REQUIRES_VIOLATION, LDV_INIT_LIST_HEADErr0REQUIRES_VIOLATION, LDV_INIT_LIST_HEADErr3REQUIRES_VIOLATION, LDV_INIT_LIST_HEADErr2REQUIRES_VIOLATION, ldv_list_delErr1REQUIRES_VIOLATION, ldv_list_delErr0REQUIRES_VIOLATION, ldv_list_delErr3REQUIRES_VIOLATION, ldv_list_delErr2REQUIRES_VIOLATION, __ldv_list_addErr0REQUIRES_VIOLATION, __ldv_list_addErr5REQUIRES_VIOLATION, __ldv_list_addErr6REQUIRES_VIOLATION, __ldv_list_addErr1REQUIRES_VIOLATION, __ldv_list_addErr2REQUIRES_VIOLATION, __ldv_list_addErr7REQUIRES_VIOLATION, __ldv_list_addErr3REQUIRES_VIOLATION, __ldv_list_addErr4REQUIRES_VIOLATION, ldv_dev_set_drvdataErr0REQUIRES_VIOLATION, ldv_dev_set_drvdataErr1REQUIRES_VIOLATION, ldv_atomic_sub_returnErr1REQUIRES_VIOLATION, ldv_atomic_sub_returnErr0REQUIRES_VIOLATION, ldv_atomic_sub_returnErr3REQUIRES_VIOLATION, ldv_atomic_sub_returnErr2REQUIRES_VIOLATION, ldv_list_add_tailErr0REQUIRES_VIOLATION, ldv_list_add_tailErr1REQUIRES_VIOLATION, ldv_dev_get_drvdataErr1REQUIRES_VIOLATION, ldv_dev_get_drvdataErr0REQUIRES_VIOLATION, ldv_msg_allocErr0REQUIRES_VIOLATION, ldv_msg_allocErr1REQUIRES_VIOLATION]=== [2019-01-14 19:22:06,528 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-01-14 19:22:06,528 INFO L82 PathProgramCache]: Analyzing trace with hash 1459228183, now seen corresponding path program 1 times [2019-01-14 19:22:06,528 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2019-01-14 19:22:06,528 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2019-01-14 19:22:06,529 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-01-14 19:22:06,529 INFO L101 rtionOrderModulation]: Changing assertion order to NOT_INCREMENTALLY [2019-01-14 19:22:06,529 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-01-14 19:22:06,544 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-01-14 19:22:06,714 INFO L134 CoverageAnalysis]: Checked inductivity of 45 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 45 trivial. 0 not checked. [2019-01-14 19:22:06,714 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-01-14 19:22:06,714 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [10] imperfect sequences [] total 10 [2019-01-14 19:22:06,715 INFO L459 AbstractCegarLoop]: Interpolant automaton has 10 states [2019-01-14 19:22:06,715 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 10 interpolants. [2019-01-14 19:22:06,715 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=17, Invalid=73, Unknown=0, NotChecked=0, Total=90 [2019-01-14 19:22:06,715 INFO L87 Difference]: Start difference. First operand 140 states and 143 transitions. Second operand 10 states. [2019-01-14 19:22:06,806 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-01-14 19:22:06,807 INFO L93 Difference]: Finished difference Result 142 states and 144 transitions. [2019-01-14 19:22:06,808 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2019-01-14 19:22:06,808 INFO L78 Accepts]: Start accepts. Automaton has 10 states. Word has length 89 [2019-01-14 19:22:06,809 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-01-14 19:22:06,810 INFO L225 Difference]: With dead ends: 142 [2019-01-14 19:22:06,810 INFO L226 Difference]: Without dead ends: 140 [2019-01-14 19:22:06,812 INFO L631 BasicCegarLoop]: 0 DeclaredPredicates, 12 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 10 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=25, Invalid=107, Unknown=0, NotChecked=0, Total=132 [2019-01-14 19:22:06,812 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 140 states. [2019-01-14 19:22:06,816 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 140 to 140. [2019-01-14 19:22:06,817 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 140 states. [2019-01-14 19:22:06,818 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 140 states to 140 states and 142 transitions. [2019-01-14 19:22:06,818 INFO L78 Accepts]: Start accepts. Automaton has 140 states and 142 transitions. Word has length 89 [2019-01-14 19:22:06,818 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-01-14 19:22:06,818 INFO L480 AbstractCegarLoop]: Abstraction has 140 states and 142 transitions. [2019-01-14 19:22:06,818 INFO L481 AbstractCegarLoop]: Interpolant automaton has 10 states. [2019-01-14 19:22:06,818 INFO L276 IsEmpty]: Start isEmpty. Operand 140 states and 142 transitions. [2019-01-14 19:22:06,820 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 106 [2019-01-14 19:22:06,820 INFO L394 BasicCegarLoop]: Found error trace [2019-01-14 19:22:06,820 INFO L402 BasicCegarLoop]: trace histogram [9, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-01-14 19:22:06,821 INFO L423 AbstractCegarLoop]: === Iteration 25 === [ldv_kref_initErr0REQUIRES_VIOLATION, ldv_kref_initErr1REQUIRES_VIOLATION, ldv_list_addErr1REQUIRES_VIOLATION, ldv_list_addErr0REQUIRES_VIOLATION, ldv_kobject_createErr1REQUIRES_VIOLATION, ldv_kobject_createErr0REQUIRES_VIOLATION, ldv_destroy_msgsErr4REQUIRES_VIOLATION, ldv_destroy_msgsErr3REQUIRES_VIOLATION, ldv_destroy_msgsErr2REQUIRES_VIOLATION, ldv_destroy_msgsErr1REQUIRES_VIOLATION, ldv_destroy_msgsErr0REQUIRES_VIOLATION, ldv_destroy_msgsErr5REQUIRES_VIOLATION, ldv_msg_fillErr1REQUIRES_VIOLATION, ldv_msg_fillErr0REQUIRES_VIOLATION, ldv_msg_fillErr5REQUIRES_VIOLATION, ldv_msg_fillErr3REQUIRES_VIOLATION, ldv_msg_fillErr4REQUIRES_VIOLATION, ldv_msg_fillErr2REQUIRES_VIOLATION, ldv_atomic_add_returnErr1REQUIRES_VIOLATION, ldv_atomic_add_returnErr0REQUIRES_VIOLATION, ldv_atomic_add_returnErr3REQUIRES_VIOLATION, ldv_atomic_add_returnErr2REQUIRES_VIOLATION, __ldv_list_delErr0REQUIRES_VIOLATION, __ldv_list_delErr1REQUIRES_VIOLATION, __ldv_list_delErr2REQUIRES_VIOLATION, __ldv_list_delErr3REQUIRES_VIOLATION, ldv_kobject_cleanupErr4ASSERT_VIOLATIONMEMORY_FREE, ldv_kobject_cleanupErr2ASSERT_VIOLATIONMEMORY_FREE, ldv_kobject_cleanupErr7ASSERT_VIOLATIONMEMORY_FREE, ldv_kobject_cleanupErr5ASSERT_VIOLATIONMEMORY_FREE, ldv_kobject_cleanupErr6ASSERT_VIOLATIONMEMORY_FREE, ldv_kobject_cleanupErr3ASSERT_VIOLATIONMEMORY_FREE, ldv_kobject_cleanupErr1REQUIRES_VIOLATION, ldv_kobject_cleanupErr0REQUIRES_VIOLATION, ldv_msg_freeErr7ASSERT_VIOLATIONMEMORY_FREE, ldv_msg_freeErr2ASSERT_VIOLATIONMEMORY_FREE, ldv_msg_freeErr6ASSERT_VIOLATIONMEMORY_FREE, ldv_msg_freeErr5ASSERT_VIOLATIONMEMORY_FREE, ldv_msg_freeErr4ASSERT_VIOLATIONMEMORY_FREE, ldv_msg_freeErr1REQUIRES_VIOLATION, ldv_msg_freeErr0REQUIRES_VIOLATION, ldv_msg_freeErr3ASSERT_VIOLATIONMEMORY_FREE, mainErr0ENSURES_VIOLATIONMEMORY_LEAK, LDV_INIT_LIST_HEADErr1REQUIRES_VIOLATION, LDV_INIT_LIST_HEADErr0REQUIRES_VIOLATION, LDV_INIT_LIST_HEADErr3REQUIRES_VIOLATION, LDV_INIT_LIST_HEADErr2REQUIRES_VIOLATION, ldv_list_delErr1REQUIRES_VIOLATION, ldv_list_delErr0REQUIRES_VIOLATION, ldv_list_delErr3REQUIRES_VIOLATION, ldv_list_delErr2REQUIRES_VIOLATION, __ldv_list_addErr0REQUIRES_VIOLATION, __ldv_list_addErr5REQUIRES_VIOLATION, __ldv_list_addErr6REQUIRES_VIOLATION, __ldv_list_addErr1REQUIRES_VIOLATION, __ldv_list_addErr2REQUIRES_VIOLATION, __ldv_list_addErr7REQUIRES_VIOLATION, __ldv_list_addErr3REQUIRES_VIOLATION, __ldv_list_addErr4REQUIRES_VIOLATION, ldv_dev_set_drvdataErr0REQUIRES_VIOLATION, ldv_dev_set_drvdataErr1REQUIRES_VIOLATION, ldv_atomic_sub_returnErr1REQUIRES_VIOLATION, ldv_atomic_sub_returnErr0REQUIRES_VIOLATION, ldv_atomic_sub_returnErr3REQUIRES_VIOLATION, ldv_atomic_sub_returnErr2REQUIRES_VIOLATION, ldv_list_add_tailErr0REQUIRES_VIOLATION, ldv_list_add_tailErr1REQUIRES_VIOLATION, ldv_dev_get_drvdataErr1REQUIRES_VIOLATION, ldv_dev_get_drvdataErr0REQUIRES_VIOLATION, ldv_msg_allocErr0REQUIRES_VIOLATION, ldv_msg_allocErr1REQUIRES_VIOLATION]=== [2019-01-14 19:22:06,821 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-01-14 19:22:06,821 INFO L82 PathProgramCache]: Analyzing trace with hash -746341148, now seen corresponding path program 1 times [2019-01-14 19:22:06,821 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2019-01-14 19:22:06,821 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2019-01-14 19:22:06,823 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-01-14 19:22:06,824 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-01-14 19:22:06,824 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-01-14 19:22:06,843 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-01-14 19:22:07,162 INFO L134 CoverageAnalysis]: Checked inductivity of 45 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 45 trivial. 0 not checked. [2019-01-14 19:22:07,162 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-01-14 19:22:07,163 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [19] imperfect sequences [] total 19 [2019-01-14 19:22:07,163 INFO L459 AbstractCegarLoop]: Interpolant automaton has 20 states [2019-01-14 19:22:07,163 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 20 interpolants. [2019-01-14 19:22:07,163 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=37, Invalid=343, Unknown=0, NotChecked=0, Total=380 [2019-01-14 19:22:07,166 INFO L87 Difference]: Start difference. First operand 140 states and 142 transitions. Second operand 20 states. [2019-01-14 19:22:07,928 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-01-14 19:22:07,928 INFO L93 Difference]: Finished difference Result 143 states and 145 transitions. [2019-01-14 19:22:07,930 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 21 states. [2019-01-14 19:22:07,930 INFO L78 Accepts]: Start accepts. Automaton has 20 states. Word has length 105 [2019-01-14 19:22:07,931 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-01-14 19:22:07,932 INFO L225 Difference]: With dead ends: 143 [2019-01-14 19:22:07,932 INFO L226 Difference]: Without dead ends: 143 [2019-01-14 19:22:07,933 INFO L631 BasicCegarLoop]: 0 DeclaredPredicates, 26 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 25 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 21 ImplicationChecksByTransitivity, 0.3s TimeCoverageRelationStatistics Valid=65, Invalid=637, Unknown=0, NotChecked=0, Total=702 [2019-01-14 19:22:07,933 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 143 states. [2019-01-14 19:22:07,938 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 143 to 138. [2019-01-14 19:22:07,939 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 138 states. [2019-01-14 19:22:07,939 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 138 states to 138 states and 140 transitions. [2019-01-14 19:22:07,940 INFO L78 Accepts]: Start accepts. Automaton has 138 states and 140 transitions. Word has length 105 [2019-01-14 19:22:07,940 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-01-14 19:22:07,940 INFO L480 AbstractCegarLoop]: Abstraction has 138 states and 140 transitions. [2019-01-14 19:22:07,940 INFO L481 AbstractCegarLoop]: Interpolant automaton has 20 states. [2019-01-14 19:22:07,940 INFO L276 IsEmpty]: Start isEmpty. Operand 138 states and 140 transitions. [2019-01-14 19:22:07,943 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 106 [2019-01-14 19:22:07,943 INFO L394 BasicCegarLoop]: Found error trace [2019-01-14 19:22:07,943 INFO L402 BasicCegarLoop]: trace histogram [9, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-01-14 19:22:07,944 INFO L423 AbstractCegarLoop]: === Iteration 26 === [ldv_kref_initErr0REQUIRES_VIOLATION, ldv_kref_initErr1REQUIRES_VIOLATION, ldv_list_addErr1REQUIRES_VIOLATION, ldv_list_addErr0REQUIRES_VIOLATION, ldv_kobject_createErr1REQUIRES_VIOLATION, ldv_kobject_createErr0REQUIRES_VIOLATION, ldv_destroy_msgsErr4REQUIRES_VIOLATION, ldv_destroy_msgsErr3REQUIRES_VIOLATION, ldv_destroy_msgsErr2REQUIRES_VIOLATION, ldv_destroy_msgsErr1REQUIRES_VIOLATION, ldv_destroy_msgsErr0REQUIRES_VIOLATION, ldv_destroy_msgsErr5REQUIRES_VIOLATION, ldv_msg_fillErr1REQUIRES_VIOLATION, ldv_msg_fillErr0REQUIRES_VIOLATION, ldv_msg_fillErr5REQUIRES_VIOLATION, ldv_msg_fillErr3REQUIRES_VIOLATION, ldv_msg_fillErr4REQUIRES_VIOLATION, ldv_msg_fillErr2REQUIRES_VIOLATION, ldv_atomic_add_returnErr1REQUIRES_VIOLATION, ldv_atomic_add_returnErr0REQUIRES_VIOLATION, ldv_atomic_add_returnErr3REQUIRES_VIOLATION, ldv_atomic_add_returnErr2REQUIRES_VIOLATION, __ldv_list_delErr0REQUIRES_VIOLATION, __ldv_list_delErr1REQUIRES_VIOLATION, __ldv_list_delErr2REQUIRES_VIOLATION, __ldv_list_delErr3REQUIRES_VIOLATION, ldv_kobject_cleanupErr4ASSERT_VIOLATIONMEMORY_FREE, ldv_kobject_cleanupErr2ASSERT_VIOLATIONMEMORY_FREE, ldv_kobject_cleanupErr7ASSERT_VIOLATIONMEMORY_FREE, ldv_kobject_cleanupErr5ASSERT_VIOLATIONMEMORY_FREE, ldv_kobject_cleanupErr6ASSERT_VIOLATIONMEMORY_FREE, ldv_kobject_cleanupErr3ASSERT_VIOLATIONMEMORY_FREE, ldv_kobject_cleanupErr1REQUIRES_VIOLATION, ldv_kobject_cleanupErr0REQUIRES_VIOLATION, ldv_msg_freeErr7ASSERT_VIOLATIONMEMORY_FREE, ldv_msg_freeErr2ASSERT_VIOLATIONMEMORY_FREE, ldv_msg_freeErr6ASSERT_VIOLATIONMEMORY_FREE, ldv_msg_freeErr5ASSERT_VIOLATIONMEMORY_FREE, ldv_msg_freeErr4ASSERT_VIOLATIONMEMORY_FREE, ldv_msg_freeErr1REQUIRES_VIOLATION, ldv_msg_freeErr0REQUIRES_VIOLATION, ldv_msg_freeErr3ASSERT_VIOLATIONMEMORY_FREE, mainErr0ENSURES_VIOLATIONMEMORY_LEAK, LDV_INIT_LIST_HEADErr1REQUIRES_VIOLATION, LDV_INIT_LIST_HEADErr0REQUIRES_VIOLATION, LDV_INIT_LIST_HEADErr3REQUIRES_VIOLATION, LDV_INIT_LIST_HEADErr2REQUIRES_VIOLATION, ldv_list_delErr1REQUIRES_VIOLATION, ldv_list_delErr0REQUIRES_VIOLATION, ldv_list_delErr3REQUIRES_VIOLATION, ldv_list_delErr2REQUIRES_VIOLATION, __ldv_list_addErr0REQUIRES_VIOLATION, __ldv_list_addErr5REQUIRES_VIOLATION, __ldv_list_addErr6REQUIRES_VIOLATION, __ldv_list_addErr1REQUIRES_VIOLATION, __ldv_list_addErr2REQUIRES_VIOLATION, __ldv_list_addErr7REQUIRES_VIOLATION, __ldv_list_addErr3REQUIRES_VIOLATION, __ldv_list_addErr4REQUIRES_VIOLATION, ldv_dev_set_drvdataErr0REQUIRES_VIOLATION, ldv_dev_set_drvdataErr1REQUIRES_VIOLATION, ldv_atomic_sub_returnErr1REQUIRES_VIOLATION, ldv_atomic_sub_returnErr0REQUIRES_VIOLATION, ldv_atomic_sub_returnErr3REQUIRES_VIOLATION, ldv_atomic_sub_returnErr2REQUIRES_VIOLATION, ldv_list_add_tailErr0REQUIRES_VIOLATION, ldv_list_add_tailErr1REQUIRES_VIOLATION, ldv_dev_get_drvdataErr1REQUIRES_VIOLATION, ldv_dev_get_drvdataErr0REQUIRES_VIOLATION, ldv_msg_allocErr0REQUIRES_VIOLATION, ldv_msg_allocErr1REQUIRES_VIOLATION]=== [2019-01-14 19:22:07,944 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-01-14 19:22:07,944 INFO L82 PathProgramCache]: Analyzing trace with hash -746341147, now seen corresponding path program 1 times [2019-01-14 19:22:07,944 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2019-01-14 19:22:07,944 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2019-01-14 19:22:07,945 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-01-14 19:22:07,945 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-01-14 19:22:07,945 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-01-14 19:22:07,973 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-01-14 19:22:08,405 INFO L134 CoverageAnalysis]: Checked inductivity of 45 backedges. 0 proven. 45 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-01-14 19:22:08,405 INFO L300 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2019-01-14 19:22:08,405 INFO L223 ckRefinementStrategy]: Switched to mode Z3_FP No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 10 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 10 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:12000 [2019-01-14 19:22:08,417 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-01-14 19:22:08,505 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-01-14 19:22:08,510 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2019-01-14 19:22:08,553 INFO L134 CoverageAnalysis]: Checked inductivity of 45 backedges. 0 proven. 45 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-01-14 19:22:08,573 INFO L312 seRefinementStrategy]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2019-01-14 19:22:08,573 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [] imperfect sequences [13, 13] total 14 [2019-01-14 19:22:08,574 INFO L459 AbstractCegarLoop]: Interpolant automaton has 14 states [2019-01-14 19:22:08,574 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 14 interpolants. [2019-01-14 19:22:08,574 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=80, Invalid=102, Unknown=0, NotChecked=0, Total=182 [2019-01-14 19:22:08,574 INFO L87 Difference]: Start difference. First operand 138 states and 140 transitions. Second operand 14 states. [2019-01-14 19:22:08,612 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-01-14 19:22:08,613 INFO L93 Difference]: Finished difference Result 141 states and 143 transitions. [2019-01-14 19:22:08,615 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2019-01-14 19:22:08,615 INFO L78 Accepts]: Start accepts. Automaton has 14 states. Word has length 105 [2019-01-14 19:22:08,615 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-01-14 19:22:08,616 INFO L225 Difference]: With dead ends: 141 [2019-01-14 19:22:08,616 INFO L226 Difference]: Without dead ends: 139 [2019-01-14 19:22:08,619 INFO L631 BasicCegarLoop]: 0 DeclaredPredicates, 118 GetRequests, 105 SyntacticMatches, 0 SemanticMatches, 13 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 26 ImplicationChecksByTransitivity, 0.4s TimeCoverageRelationStatistics Valid=84, Invalid=126, Unknown=0, NotChecked=0, Total=210 [2019-01-14 19:22:08,620 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 139 states. [2019-01-14 19:22:08,623 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 139 to 139. [2019-01-14 19:22:08,625 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 139 states. [2019-01-14 19:22:08,625 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 139 states to 139 states and 141 transitions. [2019-01-14 19:22:08,626 INFO L78 Accepts]: Start accepts. Automaton has 139 states and 141 transitions. Word has length 105 [2019-01-14 19:22:08,627 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-01-14 19:22:08,627 INFO L480 AbstractCegarLoop]: Abstraction has 139 states and 141 transitions. [2019-01-14 19:22:08,627 INFO L481 AbstractCegarLoop]: Interpolant automaton has 14 states. [2019-01-14 19:22:08,627 INFO L276 IsEmpty]: Start isEmpty. Operand 139 states and 141 transitions. [2019-01-14 19:22:08,630 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 107 [2019-01-14 19:22:08,630 INFO L394 BasicCegarLoop]: Found error trace [2019-01-14 19:22:08,630 INFO L402 BasicCegarLoop]: trace histogram [10, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-01-14 19:22:08,631 INFO L423 AbstractCegarLoop]: === Iteration 27 === [ldv_kref_initErr0REQUIRES_VIOLATION, ldv_kref_initErr1REQUIRES_VIOLATION, ldv_list_addErr1REQUIRES_VIOLATION, ldv_list_addErr0REQUIRES_VIOLATION, ldv_kobject_createErr1REQUIRES_VIOLATION, ldv_kobject_createErr0REQUIRES_VIOLATION, ldv_destroy_msgsErr4REQUIRES_VIOLATION, ldv_destroy_msgsErr3REQUIRES_VIOLATION, ldv_destroy_msgsErr2REQUIRES_VIOLATION, ldv_destroy_msgsErr1REQUIRES_VIOLATION, ldv_destroy_msgsErr0REQUIRES_VIOLATION, ldv_destroy_msgsErr5REQUIRES_VIOLATION, ldv_msg_fillErr1REQUIRES_VIOLATION, ldv_msg_fillErr0REQUIRES_VIOLATION, ldv_msg_fillErr5REQUIRES_VIOLATION, ldv_msg_fillErr3REQUIRES_VIOLATION, ldv_msg_fillErr4REQUIRES_VIOLATION, ldv_msg_fillErr2REQUIRES_VIOLATION, ldv_atomic_add_returnErr1REQUIRES_VIOLATION, ldv_atomic_add_returnErr0REQUIRES_VIOLATION, ldv_atomic_add_returnErr3REQUIRES_VIOLATION, ldv_atomic_add_returnErr2REQUIRES_VIOLATION, __ldv_list_delErr0REQUIRES_VIOLATION, __ldv_list_delErr1REQUIRES_VIOLATION, __ldv_list_delErr2REQUIRES_VIOLATION, __ldv_list_delErr3REQUIRES_VIOLATION, ldv_kobject_cleanupErr4ASSERT_VIOLATIONMEMORY_FREE, ldv_kobject_cleanupErr2ASSERT_VIOLATIONMEMORY_FREE, ldv_kobject_cleanupErr7ASSERT_VIOLATIONMEMORY_FREE, ldv_kobject_cleanupErr5ASSERT_VIOLATIONMEMORY_FREE, ldv_kobject_cleanupErr6ASSERT_VIOLATIONMEMORY_FREE, ldv_kobject_cleanupErr3ASSERT_VIOLATIONMEMORY_FREE, ldv_kobject_cleanupErr1REQUIRES_VIOLATION, ldv_kobject_cleanupErr0REQUIRES_VIOLATION, ldv_msg_freeErr7ASSERT_VIOLATIONMEMORY_FREE, ldv_msg_freeErr2ASSERT_VIOLATIONMEMORY_FREE, ldv_msg_freeErr6ASSERT_VIOLATIONMEMORY_FREE, ldv_msg_freeErr5ASSERT_VIOLATIONMEMORY_FREE, ldv_msg_freeErr4ASSERT_VIOLATIONMEMORY_FREE, ldv_msg_freeErr1REQUIRES_VIOLATION, ldv_msg_freeErr0REQUIRES_VIOLATION, ldv_msg_freeErr3ASSERT_VIOLATIONMEMORY_FREE, mainErr0ENSURES_VIOLATIONMEMORY_LEAK, LDV_INIT_LIST_HEADErr1REQUIRES_VIOLATION, LDV_INIT_LIST_HEADErr0REQUIRES_VIOLATION, LDV_INIT_LIST_HEADErr3REQUIRES_VIOLATION, LDV_INIT_LIST_HEADErr2REQUIRES_VIOLATION, ldv_list_delErr1REQUIRES_VIOLATION, ldv_list_delErr0REQUIRES_VIOLATION, ldv_list_delErr3REQUIRES_VIOLATION, ldv_list_delErr2REQUIRES_VIOLATION, __ldv_list_addErr0REQUIRES_VIOLATION, __ldv_list_addErr5REQUIRES_VIOLATION, __ldv_list_addErr6REQUIRES_VIOLATION, __ldv_list_addErr1REQUIRES_VIOLATION, __ldv_list_addErr2REQUIRES_VIOLATION, __ldv_list_addErr7REQUIRES_VIOLATION, __ldv_list_addErr3REQUIRES_VIOLATION, __ldv_list_addErr4REQUIRES_VIOLATION, ldv_dev_set_drvdataErr0REQUIRES_VIOLATION, ldv_dev_set_drvdataErr1REQUIRES_VIOLATION, ldv_atomic_sub_returnErr1REQUIRES_VIOLATION, ldv_atomic_sub_returnErr0REQUIRES_VIOLATION, ldv_atomic_sub_returnErr3REQUIRES_VIOLATION, ldv_atomic_sub_returnErr2REQUIRES_VIOLATION, ldv_list_add_tailErr0REQUIRES_VIOLATION, ldv_list_add_tailErr1REQUIRES_VIOLATION, ldv_dev_get_drvdataErr1REQUIRES_VIOLATION, ldv_dev_get_drvdataErr0REQUIRES_VIOLATION, ldv_msg_allocErr0REQUIRES_VIOLATION, ldv_msg_allocErr1REQUIRES_VIOLATION]=== [2019-01-14 19:22:08,631 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-01-14 19:22:08,631 INFO L82 PathProgramCache]: Analyzing trace with hash 1625352988, now seen corresponding path program 2 times [2019-01-14 19:22:08,631 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2019-01-14 19:22:08,631 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2019-01-14 19:22:08,638 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-01-14 19:22:08,638 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-01-14 19:22:08,638 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-01-14 19:22:08,659 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-01-14 19:22:08,874 INFO L134 CoverageAnalysis]: Checked inductivity of 55 backedges. 0 proven. 55 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-01-14 19:22:08,874 INFO L300 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2019-01-14 19:22:08,874 INFO L223 ckRefinementStrategy]: Switched to mode Z3_FP No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 11 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 11 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:12000 [2019-01-14 19:22:08,885 INFO L103 rtionOrderModulation]: Keeping assertion order OUTSIDE_LOOP_FIRST1 [2019-01-14 19:22:08,959 INFO L249 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST1 issued 1 check-sat command(s) [2019-01-14 19:22:08,959 INFO L250 tOrderPrioritization]: Conjunction of SSA is unsat [2019-01-14 19:22:08,965 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2019-01-14 19:22:09,700 INFO L134 CoverageAnalysis]: Checked inductivity of 55 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 55 trivial. 0 not checked. [2019-01-14 19:22:09,719 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 1 imperfect interpolant sequences. [2019-01-14 19:22:09,719 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [22] imperfect sequences [14] total 35 [2019-01-14 19:22:09,720 INFO L459 AbstractCegarLoop]: Interpolant automaton has 35 states [2019-01-14 19:22:09,720 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 35 interpolants. [2019-01-14 19:22:09,721 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=139, Invalid=1051, Unknown=0, NotChecked=0, Total=1190 [2019-01-14 19:22:09,721 INFO L87 Difference]: Start difference. First operand 139 states and 141 transitions. Second operand 35 states. [2019-01-14 19:22:11,783 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-01-14 19:22:11,784 INFO L93 Difference]: Finished difference Result 140 states and 142 transitions. [2019-01-14 19:22:11,785 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 35 states. [2019-01-14 19:22:11,785 INFO L78 Accepts]: Start accepts. Automaton has 35 states. Word has length 106 [2019-01-14 19:22:11,786 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-01-14 19:22:11,787 INFO L225 Difference]: With dead ends: 140 [2019-01-14 19:22:11,787 INFO L226 Difference]: Without dead ends: 138 [2019-01-14 19:22:11,788 INFO L631 BasicCegarLoop]: 0 DeclaredPredicates, 138 GetRequests, 81 SyntacticMatches, 5 SemanticMatches, 52 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 688 ImplicationChecksByTransitivity, 1.3s TimeCoverageRelationStatistics Valid=335, Invalid=2527, Unknown=0, NotChecked=0, Total=2862 [2019-01-14 19:22:11,789 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 138 states. [2019-01-14 19:22:11,791 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 138 to 138. [2019-01-14 19:22:11,791 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 138 states. [2019-01-14 19:22:11,792 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 138 states to 138 states and 140 transitions. [2019-01-14 19:22:11,792 INFO L78 Accepts]: Start accepts. Automaton has 138 states and 140 transitions. Word has length 106 [2019-01-14 19:22:11,792 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-01-14 19:22:11,792 INFO L480 AbstractCegarLoop]: Abstraction has 138 states and 140 transitions. [2019-01-14 19:22:11,792 INFO L481 AbstractCegarLoop]: Interpolant automaton has 35 states. [2019-01-14 19:22:11,792 INFO L276 IsEmpty]: Start isEmpty. Operand 138 states and 140 transitions. [2019-01-14 19:22:11,793 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 111 [2019-01-14 19:22:11,793 INFO L394 BasicCegarLoop]: Found error trace [2019-01-14 19:22:11,793 INFO L402 BasicCegarLoop]: trace histogram [11, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-01-14 19:22:11,797 INFO L423 AbstractCegarLoop]: === Iteration 28 === [ldv_kref_initErr0REQUIRES_VIOLATION, ldv_kref_initErr1REQUIRES_VIOLATION, ldv_list_addErr1REQUIRES_VIOLATION, ldv_list_addErr0REQUIRES_VIOLATION, ldv_kobject_createErr1REQUIRES_VIOLATION, ldv_kobject_createErr0REQUIRES_VIOLATION, ldv_destroy_msgsErr4REQUIRES_VIOLATION, ldv_destroy_msgsErr3REQUIRES_VIOLATION, ldv_destroy_msgsErr2REQUIRES_VIOLATION, ldv_destroy_msgsErr1REQUIRES_VIOLATION, ldv_destroy_msgsErr0REQUIRES_VIOLATION, ldv_destroy_msgsErr5REQUIRES_VIOLATION, ldv_msg_fillErr1REQUIRES_VIOLATION, ldv_msg_fillErr0REQUIRES_VIOLATION, ldv_msg_fillErr5REQUIRES_VIOLATION, ldv_msg_fillErr3REQUIRES_VIOLATION, ldv_msg_fillErr4REQUIRES_VIOLATION, ldv_msg_fillErr2REQUIRES_VIOLATION, ldv_atomic_add_returnErr1REQUIRES_VIOLATION, ldv_atomic_add_returnErr0REQUIRES_VIOLATION, ldv_atomic_add_returnErr3REQUIRES_VIOLATION, ldv_atomic_add_returnErr2REQUIRES_VIOLATION, __ldv_list_delErr0REQUIRES_VIOLATION, __ldv_list_delErr1REQUIRES_VIOLATION, __ldv_list_delErr2REQUIRES_VIOLATION, __ldv_list_delErr3REQUIRES_VIOLATION, ldv_kobject_cleanupErr4ASSERT_VIOLATIONMEMORY_FREE, ldv_kobject_cleanupErr2ASSERT_VIOLATIONMEMORY_FREE, ldv_kobject_cleanupErr7ASSERT_VIOLATIONMEMORY_FREE, ldv_kobject_cleanupErr5ASSERT_VIOLATIONMEMORY_FREE, ldv_kobject_cleanupErr6ASSERT_VIOLATIONMEMORY_FREE, ldv_kobject_cleanupErr3ASSERT_VIOLATIONMEMORY_FREE, ldv_kobject_cleanupErr1REQUIRES_VIOLATION, ldv_kobject_cleanupErr0REQUIRES_VIOLATION, ldv_msg_freeErr7ASSERT_VIOLATIONMEMORY_FREE, ldv_msg_freeErr2ASSERT_VIOLATIONMEMORY_FREE, ldv_msg_freeErr6ASSERT_VIOLATIONMEMORY_FREE, ldv_msg_freeErr5ASSERT_VIOLATIONMEMORY_FREE, ldv_msg_freeErr4ASSERT_VIOLATIONMEMORY_FREE, ldv_msg_freeErr1REQUIRES_VIOLATION, ldv_msg_freeErr0REQUIRES_VIOLATION, ldv_msg_freeErr3ASSERT_VIOLATIONMEMORY_FREE, mainErr0ENSURES_VIOLATIONMEMORY_LEAK, LDV_INIT_LIST_HEADErr1REQUIRES_VIOLATION, LDV_INIT_LIST_HEADErr0REQUIRES_VIOLATION, LDV_INIT_LIST_HEADErr3REQUIRES_VIOLATION, LDV_INIT_LIST_HEADErr2REQUIRES_VIOLATION, ldv_list_delErr1REQUIRES_VIOLATION, ldv_list_delErr0REQUIRES_VIOLATION, ldv_list_delErr3REQUIRES_VIOLATION, ldv_list_delErr2REQUIRES_VIOLATION, __ldv_list_addErr0REQUIRES_VIOLATION, __ldv_list_addErr5REQUIRES_VIOLATION, __ldv_list_addErr6REQUIRES_VIOLATION, __ldv_list_addErr1REQUIRES_VIOLATION, __ldv_list_addErr2REQUIRES_VIOLATION, __ldv_list_addErr7REQUIRES_VIOLATION, __ldv_list_addErr3REQUIRES_VIOLATION, __ldv_list_addErr4REQUIRES_VIOLATION, ldv_dev_set_drvdataErr0REQUIRES_VIOLATION, ldv_dev_set_drvdataErr1REQUIRES_VIOLATION, ldv_atomic_sub_returnErr1REQUIRES_VIOLATION, ldv_atomic_sub_returnErr0REQUIRES_VIOLATION, ldv_atomic_sub_returnErr3REQUIRES_VIOLATION, ldv_atomic_sub_returnErr2REQUIRES_VIOLATION, ldv_list_add_tailErr0REQUIRES_VIOLATION, ldv_list_add_tailErr1REQUIRES_VIOLATION, ldv_dev_get_drvdataErr1REQUIRES_VIOLATION, ldv_dev_get_drvdataErr0REQUIRES_VIOLATION, ldv_msg_allocErr0REQUIRES_VIOLATION, ldv_msg_allocErr1REQUIRES_VIOLATION]=== [2019-01-14 19:22:11,797 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-01-14 19:22:11,797 INFO L82 PathProgramCache]: Analyzing trace with hash 2129846, now seen corresponding path program 1 times [2019-01-14 19:22:11,797 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2019-01-14 19:22:11,797 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2019-01-14 19:22:11,798 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-01-14 19:22:11,798 INFO L101 rtionOrderModulation]: Changing assertion order to NOT_INCREMENTALLY [2019-01-14 19:22:11,799 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-01-14 19:22:11,826 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-01-14 19:22:12,335 INFO L134 CoverageAnalysis]: Checked inductivity of 66 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 66 trivial. 0 not checked. [2019-01-14 19:22:12,335 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-01-14 19:22:12,335 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [19] imperfect sequences [] total 19 [2019-01-14 19:22:12,335 INFO L459 AbstractCegarLoop]: Interpolant automaton has 20 states [2019-01-14 19:22:12,336 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 20 interpolants. [2019-01-14 19:22:12,336 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=37, Invalid=343, Unknown=0, NotChecked=0, Total=380 [2019-01-14 19:22:12,336 INFO L87 Difference]: Start difference. First operand 138 states and 140 transitions. Second operand 20 states. [2019-01-14 19:22:13,181 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-01-14 19:22:13,181 INFO L93 Difference]: Finished difference Result 137 states and 139 transitions. [2019-01-14 19:22:13,182 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2019-01-14 19:22:13,183 INFO L78 Accepts]: Start accepts. Automaton has 20 states. Word has length 110 [2019-01-14 19:22:13,183 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-01-14 19:22:13,184 INFO L225 Difference]: With dead ends: 137 [2019-01-14 19:22:13,185 INFO L226 Difference]: Without dead ends: 137 [2019-01-14 19:22:13,186 INFO L631 BasicCegarLoop]: 0 DeclaredPredicates, 26 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 25 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 21 ImplicationChecksByTransitivity, 0.5s TimeCoverageRelationStatistics Valid=65, Invalid=637, Unknown=0, NotChecked=0, Total=702 [2019-01-14 19:22:13,186 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 137 states. [2019-01-14 19:22:13,188 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 137 to 137. [2019-01-14 19:22:13,188 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 137 states. [2019-01-14 19:22:13,188 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 137 states to 137 states and 139 transitions. [2019-01-14 19:22:13,189 INFO L78 Accepts]: Start accepts. Automaton has 137 states and 139 transitions. Word has length 110 [2019-01-14 19:22:13,192 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-01-14 19:22:13,192 INFO L480 AbstractCegarLoop]: Abstraction has 137 states and 139 transitions. [2019-01-14 19:22:13,192 INFO L481 AbstractCegarLoop]: Interpolant automaton has 20 states. [2019-01-14 19:22:13,192 INFO L276 IsEmpty]: Start isEmpty. Operand 137 states and 139 transitions. [2019-01-14 19:22:13,193 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 114 [2019-01-14 19:22:13,193 INFO L394 BasicCegarLoop]: Found error trace [2019-01-14 19:22:13,193 INFO L402 BasicCegarLoop]: trace histogram [11, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-01-14 19:22:13,194 INFO L423 AbstractCegarLoop]: === Iteration 29 === [ldv_kref_initErr0REQUIRES_VIOLATION, ldv_kref_initErr1REQUIRES_VIOLATION, ldv_list_addErr1REQUIRES_VIOLATION, ldv_list_addErr0REQUIRES_VIOLATION, ldv_kobject_createErr1REQUIRES_VIOLATION, ldv_kobject_createErr0REQUIRES_VIOLATION, ldv_destroy_msgsErr4REQUIRES_VIOLATION, ldv_destroy_msgsErr3REQUIRES_VIOLATION, ldv_destroy_msgsErr2REQUIRES_VIOLATION, ldv_destroy_msgsErr1REQUIRES_VIOLATION, ldv_destroy_msgsErr0REQUIRES_VIOLATION, ldv_destroy_msgsErr5REQUIRES_VIOLATION, ldv_msg_fillErr1REQUIRES_VIOLATION, ldv_msg_fillErr0REQUIRES_VIOLATION, ldv_msg_fillErr5REQUIRES_VIOLATION, ldv_msg_fillErr3REQUIRES_VIOLATION, ldv_msg_fillErr4REQUIRES_VIOLATION, ldv_msg_fillErr2REQUIRES_VIOLATION, ldv_atomic_add_returnErr1REQUIRES_VIOLATION, ldv_atomic_add_returnErr0REQUIRES_VIOLATION, ldv_atomic_add_returnErr3REQUIRES_VIOLATION, ldv_atomic_add_returnErr2REQUIRES_VIOLATION, __ldv_list_delErr0REQUIRES_VIOLATION, __ldv_list_delErr1REQUIRES_VIOLATION, __ldv_list_delErr2REQUIRES_VIOLATION, __ldv_list_delErr3REQUIRES_VIOLATION, ldv_kobject_cleanupErr4ASSERT_VIOLATIONMEMORY_FREE, ldv_kobject_cleanupErr2ASSERT_VIOLATIONMEMORY_FREE, ldv_kobject_cleanupErr7ASSERT_VIOLATIONMEMORY_FREE, ldv_kobject_cleanupErr5ASSERT_VIOLATIONMEMORY_FREE, ldv_kobject_cleanupErr6ASSERT_VIOLATIONMEMORY_FREE, ldv_kobject_cleanupErr3ASSERT_VIOLATIONMEMORY_FREE, ldv_kobject_cleanupErr1REQUIRES_VIOLATION, ldv_kobject_cleanupErr0REQUIRES_VIOLATION, ldv_msg_freeErr7ASSERT_VIOLATIONMEMORY_FREE, ldv_msg_freeErr2ASSERT_VIOLATIONMEMORY_FREE, ldv_msg_freeErr6ASSERT_VIOLATIONMEMORY_FREE, ldv_msg_freeErr5ASSERT_VIOLATIONMEMORY_FREE, ldv_msg_freeErr4ASSERT_VIOLATIONMEMORY_FREE, ldv_msg_freeErr1REQUIRES_VIOLATION, ldv_msg_freeErr0REQUIRES_VIOLATION, ldv_msg_freeErr3ASSERT_VIOLATIONMEMORY_FREE, mainErr0ENSURES_VIOLATIONMEMORY_LEAK, LDV_INIT_LIST_HEADErr1REQUIRES_VIOLATION, LDV_INIT_LIST_HEADErr0REQUIRES_VIOLATION, LDV_INIT_LIST_HEADErr3REQUIRES_VIOLATION, LDV_INIT_LIST_HEADErr2REQUIRES_VIOLATION, ldv_list_delErr1REQUIRES_VIOLATION, ldv_list_delErr0REQUIRES_VIOLATION, ldv_list_delErr3REQUIRES_VIOLATION, ldv_list_delErr2REQUIRES_VIOLATION, __ldv_list_addErr0REQUIRES_VIOLATION, __ldv_list_addErr5REQUIRES_VIOLATION, __ldv_list_addErr6REQUIRES_VIOLATION, __ldv_list_addErr1REQUIRES_VIOLATION, __ldv_list_addErr2REQUIRES_VIOLATION, __ldv_list_addErr7REQUIRES_VIOLATION, __ldv_list_addErr3REQUIRES_VIOLATION, __ldv_list_addErr4REQUIRES_VIOLATION, ldv_dev_set_drvdataErr0REQUIRES_VIOLATION, ldv_dev_set_drvdataErr1REQUIRES_VIOLATION, ldv_atomic_sub_returnErr1REQUIRES_VIOLATION, ldv_atomic_sub_returnErr0REQUIRES_VIOLATION, ldv_atomic_sub_returnErr3REQUIRES_VIOLATION, ldv_atomic_sub_returnErr2REQUIRES_VIOLATION, ldv_list_add_tailErr0REQUIRES_VIOLATION, ldv_list_add_tailErr1REQUIRES_VIOLATION, ldv_dev_get_drvdataErr1REQUIRES_VIOLATION, ldv_dev_get_drvdataErr0REQUIRES_VIOLATION, ldv_msg_allocErr0REQUIRES_VIOLATION, ldv_msg_allocErr1REQUIRES_VIOLATION]=== [2019-01-14 19:22:13,194 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-01-14 19:22:13,194 INFO L82 PathProgramCache]: Analyzing trace with hash -973953368, now seen corresponding path program 1 times [2019-01-14 19:22:13,194 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2019-01-14 19:22:13,194 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2019-01-14 19:22:13,195 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-01-14 19:22:13,195 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-01-14 19:22:13,196 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-01-14 19:22:13,224 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-01-14 19:22:13,740 INFO L134 CoverageAnalysis]: Checked inductivity of 66 backedges. 0 proven. 66 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-01-14 19:22:13,741 INFO L300 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2019-01-14 19:22:13,741 INFO L223 ckRefinementStrategy]: Switched to mode Z3_FP No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 12 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 12 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:12000 [2019-01-14 19:22:13,752 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-01-14 19:22:13,831 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-01-14 19:22:13,835 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2019-01-14 19:22:13,866 INFO L134 CoverageAnalysis]: Checked inductivity of 66 backedges. 0 proven. 66 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-01-14 19:22:13,887 INFO L312 seRefinementStrategy]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2019-01-14 19:22:13,887 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [] imperfect sequences [15, 15] total 16 [2019-01-14 19:22:13,888 INFO L459 AbstractCegarLoop]: Interpolant automaton has 16 states [2019-01-14 19:22:13,888 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 16 interpolants. [2019-01-14 19:22:13,888 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=107, Invalid=133, Unknown=0, NotChecked=0, Total=240 [2019-01-14 19:22:13,888 INFO L87 Difference]: Start difference. First operand 137 states and 139 transitions. Second operand 16 states. [2019-01-14 19:22:13,946 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-01-14 19:22:13,947 INFO L93 Difference]: Finished difference Result 140 states and 142 transitions. [2019-01-14 19:22:13,949 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2019-01-14 19:22:13,949 INFO L78 Accepts]: Start accepts. Automaton has 16 states. Word has length 113 [2019-01-14 19:22:13,949 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-01-14 19:22:13,950 INFO L225 Difference]: With dead ends: 140 [2019-01-14 19:22:13,950 INFO L226 Difference]: Without dead ends: 138 [2019-01-14 19:22:13,950 INFO L631 BasicCegarLoop]: 0 DeclaredPredicates, 128 GetRequests, 113 SyntacticMatches, 0 SemanticMatches, 15 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 32 ImplicationChecksByTransitivity, 0.4s TimeCoverageRelationStatistics Valid=111, Invalid=161, Unknown=0, NotChecked=0, Total=272 [2019-01-14 19:22:13,951 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 138 states. [2019-01-14 19:22:13,953 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 138 to 138. [2019-01-14 19:22:13,953 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 138 states. [2019-01-14 19:22:13,953 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 138 states to 138 states and 140 transitions. [2019-01-14 19:22:13,954 INFO L78 Accepts]: Start accepts. Automaton has 138 states and 140 transitions. Word has length 113 [2019-01-14 19:22:13,954 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-01-14 19:22:13,954 INFO L480 AbstractCegarLoop]: Abstraction has 138 states and 140 transitions. [2019-01-14 19:22:13,954 INFO L481 AbstractCegarLoop]: Interpolant automaton has 16 states. [2019-01-14 19:22:13,954 INFO L276 IsEmpty]: Start isEmpty. Operand 138 states and 140 transitions. [2019-01-14 19:22:13,955 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 115 [2019-01-14 19:22:13,955 INFO L394 BasicCegarLoop]: Found error trace [2019-01-14 19:22:13,955 INFO L402 BasicCegarLoop]: trace histogram [12, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-01-14 19:22:13,956 INFO L423 AbstractCegarLoop]: === Iteration 30 === [ldv_kref_initErr0REQUIRES_VIOLATION, ldv_kref_initErr1REQUIRES_VIOLATION, ldv_list_addErr1REQUIRES_VIOLATION, ldv_list_addErr0REQUIRES_VIOLATION, ldv_kobject_createErr1REQUIRES_VIOLATION, ldv_kobject_createErr0REQUIRES_VIOLATION, ldv_destroy_msgsErr4REQUIRES_VIOLATION, ldv_destroy_msgsErr3REQUIRES_VIOLATION, ldv_destroy_msgsErr2REQUIRES_VIOLATION, ldv_destroy_msgsErr1REQUIRES_VIOLATION, ldv_destroy_msgsErr0REQUIRES_VIOLATION, ldv_destroy_msgsErr5REQUIRES_VIOLATION, ldv_msg_fillErr1REQUIRES_VIOLATION, ldv_msg_fillErr0REQUIRES_VIOLATION, ldv_msg_fillErr5REQUIRES_VIOLATION, ldv_msg_fillErr3REQUIRES_VIOLATION, ldv_msg_fillErr4REQUIRES_VIOLATION, ldv_msg_fillErr2REQUIRES_VIOLATION, ldv_atomic_add_returnErr1REQUIRES_VIOLATION, ldv_atomic_add_returnErr0REQUIRES_VIOLATION, ldv_atomic_add_returnErr3REQUIRES_VIOLATION, ldv_atomic_add_returnErr2REQUIRES_VIOLATION, __ldv_list_delErr0REQUIRES_VIOLATION, __ldv_list_delErr1REQUIRES_VIOLATION, __ldv_list_delErr2REQUIRES_VIOLATION, __ldv_list_delErr3REQUIRES_VIOLATION, ldv_kobject_cleanupErr4ASSERT_VIOLATIONMEMORY_FREE, ldv_kobject_cleanupErr2ASSERT_VIOLATIONMEMORY_FREE, ldv_kobject_cleanupErr7ASSERT_VIOLATIONMEMORY_FREE, ldv_kobject_cleanupErr5ASSERT_VIOLATIONMEMORY_FREE, ldv_kobject_cleanupErr6ASSERT_VIOLATIONMEMORY_FREE, ldv_kobject_cleanupErr3ASSERT_VIOLATIONMEMORY_FREE, ldv_kobject_cleanupErr1REQUIRES_VIOLATION, ldv_kobject_cleanupErr0REQUIRES_VIOLATION, ldv_msg_freeErr7ASSERT_VIOLATIONMEMORY_FREE, ldv_msg_freeErr2ASSERT_VIOLATIONMEMORY_FREE, ldv_msg_freeErr6ASSERT_VIOLATIONMEMORY_FREE, ldv_msg_freeErr5ASSERT_VIOLATIONMEMORY_FREE, ldv_msg_freeErr4ASSERT_VIOLATIONMEMORY_FREE, ldv_msg_freeErr1REQUIRES_VIOLATION, ldv_msg_freeErr0REQUIRES_VIOLATION, ldv_msg_freeErr3ASSERT_VIOLATIONMEMORY_FREE, mainErr0ENSURES_VIOLATIONMEMORY_LEAK, LDV_INIT_LIST_HEADErr1REQUIRES_VIOLATION, LDV_INIT_LIST_HEADErr0REQUIRES_VIOLATION, LDV_INIT_LIST_HEADErr3REQUIRES_VIOLATION, LDV_INIT_LIST_HEADErr2REQUIRES_VIOLATION, ldv_list_delErr1REQUIRES_VIOLATION, ldv_list_delErr0REQUIRES_VIOLATION, ldv_list_delErr3REQUIRES_VIOLATION, ldv_list_delErr2REQUIRES_VIOLATION, __ldv_list_addErr0REQUIRES_VIOLATION, __ldv_list_addErr5REQUIRES_VIOLATION, __ldv_list_addErr6REQUIRES_VIOLATION, __ldv_list_addErr1REQUIRES_VIOLATION, __ldv_list_addErr2REQUIRES_VIOLATION, __ldv_list_addErr7REQUIRES_VIOLATION, __ldv_list_addErr3REQUIRES_VIOLATION, __ldv_list_addErr4REQUIRES_VIOLATION, ldv_dev_set_drvdataErr0REQUIRES_VIOLATION, ldv_dev_set_drvdataErr1REQUIRES_VIOLATION, ldv_atomic_sub_returnErr1REQUIRES_VIOLATION, ldv_atomic_sub_returnErr0REQUIRES_VIOLATION, ldv_atomic_sub_returnErr3REQUIRES_VIOLATION, ldv_atomic_sub_returnErr2REQUIRES_VIOLATION, ldv_list_add_tailErr0REQUIRES_VIOLATION, ldv_list_add_tailErr1REQUIRES_VIOLATION, ldv_dev_get_drvdataErr1REQUIRES_VIOLATION, ldv_dev_get_drvdataErr0REQUIRES_VIOLATION, ldv_msg_allocErr0REQUIRES_VIOLATION, ldv_msg_allocErr1REQUIRES_VIOLATION]=== [2019-01-14 19:22:13,961 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-01-14 19:22:13,961 INFO L82 PathProgramCache]: Analyzing trace with hash -856314401, now seen corresponding path program 2 times [2019-01-14 19:22:13,961 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2019-01-14 19:22:13,961 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2019-01-14 19:22:13,962 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-01-14 19:22:13,962 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-01-14 19:22:13,962 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-01-14 19:22:13,988 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-01-14 19:22:14,242 INFO L134 CoverageAnalysis]: Checked inductivity of 78 backedges. 0 proven. 78 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-01-14 19:22:14,242 INFO L300 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2019-01-14 19:22:14,242 INFO L223 ckRefinementStrategy]: Switched to mode Z3_FP No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 13 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 13 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:12000 [2019-01-14 19:22:14,254 INFO L103 rtionOrderModulation]: Keeping assertion order OUTSIDE_LOOP_FIRST1 [2019-01-14 19:22:14,336 INFO L249 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST1 issued 1 check-sat command(s) [2019-01-14 19:22:14,336 INFO L250 tOrderPrioritization]: Conjunction of SSA is unsat [2019-01-14 19:22:14,344 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2019-01-14 19:22:14,466 INFO L478 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 8 [2019-01-14 19:22:14,470 INFO L478 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 8 treesize of output 7 [2019-01-14 19:22:14,471 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2019-01-14 19:22:14,476 INFO L267 ElimStorePlain]: Start of recursive call 2: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2019-01-14 19:22:14,479 INFO L267 ElimStorePlain]: Start of recursive call 1: 1 dim-2 vars, End of recursive call: and 1 xjuncts. [2019-01-14 19:22:14,480 INFO L202 ElimStorePlain]: Needed 3 recursive calls to eliminate 1 variables, input treesize:11, output treesize:7 [2019-01-14 19:22:14,587 INFO L267 ElimStorePlain]: Start of recursive call 3: 1 dim-0 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2019-01-14 19:22:14,595 INFO L267 ElimStorePlain]: Start of recursive call 2: 1 dim-1 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2019-01-14 19:22:14,600 INFO L267 ElimStorePlain]: Start of recursive call 1: 1 dim-0 vars, 1 dim-2 vars, End of recursive call: 2 dim-0 vars, and 1 xjuncts. [2019-01-14 19:22:14,601 INFO L202 ElimStorePlain]: Needed 3 recursive calls to eliminate 2 variables, input treesize:38, output treesize:26 [2019-01-14 19:22:15,391 WARN L860 $PredicateComparison]: unable to prove that (exists ((LDV_INIT_LIST_HEAD_~list.offset Int) (v_DerPreprocessor_2 Int)) (and (= |c_#memory_int| (store |c_old(#memory_int)| |c_LDV_INIT_LIST_HEAD_#in~list.base| (let ((.cse0 (+ LDV_INIT_LIST_HEAD_~list.offset 4))) (store (store (select |c_old(#memory_int)| |c_LDV_INIT_LIST_HEAD_#in~list.base|) LDV_INIT_LIST_HEAD_~list.offset v_DerPreprocessor_2) .cse0 (select (select |c_#memory_int| |c_LDV_INIT_LIST_HEAD_#in~list.base|) .cse0))))) (<= LDV_INIT_LIST_HEAD_~list.offset |c_LDV_INIT_LIST_HEAD_#in~list.offset|))) is different from true [2019-01-14 19:22:15,420 INFO L478 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 32 treesize of output 27 [2019-01-14 19:22:15,423 INFO L701 Elim1Store]: detected not equals via solver [2019-01-14 19:22:15,425 INFO L478 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 27 treesize of output 35 [2019-01-14 19:22:15,428 INFO L701 Elim1Store]: detected not equals via solver [2019-01-14 19:22:15,429 INFO L701 Elim1Store]: detected not equals via solver [2019-01-14 19:22:15,433 INFO L478 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 3 disjoint index pairs (out of 1 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 29 treesize of output 37 [2019-01-14 19:22:15,434 INFO L267 ElimStorePlain]: Start of recursive call 4: End of recursive call: and 1 xjuncts. [2019-01-14 19:22:15,446 INFO L267 ElimStorePlain]: Start of recursive call 3: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2019-01-14 19:22:15,451 INFO L267 ElimStorePlain]: Start of recursive call 2: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2019-01-14 19:22:15,456 INFO L267 ElimStorePlain]: Start of recursive call 1: 2 dim-0 vars, 1 dim-2 vars, End of recursive call: and 1 xjuncts. [2019-01-14 19:22:15,457 INFO L202 ElimStorePlain]: Needed 4 recursive calls to eliminate 3 variables, input treesize:37, output treesize:9 [2019-01-14 19:22:16,020 INFO L701 Elim1Store]: detected not equals via solver [2019-01-14 19:22:16,021 INFO L478 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 29 treesize of output 36 [2019-01-14 19:22:16,044 INFO L683 Elim1Store]: detected equality via solver [2019-01-14 19:22:16,046 INFO L701 Elim1Store]: detected not equals via solver [2019-01-14 19:22:16,047 INFO L478 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 36 treesize of output 15 [2019-01-14 19:22:16,047 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2019-01-14 19:22:16,063 INFO L267 ElimStorePlain]: Start of recursive call 2: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2019-01-14 19:22:16,067 INFO L267 ElimStorePlain]: Start of recursive call 1: 1 dim-2 vars, End of recursive call: and 1 xjuncts. [2019-01-14 19:22:16,067 INFO L202 ElimStorePlain]: Needed 3 recursive calls to eliminate 1 variables, input treesize:32, output treesize:13 [2019-01-14 19:22:16,905 INFO L478 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 17 treesize of output 13 [2019-01-14 19:22:16,907 INFO L478 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 13 treesize of output 5 [2019-01-14 19:22:16,907 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2019-01-14 19:22:16,920 INFO L267 ElimStorePlain]: Start of recursive call 2: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2019-01-14 19:22:16,922 INFO L267 ElimStorePlain]: Start of recursive call 1: 1 dim-0 vars, 1 dim-2 vars, End of recursive call: and 1 xjuncts. [2019-01-14 19:22:16,922 INFO L202 ElimStorePlain]: Needed 3 recursive calls to eliminate 2 variables, input treesize:17, output treesize:5 [2019-01-14 19:22:16,979 INFO L134 CoverageAnalysis]: Checked inductivity of 78 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 78 trivial. 0 not checked. [2019-01-14 19:22:16,997 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 1 imperfect interpolant sequences. [2019-01-14 19:22:16,997 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [42] imperfect sequences [16] total 56 [2019-01-14 19:22:16,998 INFO L459 AbstractCegarLoop]: Interpolant automaton has 56 states [2019-01-14 19:22:16,998 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 56 interpolants. [2019-01-14 19:22:16,999 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=200, Invalid=2773, Unknown=1, NotChecked=106, Total=3080 [2019-01-14 19:22:16,999 INFO L87 Difference]: Start difference. First operand 138 states and 140 transitions. Second operand 56 states. [2019-01-14 19:22:20,082 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-01-14 19:22:20,083 INFO L93 Difference]: Finished difference Result 116 states and 116 transitions. [2019-01-14 19:22:20,084 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 58 states. [2019-01-14 19:22:20,085 INFO L78 Accepts]: Start accepts. Automaton has 56 states. Word has length 114 [2019-01-14 19:22:20,085 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-01-14 19:22:20,086 INFO L225 Difference]: With dead ends: 116 [2019-01-14 19:22:20,086 INFO L226 Difference]: Without dead ends: 114 [2019-01-14 19:22:20,089 INFO L631 BasicCegarLoop]: 0 DeclaredPredicates, 150 GetRequests, 75 SyntacticMatches, 0 SemanticMatches, 75 ConstructedPredicates, 1 IntricatePredicates, 0 DeprecatedPredicates, 1010 ImplicationChecksByTransitivity, 3.2s TimeCoverageRelationStatistics Valid=306, Invalid=5397, Unknown=1, NotChecked=148, Total=5852 [2019-01-14 19:22:20,089 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 114 states. [2019-01-14 19:22:20,091 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 114 to 114. [2019-01-14 19:22:20,092 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 114 states. [2019-01-14 19:22:20,092 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 114 states to 114 states and 114 transitions. [2019-01-14 19:22:20,092 INFO L78 Accepts]: Start accepts. Automaton has 114 states and 114 transitions. Word has length 114 [2019-01-14 19:22:20,093 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-01-14 19:22:20,093 INFO L480 AbstractCegarLoop]: Abstraction has 114 states and 114 transitions. [2019-01-14 19:22:20,093 INFO L481 AbstractCegarLoop]: Interpolant automaton has 56 states. [2019-01-14 19:22:20,093 INFO L276 IsEmpty]: Start isEmpty. Operand 114 states and 114 transitions. [2019-01-14 19:22:20,097 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 114 [2019-01-14 19:22:20,097 INFO L394 BasicCegarLoop]: Found error trace [2019-01-14 19:22:20,097 INFO L402 BasicCegarLoop]: trace histogram [13, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-01-14 19:22:20,100 INFO L423 AbstractCegarLoop]: === Iteration 31 === [ldv_kref_initErr0REQUIRES_VIOLATION, ldv_kref_initErr1REQUIRES_VIOLATION, ldv_list_addErr1REQUIRES_VIOLATION, ldv_list_addErr0REQUIRES_VIOLATION, ldv_kobject_createErr1REQUIRES_VIOLATION, ldv_kobject_createErr0REQUIRES_VIOLATION, ldv_destroy_msgsErr4REQUIRES_VIOLATION, ldv_destroy_msgsErr3REQUIRES_VIOLATION, ldv_destroy_msgsErr2REQUIRES_VIOLATION, ldv_destroy_msgsErr1REQUIRES_VIOLATION, ldv_destroy_msgsErr0REQUIRES_VIOLATION, ldv_destroy_msgsErr5REQUIRES_VIOLATION, ldv_msg_fillErr1REQUIRES_VIOLATION, ldv_msg_fillErr0REQUIRES_VIOLATION, ldv_msg_fillErr5REQUIRES_VIOLATION, ldv_msg_fillErr3REQUIRES_VIOLATION, ldv_msg_fillErr4REQUIRES_VIOLATION, ldv_msg_fillErr2REQUIRES_VIOLATION, ldv_atomic_add_returnErr1REQUIRES_VIOLATION, ldv_atomic_add_returnErr0REQUIRES_VIOLATION, ldv_atomic_add_returnErr3REQUIRES_VIOLATION, ldv_atomic_add_returnErr2REQUIRES_VIOLATION, __ldv_list_delErr0REQUIRES_VIOLATION, __ldv_list_delErr1REQUIRES_VIOLATION, __ldv_list_delErr2REQUIRES_VIOLATION, __ldv_list_delErr3REQUIRES_VIOLATION, ldv_kobject_cleanupErr4ASSERT_VIOLATIONMEMORY_FREE, ldv_kobject_cleanupErr2ASSERT_VIOLATIONMEMORY_FREE, ldv_kobject_cleanupErr7ASSERT_VIOLATIONMEMORY_FREE, ldv_kobject_cleanupErr5ASSERT_VIOLATIONMEMORY_FREE, ldv_kobject_cleanupErr6ASSERT_VIOLATIONMEMORY_FREE, ldv_kobject_cleanupErr3ASSERT_VIOLATIONMEMORY_FREE, ldv_kobject_cleanupErr1REQUIRES_VIOLATION, ldv_kobject_cleanupErr0REQUIRES_VIOLATION, ldv_msg_freeErr7ASSERT_VIOLATIONMEMORY_FREE, ldv_msg_freeErr2ASSERT_VIOLATIONMEMORY_FREE, ldv_msg_freeErr6ASSERT_VIOLATIONMEMORY_FREE, ldv_msg_freeErr5ASSERT_VIOLATIONMEMORY_FREE, ldv_msg_freeErr4ASSERT_VIOLATIONMEMORY_FREE, ldv_msg_freeErr1REQUIRES_VIOLATION, ldv_msg_freeErr0REQUIRES_VIOLATION, ldv_msg_freeErr3ASSERT_VIOLATIONMEMORY_FREE, mainErr0ENSURES_VIOLATIONMEMORY_LEAK, LDV_INIT_LIST_HEADErr1REQUIRES_VIOLATION, LDV_INIT_LIST_HEADErr0REQUIRES_VIOLATION, LDV_INIT_LIST_HEADErr3REQUIRES_VIOLATION, LDV_INIT_LIST_HEADErr2REQUIRES_VIOLATION, ldv_list_delErr1REQUIRES_VIOLATION, ldv_list_delErr0REQUIRES_VIOLATION, ldv_list_delErr3REQUIRES_VIOLATION, ldv_list_delErr2REQUIRES_VIOLATION, __ldv_list_addErr0REQUIRES_VIOLATION, __ldv_list_addErr5REQUIRES_VIOLATION, __ldv_list_addErr6REQUIRES_VIOLATION, __ldv_list_addErr1REQUIRES_VIOLATION, __ldv_list_addErr2REQUIRES_VIOLATION, __ldv_list_addErr7REQUIRES_VIOLATION, __ldv_list_addErr3REQUIRES_VIOLATION, __ldv_list_addErr4REQUIRES_VIOLATION, ldv_dev_set_drvdataErr0REQUIRES_VIOLATION, ldv_dev_set_drvdataErr1REQUIRES_VIOLATION, ldv_atomic_sub_returnErr1REQUIRES_VIOLATION, ldv_atomic_sub_returnErr0REQUIRES_VIOLATION, ldv_atomic_sub_returnErr3REQUIRES_VIOLATION, ldv_atomic_sub_returnErr2REQUIRES_VIOLATION, ldv_list_add_tailErr0REQUIRES_VIOLATION, ldv_list_add_tailErr1REQUIRES_VIOLATION, ldv_dev_get_drvdataErr1REQUIRES_VIOLATION, ldv_dev_get_drvdataErr0REQUIRES_VIOLATION, ldv_msg_allocErr0REQUIRES_VIOLATION, ldv_msg_allocErr1REQUIRES_VIOLATION]=== [2019-01-14 19:22:20,100 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-01-14 19:22:20,100 INFO L82 PathProgramCache]: Analyzing trace with hash 979511157, now seen corresponding path program 1 times [2019-01-14 19:22:20,100 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2019-01-14 19:22:20,101 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2019-01-14 19:22:20,105 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-01-14 19:22:20,106 INFO L101 rtionOrderModulation]: Changing assertion order to NOT_INCREMENTALLY [2019-01-14 19:22:20,106 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-01-14 19:22:20,128 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-01-14 19:22:20,534 INFO L134 CoverageAnalysis]: Checked inductivity of 91 backedges. 0 proven. 91 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-01-14 19:22:20,534 INFO L300 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2019-01-14 19:22:20,534 INFO L223 ckRefinementStrategy]: Switched to mode Z3_FP No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 14 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 14 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:12000 [2019-01-14 19:22:20,547 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-01-14 19:22:20,669 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-01-14 19:22:20,675 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2019-01-14 19:22:20,739 INFO L134 CoverageAnalysis]: Checked inductivity of 91 backedges. 0 proven. 91 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-01-14 19:22:20,767 INFO L312 seRefinementStrategy]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2019-01-14 19:22:20,767 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [] imperfect sequences [17, 17] total 18 [2019-01-14 19:22:20,768 INFO L459 AbstractCegarLoop]: Interpolant automaton has 18 states [2019-01-14 19:22:20,768 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2019-01-14 19:22:20,768 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=138, Invalid=168, Unknown=0, NotChecked=0, Total=306 [2019-01-14 19:22:20,768 INFO L87 Difference]: Start difference. First operand 114 states and 114 transitions. Second operand 18 states. [2019-01-14 19:22:20,820 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-01-14 19:22:20,820 INFO L93 Difference]: Finished difference Result 117 states and 117 transitions. [2019-01-14 19:22:20,821 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 17 states. [2019-01-14 19:22:20,821 INFO L78 Accepts]: Start accepts. Automaton has 18 states. Word has length 113 [2019-01-14 19:22:20,821 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-01-14 19:22:20,822 INFO L225 Difference]: With dead ends: 117 [2019-01-14 19:22:20,822 INFO L226 Difference]: Without dead ends: 115 [2019-01-14 19:22:20,823 INFO L631 BasicCegarLoop]: 0 DeclaredPredicates, 130 GetRequests, 113 SyntacticMatches, 0 SemanticMatches, 17 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 38 ImplicationChecksByTransitivity, 0.4s TimeCoverageRelationStatistics Valid=142, Invalid=200, Unknown=0, NotChecked=0, Total=342 [2019-01-14 19:22:20,823 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 115 states. [2019-01-14 19:22:20,827 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 115 to 115. [2019-01-14 19:22:20,827 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 115 states. [2019-01-14 19:22:20,828 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 115 states to 115 states and 115 transitions. [2019-01-14 19:22:20,828 INFO L78 Accepts]: Start accepts. Automaton has 115 states and 115 transitions. Word has length 113 [2019-01-14 19:22:20,828 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-01-14 19:22:20,828 INFO L480 AbstractCegarLoop]: Abstraction has 115 states and 115 transitions. [2019-01-14 19:22:20,828 INFO L481 AbstractCegarLoop]: Interpolant automaton has 18 states. [2019-01-14 19:22:20,829 INFO L276 IsEmpty]: Start isEmpty. Operand 115 states and 115 transitions. [2019-01-14 19:22:20,830 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 115 [2019-01-14 19:22:20,830 INFO L394 BasicCegarLoop]: Found error trace [2019-01-14 19:22:20,831 INFO L402 BasicCegarLoop]: trace histogram [14, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-01-14 19:22:20,831 INFO L423 AbstractCegarLoop]: === Iteration 32 === [ldv_kref_initErr0REQUIRES_VIOLATION, ldv_kref_initErr1REQUIRES_VIOLATION, ldv_list_addErr1REQUIRES_VIOLATION, ldv_list_addErr0REQUIRES_VIOLATION, ldv_kobject_createErr1REQUIRES_VIOLATION, ldv_kobject_createErr0REQUIRES_VIOLATION, ldv_destroy_msgsErr4REQUIRES_VIOLATION, ldv_destroy_msgsErr3REQUIRES_VIOLATION, ldv_destroy_msgsErr2REQUIRES_VIOLATION, ldv_destroy_msgsErr1REQUIRES_VIOLATION, ldv_destroy_msgsErr0REQUIRES_VIOLATION, ldv_destroy_msgsErr5REQUIRES_VIOLATION, ldv_msg_fillErr1REQUIRES_VIOLATION, ldv_msg_fillErr0REQUIRES_VIOLATION, ldv_msg_fillErr5REQUIRES_VIOLATION, ldv_msg_fillErr3REQUIRES_VIOLATION, ldv_msg_fillErr4REQUIRES_VIOLATION, ldv_msg_fillErr2REQUIRES_VIOLATION, ldv_atomic_add_returnErr1REQUIRES_VIOLATION, ldv_atomic_add_returnErr0REQUIRES_VIOLATION, ldv_atomic_add_returnErr3REQUIRES_VIOLATION, ldv_atomic_add_returnErr2REQUIRES_VIOLATION, __ldv_list_delErr0REQUIRES_VIOLATION, __ldv_list_delErr1REQUIRES_VIOLATION, __ldv_list_delErr2REQUIRES_VIOLATION, __ldv_list_delErr3REQUIRES_VIOLATION, ldv_kobject_cleanupErr4ASSERT_VIOLATIONMEMORY_FREE, ldv_kobject_cleanupErr2ASSERT_VIOLATIONMEMORY_FREE, ldv_kobject_cleanupErr7ASSERT_VIOLATIONMEMORY_FREE, ldv_kobject_cleanupErr5ASSERT_VIOLATIONMEMORY_FREE, ldv_kobject_cleanupErr6ASSERT_VIOLATIONMEMORY_FREE, ldv_kobject_cleanupErr3ASSERT_VIOLATIONMEMORY_FREE, ldv_kobject_cleanupErr1REQUIRES_VIOLATION, ldv_kobject_cleanupErr0REQUIRES_VIOLATION, ldv_msg_freeErr7ASSERT_VIOLATIONMEMORY_FREE, ldv_msg_freeErr2ASSERT_VIOLATIONMEMORY_FREE, ldv_msg_freeErr6ASSERT_VIOLATIONMEMORY_FREE, ldv_msg_freeErr5ASSERT_VIOLATIONMEMORY_FREE, ldv_msg_freeErr4ASSERT_VIOLATIONMEMORY_FREE, ldv_msg_freeErr1REQUIRES_VIOLATION, ldv_msg_freeErr0REQUIRES_VIOLATION, ldv_msg_freeErr3ASSERT_VIOLATIONMEMORY_FREE, mainErr0ENSURES_VIOLATIONMEMORY_LEAK, LDV_INIT_LIST_HEADErr1REQUIRES_VIOLATION, LDV_INIT_LIST_HEADErr0REQUIRES_VIOLATION, LDV_INIT_LIST_HEADErr3REQUIRES_VIOLATION, LDV_INIT_LIST_HEADErr2REQUIRES_VIOLATION, ldv_list_delErr1REQUIRES_VIOLATION, ldv_list_delErr0REQUIRES_VIOLATION, ldv_list_delErr3REQUIRES_VIOLATION, ldv_list_delErr2REQUIRES_VIOLATION, __ldv_list_addErr0REQUIRES_VIOLATION, __ldv_list_addErr5REQUIRES_VIOLATION, __ldv_list_addErr6REQUIRES_VIOLATION, __ldv_list_addErr1REQUIRES_VIOLATION, __ldv_list_addErr2REQUIRES_VIOLATION, __ldv_list_addErr7REQUIRES_VIOLATION, __ldv_list_addErr3REQUIRES_VIOLATION, __ldv_list_addErr4REQUIRES_VIOLATION, ldv_dev_set_drvdataErr0REQUIRES_VIOLATION, ldv_dev_set_drvdataErr1REQUIRES_VIOLATION, ldv_atomic_sub_returnErr1REQUIRES_VIOLATION, ldv_atomic_sub_returnErr0REQUIRES_VIOLATION, ldv_atomic_sub_returnErr3REQUIRES_VIOLATION, ldv_atomic_sub_returnErr2REQUIRES_VIOLATION, ldv_list_add_tailErr0REQUIRES_VIOLATION, ldv_list_add_tailErr1REQUIRES_VIOLATION, ldv_dev_get_drvdataErr1REQUIRES_VIOLATION, ldv_dev_get_drvdataErr0REQUIRES_VIOLATION, ldv_msg_allocErr0REQUIRES_VIOLATION, ldv_msg_allocErr1REQUIRES_VIOLATION]=== [2019-01-14 19:22:20,831 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-01-14 19:22:20,832 INFO L82 PathProgramCache]: Analyzing trace with hash 1097150124, now seen corresponding path program 2 times [2019-01-14 19:22:20,832 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2019-01-14 19:22:20,832 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2019-01-14 19:22:20,833 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-01-14 19:22:20,833 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-01-14 19:22:20,833 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-01-14 19:22:20,855 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-01-14 19:22:21,081 INFO L134 CoverageAnalysis]: Checked inductivity of 105 backedges. 0 proven. 105 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-01-14 19:22:21,081 INFO L300 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2019-01-14 19:22:21,082 INFO L223 ckRefinementStrategy]: Switched to mode Z3_FP No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 15 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 15 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:12000 [2019-01-14 19:22:21,092 INFO L103 rtionOrderModulation]: Keeping assertion order OUTSIDE_LOOP_FIRST1 [2019-01-14 19:22:21,215 INFO L249 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST1 issued 2 check-sat command(s) [2019-01-14 19:22:21,215 INFO L250 tOrderPrioritization]: Conjunction of SSA is unsat [2019-01-14 19:22:21,222 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2019-01-14 19:22:21,277 INFO L134 CoverageAnalysis]: Checked inductivity of 105 backedges. 0 proven. 105 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-01-14 19:22:21,296 INFO L312 seRefinementStrategy]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2019-01-14 19:22:21,296 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [] imperfect sequences [18, 18] total 19 [2019-01-14 19:22:21,296 INFO L459 AbstractCegarLoop]: Interpolant automaton has 19 states [2019-01-14 19:22:21,296 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 19 interpolants. [2019-01-14 19:22:21,297 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=155, Invalid=187, Unknown=0, NotChecked=0, Total=342 [2019-01-14 19:22:21,297 INFO L87 Difference]: Start difference. First operand 115 states and 115 transitions. Second operand 19 states. [2019-01-14 19:22:21,351 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-01-14 19:22:21,351 INFO L93 Difference]: Finished difference Result 118 states and 118 transitions. [2019-01-14 19:22:21,358 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2019-01-14 19:22:21,358 INFO L78 Accepts]: Start accepts. Automaton has 19 states. Word has length 114 [2019-01-14 19:22:21,358 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-01-14 19:22:21,359 INFO L225 Difference]: With dead ends: 118 [2019-01-14 19:22:21,359 INFO L226 Difference]: Without dead ends: 116 [2019-01-14 19:22:21,359 INFO L631 BasicCegarLoop]: 0 DeclaredPredicates, 132 GetRequests, 114 SyntacticMatches, 0 SemanticMatches, 18 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 41 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=159, Invalid=221, Unknown=0, NotChecked=0, Total=380 [2019-01-14 19:22:21,360 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 116 states. [2019-01-14 19:22:21,367 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 116 to 116. [2019-01-14 19:22:21,367 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 116 states. [2019-01-14 19:22:21,367 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 116 states to 116 states and 116 transitions. [2019-01-14 19:22:21,367 INFO L78 Accepts]: Start accepts. Automaton has 116 states and 116 transitions. Word has length 114 [2019-01-14 19:22:21,370 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-01-14 19:22:21,371 INFO L480 AbstractCegarLoop]: Abstraction has 116 states and 116 transitions. [2019-01-14 19:22:21,371 INFO L481 AbstractCegarLoop]: Interpolant automaton has 19 states. [2019-01-14 19:22:21,371 INFO L276 IsEmpty]: Start isEmpty. Operand 116 states and 116 transitions. [2019-01-14 19:22:21,371 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 116 [2019-01-14 19:22:21,372 INFO L394 BasicCegarLoop]: Found error trace [2019-01-14 19:22:21,372 INFO L402 BasicCegarLoop]: trace histogram [15, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-01-14 19:22:21,372 INFO L423 AbstractCegarLoop]: === Iteration 33 === [ldv_kref_initErr0REQUIRES_VIOLATION, ldv_kref_initErr1REQUIRES_VIOLATION, ldv_list_addErr1REQUIRES_VIOLATION, ldv_list_addErr0REQUIRES_VIOLATION, ldv_kobject_createErr1REQUIRES_VIOLATION, ldv_kobject_createErr0REQUIRES_VIOLATION, ldv_destroy_msgsErr4REQUIRES_VIOLATION, ldv_destroy_msgsErr3REQUIRES_VIOLATION, ldv_destroy_msgsErr2REQUIRES_VIOLATION, ldv_destroy_msgsErr1REQUIRES_VIOLATION, ldv_destroy_msgsErr0REQUIRES_VIOLATION, ldv_destroy_msgsErr5REQUIRES_VIOLATION, ldv_msg_fillErr1REQUIRES_VIOLATION, ldv_msg_fillErr0REQUIRES_VIOLATION, ldv_msg_fillErr5REQUIRES_VIOLATION, ldv_msg_fillErr3REQUIRES_VIOLATION, ldv_msg_fillErr4REQUIRES_VIOLATION, ldv_msg_fillErr2REQUIRES_VIOLATION, ldv_atomic_add_returnErr1REQUIRES_VIOLATION, ldv_atomic_add_returnErr0REQUIRES_VIOLATION, ldv_atomic_add_returnErr3REQUIRES_VIOLATION, ldv_atomic_add_returnErr2REQUIRES_VIOLATION, __ldv_list_delErr0REQUIRES_VIOLATION, __ldv_list_delErr1REQUIRES_VIOLATION, __ldv_list_delErr2REQUIRES_VIOLATION, __ldv_list_delErr3REQUIRES_VIOLATION, ldv_kobject_cleanupErr4ASSERT_VIOLATIONMEMORY_FREE, ldv_kobject_cleanupErr2ASSERT_VIOLATIONMEMORY_FREE, ldv_kobject_cleanupErr7ASSERT_VIOLATIONMEMORY_FREE, ldv_kobject_cleanupErr5ASSERT_VIOLATIONMEMORY_FREE, ldv_kobject_cleanupErr6ASSERT_VIOLATIONMEMORY_FREE, ldv_kobject_cleanupErr3ASSERT_VIOLATIONMEMORY_FREE, ldv_kobject_cleanupErr1REQUIRES_VIOLATION, ldv_kobject_cleanupErr0REQUIRES_VIOLATION, ldv_msg_freeErr7ASSERT_VIOLATIONMEMORY_FREE, ldv_msg_freeErr2ASSERT_VIOLATIONMEMORY_FREE, ldv_msg_freeErr6ASSERT_VIOLATIONMEMORY_FREE, ldv_msg_freeErr5ASSERT_VIOLATIONMEMORY_FREE, ldv_msg_freeErr4ASSERT_VIOLATIONMEMORY_FREE, ldv_msg_freeErr1REQUIRES_VIOLATION, ldv_msg_freeErr0REQUIRES_VIOLATION, ldv_msg_freeErr3ASSERT_VIOLATIONMEMORY_FREE, mainErr0ENSURES_VIOLATIONMEMORY_LEAK, LDV_INIT_LIST_HEADErr1REQUIRES_VIOLATION, LDV_INIT_LIST_HEADErr0REQUIRES_VIOLATION, LDV_INIT_LIST_HEADErr3REQUIRES_VIOLATION, LDV_INIT_LIST_HEADErr2REQUIRES_VIOLATION, ldv_list_delErr1REQUIRES_VIOLATION, ldv_list_delErr0REQUIRES_VIOLATION, ldv_list_delErr3REQUIRES_VIOLATION, ldv_list_delErr2REQUIRES_VIOLATION, __ldv_list_addErr0REQUIRES_VIOLATION, __ldv_list_addErr5REQUIRES_VIOLATION, __ldv_list_addErr6REQUIRES_VIOLATION, __ldv_list_addErr1REQUIRES_VIOLATION, __ldv_list_addErr2REQUIRES_VIOLATION, __ldv_list_addErr7REQUIRES_VIOLATION, __ldv_list_addErr3REQUIRES_VIOLATION, __ldv_list_addErr4REQUIRES_VIOLATION, ldv_dev_set_drvdataErr0REQUIRES_VIOLATION, ldv_dev_set_drvdataErr1REQUIRES_VIOLATION, ldv_atomic_sub_returnErr1REQUIRES_VIOLATION, ldv_atomic_sub_returnErr0REQUIRES_VIOLATION, ldv_atomic_sub_returnErr3REQUIRES_VIOLATION, ldv_atomic_sub_returnErr2REQUIRES_VIOLATION, ldv_list_add_tailErr0REQUIRES_VIOLATION, ldv_list_add_tailErr1REQUIRES_VIOLATION, ldv_dev_get_drvdataErr1REQUIRES_VIOLATION, ldv_dev_get_drvdataErr0REQUIRES_VIOLATION, ldv_msg_allocErr0REQUIRES_VIOLATION, ldv_msg_allocErr1REQUIRES_VIOLATION]=== [2019-01-14 19:22:21,372 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-01-14 19:22:21,372 INFO L82 PathProgramCache]: Analyzing trace with hash 448990805, now seen corresponding path program 3 times [2019-01-14 19:22:21,373 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2019-01-14 19:22:21,378 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2019-01-14 19:22:21,379 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-01-14 19:22:21,379 INFO L101 rtionOrderModulation]: Changing assertion order to NOT_INCREMENTALLY [2019-01-14 19:22:21,379 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-01-14 19:22:21,402 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-01-14 19:22:22,094 INFO L134 CoverageAnalysis]: Checked inductivity of 120 backedges. 0 proven. 120 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-01-14 19:22:22,094 INFO L300 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2019-01-14 19:22:22,094 INFO L223 ckRefinementStrategy]: Switched to mode Z3_FP No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 16 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 16 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:12000 [2019-01-14 19:22:22,105 INFO L103 rtionOrderModulation]: Keeping assertion order OUTSIDE_LOOP_FIRST2 [2019-01-14 19:22:47,838 INFO L249 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST2 issued 9 check-sat command(s) [2019-01-14 19:22:47,839 INFO L250 tOrderPrioritization]: Conjunction of SSA is unsat [2019-01-14 19:22:47,852 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2019-01-14 19:22:48,191 INFO L134 CoverageAnalysis]: Checked inductivity of 120 backedges. 0 proven. 120 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-01-14 19:22:48,215 INFO L312 seRefinementStrategy]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2019-01-14 19:22:48,215 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [] imperfect sequences [19, 23] total 40 [2019-01-14 19:22:48,216 INFO L459 AbstractCegarLoop]: Interpolant automaton has 40 states [2019-01-14 19:22:48,216 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 40 interpolants. [2019-01-14 19:22:48,217 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=470, Invalid=1090, Unknown=0, NotChecked=0, Total=1560 [2019-01-14 19:22:48,217 INFO L87 Difference]: Start difference. First operand 116 states and 116 transitions. Second operand 40 states. [2019-01-14 19:22:48,348 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-01-14 19:22:48,348 INFO L93 Difference]: Finished difference Result 119 states and 119 transitions. [2019-01-14 19:22:48,349 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 23 states. [2019-01-14 19:22:48,349 INFO L78 Accepts]: Start accepts. Automaton has 40 states. Word has length 115 [2019-01-14 19:22:48,350 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-01-14 19:22:48,351 INFO L225 Difference]: With dead ends: 119 [2019-01-14 19:22:48,351 INFO L226 Difference]: Without dead ends: 117 [2019-01-14 19:22:48,352 INFO L631 BasicCegarLoop]: 0 DeclaredPredicates, 135 GetRequests, 95 SyntacticMatches, 0 SemanticMatches, 40 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 616 ImplicationChecksByTransitivity, 0.9s TimeCoverageRelationStatistics Valid=512, Invalid=1210, Unknown=0, NotChecked=0, Total=1722 [2019-01-14 19:22:48,353 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 117 states. [2019-01-14 19:22:48,355 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 117 to 117. [2019-01-14 19:22:48,356 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 117 states. [2019-01-14 19:22:48,356 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 117 states to 117 states and 117 transitions. [2019-01-14 19:22:48,356 INFO L78 Accepts]: Start accepts. Automaton has 117 states and 117 transitions. Word has length 115 [2019-01-14 19:22:48,356 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-01-14 19:22:48,357 INFO L480 AbstractCegarLoop]: Abstraction has 117 states and 117 transitions. [2019-01-14 19:22:48,357 INFO L481 AbstractCegarLoop]: Interpolant automaton has 40 states. [2019-01-14 19:22:48,360 INFO L276 IsEmpty]: Start isEmpty. Operand 117 states and 117 transitions. [2019-01-14 19:22:48,361 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 117 [2019-01-14 19:22:48,361 INFO L394 BasicCegarLoop]: Found error trace [2019-01-14 19:22:48,361 INFO L402 BasicCegarLoop]: trace histogram [16, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-01-14 19:22:48,361 INFO L423 AbstractCegarLoop]: === Iteration 34 === [ldv_kref_initErr0REQUIRES_VIOLATION, ldv_kref_initErr1REQUIRES_VIOLATION, ldv_list_addErr1REQUIRES_VIOLATION, ldv_list_addErr0REQUIRES_VIOLATION, ldv_kobject_createErr1REQUIRES_VIOLATION, ldv_kobject_createErr0REQUIRES_VIOLATION, ldv_destroy_msgsErr4REQUIRES_VIOLATION, ldv_destroy_msgsErr3REQUIRES_VIOLATION, ldv_destroy_msgsErr2REQUIRES_VIOLATION, ldv_destroy_msgsErr1REQUIRES_VIOLATION, ldv_destroy_msgsErr0REQUIRES_VIOLATION, ldv_destroy_msgsErr5REQUIRES_VIOLATION, ldv_msg_fillErr1REQUIRES_VIOLATION, ldv_msg_fillErr0REQUIRES_VIOLATION, ldv_msg_fillErr5REQUIRES_VIOLATION, ldv_msg_fillErr3REQUIRES_VIOLATION, ldv_msg_fillErr4REQUIRES_VIOLATION, ldv_msg_fillErr2REQUIRES_VIOLATION, ldv_atomic_add_returnErr1REQUIRES_VIOLATION, ldv_atomic_add_returnErr0REQUIRES_VIOLATION, ldv_atomic_add_returnErr3REQUIRES_VIOLATION, ldv_atomic_add_returnErr2REQUIRES_VIOLATION, __ldv_list_delErr0REQUIRES_VIOLATION, __ldv_list_delErr1REQUIRES_VIOLATION, __ldv_list_delErr2REQUIRES_VIOLATION, __ldv_list_delErr3REQUIRES_VIOLATION, ldv_kobject_cleanupErr4ASSERT_VIOLATIONMEMORY_FREE, ldv_kobject_cleanupErr2ASSERT_VIOLATIONMEMORY_FREE, ldv_kobject_cleanupErr7ASSERT_VIOLATIONMEMORY_FREE, ldv_kobject_cleanupErr5ASSERT_VIOLATIONMEMORY_FREE, ldv_kobject_cleanupErr6ASSERT_VIOLATIONMEMORY_FREE, ldv_kobject_cleanupErr3ASSERT_VIOLATIONMEMORY_FREE, ldv_kobject_cleanupErr1REQUIRES_VIOLATION, ldv_kobject_cleanupErr0REQUIRES_VIOLATION, ldv_msg_freeErr7ASSERT_VIOLATIONMEMORY_FREE, ldv_msg_freeErr2ASSERT_VIOLATIONMEMORY_FREE, ldv_msg_freeErr6ASSERT_VIOLATIONMEMORY_FREE, ldv_msg_freeErr5ASSERT_VIOLATIONMEMORY_FREE, ldv_msg_freeErr4ASSERT_VIOLATIONMEMORY_FREE, ldv_msg_freeErr1REQUIRES_VIOLATION, ldv_msg_freeErr0REQUIRES_VIOLATION, ldv_msg_freeErr3ASSERT_VIOLATIONMEMORY_FREE, mainErr0ENSURES_VIOLATIONMEMORY_LEAK, LDV_INIT_LIST_HEADErr1REQUIRES_VIOLATION, LDV_INIT_LIST_HEADErr0REQUIRES_VIOLATION, LDV_INIT_LIST_HEADErr3REQUIRES_VIOLATION, LDV_INIT_LIST_HEADErr2REQUIRES_VIOLATION, ldv_list_delErr1REQUIRES_VIOLATION, ldv_list_delErr0REQUIRES_VIOLATION, ldv_list_delErr3REQUIRES_VIOLATION, ldv_list_delErr2REQUIRES_VIOLATION, __ldv_list_addErr0REQUIRES_VIOLATION, __ldv_list_addErr5REQUIRES_VIOLATION, __ldv_list_addErr6REQUIRES_VIOLATION, __ldv_list_addErr1REQUIRES_VIOLATION, __ldv_list_addErr2REQUIRES_VIOLATION, __ldv_list_addErr7REQUIRES_VIOLATION, __ldv_list_addErr3REQUIRES_VIOLATION, __ldv_list_addErr4REQUIRES_VIOLATION, ldv_dev_set_drvdataErr0REQUIRES_VIOLATION, ldv_dev_set_drvdataErr1REQUIRES_VIOLATION, ldv_atomic_sub_returnErr1REQUIRES_VIOLATION, ldv_atomic_sub_returnErr0REQUIRES_VIOLATION, ldv_atomic_sub_returnErr3REQUIRES_VIOLATION, ldv_atomic_sub_returnErr2REQUIRES_VIOLATION, ldv_list_add_tailErr0REQUIRES_VIOLATION, ldv_list_add_tailErr1REQUIRES_VIOLATION, ldv_dev_get_drvdataErr1REQUIRES_VIOLATION, ldv_dev_get_drvdataErr0REQUIRES_VIOLATION, ldv_msg_allocErr0REQUIRES_VIOLATION, ldv_msg_allocErr1REQUIRES_VIOLATION]=== [2019-01-14 19:22:48,361 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-01-14 19:22:48,367 INFO L82 PathProgramCache]: Analyzing trace with hash 1830888396, now seen corresponding path program 4 times [2019-01-14 19:22:48,368 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2019-01-14 19:22:48,368 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2019-01-14 19:22:48,369 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-01-14 19:22:48,369 INFO L101 rtionOrderModulation]: Changing assertion order to NOT_INCREMENTALLY [2019-01-14 19:22:48,369 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-01-14 19:22:48,471 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2019-01-14 19:22:48,563 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2019-01-14 19:22:48,642 INFO L469 BasicCegarLoop]: Counterexample might be feasible [2019-01-14 19:22:48,681 WARN L416 cessorBacktranslator]: Generated EnsuresSpecification free ensures #res.base == #ptr.base && #res.offset == #ptr.offset; is not ensure(true) [2019-01-14 19:22:48,701 WARN L416 cessorBacktranslator]: Generated EnsuresSpecification ensures #valid == old(#valid); is not ensure(true) [2019-01-14 19:22:48,714 WARN L1298 BoogieBacktranslator]: Unfinished Backtranslation: IntegerLiteral 18 could not be translated for associated CType STRUCT~~ldv_list_head?next~*ldv_list_head?prev~*ldv_list_head# [2019-01-14 19:22:48,717 WARN L1298 BoogieBacktranslator]: Unfinished Backtranslation: IntegerLiteral 17 could not be translated for associated CType STRUCT~~ldv_list_head?next~*ldv_list_head?prev~*ldv_list_head# [2019-01-14 19:22:48,756 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 14.01 07:22:48 BoogieIcfgContainer [2019-01-14 19:22:48,758 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2019-01-14 19:22:48,759 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2019-01-14 19:22:48,759 INFO L271 PluginConnector]: Initializing Witness Printer... [2019-01-14 19:22:48,759 INFO L276 PluginConnector]: Witness Printer initialized [2019-01-14 19:22:48,760 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 14.01 07:21:47" (3/4) ... [2019-01-14 19:22:48,775 INFO L147 WitnessPrinter]: No result that supports witness generation found [2019-01-14 19:22:48,779 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2019-01-14 19:22:48,780 INFO L168 Benchmark]: Toolchain (without parser) took 64776.33 ms. Allocated memory was 1.0 GB in the beginning and 1.5 GB in the end (delta: 442.5 MB). Free memory was 947.3 MB in the beginning and 1.1 GB in the end (delta: -103.9 MB). Peak memory consumption was 338.6 MB. Max. memory is 11.5 GB. [2019-01-14 19:22:48,789 INFO L168 Benchmark]: CDTParser took 0.15 ms. Allocated memory is still 1.0 GB. Free memory is still 978.2 MB. There was no memory consumed. Max. memory is 11.5 GB. [2019-01-14 19:22:48,789 INFO L168 Benchmark]: CACSL2BoogieTranslator took 832.85 ms. Allocated memory was 1.0 GB in the beginning and 1.1 GB in the end (delta: 117.4 MB). Free memory was 947.3 MB in the beginning and 1.1 GB in the end (delta: -135.2 MB). Peak memory consumption was 38.2 MB. Max. memory is 11.5 GB. [2019-01-14 19:22:48,793 INFO L168 Benchmark]: Boogie Preprocessor took 105.35 ms. Allocated memory is still 1.1 GB. Free memory is still 1.1 GB. There was no memory consumed. Max. memory is 11.5 GB. [2019-01-14 19:22:48,793 INFO L168 Benchmark]: RCFGBuilder took 2054.60 ms. Allocated memory is still 1.1 GB. Free memory was 1.1 GB in the beginning and 982.7 MB in the end (delta: 99.9 MB). Peak memory consumption was 99.9 MB. Max. memory is 11.5 GB. [2019-01-14 19:22:48,797 INFO L168 Benchmark]: TraceAbstraction took 61753.62 ms. Allocated memory was 1.1 GB in the beginning and 1.5 GB in the end (delta: 325.1 MB). Free memory was 982.7 MB in the beginning and 1.1 GB in the end (delta: -68.6 MB). Peak memory consumption was 256.5 MB. Max. memory is 11.5 GB. [2019-01-14 19:22:48,797 INFO L168 Benchmark]: Witness Printer took 20.04 ms. Allocated memory is still 1.5 GB. Free memory is still 1.1 GB. There was no memory consumed. Max. memory is 11.5 GB. [2019-01-14 19:22:48,806 INFO L336 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.15 ms. Allocated memory is still 1.0 GB. Free memory is still 978.2 MB. There was no memory consumed. Max. memory is 11.5 GB. * CACSL2BoogieTranslator took 832.85 ms. Allocated memory was 1.0 GB in the beginning and 1.1 GB in the end (delta: 117.4 MB). Free memory was 947.3 MB in the beginning and 1.1 GB in the end (delta: -135.2 MB). Peak memory consumption was 38.2 MB. Max. memory is 11.5 GB. * Boogie Preprocessor took 105.35 ms. Allocated memory is still 1.1 GB. Free memory is still 1.1 GB. There was no memory consumed. Max. memory is 11.5 GB. * RCFGBuilder took 2054.60 ms. Allocated memory is still 1.1 GB. Free memory was 1.1 GB in the beginning and 982.7 MB in the end (delta: 99.9 MB). Peak memory consumption was 99.9 MB. Max. memory is 11.5 GB. * TraceAbstraction took 61753.62 ms. Allocated memory was 1.1 GB in the beginning and 1.5 GB in the end (delta: 325.1 MB). Free memory was 982.7 MB in the beginning and 1.1 GB in the end (delta: -68.6 MB). Peak memory consumption was 256.5 MB. Max. memory is 11.5 GB. * Witness Printer took 20.04 ms. Allocated memory is still 1.5 GB. Free memory is still 1.1 GB. There was no memory consumed. Max. memory is 11.5 GB. * Results from de.uni_freiburg.informatik.ultimate.boogie.preprocessor: - GenericResult: Unfinished Backtranslation Generated EnsuresSpecification free ensures #res.base == #ptr.base && #res.offset == #ptr.offset; is not ensure(true) - GenericResult: Unfinished Backtranslation Generated EnsuresSpecification ensures #valid == old(#valid); is not ensure(true) * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IntegerLiteral 18 could not be translated for associated CType STRUCT~~ldv_list_head?next~*ldv_list_head?prev~*ldv_list_head# - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IntegerLiteral 17 could not be translated for associated CType STRUCT~~ldv_list_head?next~*ldv_list_head?prev~*ldv_list_head# * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - UnprovableResult [Line: 1452]: Unable to prove that all allocated memory was freed Unable to prove that all allocated memory was freed Reason: overapproximation of memtrack at line 1452. Possible FailurePath: [L1135] struct ldv_list_head ldv_global_msg_list = { &(ldv_global_msg_list), &(ldv_global_msg_list) }; VAL [\old(ldv_global_msg_list)=null, \old(ldv_global_msg_list)=null, ldv_global_msg_list={-1:0}] [L1453] CALL entry_point() VAL [ldv_global_msg_list={-1:0}] [L1445] struct ldv_kobject *kobj; VAL [ldv_global_msg_list={-1:0}] [L1446] CALL, EXPR ldv_kobject_create() VAL [ldv_global_msg_list={-1:0}] [L1406] struct ldv_kobject *kobj; VAL [ldv_global_msg_list={-1:0}] [L1408] CALL, EXPR ldv_malloc(sizeof(*kobj)) VAL [\old(size)=16, ldv_global_msg_list={-1:0}] [L1073] COND TRUE __VERIFIER_nondet_int() [L1074] return malloc(size); VAL [\old(size)=16, \result={1:0}, ldv_global_msg_list={-1:0}, malloc(size)={1:0}, size=16] [L1408] RET, EXPR ldv_malloc(sizeof(*kobj)) VAL [ldv_global_msg_list={-1:0}, ldv_malloc(sizeof(*kobj))={1:0}] [L1408] kobj = ldv_malloc(sizeof(*kobj)) [L1409] COND FALSE !(!kobj) VAL [kobj={1:0}, ldv_global_msg_list={-1:0}] [L1411] FCALL memset(kobj, 0, sizeof(*kobj)) VAL [kobj={1:0}, ldv_global_msg_list={-1:0}, memset(kobj, 0, sizeof(*kobj))={1:0}] [L1413] CALL ldv_kobject_init(kobj) VAL [kobj={1:0}, ldv_global_msg_list={-1:0}] [L1394] COND FALSE !(!kobj) VAL [kobj={1:0}, kobj={1:0}, ldv_global_msg_list={-1:0}] [L1398] CALL ldv_kobject_init_internal(kobj) VAL [kobj={1:0}, ldv_global_msg_list={-1:0}] [L1380] COND FALSE !(!kobj) VAL [kobj={1:0}, kobj={1:0}, ldv_global_msg_list={-1:0}] [L1382] CALL ldv_kref_init(&kobj->kref) VAL [kref={1:12}, ldv_global_msg_list={-1:0}] [L1294] ((&kref->refcount)->counter) = (1) VAL [kref={1:12}, kref={1:12}, ldv_global_msg_list={-1:0}] [L1382] RET ldv_kref_init(&kobj->kref) VAL [kobj={1:0}, kobj={1:0}, ldv_global_msg_list={-1:0}] [L1383] CALL LDV_INIT_LIST_HEAD(&kobj->entry) VAL [ldv_global_msg_list={-1:0}, list={1:4}] [L1099] list->next = list VAL [ldv_global_msg_list={-1:0}, list={1:4}, list={1:4}] [L1100] list->prev = list VAL [ldv_global_msg_list={-1:0}, list={1:4}, list={1:4}] [L1383] RET LDV_INIT_LIST_HEAD(&kobj->entry) VAL [kobj={1:0}, kobj={1:0}, ldv_global_msg_list={-1:0}] [L1398] RET ldv_kobject_init_internal(kobj) VAL [kobj={1:0}, kobj={1:0}, ldv_global_msg_list={-1:0}] [L1413] RET ldv_kobject_init(kobj) VAL [kobj={1:0}, ldv_global_msg_list={-1:0}] [L1414] return kobj; VAL [\result={1:0}, kobj={1:0}, ldv_global_msg_list={-1:0}] [L1446] RET, EXPR ldv_kobject_create() VAL [ldv_global_msg_list={-1:0}, ldv_kobject_create()={1:0}] [L1446] kobj = ldv_kobject_create() [L1447] CALL f_22_get(kobj) VAL [kobj={1:0}, ldv_global_msg_list={-1:0}] [L1437] CALL ldv_kobject_get(kobj) VAL [kobj={1:0}, ldv_global_msg_list={-1:0}] [L1373] COND TRUE \read(*kobj) VAL [kobj={1:0}, kobj={1:0}, ldv_global_msg_list={-1:0}] [L1374] CALL ldv_kref_get(&kobj->kref) VAL [kref={1:12}, ldv_global_msg_list={-1:0}] [L1308] CALL ldv_atomic_add_return(1, (&kref->refcount)) VAL [\old(i)=1, ldv_global_msg_list={-1:0}, v={1:12}] [L1255] int temp; VAL [\old(i)=1, i=1, ldv_global_msg_list={-1:0}, v={1:12}, v={1:12}] [L1256] EXPR v->counter VAL [\old(i)=1, i=1, ldv_global_msg_list={-1:0}, v={1:12}, v={1:12}, v->counter=1] [L1256] temp = v->counter [L1257] temp += i VAL [\old(i)=1, i=1, ldv_global_msg_list={-1:0}, temp=2, v={1:12}, v={1:12}] [L1258] v->counter = temp VAL [\old(i)=1, i=1, ldv_global_msg_list={-1:0}, temp=2, v={1:12}, v={1:12}] [L1259] return temp; VAL [\old(i)=1, \result=2, i=1, ldv_global_msg_list={-1:0}, temp=2, v={1:12}, v={1:12}] [L1308] RET ldv_atomic_add_return(1, (&kref->refcount)) VAL [kref={1:12}, kref={1:12}, ldv_atomic_add_return(1, (&kref->refcount))=2, ldv_global_msg_list={-1:0}] [L1374] RET ldv_kref_get(&kobj->kref) VAL [kobj={1:0}, kobj={1:0}, ldv_global_msg_list={-1:0}] [L1375] return kobj; VAL [\result={1:0}, kobj={1:0}, kobj={1:0}, ldv_global_msg_list={-1:0}] [L1437] RET ldv_kobject_get(kobj) VAL [kobj={1:0}, kobj={1:0}, ldv_global_msg_list={-1:0}, ldv_kobject_get(kobj)={1:0}] [L1447] RET f_22_get(kobj) VAL [kobj={1:0}, ldv_global_msg_list={-1:0}] [L1449] CALL ldv_kobject_put(kobj) VAL [kobj={1:0}, ldv_global_msg_list={-1:0}] [L1361] COND TRUE \read(*kobj) VAL [kobj={1:0}, kobj={1:0}, ldv_global_msg_list={-1:0}] [L1363] CALL ldv_kref_put(&kobj->kref, ldv_kobject_release) VAL [kref={1:12}, ldv_global_msg_list={-1:0}, release={-1:0}] [L1313] CALL, EXPR ldv_kref_sub(kref, 1, release) VAL [\old(count)=1, kref={1:12}, ldv_global_msg_list={-1:0}, release={-1:0}] [L1281] CALL, EXPR ldv_atomic_sub_return(((int) count), (&kref->refcount)) VAL [\old(i)=1, ldv_global_msg_list={-1:0}, v={1:12}] [L1264] int temp; VAL [\old(i)=1, i=1, ldv_global_msg_list={-1:0}, v={1:12}, v={1:12}] [L1265] EXPR v->counter VAL [\old(i)=1, i=1, ldv_global_msg_list={-1:0}, v={1:12}, v={1:12}, v->counter=2] [L1265] temp = v->counter [L1266] temp -= i VAL [\old(i)=1, i=1, ldv_global_msg_list={-1:0}, temp=1, v={1:12}, v={1:12}] [L1267] v->counter = temp VAL [\old(i)=1, i=1, ldv_global_msg_list={-1:0}, temp=1, v={1:12}, v={1:12}] [L1268] return temp; VAL [\old(i)=1, \result=1, i=1, ldv_global_msg_list={-1:0}, temp=1, v={1:12}, v={1:12}] [L1281] RET, EXPR ldv_atomic_sub_return(((int) count), (&kref->refcount)) VAL [\old(count)=1, count=1, kref={1:12}, kref={1:12}, ldv_atomic_sub_return(((int) count), (&kref->refcount))=1, ldv_global_msg_list={-1:0}, release={-1:0}, release={-1:0}] [L1281] COND FALSE !((ldv_atomic_sub_return(((int) count), (&kref->refcount)) == 0)) [L1285] return 0; VAL [\old(count)=1, \result=0, count=1, kref={1:12}, kref={1:12}, ldv_global_msg_list={-1:0}, release={-1:0}, release={-1:0}] [L1313] RET, EXPR ldv_kref_sub(kref, 1, release) VAL [kref={1:12}, kref={1:12}, ldv_global_msg_list={-1:0}, ldv_kref_sub(kref, 1, release)=0, release={-1:0}, release={-1:0}] [L1313] return ldv_kref_sub(kref, 1, release); [L1363] RET ldv_kref_put(&kobj->kref, ldv_kobject_release) VAL [kobj={1:0}, kobj={1:0}, ldv_global_msg_list={-1:0}, ldv_kref_put(&kobj->kref, ldv_kobject_release)=0] [L1449] RET ldv_kobject_put(kobj) VAL [kobj={1:0}, ldv_global_msg_list={-1:0}] [L1453] RET entry_point() VAL [ldv_global_msg_list={-1:0}] - StatisticsResult: Ultimate Automizer benchmark data CFG has 45 procedures, 328 locations, 71 error locations. UNSAFE Result, 61.6s OverallTime, 34 OverallIterations, 16 TraceHistogramMax, 16.9s AutomataDifference, 0.0s DeadEndRemovalTime, 0.0s HoareAnnotationTime, HoareTripleCheckerStatistics: 4188 SDtfs, 839 SDslu, 36168 SDs, 0 SdLazy, 11823 SolverSat, 202 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 11.6s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 1712 GetRequests, 1128 SyntacticMatches, 10 SemanticMatches, 574 ConstructedPredicates, 1 IntricatePredicates, 0 DeprecatedPredicates, 3490 ImplicationChecksByTransitivity, 16.5s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=181occurred in iteration=0, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s AbstIntTime, 0 AbstIntIterations, 0 AbstIntStrong, NaN AbsIntWeakeningRatio, NaN AbsIntAvgWeakeningVarsNumRemoved, NaN AbsIntAvgWeakenedConjuncts, 0.0s DumpTime, AutomataMinimizationStatistics: 0.3s AutomataMinimizationTime, 33 MinimizatonAttempts, 47 StatesRemovedByMinimization, 9 NontrivialMinimizations, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: TraceCheckStatistics: 0.4s SsaConstructionTime, 27.1s SatisfiabilityAnalysisTime, 15.3s InterpolantComputationTime, 3506 NumberOfCodeBlocks, 3464 NumberOfCodeBlocksAsserted, 58 NumberOfCheckSat, 3342 ConstructedInterpolants, 119 QuantifiedInterpolants, 622030 SizeOfPredicates, 110 NumberOfNonLiveVariables, 6151 ConjunctsInSsa, 580 ConjunctsInUnsatCore, 48 InterpolantComputations, 24 PerfectInterpolantSequences, 466/1623 InterpolantCoveringCapability, InvariantSynthesisStatistics: No data available, InterpolantConsolidationStatistics: No data available, ReuseStatistics: No data available RESULT: Ultimate could not prove your program: unable to determine feasibility of some traces Received shutdown request... ### Bit-precise run ### This is Ultimate 0.1.24-0ed9222-m [2019-01-14 19:22:51,085 INFO L170 SettingsManager]: Resetting all preferences to default values... [2019-01-14 19:22:51,090 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2019-01-14 19:22:51,108 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-01-14 19:22:51,108 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-01-14 19:22:51,109 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-01-14 19:22:51,110 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-01-14 19:22:51,112 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2019-01-14 19:22:51,115 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-01-14 19:22:51,116 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-01-14 19:22:51,120 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-01-14 19:22:51,121 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-01-14 19:22:51,122 INFO L174 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-01-14 19:22:51,123 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-01-14 19:22:51,125 INFO L174 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-01-14 19:22:51,126 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-01-14 19:22:51,127 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-01-14 19:22:51,131 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-01-14 19:22:51,136 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2019-01-14 19:22:51,137 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-01-14 19:22:51,138 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-01-14 19:22:51,139 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-01-14 19:22:51,141 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-01-14 19:22:51,141 INFO L177 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-01-14 19:22:51,141 INFO L174 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-01-14 19:22:51,142 INFO L174 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-01-14 19:22:51,143 INFO L174 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-01-14 19:22:51,144 INFO L174 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-01-14 19:22:51,144 INFO L174 SettingsManager]: Resetting Witness Printer preferences to default values [2019-01-14 19:22:51,145 INFO L177 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-01-14 19:22:51,145 INFO L174 SettingsManager]: Resetting CDTParser preferences to default values [2019-01-14 19:22:51,146 INFO L177 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-01-14 19:22:51,146 INFO L177 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-01-14 19:22:51,146 INFO L174 SettingsManager]: Resetting SmtParser preferences to default values [2019-01-14 19:22:51,147 INFO L174 SettingsManager]: Resetting Witness Parser preferences to default values [2019-01-14 19:22:51,148 INFO L181 SettingsManager]: Finished resetting all preferences to default values... [2019-01-14 19:22:51,148 INFO L98 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-DerefFreeMemtrack-32bit-Automizer_Bitvector.epf [2019-01-14 19:22:51,171 INFO L110 SettingsManager]: Loading preferences was successful [2019-01-14 19:22:51,173 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2019-01-14 19:22:51,175 INFO L131 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-01-14 19:22:51,176 INFO L133 SettingsManager]: * Create parallel compositions if possible=false [2019-01-14 19:22:51,177 INFO L133 SettingsManager]: * Use SBE=true [2019-01-14 19:22:51,177 INFO L131 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-01-14 19:22:51,177 INFO L133 SettingsManager]: * sizeof long=4 [2019-01-14 19:22:51,178 INFO L133 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2019-01-14 19:22:51,178 INFO L133 SettingsManager]: * Overapproximate operations on floating types=true [2019-01-14 19:22:51,178 INFO L133 SettingsManager]: * sizeof POINTER=4 [2019-01-14 19:22:51,179 INFO L133 SettingsManager]: * Check division by zero=IGNORE [2019-01-14 19:22:51,179 INFO L133 SettingsManager]: * Check for the main procedure if all allocated memory was freed=true [2019-01-14 19:22:51,179 INFO L133 SettingsManager]: * Bitprecise bitfields=true [2019-01-14 19:22:51,179 INFO L133 SettingsManager]: * SV-COMP memtrack compatibility mode=true [2019-01-14 19:22:51,180 INFO L133 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-01-14 19:22:51,180 INFO L133 SettingsManager]: * Use bitvectors instead of ints=true [2019-01-14 19:22:51,180 INFO L133 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2019-01-14 19:22:51,180 INFO L133 SettingsManager]: * sizeof long double=12 [2019-01-14 19:22:51,181 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-01-14 19:22:51,181 INFO L133 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-01-14 19:22:51,181 INFO L133 SettingsManager]: * To the following directory=./dump/ [2019-01-14 19:22:51,181 INFO L133 SettingsManager]: * SMT solver=External_DefaultMode [2019-01-14 19:22:51,181 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-01-14 19:22:51,182 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-01-14 19:22:51,182 INFO L133 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-01-14 19:22:51,182 INFO L133 SettingsManager]: * Trace refinement strategy=WOLF [2019-01-14 19:22:51,182 INFO L133 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-01-14 19:22:51,182 INFO L133 SettingsManager]: * Command for external solver=cvc4 --incremental --rewrite-divk --print-success --lang smt [2019-01-14 19:22:51,182 INFO L133 SettingsManager]: * Logic for external solver=AUFBV 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 -> /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux 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 -> bc6894f63179c5a0c3641b97a75e8f614c456bea [2019-01-14 19:22:51,225 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-01-14 19:22:51,239 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-01-14 19:22:51,246 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-01-14 19:22:51,248 INFO L271 PluginConnector]: Initializing CDTParser... [2019-01-14 19:22:51,248 INFO L276 PluginConnector]: CDTParser initialized [2019-01-14 19:22:51,249 INFO L418 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/svcomp/c/ldv-memsafety/memleaks_test22_4_false-valid-memtrack_true-termination.i [2019-01-14 19:22:51,311 INFO L221 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/371c18ab3/feaa7eb359f4411d82a5b380266f0555/FLAGaca7d04af [2019-01-14 19:22:51,767 INFO L307 CDTParser]: Found 1 translation units. [2019-01-14 19:22:51,768 INFO L161 CDTParser]: Scanning /storage/repos/svcomp/c/ldv-memsafety/memleaks_test22_4_false-valid-memtrack_true-termination.i [2019-01-14 19:22:51,791 INFO L355 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/371c18ab3/feaa7eb359f4411d82a5b380266f0555/FLAGaca7d04af [2019-01-14 19:22:52,086 INFO L363 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/371c18ab3/feaa7eb359f4411d82a5b380266f0555 [2019-01-14 19:22:52,091 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-01-14 19:22:52,092 INFO L131 ToolchainWalker]: Walking toolchain with 5 elements. [2019-01-14 19:22:52,094 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-01-14 19:22:52,094 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-01-14 19:22:52,098 INFO L276 PluginConnector]: CACSL2BoogieTranslator initialized [2019-01-14 19:22:52,098 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 14.01 07:22:52" (1/1) ... [2019-01-14 19:22:52,102 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@4df87390 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.01 07:22:52, skipping insertion in model container [2019-01-14 19:22:52,102 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 14.01 07:22:52" (1/1) ... [2019-01-14 19:22:52,110 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-01-14 19:22:52,181 INFO L176 MainTranslator]: Built tables and reachable declarations [2019-01-14 19:22:52,676 INFO L208 PostProcessor]: Analyzing one entry point: main [2019-01-14 19:22:52,790 INFO L191 MainTranslator]: Completed pre-run [2019-01-14 19:22:52,864 INFO L208 PostProcessor]: Analyzing one entry point: main [2019-01-14 19:22:52,947 INFO L195 MainTranslator]: Completed translation [2019-01-14 19:22:52,947 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.01 07:22:52 WrapperNode [2019-01-14 19:22:52,948 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-01-14 19:22:52,948 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-01-14 19:22:52,949 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-01-14 19:22:52,949 INFO L276 PluginConnector]: Boogie Preprocessor initialized [2019-01-14 19:22:52,964 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.01 07:22:52" (1/1) ... [2019-01-14 19:22:52,965 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.01 07:22:52" (1/1) ... [2019-01-14 19:22:52,992 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.01 07:22:52" (1/1) ... [2019-01-14 19:22:52,992 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.01 07:22:52" (1/1) ... [2019-01-14 19:22:53,047 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.01 07:22:52" (1/1) ... [2019-01-14 19:22:53,054 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.01 07:22:52" (1/1) ... [2019-01-14 19:22:53,061 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.01 07:22:52" (1/1) ... [2019-01-14 19:22:53,079 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-01-14 19:22:53,080 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2019-01-14 19:22:53,080 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2019-01-14 19:22:53,080 INFO L276 PluginConnector]: RCFGBuilder initialized [2019-01-14 19:22:53,083 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.01 07:22:52" (1/1) ... No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/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 [2019-01-14 19:22:53,152 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2019-01-14 19:22:53,152 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2019-01-14 19:22:53,152 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~TO~VOID [2019-01-14 19:22:53,153 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.setCurrentRoundingMode [2019-01-14 19:22:53,153 INFO L138 BoogieDeclarations]: Found implementation of procedure __bswap_32 [2019-01-14 19:22:53,153 INFO L138 BoogieDeclarations]: Found implementation of procedure __bswap_64 [2019-01-14 19:22:53,153 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_nonpositive [2019-01-14 19:22:53,153 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_positive [2019-01-14 19:22:53,154 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_malloc [2019-01-14 19:22:53,154 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_zalloc [2019-01-14 19:22:53,154 INFO L138 BoogieDeclarations]: Found implementation of procedure LDV_INIT_LIST_HEAD [2019-01-14 19:22:53,154 INFO L138 BoogieDeclarations]: Found implementation of procedure __ldv_list_add [2019-01-14 19:22:53,154 INFO L138 BoogieDeclarations]: Found implementation of procedure __ldv_list_del [2019-01-14 19:22:53,154 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_list_add [2019-01-14 19:22:53,155 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_list_add_tail [2019-01-14 19:22:53,155 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_list_del [2019-01-14 19:22:53,155 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_msg_alloc [2019-01-14 19:22:53,155 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_msg_fill [2019-01-14 19:22:53,155 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_msg_free [2019-01-14 19:22:53,155 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_submit_msg [2019-01-14 19:22:53,155 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_destroy_msgs [2019-01-14 19:22:53,156 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_dev_get_drvdata [2019-01-14 19:22:53,159 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_dev_set_drvdata [2019-01-14 19:22:53,159 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_atomic_add_return [2019-01-14 19:22:53,159 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_atomic_sub_return [2019-01-14 19:22:53,159 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_kref_sub [2019-01-14 19:22:53,159 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_kref_init [2019-01-14 19:22:53,159 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_kref_get [2019-01-14 19:22:53,160 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_kref_put [2019-01-14 19:22:53,160 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_kobject_del [2019-01-14 19:22:53,161 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_kobject_cleanup [2019-01-14 19:22:53,161 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_kobject_release [2019-01-14 19:22:53,161 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_kobject_put [2019-01-14 19:22:53,161 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_kobject_get [2019-01-14 19:22:53,162 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_kobject_init_internal [2019-01-14 19:22:53,162 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_kobject_init [2019-01-14 19:22:53,163 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_kobject_create [2019-01-14 19:22:53,163 INFO L138 BoogieDeclarations]: Found implementation of procedure f [2019-01-14 19:22:53,163 INFO L138 BoogieDeclarations]: Found implementation of procedure g [2019-01-14 19:22:53,163 INFO L138 BoogieDeclarations]: Found implementation of procedure f_22_get [2019-01-14 19:22:53,163 INFO L138 BoogieDeclarations]: Found implementation of procedure f_22_put [2019-01-14 19:22:53,164 INFO L138 BoogieDeclarations]: Found implementation of procedure entry_point [2019-01-14 19:22:53,164 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2019-01-14 19:22:53,164 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset [2019-01-14 19:22:53,164 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.meminit [2019-01-14 19:22:53,164 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy [2019-01-14 19:22:53,164 INFO L130 BoogieDeclarations]: Found specification of procedure __bswap_32 [2019-01-14 19:22:53,164 INFO L130 BoogieDeclarations]: Found specification of procedure __bswap_64 [2019-01-14 19:22:53,165 INFO L130 BoogieDeclarations]: Found specification of procedure __ctype_get_mb_cur_max [2019-01-14 19:22:53,167 INFO L130 BoogieDeclarations]: Found specification of procedure atof [2019-01-14 19:22:53,167 INFO L130 BoogieDeclarations]: Found specification of procedure atoi [2019-01-14 19:22:53,167 INFO L130 BoogieDeclarations]: Found specification of procedure atol [2019-01-14 19:22:53,167 INFO L130 BoogieDeclarations]: Found specification of procedure atoll [2019-01-14 19:22:53,167 INFO L130 BoogieDeclarations]: Found specification of procedure strtod [2019-01-14 19:22:53,168 INFO L130 BoogieDeclarations]: Found specification of procedure strtof [2019-01-14 19:22:53,168 INFO L130 BoogieDeclarations]: Found specification of procedure strtold [2019-01-14 19:22:53,168 INFO L130 BoogieDeclarations]: Found specification of procedure strtol [2019-01-14 19:22:53,168 INFO L130 BoogieDeclarations]: Found specification of procedure strtoul [2019-01-14 19:22:53,168 INFO L130 BoogieDeclarations]: Found specification of procedure strtoq [2019-01-14 19:22:53,168 INFO L130 BoogieDeclarations]: Found specification of procedure strtouq [2019-01-14 19:22:53,168 INFO L130 BoogieDeclarations]: Found specification of procedure strtoll [2019-01-14 19:22:53,169 INFO L130 BoogieDeclarations]: Found specification of procedure strtoull [2019-01-14 19:22:53,170 INFO L130 BoogieDeclarations]: Found specification of procedure l64a [2019-01-14 19:22:53,170 INFO L130 BoogieDeclarations]: Found specification of procedure a64l [2019-01-14 19:22:53,170 INFO L130 BoogieDeclarations]: Found specification of procedure select [2019-01-14 19:22:53,171 INFO L130 BoogieDeclarations]: Found specification of procedure pselect [2019-01-14 19:22:53,171 INFO L130 BoogieDeclarations]: Found specification of procedure gnu_dev_major [2019-01-14 19:22:53,171 INFO L130 BoogieDeclarations]: Found specification of procedure gnu_dev_minor [2019-01-14 19:22:53,171 INFO L130 BoogieDeclarations]: Found specification of procedure gnu_dev_makedev [2019-01-14 19:22:53,171 INFO L130 BoogieDeclarations]: Found specification of procedure random [2019-01-14 19:22:53,171 INFO L130 BoogieDeclarations]: Found specification of procedure srandom [2019-01-14 19:22:53,171 INFO L130 BoogieDeclarations]: Found specification of procedure initstate [2019-01-14 19:22:53,172 INFO L130 BoogieDeclarations]: Found specification of procedure setstate [2019-01-14 19:22:53,174 INFO L130 BoogieDeclarations]: Found specification of procedure random_r [2019-01-14 19:22:53,174 INFO L130 BoogieDeclarations]: Found specification of procedure srandom_r [2019-01-14 19:22:53,174 INFO L130 BoogieDeclarations]: Found specification of procedure initstate_r [2019-01-14 19:22:53,174 INFO L130 BoogieDeclarations]: Found specification of procedure setstate_r [2019-01-14 19:22:53,174 INFO L130 BoogieDeclarations]: Found specification of procedure rand [2019-01-14 19:22:53,174 INFO L130 BoogieDeclarations]: Found specification of procedure srand [2019-01-14 19:22:53,175 INFO L130 BoogieDeclarations]: Found specification of procedure rand_r [2019-01-14 19:22:53,176 INFO L130 BoogieDeclarations]: Found specification of procedure drand48 [2019-01-14 19:22:53,177 INFO L130 BoogieDeclarations]: Found specification of procedure erand48 [2019-01-14 19:22:53,177 INFO L130 BoogieDeclarations]: Found specification of procedure lrand48 [2019-01-14 19:22:53,178 INFO L130 BoogieDeclarations]: Found specification of procedure nrand48 [2019-01-14 19:22:53,178 INFO L130 BoogieDeclarations]: Found specification of procedure mrand48 [2019-01-14 19:22:53,178 INFO L130 BoogieDeclarations]: Found specification of procedure jrand48 [2019-01-14 19:22:53,178 INFO L130 BoogieDeclarations]: Found specification of procedure srand48 [2019-01-14 19:22:53,178 INFO L130 BoogieDeclarations]: Found specification of procedure seed48 [2019-01-14 19:22:53,179 INFO L130 BoogieDeclarations]: Found specification of procedure lcong48 [2019-01-14 19:22:53,179 INFO L130 BoogieDeclarations]: Found specification of procedure drand48_r [2019-01-14 19:22:53,179 INFO L130 BoogieDeclarations]: Found specification of procedure erand48_r [2019-01-14 19:22:53,179 INFO L130 BoogieDeclarations]: Found specification of procedure lrand48_r [2019-01-14 19:22:53,179 INFO L130 BoogieDeclarations]: Found specification of procedure nrand48_r [2019-01-14 19:22:53,179 INFO L130 BoogieDeclarations]: Found specification of procedure mrand48_r [2019-01-14 19:22:53,179 INFO L130 BoogieDeclarations]: Found specification of procedure jrand48_r [2019-01-14 19:22:53,180 INFO L130 BoogieDeclarations]: Found specification of procedure srand48_r [2019-01-14 19:22:53,182 INFO L130 BoogieDeclarations]: Found specification of procedure seed48_r [2019-01-14 19:22:53,182 INFO L130 BoogieDeclarations]: Found specification of procedure lcong48_r [2019-01-14 19:22:53,183 INFO L130 BoogieDeclarations]: Found specification of procedure malloc [2019-01-14 19:22:53,183 INFO L130 BoogieDeclarations]: Found specification of procedure calloc [2019-01-14 19:22:53,183 INFO L130 BoogieDeclarations]: Found specification of procedure realloc [2019-01-14 19:22:53,183 INFO L130 BoogieDeclarations]: Found specification of procedure free [2019-01-14 19:22:53,183 INFO L130 BoogieDeclarations]: Found specification of procedure cfree [2019-01-14 19:22:53,183 INFO L130 BoogieDeclarations]: Found specification of procedure alloca [2019-01-14 19:22:53,183 INFO L130 BoogieDeclarations]: Found specification of procedure valloc [2019-01-14 19:22:53,183 INFO L130 BoogieDeclarations]: Found specification of procedure posix_memalign [2019-01-14 19:22:53,183 INFO L130 BoogieDeclarations]: Found specification of procedure abort [2019-01-14 19:22:53,184 INFO L130 BoogieDeclarations]: Found specification of procedure atexit [2019-01-14 19:22:53,184 INFO L130 BoogieDeclarations]: Found specification of procedure on_exit [2019-01-14 19:22:53,184 INFO L130 BoogieDeclarations]: Found specification of procedure exit [2019-01-14 19:22:53,184 INFO L130 BoogieDeclarations]: Found specification of procedure _Exit [2019-01-14 19:22:53,184 INFO L130 BoogieDeclarations]: Found specification of procedure getenv [2019-01-14 19:22:53,184 INFO L130 BoogieDeclarations]: Found specification of procedure putenv [2019-01-14 19:22:53,187 INFO L130 BoogieDeclarations]: Found specification of procedure setenv [2019-01-14 19:22:53,187 INFO L130 BoogieDeclarations]: Found specification of procedure unsetenv [2019-01-14 19:22:53,187 INFO L130 BoogieDeclarations]: Found specification of procedure clearenv [2019-01-14 19:22:53,187 INFO L130 BoogieDeclarations]: Found specification of procedure mktemp [2019-01-14 19:22:53,187 INFO L130 BoogieDeclarations]: Found specification of procedure mkstemp [2019-01-14 19:22:53,187 INFO L130 BoogieDeclarations]: Found specification of procedure mkstemps [2019-01-14 19:22:53,188 INFO L130 BoogieDeclarations]: Found specification of procedure mkdtemp [2019-01-14 19:22:53,188 INFO L130 BoogieDeclarations]: Found specification of procedure system [2019-01-14 19:22:53,189 INFO L130 BoogieDeclarations]: Found specification of procedure realpath [2019-01-14 19:22:53,189 INFO L130 BoogieDeclarations]: Found specification of procedure bsearch [2019-01-14 19:22:53,189 INFO L130 BoogieDeclarations]: Found specification of procedure qsort [2019-01-14 19:22:53,190 INFO L130 BoogieDeclarations]: Found specification of procedure abs [2019-01-14 19:22:53,190 INFO L130 BoogieDeclarations]: Found specification of procedure labs [2019-01-14 19:22:53,190 INFO L130 BoogieDeclarations]: Found specification of procedure llabs [2019-01-14 19:22:53,190 INFO L130 BoogieDeclarations]: Found specification of procedure div [2019-01-14 19:22:53,190 INFO L130 BoogieDeclarations]: Found specification of procedure ldiv [2019-01-14 19:22:53,191 INFO L130 BoogieDeclarations]: Found specification of procedure lldiv [2019-01-14 19:22:53,191 INFO L130 BoogieDeclarations]: Found specification of procedure ecvt [2019-01-14 19:22:53,191 INFO L130 BoogieDeclarations]: Found specification of procedure fcvt [2019-01-14 19:22:53,192 INFO L130 BoogieDeclarations]: Found specification of procedure gcvt [2019-01-14 19:22:53,192 INFO L130 BoogieDeclarations]: Found specification of procedure qecvt [2019-01-14 19:22:53,192 INFO L130 BoogieDeclarations]: Found specification of procedure qfcvt [2019-01-14 19:22:53,192 INFO L130 BoogieDeclarations]: Found specification of procedure qgcvt [2019-01-14 19:22:53,193 INFO L130 BoogieDeclarations]: Found specification of procedure ecvt_r [2019-01-14 19:22:53,194 INFO L130 BoogieDeclarations]: Found specification of procedure fcvt_r [2019-01-14 19:22:53,194 INFO L130 BoogieDeclarations]: Found specification of procedure qecvt_r [2019-01-14 19:22:53,194 INFO L130 BoogieDeclarations]: Found specification of procedure qfcvt_r [2019-01-14 19:22:53,195 INFO L130 BoogieDeclarations]: Found specification of procedure mblen [2019-01-14 19:22:53,195 INFO L130 BoogieDeclarations]: Found specification of procedure mbtowc [2019-01-14 19:22:53,195 INFO L130 BoogieDeclarations]: Found specification of procedure wctomb [2019-01-14 19:22:53,195 INFO L130 BoogieDeclarations]: Found specification of procedure mbstowcs [2019-01-14 19:22:53,195 INFO L130 BoogieDeclarations]: Found specification of procedure wcstombs [2019-01-14 19:22:53,195 INFO L130 BoogieDeclarations]: Found specification of procedure rpmatch [2019-01-14 19:22:53,195 INFO L130 BoogieDeclarations]: Found specification of procedure getsubopt [2019-01-14 19:22:53,195 INFO L130 BoogieDeclarations]: Found specification of procedure getloadavg [2019-01-14 19:22:53,195 INFO L130 BoogieDeclarations]: Found specification of procedure kfree [2019-01-14 19:22:53,196 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_int [2019-01-14 19:22:53,198 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_pointer [2019-01-14 19:22:53,198 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_nonpositive [2019-01-14 19:22:53,199 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_positive [2019-01-14 19:22:53,199 INFO L130 BoogieDeclarations]: Found specification of procedure memcpy [2019-01-14 19:22:53,199 INFO L130 BoogieDeclarations]: Found specification of procedure memset [2019-01-14 19:22:53,199 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_malloc [2019-01-14 19:22:53,199 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2019-01-14 19:22:53,199 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_zalloc [2019-01-14 19:22:53,199 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.meminit [2019-01-14 19:22:53,200 INFO L130 BoogieDeclarations]: Found specification of procedure LDV_INIT_LIST_HEAD [2019-01-14 19:22:53,200 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2019-01-14 19:22:53,200 INFO L130 BoogieDeclarations]: Found specification of procedure __ldv_list_add [2019-01-14 19:22:53,200 INFO L130 BoogieDeclarations]: Found specification of procedure __ldv_list_del [2019-01-14 19:22:53,200 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_list_add [2019-01-14 19:22:53,200 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2019-01-14 19:22:53,200 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_list_add_tail [2019-01-14 19:22:53,200 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_list_del [2019-01-14 19:22:53,201 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_msg_alloc [2019-01-14 19:22:53,201 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_msg_fill [2019-01-14 19:22:53,203 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy [2019-01-14 19:22:53,203 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_msg_free [2019-01-14 19:22:53,203 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2019-01-14 19:22:53,203 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_submit_msg [2019-01-14 19:22:53,204 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_destroy_msgs [2019-01-14 19:22:53,205 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_dev_get_drvdata [2019-01-14 19:22:53,205 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_dev_set_drvdata [2019-01-14 19:22:53,205 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_atomic_add_return [2019-01-14 19:22:53,206 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4 [2019-01-14 19:22:53,206 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4 [2019-01-14 19:22:53,206 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_atomic_sub_return [2019-01-14 19:22:53,206 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_kref_sub [2019-01-14 19:22:53,206 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~TO~VOID [2019-01-14 19:22:53,206 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_kref_init [2019-01-14 19:22:53,206 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_kref_get [2019-01-14 19:22:53,206 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_kref_put [2019-01-14 19:22:53,206 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_kobject_del [2019-01-14 19:22:53,207 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_kobject_cleanup [2019-01-14 19:22:53,207 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_kobject_release [2019-01-14 19:22:53,207 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_kobject_put [2019-01-14 19:22:53,207 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_kobject_get [2019-01-14 19:22:53,207 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_kobject_init_internal [2019-01-14 19:22:53,207 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_kobject_init [2019-01-14 19:22:53,207 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_kobject_create [2019-01-14 19:22:53,207 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset [2019-01-14 19:22:53,207 INFO L130 BoogieDeclarations]: Found specification of procedure f [2019-01-14 19:22:53,208 INFO L130 BoogieDeclarations]: Found specification of procedure g [2019-01-14 19:22:53,212 INFO L130 BoogieDeclarations]: Found specification of procedure f_22_get [2019-01-14 19:22:53,212 INFO L130 BoogieDeclarations]: Found specification of procedure f_22_put [2019-01-14 19:22:53,212 INFO L130 BoogieDeclarations]: Found specification of procedure entry_point [2019-01-14 19:22:53,212 INFO L130 BoogieDeclarations]: Found specification of procedure main [2019-01-14 19:22:53,212 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2019-01-14 19:22:53,213 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2019-01-14 19:22:53,213 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$ [2019-01-14 19:22:53,213 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2019-01-14 19:22:53,213 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.setCurrentRoundingMode [2019-01-14 19:22:53,213 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$ [2019-01-14 19:22:53,213 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$ [2019-01-14 19:22:53,215 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE4 [2019-01-14 19:22:53,215 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~intINTTYPE4 [2019-01-14 19:22:53,958 WARN L745 $ProcedureCfgBuilder]: Label in the middle of a codeblock. [2019-01-14 19:22:55,112 WARN L745 $ProcedureCfgBuilder]: Label in the middle of a codeblock. [2019-01-14 19:22:56,259 INFO L281 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2019-01-14 19:22:56,259 INFO L286 CfgBuilder]: Removed 1 assue(true) statements. [2019-01-14 19:22:56,260 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 14.01 07:22:56 BoogieIcfgContainer [2019-01-14 19:22:56,261 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2019-01-14 19:22:56,262 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2019-01-14 19:22:56,262 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2019-01-14 19:22:56,265 INFO L276 PluginConnector]: TraceAbstraction initialized [2019-01-14 19:22:56,265 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 14.01 07:22:52" (1/3) ... [2019-01-14 19:22:56,266 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@222673b3 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 14.01 07:22:56, skipping insertion in model container [2019-01-14 19:22:56,266 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.01 07:22:52" (2/3) ... [2019-01-14 19:22:56,267 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@222673b3 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 14.01 07:22:56, skipping insertion in model container [2019-01-14 19:22:56,267 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 14.01 07:22:56" (3/3) ... [2019-01-14 19:22:56,269 INFO L112 eAbstractionObserver]: Analyzing ICFG memleaks_test22_4_false-valid-memtrack_true-termination.i [2019-01-14 19:22:56,278 INFO L156 ceAbstractionStarter]: Automizer settings: Hoare:false NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2019-01-14 19:22:56,288 INFO L168 ceAbstractionStarter]: Appying trace abstraction to program that has 71 error locations. [2019-01-14 19:22:56,306 INFO L257 AbstractCegarLoop]: Starting to check reachability of 71 error locations. [2019-01-14 19:22:56,336 INFO L133 ementStrategyFactory]: Using default assertion order modulation [2019-01-14 19:22:56,337 INFO L382 AbstractCegarLoop]: Interprodecural is true [2019-01-14 19:22:56,337 INFO L383 AbstractCegarLoop]: Hoare is false [2019-01-14 19:22:56,337 INFO L384 AbstractCegarLoop]: Compute interpolants for FPandBP [2019-01-14 19:22:56,337 INFO L385 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2019-01-14 19:22:56,337 INFO L386 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2019-01-14 19:22:56,337 INFO L387 AbstractCegarLoop]: Difference is false [2019-01-14 19:22:56,338 INFO L388 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2019-01-14 19:22:56,339 INFO L393 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2019-01-14 19:22:56,366 INFO L276 IsEmpty]: Start isEmpty. Operand 180 states. [2019-01-14 19:22:56,380 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2019-01-14 19:22:56,381 INFO L394 BasicCegarLoop]: Found error trace [2019-01-14 19:22:56,382 INFO L402 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-01-14 19:22:56,384 INFO L423 AbstractCegarLoop]: === Iteration 1 === [ldv_kref_initErr0REQUIRES_VIOLATION, ldv_kref_initErr1REQUIRES_VIOLATION, ldv_list_addErr0REQUIRES_VIOLATION, ldv_list_addErr1REQUIRES_VIOLATION, ldv_kobject_createErr0REQUIRES_VIOLATION, ldv_kobject_createErr1REQUIRES_VIOLATION, ldv_destroy_msgsErr3REQUIRES_VIOLATION, ldv_destroy_msgsErr4REQUIRES_VIOLATION, ldv_destroy_msgsErr5REQUIRES_VIOLATION, ldv_destroy_msgsErr0REQUIRES_VIOLATION, ldv_destroy_msgsErr1REQUIRES_VIOLATION, ldv_destroy_msgsErr2REQUIRES_VIOLATION, ldv_msg_fillErr5REQUIRES_VIOLATION, ldv_msg_fillErr4REQUIRES_VIOLATION, ldv_msg_fillErr3REQUIRES_VIOLATION, ldv_msg_fillErr2REQUIRES_VIOLATION, ldv_msg_fillErr1REQUIRES_VIOLATION, ldv_msg_fillErr0REQUIRES_VIOLATION, ldv_atomic_add_returnErr0REQUIRES_VIOLATION, ldv_atomic_add_returnErr1REQUIRES_VIOLATION, ldv_atomic_add_returnErr2REQUIRES_VIOLATION, ldv_atomic_add_returnErr3REQUIRES_VIOLATION, __ldv_list_delErr3REQUIRES_VIOLATION, __ldv_list_delErr1REQUIRES_VIOLATION, __ldv_list_delErr0REQUIRES_VIOLATION, __ldv_list_delErr2REQUIRES_VIOLATION, ldv_kobject_cleanupErr1REQUIRES_VIOLATION, ldv_kobject_cleanupErr7ASSERT_VIOLATIONMEMORY_FREE, ldv_kobject_cleanupErr3ASSERT_VIOLATIONMEMORY_FREE, ldv_kobject_cleanupErr0REQUIRES_VIOLATION, ldv_kobject_cleanupErr4ASSERT_VIOLATIONMEMORY_FREE, ldv_kobject_cleanupErr2ASSERT_VIOLATIONMEMORY_FREE, ldv_kobject_cleanupErr6ASSERT_VIOLATIONMEMORY_FREE, ldv_kobject_cleanupErr5ASSERT_VIOLATIONMEMORY_FREE, ldv_msg_freeErr1REQUIRES_VIOLATION, ldv_msg_freeErr5ASSERT_VIOLATIONMEMORY_FREE, ldv_msg_freeErr0REQUIRES_VIOLATION, ldv_msg_freeErr2ASSERT_VIOLATIONMEMORY_FREE, ldv_msg_freeErr6ASSERT_VIOLATIONMEMORY_FREE, ldv_msg_freeErr3ASSERT_VIOLATIONMEMORY_FREE, ldv_msg_freeErr7ASSERT_VIOLATIONMEMORY_FREE, ldv_msg_freeErr4ASSERT_VIOLATIONMEMORY_FREE, mainErr0ENSURES_VIOLATIONMEMORY_LEAK, LDV_INIT_LIST_HEADErr0REQUIRES_VIOLATION, LDV_INIT_LIST_HEADErr1REQUIRES_VIOLATION, LDV_INIT_LIST_HEADErr2REQUIRES_VIOLATION, LDV_INIT_LIST_HEADErr3REQUIRES_VIOLATION, ldv_list_delErr0REQUIRES_VIOLATION, ldv_list_delErr1REQUIRES_VIOLATION, ldv_list_delErr2REQUIRES_VIOLATION, ldv_list_delErr3REQUIRES_VIOLATION, __ldv_list_addErr3REQUIRES_VIOLATION, __ldv_list_addErr5REQUIRES_VIOLATION, __ldv_list_addErr4REQUIRES_VIOLATION, __ldv_list_addErr6REQUIRES_VIOLATION, __ldv_list_addErr1REQUIRES_VIOLATION, __ldv_list_addErr0REQUIRES_VIOLATION, __ldv_list_addErr2REQUIRES_VIOLATION, __ldv_list_addErr7REQUIRES_VIOLATION, ldv_dev_set_drvdataErr0REQUIRES_VIOLATION, ldv_dev_set_drvdataErr1REQUIRES_VIOLATION, ldv_atomic_sub_returnErr0REQUIRES_VIOLATION, ldv_atomic_sub_returnErr1REQUIRES_VIOLATION, ldv_atomic_sub_returnErr2REQUIRES_VIOLATION, ldv_atomic_sub_returnErr3REQUIRES_VIOLATION, ldv_list_add_tailErr1REQUIRES_VIOLATION, ldv_list_add_tailErr0REQUIRES_VIOLATION, ldv_dev_get_drvdataErr1REQUIRES_VIOLATION, ldv_dev_get_drvdataErr0REQUIRES_VIOLATION, ldv_msg_allocErr1REQUIRES_VIOLATION, ldv_msg_allocErr0REQUIRES_VIOLATION]=== [2019-01-14 19:22:56,396 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-01-14 19:22:56,397 INFO L82 PathProgramCache]: Analyzing trace with hash 1941683065, now seen corresponding path program 1 times [2019-01-14 19:22:56,402 INFO L223 ckRefinementStrategy]: Switched to mode CVC4_FPBP [2019-01-14 19:22:56,404 INFO L69 tionRefinementEngine]: Using refinement strategy WolfRefinementStrategy No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/cvc4 Starting monitored process 2 with cvc4 --incremental --print-success --lang smt --rewrite-divk (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 2 with cvc4 --incremental --print-success --lang smt --rewrite-divk [2019-01-14 19:22:56,438 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-01-14 19:22:56,571 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-01-14 19:22:56,580 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2019-01-14 19:22:56,629 INFO L478 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 6 treesize of output 5 [2019-01-14 19:22:56,631 INFO L267 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2019-01-14 19:22:56,651 INFO L267 ElimStorePlain]: Start of recursive call 1: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2019-01-14 19:22:56,652 INFO L202 ElimStorePlain]: Needed 2 recursive calls to eliminate 1 variables, input treesize:6, output treesize:5 [2019-01-14 19:22:56,755 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-01-14 19:22:56,758 INFO L312 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [MP cvc4 --incremental --print-success --lang smt --rewrite-divk (2)] Exception during sending of exit command (exit): Broken pipe [2019-01-14 19:22:56,764 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-01-14 19:22:56,765 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2019-01-14 19:22:56,769 INFO L459 AbstractCegarLoop]: Interpolant automaton has 5 states [2019-01-14 19:22:56,784 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2019-01-14 19:22:56,784 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2019-01-14 19:22:56,787 INFO L87 Difference]: Start difference. First operand 180 states. Second operand 5 states. [2019-01-14 19:22:57,667 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-01-14 19:22:57,668 INFO L93 Difference]: Finished difference Result 160 states and 171 transitions. [2019-01-14 19:22:57,673 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2019-01-14 19:22:57,674 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 17 [2019-01-14 19:22:57,675 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-01-14 19:22:57,698 INFO L225 Difference]: With dead ends: 160 [2019-01-14 19:22:57,699 INFO L226 Difference]: Without dead ends: 157 [2019-01-14 19:22:57,700 INFO L631 BasicCegarLoop]: 0 DeclaredPredicates, 16 GetRequests, 13 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2019-01-14 19:22:57,720 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 157 states. [2019-01-14 19:22:57,755 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 157 to 151. [2019-01-14 19:22:57,757 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 151 states. [2019-01-14 19:22:57,761 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 151 states to 151 states and 162 transitions. [2019-01-14 19:22:57,762 INFO L78 Accepts]: Start accepts. Automaton has 151 states and 162 transitions. Word has length 17 [2019-01-14 19:22:57,762 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-01-14 19:22:57,763 INFO L480 AbstractCegarLoop]: Abstraction has 151 states and 162 transitions. [2019-01-14 19:22:57,763 INFO L481 AbstractCegarLoop]: Interpolant automaton has 5 states. [2019-01-14 19:22:57,763 INFO L276 IsEmpty]: Start isEmpty. Operand 151 states and 162 transitions. [2019-01-14 19:22:57,764 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2019-01-14 19:22:57,764 INFO L394 BasicCegarLoop]: Found error trace [2019-01-14 19:22:57,764 INFO L402 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-01-14 19:22:57,765 INFO L423 AbstractCegarLoop]: === Iteration 2 === [ldv_kref_initErr0REQUIRES_VIOLATION, ldv_kref_initErr1REQUIRES_VIOLATION, ldv_list_addErr0REQUIRES_VIOLATION, ldv_list_addErr1REQUIRES_VIOLATION, ldv_kobject_createErr0REQUIRES_VIOLATION, ldv_kobject_createErr1REQUIRES_VIOLATION, ldv_destroy_msgsErr3REQUIRES_VIOLATION, ldv_destroy_msgsErr4REQUIRES_VIOLATION, ldv_destroy_msgsErr5REQUIRES_VIOLATION, ldv_destroy_msgsErr0REQUIRES_VIOLATION, ldv_destroy_msgsErr1REQUIRES_VIOLATION, ldv_destroy_msgsErr2REQUIRES_VIOLATION, ldv_msg_fillErr5REQUIRES_VIOLATION, ldv_msg_fillErr4REQUIRES_VIOLATION, ldv_msg_fillErr3REQUIRES_VIOLATION, ldv_msg_fillErr2REQUIRES_VIOLATION, ldv_msg_fillErr1REQUIRES_VIOLATION, ldv_msg_fillErr0REQUIRES_VIOLATION, ldv_atomic_add_returnErr0REQUIRES_VIOLATION, ldv_atomic_add_returnErr1REQUIRES_VIOLATION, ldv_atomic_add_returnErr2REQUIRES_VIOLATION, ldv_atomic_add_returnErr3REQUIRES_VIOLATION, __ldv_list_delErr3REQUIRES_VIOLATION, __ldv_list_delErr1REQUIRES_VIOLATION, __ldv_list_delErr0REQUIRES_VIOLATION, __ldv_list_delErr2REQUIRES_VIOLATION, ldv_kobject_cleanupErr1REQUIRES_VIOLATION, ldv_kobject_cleanupErr7ASSERT_VIOLATIONMEMORY_FREE, ldv_kobject_cleanupErr3ASSERT_VIOLATIONMEMORY_FREE, ldv_kobject_cleanupErr0REQUIRES_VIOLATION, ldv_kobject_cleanupErr4ASSERT_VIOLATIONMEMORY_FREE, ldv_kobject_cleanupErr2ASSERT_VIOLATIONMEMORY_FREE, ldv_kobject_cleanupErr6ASSERT_VIOLATIONMEMORY_FREE, ldv_kobject_cleanupErr5ASSERT_VIOLATIONMEMORY_FREE, ldv_msg_freeErr1REQUIRES_VIOLATION, ldv_msg_freeErr5ASSERT_VIOLATIONMEMORY_FREE, ldv_msg_freeErr0REQUIRES_VIOLATION, ldv_msg_freeErr2ASSERT_VIOLATIONMEMORY_FREE, ldv_msg_freeErr6ASSERT_VIOLATIONMEMORY_FREE, ldv_msg_freeErr3ASSERT_VIOLATIONMEMORY_FREE, ldv_msg_freeErr7ASSERT_VIOLATIONMEMORY_FREE, ldv_msg_freeErr4ASSERT_VIOLATIONMEMORY_FREE, mainErr0ENSURES_VIOLATIONMEMORY_LEAK, LDV_INIT_LIST_HEADErr0REQUIRES_VIOLATION, LDV_INIT_LIST_HEADErr1REQUIRES_VIOLATION, LDV_INIT_LIST_HEADErr2REQUIRES_VIOLATION, LDV_INIT_LIST_HEADErr3REQUIRES_VIOLATION, ldv_list_delErr0REQUIRES_VIOLATION, ldv_list_delErr1REQUIRES_VIOLATION, ldv_list_delErr2REQUIRES_VIOLATION, ldv_list_delErr3REQUIRES_VIOLATION, __ldv_list_addErr3REQUIRES_VIOLATION, __ldv_list_addErr5REQUIRES_VIOLATION, __ldv_list_addErr4REQUIRES_VIOLATION, __ldv_list_addErr6REQUIRES_VIOLATION, __ldv_list_addErr1REQUIRES_VIOLATION, __ldv_list_addErr0REQUIRES_VIOLATION, __ldv_list_addErr2REQUIRES_VIOLATION, __ldv_list_addErr7REQUIRES_VIOLATION, ldv_dev_set_drvdataErr0REQUIRES_VIOLATION, ldv_dev_set_drvdataErr1REQUIRES_VIOLATION, ldv_atomic_sub_returnErr0REQUIRES_VIOLATION, ldv_atomic_sub_returnErr1REQUIRES_VIOLATION, ldv_atomic_sub_returnErr2REQUIRES_VIOLATION, ldv_atomic_sub_returnErr3REQUIRES_VIOLATION, ldv_list_add_tailErr1REQUIRES_VIOLATION, ldv_list_add_tailErr0REQUIRES_VIOLATION, ldv_dev_get_drvdataErr1REQUIRES_VIOLATION, ldv_dev_get_drvdataErr0REQUIRES_VIOLATION, ldv_msg_allocErr1REQUIRES_VIOLATION, ldv_msg_allocErr0REQUIRES_VIOLATION]=== [2019-01-14 19:22:57,765 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-01-14 19:22:57,765 INFO L82 PathProgramCache]: Analyzing trace with hash 1941683066, now seen corresponding path program 1 times [2019-01-14 19:22:57,766 INFO L223 ckRefinementStrategy]: Switched to mode CVC4_FPBP [2019-01-14 19:22:57,766 INFO L69 tionRefinementEngine]: Using refinement strategy WolfRefinementStrategy No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/cvc4 Starting monitored process 3 with cvc4 --incremental --print-success --lang smt --rewrite-divk (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 3 with cvc4 --incremental --print-success --lang smt --rewrite-divk [2019-01-14 19:22:57,790 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-01-14 19:22:57,849 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-01-14 19:22:57,852 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2019-01-14 19:22:57,877 INFO L478 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 6 treesize of output 5 [2019-01-14 19:22:57,878 INFO L267 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2019-01-14 19:22:57,889 INFO L267 ElimStorePlain]: Start of recursive call 1: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2019-01-14 19:22:57,889 INFO L202 ElimStorePlain]: Needed 2 recursive calls to eliminate 1 variables, input treesize:10, output treesize:9 [2019-01-14 19:22:57,943 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-01-14 19:22:57,944 INFO L312 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2019-01-14 19:22:57,950 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-01-14 19:22:57,950 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2019-01-14 19:22:57,952 INFO L459 AbstractCegarLoop]: Interpolant automaton has 6 states [2019-01-14 19:22:57,952 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2019-01-14 19:22:57,952 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2019-01-14 19:22:57,952 INFO L87 Difference]: Start difference. First operand 151 states and 162 transitions. Second operand 6 states. [2019-01-14 19:22:58,515 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-01-14 19:22:58,515 INFO L93 Difference]: Finished difference Result 156 states and 167 transitions. [2019-01-14 19:22:58,517 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2019-01-14 19:22:58,517 INFO L78 Accepts]: Start accepts. Automaton has 6 states. Word has length 17 [2019-01-14 19:22:58,518 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-01-14 19:22:58,520 INFO L225 Difference]: With dead ends: 156 [2019-01-14 19:22:58,521 INFO L226 Difference]: Without dead ends: 156 [2019-01-14 19:22:58,522 INFO L631 BasicCegarLoop]: 0 DeclaredPredicates, 17 GetRequests, 12 SyntacticMatches, 0 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=13, Invalid=29, Unknown=0, NotChecked=0, Total=42 [2019-01-14 19:22:58,522 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 156 states. [2019-01-14 19:22:58,536 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 156 to 151. [2019-01-14 19:22:58,537 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 151 states. [2019-01-14 19:22:58,540 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 151 states to 151 states and 161 transitions. [2019-01-14 19:22:58,540 INFO L78 Accepts]: Start accepts. Automaton has 151 states and 161 transitions. Word has length 17 [2019-01-14 19:22:58,540 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-01-14 19:22:58,540 INFO L480 AbstractCegarLoop]: Abstraction has 151 states and 161 transitions. [2019-01-14 19:22:58,540 INFO L481 AbstractCegarLoop]: Interpolant automaton has 6 states. [2019-01-14 19:22:58,541 INFO L276 IsEmpty]: Start isEmpty. Operand 151 states and 161 transitions. [2019-01-14 19:22:58,542 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2019-01-14 19:22:58,542 INFO L394 BasicCegarLoop]: Found error trace [2019-01-14 19:22:58,542 INFO L402 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-01-14 19:22:58,543 INFO L423 AbstractCegarLoop]: === Iteration 3 === [ldv_kref_initErr0REQUIRES_VIOLATION, ldv_kref_initErr1REQUIRES_VIOLATION, ldv_list_addErr0REQUIRES_VIOLATION, ldv_list_addErr1REQUIRES_VIOLATION, ldv_kobject_createErr0REQUIRES_VIOLATION, ldv_kobject_createErr1REQUIRES_VIOLATION, ldv_destroy_msgsErr3REQUIRES_VIOLATION, ldv_destroy_msgsErr4REQUIRES_VIOLATION, ldv_destroy_msgsErr5REQUIRES_VIOLATION, ldv_destroy_msgsErr0REQUIRES_VIOLATION, ldv_destroy_msgsErr1REQUIRES_VIOLATION, ldv_destroy_msgsErr2REQUIRES_VIOLATION, ldv_msg_fillErr5REQUIRES_VIOLATION, ldv_msg_fillErr4REQUIRES_VIOLATION, ldv_msg_fillErr3REQUIRES_VIOLATION, ldv_msg_fillErr2REQUIRES_VIOLATION, ldv_msg_fillErr1REQUIRES_VIOLATION, ldv_msg_fillErr0REQUIRES_VIOLATION, ldv_atomic_add_returnErr0REQUIRES_VIOLATION, ldv_atomic_add_returnErr1REQUIRES_VIOLATION, ldv_atomic_add_returnErr2REQUIRES_VIOLATION, ldv_atomic_add_returnErr3REQUIRES_VIOLATION, __ldv_list_delErr3REQUIRES_VIOLATION, __ldv_list_delErr1REQUIRES_VIOLATION, __ldv_list_delErr0REQUIRES_VIOLATION, __ldv_list_delErr2REQUIRES_VIOLATION, ldv_kobject_cleanupErr1REQUIRES_VIOLATION, ldv_kobject_cleanupErr7ASSERT_VIOLATIONMEMORY_FREE, ldv_kobject_cleanupErr3ASSERT_VIOLATIONMEMORY_FREE, ldv_kobject_cleanupErr0REQUIRES_VIOLATION, ldv_kobject_cleanupErr4ASSERT_VIOLATIONMEMORY_FREE, ldv_kobject_cleanupErr2ASSERT_VIOLATIONMEMORY_FREE, ldv_kobject_cleanupErr6ASSERT_VIOLATIONMEMORY_FREE, ldv_kobject_cleanupErr5ASSERT_VIOLATIONMEMORY_FREE, ldv_msg_freeErr1REQUIRES_VIOLATION, ldv_msg_freeErr5ASSERT_VIOLATIONMEMORY_FREE, ldv_msg_freeErr0REQUIRES_VIOLATION, ldv_msg_freeErr2ASSERT_VIOLATIONMEMORY_FREE, ldv_msg_freeErr6ASSERT_VIOLATIONMEMORY_FREE, ldv_msg_freeErr3ASSERT_VIOLATIONMEMORY_FREE, ldv_msg_freeErr7ASSERT_VIOLATIONMEMORY_FREE, ldv_msg_freeErr4ASSERT_VIOLATIONMEMORY_FREE, mainErr0ENSURES_VIOLATIONMEMORY_LEAK, LDV_INIT_LIST_HEADErr0REQUIRES_VIOLATION, LDV_INIT_LIST_HEADErr1REQUIRES_VIOLATION, LDV_INIT_LIST_HEADErr2REQUIRES_VIOLATION, LDV_INIT_LIST_HEADErr3REQUIRES_VIOLATION, ldv_list_delErr0REQUIRES_VIOLATION, ldv_list_delErr1REQUIRES_VIOLATION, ldv_list_delErr2REQUIRES_VIOLATION, ldv_list_delErr3REQUIRES_VIOLATION, __ldv_list_addErr3REQUIRES_VIOLATION, __ldv_list_addErr5REQUIRES_VIOLATION, __ldv_list_addErr4REQUIRES_VIOLATION, __ldv_list_addErr6REQUIRES_VIOLATION, __ldv_list_addErr1REQUIRES_VIOLATION, __ldv_list_addErr0REQUIRES_VIOLATION, __ldv_list_addErr2REQUIRES_VIOLATION, __ldv_list_addErr7REQUIRES_VIOLATION, ldv_dev_set_drvdataErr0REQUIRES_VIOLATION, ldv_dev_set_drvdataErr1REQUIRES_VIOLATION, ldv_atomic_sub_returnErr0REQUIRES_VIOLATION, ldv_atomic_sub_returnErr1REQUIRES_VIOLATION, ldv_atomic_sub_returnErr2REQUIRES_VIOLATION, ldv_atomic_sub_returnErr3REQUIRES_VIOLATION, ldv_list_add_tailErr1REQUIRES_VIOLATION, ldv_list_add_tailErr0REQUIRES_VIOLATION, ldv_dev_get_drvdataErr1REQUIRES_VIOLATION, ldv_dev_get_drvdataErr0REQUIRES_VIOLATION, ldv_msg_allocErr1REQUIRES_VIOLATION, ldv_msg_allocErr0REQUIRES_VIOLATION]=== [2019-01-14 19:22:58,543 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-01-14 19:22:58,543 INFO L82 PathProgramCache]: Analyzing trace with hash 1970312216, now seen corresponding path program 1 times [2019-01-14 19:22:58,543 INFO L223 ckRefinementStrategy]: Switched to mode CVC4_FPBP [2019-01-14 19:22:58,544 INFO L69 tionRefinementEngine]: Using refinement strategy WolfRefinementStrategy No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/cvc4 Starting monitored process 4 with cvc4 --incremental --print-success --lang smt --rewrite-divk (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 4 with cvc4 --incremental --print-success --lang smt --rewrite-divk [2019-01-14 19:22:58,561 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-01-14 19:22:58,616 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-01-14 19:22:58,619 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2019-01-14 19:22:58,879 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-01-14 19:22:58,879 INFO L312 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2019-01-14 19:22:58,881 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-01-14 19:22:58,881 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2019-01-14 19:22:58,881 INFO L459 AbstractCegarLoop]: Interpolant automaton has 5 states [2019-01-14 19:22:58,881 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2019-01-14 19:22:58,882 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2019-01-14 19:22:58,882 INFO L87 Difference]: Start difference. First operand 151 states and 161 transitions. Second operand 5 states. [2019-01-14 19:22:58,915 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-01-14 19:22:58,915 INFO L93 Difference]: Finished difference Result 150 states and 158 transitions. [2019-01-14 19:22:58,917 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2019-01-14 19:22:58,917 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 17 [2019-01-14 19:22:58,917 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-01-14 19:22:58,921 INFO L225 Difference]: With dead ends: 150 [2019-01-14 19:22:58,921 INFO L226 Difference]: Without dead ends: 150 [2019-01-14 19:22:58,922 INFO L631 BasicCegarLoop]: 0 DeclaredPredicates, 16 GetRequests, 13 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2019-01-14 19:22:58,922 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 150 states. [2019-01-14 19:22:58,935 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 150 to 148. [2019-01-14 19:22:58,936 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 148 states. [2019-01-14 19:22:58,938 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 148 states to 148 states and 156 transitions. [2019-01-14 19:22:58,938 INFO L78 Accepts]: Start accepts. Automaton has 148 states and 156 transitions. Word has length 17 [2019-01-14 19:22:58,938 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-01-14 19:22:58,938 INFO L480 AbstractCegarLoop]: Abstraction has 148 states and 156 transitions. [2019-01-14 19:22:58,938 INFO L481 AbstractCegarLoop]: Interpolant automaton has 5 states. [2019-01-14 19:22:58,938 INFO L276 IsEmpty]: Start isEmpty. Operand 148 states and 156 transitions. [2019-01-14 19:22:58,939 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 30 [2019-01-14 19:22:58,940 INFO L394 BasicCegarLoop]: Found error trace [2019-01-14 19:22:58,940 INFO L402 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-01-14 19:22:58,940 INFO L423 AbstractCegarLoop]: === Iteration 4 === [ldv_kref_initErr0REQUIRES_VIOLATION, ldv_kref_initErr1REQUIRES_VIOLATION, ldv_list_addErr0REQUIRES_VIOLATION, ldv_list_addErr1REQUIRES_VIOLATION, ldv_kobject_createErr0REQUIRES_VIOLATION, ldv_kobject_createErr1REQUIRES_VIOLATION, ldv_destroy_msgsErr3REQUIRES_VIOLATION, ldv_destroy_msgsErr4REQUIRES_VIOLATION, ldv_destroy_msgsErr5REQUIRES_VIOLATION, ldv_destroy_msgsErr0REQUIRES_VIOLATION, ldv_destroy_msgsErr1REQUIRES_VIOLATION, ldv_destroy_msgsErr2REQUIRES_VIOLATION, ldv_msg_fillErr5REQUIRES_VIOLATION, ldv_msg_fillErr4REQUIRES_VIOLATION, ldv_msg_fillErr3REQUIRES_VIOLATION, ldv_msg_fillErr2REQUIRES_VIOLATION, ldv_msg_fillErr1REQUIRES_VIOLATION, ldv_msg_fillErr0REQUIRES_VIOLATION, ldv_atomic_add_returnErr0REQUIRES_VIOLATION, ldv_atomic_add_returnErr1REQUIRES_VIOLATION, ldv_atomic_add_returnErr2REQUIRES_VIOLATION, ldv_atomic_add_returnErr3REQUIRES_VIOLATION, __ldv_list_delErr3REQUIRES_VIOLATION, __ldv_list_delErr1REQUIRES_VIOLATION, __ldv_list_delErr0REQUIRES_VIOLATION, __ldv_list_delErr2REQUIRES_VIOLATION, ldv_kobject_cleanupErr1REQUIRES_VIOLATION, ldv_kobject_cleanupErr7ASSERT_VIOLATIONMEMORY_FREE, ldv_kobject_cleanupErr3ASSERT_VIOLATIONMEMORY_FREE, ldv_kobject_cleanupErr0REQUIRES_VIOLATION, ldv_kobject_cleanupErr4ASSERT_VIOLATIONMEMORY_FREE, ldv_kobject_cleanupErr2ASSERT_VIOLATIONMEMORY_FREE, ldv_kobject_cleanupErr6ASSERT_VIOLATIONMEMORY_FREE, ldv_kobject_cleanupErr5ASSERT_VIOLATIONMEMORY_FREE, ldv_msg_freeErr1REQUIRES_VIOLATION, ldv_msg_freeErr5ASSERT_VIOLATIONMEMORY_FREE, ldv_msg_freeErr0REQUIRES_VIOLATION, ldv_msg_freeErr2ASSERT_VIOLATIONMEMORY_FREE, ldv_msg_freeErr6ASSERT_VIOLATIONMEMORY_FREE, ldv_msg_freeErr3ASSERT_VIOLATIONMEMORY_FREE, ldv_msg_freeErr7ASSERT_VIOLATIONMEMORY_FREE, ldv_msg_freeErr4ASSERT_VIOLATIONMEMORY_FREE, mainErr0ENSURES_VIOLATIONMEMORY_LEAK, LDV_INIT_LIST_HEADErr0REQUIRES_VIOLATION, LDV_INIT_LIST_HEADErr1REQUIRES_VIOLATION, LDV_INIT_LIST_HEADErr2REQUIRES_VIOLATION, LDV_INIT_LIST_HEADErr3REQUIRES_VIOLATION, ldv_list_delErr0REQUIRES_VIOLATION, ldv_list_delErr1REQUIRES_VIOLATION, ldv_list_delErr2REQUIRES_VIOLATION, ldv_list_delErr3REQUIRES_VIOLATION, __ldv_list_addErr3REQUIRES_VIOLATION, __ldv_list_addErr5REQUIRES_VIOLATION, __ldv_list_addErr4REQUIRES_VIOLATION, __ldv_list_addErr6REQUIRES_VIOLATION, __ldv_list_addErr1REQUIRES_VIOLATION, __ldv_list_addErr0REQUIRES_VIOLATION, __ldv_list_addErr2REQUIRES_VIOLATION, __ldv_list_addErr7REQUIRES_VIOLATION, ldv_dev_set_drvdataErr0REQUIRES_VIOLATION, ldv_dev_set_drvdataErr1REQUIRES_VIOLATION, ldv_atomic_sub_returnErr0REQUIRES_VIOLATION, ldv_atomic_sub_returnErr1REQUIRES_VIOLATION, ldv_atomic_sub_returnErr2REQUIRES_VIOLATION, ldv_atomic_sub_returnErr3REQUIRES_VIOLATION, ldv_list_add_tailErr1REQUIRES_VIOLATION, ldv_list_add_tailErr0REQUIRES_VIOLATION, ldv_dev_get_drvdataErr1REQUIRES_VIOLATION, ldv_dev_get_drvdataErr0REQUIRES_VIOLATION, ldv_msg_allocErr1REQUIRES_VIOLATION, ldv_msg_allocErr0REQUIRES_VIOLATION]=== [2019-01-14 19:22:58,941 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-01-14 19:22:58,941 INFO L82 PathProgramCache]: Analyzing trace with hash 128646295, now seen corresponding path program 1 times [2019-01-14 19:22:58,941 INFO L223 ckRefinementStrategy]: Switched to mode CVC4_FPBP [2019-01-14 19:22:58,941 INFO L69 tionRefinementEngine]: Using refinement strategy WolfRefinementStrategy No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/cvc4 Starting monitored process 5 with cvc4 --incremental --print-success --lang smt --rewrite-divk (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 5 with cvc4 --incremental --print-success --lang smt --rewrite-divk [2019-01-14 19:22:58,964 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-01-14 19:22:59,022 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-01-14 19:22:59,026 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2019-01-14 19:22:59,153 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-01-14 19:22:59,153 INFO L312 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2019-01-14 19:22:59,155 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-01-14 19:22:59,155 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2019-01-14 19:22:59,155 INFO L459 AbstractCegarLoop]: Interpolant automaton has 5 states [2019-01-14 19:22:59,156 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2019-01-14 19:22:59,156 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2019-01-14 19:22:59,156 INFO L87 Difference]: Start difference. First operand 148 states and 156 transitions. Second operand 5 states. [2019-01-14 19:22:59,241 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-01-14 19:22:59,241 INFO L93 Difference]: Finished difference Result 150 states and 157 transitions. [2019-01-14 19:22:59,244 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2019-01-14 19:22:59,244 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 29 [2019-01-14 19:22:59,244 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-01-14 19:22:59,249 INFO L225 Difference]: With dead ends: 150 [2019-01-14 19:22:59,249 INFO L226 Difference]: Without dead ends: 150 [2019-01-14 19:22:59,249 INFO L631 BasicCegarLoop]: 0 DeclaredPredicates, 28 GetRequests, 25 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2019-01-14 19:22:59,250 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 150 states. [2019-01-14 19:22:59,263 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 150 to 148. [2019-01-14 19:22:59,263 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 148 states. [2019-01-14 19:22:59,266 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 148 states to 148 states and 155 transitions. [2019-01-14 19:22:59,266 INFO L78 Accepts]: Start accepts. Automaton has 148 states and 155 transitions. Word has length 29 [2019-01-14 19:22:59,266 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-01-14 19:22:59,267 INFO L480 AbstractCegarLoop]: Abstraction has 148 states and 155 transitions. [2019-01-14 19:22:59,267 INFO L481 AbstractCegarLoop]: Interpolant automaton has 5 states. [2019-01-14 19:22:59,267 INFO L276 IsEmpty]: Start isEmpty. Operand 148 states and 155 transitions. [2019-01-14 19:22:59,268 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 30 [2019-01-14 19:22:59,268 INFO L394 BasicCegarLoop]: Found error trace [2019-01-14 19:22:59,269 INFO L402 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-01-14 19:22:59,269 INFO L423 AbstractCegarLoop]: === Iteration 5 === [ldv_kref_initErr0REQUIRES_VIOLATION, ldv_kref_initErr1REQUIRES_VIOLATION, ldv_list_addErr0REQUIRES_VIOLATION, ldv_list_addErr1REQUIRES_VIOLATION, ldv_kobject_createErr0REQUIRES_VIOLATION, ldv_kobject_createErr1REQUIRES_VIOLATION, ldv_destroy_msgsErr3REQUIRES_VIOLATION, ldv_destroy_msgsErr4REQUIRES_VIOLATION, ldv_destroy_msgsErr5REQUIRES_VIOLATION, ldv_destroy_msgsErr0REQUIRES_VIOLATION, ldv_destroy_msgsErr1REQUIRES_VIOLATION, ldv_destroy_msgsErr2REQUIRES_VIOLATION, ldv_msg_fillErr5REQUIRES_VIOLATION, ldv_msg_fillErr4REQUIRES_VIOLATION, ldv_msg_fillErr3REQUIRES_VIOLATION, ldv_msg_fillErr2REQUIRES_VIOLATION, ldv_msg_fillErr1REQUIRES_VIOLATION, ldv_msg_fillErr0REQUIRES_VIOLATION, ldv_atomic_add_returnErr0REQUIRES_VIOLATION, ldv_atomic_add_returnErr1REQUIRES_VIOLATION, ldv_atomic_add_returnErr2REQUIRES_VIOLATION, ldv_atomic_add_returnErr3REQUIRES_VIOLATION, __ldv_list_delErr3REQUIRES_VIOLATION, __ldv_list_delErr1REQUIRES_VIOLATION, __ldv_list_delErr0REQUIRES_VIOLATION, __ldv_list_delErr2REQUIRES_VIOLATION, ldv_kobject_cleanupErr1REQUIRES_VIOLATION, ldv_kobject_cleanupErr7ASSERT_VIOLATIONMEMORY_FREE, ldv_kobject_cleanupErr3ASSERT_VIOLATIONMEMORY_FREE, ldv_kobject_cleanupErr0REQUIRES_VIOLATION, ldv_kobject_cleanupErr4ASSERT_VIOLATIONMEMORY_FREE, ldv_kobject_cleanupErr2ASSERT_VIOLATIONMEMORY_FREE, ldv_kobject_cleanupErr6ASSERT_VIOLATIONMEMORY_FREE, ldv_kobject_cleanupErr5ASSERT_VIOLATIONMEMORY_FREE, ldv_msg_freeErr1REQUIRES_VIOLATION, ldv_msg_freeErr5ASSERT_VIOLATIONMEMORY_FREE, ldv_msg_freeErr0REQUIRES_VIOLATION, ldv_msg_freeErr2ASSERT_VIOLATIONMEMORY_FREE, ldv_msg_freeErr6ASSERT_VIOLATIONMEMORY_FREE, ldv_msg_freeErr3ASSERT_VIOLATIONMEMORY_FREE, ldv_msg_freeErr7ASSERT_VIOLATIONMEMORY_FREE, ldv_msg_freeErr4ASSERT_VIOLATIONMEMORY_FREE, mainErr0ENSURES_VIOLATIONMEMORY_LEAK, LDV_INIT_LIST_HEADErr0REQUIRES_VIOLATION, LDV_INIT_LIST_HEADErr1REQUIRES_VIOLATION, LDV_INIT_LIST_HEADErr2REQUIRES_VIOLATION, LDV_INIT_LIST_HEADErr3REQUIRES_VIOLATION, ldv_list_delErr0REQUIRES_VIOLATION, ldv_list_delErr1REQUIRES_VIOLATION, ldv_list_delErr2REQUIRES_VIOLATION, ldv_list_delErr3REQUIRES_VIOLATION, __ldv_list_addErr3REQUIRES_VIOLATION, __ldv_list_addErr5REQUIRES_VIOLATION, __ldv_list_addErr4REQUIRES_VIOLATION, __ldv_list_addErr6REQUIRES_VIOLATION, __ldv_list_addErr1REQUIRES_VIOLATION, __ldv_list_addErr0REQUIRES_VIOLATION, __ldv_list_addErr2REQUIRES_VIOLATION, __ldv_list_addErr7REQUIRES_VIOLATION, ldv_dev_set_drvdataErr0REQUIRES_VIOLATION, ldv_dev_set_drvdataErr1REQUIRES_VIOLATION, ldv_atomic_sub_returnErr0REQUIRES_VIOLATION, ldv_atomic_sub_returnErr1REQUIRES_VIOLATION, ldv_atomic_sub_returnErr2REQUIRES_VIOLATION, ldv_atomic_sub_returnErr3REQUIRES_VIOLATION, ldv_list_add_tailErr1REQUIRES_VIOLATION, ldv_list_add_tailErr0REQUIRES_VIOLATION, ldv_dev_get_drvdataErr1REQUIRES_VIOLATION, ldv_dev_get_drvdataErr0REQUIRES_VIOLATION, ldv_msg_allocErr1REQUIRES_VIOLATION, ldv_msg_allocErr0REQUIRES_VIOLATION]=== [2019-01-14 19:22:59,269 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-01-14 19:22:59,270 INFO L82 PathProgramCache]: Analyzing trace with hash -868426058, now seen corresponding path program 1 times [2019-01-14 19:22:59,270 INFO L223 ckRefinementStrategy]: Switched to mode CVC4_FPBP [2019-01-14 19:22:59,270 INFO L69 tionRefinementEngine]: Using refinement strategy WolfRefinementStrategy No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/cvc4 Starting monitored process 6 with cvc4 --incremental --print-success --lang smt --rewrite-divk (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 6 with cvc4 --incremental --print-success --lang smt --rewrite-divk [2019-01-14 19:22:59,307 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-01-14 19:22:59,400 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-01-14 19:22:59,408 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2019-01-14 19:22:59,548 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-01-14 19:22:59,549 INFO L312 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2019-01-14 19:22:59,553 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-01-14 19:22:59,555 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [9] imperfect sequences [] total 9 [2019-01-14 19:22:59,555 INFO L459 AbstractCegarLoop]: Interpolant automaton has 9 states [2019-01-14 19:22:59,556 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2019-01-14 19:22:59,556 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=15, Invalid=57, Unknown=0, NotChecked=0, Total=72 [2019-01-14 19:22:59,557 INFO L87 Difference]: Start difference. First operand 148 states and 155 transitions. Second operand 9 states. [2019-01-14 19:22:59,755 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-01-14 19:22:59,755 INFO L93 Difference]: Finished difference Result 168 states and 176 transitions. [2019-01-14 19:22:59,756 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2019-01-14 19:22:59,756 INFO L78 Accepts]: Start accepts. Automaton has 9 states. Word has length 29 [2019-01-14 19:22:59,756 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-01-14 19:22:59,758 INFO L225 Difference]: With dead ends: 168 [2019-01-14 19:22:59,758 INFO L226 Difference]: Without dead ends: 168 [2019-01-14 19:22:59,758 INFO L631 BasicCegarLoop]: 0 DeclaredPredicates, 30 GetRequests, 21 SyntacticMatches, 0 SemanticMatches, 9 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=23, Invalid=87, Unknown=0, NotChecked=0, Total=110 [2019-01-14 19:22:59,759 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 168 states. [2019-01-14 19:22:59,766 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 168 to 162. [2019-01-14 19:22:59,766 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 162 states. [2019-01-14 19:22:59,768 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 162 states to 162 states and 169 transitions. [2019-01-14 19:22:59,768 INFO L78 Accepts]: Start accepts. Automaton has 162 states and 169 transitions. Word has length 29 [2019-01-14 19:22:59,768 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-01-14 19:22:59,768 INFO L480 AbstractCegarLoop]: Abstraction has 162 states and 169 transitions. [2019-01-14 19:22:59,769 INFO L481 AbstractCegarLoop]: Interpolant automaton has 9 states. [2019-01-14 19:22:59,769 INFO L276 IsEmpty]: Start isEmpty. Operand 162 states and 169 transitions. [2019-01-14 19:22:59,770 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2019-01-14 19:22:59,770 INFO L394 BasicCegarLoop]: Found error trace [2019-01-14 19:22:59,770 INFO L402 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-01-14 19:22:59,771 INFO L423 AbstractCegarLoop]: === Iteration 6 === [ldv_kref_initErr0REQUIRES_VIOLATION, ldv_kref_initErr1REQUIRES_VIOLATION, ldv_list_addErr0REQUIRES_VIOLATION, ldv_list_addErr1REQUIRES_VIOLATION, ldv_kobject_createErr0REQUIRES_VIOLATION, ldv_kobject_createErr1REQUIRES_VIOLATION, ldv_destroy_msgsErr3REQUIRES_VIOLATION, ldv_destroy_msgsErr4REQUIRES_VIOLATION, ldv_destroy_msgsErr5REQUIRES_VIOLATION, ldv_destroy_msgsErr0REQUIRES_VIOLATION, ldv_destroy_msgsErr1REQUIRES_VIOLATION, ldv_destroy_msgsErr2REQUIRES_VIOLATION, ldv_msg_fillErr5REQUIRES_VIOLATION, ldv_msg_fillErr4REQUIRES_VIOLATION, ldv_msg_fillErr3REQUIRES_VIOLATION, ldv_msg_fillErr2REQUIRES_VIOLATION, ldv_msg_fillErr1REQUIRES_VIOLATION, ldv_msg_fillErr0REQUIRES_VIOLATION, ldv_atomic_add_returnErr0REQUIRES_VIOLATION, ldv_atomic_add_returnErr1REQUIRES_VIOLATION, ldv_atomic_add_returnErr2REQUIRES_VIOLATION, ldv_atomic_add_returnErr3REQUIRES_VIOLATION, __ldv_list_delErr3REQUIRES_VIOLATION, __ldv_list_delErr1REQUIRES_VIOLATION, __ldv_list_delErr0REQUIRES_VIOLATION, __ldv_list_delErr2REQUIRES_VIOLATION, ldv_kobject_cleanupErr1REQUIRES_VIOLATION, ldv_kobject_cleanupErr7ASSERT_VIOLATIONMEMORY_FREE, ldv_kobject_cleanupErr3ASSERT_VIOLATIONMEMORY_FREE, ldv_kobject_cleanupErr0REQUIRES_VIOLATION, ldv_kobject_cleanupErr4ASSERT_VIOLATIONMEMORY_FREE, ldv_kobject_cleanupErr2ASSERT_VIOLATIONMEMORY_FREE, ldv_kobject_cleanupErr6ASSERT_VIOLATIONMEMORY_FREE, ldv_kobject_cleanupErr5ASSERT_VIOLATIONMEMORY_FREE, ldv_msg_freeErr1REQUIRES_VIOLATION, ldv_msg_freeErr5ASSERT_VIOLATIONMEMORY_FREE, ldv_msg_freeErr0REQUIRES_VIOLATION, ldv_msg_freeErr2ASSERT_VIOLATIONMEMORY_FREE, ldv_msg_freeErr6ASSERT_VIOLATIONMEMORY_FREE, ldv_msg_freeErr3ASSERT_VIOLATIONMEMORY_FREE, ldv_msg_freeErr7ASSERT_VIOLATIONMEMORY_FREE, ldv_msg_freeErr4ASSERT_VIOLATIONMEMORY_FREE, mainErr0ENSURES_VIOLATIONMEMORY_LEAK, LDV_INIT_LIST_HEADErr0REQUIRES_VIOLATION, LDV_INIT_LIST_HEADErr1REQUIRES_VIOLATION, LDV_INIT_LIST_HEADErr2REQUIRES_VIOLATION, LDV_INIT_LIST_HEADErr3REQUIRES_VIOLATION, ldv_list_delErr0REQUIRES_VIOLATION, ldv_list_delErr1REQUIRES_VIOLATION, ldv_list_delErr2REQUIRES_VIOLATION, ldv_list_delErr3REQUIRES_VIOLATION, __ldv_list_addErr3REQUIRES_VIOLATION, __ldv_list_addErr5REQUIRES_VIOLATION, __ldv_list_addErr4REQUIRES_VIOLATION, __ldv_list_addErr6REQUIRES_VIOLATION, __ldv_list_addErr1REQUIRES_VIOLATION, __ldv_list_addErr0REQUIRES_VIOLATION, __ldv_list_addErr2REQUIRES_VIOLATION, __ldv_list_addErr7REQUIRES_VIOLATION, ldv_dev_set_drvdataErr0REQUIRES_VIOLATION, ldv_dev_set_drvdataErr1REQUIRES_VIOLATION, ldv_atomic_sub_returnErr0REQUIRES_VIOLATION, ldv_atomic_sub_returnErr1REQUIRES_VIOLATION, ldv_atomic_sub_returnErr2REQUIRES_VIOLATION, ldv_atomic_sub_returnErr3REQUIRES_VIOLATION, ldv_list_add_tailErr1REQUIRES_VIOLATION, ldv_list_add_tailErr0REQUIRES_VIOLATION, ldv_dev_get_drvdataErr1REQUIRES_VIOLATION, ldv_dev_get_drvdataErr0REQUIRES_VIOLATION, ldv_msg_allocErr1REQUIRES_VIOLATION, ldv_msg_allocErr0REQUIRES_VIOLATION]=== [2019-01-14 19:22:59,771 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-01-14 19:22:59,771 INFO L82 PathProgramCache]: Analyzing trace with hash 533380083, now seen corresponding path program 1 times [2019-01-14 19:22:59,772 INFO L223 ckRefinementStrategy]: Switched to mode CVC4_FPBP [2019-01-14 19:22:59,772 INFO L69 tionRefinementEngine]: Using refinement strategy WolfRefinementStrategy No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/cvc4 Starting monitored process 7 with cvc4 --incremental --print-success --lang smt --rewrite-divk (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 7 with cvc4 --incremental --print-success --lang smt --rewrite-divk [2019-01-14 19:22:59,797 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-01-14 19:22:59,908 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-01-14 19:22:59,912 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2019-01-14 19:22:59,954 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-01-14 19:22:59,954 INFO L312 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2019-01-14 19:22:59,958 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-01-14 19:22:59,958 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2019-01-14 19:22:59,959 INFO L459 AbstractCegarLoop]: Interpolant automaton has 4 states [2019-01-14 19:22:59,959 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2019-01-14 19:22:59,959 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2019-01-14 19:22:59,959 INFO L87 Difference]: Start difference. First operand 162 states and 169 transitions. Second operand 4 states. [2019-01-14 19:23:00,045 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-01-14 19:23:00,045 INFO L93 Difference]: Finished difference Result 165 states and 172 transitions. [2019-01-14 19:23:00,046 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2019-01-14 19:23:00,046 INFO L78 Accepts]: Start accepts. Automaton has 4 states. Word has length 32 [2019-01-14 19:23:00,046 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-01-14 19:23:00,048 INFO L225 Difference]: With dead ends: 165 [2019-01-14 19:23:00,048 INFO L226 Difference]: Without dead ends: 163 [2019-01-14 19:23:00,048 INFO L631 BasicCegarLoop]: 0 DeclaredPredicates, 32 GetRequests, 29 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2019-01-14 19:23:00,049 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 163 states. [2019-01-14 19:23:00,055 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 163 to 163. [2019-01-14 19:23:00,055 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 163 states. [2019-01-14 19:23:00,056 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 163 states to 163 states and 170 transitions. [2019-01-14 19:23:00,057 INFO L78 Accepts]: Start accepts. Automaton has 163 states and 170 transitions. Word has length 32 [2019-01-14 19:23:00,057 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-01-14 19:23:00,057 INFO L480 AbstractCegarLoop]: Abstraction has 163 states and 170 transitions. [2019-01-14 19:23:00,057 INFO L481 AbstractCegarLoop]: Interpolant automaton has 4 states. [2019-01-14 19:23:00,057 INFO L276 IsEmpty]: Start isEmpty. Operand 163 states and 170 transitions. [2019-01-14 19:23:00,058 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 34 [2019-01-14 19:23:00,059 INFO L394 BasicCegarLoop]: Found error trace [2019-01-14 19:23:00,059 INFO L402 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-01-14 19:23:00,059 INFO L423 AbstractCegarLoop]: === Iteration 7 === [ldv_kref_initErr0REQUIRES_VIOLATION, ldv_kref_initErr1REQUIRES_VIOLATION, ldv_list_addErr0REQUIRES_VIOLATION, ldv_list_addErr1REQUIRES_VIOLATION, ldv_kobject_createErr0REQUIRES_VIOLATION, ldv_kobject_createErr1REQUIRES_VIOLATION, ldv_destroy_msgsErr3REQUIRES_VIOLATION, ldv_destroy_msgsErr4REQUIRES_VIOLATION, ldv_destroy_msgsErr5REQUIRES_VIOLATION, ldv_destroy_msgsErr0REQUIRES_VIOLATION, ldv_destroy_msgsErr1REQUIRES_VIOLATION, ldv_destroy_msgsErr2REQUIRES_VIOLATION, ldv_msg_fillErr5REQUIRES_VIOLATION, ldv_msg_fillErr4REQUIRES_VIOLATION, ldv_msg_fillErr3REQUIRES_VIOLATION, ldv_msg_fillErr2REQUIRES_VIOLATION, ldv_msg_fillErr1REQUIRES_VIOLATION, ldv_msg_fillErr0REQUIRES_VIOLATION, ldv_atomic_add_returnErr0REQUIRES_VIOLATION, ldv_atomic_add_returnErr1REQUIRES_VIOLATION, ldv_atomic_add_returnErr2REQUIRES_VIOLATION, ldv_atomic_add_returnErr3REQUIRES_VIOLATION, __ldv_list_delErr3REQUIRES_VIOLATION, __ldv_list_delErr1REQUIRES_VIOLATION, __ldv_list_delErr0REQUIRES_VIOLATION, __ldv_list_delErr2REQUIRES_VIOLATION, ldv_kobject_cleanupErr1REQUIRES_VIOLATION, ldv_kobject_cleanupErr7ASSERT_VIOLATIONMEMORY_FREE, ldv_kobject_cleanupErr3ASSERT_VIOLATIONMEMORY_FREE, ldv_kobject_cleanupErr0REQUIRES_VIOLATION, ldv_kobject_cleanupErr4ASSERT_VIOLATIONMEMORY_FREE, ldv_kobject_cleanupErr2ASSERT_VIOLATIONMEMORY_FREE, ldv_kobject_cleanupErr6ASSERT_VIOLATIONMEMORY_FREE, ldv_kobject_cleanupErr5ASSERT_VIOLATIONMEMORY_FREE, ldv_msg_freeErr1REQUIRES_VIOLATION, ldv_msg_freeErr5ASSERT_VIOLATIONMEMORY_FREE, ldv_msg_freeErr0REQUIRES_VIOLATION, ldv_msg_freeErr2ASSERT_VIOLATIONMEMORY_FREE, ldv_msg_freeErr6ASSERT_VIOLATIONMEMORY_FREE, ldv_msg_freeErr3ASSERT_VIOLATIONMEMORY_FREE, ldv_msg_freeErr7ASSERT_VIOLATIONMEMORY_FREE, ldv_msg_freeErr4ASSERT_VIOLATIONMEMORY_FREE, mainErr0ENSURES_VIOLATIONMEMORY_LEAK, LDV_INIT_LIST_HEADErr0REQUIRES_VIOLATION, LDV_INIT_LIST_HEADErr1REQUIRES_VIOLATION, LDV_INIT_LIST_HEADErr2REQUIRES_VIOLATION, LDV_INIT_LIST_HEADErr3REQUIRES_VIOLATION, ldv_list_delErr0REQUIRES_VIOLATION, ldv_list_delErr1REQUIRES_VIOLATION, ldv_list_delErr2REQUIRES_VIOLATION, ldv_list_delErr3REQUIRES_VIOLATION, __ldv_list_addErr3REQUIRES_VIOLATION, __ldv_list_addErr5REQUIRES_VIOLATION, __ldv_list_addErr4REQUIRES_VIOLATION, __ldv_list_addErr6REQUIRES_VIOLATION, __ldv_list_addErr1REQUIRES_VIOLATION, __ldv_list_addErr0REQUIRES_VIOLATION, __ldv_list_addErr2REQUIRES_VIOLATION, __ldv_list_addErr7REQUIRES_VIOLATION, ldv_dev_set_drvdataErr0REQUIRES_VIOLATION, ldv_dev_set_drvdataErr1REQUIRES_VIOLATION, ldv_atomic_sub_returnErr0REQUIRES_VIOLATION, ldv_atomic_sub_returnErr1REQUIRES_VIOLATION, ldv_atomic_sub_returnErr2REQUIRES_VIOLATION, ldv_atomic_sub_returnErr3REQUIRES_VIOLATION, ldv_list_add_tailErr1REQUIRES_VIOLATION, ldv_list_add_tailErr0REQUIRES_VIOLATION, ldv_dev_get_drvdataErr1REQUIRES_VIOLATION, ldv_dev_get_drvdataErr0REQUIRES_VIOLATION, ldv_msg_allocErr1REQUIRES_VIOLATION, ldv_msg_allocErr0REQUIRES_VIOLATION]=== [2019-01-14 19:23:00,060 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-01-14 19:23:00,060 INFO L82 PathProgramCache]: Analyzing trace with hash 1597556963, now seen corresponding path program 1 times [2019-01-14 19:23:00,060 INFO L223 ckRefinementStrategy]: Switched to mode CVC4_FPBP [2019-01-14 19:23:00,060 INFO L69 tionRefinementEngine]: Using refinement strategy WolfRefinementStrategy No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/cvc4 Starting monitored process 8 with cvc4 --incremental --print-success --lang smt --rewrite-divk (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 8 with cvc4 --incremental --print-success --lang smt --rewrite-divk [2019-01-14 19:23:00,105 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-01-14 19:23:00,213 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-01-14 19:23:00,217 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2019-01-14 19:23:00,260 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-01-14 19:23:00,261 INFO L316 TraceCheckSpWp]: Computing backward predicates... [2019-01-14 19:23:00,445 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-01-14 19:23:00,447 INFO L312 seRefinementStrategy]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2019-01-14 19:23:00,447 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [] imperfect sequences [5, 5] total 8 [2019-01-14 19:23:00,448 INFO L459 AbstractCegarLoop]: Interpolant automaton has 8 states [2019-01-14 19:23:00,448 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2019-01-14 19:23:00,448 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=22, Invalid=34, Unknown=0, NotChecked=0, Total=56 [2019-01-14 19:23:00,448 INFO L87 Difference]: Start difference. First operand 163 states and 170 transitions. Second operand 8 states. [2019-01-14 19:23:00,594 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-01-14 19:23:00,595 INFO L93 Difference]: Finished difference Result 170 states and 178 transitions. [2019-01-14 19:23:00,595 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2019-01-14 19:23:00,595 INFO L78 Accepts]: Start accepts. Automaton has 8 states. Word has length 33 [2019-01-14 19:23:00,596 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-01-14 19:23:00,597 INFO L225 Difference]: With dead ends: 170 [2019-01-14 19:23:00,597 INFO L226 Difference]: Without dead ends: 166 [2019-01-14 19:23:00,597 INFO L631 BasicCegarLoop]: 0 DeclaredPredicates, 67 GetRequests, 58 SyntacticMatches, 1 SemanticMatches, 8 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=38, Invalid=52, Unknown=0, NotChecked=0, Total=90 [2019-01-14 19:23:00,598 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 166 states. [2019-01-14 19:23:00,603 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 166 to 166. [2019-01-14 19:23:00,603 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 166 states. [2019-01-14 19:23:00,604 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 166 states to 166 states and 173 transitions. [2019-01-14 19:23:00,604 INFO L78 Accepts]: Start accepts. Automaton has 166 states and 173 transitions. Word has length 33 [2019-01-14 19:23:00,604 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-01-14 19:23:00,604 INFO L480 AbstractCegarLoop]: Abstraction has 166 states and 173 transitions. [2019-01-14 19:23:00,604 INFO L481 AbstractCegarLoop]: Interpolant automaton has 8 states. [2019-01-14 19:23:00,605 INFO L276 IsEmpty]: Start isEmpty. Operand 166 states and 173 transitions. [2019-01-14 19:23:00,606 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 37 [2019-01-14 19:23:00,606 INFO L394 BasicCegarLoop]: Found error trace [2019-01-14 19:23:00,606 INFO L402 BasicCegarLoop]: trace histogram [4, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-01-14 19:23:00,607 INFO L423 AbstractCegarLoop]: === Iteration 8 === [ldv_kref_initErr0REQUIRES_VIOLATION, ldv_kref_initErr1REQUIRES_VIOLATION, ldv_list_addErr0REQUIRES_VIOLATION, ldv_list_addErr1REQUIRES_VIOLATION, ldv_kobject_createErr0REQUIRES_VIOLATION, ldv_kobject_createErr1REQUIRES_VIOLATION, ldv_destroy_msgsErr3REQUIRES_VIOLATION, ldv_destroy_msgsErr4REQUIRES_VIOLATION, ldv_destroy_msgsErr5REQUIRES_VIOLATION, ldv_destroy_msgsErr0REQUIRES_VIOLATION, ldv_destroy_msgsErr1REQUIRES_VIOLATION, ldv_destroy_msgsErr2REQUIRES_VIOLATION, ldv_msg_fillErr5REQUIRES_VIOLATION, ldv_msg_fillErr4REQUIRES_VIOLATION, ldv_msg_fillErr3REQUIRES_VIOLATION, ldv_msg_fillErr2REQUIRES_VIOLATION, ldv_msg_fillErr1REQUIRES_VIOLATION, ldv_msg_fillErr0REQUIRES_VIOLATION, ldv_atomic_add_returnErr0REQUIRES_VIOLATION, ldv_atomic_add_returnErr1REQUIRES_VIOLATION, ldv_atomic_add_returnErr2REQUIRES_VIOLATION, ldv_atomic_add_returnErr3REQUIRES_VIOLATION, __ldv_list_delErr3REQUIRES_VIOLATION, __ldv_list_delErr1REQUIRES_VIOLATION, __ldv_list_delErr0REQUIRES_VIOLATION, __ldv_list_delErr2REQUIRES_VIOLATION, ldv_kobject_cleanupErr1REQUIRES_VIOLATION, ldv_kobject_cleanupErr7ASSERT_VIOLATIONMEMORY_FREE, ldv_kobject_cleanupErr3ASSERT_VIOLATIONMEMORY_FREE, ldv_kobject_cleanupErr0REQUIRES_VIOLATION, ldv_kobject_cleanupErr4ASSERT_VIOLATIONMEMORY_FREE, ldv_kobject_cleanupErr2ASSERT_VIOLATIONMEMORY_FREE, ldv_kobject_cleanupErr6ASSERT_VIOLATIONMEMORY_FREE, ldv_kobject_cleanupErr5ASSERT_VIOLATIONMEMORY_FREE, ldv_msg_freeErr1REQUIRES_VIOLATION, ldv_msg_freeErr5ASSERT_VIOLATIONMEMORY_FREE, ldv_msg_freeErr0REQUIRES_VIOLATION, ldv_msg_freeErr2ASSERT_VIOLATIONMEMORY_FREE, ldv_msg_freeErr6ASSERT_VIOLATIONMEMORY_FREE, ldv_msg_freeErr3ASSERT_VIOLATIONMEMORY_FREE, ldv_msg_freeErr7ASSERT_VIOLATIONMEMORY_FREE, ldv_msg_freeErr4ASSERT_VIOLATIONMEMORY_FREE, mainErr0ENSURES_VIOLATIONMEMORY_LEAK, LDV_INIT_LIST_HEADErr0REQUIRES_VIOLATION, LDV_INIT_LIST_HEADErr1REQUIRES_VIOLATION, LDV_INIT_LIST_HEADErr2REQUIRES_VIOLATION, LDV_INIT_LIST_HEADErr3REQUIRES_VIOLATION, ldv_list_delErr0REQUIRES_VIOLATION, ldv_list_delErr1REQUIRES_VIOLATION, ldv_list_delErr2REQUIRES_VIOLATION, ldv_list_delErr3REQUIRES_VIOLATION, __ldv_list_addErr3REQUIRES_VIOLATION, __ldv_list_addErr5REQUIRES_VIOLATION, __ldv_list_addErr4REQUIRES_VIOLATION, __ldv_list_addErr6REQUIRES_VIOLATION, __ldv_list_addErr1REQUIRES_VIOLATION, __ldv_list_addErr0REQUIRES_VIOLATION, __ldv_list_addErr2REQUIRES_VIOLATION, __ldv_list_addErr7REQUIRES_VIOLATION, ldv_dev_set_drvdataErr0REQUIRES_VIOLATION, ldv_dev_set_drvdataErr1REQUIRES_VIOLATION, ldv_atomic_sub_returnErr0REQUIRES_VIOLATION, ldv_atomic_sub_returnErr1REQUIRES_VIOLATION, ldv_atomic_sub_returnErr2REQUIRES_VIOLATION, ldv_atomic_sub_returnErr3REQUIRES_VIOLATION, ldv_list_add_tailErr1REQUIRES_VIOLATION, ldv_list_add_tailErr0REQUIRES_VIOLATION, ldv_dev_get_drvdataErr1REQUIRES_VIOLATION, ldv_dev_get_drvdataErr0REQUIRES_VIOLATION, ldv_msg_allocErr1REQUIRES_VIOLATION, ldv_msg_allocErr0REQUIRES_VIOLATION]=== [2019-01-14 19:23:00,607 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-01-14 19:23:00,607 INFO L82 PathProgramCache]: Analyzing trace with hash -1856079885, now seen corresponding path program 2 times [2019-01-14 19:23:00,607 INFO L223 ckRefinementStrategy]: Switched to mode CVC4_FPBP [2019-01-14 19:23:00,608 INFO L69 tionRefinementEngine]: Using refinement strategy WolfRefinementStrategy No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/cvc4 Starting monitored process 9 with cvc4 --incremental --print-success --lang smt --rewrite-divk (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 9 with cvc4 --incremental --print-success --lang smt --rewrite-divk [2019-01-14 19:23:00,629 INFO L101 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST1 [2019-01-14 19:23:00,717 INFO L249 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST1 issued 1 check-sat command(s) [2019-01-14 19:23:00,717 INFO L250 tOrderPrioritization]: Conjunction of SSA is unsat [2019-01-14 19:23:00,721 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2019-01-14 19:23:00,728 INFO L478 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 6 treesize of output 5 [2019-01-14 19:23:00,728 INFO L267 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2019-01-14 19:23:00,730 INFO L267 ElimStorePlain]: Start of recursive call 1: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2019-01-14 19:23:00,731 INFO L202 ElimStorePlain]: Needed 2 recursive calls to eliminate 1 variables, input treesize:6, output treesize:5 [2019-01-14 19:23:00,941 INFO L134 CoverageAnalysis]: Checked inductivity of 10 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 10 trivial. 0 not checked. [2019-01-14 19:23:00,941 INFO L312 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2019-01-14 19:23:00,954 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-01-14 19:23:00,954 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [12] imperfect sequences [] total 12 [2019-01-14 19:23:00,955 INFO L459 AbstractCegarLoop]: Interpolant automaton has 13 states [2019-01-14 19:23:00,955 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 13 interpolants. [2019-01-14 19:23:00,955 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=33, Invalid=123, Unknown=0, NotChecked=0, Total=156 [2019-01-14 19:23:00,955 INFO L87 Difference]: Start difference. First operand 166 states and 173 transitions. Second operand 13 states. [2019-01-14 19:23:02,727 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-01-14 19:23:02,727 INFO L93 Difference]: Finished difference Result 177 states and 183 transitions. [2019-01-14 19:23:02,728 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2019-01-14 19:23:02,728 INFO L78 Accepts]: Start accepts. Automaton has 13 states. Word has length 36 [2019-01-14 19:23:02,728 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-01-14 19:23:02,729 INFO L225 Difference]: With dead ends: 177 [2019-01-14 19:23:02,729 INFO L226 Difference]: Without dead ends: 177 [2019-01-14 19:23:02,730 INFO L631 BasicCegarLoop]: 0 DeclaredPredicates, 38 GetRequests, 23 SyntacticMatches, 1 SemanticMatches, 14 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 12 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=48, Invalid=192, Unknown=0, NotChecked=0, Total=240 [2019-01-14 19:23:02,730 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 177 states. [2019-01-14 19:23:02,738 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 177 to 165. [2019-01-14 19:23:02,738 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 165 states. [2019-01-14 19:23:02,739 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 165 states to 165 states and 172 transitions. [2019-01-14 19:23:02,740 INFO L78 Accepts]: Start accepts. Automaton has 165 states and 172 transitions. Word has length 36 [2019-01-14 19:23:02,740 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-01-14 19:23:02,740 INFO L480 AbstractCegarLoop]: Abstraction has 165 states and 172 transitions. [2019-01-14 19:23:02,740 INFO L481 AbstractCegarLoop]: Interpolant automaton has 13 states. [2019-01-14 19:23:02,740 INFO L276 IsEmpty]: Start isEmpty. Operand 165 states and 172 transitions. [2019-01-14 19:23:02,741 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 37 [2019-01-14 19:23:02,742 INFO L394 BasicCegarLoop]: Found error trace [2019-01-14 19:23:02,742 INFO L402 BasicCegarLoop]: trace histogram [4, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-01-14 19:23:02,742 INFO L423 AbstractCegarLoop]: === Iteration 9 === [ldv_kref_initErr0REQUIRES_VIOLATION, ldv_kref_initErr1REQUIRES_VIOLATION, ldv_list_addErr0REQUIRES_VIOLATION, ldv_list_addErr1REQUIRES_VIOLATION, ldv_kobject_createErr0REQUIRES_VIOLATION, ldv_kobject_createErr1REQUIRES_VIOLATION, ldv_destroy_msgsErr3REQUIRES_VIOLATION, ldv_destroy_msgsErr4REQUIRES_VIOLATION, ldv_destroy_msgsErr5REQUIRES_VIOLATION, ldv_destroy_msgsErr0REQUIRES_VIOLATION, ldv_destroy_msgsErr1REQUIRES_VIOLATION, ldv_destroy_msgsErr2REQUIRES_VIOLATION, ldv_msg_fillErr5REQUIRES_VIOLATION, ldv_msg_fillErr4REQUIRES_VIOLATION, ldv_msg_fillErr3REQUIRES_VIOLATION, ldv_msg_fillErr2REQUIRES_VIOLATION, ldv_msg_fillErr1REQUIRES_VIOLATION, ldv_msg_fillErr0REQUIRES_VIOLATION, ldv_atomic_add_returnErr0REQUIRES_VIOLATION, ldv_atomic_add_returnErr1REQUIRES_VIOLATION, ldv_atomic_add_returnErr2REQUIRES_VIOLATION, ldv_atomic_add_returnErr3REQUIRES_VIOLATION, __ldv_list_delErr3REQUIRES_VIOLATION, __ldv_list_delErr1REQUIRES_VIOLATION, __ldv_list_delErr0REQUIRES_VIOLATION, __ldv_list_delErr2REQUIRES_VIOLATION, ldv_kobject_cleanupErr1REQUIRES_VIOLATION, ldv_kobject_cleanupErr7ASSERT_VIOLATIONMEMORY_FREE, ldv_kobject_cleanupErr3ASSERT_VIOLATIONMEMORY_FREE, ldv_kobject_cleanupErr0REQUIRES_VIOLATION, ldv_kobject_cleanupErr4ASSERT_VIOLATIONMEMORY_FREE, ldv_kobject_cleanupErr2ASSERT_VIOLATIONMEMORY_FREE, ldv_kobject_cleanupErr6ASSERT_VIOLATIONMEMORY_FREE, ldv_kobject_cleanupErr5ASSERT_VIOLATIONMEMORY_FREE, ldv_msg_freeErr1REQUIRES_VIOLATION, ldv_msg_freeErr5ASSERT_VIOLATIONMEMORY_FREE, ldv_msg_freeErr0REQUIRES_VIOLATION, ldv_msg_freeErr2ASSERT_VIOLATIONMEMORY_FREE, ldv_msg_freeErr6ASSERT_VIOLATIONMEMORY_FREE, ldv_msg_freeErr3ASSERT_VIOLATIONMEMORY_FREE, ldv_msg_freeErr7ASSERT_VIOLATIONMEMORY_FREE, ldv_msg_freeErr4ASSERT_VIOLATIONMEMORY_FREE, mainErr0ENSURES_VIOLATIONMEMORY_LEAK, LDV_INIT_LIST_HEADErr0REQUIRES_VIOLATION, LDV_INIT_LIST_HEADErr1REQUIRES_VIOLATION, LDV_INIT_LIST_HEADErr2REQUIRES_VIOLATION, LDV_INIT_LIST_HEADErr3REQUIRES_VIOLATION, ldv_list_delErr0REQUIRES_VIOLATION, ldv_list_delErr1REQUIRES_VIOLATION, ldv_list_delErr2REQUIRES_VIOLATION, ldv_list_delErr3REQUIRES_VIOLATION, __ldv_list_addErr3REQUIRES_VIOLATION, __ldv_list_addErr5REQUIRES_VIOLATION, __ldv_list_addErr4REQUIRES_VIOLATION, __ldv_list_addErr6REQUIRES_VIOLATION, __ldv_list_addErr1REQUIRES_VIOLATION, __ldv_list_addErr0REQUIRES_VIOLATION, __ldv_list_addErr2REQUIRES_VIOLATION, __ldv_list_addErr7REQUIRES_VIOLATION, ldv_dev_set_drvdataErr0REQUIRES_VIOLATION, ldv_dev_set_drvdataErr1REQUIRES_VIOLATION, ldv_atomic_sub_returnErr0REQUIRES_VIOLATION, ldv_atomic_sub_returnErr1REQUIRES_VIOLATION, ldv_atomic_sub_returnErr2REQUIRES_VIOLATION, ldv_atomic_sub_returnErr3REQUIRES_VIOLATION, ldv_list_add_tailErr1REQUIRES_VIOLATION, ldv_list_add_tailErr0REQUIRES_VIOLATION, ldv_dev_get_drvdataErr1REQUIRES_VIOLATION, ldv_dev_get_drvdataErr0REQUIRES_VIOLATION, ldv_msg_allocErr1REQUIRES_VIOLATION, ldv_msg_allocErr0REQUIRES_VIOLATION]=== [2019-01-14 19:23:02,743 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-01-14 19:23:02,743 INFO L82 PathProgramCache]: Analyzing trace with hash -1856079884, now seen corresponding path program 1 times [2019-01-14 19:23:02,743 INFO L223 ckRefinementStrategy]: Switched to mode CVC4_FPBP [2019-01-14 19:23:02,743 INFO L69 tionRefinementEngine]: Using refinement strategy WolfRefinementStrategy No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/cvc4 Starting monitored process 10 with cvc4 --incremental --print-success --lang smt --rewrite-divk (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 10 with cvc4 --incremental --print-success --lang smt --rewrite-divk [2019-01-14 19:23:02,764 INFO L101 rtionOrderModulation]: Changing assertion order to NOT_INCREMENTALLY [2019-01-14 19:23:02,901 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-01-14 19:23:02,906 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2019-01-14 19:23:03,040 INFO L134 CoverageAnalysis]: Checked inductivity of 10 backedges. 0 proven. 10 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-01-14 19:23:03,040 INFO L316 TraceCheckSpWp]: Computing backward predicates... [2019-01-14 19:23:03,258 INFO L134 CoverageAnalysis]: Checked inductivity of 10 backedges. 0 proven. 10 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-01-14 19:23:03,260 INFO L312 seRefinementStrategy]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2019-01-14 19:23:03,261 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [] imperfect sequences [8, 8] total 14 [2019-01-14 19:23:03,261 INFO L459 AbstractCegarLoop]: Interpolant automaton has 14 states [2019-01-14 19:23:03,262 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 14 interpolants. [2019-01-14 19:23:03,262 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=61, Invalid=121, Unknown=0, NotChecked=0, Total=182 [2019-01-14 19:23:03,263 INFO L87 Difference]: Start difference. First operand 165 states and 172 transitions. Second operand 14 states. [2019-01-14 19:23:03,950 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-01-14 19:23:03,950 INFO L93 Difference]: Finished difference Result 175 states and 186 transitions. [2019-01-14 19:23:03,952 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2019-01-14 19:23:03,952 INFO L78 Accepts]: Start accepts. Automaton has 14 states. Word has length 36 [2019-01-14 19:23:03,952 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-01-14 19:23:03,954 INFO L225 Difference]: With dead ends: 175 [2019-01-14 19:23:03,954 INFO L226 Difference]: Without dead ends: 171 [2019-01-14 19:23:03,955 INFO L631 BasicCegarLoop]: 0 DeclaredPredicates, 76 GetRequests, 58 SyntacticMatches, 1 SemanticMatches, 17 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 12 ImplicationChecksByTransitivity, 0.6s TimeCoverageRelationStatistics Valid=131, Invalid=211, Unknown=0, NotChecked=0, Total=342 [2019-01-14 19:23:03,955 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 171 states. [2019-01-14 19:23:03,961 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 171 to 171. [2019-01-14 19:23:03,962 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 171 states. [2019-01-14 19:23:03,963 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 171 states to 171 states and 178 transitions. [2019-01-14 19:23:03,963 INFO L78 Accepts]: Start accepts. Automaton has 171 states and 178 transitions. Word has length 36 [2019-01-14 19:23:03,964 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-01-14 19:23:03,964 INFO L480 AbstractCegarLoop]: Abstraction has 171 states and 178 transitions. [2019-01-14 19:23:03,964 INFO L481 AbstractCegarLoop]: Interpolant automaton has 14 states. [2019-01-14 19:23:03,965 INFO L276 IsEmpty]: Start isEmpty. Operand 171 states and 178 transitions. [2019-01-14 19:23:03,966 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 41 [2019-01-14 19:23:03,966 INFO L394 BasicCegarLoop]: Found error trace [2019-01-14 19:23:03,966 INFO L402 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-01-14 19:23:03,967 INFO L423 AbstractCegarLoop]: === Iteration 10 === [ldv_kref_initErr0REQUIRES_VIOLATION, ldv_kref_initErr1REQUIRES_VIOLATION, ldv_list_addErr0REQUIRES_VIOLATION, ldv_list_addErr1REQUIRES_VIOLATION, ldv_kobject_createErr0REQUIRES_VIOLATION, ldv_kobject_createErr1REQUIRES_VIOLATION, ldv_destroy_msgsErr3REQUIRES_VIOLATION, ldv_destroy_msgsErr4REQUIRES_VIOLATION, ldv_destroy_msgsErr5REQUIRES_VIOLATION, ldv_destroy_msgsErr0REQUIRES_VIOLATION, ldv_destroy_msgsErr1REQUIRES_VIOLATION, ldv_destroy_msgsErr2REQUIRES_VIOLATION, ldv_msg_fillErr5REQUIRES_VIOLATION, ldv_msg_fillErr4REQUIRES_VIOLATION, ldv_msg_fillErr3REQUIRES_VIOLATION, ldv_msg_fillErr2REQUIRES_VIOLATION, ldv_msg_fillErr1REQUIRES_VIOLATION, ldv_msg_fillErr0REQUIRES_VIOLATION, ldv_atomic_add_returnErr0REQUIRES_VIOLATION, ldv_atomic_add_returnErr1REQUIRES_VIOLATION, ldv_atomic_add_returnErr2REQUIRES_VIOLATION, ldv_atomic_add_returnErr3REQUIRES_VIOLATION, __ldv_list_delErr3REQUIRES_VIOLATION, __ldv_list_delErr1REQUIRES_VIOLATION, __ldv_list_delErr0REQUIRES_VIOLATION, __ldv_list_delErr2REQUIRES_VIOLATION, ldv_kobject_cleanupErr1REQUIRES_VIOLATION, ldv_kobject_cleanupErr7ASSERT_VIOLATIONMEMORY_FREE, ldv_kobject_cleanupErr3ASSERT_VIOLATIONMEMORY_FREE, ldv_kobject_cleanupErr0REQUIRES_VIOLATION, ldv_kobject_cleanupErr4ASSERT_VIOLATIONMEMORY_FREE, ldv_kobject_cleanupErr2ASSERT_VIOLATIONMEMORY_FREE, ldv_kobject_cleanupErr6ASSERT_VIOLATIONMEMORY_FREE, ldv_kobject_cleanupErr5ASSERT_VIOLATIONMEMORY_FREE, ldv_msg_freeErr1REQUIRES_VIOLATION, ldv_msg_freeErr5ASSERT_VIOLATIONMEMORY_FREE, ldv_msg_freeErr0REQUIRES_VIOLATION, ldv_msg_freeErr2ASSERT_VIOLATIONMEMORY_FREE, ldv_msg_freeErr6ASSERT_VIOLATIONMEMORY_FREE, ldv_msg_freeErr3ASSERT_VIOLATIONMEMORY_FREE, ldv_msg_freeErr7ASSERT_VIOLATIONMEMORY_FREE, ldv_msg_freeErr4ASSERT_VIOLATIONMEMORY_FREE, mainErr0ENSURES_VIOLATIONMEMORY_LEAK, LDV_INIT_LIST_HEADErr0REQUIRES_VIOLATION, LDV_INIT_LIST_HEADErr1REQUIRES_VIOLATION, LDV_INIT_LIST_HEADErr2REQUIRES_VIOLATION, LDV_INIT_LIST_HEADErr3REQUIRES_VIOLATION, ldv_list_delErr0REQUIRES_VIOLATION, ldv_list_delErr1REQUIRES_VIOLATION, ldv_list_delErr2REQUIRES_VIOLATION, ldv_list_delErr3REQUIRES_VIOLATION, __ldv_list_addErr3REQUIRES_VIOLATION, __ldv_list_addErr5REQUIRES_VIOLATION, __ldv_list_addErr4REQUIRES_VIOLATION, __ldv_list_addErr6REQUIRES_VIOLATION, __ldv_list_addErr1REQUIRES_VIOLATION, __ldv_list_addErr0REQUIRES_VIOLATION, __ldv_list_addErr2REQUIRES_VIOLATION, __ldv_list_addErr7REQUIRES_VIOLATION, ldv_dev_set_drvdataErr0REQUIRES_VIOLATION, ldv_dev_set_drvdataErr1REQUIRES_VIOLATION, ldv_atomic_sub_returnErr0REQUIRES_VIOLATION, ldv_atomic_sub_returnErr1REQUIRES_VIOLATION, ldv_atomic_sub_returnErr2REQUIRES_VIOLATION, ldv_atomic_sub_returnErr3REQUIRES_VIOLATION, ldv_list_add_tailErr1REQUIRES_VIOLATION, ldv_list_add_tailErr0REQUIRES_VIOLATION, ldv_dev_get_drvdataErr1REQUIRES_VIOLATION, ldv_dev_get_drvdataErr0REQUIRES_VIOLATION, ldv_msg_allocErr1REQUIRES_VIOLATION, ldv_msg_allocErr0REQUIRES_VIOLATION]=== [2019-01-14 19:23:03,967 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-01-14 19:23:03,967 INFO L82 PathProgramCache]: Analyzing trace with hash -1969741351, now seen corresponding path program 1 times [2019-01-14 19:23:03,967 INFO L223 ckRefinementStrategy]: Switched to mode CVC4_FPBP [2019-01-14 19:23:03,968 INFO L69 tionRefinementEngine]: Using refinement strategy WolfRefinementStrategy No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/cvc4 Starting monitored process 11 with cvc4 --incremental --print-success --lang smt --rewrite-divk (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 11 with cvc4 --incremental --print-success --lang smt --rewrite-divk [2019-01-14 19:23:04,003 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-01-14 19:23:04,105 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-01-14 19:23:04,109 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2019-01-14 19:23:04,217 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-01-14 19:23:04,218 INFO L312 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [MP cvc4 --incremental --print-success --lang smt --rewrite-divk (11)] Exception during sending of exit command (exit): Broken pipe [2019-01-14 19:23:04,220 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-01-14 19:23:04,220 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2019-01-14 19:23:04,221 INFO L459 AbstractCegarLoop]: Interpolant automaton has 7 states [2019-01-14 19:23:04,221 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2019-01-14 19:23:04,221 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=11, Invalid=31, Unknown=0, NotChecked=0, Total=42 [2019-01-14 19:23:04,221 INFO L87 Difference]: Start difference. First operand 171 states and 178 transitions. Second operand 7 states. [2019-01-14 19:23:04,291 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-01-14 19:23:04,291 INFO L93 Difference]: Finished difference Result 180 states and 187 transitions. [2019-01-14 19:23:04,295 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2019-01-14 19:23:04,295 INFO L78 Accepts]: Start accepts. Automaton has 7 states. Word has length 40 [2019-01-14 19:23:04,296 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-01-14 19:23:04,297 INFO L225 Difference]: With dead ends: 180 [2019-01-14 19:23:04,297 INFO L226 Difference]: Without dead ends: 180 [2019-01-14 19:23:04,297 INFO L631 BasicCegarLoop]: 0 DeclaredPredicates, 40 GetRequests, 34 SyntacticMatches, 0 SemanticMatches, 6 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=15, Invalid=41, Unknown=0, NotChecked=0, Total=56 [2019-01-14 19:23:04,301 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 180 states. [2019-01-14 19:23:04,306 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 180 to 176. [2019-01-14 19:23:04,307 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 176 states. [2019-01-14 19:23:04,309 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 176 states to 176 states and 183 transitions. [2019-01-14 19:23:04,310 INFO L78 Accepts]: Start accepts. Automaton has 176 states and 183 transitions. Word has length 40 [2019-01-14 19:23:04,311 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-01-14 19:23:04,313 INFO L480 AbstractCegarLoop]: Abstraction has 176 states and 183 transitions. [2019-01-14 19:23:04,313 INFO L481 AbstractCegarLoop]: Interpolant automaton has 7 states. [2019-01-14 19:23:04,313 INFO L276 IsEmpty]: Start isEmpty. Operand 176 states and 183 transitions. [2019-01-14 19:23:04,315 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 39 [2019-01-14 19:23:04,321 INFO L394 BasicCegarLoop]: Found error trace [2019-01-14 19:23:04,321 INFO L402 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-01-14 19:23:04,322 INFO L423 AbstractCegarLoop]: === Iteration 11 === [ldv_kref_initErr0REQUIRES_VIOLATION, ldv_kref_initErr1REQUIRES_VIOLATION, ldv_list_addErr0REQUIRES_VIOLATION, ldv_list_addErr1REQUIRES_VIOLATION, ldv_kobject_createErr0REQUIRES_VIOLATION, ldv_kobject_createErr1REQUIRES_VIOLATION, ldv_destroy_msgsErr3REQUIRES_VIOLATION, ldv_destroy_msgsErr4REQUIRES_VIOLATION, ldv_destroy_msgsErr5REQUIRES_VIOLATION, ldv_destroy_msgsErr0REQUIRES_VIOLATION, ldv_destroy_msgsErr1REQUIRES_VIOLATION, ldv_destroy_msgsErr2REQUIRES_VIOLATION, ldv_msg_fillErr5REQUIRES_VIOLATION, ldv_msg_fillErr4REQUIRES_VIOLATION, ldv_msg_fillErr3REQUIRES_VIOLATION, ldv_msg_fillErr2REQUIRES_VIOLATION, ldv_msg_fillErr1REQUIRES_VIOLATION, ldv_msg_fillErr0REQUIRES_VIOLATION, ldv_atomic_add_returnErr0REQUIRES_VIOLATION, ldv_atomic_add_returnErr1REQUIRES_VIOLATION, ldv_atomic_add_returnErr2REQUIRES_VIOLATION, ldv_atomic_add_returnErr3REQUIRES_VIOLATION, __ldv_list_delErr3REQUIRES_VIOLATION, __ldv_list_delErr1REQUIRES_VIOLATION, __ldv_list_delErr0REQUIRES_VIOLATION, __ldv_list_delErr2REQUIRES_VIOLATION, ldv_kobject_cleanupErr1REQUIRES_VIOLATION, ldv_kobject_cleanupErr7ASSERT_VIOLATIONMEMORY_FREE, ldv_kobject_cleanupErr3ASSERT_VIOLATIONMEMORY_FREE, ldv_kobject_cleanupErr0REQUIRES_VIOLATION, ldv_kobject_cleanupErr4ASSERT_VIOLATIONMEMORY_FREE, ldv_kobject_cleanupErr2ASSERT_VIOLATIONMEMORY_FREE, ldv_kobject_cleanupErr6ASSERT_VIOLATIONMEMORY_FREE, ldv_kobject_cleanupErr5ASSERT_VIOLATIONMEMORY_FREE, ldv_msg_freeErr1REQUIRES_VIOLATION, ldv_msg_freeErr5ASSERT_VIOLATIONMEMORY_FREE, ldv_msg_freeErr0REQUIRES_VIOLATION, ldv_msg_freeErr2ASSERT_VIOLATIONMEMORY_FREE, ldv_msg_freeErr6ASSERT_VIOLATIONMEMORY_FREE, ldv_msg_freeErr3ASSERT_VIOLATIONMEMORY_FREE, ldv_msg_freeErr7ASSERT_VIOLATIONMEMORY_FREE, ldv_msg_freeErr4ASSERT_VIOLATIONMEMORY_FREE, mainErr0ENSURES_VIOLATIONMEMORY_LEAK, LDV_INIT_LIST_HEADErr0REQUIRES_VIOLATION, LDV_INIT_LIST_HEADErr1REQUIRES_VIOLATION, LDV_INIT_LIST_HEADErr2REQUIRES_VIOLATION, LDV_INIT_LIST_HEADErr3REQUIRES_VIOLATION, ldv_list_delErr0REQUIRES_VIOLATION, ldv_list_delErr1REQUIRES_VIOLATION, ldv_list_delErr2REQUIRES_VIOLATION, ldv_list_delErr3REQUIRES_VIOLATION, __ldv_list_addErr3REQUIRES_VIOLATION, __ldv_list_addErr5REQUIRES_VIOLATION, __ldv_list_addErr4REQUIRES_VIOLATION, __ldv_list_addErr6REQUIRES_VIOLATION, __ldv_list_addErr1REQUIRES_VIOLATION, __ldv_list_addErr0REQUIRES_VIOLATION, __ldv_list_addErr2REQUIRES_VIOLATION, __ldv_list_addErr7REQUIRES_VIOLATION, ldv_dev_set_drvdataErr0REQUIRES_VIOLATION, ldv_dev_set_drvdataErr1REQUIRES_VIOLATION, ldv_atomic_sub_returnErr0REQUIRES_VIOLATION, ldv_atomic_sub_returnErr1REQUIRES_VIOLATION, ldv_atomic_sub_returnErr2REQUIRES_VIOLATION, ldv_atomic_sub_returnErr3REQUIRES_VIOLATION, ldv_list_add_tailErr1REQUIRES_VIOLATION, ldv_list_add_tailErr0REQUIRES_VIOLATION, ldv_dev_get_drvdataErr1REQUIRES_VIOLATION, ldv_dev_get_drvdataErr0REQUIRES_VIOLATION, ldv_msg_allocErr1REQUIRES_VIOLATION, ldv_msg_allocErr0REQUIRES_VIOLATION]=== [2019-01-14 19:23:04,322 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-01-14 19:23:04,322 INFO L82 PathProgramCache]: Analyzing trace with hash 658563966, now seen corresponding path program 1 times [2019-01-14 19:23:04,323 INFO L223 ckRefinementStrategy]: Switched to mode CVC4_FPBP [2019-01-14 19:23:04,323 INFO L69 tionRefinementEngine]: Using refinement strategy WolfRefinementStrategy No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/cvc4 Starting monitored process 12 with cvc4 --incremental --print-success --lang smt --rewrite-divk (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 12 with cvc4 --incremental --print-success --lang smt --rewrite-divk [2019-01-14 19:23:04,353 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-01-14 19:23:04,400 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-01-14 19:23:04,402 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2019-01-14 19:23:04,417 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-01-14 19:23:04,418 INFO L312 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2019-01-14 19:23:04,420 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-01-14 19:23:04,420 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2019-01-14 19:23:04,421 INFO L459 AbstractCegarLoop]: Interpolant automaton has 3 states [2019-01-14 19:23:04,421 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2019-01-14 19:23:04,421 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2019-01-14 19:23:04,421 INFO L87 Difference]: Start difference. First operand 176 states and 183 transitions. Second operand 3 states. [2019-01-14 19:23:04,653 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-01-14 19:23:04,653 INFO L93 Difference]: Finished difference Result 187 states and 193 transitions. [2019-01-14 19:23:04,654 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2019-01-14 19:23:04,655 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 38 [2019-01-14 19:23:04,655 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-01-14 19:23:04,657 INFO L225 Difference]: With dead ends: 187 [2019-01-14 19:23:04,657 INFO L226 Difference]: Without dead ends: 161 [2019-01-14 19:23:04,657 INFO L631 BasicCegarLoop]: 0 DeclaredPredicates, 37 GetRequests, 36 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2019-01-14 19:23:04,658 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 161 states. [2019-01-14 19:23:04,661 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 161 to 153. [2019-01-14 19:23:04,661 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 153 states. [2019-01-14 19:23:04,662 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 153 states to 153 states and 159 transitions. [2019-01-14 19:23:04,662 INFO L78 Accepts]: Start accepts. Automaton has 153 states and 159 transitions. Word has length 38 [2019-01-14 19:23:04,662 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-01-14 19:23:04,662 INFO L480 AbstractCegarLoop]: Abstraction has 153 states and 159 transitions. [2019-01-14 19:23:04,662 INFO L481 AbstractCegarLoop]: Interpolant automaton has 3 states. [2019-01-14 19:23:04,663 INFO L276 IsEmpty]: Start isEmpty. Operand 153 states and 159 transitions. [2019-01-14 19:23:04,663 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 43 [2019-01-14 19:23:04,664 INFO L394 BasicCegarLoop]: Found error trace [2019-01-14 19:23:04,664 INFO L402 BasicCegarLoop]: trace histogram [10, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-01-14 19:23:04,664 INFO L423 AbstractCegarLoop]: === Iteration 12 === [ldv_kref_initErr0REQUIRES_VIOLATION, ldv_kref_initErr1REQUIRES_VIOLATION, ldv_list_addErr0REQUIRES_VIOLATION, ldv_list_addErr1REQUIRES_VIOLATION, ldv_kobject_createErr0REQUIRES_VIOLATION, ldv_kobject_createErr1REQUIRES_VIOLATION, ldv_destroy_msgsErr3REQUIRES_VIOLATION, ldv_destroy_msgsErr4REQUIRES_VIOLATION, ldv_destroy_msgsErr5REQUIRES_VIOLATION, ldv_destroy_msgsErr0REQUIRES_VIOLATION, ldv_destroy_msgsErr1REQUIRES_VIOLATION, ldv_destroy_msgsErr2REQUIRES_VIOLATION, ldv_msg_fillErr5REQUIRES_VIOLATION, ldv_msg_fillErr4REQUIRES_VIOLATION, ldv_msg_fillErr3REQUIRES_VIOLATION, ldv_msg_fillErr2REQUIRES_VIOLATION, ldv_msg_fillErr1REQUIRES_VIOLATION, ldv_msg_fillErr0REQUIRES_VIOLATION, ldv_atomic_add_returnErr0REQUIRES_VIOLATION, ldv_atomic_add_returnErr1REQUIRES_VIOLATION, ldv_atomic_add_returnErr2REQUIRES_VIOLATION, ldv_atomic_add_returnErr3REQUIRES_VIOLATION, __ldv_list_delErr3REQUIRES_VIOLATION, __ldv_list_delErr1REQUIRES_VIOLATION, __ldv_list_delErr0REQUIRES_VIOLATION, __ldv_list_delErr2REQUIRES_VIOLATION, ldv_kobject_cleanupErr1REQUIRES_VIOLATION, ldv_kobject_cleanupErr7ASSERT_VIOLATIONMEMORY_FREE, ldv_kobject_cleanupErr3ASSERT_VIOLATIONMEMORY_FREE, ldv_kobject_cleanupErr0REQUIRES_VIOLATION, ldv_kobject_cleanupErr4ASSERT_VIOLATIONMEMORY_FREE, ldv_kobject_cleanupErr2ASSERT_VIOLATIONMEMORY_FREE, ldv_kobject_cleanupErr6ASSERT_VIOLATIONMEMORY_FREE, ldv_kobject_cleanupErr5ASSERT_VIOLATIONMEMORY_FREE, ldv_msg_freeErr1REQUIRES_VIOLATION, ldv_msg_freeErr5ASSERT_VIOLATIONMEMORY_FREE, ldv_msg_freeErr0REQUIRES_VIOLATION, ldv_msg_freeErr2ASSERT_VIOLATIONMEMORY_FREE, ldv_msg_freeErr6ASSERT_VIOLATIONMEMORY_FREE, ldv_msg_freeErr3ASSERT_VIOLATIONMEMORY_FREE, ldv_msg_freeErr7ASSERT_VIOLATIONMEMORY_FREE, ldv_msg_freeErr4ASSERT_VIOLATIONMEMORY_FREE, mainErr0ENSURES_VIOLATIONMEMORY_LEAK, LDV_INIT_LIST_HEADErr0REQUIRES_VIOLATION, LDV_INIT_LIST_HEADErr1REQUIRES_VIOLATION, LDV_INIT_LIST_HEADErr2REQUIRES_VIOLATION, LDV_INIT_LIST_HEADErr3REQUIRES_VIOLATION, ldv_list_delErr0REQUIRES_VIOLATION, ldv_list_delErr1REQUIRES_VIOLATION, ldv_list_delErr2REQUIRES_VIOLATION, ldv_list_delErr3REQUIRES_VIOLATION, __ldv_list_addErr3REQUIRES_VIOLATION, __ldv_list_addErr5REQUIRES_VIOLATION, __ldv_list_addErr4REQUIRES_VIOLATION, __ldv_list_addErr6REQUIRES_VIOLATION, __ldv_list_addErr1REQUIRES_VIOLATION, __ldv_list_addErr0REQUIRES_VIOLATION, __ldv_list_addErr2REQUIRES_VIOLATION, __ldv_list_addErr7REQUIRES_VIOLATION, ldv_dev_set_drvdataErr0REQUIRES_VIOLATION, ldv_dev_set_drvdataErr1REQUIRES_VIOLATION, ldv_atomic_sub_returnErr0REQUIRES_VIOLATION, ldv_atomic_sub_returnErr1REQUIRES_VIOLATION, ldv_atomic_sub_returnErr2REQUIRES_VIOLATION, ldv_atomic_sub_returnErr3REQUIRES_VIOLATION, ldv_list_add_tailErr1REQUIRES_VIOLATION, ldv_list_add_tailErr0REQUIRES_VIOLATION, ldv_dev_get_drvdataErr1REQUIRES_VIOLATION, ldv_dev_get_drvdataErr0REQUIRES_VIOLATION, ldv_msg_allocErr1REQUIRES_VIOLATION, ldv_msg_allocErr0REQUIRES_VIOLATION]=== [2019-01-14 19:23:04,664 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-01-14 19:23:04,665 INFO L82 PathProgramCache]: Analyzing trace with hash 871879156, now seen corresponding path program 2 times [2019-01-14 19:23:04,665 INFO L223 ckRefinementStrategy]: Switched to mode CVC4_FPBP [2019-01-14 19:23:04,665 INFO L69 tionRefinementEngine]: Using refinement strategy WolfRefinementStrategy No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/cvc4 Starting monitored process 13 with cvc4 --incremental --print-success --lang smt --rewrite-divk (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 13 with cvc4 --incremental --print-success --lang smt --rewrite-divk [2019-01-14 19:23:04,688 INFO L101 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST1 [2019-01-14 19:23:04,787 INFO L249 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST1 issued 1 check-sat command(s) [2019-01-14 19:23:04,787 INFO L250 tOrderPrioritization]: Conjunction of SSA is unsat [2019-01-14 19:23:04,790 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2019-01-14 19:23:04,815 INFO L478 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 6 treesize of output 5 [2019-01-14 19:23:04,815 INFO L267 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2019-01-14 19:23:04,828 INFO L267 ElimStorePlain]: Start of recursive call 1: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2019-01-14 19:23:04,829 INFO L202 ElimStorePlain]: Needed 2 recursive calls to eliminate 1 variables, input treesize:10, output treesize:9 [2019-01-14 19:23:05,233 INFO L134 CoverageAnalysis]: Checked inductivity of 55 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 55 trivial. 0 not checked. [2019-01-14 19:23:05,233 INFO L312 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2019-01-14 19:23:05,235 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-01-14 19:23:05,235 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [12] imperfect sequences [] total 12 [2019-01-14 19:23:05,236 INFO L459 AbstractCegarLoop]: Interpolant automaton has 13 states [2019-01-14 19:23:05,236 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 13 interpolants. [2019-01-14 19:23:05,236 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=31, Invalid=125, Unknown=0, NotChecked=0, Total=156 [2019-01-14 19:23:05,236 INFO L87 Difference]: Start difference. First operand 153 states and 159 transitions. Second operand 13 states. [2019-01-14 19:23:06,829 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-01-14 19:23:06,829 INFO L93 Difference]: Finished difference Result 152 states and 158 transitions. [2019-01-14 19:23:06,830 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2019-01-14 19:23:06,831 INFO L78 Accepts]: Start accepts. Automaton has 13 states. Word has length 42 [2019-01-14 19:23:06,831 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-01-14 19:23:06,833 INFO L225 Difference]: With dead ends: 152 [2019-01-14 19:23:06,833 INFO L226 Difference]: Without dead ends: 152 [2019-01-14 19:23:06,834 INFO L631 BasicCegarLoop]: 0 DeclaredPredicates, 45 GetRequests, 29 SyntacticMatches, 1 SemanticMatches, 15 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 20 ImplicationChecksByTransitivity, 0.5s TimeCoverageRelationStatistics Valid=50, Invalid=222, Unknown=0, NotChecked=0, Total=272 [2019-01-14 19:23:06,835 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 152 states. [2019-01-14 19:23:06,839 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 152 to 152. [2019-01-14 19:23:06,839 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 152 states. [2019-01-14 19:23:06,840 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 152 states to 152 states and 158 transitions. [2019-01-14 19:23:06,840 INFO L78 Accepts]: Start accepts. Automaton has 152 states and 158 transitions. Word has length 42 [2019-01-14 19:23:06,840 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-01-14 19:23:06,841 INFO L480 AbstractCegarLoop]: Abstraction has 152 states and 158 transitions. [2019-01-14 19:23:06,841 INFO L481 AbstractCegarLoop]: Interpolant automaton has 13 states. [2019-01-14 19:23:06,841 INFO L276 IsEmpty]: Start isEmpty. Operand 152 states and 158 transitions. [2019-01-14 19:23:06,847 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 48 [2019-01-14 19:23:06,847 INFO L394 BasicCegarLoop]: Found error trace [2019-01-14 19:23:06,847 INFO L402 BasicCegarLoop]: trace histogram [10, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-01-14 19:23:06,848 INFO L423 AbstractCegarLoop]: === Iteration 13 === [ldv_kref_initErr0REQUIRES_VIOLATION, ldv_kref_initErr1REQUIRES_VIOLATION, ldv_list_addErr0REQUIRES_VIOLATION, ldv_list_addErr1REQUIRES_VIOLATION, ldv_kobject_createErr0REQUIRES_VIOLATION, ldv_kobject_createErr1REQUIRES_VIOLATION, ldv_destroy_msgsErr3REQUIRES_VIOLATION, ldv_destroy_msgsErr4REQUIRES_VIOLATION, ldv_destroy_msgsErr5REQUIRES_VIOLATION, ldv_destroy_msgsErr0REQUIRES_VIOLATION, ldv_destroy_msgsErr1REQUIRES_VIOLATION, ldv_destroy_msgsErr2REQUIRES_VIOLATION, ldv_msg_fillErr5REQUIRES_VIOLATION, ldv_msg_fillErr4REQUIRES_VIOLATION, ldv_msg_fillErr3REQUIRES_VIOLATION, ldv_msg_fillErr2REQUIRES_VIOLATION, ldv_msg_fillErr1REQUIRES_VIOLATION, ldv_msg_fillErr0REQUIRES_VIOLATION, ldv_atomic_add_returnErr0REQUIRES_VIOLATION, ldv_atomic_add_returnErr1REQUIRES_VIOLATION, ldv_atomic_add_returnErr2REQUIRES_VIOLATION, ldv_atomic_add_returnErr3REQUIRES_VIOLATION, __ldv_list_delErr3REQUIRES_VIOLATION, __ldv_list_delErr1REQUIRES_VIOLATION, __ldv_list_delErr0REQUIRES_VIOLATION, __ldv_list_delErr2REQUIRES_VIOLATION, ldv_kobject_cleanupErr1REQUIRES_VIOLATION, ldv_kobject_cleanupErr7ASSERT_VIOLATIONMEMORY_FREE, ldv_kobject_cleanupErr3ASSERT_VIOLATIONMEMORY_FREE, ldv_kobject_cleanupErr0REQUIRES_VIOLATION, ldv_kobject_cleanupErr4ASSERT_VIOLATIONMEMORY_FREE, ldv_kobject_cleanupErr2ASSERT_VIOLATIONMEMORY_FREE, ldv_kobject_cleanupErr6ASSERT_VIOLATIONMEMORY_FREE, ldv_kobject_cleanupErr5ASSERT_VIOLATIONMEMORY_FREE, ldv_msg_freeErr1REQUIRES_VIOLATION, ldv_msg_freeErr5ASSERT_VIOLATIONMEMORY_FREE, ldv_msg_freeErr0REQUIRES_VIOLATION, ldv_msg_freeErr2ASSERT_VIOLATIONMEMORY_FREE, ldv_msg_freeErr6ASSERT_VIOLATIONMEMORY_FREE, ldv_msg_freeErr3ASSERT_VIOLATIONMEMORY_FREE, ldv_msg_freeErr7ASSERT_VIOLATIONMEMORY_FREE, ldv_msg_freeErr4ASSERT_VIOLATIONMEMORY_FREE, mainErr0ENSURES_VIOLATIONMEMORY_LEAK, LDV_INIT_LIST_HEADErr0REQUIRES_VIOLATION, LDV_INIT_LIST_HEADErr1REQUIRES_VIOLATION, LDV_INIT_LIST_HEADErr2REQUIRES_VIOLATION, LDV_INIT_LIST_HEADErr3REQUIRES_VIOLATION, ldv_list_delErr0REQUIRES_VIOLATION, ldv_list_delErr1REQUIRES_VIOLATION, ldv_list_delErr2REQUIRES_VIOLATION, ldv_list_delErr3REQUIRES_VIOLATION, __ldv_list_addErr3REQUIRES_VIOLATION, __ldv_list_addErr5REQUIRES_VIOLATION, __ldv_list_addErr4REQUIRES_VIOLATION, __ldv_list_addErr6REQUIRES_VIOLATION, __ldv_list_addErr1REQUIRES_VIOLATION, __ldv_list_addErr0REQUIRES_VIOLATION, __ldv_list_addErr2REQUIRES_VIOLATION, __ldv_list_addErr7REQUIRES_VIOLATION, ldv_dev_set_drvdataErr0REQUIRES_VIOLATION, ldv_dev_set_drvdataErr1REQUIRES_VIOLATION, ldv_atomic_sub_returnErr0REQUIRES_VIOLATION, ldv_atomic_sub_returnErr1REQUIRES_VIOLATION, ldv_atomic_sub_returnErr2REQUIRES_VIOLATION, ldv_atomic_sub_returnErr3REQUIRES_VIOLATION, ldv_list_add_tailErr1REQUIRES_VIOLATION, ldv_list_add_tailErr0REQUIRES_VIOLATION, ldv_dev_get_drvdataErr1REQUIRES_VIOLATION, ldv_dev_get_drvdataErr0REQUIRES_VIOLATION, ldv_msg_allocErr1REQUIRES_VIOLATION, ldv_msg_allocErr0REQUIRES_VIOLATION]=== [2019-01-14 19:23:06,848 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-01-14 19:23:06,848 INFO L82 PathProgramCache]: Analyzing trace with hash -208190303, now seen corresponding path program 1 times [2019-01-14 19:23:06,849 INFO L223 ckRefinementStrategy]: Switched to mode CVC4_FPBP [2019-01-14 19:23:06,849 INFO L69 tionRefinementEngine]: Using refinement strategy WolfRefinementStrategy No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/cvc4 Starting monitored process 14 with cvc4 --incremental --print-success --lang smt --rewrite-divk (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 14 with cvc4 --incremental --print-success --lang smt --rewrite-divk [2019-01-14 19:23:06,887 INFO L101 rtionOrderModulation]: Changing assertion order to NOT_INCREMENTALLY [2019-01-14 19:23:07,033 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-01-14 19:23:07,037 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2019-01-14 19:23:07,164 INFO L134 CoverageAnalysis]: Checked inductivity of 55 backedges. 0 proven. 55 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-01-14 19:23:07,164 INFO L316 TraceCheckSpWp]: Computing backward predicates... [2019-01-14 19:23:08,075 INFO L134 CoverageAnalysis]: Checked inductivity of 55 backedges. 0 proven. 55 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-01-14 19:23:08,077 INFO L312 seRefinementStrategy]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2019-01-14 19:23:08,077 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [] imperfect sequences [14, 14] total 26 [2019-01-14 19:23:08,078 INFO L459 AbstractCegarLoop]: Interpolant automaton has 26 states [2019-01-14 19:23:08,078 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 26 interpolants. [2019-01-14 19:23:08,078 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=178, Invalid=472, Unknown=0, NotChecked=0, Total=650 [2019-01-14 19:23:08,079 INFO L87 Difference]: Start difference. First operand 152 states and 158 transitions. Second operand 26 states. [2019-01-14 19:23:09,399 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-01-14 19:23:09,399 INFO L93 Difference]: Finished difference Result 162 states and 172 transitions. [2019-01-14 19:23:09,400 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2019-01-14 19:23:09,400 INFO L78 Accepts]: Start accepts. Automaton has 26 states. Word has length 47 [2019-01-14 19:23:09,400 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-01-14 19:23:09,401 INFO L225 Difference]: With dead ends: 162 [2019-01-14 19:23:09,401 INFO L226 Difference]: Without dead ends: 158 [2019-01-14 19:23:09,402 INFO L631 BasicCegarLoop]: 0 DeclaredPredicates, 98 GetRequests, 68 SyntacticMatches, 1 SemanticMatches, 29 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 52 ImplicationChecksByTransitivity, 1.3s TimeCoverageRelationStatistics Valid=278, Invalid=652, Unknown=0, NotChecked=0, Total=930 [2019-01-14 19:23:09,402 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 158 states. [2019-01-14 19:23:09,406 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 158 to 158. [2019-01-14 19:23:09,407 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 158 states. [2019-01-14 19:23:09,407 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 158 states to 158 states and 164 transitions. [2019-01-14 19:23:09,408 INFO L78 Accepts]: Start accepts. Automaton has 158 states and 164 transitions. Word has length 47 [2019-01-14 19:23:09,408 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-01-14 19:23:09,409 INFO L480 AbstractCegarLoop]: Abstraction has 158 states and 164 transitions. [2019-01-14 19:23:09,409 INFO L481 AbstractCegarLoop]: Interpolant automaton has 26 states. [2019-01-14 19:23:09,409 INFO L276 IsEmpty]: Start isEmpty. Operand 158 states and 164 transitions. [2019-01-14 19:23:09,409 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 54 [2019-01-14 19:23:09,409 INFO L394 BasicCegarLoop]: Found error trace [2019-01-14 19:23:09,410 INFO L402 BasicCegarLoop]: trace histogram [16, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-01-14 19:23:09,410 INFO L423 AbstractCegarLoop]: === Iteration 14 === [ldv_kref_initErr0REQUIRES_VIOLATION, ldv_kref_initErr1REQUIRES_VIOLATION, ldv_list_addErr0REQUIRES_VIOLATION, ldv_list_addErr1REQUIRES_VIOLATION, ldv_kobject_createErr0REQUIRES_VIOLATION, ldv_kobject_createErr1REQUIRES_VIOLATION, ldv_destroy_msgsErr3REQUIRES_VIOLATION, ldv_destroy_msgsErr4REQUIRES_VIOLATION, ldv_destroy_msgsErr5REQUIRES_VIOLATION, ldv_destroy_msgsErr0REQUIRES_VIOLATION, ldv_destroy_msgsErr1REQUIRES_VIOLATION, ldv_destroy_msgsErr2REQUIRES_VIOLATION, ldv_msg_fillErr5REQUIRES_VIOLATION, ldv_msg_fillErr4REQUIRES_VIOLATION, ldv_msg_fillErr3REQUIRES_VIOLATION, ldv_msg_fillErr2REQUIRES_VIOLATION, ldv_msg_fillErr1REQUIRES_VIOLATION, ldv_msg_fillErr0REQUIRES_VIOLATION, ldv_atomic_add_returnErr0REQUIRES_VIOLATION, ldv_atomic_add_returnErr1REQUIRES_VIOLATION, ldv_atomic_add_returnErr2REQUIRES_VIOLATION, ldv_atomic_add_returnErr3REQUIRES_VIOLATION, __ldv_list_delErr3REQUIRES_VIOLATION, __ldv_list_delErr1REQUIRES_VIOLATION, __ldv_list_delErr0REQUIRES_VIOLATION, __ldv_list_delErr2REQUIRES_VIOLATION, ldv_kobject_cleanupErr1REQUIRES_VIOLATION, ldv_kobject_cleanupErr7ASSERT_VIOLATIONMEMORY_FREE, ldv_kobject_cleanupErr3ASSERT_VIOLATIONMEMORY_FREE, ldv_kobject_cleanupErr0REQUIRES_VIOLATION, ldv_kobject_cleanupErr4ASSERT_VIOLATIONMEMORY_FREE, ldv_kobject_cleanupErr2ASSERT_VIOLATIONMEMORY_FREE, ldv_kobject_cleanupErr6ASSERT_VIOLATIONMEMORY_FREE, ldv_kobject_cleanupErr5ASSERT_VIOLATIONMEMORY_FREE, ldv_msg_freeErr1REQUIRES_VIOLATION, ldv_msg_freeErr5ASSERT_VIOLATIONMEMORY_FREE, ldv_msg_freeErr0REQUIRES_VIOLATION, ldv_msg_freeErr2ASSERT_VIOLATIONMEMORY_FREE, ldv_msg_freeErr6ASSERT_VIOLATIONMEMORY_FREE, ldv_msg_freeErr3ASSERT_VIOLATIONMEMORY_FREE, ldv_msg_freeErr7ASSERT_VIOLATIONMEMORY_FREE, ldv_msg_freeErr4ASSERT_VIOLATIONMEMORY_FREE, mainErr0ENSURES_VIOLATIONMEMORY_LEAK, LDV_INIT_LIST_HEADErr0REQUIRES_VIOLATION, LDV_INIT_LIST_HEADErr1REQUIRES_VIOLATION, LDV_INIT_LIST_HEADErr2REQUIRES_VIOLATION, LDV_INIT_LIST_HEADErr3REQUIRES_VIOLATION, ldv_list_delErr0REQUIRES_VIOLATION, ldv_list_delErr1REQUIRES_VIOLATION, ldv_list_delErr2REQUIRES_VIOLATION, ldv_list_delErr3REQUIRES_VIOLATION, __ldv_list_addErr3REQUIRES_VIOLATION, __ldv_list_addErr5REQUIRES_VIOLATION, __ldv_list_addErr4REQUIRES_VIOLATION, __ldv_list_addErr6REQUIRES_VIOLATION, __ldv_list_addErr1REQUIRES_VIOLATION, __ldv_list_addErr0REQUIRES_VIOLATION, __ldv_list_addErr2REQUIRES_VIOLATION, __ldv_list_addErr7REQUIRES_VIOLATION, ldv_dev_set_drvdataErr0REQUIRES_VIOLATION, ldv_dev_set_drvdataErr1REQUIRES_VIOLATION, ldv_atomic_sub_returnErr0REQUIRES_VIOLATION, ldv_atomic_sub_returnErr1REQUIRES_VIOLATION, ldv_atomic_sub_returnErr2REQUIRES_VIOLATION, ldv_atomic_sub_returnErr3REQUIRES_VIOLATION, ldv_list_add_tailErr1REQUIRES_VIOLATION, ldv_list_add_tailErr0REQUIRES_VIOLATION, ldv_dev_get_drvdataErr1REQUIRES_VIOLATION, ldv_dev_get_drvdataErr0REQUIRES_VIOLATION, ldv_msg_allocErr1REQUIRES_VIOLATION, ldv_msg_allocErr0REQUIRES_VIOLATION]=== [2019-01-14 19:23:09,410 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-01-14 19:23:09,410 INFO L82 PathProgramCache]: Analyzing trace with hash 1535224481, now seen corresponding path program 2 times [2019-01-14 19:23:09,414 INFO L223 ckRefinementStrategy]: Switched to mode CVC4_FPBP [2019-01-14 19:23:09,414 INFO L69 tionRefinementEngine]: Using refinement strategy WolfRefinementStrategy No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/cvc4 Starting monitored process 15 with cvc4 --incremental --print-success --lang smt --rewrite-divk (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 15 with cvc4 --incremental --print-success --lang smt --rewrite-divk [2019-01-14 19:23:09,444 INFO L101 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST1 [2019-01-14 19:23:09,545 INFO L249 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST1 issued 1 check-sat command(s) [2019-01-14 19:23:09,545 INFO L250 tOrderPrioritization]: Conjunction of SSA is unsat [2019-01-14 19:23:09,548 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2019-01-14 19:23:09,556 INFO L478 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 6 treesize of output 5 [2019-01-14 19:23:09,557 INFO L267 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2019-01-14 19:23:09,559 INFO L267 ElimStorePlain]: Start of recursive call 1: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2019-01-14 19:23:09,559 INFO L202 ElimStorePlain]: Needed 2 recursive calls to eliminate 1 variables, input treesize:6, output treesize:5 [2019-01-14 19:23:09,777 INFO L134 CoverageAnalysis]: Checked inductivity of 136 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 136 trivial. 0 not checked. [2019-01-14 19:23:09,777 INFO L312 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [MP cvc4 --incremental --print-success --lang smt --rewrite-divk (15)] Exception during sending of exit command (exit): Broken pipe [2019-01-14 19:23:09,779 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-01-14 19:23:09,779 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [12] imperfect sequences [] total 12 [2019-01-14 19:23:09,780 INFO L459 AbstractCegarLoop]: Interpolant automaton has 13 states [2019-01-14 19:23:09,780 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 13 interpolants. [2019-01-14 19:23:09,780 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=33, Invalid=123, Unknown=0, NotChecked=0, Total=156 [2019-01-14 19:23:09,780 INFO L87 Difference]: Start difference. First operand 158 states and 164 transitions. Second operand 13 states. [2019-01-14 19:23:11,362 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-01-14 19:23:11,362 INFO L93 Difference]: Finished difference Result 168 states and 173 transitions. [2019-01-14 19:23:11,363 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2019-01-14 19:23:11,363 INFO L78 Accepts]: Start accepts. Automaton has 13 states. Word has length 53 [2019-01-14 19:23:11,363 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-01-14 19:23:11,364 INFO L225 Difference]: With dead ends: 168 [2019-01-14 19:23:11,364 INFO L226 Difference]: Without dead ends: 168 [2019-01-14 19:23:11,365 INFO L631 BasicCegarLoop]: 0 DeclaredPredicates, 55 GetRequests, 38 SyntacticMatches, 3 SemanticMatches, 14 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 18 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=48, Invalid=192, Unknown=0, NotChecked=0, Total=240 [2019-01-14 19:23:11,365 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 168 states. [2019-01-14 19:23:11,369 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 168 to 156. [2019-01-14 19:23:11,369 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 156 states. [2019-01-14 19:23:11,371 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 156 states to 156 states and 162 transitions. [2019-01-14 19:23:11,371 INFO L78 Accepts]: Start accepts. Automaton has 156 states and 162 transitions. Word has length 53 [2019-01-14 19:23:11,371 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-01-14 19:23:11,372 INFO L480 AbstractCegarLoop]: Abstraction has 156 states and 162 transitions. [2019-01-14 19:23:11,372 INFO L481 AbstractCegarLoop]: Interpolant automaton has 13 states. [2019-01-14 19:23:11,372 INFO L276 IsEmpty]: Start isEmpty. Operand 156 states and 162 transitions. [2019-01-14 19:23:11,372 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 54 [2019-01-14 19:23:11,372 INFO L394 BasicCegarLoop]: Found error trace [2019-01-14 19:23:11,374 INFO L402 BasicCegarLoop]: trace histogram [16, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-01-14 19:23:11,375 INFO L423 AbstractCegarLoop]: === Iteration 15 === [ldv_kref_initErr0REQUIRES_VIOLATION, ldv_kref_initErr1REQUIRES_VIOLATION, ldv_list_addErr0REQUIRES_VIOLATION, ldv_list_addErr1REQUIRES_VIOLATION, ldv_kobject_createErr0REQUIRES_VIOLATION, ldv_kobject_createErr1REQUIRES_VIOLATION, ldv_destroy_msgsErr3REQUIRES_VIOLATION, ldv_destroy_msgsErr4REQUIRES_VIOLATION, ldv_destroy_msgsErr5REQUIRES_VIOLATION, ldv_destroy_msgsErr0REQUIRES_VIOLATION, ldv_destroy_msgsErr1REQUIRES_VIOLATION, ldv_destroy_msgsErr2REQUIRES_VIOLATION, ldv_msg_fillErr5REQUIRES_VIOLATION, ldv_msg_fillErr4REQUIRES_VIOLATION, ldv_msg_fillErr3REQUIRES_VIOLATION, ldv_msg_fillErr2REQUIRES_VIOLATION, ldv_msg_fillErr1REQUIRES_VIOLATION, ldv_msg_fillErr0REQUIRES_VIOLATION, ldv_atomic_add_returnErr0REQUIRES_VIOLATION, ldv_atomic_add_returnErr1REQUIRES_VIOLATION, ldv_atomic_add_returnErr2REQUIRES_VIOLATION, ldv_atomic_add_returnErr3REQUIRES_VIOLATION, __ldv_list_delErr3REQUIRES_VIOLATION, __ldv_list_delErr1REQUIRES_VIOLATION, __ldv_list_delErr0REQUIRES_VIOLATION, __ldv_list_delErr2REQUIRES_VIOLATION, ldv_kobject_cleanupErr1REQUIRES_VIOLATION, ldv_kobject_cleanupErr7ASSERT_VIOLATIONMEMORY_FREE, ldv_kobject_cleanupErr3ASSERT_VIOLATIONMEMORY_FREE, ldv_kobject_cleanupErr0REQUIRES_VIOLATION, ldv_kobject_cleanupErr4ASSERT_VIOLATIONMEMORY_FREE, ldv_kobject_cleanupErr2ASSERT_VIOLATIONMEMORY_FREE, ldv_kobject_cleanupErr6ASSERT_VIOLATIONMEMORY_FREE, ldv_kobject_cleanupErr5ASSERT_VIOLATIONMEMORY_FREE, ldv_msg_freeErr1REQUIRES_VIOLATION, ldv_msg_freeErr5ASSERT_VIOLATIONMEMORY_FREE, ldv_msg_freeErr0REQUIRES_VIOLATION, ldv_msg_freeErr2ASSERT_VIOLATIONMEMORY_FREE, ldv_msg_freeErr6ASSERT_VIOLATIONMEMORY_FREE, ldv_msg_freeErr3ASSERT_VIOLATIONMEMORY_FREE, ldv_msg_freeErr7ASSERT_VIOLATIONMEMORY_FREE, ldv_msg_freeErr4ASSERT_VIOLATIONMEMORY_FREE, mainErr0ENSURES_VIOLATIONMEMORY_LEAK, LDV_INIT_LIST_HEADErr0REQUIRES_VIOLATION, LDV_INIT_LIST_HEADErr1REQUIRES_VIOLATION, LDV_INIT_LIST_HEADErr2REQUIRES_VIOLATION, LDV_INIT_LIST_HEADErr3REQUIRES_VIOLATION, ldv_list_delErr0REQUIRES_VIOLATION, ldv_list_delErr1REQUIRES_VIOLATION, ldv_list_delErr2REQUIRES_VIOLATION, ldv_list_delErr3REQUIRES_VIOLATION, __ldv_list_addErr3REQUIRES_VIOLATION, __ldv_list_addErr5REQUIRES_VIOLATION, __ldv_list_addErr4REQUIRES_VIOLATION, __ldv_list_addErr6REQUIRES_VIOLATION, __ldv_list_addErr1REQUIRES_VIOLATION, __ldv_list_addErr0REQUIRES_VIOLATION, __ldv_list_addErr2REQUIRES_VIOLATION, __ldv_list_addErr7REQUIRES_VIOLATION, ldv_dev_set_drvdataErr0REQUIRES_VIOLATION, ldv_dev_set_drvdataErr1REQUIRES_VIOLATION, ldv_atomic_sub_returnErr0REQUIRES_VIOLATION, ldv_atomic_sub_returnErr1REQUIRES_VIOLATION, ldv_atomic_sub_returnErr2REQUIRES_VIOLATION, ldv_atomic_sub_returnErr3REQUIRES_VIOLATION, ldv_list_add_tailErr1REQUIRES_VIOLATION, ldv_list_add_tailErr0REQUIRES_VIOLATION, ldv_dev_get_drvdataErr1REQUIRES_VIOLATION, ldv_dev_get_drvdataErr0REQUIRES_VIOLATION, ldv_msg_allocErr1REQUIRES_VIOLATION, ldv_msg_allocErr0REQUIRES_VIOLATION]=== [2019-01-14 19:23:11,375 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-01-14 19:23:11,375 INFO L82 PathProgramCache]: Analyzing trace with hash 1535224482, now seen corresponding path program 1 times [2019-01-14 19:23:11,375 INFO L223 ckRefinementStrategy]: Switched to mode CVC4_FPBP [2019-01-14 19:23:11,375 INFO L69 tionRefinementEngine]: Using refinement strategy WolfRefinementStrategy No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/cvc4 Starting monitored process 16 with cvc4 --incremental --print-success --lang smt --rewrite-divk (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 16 with cvc4 --incremental --print-success --lang smt --rewrite-divk [2019-01-14 19:23:11,409 INFO L101 rtionOrderModulation]: Changing assertion order to NOT_INCREMENTALLY [2019-01-14 19:23:11,660 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-01-14 19:23:11,665 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2019-01-14 19:23:11,685 INFO L478 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 6 treesize of output 5 [2019-01-14 19:23:11,686 INFO L267 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2019-01-14 19:23:11,698 INFO L267 ElimStorePlain]: Start of recursive call 1: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2019-01-14 19:23:11,698 INFO L202 ElimStorePlain]: Needed 2 recursive calls to eliminate 1 variables, input treesize:10, output treesize:9 [2019-01-14 19:23:12,056 INFO L134 CoverageAnalysis]: Checked inductivity of 136 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 136 trivial. 0 not checked. [2019-01-14 19:23:12,056 INFO L312 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2019-01-14 19:23:12,059 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-01-14 19:23:12,060 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [12] imperfect sequences [] total 12 [2019-01-14 19:23:12,060 INFO L459 AbstractCegarLoop]: Interpolant automaton has 13 states [2019-01-14 19:23:12,060 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 13 interpolants. [2019-01-14 19:23:12,060 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=31, Invalid=125, Unknown=0, NotChecked=0, Total=156 [2019-01-14 19:23:12,061 INFO L87 Difference]: Start difference. First operand 156 states and 162 transitions. Second operand 13 states. [2019-01-14 19:23:13,471 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-01-14 19:23:13,472 INFO L93 Difference]: Finished difference Result 154 states and 160 transitions. [2019-01-14 19:23:13,473 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2019-01-14 19:23:13,473 INFO L78 Accepts]: Start accepts. Automaton has 13 states. Word has length 53 [2019-01-14 19:23:13,473 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-01-14 19:23:13,474 INFO L225 Difference]: With dead ends: 154 [2019-01-14 19:23:13,474 INFO L226 Difference]: Without dead ends: 154 [2019-01-14 19:23:13,474 INFO L631 BasicCegarLoop]: 0 DeclaredPredicates, 56 GetRequests, 38 SyntacticMatches, 3 SemanticMatches, 15 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 25 ImplicationChecksByTransitivity, 0.4s TimeCoverageRelationStatistics Valid=50, Invalid=222, Unknown=0, NotChecked=0, Total=272 [2019-01-14 19:23:13,475 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 154 states. [2019-01-14 19:23:13,478 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 154 to 154. [2019-01-14 19:23:13,479 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 154 states. [2019-01-14 19:23:13,479 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 154 states to 154 states and 160 transitions. [2019-01-14 19:23:13,480 INFO L78 Accepts]: Start accepts. Automaton has 154 states and 160 transitions. Word has length 53 [2019-01-14 19:23:13,480 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-01-14 19:23:13,481 INFO L480 AbstractCegarLoop]: Abstraction has 154 states and 160 transitions. [2019-01-14 19:23:13,481 INFO L481 AbstractCegarLoop]: Interpolant automaton has 13 states. [2019-01-14 19:23:13,481 INFO L276 IsEmpty]: Start isEmpty. Operand 154 states and 160 transitions. [2019-01-14 19:23:13,481 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 59 [2019-01-14 19:23:13,481 INFO L394 BasicCegarLoop]: Found error trace [2019-01-14 19:23:13,482 INFO L402 BasicCegarLoop]: trace histogram [16, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-01-14 19:23:13,483 INFO L423 AbstractCegarLoop]: === Iteration 16 === [ldv_kref_initErr0REQUIRES_VIOLATION, ldv_kref_initErr1REQUIRES_VIOLATION, ldv_list_addErr0REQUIRES_VIOLATION, ldv_list_addErr1REQUIRES_VIOLATION, ldv_kobject_createErr0REQUIRES_VIOLATION, ldv_kobject_createErr1REQUIRES_VIOLATION, ldv_destroy_msgsErr3REQUIRES_VIOLATION, ldv_destroy_msgsErr4REQUIRES_VIOLATION, ldv_destroy_msgsErr5REQUIRES_VIOLATION, ldv_destroy_msgsErr0REQUIRES_VIOLATION, ldv_destroy_msgsErr1REQUIRES_VIOLATION, ldv_destroy_msgsErr2REQUIRES_VIOLATION, ldv_msg_fillErr5REQUIRES_VIOLATION, ldv_msg_fillErr4REQUIRES_VIOLATION, ldv_msg_fillErr3REQUIRES_VIOLATION, ldv_msg_fillErr2REQUIRES_VIOLATION, ldv_msg_fillErr1REQUIRES_VIOLATION, ldv_msg_fillErr0REQUIRES_VIOLATION, ldv_atomic_add_returnErr0REQUIRES_VIOLATION, ldv_atomic_add_returnErr1REQUIRES_VIOLATION, ldv_atomic_add_returnErr2REQUIRES_VIOLATION, ldv_atomic_add_returnErr3REQUIRES_VIOLATION, __ldv_list_delErr3REQUIRES_VIOLATION, __ldv_list_delErr1REQUIRES_VIOLATION, __ldv_list_delErr0REQUIRES_VIOLATION, __ldv_list_delErr2REQUIRES_VIOLATION, ldv_kobject_cleanupErr1REQUIRES_VIOLATION, ldv_kobject_cleanupErr7ASSERT_VIOLATIONMEMORY_FREE, ldv_kobject_cleanupErr3ASSERT_VIOLATIONMEMORY_FREE, ldv_kobject_cleanupErr0REQUIRES_VIOLATION, ldv_kobject_cleanupErr4ASSERT_VIOLATIONMEMORY_FREE, ldv_kobject_cleanupErr2ASSERT_VIOLATIONMEMORY_FREE, ldv_kobject_cleanupErr6ASSERT_VIOLATIONMEMORY_FREE, ldv_kobject_cleanupErr5ASSERT_VIOLATIONMEMORY_FREE, ldv_msg_freeErr1REQUIRES_VIOLATION, ldv_msg_freeErr5ASSERT_VIOLATIONMEMORY_FREE, ldv_msg_freeErr0REQUIRES_VIOLATION, ldv_msg_freeErr2ASSERT_VIOLATIONMEMORY_FREE, ldv_msg_freeErr6ASSERT_VIOLATIONMEMORY_FREE, ldv_msg_freeErr3ASSERT_VIOLATIONMEMORY_FREE, ldv_msg_freeErr7ASSERT_VIOLATIONMEMORY_FREE, ldv_msg_freeErr4ASSERT_VIOLATIONMEMORY_FREE, mainErr0ENSURES_VIOLATIONMEMORY_LEAK, LDV_INIT_LIST_HEADErr0REQUIRES_VIOLATION, LDV_INIT_LIST_HEADErr1REQUIRES_VIOLATION, LDV_INIT_LIST_HEADErr2REQUIRES_VIOLATION, LDV_INIT_LIST_HEADErr3REQUIRES_VIOLATION, ldv_list_delErr0REQUIRES_VIOLATION, ldv_list_delErr1REQUIRES_VIOLATION, ldv_list_delErr2REQUIRES_VIOLATION, ldv_list_delErr3REQUIRES_VIOLATION, __ldv_list_addErr3REQUIRES_VIOLATION, __ldv_list_addErr5REQUIRES_VIOLATION, __ldv_list_addErr4REQUIRES_VIOLATION, __ldv_list_addErr6REQUIRES_VIOLATION, __ldv_list_addErr1REQUIRES_VIOLATION, __ldv_list_addErr0REQUIRES_VIOLATION, __ldv_list_addErr2REQUIRES_VIOLATION, __ldv_list_addErr7REQUIRES_VIOLATION, ldv_dev_set_drvdataErr0REQUIRES_VIOLATION, ldv_dev_set_drvdataErr1REQUIRES_VIOLATION, ldv_atomic_sub_returnErr0REQUIRES_VIOLATION, ldv_atomic_sub_returnErr1REQUIRES_VIOLATION, ldv_atomic_sub_returnErr2REQUIRES_VIOLATION, ldv_atomic_sub_returnErr3REQUIRES_VIOLATION, ldv_list_add_tailErr1REQUIRES_VIOLATION, ldv_list_add_tailErr0REQUIRES_VIOLATION, ldv_dev_get_drvdataErr1REQUIRES_VIOLATION, ldv_dev_get_drvdataErr0REQUIRES_VIOLATION, ldv_msg_allocErr1REQUIRES_VIOLATION, ldv_msg_allocErr0REQUIRES_VIOLATION]=== [2019-01-14 19:23:13,483 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-01-14 19:23:13,483 INFO L82 PathProgramCache]: Analyzing trace with hash -1712423279, now seen corresponding path program 1 times [2019-01-14 19:23:13,484 INFO L223 ckRefinementStrategy]: Switched to mode CVC4_FPBP [2019-01-14 19:23:13,486 INFO L69 tionRefinementEngine]: Using refinement strategy WolfRefinementStrategy No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/cvc4 Starting monitored process 17 with cvc4 --incremental --print-success --lang smt --rewrite-divk (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 17 with cvc4 --incremental --print-success --lang smt --rewrite-divk [2019-01-14 19:23:13,508 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-01-14 19:23:13,602 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-01-14 19:23:13,606 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2019-01-14 19:23:13,650 INFO L134 CoverageAnalysis]: Checked inductivity of 136 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 136 trivial. 0 not checked. [2019-01-14 19:23:13,650 INFO L312 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2019-01-14 19:23:13,652 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-01-14 19:23:13,652 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2019-01-14 19:23:13,653 INFO L459 AbstractCegarLoop]: Interpolant automaton has 7 states [2019-01-14 19:23:13,653 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2019-01-14 19:23:13,653 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=11, Invalid=31, Unknown=0, NotChecked=0, Total=42 [2019-01-14 19:23:13,653 INFO L87 Difference]: Start difference. First operand 154 states and 160 transitions. Second operand 7 states. [2019-01-14 19:23:13,720 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-01-14 19:23:13,720 INFO L93 Difference]: Finished difference Result 156 states and 161 transitions. [2019-01-14 19:23:13,721 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2019-01-14 19:23:13,721 INFO L78 Accepts]: Start accepts. Automaton has 7 states. Word has length 58 [2019-01-14 19:23:13,721 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-01-14 19:23:13,722 INFO L225 Difference]: With dead ends: 156 [2019-01-14 19:23:13,723 INFO L226 Difference]: Without dead ends: 154 [2019-01-14 19:23:13,723 INFO L631 BasicCegarLoop]: 0 DeclaredPredicates, 58 GetRequests, 52 SyntacticMatches, 0 SemanticMatches, 6 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=15, Invalid=41, Unknown=0, NotChecked=0, Total=56 [2019-01-14 19:23:13,724 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 154 states. [2019-01-14 19:23:13,728 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 154 to 154. [2019-01-14 19:23:13,728 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 154 states. [2019-01-14 19:23:13,729 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 154 states to 154 states and 159 transitions. [2019-01-14 19:23:13,729 INFO L78 Accepts]: Start accepts. Automaton has 154 states and 159 transitions. Word has length 58 [2019-01-14 19:23:13,729 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-01-14 19:23:13,729 INFO L480 AbstractCegarLoop]: Abstraction has 154 states and 159 transitions. [2019-01-14 19:23:13,730 INFO L481 AbstractCegarLoop]: Interpolant automaton has 7 states. [2019-01-14 19:23:13,730 INFO L276 IsEmpty]: Start isEmpty. Operand 154 states and 159 transitions. [2019-01-14 19:23:13,730 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 64 [2019-01-14 19:23:13,730 INFO L394 BasicCegarLoop]: Found error trace [2019-01-14 19:23:13,731 INFO L402 BasicCegarLoop]: trace histogram [16, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-01-14 19:23:13,733 INFO L423 AbstractCegarLoop]: === Iteration 17 === [ldv_kref_initErr0REQUIRES_VIOLATION, ldv_kref_initErr1REQUIRES_VIOLATION, ldv_list_addErr0REQUIRES_VIOLATION, ldv_list_addErr1REQUIRES_VIOLATION, ldv_kobject_createErr0REQUIRES_VIOLATION, ldv_kobject_createErr1REQUIRES_VIOLATION, ldv_destroy_msgsErr3REQUIRES_VIOLATION, ldv_destroy_msgsErr4REQUIRES_VIOLATION, ldv_destroy_msgsErr5REQUIRES_VIOLATION, ldv_destroy_msgsErr0REQUIRES_VIOLATION, ldv_destroy_msgsErr1REQUIRES_VIOLATION, ldv_destroy_msgsErr2REQUIRES_VIOLATION, ldv_msg_fillErr5REQUIRES_VIOLATION, ldv_msg_fillErr4REQUIRES_VIOLATION, ldv_msg_fillErr3REQUIRES_VIOLATION, ldv_msg_fillErr2REQUIRES_VIOLATION, ldv_msg_fillErr1REQUIRES_VIOLATION, ldv_msg_fillErr0REQUIRES_VIOLATION, ldv_atomic_add_returnErr0REQUIRES_VIOLATION, ldv_atomic_add_returnErr1REQUIRES_VIOLATION, ldv_atomic_add_returnErr2REQUIRES_VIOLATION, ldv_atomic_add_returnErr3REQUIRES_VIOLATION, __ldv_list_delErr3REQUIRES_VIOLATION, __ldv_list_delErr1REQUIRES_VIOLATION, __ldv_list_delErr0REQUIRES_VIOLATION, __ldv_list_delErr2REQUIRES_VIOLATION, ldv_kobject_cleanupErr1REQUIRES_VIOLATION, ldv_kobject_cleanupErr7ASSERT_VIOLATIONMEMORY_FREE, ldv_kobject_cleanupErr3ASSERT_VIOLATIONMEMORY_FREE, ldv_kobject_cleanupErr0REQUIRES_VIOLATION, ldv_kobject_cleanupErr4ASSERT_VIOLATIONMEMORY_FREE, ldv_kobject_cleanupErr2ASSERT_VIOLATIONMEMORY_FREE, ldv_kobject_cleanupErr6ASSERT_VIOLATIONMEMORY_FREE, ldv_kobject_cleanupErr5ASSERT_VIOLATIONMEMORY_FREE, ldv_msg_freeErr1REQUIRES_VIOLATION, ldv_msg_freeErr5ASSERT_VIOLATIONMEMORY_FREE, ldv_msg_freeErr0REQUIRES_VIOLATION, ldv_msg_freeErr2ASSERT_VIOLATIONMEMORY_FREE, ldv_msg_freeErr6ASSERT_VIOLATIONMEMORY_FREE, ldv_msg_freeErr3ASSERT_VIOLATIONMEMORY_FREE, ldv_msg_freeErr7ASSERT_VIOLATIONMEMORY_FREE, ldv_msg_freeErr4ASSERT_VIOLATIONMEMORY_FREE, mainErr0ENSURES_VIOLATIONMEMORY_LEAK, LDV_INIT_LIST_HEADErr0REQUIRES_VIOLATION, LDV_INIT_LIST_HEADErr1REQUIRES_VIOLATION, LDV_INIT_LIST_HEADErr2REQUIRES_VIOLATION, LDV_INIT_LIST_HEADErr3REQUIRES_VIOLATION, ldv_list_delErr0REQUIRES_VIOLATION, ldv_list_delErr1REQUIRES_VIOLATION, ldv_list_delErr2REQUIRES_VIOLATION, ldv_list_delErr3REQUIRES_VIOLATION, __ldv_list_addErr3REQUIRES_VIOLATION, __ldv_list_addErr5REQUIRES_VIOLATION, __ldv_list_addErr4REQUIRES_VIOLATION, __ldv_list_addErr6REQUIRES_VIOLATION, __ldv_list_addErr1REQUIRES_VIOLATION, __ldv_list_addErr0REQUIRES_VIOLATION, __ldv_list_addErr2REQUIRES_VIOLATION, __ldv_list_addErr7REQUIRES_VIOLATION, ldv_dev_set_drvdataErr0REQUIRES_VIOLATION, ldv_dev_set_drvdataErr1REQUIRES_VIOLATION, ldv_atomic_sub_returnErr0REQUIRES_VIOLATION, ldv_atomic_sub_returnErr1REQUIRES_VIOLATION, ldv_atomic_sub_returnErr2REQUIRES_VIOLATION, ldv_atomic_sub_returnErr3REQUIRES_VIOLATION, ldv_list_add_tailErr1REQUIRES_VIOLATION, ldv_list_add_tailErr0REQUIRES_VIOLATION, ldv_dev_get_drvdataErr1REQUIRES_VIOLATION, ldv_dev_get_drvdataErr0REQUIRES_VIOLATION, ldv_msg_allocErr1REQUIRES_VIOLATION, ldv_msg_allocErr0REQUIRES_VIOLATION]=== [2019-01-14 19:23:13,733 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-01-14 19:23:13,733 INFO L82 PathProgramCache]: Analyzing trace with hash 1843108235, now seen corresponding path program 1 times [2019-01-14 19:23:13,734 INFO L223 ckRefinementStrategy]: Switched to mode CVC4_FPBP [2019-01-14 19:23:13,736 INFO L69 tionRefinementEngine]: Using refinement strategy WolfRefinementStrategy No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/cvc4 Starting monitored process 18 with cvc4 --incremental --print-success --lang smt --rewrite-divk (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 18 with cvc4 --incremental --print-success --lang smt --rewrite-divk [2019-01-14 19:23:13,756 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-01-14 19:23:13,864 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-01-14 19:23:13,869 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2019-01-14 19:23:13,944 INFO L134 CoverageAnalysis]: Checked inductivity of 136 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 136 trivial. 0 not checked. [2019-01-14 19:23:13,945 INFO L312 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2019-01-14 19:23:13,946 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-01-14 19:23:13,947 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [9] imperfect sequences [] total 9 [2019-01-14 19:23:13,947 INFO L459 AbstractCegarLoop]: Interpolant automaton has 9 states [2019-01-14 19:23:13,947 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2019-01-14 19:23:13,947 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=15, Invalid=57, Unknown=0, NotChecked=0, Total=72 [2019-01-14 19:23:13,948 INFO L87 Difference]: Start difference. First operand 154 states and 159 transitions. Second operand 9 states. [2019-01-14 19:23:14,066 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-01-14 19:23:14,066 INFO L93 Difference]: Finished difference Result 158 states and 162 transitions. [2019-01-14 19:23:14,067 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2019-01-14 19:23:14,067 INFO L78 Accepts]: Start accepts. Automaton has 9 states. Word has length 63 [2019-01-14 19:23:14,067 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-01-14 19:23:14,068 INFO L225 Difference]: With dead ends: 158 [2019-01-14 19:23:14,068 INFO L226 Difference]: Without dead ends: 154 [2019-01-14 19:23:14,069 INFO L631 BasicCegarLoop]: 0 DeclaredPredicates, 64 GetRequests, 55 SyntacticMatches, 0 SemanticMatches, 9 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=23, Invalid=87, Unknown=0, NotChecked=0, Total=110 [2019-01-14 19:23:14,069 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 154 states. [2019-01-14 19:23:14,072 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 154 to 154. [2019-01-14 19:23:14,073 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 154 states. [2019-01-14 19:23:14,078 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 154 states to 154 states and 158 transitions. [2019-01-14 19:23:14,078 INFO L78 Accepts]: Start accepts. Automaton has 154 states and 158 transitions. Word has length 63 [2019-01-14 19:23:14,079 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-01-14 19:23:14,079 INFO L480 AbstractCegarLoop]: Abstraction has 154 states and 158 transitions. [2019-01-14 19:23:14,079 INFO L481 AbstractCegarLoop]: Interpolant automaton has 9 states. [2019-01-14 19:23:14,079 INFO L276 IsEmpty]: Start isEmpty. Operand 154 states and 158 transitions. [2019-01-14 19:23:14,080 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 75 [2019-01-14 19:23:14,080 INFO L394 BasicCegarLoop]: Found error trace [2019-01-14 19:23:14,080 INFO L402 BasicCegarLoop]: trace histogram [16, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-01-14 19:23:14,081 INFO L423 AbstractCegarLoop]: === Iteration 18 === [ldv_kref_initErr0REQUIRES_VIOLATION, ldv_kref_initErr1REQUIRES_VIOLATION, ldv_list_addErr0REQUIRES_VIOLATION, ldv_list_addErr1REQUIRES_VIOLATION, ldv_kobject_createErr0REQUIRES_VIOLATION, ldv_kobject_createErr1REQUIRES_VIOLATION, ldv_destroy_msgsErr3REQUIRES_VIOLATION, ldv_destroy_msgsErr4REQUIRES_VIOLATION, ldv_destroy_msgsErr5REQUIRES_VIOLATION, ldv_destroy_msgsErr0REQUIRES_VIOLATION, ldv_destroy_msgsErr1REQUIRES_VIOLATION, ldv_destroy_msgsErr2REQUIRES_VIOLATION, ldv_msg_fillErr5REQUIRES_VIOLATION, ldv_msg_fillErr4REQUIRES_VIOLATION, ldv_msg_fillErr3REQUIRES_VIOLATION, ldv_msg_fillErr2REQUIRES_VIOLATION, ldv_msg_fillErr1REQUIRES_VIOLATION, ldv_msg_fillErr0REQUIRES_VIOLATION, ldv_atomic_add_returnErr0REQUIRES_VIOLATION, ldv_atomic_add_returnErr1REQUIRES_VIOLATION, ldv_atomic_add_returnErr2REQUIRES_VIOLATION, ldv_atomic_add_returnErr3REQUIRES_VIOLATION, __ldv_list_delErr3REQUIRES_VIOLATION, __ldv_list_delErr1REQUIRES_VIOLATION, __ldv_list_delErr0REQUIRES_VIOLATION, __ldv_list_delErr2REQUIRES_VIOLATION, ldv_kobject_cleanupErr1REQUIRES_VIOLATION, ldv_kobject_cleanupErr7ASSERT_VIOLATIONMEMORY_FREE, ldv_kobject_cleanupErr3ASSERT_VIOLATIONMEMORY_FREE, ldv_kobject_cleanupErr0REQUIRES_VIOLATION, ldv_kobject_cleanupErr4ASSERT_VIOLATIONMEMORY_FREE, ldv_kobject_cleanupErr2ASSERT_VIOLATIONMEMORY_FREE, ldv_kobject_cleanupErr6ASSERT_VIOLATIONMEMORY_FREE, ldv_kobject_cleanupErr5ASSERT_VIOLATIONMEMORY_FREE, ldv_msg_freeErr1REQUIRES_VIOLATION, ldv_msg_freeErr5ASSERT_VIOLATIONMEMORY_FREE, ldv_msg_freeErr0REQUIRES_VIOLATION, ldv_msg_freeErr2ASSERT_VIOLATIONMEMORY_FREE, ldv_msg_freeErr6ASSERT_VIOLATIONMEMORY_FREE, ldv_msg_freeErr3ASSERT_VIOLATIONMEMORY_FREE, ldv_msg_freeErr7ASSERT_VIOLATIONMEMORY_FREE, ldv_msg_freeErr4ASSERT_VIOLATIONMEMORY_FREE, mainErr0ENSURES_VIOLATIONMEMORY_LEAK, LDV_INIT_LIST_HEADErr0REQUIRES_VIOLATION, LDV_INIT_LIST_HEADErr1REQUIRES_VIOLATION, LDV_INIT_LIST_HEADErr2REQUIRES_VIOLATION, LDV_INIT_LIST_HEADErr3REQUIRES_VIOLATION, ldv_list_delErr0REQUIRES_VIOLATION, ldv_list_delErr1REQUIRES_VIOLATION, ldv_list_delErr2REQUIRES_VIOLATION, ldv_list_delErr3REQUIRES_VIOLATION, __ldv_list_addErr3REQUIRES_VIOLATION, __ldv_list_addErr5REQUIRES_VIOLATION, __ldv_list_addErr4REQUIRES_VIOLATION, __ldv_list_addErr6REQUIRES_VIOLATION, __ldv_list_addErr1REQUIRES_VIOLATION, __ldv_list_addErr0REQUIRES_VIOLATION, __ldv_list_addErr2REQUIRES_VIOLATION, __ldv_list_addErr7REQUIRES_VIOLATION, ldv_dev_set_drvdataErr0REQUIRES_VIOLATION, ldv_dev_set_drvdataErr1REQUIRES_VIOLATION, ldv_atomic_sub_returnErr0REQUIRES_VIOLATION, ldv_atomic_sub_returnErr1REQUIRES_VIOLATION, ldv_atomic_sub_returnErr2REQUIRES_VIOLATION, ldv_atomic_sub_returnErr3REQUIRES_VIOLATION, ldv_list_add_tailErr1REQUIRES_VIOLATION, ldv_list_add_tailErr0REQUIRES_VIOLATION, ldv_dev_get_drvdataErr1REQUIRES_VIOLATION, ldv_dev_get_drvdataErr0REQUIRES_VIOLATION, ldv_msg_allocErr1REQUIRES_VIOLATION, ldv_msg_allocErr0REQUIRES_VIOLATION]=== [2019-01-14 19:23:14,082 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-01-14 19:23:14,083 INFO L82 PathProgramCache]: Analyzing trace with hash 2133981, now seen corresponding path program 1 times [2019-01-14 19:23:14,083 INFO L223 ckRefinementStrategy]: Switched to mode CVC4_FPBP [2019-01-14 19:23:14,083 INFO L69 tionRefinementEngine]: Using refinement strategy WolfRefinementStrategy No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/cvc4 Starting monitored process 19 with cvc4 --incremental --print-success --lang smt --rewrite-divk (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 19 with cvc4 --incremental --print-success --lang smt --rewrite-divk [2019-01-14 19:23:14,129 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-01-14 19:23:14,389 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-01-14 19:23:14,397 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2019-01-14 19:23:14,410 INFO L478 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 6 treesize of output 5 [2019-01-14 19:23:14,410 INFO L267 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2019-01-14 19:23:14,417 INFO L267 ElimStorePlain]: Start of recursive call 1: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2019-01-14 19:23:14,417 INFO L202 ElimStorePlain]: Needed 2 recursive calls to eliminate 1 variables, input treesize:6, output treesize:5 [2019-01-14 19:23:14,786 INFO L134 CoverageAnalysis]: Checked inductivity of 136 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 136 trivial. 0 not checked. [2019-01-14 19:23:14,786 INFO L312 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [MP cvc4 --incremental --print-success --lang smt --rewrite-divk (19)] Exception during sending of exit command (exit): Broken pipe [2019-01-14 19:23:14,793 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-01-14 19:23:14,793 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [19] imperfect sequences [] total 19 [2019-01-14 19:23:14,793 INFO L459 AbstractCegarLoop]: Interpolant automaton has 20 states [2019-01-14 19:23:14,794 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 20 interpolants. [2019-01-14 19:23:14,794 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=54, Invalid=326, Unknown=0, NotChecked=0, Total=380 [2019-01-14 19:23:14,794 INFO L87 Difference]: Start difference. First operand 154 states and 158 transitions. Second operand 20 states. [2019-01-14 19:23:17,884 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-01-14 19:23:17,884 INFO L93 Difference]: Finished difference Result 164 states and 167 transitions. [2019-01-14 19:23:17,885 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2019-01-14 19:23:17,885 INFO L78 Accepts]: Start accepts. Automaton has 20 states. Word has length 74 [2019-01-14 19:23:17,885 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-01-14 19:23:17,886 INFO L225 Difference]: With dead ends: 164 [2019-01-14 19:23:17,886 INFO L226 Difference]: Without dead ends: 164 [2019-01-14 19:23:17,887 INFO L631 BasicCegarLoop]: 0 DeclaredPredicates, 78 GetRequests, 52 SyntacticMatches, 3 SemanticMatches, 23 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 29 ImplicationChecksByTransitivity, 0.4s TimeCoverageRelationStatistics Valid=79, Invalid=521, Unknown=0, NotChecked=0, Total=600 [2019-01-14 19:23:17,887 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 164 states. [2019-01-14 19:23:17,890 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 164 to 152. [2019-01-14 19:23:17,890 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 152 states. [2019-01-14 19:23:17,891 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 152 states to 152 states and 156 transitions. [2019-01-14 19:23:17,891 INFO L78 Accepts]: Start accepts. Automaton has 152 states and 156 transitions. Word has length 74 [2019-01-14 19:23:17,893 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-01-14 19:23:17,893 INFO L480 AbstractCegarLoop]: Abstraction has 152 states and 156 transitions. [2019-01-14 19:23:17,893 INFO L481 AbstractCegarLoop]: Interpolant automaton has 20 states. [2019-01-14 19:23:17,893 INFO L276 IsEmpty]: Start isEmpty. Operand 152 states and 156 transitions. [2019-01-14 19:23:17,894 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 75 [2019-01-14 19:23:17,894 INFO L394 BasicCegarLoop]: Found error trace [2019-01-14 19:23:17,894 INFO L402 BasicCegarLoop]: trace histogram [16, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-01-14 19:23:17,894 INFO L423 AbstractCegarLoop]: === Iteration 19 === [ldv_kref_initErr0REQUIRES_VIOLATION, ldv_kref_initErr1REQUIRES_VIOLATION, ldv_list_addErr0REQUIRES_VIOLATION, ldv_list_addErr1REQUIRES_VIOLATION, ldv_kobject_createErr0REQUIRES_VIOLATION, ldv_kobject_createErr1REQUIRES_VIOLATION, ldv_destroy_msgsErr3REQUIRES_VIOLATION, ldv_destroy_msgsErr4REQUIRES_VIOLATION, ldv_destroy_msgsErr5REQUIRES_VIOLATION, ldv_destroy_msgsErr0REQUIRES_VIOLATION, ldv_destroy_msgsErr1REQUIRES_VIOLATION, ldv_destroy_msgsErr2REQUIRES_VIOLATION, ldv_msg_fillErr5REQUIRES_VIOLATION, ldv_msg_fillErr4REQUIRES_VIOLATION, ldv_msg_fillErr3REQUIRES_VIOLATION, ldv_msg_fillErr2REQUIRES_VIOLATION, ldv_msg_fillErr1REQUIRES_VIOLATION, ldv_msg_fillErr0REQUIRES_VIOLATION, ldv_atomic_add_returnErr0REQUIRES_VIOLATION, ldv_atomic_add_returnErr1REQUIRES_VIOLATION, ldv_atomic_add_returnErr2REQUIRES_VIOLATION, ldv_atomic_add_returnErr3REQUIRES_VIOLATION, __ldv_list_delErr3REQUIRES_VIOLATION, __ldv_list_delErr1REQUIRES_VIOLATION, __ldv_list_delErr0REQUIRES_VIOLATION, __ldv_list_delErr2REQUIRES_VIOLATION, ldv_kobject_cleanupErr1REQUIRES_VIOLATION, ldv_kobject_cleanupErr7ASSERT_VIOLATIONMEMORY_FREE, ldv_kobject_cleanupErr3ASSERT_VIOLATIONMEMORY_FREE, ldv_kobject_cleanupErr0REQUIRES_VIOLATION, ldv_kobject_cleanupErr4ASSERT_VIOLATIONMEMORY_FREE, ldv_kobject_cleanupErr2ASSERT_VIOLATIONMEMORY_FREE, ldv_kobject_cleanupErr6ASSERT_VIOLATIONMEMORY_FREE, ldv_kobject_cleanupErr5ASSERT_VIOLATIONMEMORY_FREE, ldv_msg_freeErr1REQUIRES_VIOLATION, ldv_msg_freeErr5ASSERT_VIOLATIONMEMORY_FREE, ldv_msg_freeErr0REQUIRES_VIOLATION, ldv_msg_freeErr2ASSERT_VIOLATIONMEMORY_FREE, ldv_msg_freeErr6ASSERT_VIOLATIONMEMORY_FREE, ldv_msg_freeErr3ASSERT_VIOLATIONMEMORY_FREE, ldv_msg_freeErr7ASSERT_VIOLATIONMEMORY_FREE, ldv_msg_freeErr4ASSERT_VIOLATIONMEMORY_FREE, mainErr0ENSURES_VIOLATIONMEMORY_LEAK, LDV_INIT_LIST_HEADErr0REQUIRES_VIOLATION, LDV_INIT_LIST_HEADErr1REQUIRES_VIOLATION, LDV_INIT_LIST_HEADErr2REQUIRES_VIOLATION, LDV_INIT_LIST_HEADErr3REQUIRES_VIOLATION, ldv_list_delErr0REQUIRES_VIOLATION, ldv_list_delErr1REQUIRES_VIOLATION, ldv_list_delErr2REQUIRES_VIOLATION, ldv_list_delErr3REQUIRES_VIOLATION, __ldv_list_addErr3REQUIRES_VIOLATION, __ldv_list_addErr5REQUIRES_VIOLATION, __ldv_list_addErr4REQUIRES_VIOLATION, __ldv_list_addErr6REQUIRES_VIOLATION, __ldv_list_addErr1REQUIRES_VIOLATION, __ldv_list_addErr0REQUIRES_VIOLATION, __ldv_list_addErr2REQUIRES_VIOLATION, __ldv_list_addErr7REQUIRES_VIOLATION, ldv_dev_set_drvdataErr0REQUIRES_VIOLATION, ldv_dev_set_drvdataErr1REQUIRES_VIOLATION, ldv_atomic_sub_returnErr0REQUIRES_VIOLATION, ldv_atomic_sub_returnErr1REQUIRES_VIOLATION, ldv_atomic_sub_returnErr2REQUIRES_VIOLATION, ldv_atomic_sub_returnErr3REQUIRES_VIOLATION, ldv_list_add_tailErr1REQUIRES_VIOLATION, ldv_list_add_tailErr0REQUIRES_VIOLATION, ldv_dev_get_drvdataErr1REQUIRES_VIOLATION, ldv_dev_get_drvdataErr0REQUIRES_VIOLATION, ldv_msg_allocErr1REQUIRES_VIOLATION, ldv_msg_allocErr0REQUIRES_VIOLATION]=== [2019-01-14 19:23:17,897 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-01-14 19:23:17,898 INFO L82 PathProgramCache]: Analyzing trace with hash 2133982, now seen corresponding path program 1 times [2019-01-14 19:23:17,898 INFO L223 ckRefinementStrategy]: Switched to mode CVC4_FPBP [2019-01-14 19:23:17,898 INFO L69 tionRefinementEngine]: Using refinement strategy WolfRefinementStrategy No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/cvc4 Starting monitored process 20 with cvc4 --incremental --print-success --lang smt --rewrite-divk (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 20 with cvc4 --incremental --print-success --lang smt --rewrite-divk [2019-01-14 19:23:17,915 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-01-14 19:23:18,220 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-01-14 19:23:18,237 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2019-01-14 19:23:18,256 INFO L478 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 6 treesize of output 5 [2019-01-14 19:23:18,256 INFO L267 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2019-01-14 19:23:18,265 INFO L267 ElimStorePlain]: Start of recursive call 1: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2019-01-14 19:23:18,266 INFO L202 ElimStorePlain]: Needed 2 recursive calls to eliminate 1 variables, input treesize:10, output treesize:9 [2019-01-14 19:23:19,127 INFO L134 CoverageAnalysis]: Checked inductivity of 136 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 136 trivial. 0 not checked. [2019-01-14 19:23:19,127 INFO L312 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [MP cvc4 --incremental --print-success --lang smt --rewrite-divk (20)] Exception during sending of exit command (exit): Broken pipe [2019-01-14 19:23:19,132 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-01-14 19:23:19,132 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [19] imperfect sequences [] total 19 [2019-01-14 19:23:19,133 INFO L459 AbstractCegarLoop]: Interpolant automaton has 20 states [2019-01-14 19:23:19,133 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 20 interpolants. [2019-01-14 19:23:19,133 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=52, Invalid=328, Unknown=0, NotChecked=0, Total=380 [2019-01-14 19:23:19,133 INFO L87 Difference]: Start difference. First operand 152 states and 156 transitions. Second operand 20 states. [2019-01-14 19:23:21,152 WARN L181 SmtUtils]: Spent 120.00 ms on a formula simplification that was a NOOP. DAG size: 19 [2019-01-14 19:23:23,094 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-01-14 19:23:23,094 INFO L93 Difference]: Finished difference Result 150 states and 154 transitions. [2019-01-14 19:23:23,095 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2019-01-14 19:23:23,095 INFO L78 Accepts]: Start accepts. Automaton has 20 states. Word has length 74 [2019-01-14 19:23:23,095 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-01-14 19:23:23,096 INFO L225 Difference]: With dead ends: 150 [2019-01-14 19:23:23,096 INFO L226 Difference]: Without dead ends: 150 [2019-01-14 19:23:23,097 INFO L631 BasicCegarLoop]: 0 DeclaredPredicates, 79 GetRequests, 52 SyntacticMatches, 3 SemanticMatches, 24 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 45 ImplicationChecksByTransitivity, 1.3s TimeCoverageRelationStatistics Valid=81, Invalid=569, Unknown=0, NotChecked=0, Total=650 [2019-01-14 19:23:23,097 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 150 states. [2019-01-14 19:23:23,100 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 150 to 150. [2019-01-14 19:23:23,101 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 150 states. [2019-01-14 19:23:23,101 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 150 states to 150 states and 154 transitions. [2019-01-14 19:23:23,101 INFO L78 Accepts]: Start accepts. Automaton has 150 states and 154 transitions. Word has length 74 [2019-01-14 19:23:23,102 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-01-14 19:23:23,103 INFO L480 AbstractCegarLoop]: Abstraction has 150 states and 154 transitions. [2019-01-14 19:23:23,103 INFO L481 AbstractCegarLoop]: Interpolant automaton has 20 states. [2019-01-14 19:23:23,103 INFO L276 IsEmpty]: Start isEmpty. Operand 150 states and 154 transitions. [2019-01-14 19:23:23,103 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 86 [2019-01-14 19:23:23,104 INFO L394 BasicCegarLoop]: Found error trace [2019-01-14 19:23:23,104 INFO L402 BasicCegarLoop]: trace histogram [16, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-01-14 19:23:23,105 INFO L423 AbstractCegarLoop]: === Iteration 20 === [ldv_kref_initErr0REQUIRES_VIOLATION, ldv_kref_initErr1REQUIRES_VIOLATION, ldv_list_addErr0REQUIRES_VIOLATION, ldv_list_addErr1REQUIRES_VIOLATION, ldv_kobject_createErr0REQUIRES_VIOLATION, ldv_kobject_createErr1REQUIRES_VIOLATION, ldv_destroy_msgsErr3REQUIRES_VIOLATION, ldv_destroy_msgsErr4REQUIRES_VIOLATION, ldv_destroy_msgsErr5REQUIRES_VIOLATION, ldv_destroy_msgsErr0REQUIRES_VIOLATION, ldv_destroy_msgsErr1REQUIRES_VIOLATION, ldv_destroy_msgsErr2REQUIRES_VIOLATION, ldv_msg_fillErr5REQUIRES_VIOLATION, ldv_msg_fillErr4REQUIRES_VIOLATION, ldv_msg_fillErr3REQUIRES_VIOLATION, ldv_msg_fillErr2REQUIRES_VIOLATION, ldv_msg_fillErr1REQUIRES_VIOLATION, ldv_msg_fillErr0REQUIRES_VIOLATION, ldv_atomic_add_returnErr0REQUIRES_VIOLATION, ldv_atomic_add_returnErr1REQUIRES_VIOLATION, ldv_atomic_add_returnErr2REQUIRES_VIOLATION, ldv_atomic_add_returnErr3REQUIRES_VIOLATION, __ldv_list_delErr3REQUIRES_VIOLATION, __ldv_list_delErr1REQUIRES_VIOLATION, __ldv_list_delErr0REQUIRES_VIOLATION, __ldv_list_delErr2REQUIRES_VIOLATION, ldv_kobject_cleanupErr1REQUIRES_VIOLATION, ldv_kobject_cleanupErr7ASSERT_VIOLATIONMEMORY_FREE, ldv_kobject_cleanupErr3ASSERT_VIOLATIONMEMORY_FREE, ldv_kobject_cleanupErr0REQUIRES_VIOLATION, ldv_kobject_cleanupErr4ASSERT_VIOLATIONMEMORY_FREE, ldv_kobject_cleanupErr2ASSERT_VIOLATIONMEMORY_FREE, ldv_kobject_cleanupErr6ASSERT_VIOLATIONMEMORY_FREE, ldv_kobject_cleanupErr5ASSERT_VIOLATIONMEMORY_FREE, ldv_msg_freeErr1REQUIRES_VIOLATION, ldv_msg_freeErr5ASSERT_VIOLATIONMEMORY_FREE, ldv_msg_freeErr0REQUIRES_VIOLATION, ldv_msg_freeErr2ASSERT_VIOLATIONMEMORY_FREE, ldv_msg_freeErr6ASSERT_VIOLATIONMEMORY_FREE, ldv_msg_freeErr3ASSERT_VIOLATIONMEMORY_FREE, ldv_msg_freeErr7ASSERT_VIOLATIONMEMORY_FREE, ldv_msg_freeErr4ASSERT_VIOLATIONMEMORY_FREE, mainErr0ENSURES_VIOLATIONMEMORY_LEAK, LDV_INIT_LIST_HEADErr0REQUIRES_VIOLATION, LDV_INIT_LIST_HEADErr1REQUIRES_VIOLATION, LDV_INIT_LIST_HEADErr2REQUIRES_VIOLATION, LDV_INIT_LIST_HEADErr3REQUIRES_VIOLATION, ldv_list_delErr0REQUIRES_VIOLATION, ldv_list_delErr1REQUIRES_VIOLATION, ldv_list_delErr2REQUIRES_VIOLATION, ldv_list_delErr3REQUIRES_VIOLATION, __ldv_list_addErr3REQUIRES_VIOLATION, __ldv_list_addErr5REQUIRES_VIOLATION, __ldv_list_addErr4REQUIRES_VIOLATION, __ldv_list_addErr6REQUIRES_VIOLATION, __ldv_list_addErr1REQUIRES_VIOLATION, __ldv_list_addErr0REQUIRES_VIOLATION, __ldv_list_addErr2REQUIRES_VIOLATION, __ldv_list_addErr7REQUIRES_VIOLATION, ldv_dev_set_drvdataErr0REQUIRES_VIOLATION, ldv_dev_set_drvdataErr1REQUIRES_VIOLATION, ldv_atomic_sub_returnErr0REQUIRES_VIOLATION, ldv_atomic_sub_returnErr1REQUIRES_VIOLATION, ldv_atomic_sub_returnErr2REQUIRES_VIOLATION, ldv_atomic_sub_returnErr3REQUIRES_VIOLATION, ldv_list_add_tailErr1REQUIRES_VIOLATION, ldv_list_add_tailErr0REQUIRES_VIOLATION, ldv_dev_get_drvdataErr1REQUIRES_VIOLATION, ldv_dev_get_drvdataErr0REQUIRES_VIOLATION, ldv_msg_allocErr1REQUIRES_VIOLATION, ldv_msg_allocErr0REQUIRES_VIOLATION]=== [2019-01-14 19:23:23,105 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-01-14 19:23:23,105 INFO L82 PathProgramCache]: Analyzing trace with hash 440140370, now seen corresponding path program 1 times [2019-01-14 19:23:23,108 INFO L223 ckRefinementStrategy]: Switched to mode CVC4_FPBP [2019-01-14 19:23:23,108 INFO L69 tionRefinementEngine]: Using refinement strategy WolfRefinementStrategy No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/cvc4 Starting monitored process 21 with cvc4 --incremental --print-success --lang smt --rewrite-divk (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 21 with cvc4 --incremental --print-success --lang smt --rewrite-divk [2019-01-14 19:23:23,132 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-01-14 19:23:23,264 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-01-14 19:23:23,270 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2019-01-14 19:23:23,397 INFO L134 CoverageAnalysis]: Checked inductivity of 136 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 136 trivial. 0 not checked. [2019-01-14 19:23:23,397 INFO L312 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [MP cvc4 --incremental --print-success --lang smt --rewrite-divk (21)] Exception during sending of exit command (exit): Broken pipe [2019-01-14 19:23:23,402 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-01-14 19:23:23,402 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [12] imperfect sequences [] total 12 [2019-01-14 19:23:23,403 INFO L459 AbstractCegarLoop]: Interpolant automaton has 12 states [2019-01-14 19:23:23,403 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 12 interpolants. [2019-01-14 19:23:23,403 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=21, Invalid=111, Unknown=0, NotChecked=0, Total=132 [2019-01-14 19:23:23,403 INFO L87 Difference]: Start difference. First operand 150 states and 154 transitions. Second operand 12 states. [2019-01-14 19:23:23,614 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-01-14 19:23:23,614 INFO L93 Difference]: Finished difference Result 156 states and 159 transitions. [2019-01-14 19:23:23,615 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2019-01-14 19:23:23,615 INFO L78 Accepts]: Start accepts. Automaton has 12 states. Word has length 85 [2019-01-14 19:23:23,616 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-01-14 19:23:23,617 INFO L225 Difference]: With dead ends: 156 [2019-01-14 19:23:23,618 INFO L226 Difference]: Without dead ends: 150 [2019-01-14 19:23:23,618 INFO L631 BasicCegarLoop]: 0 DeclaredPredicates, 87 GetRequests, 74 SyntacticMatches, 0 SemanticMatches, 13 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 3 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=33, Invalid=177, Unknown=0, NotChecked=0, Total=210 [2019-01-14 19:23:23,619 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 150 states. [2019-01-14 19:23:23,621 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 150 to 150. [2019-01-14 19:23:23,621 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 150 states. [2019-01-14 19:23:23,622 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 150 states to 150 states and 153 transitions. [2019-01-14 19:23:23,623 INFO L78 Accepts]: Start accepts. Automaton has 150 states and 153 transitions. Word has length 85 [2019-01-14 19:23:23,623 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-01-14 19:23:23,623 INFO L480 AbstractCegarLoop]: Abstraction has 150 states and 153 transitions. [2019-01-14 19:23:23,623 INFO L481 AbstractCegarLoop]: Interpolant automaton has 12 states. [2019-01-14 19:23:23,623 INFO L276 IsEmpty]: Start isEmpty. Operand 150 states and 153 transitions. [2019-01-14 19:23:23,624 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 99 [2019-01-14 19:23:23,624 INFO L394 BasicCegarLoop]: Found error trace [2019-01-14 19:23:23,624 INFO L402 BasicCegarLoop]: trace histogram [16, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-01-14 19:23:23,627 INFO L423 AbstractCegarLoop]: === Iteration 21 === [ldv_kref_initErr0REQUIRES_VIOLATION, ldv_kref_initErr1REQUIRES_VIOLATION, ldv_list_addErr0REQUIRES_VIOLATION, ldv_list_addErr1REQUIRES_VIOLATION, ldv_kobject_createErr0REQUIRES_VIOLATION, ldv_kobject_createErr1REQUIRES_VIOLATION, ldv_destroy_msgsErr3REQUIRES_VIOLATION, ldv_destroy_msgsErr4REQUIRES_VIOLATION, ldv_destroy_msgsErr5REQUIRES_VIOLATION, ldv_destroy_msgsErr0REQUIRES_VIOLATION, ldv_destroy_msgsErr1REQUIRES_VIOLATION, ldv_destroy_msgsErr2REQUIRES_VIOLATION, ldv_msg_fillErr5REQUIRES_VIOLATION, ldv_msg_fillErr4REQUIRES_VIOLATION, ldv_msg_fillErr3REQUIRES_VIOLATION, ldv_msg_fillErr2REQUIRES_VIOLATION, ldv_msg_fillErr1REQUIRES_VIOLATION, ldv_msg_fillErr0REQUIRES_VIOLATION, ldv_atomic_add_returnErr0REQUIRES_VIOLATION, ldv_atomic_add_returnErr1REQUIRES_VIOLATION, ldv_atomic_add_returnErr2REQUIRES_VIOLATION, ldv_atomic_add_returnErr3REQUIRES_VIOLATION, __ldv_list_delErr3REQUIRES_VIOLATION, __ldv_list_delErr1REQUIRES_VIOLATION, __ldv_list_delErr0REQUIRES_VIOLATION, __ldv_list_delErr2REQUIRES_VIOLATION, ldv_kobject_cleanupErr1REQUIRES_VIOLATION, ldv_kobject_cleanupErr7ASSERT_VIOLATIONMEMORY_FREE, ldv_kobject_cleanupErr3ASSERT_VIOLATIONMEMORY_FREE, ldv_kobject_cleanupErr0REQUIRES_VIOLATION, ldv_kobject_cleanupErr4ASSERT_VIOLATIONMEMORY_FREE, ldv_kobject_cleanupErr2ASSERT_VIOLATIONMEMORY_FREE, ldv_kobject_cleanupErr6ASSERT_VIOLATIONMEMORY_FREE, ldv_kobject_cleanupErr5ASSERT_VIOLATIONMEMORY_FREE, ldv_msg_freeErr1REQUIRES_VIOLATION, ldv_msg_freeErr5ASSERT_VIOLATIONMEMORY_FREE, ldv_msg_freeErr0REQUIRES_VIOLATION, ldv_msg_freeErr2ASSERT_VIOLATIONMEMORY_FREE, ldv_msg_freeErr6ASSERT_VIOLATIONMEMORY_FREE, ldv_msg_freeErr3ASSERT_VIOLATIONMEMORY_FREE, ldv_msg_freeErr7ASSERT_VIOLATIONMEMORY_FREE, ldv_msg_freeErr4ASSERT_VIOLATIONMEMORY_FREE, mainErr0ENSURES_VIOLATIONMEMORY_LEAK, LDV_INIT_LIST_HEADErr0REQUIRES_VIOLATION, LDV_INIT_LIST_HEADErr1REQUIRES_VIOLATION, LDV_INIT_LIST_HEADErr2REQUIRES_VIOLATION, LDV_INIT_LIST_HEADErr3REQUIRES_VIOLATION, ldv_list_delErr0REQUIRES_VIOLATION, ldv_list_delErr1REQUIRES_VIOLATION, ldv_list_delErr2REQUIRES_VIOLATION, ldv_list_delErr3REQUIRES_VIOLATION, __ldv_list_addErr3REQUIRES_VIOLATION, __ldv_list_addErr5REQUIRES_VIOLATION, __ldv_list_addErr4REQUIRES_VIOLATION, __ldv_list_addErr6REQUIRES_VIOLATION, __ldv_list_addErr1REQUIRES_VIOLATION, __ldv_list_addErr0REQUIRES_VIOLATION, __ldv_list_addErr2REQUIRES_VIOLATION, __ldv_list_addErr7REQUIRES_VIOLATION, ldv_dev_set_drvdataErr0REQUIRES_VIOLATION, ldv_dev_set_drvdataErr1REQUIRES_VIOLATION, ldv_atomic_sub_returnErr0REQUIRES_VIOLATION, ldv_atomic_sub_returnErr1REQUIRES_VIOLATION, ldv_atomic_sub_returnErr2REQUIRES_VIOLATION, ldv_atomic_sub_returnErr3REQUIRES_VIOLATION, ldv_list_add_tailErr1REQUIRES_VIOLATION, ldv_list_add_tailErr0REQUIRES_VIOLATION, ldv_dev_get_drvdataErr1REQUIRES_VIOLATION, ldv_dev_get_drvdataErr0REQUIRES_VIOLATION, ldv_msg_allocErr1REQUIRES_VIOLATION, ldv_msg_allocErr0REQUIRES_VIOLATION]=== [2019-01-14 19:23:23,627 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-01-14 19:23:23,628 INFO L82 PathProgramCache]: Analyzing trace with hash 1826296806, now seen corresponding path program 1 times [2019-01-14 19:23:23,630 INFO L223 ckRefinementStrategy]: Switched to mode CVC4_FPBP [2019-01-14 19:23:23,630 INFO L69 tionRefinementEngine]: Using refinement strategy WolfRefinementStrategy No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/cvc4 Starting monitored process 22 with cvc4 --incremental --print-success --lang smt --rewrite-divk (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 22 with cvc4 --incremental --print-success --lang smt --rewrite-divk [2019-01-14 19:23:23,660 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-01-14 19:23:24,001 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-01-14 19:23:24,008 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2019-01-14 19:23:24,016 INFO L478 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 6 treesize of output 5 [2019-01-14 19:23:24,017 INFO L267 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2019-01-14 19:23:24,018 INFO L267 ElimStorePlain]: Start of recursive call 1: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2019-01-14 19:23:24,019 INFO L202 ElimStorePlain]: Needed 2 recursive calls to eliminate 1 variables, input treesize:6, output treesize:5 [2019-01-14 19:23:24,551 INFO L134 CoverageAnalysis]: Checked inductivity of 136 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 136 trivial. 0 not checked. [2019-01-14 19:23:24,552 INFO L312 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2019-01-14 19:23:24,554 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-01-14 19:23:24,554 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [19] imperfect sequences [] total 19 [2019-01-14 19:23:24,555 INFO L459 AbstractCegarLoop]: Interpolant automaton has 20 states [2019-01-14 19:23:24,555 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 20 interpolants. [2019-01-14 19:23:24,555 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=54, Invalid=326, Unknown=0, NotChecked=0, Total=380 [2019-01-14 19:23:24,556 INFO L87 Difference]: Start difference. First operand 150 states and 153 transitions. Second operand 20 states. [2019-01-14 19:23:27,651 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-01-14 19:23:27,651 INFO L93 Difference]: Finished difference Result 164 states and 166 transitions. [2019-01-14 19:23:27,652 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 21 states. [2019-01-14 19:23:27,652 INFO L78 Accepts]: Start accepts. Automaton has 20 states. Word has length 98 [2019-01-14 19:23:27,652 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-01-14 19:23:27,653 INFO L225 Difference]: With dead ends: 164 [2019-01-14 19:23:27,653 INFO L226 Difference]: Without dead ends: 164 [2019-01-14 19:23:27,654 INFO L631 BasicCegarLoop]: 0 DeclaredPredicates, 102 GetRequests, 74 SyntacticMatches, 5 SemanticMatches, 23 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 36 ImplicationChecksByTransitivity, 0.6s TimeCoverageRelationStatistics Valid=79, Invalid=521, Unknown=0, NotChecked=0, Total=600 [2019-01-14 19:23:27,654 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 164 states. [2019-01-14 19:23:27,658 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 164 to 148. [2019-01-14 19:23:27,658 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 148 states. [2019-01-14 19:23:27,659 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 148 states to 148 states and 151 transitions. [2019-01-14 19:23:27,659 INFO L78 Accepts]: Start accepts. Automaton has 148 states and 151 transitions. Word has length 98 [2019-01-14 19:23:27,659 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-01-14 19:23:27,660 INFO L480 AbstractCegarLoop]: Abstraction has 148 states and 151 transitions. [2019-01-14 19:23:27,660 INFO L481 AbstractCegarLoop]: Interpolant automaton has 20 states. [2019-01-14 19:23:27,660 INFO L276 IsEmpty]: Start isEmpty. Operand 148 states and 151 transitions. [2019-01-14 19:23:27,661 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 99 [2019-01-14 19:23:27,663 INFO L394 BasicCegarLoop]: Found error trace [2019-01-14 19:23:27,663 INFO L402 BasicCegarLoop]: trace histogram [16, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-01-14 19:23:27,663 INFO L423 AbstractCegarLoop]: === Iteration 22 === [ldv_kref_initErr0REQUIRES_VIOLATION, ldv_kref_initErr1REQUIRES_VIOLATION, ldv_list_addErr0REQUIRES_VIOLATION, ldv_list_addErr1REQUIRES_VIOLATION, ldv_kobject_createErr0REQUIRES_VIOLATION, ldv_kobject_createErr1REQUIRES_VIOLATION, ldv_destroy_msgsErr3REQUIRES_VIOLATION, ldv_destroy_msgsErr4REQUIRES_VIOLATION, ldv_destroy_msgsErr5REQUIRES_VIOLATION, ldv_destroy_msgsErr0REQUIRES_VIOLATION, ldv_destroy_msgsErr1REQUIRES_VIOLATION, ldv_destroy_msgsErr2REQUIRES_VIOLATION, ldv_msg_fillErr5REQUIRES_VIOLATION, ldv_msg_fillErr4REQUIRES_VIOLATION, ldv_msg_fillErr3REQUIRES_VIOLATION, ldv_msg_fillErr2REQUIRES_VIOLATION, ldv_msg_fillErr1REQUIRES_VIOLATION, ldv_msg_fillErr0REQUIRES_VIOLATION, ldv_atomic_add_returnErr0REQUIRES_VIOLATION, ldv_atomic_add_returnErr1REQUIRES_VIOLATION, ldv_atomic_add_returnErr2REQUIRES_VIOLATION, ldv_atomic_add_returnErr3REQUIRES_VIOLATION, __ldv_list_delErr3REQUIRES_VIOLATION, __ldv_list_delErr1REQUIRES_VIOLATION, __ldv_list_delErr0REQUIRES_VIOLATION, __ldv_list_delErr2REQUIRES_VIOLATION, ldv_kobject_cleanupErr1REQUIRES_VIOLATION, ldv_kobject_cleanupErr7ASSERT_VIOLATIONMEMORY_FREE, ldv_kobject_cleanupErr3ASSERT_VIOLATIONMEMORY_FREE, ldv_kobject_cleanupErr0REQUIRES_VIOLATION, ldv_kobject_cleanupErr4ASSERT_VIOLATIONMEMORY_FREE, ldv_kobject_cleanupErr2ASSERT_VIOLATIONMEMORY_FREE, ldv_kobject_cleanupErr6ASSERT_VIOLATIONMEMORY_FREE, ldv_kobject_cleanupErr5ASSERT_VIOLATIONMEMORY_FREE, ldv_msg_freeErr1REQUIRES_VIOLATION, ldv_msg_freeErr5ASSERT_VIOLATIONMEMORY_FREE, ldv_msg_freeErr0REQUIRES_VIOLATION, ldv_msg_freeErr2ASSERT_VIOLATIONMEMORY_FREE, ldv_msg_freeErr6ASSERT_VIOLATIONMEMORY_FREE, ldv_msg_freeErr3ASSERT_VIOLATIONMEMORY_FREE, ldv_msg_freeErr7ASSERT_VIOLATIONMEMORY_FREE, ldv_msg_freeErr4ASSERT_VIOLATIONMEMORY_FREE, mainErr0ENSURES_VIOLATIONMEMORY_LEAK, LDV_INIT_LIST_HEADErr0REQUIRES_VIOLATION, LDV_INIT_LIST_HEADErr1REQUIRES_VIOLATION, LDV_INIT_LIST_HEADErr2REQUIRES_VIOLATION, LDV_INIT_LIST_HEADErr3REQUIRES_VIOLATION, ldv_list_delErr0REQUIRES_VIOLATION, ldv_list_delErr1REQUIRES_VIOLATION, ldv_list_delErr2REQUIRES_VIOLATION, ldv_list_delErr3REQUIRES_VIOLATION, __ldv_list_addErr3REQUIRES_VIOLATION, __ldv_list_addErr5REQUIRES_VIOLATION, __ldv_list_addErr4REQUIRES_VIOLATION, __ldv_list_addErr6REQUIRES_VIOLATION, __ldv_list_addErr1REQUIRES_VIOLATION, __ldv_list_addErr0REQUIRES_VIOLATION, __ldv_list_addErr2REQUIRES_VIOLATION, __ldv_list_addErr7REQUIRES_VIOLATION, ldv_dev_set_drvdataErr0REQUIRES_VIOLATION, ldv_dev_set_drvdataErr1REQUIRES_VIOLATION, ldv_atomic_sub_returnErr0REQUIRES_VIOLATION, ldv_atomic_sub_returnErr1REQUIRES_VIOLATION, ldv_atomic_sub_returnErr2REQUIRES_VIOLATION, ldv_atomic_sub_returnErr3REQUIRES_VIOLATION, ldv_list_add_tailErr1REQUIRES_VIOLATION, ldv_list_add_tailErr0REQUIRES_VIOLATION, ldv_dev_get_drvdataErr1REQUIRES_VIOLATION, ldv_dev_get_drvdataErr0REQUIRES_VIOLATION, ldv_msg_allocErr1REQUIRES_VIOLATION, ldv_msg_allocErr0REQUIRES_VIOLATION]=== [2019-01-14 19:23:27,664 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-01-14 19:23:27,666 INFO L82 PathProgramCache]: Analyzing trace with hash 1826296807, now seen corresponding path program 1 times [2019-01-14 19:23:27,667 INFO L223 ckRefinementStrategy]: Switched to mode CVC4_FPBP [2019-01-14 19:23:27,667 INFO L69 tionRefinementEngine]: Using refinement strategy WolfRefinementStrategy No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/cvc4 Starting monitored process 23 with cvc4 --incremental --print-success --lang smt --rewrite-divk (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 23 with cvc4 --incremental --print-success --lang smt --rewrite-divk [2019-01-14 19:23:27,697 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-01-14 19:23:28,118 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-01-14 19:23:28,126 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2019-01-14 19:23:28,138 INFO L478 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 6 treesize of output 5 [2019-01-14 19:23:28,139 INFO L267 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2019-01-14 19:23:28,148 INFO L267 ElimStorePlain]: Start of recursive call 1: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2019-01-14 19:23:28,148 INFO L202 ElimStorePlain]: Needed 2 recursive calls to eliminate 1 variables, input treesize:10, output treesize:9 [2019-01-14 19:23:28,791 INFO L134 CoverageAnalysis]: Checked inductivity of 136 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 136 trivial. 0 not checked. [2019-01-14 19:23:28,791 INFO L312 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2019-01-14 19:23:28,794 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-01-14 19:23:28,794 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [19] imperfect sequences [] total 19 [2019-01-14 19:23:28,795 INFO L459 AbstractCegarLoop]: Interpolant automaton has 20 states [2019-01-14 19:23:28,795 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 20 interpolants. [2019-01-14 19:23:28,795 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=52, Invalid=328, Unknown=0, NotChecked=0, Total=380 [2019-01-14 19:23:28,795 INFO L87 Difference]: Start difference. First operand 148 states and 151 transitions. Second operand 20 states. [2019-01-14 19:23:31,269 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-01-14 19:23:31,269 INFO L93 Difference]: Finished difference Result 146 states and 149 transitions. [2019-01-14 19:23:31,274 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2019-01-14 19:23:31,274 INFO L78 Accepts]: Start accepts. Automaton has 20 states. Word has length 98 [2019-01-14 19:23:31,274 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-01-14 19:23:31,275 INFO L225 Difference]: With dead ends: 146 [2019-01-14 19:23:31,275 INFO L226 Difference]: Without dead ends: 146 [2019-01-14 19:23:31,276 INFO L631 BasicCegarLoop]: 0 DeclaredPredicates, 103 GetRequests, 74 SyntacticMatches, 5 SemanticMatches, 24 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 51 ImplicationChecksByTransitivity, 0.7s TimeCoverageRelationStatistics Valid=81, Invalid=569, Unknown=0, NotChecked=0, Total=650 [2019-01-14 19:23:31,276 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 146 states. [2019-01-14 19:23:31,278 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 146 to 146. [2019-01-14 19:23:31,279 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 146 states. [2019-01-14 19:23:31,279 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 146 states to 146 states and 149 transitions. [2019-01-14 19:23:31,279 INFO L78 Accepts]: Start accepts. Automaton has 146 states and 149 transitions. Word has length 98 [2019-01-14 19:23:31,280 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-01-14 19:23:31,281 INFO L480 AbstractCegarLoop]: Abstraction has 146 states and 149 transitions. [2019-01-14 19:23:31,281 INFO L481 AbstractCegarLoop]: Interpolant automaton has 20 states. [2019-01-14 19:23:31,281 INFO L276 IsEmpty]: Start isEmpty. Operand 146 states and 149 transitions. [2019-01-14 19:23:31,282 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 97 [2019-01-14 19:23:31,282 INFO L394 BasicCegarLoop]: Found error trace [2019-01-14 19:23:31,282 INFO L402 BasicCegarLoop]: trace histogram [16, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-01-14 19:23:31,282 INFO L423 AbstractCegarLoop]: === Iteration 23 === [ldv_kref_initErr0REQUIRES_VIOLATION, ldv_kref_initErr1REQUIRES_VIOLATION, ldv_list_addErr0REQUIRES_VIOLATION, ldv_list_addErr1REQUIRES_VIOLATION, ldv_kobject_createErr0REQUIRES_VIOLATION, ldv_kobject_createErr1REQUIRES_VIOLATION, ldv_destroy_msgsErr3REQUIRES_VIOLATION, ldv_destroy_msgsErr4REQUIRES_VIOLATION, ldv_destroy_msgsErr5REQUIRES_VIOLATION, ldv_destroy_msgsErr0REQUIRES_VIOLATION, ldv_destroy_msgsErr1REQUIRES_VIOLATION, ldv_destroy_msgsErr2REQUIRES_VIOLATION, ldv_msg_fillErr5REQUIRES_VIOLATION, ldv_msg_fillErr4REQUIRES_VIOLATION, ldv_msg_fillErr3REQUIRES_VIOLATION, ldv_msg_fillErr2REQUIRES_VIOLATION, ldv_msg_fillErr1REQUIRES_VIOLATION, ldv_msg_fillErr0REQUIRES_VIOLATION, ldv_atomic_add_returnErr0REQUIRES_VIOLATION, ldv_atomic_add_returnErr1REQUIRES_VIOLATION, ldv_atomic_add_returnErr2REQUIRES_VIOLATION, ldv_atomic_add_returnErr3REQUIRES_VIOLATION, __ldv_list_delErr3REQUIRES_VIOLATION, __ldv_list_delErr1REQUIRES_VIOLATION, __ldv_list_delErr0REQUIRES_VIOLATION, __ldv_list_delErr2REQUIRES_VIOLATION, ldv_kobject_cleanupErr1REQUIRES_VIOLATION, ldv_kobject_cleanupErr7ASSERT_VIOLATIONMEMORY_FREE, ldv_kobject_cleanupErr3ASSERT_VIOLATIONMEMORY_FREE, ldv_kobject_cleanupErr0REQUIRES_VIOLATION, ldv_kobject_cleanupErr4ASSERT_VIOLATIONMEMORY_FREE, ldv_kobject_cleanupErr2ASSERT_VIOLATIONMEMORY_FREE, ldv_kobject_cleanupErr6ASSERT_VIOLATIONMEMORY_FREE, ldv_kobject_cleanupErr5ASSERT_VIOLATIONMEMORY_FREE, ldv_msg_freeErr1REQUIRES_VIOLATION, ldv_msg_freeErr5ASSERT_VIOLATIONMEMORY_FREE, ldv_msg_freeErr0REQUIRES_VIOLATION, ldv_msg_freeErr2ASSERT_VIOLATIONMEMORY_FREE, ldv_msg_freeErr6ASSERT_VIOLATIONMEMORY_FREE, ldv_msg_freeErr3ASSERT_VIOLATIONMEMORY_FREE, ldv_msg_freeErr7ASSERT_VIOLATIONMEMORY_FREE, ldv_msg_freeErr4ASSERT_VIOLATIONMEMORY_FREE, mainErr0ENSURES_VIOLATIONMEMORY_LEAK, LDV_INIT_LIST_HEADErr0REQUIRES_VIOLATION, LDV_INIT_LIST_HEADErr1REQUIRES_VIOLATION, LDV_INIT_LIST_HEADErr2REQUIRES_VIOLATION, LDV_INIT_LIST_HEADErr3REQUIRES_VIOLATION, ldv_list_delErr0REQUIRES_VIOLATION, ldv_list_delErr1REQUIRES_VIOLATION, ldv_list_delErr2REQUIRES_VIOLATION, ldv_list_delErr3REQUIRES_VIOLATION, __ldv_list_addErr3REQUIRES_VIOLATION, __ldv_list_addErr5REQUIRES_VIOLATION, __ldv_list_addErr4REQUIRES_VIOLATION, __ldv_list_addErr6REQUIRES_VIOLATION, __ldv_list_addErr1REQUIRES_VIOLATION, __ldv_list_addErr0REQUIRES_VIOLATION, __ldv_list_addErr2REQUIRES_VIOLATION, __ldv_list_addErr7REQUIRES_VIOLATION, ldv_dev_set_drvdataErr0REQUIRES_VIOLATION, ldv_dev_set_drvdataErr1REQUIRES_VIOLATION, ldv_atomic_sub_returnErr0REQUIRES_VIOLATION, ldv_atomic_sub_returnErr1REQUIRES_VIOLATION, ldv_atomic_sub_returnErr2REQUIRES_VIOLATION, ldv_atomic_sub_returnErr3REQUIRES_VIOLATION, ldv_list_add_tailErr1REQUIRES_VIOLATION, ldv_list_add_tailErr0REQUIRES_VIOLATION, ldv_dev_get_drvdataErr1REQUIRES_VIOLATION, ldv_dev_get_drvdataErr0REQUIRES_VIOLATION, ldv_msg_allocErr1REQUIRES_VIOLATION, ldv_msg_allocErr0REQUIRES_VIOLATION]=== [2019-01-14 19:23:31,284 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-01-14 19:23:31,284 INFO L82 PathProgramCache]: Analyzing trace with hash -1581058869, now seen corresponding path program 1 times [2019-01-14 19:23:31,284 INFO L223 ckRefinementStrategy]: Switched to mode CVC4_FPBP [2019-01-14 19:23:31,285 INFO L69 tionRefinementEngine]: Using refinement strategy WolfRefinementStrategy No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/cvc4 Starting monitored process 24 with cvc4 --incremental --print-success --lang smt --rewrite-divk (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 24 with cvc4 --incremental --print-success --lang smt --rewrite-divk [2019-01-14 19:23:31,301 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-01-14 19:23:31,428 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-01-14 19:23:31,434 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2019-01-14 19:23:31,692 INFO L134 CoverageAnalysis]: Checked inductivity of 136 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 136 trivial. 0 not checked. [2019-01-14 19:23:31,692 INFO L312 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2019-01-14 19:23:31,694 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-01-14 19:23:31,694 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [10] imperfect sequences [] total 10 [2019-01-14 19:23:31,694 INFO L459 AbstractCegarLoop]: Interpolant automaton has 10 states [2019-01-14 19:23:31,695 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 10 interpolants. [2019-01-14 19:23:31,695 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=17, Invalid=73, Unknown=0, NotChecked=0, Total=90 [2019-01-14 19:23:31,695 INFO L87 Difference]: Start difference. First operand 146 states and 149 transitions. Second operand 10 states. [2019-01-14 19:23:31,799 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-01-14 19:23:31,799 INFO L93 Difference]: Finished difference Result 148 states and 150 transitions. [2019-01-14 19:23:31,800 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2019-01-14 19:23:31,800 INFO L78 Accepts]: Start accepts. Automaton has 10 states. Word has length 96 [2019-01-14 19:23:31,801 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-01-14 19:23:31,802 INFO L225 Difference]: With dead ends: 148 [2019-01-14 19:23:31,802 INFO L226 Difference]: Without dead ends: 146 [2019-01-14 19:23:31,802 INFO L631 BasicCegarLoop]: 0 DeclaredPredicates, 97 GetRequests, 87 SyntacticMatches, 0 SemanticMatches, 10 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=25, Invalid=107, Unknown=0, NotChecked=0, Total=132 [2019-01-14 19:23:31,803 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 146 states. [2019-01-14 19:23:31,805 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 146 to 146. [2019-01-14 19:23:31,806 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 146 states. [2019-01-14 19:23:31,806 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 146 states to 146 states and 148 transitions. [2019-01-14 19:23:31,807 INFO L78 Accepts]: Start accepts. Automaton has 146 states and 148 transitions. Word has length 96 [2019-01-14 19:23:31,807 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-01-14 19:23:31,807 INFO L480 AbstractCegarLoop]: Abstraction has 146 states and 148 transitions. [2019-01-14 19:23:31,807 INFO L481 AbstractCegarLoop]: Interpolant automaton has 10 states. [2019-01-14 19:23:31,807 INFO L276 IsEmpty]: Start isEmpty. Operand 146 states and 148 transitions. [2019-01-14 19:23:31,808 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 112 [2019-01-14 19:23:31,809 INFO L394 BasicCegarLoop]: Found error trace [2019-01-14 19:23:31,810 INFO L402 BasicCegarLoop]: trace histogram [16, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-01-14 19:23:31,810 INFO L423 AbstractCegarLoop]: === Iteration 24 === [ldv_kref_initErr0REQUIRES_VIOLATION, ldv_kref_initErr1REQUIRES_VIOLATION, ldv_list_addErr0REQUIRES_VIOLATION, ldv_list_addErr1REQUIRES_VIOLATION, ldv_kobject_createErr0REQUIRES_VIOLATION, ldv_kobject_createErr1REQUIRES_VIOLATION, ldv_destroy_msgsErr3REQUIRES_VIOLATION, ldv_destroy_msgsErr4REQUIRES_VIOLATION, ldv_destroy_msgsErr5REQUIRES_VIOLATION, ldv_destroy_msgsErr0REQUIRES_VIOLATION, ldv_destroy_msgsErr1REQUIRES_VIOLATION, ldv_destroy_msgsErr2REQUIRES_VIOLATION, ldv_msg_fillErr5REQUIRES_VIOLATION, ldv_msg_fillErr4REQUIRES_VIOLATION, ldv_msg_fillErr3REQUIRES_VIOLATION, ldv_msg_fillErr2REQUIRES_VIOLATION, ldv_msg_fillErr1REQUIRES_VIOLATION, ldv_msg_fillErr0REQUIRES_VIOLATION, ldv_atomic_add_returnErr0REQUIRES_VIOLATION, ldv_atomic_add_returnErr1REQUIRES_VIOLATION, ldv_atomic_add_returnErr2REQUIRES_VIOLATION, ldv_atomic_add_returnErr3REQUIRES_VIOLATION, __ldv_list_delErr3REQUIRES_VIOLATION, __ldv_list_delErr1REQUIRES_VIOLATION, __ldv_list_delErr0REQUIRES_VIOLATION, __ldv_list_delErr2REQUIRES_VIOLATION, ldv_kobject_cleanupErr1REQUIRES_VIOLATION, ldv_kobject_cleanupErr7ASSERT_VIOLATIONMEMORY_FREE, ldv_kobject_cleanupErr3ASSERT_VIOLATIONMEMORY_FREE, ldv_kobject_cleanupErr0REQUIRES_VIOLATION, ldv_kobject_cleanupErr4ASSERT_VIOLATIONMEMORY_FREE, ldv_kobject_cleanupErr2ASSERT_VIOLATIONMEMORY_FREE, ldv_kobject_cleanupErr6ASSERT_VIOLATIONMEMORY_FREE, ldv_kobject_cleanupErr5ASSERT_VIOLATIONMEMORY_FREE, ldv_msg_freeErr1REQUIRES_VIOLATION, ldv_msg_freeErr5ASSERT_VIOLATIONMEMORY_FREE, ldv_msg_freeErr0REQUIRES_VIOLATION, ldv_msg_freeErr2ASSERT_VIOLATIONMEMORY_FREE, ldv_msg_freeErr6ASSERT_VIOLATIONMEMORY_FREE, ldv_msg_freeErr3ASSERT_VIOLATIONMEMORY_FREE, ldv_msg_freeErr7ASSERT_VIOLATIONMEMORY_FREE, ldv_msg_freeErr4ASSERT_VIOLATIONMEMORY_FREE, mainErr0ENSURES_VIOLATIONMEMORY_LEAK, LDV_INIT_LIST_HEADErr0REQUIRES_VIOLATION, LDV_INIT_LIST_HEADErr1REQUIRES_VIOLATION, LDV_INIT_LIST_HEADErr2REQUIRES_VIOLATION, LDV_INIT_LIST_HEADErr3REQUIRES_VIOLATION, ldv_list_delErr0REQUIRES_VIOLATION, ldv_list_delErr1REQUIRES_VIOLATION, ldv_list_delErr2REQUIRES_VIOLATION, ldv_list_delErr3REQUIRES_VIOLATION, __ldv_list_addErr3REQUIRES_VIOLATION, __ldv_list_addErr5REQUIRES_VIOLATION, __ldv_list_addErr4REQUIRES_VIOLATION, __ldv_list_addErr6REQUIRES_VIOLATION, __ldv_list_addErr1REQUIRES_VIOLATION, __ldv_list_addErr0REQUIRES_VIOLATION, __ldv_list_addErr2REQUIRES_VIOLATION, __ldv_list_addErr7REQUIRES_VIOLATION, ldv_dev_set_drvdataErr0REQUIRES_VIOLATION, ldv_dev_set_drvdataErr1REQUIRES_VIOLATION, ldv_atomic_sub_returnErr0REQUIRES_VIOLATION, ldv_atomic_sub_returnErr1REQUIRES_VIOLATION, ldv_atomic_sub_returnErr2REQUIRES_VIOLATION, ldv_atomic_sub_returnErr3REQUIRES_VIOLATION, ldv_list_add_tailErr1REQUIRES_VIOLATION, ldv_list_add_tailErr0REQUIRES_VIOLATION, ldv_dev_get_drvdataErr1REQUIRES_VIOLATION, ldv_dev_get_drvdataErr0REQUIRES_VIOLATION, ldv_msg_allocErr1REQUIRES_VIOLATION, ldv_msg_allocErr0REQUIRES_VIOLATION]=== [2019-01-14 19:23:31,810 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-01-14 19:23:31,810 INFO L82 PathProgramCache]: Analyzing trace with hash 1888157506, now seen corresponding path program 1 times [2019-01-14 19:23:31,811 INFO L223 ckRefinementStrategy]: Switched to mode CVC4_FPBP [2019-01-14 19:23:31,811 INFO L69 tionRefinementEngine]: Using refinement strategy WolfRefinementStrategy No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/cvc4 Starting monitored process 25 with cvc4 --incremental --print-success --lang smt --rewrite-divk (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 25 with cvc4 --incremental --print-success --lang smt --rewrite-divk [2019-01-14 19:23:31,828 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-01-14 19:23:32,189 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-01-14 19:23:32,208 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2019-01-14 19:23:32,217 INFO L478 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 6 treesize of output 5 [2019-01-14 19:23:32,218 INFO L267 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2019-01-14 19:23:32,220 INFO L267 ElimStorePlain]: Start of recursive call 1: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2019-01-14 19:23:32,220 INFO L202 ElimStorePlain]: Needed 2 recursive calls to eliminate 1 variables, input treesize:6, output treesize:5 [2019-01-14 19:23:33,116 INFO L134 CoverageAnalysis]: Checked inductivity of 136 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 136 trivial. 0 not checked. [2019-01-14 19:23:33,116 INFO L312 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2019-01-14 19:23:33,119 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-01-14 19:23:33,119 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [23] imperfect sequences [] total 23 [2019-01-14 19:23:33,119 INFO L459 AbstractCegarLoop]: Interpolant automaton has 24 states [2019-01-14 19:23:33,120 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 24 interpolants. [2019-01-14 19:23:33,120 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=66, Invalid=486, Unknown=0, NotChecked=0, Total=552 [2019-01-14 19:23:33,120 INFO L87 Difference]: Start difference. First operand 146 states and 148 transitions. Second operand 24 states. [2019-01-14 19:23:36,158 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-01-14 19:23:36,158 INFO L93 Difference]: Finished difference Result 156 states and 157 transitions. [2019-01-14 19:23:36,159 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 25 states. [2019-01-14 19:23:36,159 INFO L78 Accepts]: Start accepts. Automaton has 24 states. Word has length 111 [2019-01-14 19:23:36,159 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-01-14 19:23:36,160 INFO L225 Difference]: With dead ends: 156 [2019-01-14 19:23:36,160 INFO L226 Difference]: Without dead ends: 156 [2019-01-14 19:23:36,161 INFO L631 BasicCegarLoop]: 0 DeclaredPredicates, 117 GetRequests, 81 SyntacticMatches, 7 SemanticMatches, 29 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 64 ImplicationChecksByTransitivity, 1.0s TimeCoverageRelationStatistics Valid=101, Invalid=829, Unknown=0, NotChecked=0, Total=930 [2019-01-14 19:23:36,162 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 156 states. [2019-01-14 19:23:36,165 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 156 to 144. [2019-01-14 19:23:36,165 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 144 states. [2019-01-14 19:23:36,166 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 144 states to 144 states and 146 transitions. [2019-01-14 19:23:36,166 INFO L78 Accepts]: Start accepts. Automaton has 144 states and 146 transitions. Word has length 111 [2019-01-14 19:23:36,166 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-01-14 19:23:36,166 INFO L480 AbstractCegarLoop]: Abstraction has 144 states and 146 transitions. [2019-01-14 19:23:36,166 INFO L481 AbstractCegarLoop]: Interpolant automaton has 24 states. [2019-01-14 19:23:36,167 INFO L276 IsEmpty]: Start isEmpty. Operand 144 states and 146 transitions. [2019-01-14 19:23:36,171 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 112 [2019-01-14 19:23:36,171 INFO L394 BasicCegarLoop]: Found error trace [2019-01-14 19:23:36,172 INFO L402 BasicCegarLoop]: trace histogram [16, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-01-14 19:23:36,172 INFO L423 AbstractCegarLoop]: === Iteration 25 === [ldv_kref_initErr0REQUIRES_VIOLATION, ldv_kref_initErr1REQUIRES_VIOLATION, ldv_list_addErr0REQUIRES_VIOLATION, ldv_list_addErr1REQUIRES_VIOLATION, ldv_kobject_createErr0REQUIRES_VIOLATION, ldv_kobject_createErr1REQUIRES_VIOLATION, ldv_destroy_msgsErr3REQUIRES_VIOLATION, ldv_destroy_msgsErr4REQUIRES_VIOLATION, ldv_destroy_msgsErr5REQUIRES_VIOLATION, ldv_destroy_msgsErr0REQUIRES_VIOLATION, ldv_destroy_msgsErr1REQUIRES_VIOLATION, ldv_destroy_msgsErr2REQUIRES_VIOLATION, ldv_msg_fillErr5REQUIRES_VIOLATION, ldv_msg_fillErr4REQUIRES_VIOLATION, ldv_msg_fillErr3REQUIRES_VIOLATION, ldv_msg_fillErr2REQUIRES_VIOLATION, ldv_msg_fillErr1REQUIRES_VIOLATION, ldv_msg_fillErr0REQUIRES_VIOLATION, ldv_atomic_add_returnErr0REQUIRES_VIOLATION, ldv_atomic_add_returnErr1REQUIRES_VIOLATION, ldv_atomic_add_returnErr2REQUIRES_VIOLATION, ldv_atomic_add_returnErr3REQUIRES_VIOLATION, __ldv_list_delErr3REQUIRES_VIOLATION, __ldv_list_delErr1REQUIRES_VIOLATION, __ldv_list_delErr0REQUIRES_VIOLATION, __ldv_list_delErr2REQUIRES_VIOLATION, ldv_kobject_cleanupErr1REQUIRES_VIOLATION, ldv_kobject_cleanupErr7ASSERT_VIOLATIONMEMORY_FREE, ldv_kobject_cleanupErr3ASSERT_VIOLATIONMEMORY_FREE, ldv_kobject_cleanupErr0REQUIRES_VIOLATION, ldv_kobject_cleanupErr4ASSERT_VIOLATIONMEMORY_FREE, ldv_kobject_cleanupErr2ASSERT_VIOLATIONMEMORY_FREE, ldv_kobject_cleanupErr6ASSERT_VIOLATIONMEMORY_FREE, ldv_kobject_cleanupErr5ASSERT_VIOLATIONMEMORY_FREE, ldv_msg_freeErr1REQUIRES_VIOLATION, ldv_msg_freeErr5ASSERT_VIOLATIONMEMORY_FREE, ldv_msg_freeErr0REQUIRES_VIOLATION, ldv_msg_freeErr2ASSERT_VIOLATIONMEMORY_FREE, ldv_msg_freeErr6ASSERT_VIOLATIONMEMORY_FREE, ldv_msg_freeErr3ASSERT_VIOLATIONMEMORY_FREE, ldv_msg_freeErr7ASSERT_VIOLATIONMEMORY_FREE, ldv_msg_freeErr4ASSERT_VIOLATIONMEMORY_FREE, mainErr0ENSURES_VIOLATIONMEMORY_LEAK, LDV_INIT_LIST_HEADErr0REQUIRES_VIOLATION, LDV_INIT_LIST_HEADErr1REQUIRES_VIOLATION, LDV_INIT_LIST_HEADErr2REQUIRES_VIOLATION, LDV_INIT_LIST_HEADErr3REQUIRES_VIOLATION, ldv_list_delErr0REQUIRES_VIOLATION, ldv_list_delErr1REQUIRES_VIOLATION, ldv_list_delErr2REQUIRES_VIOLATION, ldv_list_delErr3REQUIRES_VIOLATION, __ldv_list_addErr3REQUIRES_VIOLATION, __ldv_list_addErr5REQUIRES_VIOLATION, __ldv_list_addErr4REQUIRES_VIOLATION, __ldv_list_addErr6REQUIRES_VIOLATION, __ldv_list_addErr1REQUIRES_VIOLATION, __ldv_list_addErr0REQUIRES_VIOLATION, __ldv_list_addErr2REQUIRES_VIOLATION, __ldv_list_addErr7REQUIRES_VIOLATION, ldv_dev_set_drvdataErr0REQUIRES_VIOLATION, ldv_dev_set_drvdataErr1REQUIRES_VIOLATION, ldv_atomic_sub_returnErr0REQUIRES_VIOLATION, ldv_atomic_sub_returnErr1REQUIRES_VIOLATION, ldv_atomic_sub_returnErr2REQUIRES_VIOLATION, ldv_atomic_sub_returnErr3REQUIRES_VIOLATION, ldv_list_add_tailErr1REQUIRES_VIOLATION, ldv_list_add_tailErr0REQUIRES_VIOLATION, ldv_dev_get_drvdataErr1REQUIRES_VIOLATION, ldv_dev_get_drvdataErr0REQUIRES_VIOLATION, ldv_msg_allocErr1REQUIRES_VIOLATION, ldv_msg_allocErr0REQUIRES_VIOLATION]=== [2019-01-14 19:23:36,172 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-01-14 19:23:36,173 INFO L82 PathProgramCache]: Analyzing trace with hash 1888157507, now seen corresponding path program 1 times [2019-01-14 19:23:36,176 INFO L223 ckRefinementStrategy]: Switched to mode CVC4_FPBP [2019-01-14 19:23:36,176 INFO L69 tionRefinementEngine]: Using refinement strategy WolfRefinementStrategy No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/cvc4 Starting monitored process 26 with cvc4 --incremental --print-success --lang smt --rewrite-divk (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 26 with cvc4 --incremental --print-success --lang smt --rewrite-divk [2019-01-14 19:23:36,200 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-01-14 19:23:36,631 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-01-14 19:23:36,640 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2019-01-14 19:23:36,706 INFO L478 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 6 treesize of output 5 [2019-01-14 19:23:36,707 INFO L267 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2019-01-14 19:23:36,780 INFO L267 ElimStorePlain]: Start of recursive call 1: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2019-01-14 19:23:36,781 INFO L202 ElimStorePlain]: Needed 2 recursive calls to eliminate 1 variables, input treesize:10, output treesize:9 [2019-01-14 19:23:38,609 INFO L134 CoverageAnalysis]: Checked inductivity of 136 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 136 trivial. 0 not checked. [2019-01-14 19:23:38,609 INFO L312 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2019-01-14 19:23:38,612 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-01-14 19:23:38,613 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [23] imperfect sequences [] total 23 [2019-01-14 19:23:38,613 INFO L459 AbstractCegarLoop]: Interpolant automaton has 24 states [2019-01-14 19:23:38,613 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 24 interpolants. [2019-01-14 19:23:38,613 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=64, Invalid=488, Unknown=0, NotChecked=0, Total=552 [2019-01-14 19:23:38,614 INFO L87 Difference]: Start difference. First operand 144 states and 146 transitions. Second operand 24 states. [2019-01-14 19:23:41,667 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-01-14 19:23:41,667 INFO L93 Difference]: Finished difference Result 142 states and 144 transitions. [2019-01-14 19:23:41,668 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 24 states. [2019-01-14 19:23:41,668 INFO L78 Accepts]: Start accepts. Automaton has 24 states. Word has length 111 [2019-01-14 19:23:41,668 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-01-14 19:23:41,669 INFO L225 Difference]: With dead ends: 142 [2019-01-14 19:23:41,669 INFO L226 Difference]: Without dead ends: 142 [2019-01-14 19:23:41,670 INFO L631 BasicCegarLoop]: 0 DeclaredPredicates, 118 GetRequests, 81 SyntacticMatches, 7 SemanticMatches, 30 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 84 ImplicationChecksByTransitivity, 2.1s TimeCoverageRelationStatistics Valid=103, Invalid=889, Unknown=0, NotChecked=0, Total=992 [2019-01-14 19:23:41,670 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 142 states. [2019-01-14 19:23:41,673 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 142 to 142. [2019-01-14 19:23:41,674 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 142 states. [2019-01-14 19:23:41,674 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 142 states to 142 states and 144 transitions. [2019-01-14 19:23:41,674 INFO L78 Accepts]: Start accepts. Automaton has 142 states and 144 transitions. Word has length 111 [2019-01-14 19:23:41,675 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-01-14 19:23:41,675 INFO L480 AbstractCegarLoop]: Abstraction has 142 states and 144 transitions. [2019-01-14 19:23:41,675 INFO L481 AbstractCegarLoop]: Interpolant automaton has 24 states. [2019-01-14 19:23:41,675 INFO L276 IsEmpty]: Start isEmpty. Operand 142 states and 144 transitions. [2019-01-14 19:23:41,676 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 115 [2019-01-14 19:23:41,676 INFO L394 BasicCegarLoop]: Found error trace [2019-01-14 19:23:41,676 INFO L402 BasicCegarLoop]: trace histogram [16, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-01-14 19:23:41,676 INFO L423 AbstractCegarLoop]: === Iteration 26 === [ldv_kref_initErr0REQUIRES_VIOLATION, ldv_kref_initErr1REQUIRES_VIOLATION, ldv_list_addErr0REQUIRES_VIOLATION, ldv_list_addErr1REQUIRES_VIOLATION, ldv_kobject_createErr0REQUIRES_VIOLATION, ldv_kobject_createErr1REQUIRES_VIOLATION, ldv_destroy_msgsErr3REQUIRES_VIOLATION, ldv_destroy_msgsErr4REQUIRES_VIOLATION, ldv_destroy_msgsErr5REQUIRES_VIOLATION, ldv_destroy_msgsErr0REQUIRES_VIOLATION, ldv_destroy_msgsErr1REQUIRES_VIOLATION, ldv_destroy_msgsErr2REQUIRES_VIOLATION, ldv_msg_fillErr5REQUIRES_VIOLATION, ldv_msg_fillErr4REQUIRES_VIOLATION, ldv_msg_fillErr3REQUIRES_VIOLATION, ldv_msg_fillErr2REQUIRES_VIOLATION, ldv_msg_fillErr1REQUIRES_VIOLATION, ldv_msg_fillErr0REQUIRES_VIOLATION, ldv_atomic_add_returnErr0REQUIRES_VIOLATION, ldv_atomic_add_returnErr1REQUIRES_VIOLATION, ldv_atomic_add_returnErr2REQUIRES_VIOLATION, ldv_atomic_add_returnErr3REQUIRES_VIOLATION, __ldv_list_delErr3REQUIRES_VIOLATION, __ldv_list_delErr1REQUIRES_VIOLATION, __ldv_list_delErr0REQUIRES_VIOLATION, __ldv_list_delErr2REQUIRES_VIOLATION, ldv_kobject_cleanupErr1REQUIRES_VIOLATION, ldv_kobject_cleanupErr7ASSERT_VIOLATIONMEMORY_FREE, ldv_kobject_cleanupErr3ASSERT_VIOLATIONMEMORY_FREE, ldv_kobject_cleanupErr0REQUIRES_VIOLATION, ldv_kobject_cleanupErr4ASSERT_VIOLATIONMEMORY_FREE, ldv_kobject_cleanupErr2ASSERT_VIOLATIONMEMORY_FREE, ldv_kobject_cleanupErr6ASSERT_VIOLATIONMEMORY_FREE, ldv_kobject_cleanupErr5ASSERT_VIOLATIONMEMORY_FREE, ldv_msg_freeErr1REQUIRES_VIOLATION, ldv_msg_freeErr5ASSERT_VIOLATIONMEMORY_FREE, ldv_msg_freeErr0REQUIRES_VIOLATION, ldv_msg_freeErr2ASSERT_VIOLATIONMEMORY_FREE, ldv_msg_freeErr6ASSERT_VIOLATIONMEMORY_FREE, ldv_msg_freeErr3ASSERT_VIOLATIONMEMORY_FREE, ldv_msg_freeErr7ASSERT_VIOLATIONMEMORY_FREE, ldv_msg_freeErr4ASSERT_VIOLATIONMEMORY_FREE, mainErr0ENSURES_VIOLATIONMEMORY_LEAK, LDV_INIT_LIST_HEADErr0REQUIRES_VIOLATION, LDV_INIT_LIST_HEADErr1REQUIRES_VIOLATION, LDV_INIT_LIST_HEADErr2REQUIRES_VIOLATION, LDV_INIT_LIST_HEADErr3REQUIRES_VIOLATION, ldv_list_delErr0REQUIRES_VIOLATION, ldv_list_delErr1REQUIRES_VIOLATION, ldv_list_delErr2REQUIRES_VIOLATION, ldv_list_delErr3REQUIRES_VIOLATION, __ldv_list_addErr3REQUIRES_VIOLATION, __ldv_list_addErr5REQUIRES_VIOLATION, __ldv_list_addErr4REQUIRES_VIOLATION, __ldv_list_addErr6REQUIRES_VIOLATION, __ldv_list_addErr1REQUIRES_VIOLATION, __ldv_list_addErr0REQUIRES_VIOLATION, __ldv_list_addErr2REQUIRES_VIOLATION, __ldv_list_addErr7REQUIRES_VIOLATION, ldv_dev_set_drvdataErr0REQUIRES_VIOLATION, ldv_dev_set_drvdataErr1REQUIRES_VIOLATION, ldv_atomic_sub_returnErr0REQUIRES_VIOLATION, ldv_atomic_sub_returnErr1REQUIRES_VIOLATION, ldv_atomic_sub_returnErr2REQUIRES_VIOLATION, ldv_atomic_sub_returnErr3REQUIRES_VIOLATION, ldv_list_add_tailErr1REQUIRES_VIOLATION, ldv_list_add_tailErr0REQUIRES_VIOLATION, ldv_dev_get_drvdataErr1REQUIRES_VIOLATION, ldv_dev_get_drvdataErr0REQUIRES_VIOLATION, ldv_msg_allocErr1REQUIRES_VIOLATION, ldv_msg_allocErr0REQUIRES_VIOLATION]=== [2019-01-14 19:23:41,676 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-01-14 19:23:41,677 INFO L82 PathProgramCache]: Analyzing trace with hash -1086160194, now seen corresponding path program 1 times [2019-01-14 19:23:41,682 INFO L223 ckRefinementStrategy]: Switched to mode CVC4_FPBP [2019-01-14 19:23:41,682 INFO L69 tionRefinementEngine]: Using refinement strategy WolfRefinementStrategy No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/cvc4 Starting monitored process 27 with cvc4 --incremental --print-success --lang smt --rewrite-divk (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 27 with cvc4 --incremental --print-success --lang smt --rewrite-divk [2019-01-14 19:23:41,699 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-01-14 19:23:42,232 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-01-14 19:23:42,255 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2019-01-14 19:23:43,110 INFO L134 CoverageAnalysis]: Checked inductivity of 136 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 136 trivial. 0 not checked. [2019-01-14 19:23:43,110 INFO L312 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2019-01-14 19:23:43,113 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-01-14 19:23:43,113 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [20] imperfect sequences [] total 20 [2019-01-14 19:23:43,114 INFO L459 AbstractCegarLoop]: Interpolant automaton has 21 states [2019-01-14 19:23:43,114 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 21 interpolants. [2019-01-14 19:23:43,114 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=57, Invalid=363, Unknown=0, NotChecked=0, Total=420 [2019-01-14 19:23:43,114 INFO L87 Difference]: Start difference. First operand 142 states and 144 transitions. Second operand 21 states. [2019-01-14 19:23:45,134 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-01-14 19:23:45,134 INFO L93 Difference]: Finished difference Result 141 states and 143 transitions. [2019-01-14 19:23:45,136 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 21 states. [2019-01-14 19:23:45,136 INFO L78 Accepts]: Start accepts. Automaton has 21 states. Word has length 114 [2019-01-14 19:23:45,136 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-01-14 19:23:45,137 INFO L225 Difference]: With dead ends: 141 [2019-01-14 19:23:45,137 INFO L226 Difference]: Without dead ends: 141 [2019-01-14 19:23:45,138 INFO L631 BasicCegarLoop]: 0 DeclaredPredicates, 120 GetRequests, 87 SyntacticMatches, 7 SemanticMatches, 26 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 54 ImplicationChecksByTransitivity, 1.0s TimeCoverageRelationStatistics Valid=92, Invalid=664, Unknown=0, NotChecked=0, Total=756 [2019-01-14 19:23:45,138 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 141 states. [2019-01-14 19:23:45,142 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 141 to 141. [2019-01-14 19:23:45,142 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 141 states. [2019-01-14 19:23:45,142 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 141 states to 141 states and 143 transitions. [2019-01-14 19:23:45,143 INFO L78 Accepts]: Start accepts. Automaton has 141 states and 143 transitions. Word has length 114 [2019-01-14 19:23:45,143 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-01-14 19:23:45,143 INFO L480 AbstractCegarLoop]: Abstraction has 141 states and 143 transitions. [2019-01-14 19:23:45,143 INFO L481 AbstractCegarLoop]: Interpolant automaton has 21 states. [2019-01-14 19:23:45,143 INFO L276 IsEmpty]: Start isEmpty. Operand 141 states and 143 transitions. [2019-01-14 19:23:45,146 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 118 [2019-01-14 19:23:45,146 INFO L394 BasicCegarLoop]: Found error trace [2019-01-14 19:23:45,146 INFO L402 BasicCegarLoop]: trace histogram [16, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-01-14 19:23:45,147 INFO L423 AbstractCegarLoop]: === Iteration 27 === [ldv_kref_initErr0REQUIRES_VIOLATION, ldv_kref_initErr1REQUIRES_VIOLATION, ldv_list_addErr0REQUIRES_VIOLATION, ldv_list_addErr1REQUIRES_VIOLATION, ldv_kobject_createErr0REQUIRES_VIOLATION, ldv_kobject_createErr1REQUIRES_VIOLATION, ldv_destroy_msgsErr3REQUIRES_VIOLATION, ldv_destroy_msgsErr4REQUIRES_VIOLATION, ldv_destroy_msgsErr5REQUIRES_VIOLATION, ldv_destroy_msgsErr0REQUIRES_VIOLATION, ldv_destroy_msgsErr1REQUIRES_VIOLATION, ldv_destroy_msgsErr2REQUIRES_VIOLATION, ldv_msg_fillErr5REQUIRES_VIOLATION, ldv_msg_fillErr4REQUIRES_VIOLATION, ldv_msg_fillErr3REQUIRES_VIOLATION, ldv_msg_fillErr2REQUIRES_VIOLATION, ldv_msg_fillErr1REQUIRES_VIOLATION, ldv_msg_fillErr0REQUIRES_VIOLATION, ldv_atomic_add_returnErr0REQUIRES_VIOLATION, ldv_atomic_add_returnErr1REQUIRES_VIOLATION, ldv_atomic_add_returnErr2REQUIRES_VIOLATION, ldv_atomic_add_returnErr3REQUIRES_VIOLATION, __ldv_list_delErr3REQUIRES_VIOLATION, __ldv_list_delErr1REQUIRES_VIOLATION, __ldv_list_delErr0REQUIRES_VIOLATION, __ldv_list_delErr2REQUIRES_VIOLATION, ldv_kobject_cleanupErr1REQUIRES_VIOLATION, ldv_kobject_cleanupErr7ASSERT_VIOLATIONMEMORY_FREE, ldv_kobject_cleanupErr3ASSERT_VIOLATIONMEMORY_FREE, ldv_kobject_cleanupErr0REQUIRES_VIOLATION, ldv_kobject_cleanupErr4ASSERT_VIOLATIONMEMORY_FREE, ldv_kobject_cleanupErr2ASSERT_VIOLATIONMEMORY_FREE, ldv_kobject_cleanupErr6ASSERT_VIOLATIONMEMORY_FREE, ldv_kobject_cleanupErr5ASSERT_VIOLATIONMEMORY_FREE, ldv_msg_freeErr1REQUIRES_VIOLATION, ldv_msg_freeErr5ASSERT_VIOLATIONMEMORY_FREE, ldv_msg_freeErr0REQUIRES_VIOLATION, ldv_msg_freeErr2ASSERT_VIOLATIONMEMORY_FREE, ldv_msg_freeErr6ASSERT_VIOLATIONMEMORY_FREE, ldv_msg_freeErr3ASSERT_VIOLATIONMEMORY_FREE, ldv_msg_freeErr7ASSERT_VIOLATIONMEMORY_FREE, ldv_msg_freeErr4ASSERT_VIOLATIONMEMORY_FREE, mainErr0ENSURES_VIOLATIONMEMORY_LEAK, LDV_INIT_LIST_HEADErr0REQUIRES_VIOLATION, LDV_INIT_LIST_HEADErr1REQUIRES_VIOLATION, LDV_INIT_LIST_HEADErr2REQUIRES_VIOLATION, LDV_INIT_LIST_HEADErr3REQUIRES_VIOLATION, ldv_list_delErr0REQUIRES_VIOLATION, ldv_list_delErr1REQUIRES_VIOLATION, ldv_list_delErr2REQUIRES_VIOLATION, ldv_list_delErr3REQUIRES_VIOLATION, __ldv_list_addErr3REQUIRES_VIOLATION, __ldv_list_addErr5REQUIRES_VIOLATION, __ldv_list_addErr4REQUIRES_VIOLATION, __ldv_list_addErr6REQUIRES_VIOLATION, __ldv_list_addErr1REQUIRES_VIOLATION, __ldv_list_addErr0REQUIRES_VIOLATION, __ldv_list_addErr2REQUIRES_VIOLATION, __ldv_list_addErr7REQUIRES_VIOLATION, ldv_dev_set_drvdataErr0REQUIRES_VIOLATION, ldv_dev_set_drvdataErr1REQUIRES_VIOLATION, ldv_atomic_sub_returnErr0REQUIRES_VIOLATION, ldv_atomic_sub_returnErr1REQUIRES_VIOLATION, ldv_atomic_sub_returnErr2REQUIRES_VIOLATION, ldv_atomic_sub_returnErr3REQUIRES_VIOLATION, ldv_list_add_tailErr1REQUIRES_VIOLATION, ldv_list_add_tailErr0REQUIRES_VIOLATION, ldv_dev_get_drvdataErr1REQUIRES_VIOLATION, ldv_dev_get_drvdataErr0REQUIRES_VIOLATION, ldv_msg_allocErr1REQUIRES_VIOLATION, ldv_msg_allocErr0REQUIRES_VIOLATION]=== [2019-01-14 19:23:45,148 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-01-14 19:23:45,148 INFO L82 PathProgramCache]: Analyzing trace with hash 485588454, now seen corresponding path program 1 times [2019-01-14 19:23:45,148 INFO L223 ckRefinementStrategy]: Switched to mode CVC4_FPBP [2019-01-14 19:23:45,148 INFO L69 tionRefinementEngine]: Using refinement strategy WolfRefinementStrategy No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/cvc4 Starting monitored process 28 with cvc4 --incremental --print-success --lang smt --rewrite-divk (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 28 with cvc4 --incremental --print-success --lang smt --rewrite-divk [2019-01-14 19:23:45,173 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-01-14 19:23:45,686 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-01-14 19:23:45,725 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2019-01-14 19:23:45,779 INFO L478 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 13 treesize of output 10 [2019-01-14 19:23:45,783 INFO L478 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 10 treesize of output 9 [2019-01-14 19:23:45,783 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2019-01-14 19:23:45,788 INFO L267 ElimStorePlain]: Start of recursive call 2: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2019-01-14 19:23:45,796 INFO L267 ElimStorePlain]: Start of recursive call 1: 1 dim-2 vars, End of recursive call: and 1 xjuncts. [2019-01-14 19:23:45,797 INFO L202 ElimStorePlain]: Needed 3 recursive calls to eliminate 1 variables, input treesize:17, output treesize:13 [2019-01-14 19:23:45,835 INFO L478 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 25 treesize of output 20 [2019-01-14 19:23:45,841 INFO L701 Elim1Store]: detected not equals via solver [2019-01-14 19:23:45,842 INFO L478 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 20 treesize of output 27 [2019-01-14 19:23:45,843 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2019-01-14 19:23:45,858 INFO L267 ElimStorePlain]: Start of recursive call 2: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2019-01-14 19:23:45,874 INFO L267 ElimStorePlain]: Start of recursive call 1: 1 dim-2 vars, End of recursive call: and 1 xjuncts. [2019-01-14 19:23:45,874 INFO L202 ElimStorePlain]: Needed 3 recursive calls to eliminate 1 variables, input treesize:28, output treesize:24 [2019-01-14 19:23:46,013 INFO L478 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 36 treesize of output 29 [2019-01-14 19:23:46,050 INFO L701 Elim1Store]: detected not equals via solver [2019-01-14 19:23:46,078 INFO L701 Elim1Store]: detected not equals via solver [2019-01-14 19:23:46,100 INFO L701 Elim1Store]: detected not equals via solver [2019-01-14 19:23:46,102 INFO L478 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 3 disjoint index pairs (out of 1 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 29 treesize of output 52 [2019-01-14 19:23:46,103 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2019-01-14 19:23:46,196 INFO L267 ElimStorePlain]: Start of recursive call 2: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2019-01-14 19:23:46,219 INFO L267 ElimStorePlain]: Start of recursive call 1: 1 dim-2 vars, End of recursive call: and 1 xjuncts. [2019-01-14 19:23:46,219 INFO L202 ElimStorePlain]: Needed 3 recursive calls to eliminate 1 variables, input treesize:39, output treesize:35 [2019-01-14 19:23:46,275 INFO L478 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 47 treesize of output 38 [2019-01-14 19:23:46,283 INFO L701 Elim1Store]: detected not equals via solver [2019-01-14 19:23:46,285 INFO L701 Elim1Store]: detected not equals via solver [2019-01-14 19:23:46,288 INFO L701 Elim1Store]: detected not equals via solver [2019-01-14 19:23:46,290 INFO L701 Elim1Store]: detected not equals via solver [2019-01-14 19:23:46,294 INFO L701 Elim1Store]: detected not equals via solver [2019-01-14 19:23:46,296 INFO L701 Elim1Store]: detected not equals via solver [2019-01-14 19:23:46,298 INFO L478 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 3 select indices, 3 select index equivalence classes, 6 disjoint index pairs (out of 3 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 38 treesize of output 85 [2019-01-14 19:23:46,298 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2019-01-14 19:23:46,340 INFO L267 ElimStorePlain]: Start of recursive call 2: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2019-01-14 19:23:46,375 INFO L267 ElimStorePlain]: Start of recursive call 1: 1 dim-2 vars, End of recursive call: and 1 xjuncts. [2019-01-14 19:23:46,375 INFO L202 ElimStorePlain]: Needed 3 recursive calls to eliminate 1 variables, input treesize:50, output treesize:46 [2019-01-14 19:23:46,467 INFO L478 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 58 treesize of output 47 [2019-01-14 19:23:46,479 INFO L701 Elim1Store]: detected not equals via solver [2019-01-14 19:23:46,482 INFO L701 Elim1Store]: detected not equals via solver [2019-01-14 19:23:46,485 INFO L701 Elim1Store]: detected not equals via solver [2019-01-14 19:23:46,488 INFO L701 Elim1Store]: detected not equals via solver [2019-01-14 19:23:46,490 INFO L701 Elim1Store]: detected not equals via solver [2019-01-14 19:23:46,494 INFO L701 Elim1Store]: detected not equals via solver [2019-01-14 19:23:46,496 INFO L701 Elim1Store]: detected not equals via solver [2019-01-14 19:23:46,498 INFO L701 Elim1Store]: detected not equals via solver [2019-01-14 19:23:46,501 INFO L701 Elim1Store]: detected not equals via solver [2019-01-14 19:23:46,503 INFO L701 Elim1Store]: detected not equals via solver [2019-01-14 19:23:46,504 INFO L478 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 4 select indices, 4 select index equivalence classes, 10 disjoint index pairs (out of 6 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 47 treesize of output 126 [2019-01-14 19:23:46,505 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2019-01-14 19:23:46,573 INFO L267 ElimStorePlain]: Start of recursive call 2: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2019-01-14 19:23:46,615 INFO L267 ElimStorePlain]: Start of recursive call 1: 1 dim-2 vars, End of recursive call: and 1 xjuncts. [2019-01-14 19:23:46,616 INFO L202 ElimStorePlain]: Needed 3 recursive calls to eliminate 1 variables, input treesize:61, output treesize:57 [2019-01-14 19:23:46,747 INFO L478 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 69 treesize of output 56 [2019-01-14 19:23:46,760 INFO L701 Elim1Store]: detected not equals via solver [2019-01-14 19:23:46,763 INFO L701 Elim1Store]: detected not equals via solver [2019-01-14 19:23:46,765 INFO L701 Elim1Store]: detected not equals via solver [2019-01-14 19:23:46,770 INFO L701 Elim1Store]: detected not equals via solver [2019-01-14 19:23:46,772 INFO L701 Elim1Store]: detected not equals via solver [2019-01-14 19:23:46,775 INFO L701 Elim1Store]: detected not equals via solver [2019-01-14 19:23:46,778 INFO L701 Elim1Store]: detected not equals via solver [2019-01-14 19:23:46,781 INFO L701 Elim1Store]: detected not equals via solver [2019-01-14 19:23:46,784 INFO L701 Elim1Store]: detected not equals via solver [2019-01-14 19:23:46,786 INFO L701 Elim1Store]: detected not equals via solver [2019-01-14 19:23:46,789 INFO L701 Elim1Store]: detected not equals via solver [2019-01-14 19:23:46,792 INFO L701 Elim1Store]: detected not equals via solver [2019-01-14 19:23:46,794 INFO L701 Elim1Store]: detected not equals via solver [2019-01-14 19:23:46,796 INFO L701 Elim1Store]: detected not equals via solver [2019-01-14 19:23:46,799 INFO L701 Elim1Store]: detected not equals via solver [2019-01-14 19:23:46,801 INFO L478 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 5 select indices, 5 select index equivalence classes, 15 disjoint index pairs (out of 10 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 56 treesize of output 175 [2019-01-14 19:23:46,802 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2019-01-14 19:23:46,906 INFO L267 ElimStorePlain]: Start of recursive call 2: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2019-01-14 19:23:46,965 INFO L267 ElimStorePlain]: Start of recursive call 1: 1 dim-2 vars, End of recursive call: and 1 xjuncts. [2019-01-14 19:23:46,966 INFO L202 ElimStorePlain]: Needed 3 recursive calls to eliminate 1 variables, input treesize:72, output treesize:68 [2019-01-14 19:23:47,104 INFO L478 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 80 treesize of output 65 [2019-01-14 19:23:47,112 INFO L701 Elim1Store]: detected not equals via solver [2019-01-14 19:23:47,115 INFO L701 Elim1Store]: detected not equals via solver [2019-01-14 19:23:47,118 INFO L701 Elim1Store]: detected not equals via solver [2019-01-14 19:23:47,121 INFO L701 Elim1Store]: detected not equals via solver [2019-01-14 19:23:47,124 INFO L701 Elim1Store]: detected not equals via solver [2019-01-14 19:23:47,127 INFO L701 Elim1Store]: detected not equals via solver [2019-01-14 19:23:47,129 INFO L701 Elim1Store]: detected not equals via solver [2019-01-14 19:23:47,132 INFO L701 Elim1Store]: detected not equals via solver [2019-01-14 19:23:47,135 INFO L701 Elim1Store]: detected not equals via solver [2019-01-14 19:23:47,138 INFO L701 Elim1Store]: detected not equals via solver [2019-01-14 19:23:47,141 INFO L701 Elim1Store]: detected not equals via solver [2019-01-14 19:23:47,144 INFO L701 Elim1Store]: detected not equals via solver [2019-01-14 19:23:47,147 INFO L701 Elim1Store]: detected not equals via solver [2019-01-14 19:23:47,149 INFO L701 Elim1Store]: detected not equals via solver [2019-01-14 19:23:47,152 INFO L701 Elim1Store]: detected not equals via solver [2019-01-14 19:23:47,165 INFO L701 Elim1Store]: detected not equals via solver [2019-01-14 19:23:47,168 INFO L701 Elim1Store]: detected not equals via solver [2019-01-14 19:23:47,171 INFO L701 Elim1Store]: detected not equals via solver [2019-01-14 19:23:47,174 INFO L701 Elim1Store]: detected not equals via solver [2019-01-14 19:23:47,176 INFO L701 Elim1Store]: detected not equals via solver [2019-01-14 19:23:47,179 INFO L701 Elim1Store]: detected not equals via solver [2019-01-14 19:23:47,182 INFO L478 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 6 select indices, 6 select index equivalence classes, 21 disjoint index pairs (out of 15 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 65 treesize of output 232 [2019-01-14 19:23:47,183 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2019-01-14 19:23:47,336 INFO L267 ElimStorePlain]: Start of recursive call 2: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2019-01-14 19:23:47,403 INFO L267 ElimStorePlain]: Start of recursive call 1: 1 dim-2 vars, End of recursive call: and 1 xjuncts. [2019-01-14 19:23:47,404 INFO L202 ElimStorePlain]: Needed 3 recursive calls to eliminate 1 variables, input treesize:83, output treesize:79 [2019-01-14 19:23:47,575 INFO L478 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 91 treesize of output 74 [2019-01-14 19:23:47,592 INFO L701 Elim1Store]: detected not equals via solver [2019-01-14 19:23:47,595 INFO L701 Elim1Store]: detected not equals via solver [2019-01-14 19:23:47,598 INFO L701 Elim1Store]: detected not equals via solver [2019-01-14 19:23:47,602 INFO L701 Elim1Store]: detected not equals via solver [2019-01-14 19:23:47,605 INFO L701 Elim1Store]: detected not equals via solver [2019-01-14 19:23:47,608 INFO L701 Elim1Store]: detected not equals via solver [2019-01-14 19:23:47,611 INFO L701 Elim1Store]: detected not equals via solver [2019-01-14 19:23:47,616 INFO L701 Elim1Store]: detected not equals via solver [2019-01-14 19:23:47,619 INFO L701 Elim1Store]: detected not equals via solver [2019-01-14 19:23:47,622 INFO L701 Elim1Store]: detected not equals via solver [2019-01-14 19:23:47,625 INFO L701 Elim1Store]: detected not equals via solver [2019-01-14 19:23:47,629 INFO L701 Elim1Store]: detected not equals via solver [2019-01-14 19:23:47,632 INFO L701 Elim1Store]: detected not equals via solver [2019-01-14 19:23:47,635 INFO L701 Elim1Store]: detected not equals via solver [2019-01-14 19:23:47,639 INFO L701 Elim1Store]: detected not equals via solver [2019-01-14 19:23:47,642 INFO L701 Elim1Store]: detected not equals via solver [2019-01-14 19:23:47,645 INFO L701 Elim1Store]: detected not equals via solver [2019-01-14 19:23:47,648 INFO L701 Elim1Store]: detected not equals via solver [2019-01-14 19:23:47,651 INFO L701 Elim1Store]: detected not equals via solver [2019-01-14 19:23:47,654 INFO L701 Elim1Store]: detected not equals via solver [2019-01-14 19:23:47,658 INFO L701 Elim1Store]: detected not equals via solver [2019-01-14 19:23:47,661 INFO L701 Elim1Store]: detected not equals via solver [2019-01-14 19:23:47,664 INFO L701 Elim1Store]: detected not equals via solver [2019-01-14 19:23:47,667 INFO L701 Elim1Store]: detected not equals via solver [2019-01-14 19:23:47,671 INFO L701 Elim1Store]: detected not equals via solver [2019-01-14 19:23:47,675 INFO L701 Elim1Store]: detected not equals via solver [2019-01-14 19:23:47,678 INFO L701 Elim1Store]: detected not equals via solver [2019-01-14 19:23:47,682 INFO L701 Elim1Store]: detected not equals via solver [2019-01-14 19:23:47,683 INFO L303 Elim1Store]: Index analysis took 105 ms [2019-01-14 19:23:47,684 INFO L478 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 7 select indices, 7 select index equivalence classes, 28 disjoint index pairs (out of 21 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 74 treesize of output 297 [2019-01-14 19:23:47,686 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2019-01-14 19:23:47,938 INFO L267 ElimStorePlain]: Start of recursive call 2: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2019-01-14 19:23:48,020 INFO L267 ElimStorePlain]: Start of recursive call 1: 1 dim-2 vars, End of recursive call: and 1 xjuncts. [2019-01-14 19:23:48,020 INFO L202 ElimStorePlain]: Needed 3 recursive calls to eliminate 1 variables, input treesize:94, output treesize:90 [2019-01-14 19:23:48,215 INFO L478 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 102 treesize of output 83 [2019-01-14 19:23:48,227 INFO L701 Elim1Store]: detected not equals via solver [2019-01-14 19:23:48,230 INFO L701 Elim1Store]: detected not equals via solver [2019-01-14 19:23:48,234 INFO L701 Elim1Store]: detected not equals via solver [2019-01-14 19:23:48,238 INFO L701 Elim1Store]: detected not equals via solver [2019-01-14 19:23:48,242 INFO L701 Elim1Store]: detected not equals via solver [2019-01-14 19:23:48,246 INFO L701 Elim1Store]: detected not equals via solver [2019-01-14 19:23:48,249 INFO L701 Elim1Store]: detected not equals via solver [2019-01-14 19:23:48,253 INFO L701 Elim1Store]: detected not equals via solver [2019-01-14 19:23:48,256 INFO L701 Elim1Store]: detected not equals via solver [2019-01-14 19:23:48,260 INFO L701 Elim1Store]: detected not equals via solver [2019-01-14 19:23:48,263 INFO L701 Elim1Store]: detected not equals via solver [2019-01-14 19:23:48,267 INFO L701 Elim1Store]: detected not equals via solver [2019-01-14 19:23:48,270 INFO L701 Elim1Store]: detected not equals via solver [2019-01-14 19:23:48,273 INFO L701 Elim1Store]: detected not equals via solver [2019-01-14 19:23:48,277 INFO L701 Elim1Store]: detected not equals via solver [2019-01-14 19:23:48,280 INFO L701 Elim1Store]: detected not equals via solver [2019-01-14 19:23:48,284 INFO L701 Elim1Store]: detected not equals via solver [2019-01-14 19:23:48,288 INFO L701 Elim1Store]: detected not equals via solver [2019-01-14 19:23:48,292 INFO L701 Elim1Store]: detected not equals via solver [2019-01-14 19:23:48,296 INFO L701 Elim1Store]: detected not equals via solver [2019-01-14 19:23:48,300 INFO L701 Elim1Store]: detected not equals via solver [2019-01-14 19:23:48,305 INFO L701 Elim1Store]: detected not equals via solver [2019-01-14 19:23:48,309 INFO L701 Elim1Store]: detected not equals via solver [2019-01-14 19:23:48,313 INFO L701 Elim1Store]: detected not equals via solver [2019-01-14 19:23:48,316 INFO L701 Elim1Store]: detected not equals via solver [2019-01-14 19:23:48,319 INFO L701 Elim1Store]: detected not equals via solver [2019-01-14 19:23:48,322 INFO L701 Elim1Store]: detected not equals via solver [2019-01-14 19:23:48,326 INFO L701 Elim1Store]: detected not equals via solver [2019-01-14 19:23:48,330 INFO L701 Elim1Store]: detected not equals via solver [2019-01-14 19:23:48,333 INFO L701 Elim1Store]: detected not equals via solver [2019-01-14 19:23:48,336 INFO L701 Elim1Store]: detected not equals via solver [2019-01-14 19:23:48,340 INFO L701 Elim1Store]: detected not equals via solver [2019-01-14 19:23:48,343 INFO L701 Elim1Store]: detected not equals via solver [2019-01-14 19:23:48,346 INFO L701 Elim1Store]: detected not equals via solver [2019-01-14 19:23:48,350 INFO L701 Elim1Store]: detected not equals via solver [2019-01-14 19:23:48,353 INFO L701 Elim1Store]: detected not equals via solver [2019-01-14 19:23:48,354 INFO L303 Elim1Store]: Index analysis took 136 ms [2019-01-14 19:23:48,356 INFO L478 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 8 select indices, 8 select index equivalence classes, 36 disjoint index pairs (out of 28 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 83 treesize of output 370 [2019-01-14 19:23:48,357 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2019-01-14 19:23:48,684 INFO L267 ElimStorePlain]: Start of recursive call 2: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2019-01-14 19:23:48,782 INFO L267 ElimStorePlain]: Start of recursive call 1: 1 dim-2 vars, End of recursive call: and 1 xjuncts. [2019-01-14 19:23:48,782 INFO L202 ElimStorePlain]: Needed 3 recursive calls to eliminate 1 variables, input treesize:105, output treesize:101 [2019-01-14 19:23:49,039 INFO L478 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 113 treesize of output 92 [2019-01-14 19:23:49,090 INFO L701 Elim1Store]: detected not equals via solver [2019-01-14 19:23:49,114 INFO L701 Elim1Store]: detected not equals via solver [2019-01-14 19:23:49,144 INFO L701 Elim1Store]: detected not equals via solver [2019-01-14 19:23:49,154 INFO L701 Elim1Store]: detected not equals via solver [2019-01-14 19:23:49,159 INFO L701 Elim1Store]: detected not equals via solver [2019-01-14 19:23:49,162 INFO L701 Elim1Store]: detected not equals via solver [2019-01-14 19:23:49,166 INFO L701 Elim1Store]: detected not equals via solver [2019-01-14 19:23:49,170 INFO L701 Elim1Store]: detected not equals via solver [2019-01-14 19:23:49,173 INFO L701 Elim1Store]: detected not equals via solver [2019-01-14 19:23:49,177 INFO L701 Elim1Store]: detected not equals via solver [2019-01-14 19:23:49,181 INFO L701 Elim1Store]: detected not equals via solver [2019-01-14 19:23:49,185 INFO L701 Elim1Store]: detected not equals via solver [2019-01-14 19:23:49,189 INFO L701 Elim1Store]: detected not equals via solver [2019-01-14 19:23:49,193 INFO L701 Elim1Store]: detected not equals via solver [2019-01-14 19:23:49,197 INFO L701 Elim1Store]: detected not equals via solver [2019-01-14 19:23:49,201 INFO L701 Elim1Store]: detected not equals via solver [2019-01-14 19:23:49,205 INFO L701 Elim1Store]: detected not equals via solver [2019-01-14 19:23:49,208 INFO L701 Elim1Store]: detected not equals via solver [2019-01-14 19:23:49,212 INFO L701 Elim1Store]: detected not equals via solver [2019-01-14 19:23:49,216 INFO L701 Elim1Store]: detected not equals via solver [2019-01-14 19:23:49,220 INFO L701 Elim1Store]: detected not equals via solver [2019-01-14 19:23:49,223 INFO L701 Elim1Store]: detected not equals via solver [2019-01-14 19:23:49,228 INFO L701 Elim1Store]: detected not equals via solver [2019-01-14 19:23:49,232 INFO L701 Elim1Store]: detected not equals via solver [2019-01-14 19:23:49,235 INFO L701 Elim1Store]: detected not equals via solver [2019-01-14 19:23:49,239 INFO L701 Elim1Store]: detected not equals via solver [2019-01-14 19:23:49,242 INFO L701 Elim1Store]: detected not equals via solver [2019-01-14 19:23:49,246 INFO L701 Elim1Store]: detected not equals via solver [2019-01-14 19:23:49,250 INFO L701 Elim1Store]: detected not equals via solver [2019-01-14 19:23:49,254 INFO L701 Elim1Store]: detected not equals via solver [2019-01-14 19:23:49,258 INFO L701 Elim1Store]: detected not equals via solver [2019-01-14 19:23:49,262 INFO L701 Elim1Store]: detected not equals via solver [2019-01-14 19:23:49,265 INFO L701 Elim1Store]: detected not equals via solver [2019-01-14 19:23:49,269 INFO L701 Elim1Store]: detected not equals via solver [2019-01-14 19:23:49,273 INFO L701 Elim1Store]: detected not equals via solver [2019-01-14 19:23:49,277 INFO L701 Elim1Store]: detected not equals via solver [2019-01-14 19:23:49,280 INFO L701 Elim1Store]: detected not equals via solver [2019-01-14 19:23:49,284 INFO L701 Elim1Store]: detected not equals via solver [2019-01-14 19:23:49,289 INFO L701 Elim1Store]: detected not equals via solver [2019-01-14 19:23:49,293 INFO L701 Elim1Store]: detected not equals via solver [2019-01-14 19:23:49,297 INFO L701 Elim1Store]: detected not equals via solver [2019-01-14 19:23:49,300 INFO L701 Elim1Store]: detected not equals via solver [2019-01-14 19:23:49,304 INFO L701 Elim1Store]: detected not equals via solver [2019-01-14 19:23:49,307 INFO L701 Elim1Store]: detected not equals via solver [2019-01-14 19:23:49,311 INFO L701 Elim1Store]: detected not equals via solver [2019-01-14 19:23:49,312 INFO L303 Elim1Store]: Index analysis took 270 ms [2019-01-14 19:23:49,314 INFO L478 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 9 select indices, 9 select index equivalence classes, 45 disjoint index pairs (out of 36 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 92 treesize of output 451 [2019-01-14 19:23:49,316 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2019-01-14 19:23:49,722 INFO L267 ElimStorePlain]: Start of recursive call 2: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2019-01-14 19:23:49,848 INFO L267 ElimStorePlain]: Start of recursive call 1: 1 dim-2 vars, End of recursive call: and 1 xjuncts. [2019-01-14 19:23:49,848 INFO L202 ElimStorePlain]: Needed 3 recursive calls to eliminate 1 variables, input treesize:116, output treesize:112 [2019-01-14 19:23:50,113 WARN L181 SmtUtils]: Spent 114.00 ms on a formula simplification that was a NOOP. DAG size: 49 [2019-01-14 19:23:50,144 INFO L478 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 124 treesize of output 101 [2019-01-14 19:23:50,163 INFO L701 Elim1Store]: detected not equals via solver [2019-01-14 19:23:50,167 INFO L701 Elim1Store]: detected not equals via solver [2019-01-14 19:23:50,171 INFO L701 Elim1Store]: detected not equals via solver [2019-01-14 19:23:50,175 INFO L701 Elim1Store]: detected not equals via solver [2019-01-14 19:23:50,179 INFO L701 Elim1Store]: detected not equals via solver [2019-01-14 19:23:50,183 INFO L701 Elim1Store]: detected not equals via solver [2019-01-14 19:23:50,187 INFO L701 Elim1Store]: detected not equals via solver [2019-01-14 19:23:50,191 INFO L701 Elim1Store]: detected not equals via solver [2019-01-14 19:23:50,195 INFO L701 Elim1Store]: detected not equals via solver [2019-01-14 19:23:50,200 INFO L701 Elim1Store]: detected not equals via solver [2019-01-14 19:23:50,204 INFO L701 Elim1Store]: detected not equals via solver [2019-01-14 19:23:50,208 INFO L701 Elim1Store]: detected not equals via solver [2019-01-14 19:23:50,212 INFO L701 Elim1Store]: detected not equals via solver [2019-01-14 19:23:50,215 INFO L701 Elim1Store]: detected not equals via solver [2019-01-14 19:23:50,219 INFO L701 Elim1Store]: detected not equals via solver [2019-01-14 19:23:50,224 INFO L701 Elim1Store]: detected not equals via solver [2019-01-14 19:23:50,228 INFO L701 Elim1Store]: detected not equals via solver [2019-01-14 19:23:50,232 INFO L701 Elim1Store]: detected not equals via solver [2019-01-14 19:23:50,236 INFO L701 Elim1Store]: detected not equals via solver [2019-01-14 19:23:50,240 INFO L701 Elim1Store]: detected not equals via solver [2019-01-14 19:23:50,243 INFO L701 Elim1Store]: detected not equals via solver [2019-01-14 19:23:50,248 INFO L701 Elim1Store]: detected not equals via solver [2019-01-14 19:23:50,252 INFO L701 Elim1Store]: detected not equals via solver [2019-01-14 19:23:50,256 INFO L701 Elim1Store]: detected not equals via solver [2019-01-14 19:23:50,260 INFO L701 Elim1Store]: detected not equals via solver [2019-01-14 19:23:50,264 INFO L701 Elim1Store]: detected not equals via solver [2019-01-14 19:23:50,268 INFO L701 Elim1Store]: detected not equals via solver [2019-01-14 19:23:50,272 INFO L701 Elim1Store]: detected not equals via solver [2019-01-14 19:23:50,276 INFO L701 Elim1Store]: detected not equals via solver [2019-01-14 19:23:50,280 INFO L701 Elim1Store]: detected not equals via solver [2019-01-14 19:23:50,285 INFO L701 Elim1Store]: detected not equals via solver [2019-01-14 19:23:50,289 INFO L701 Elim1Store]: detected not equals via solver [2019-01-14 19:23:50,293 INFO L701 Elim1Store]: detected not equals via solver [2019-01-14 19:23:50,296 INFO L701 Elim1Store]: detected not equals via solver [2019-01-14 19:23:50,301 INFO L701 Elim1Store]: detected not equals via solver [2019-01-14 19:23:50,304 INFO L701 Elim1Store]: detected not equals via solver [2019-01-14 19:23:50,309 INFO L701 Elim1Store]: detected not equals via solver [2019-01-14 19:23:50,314 INFO L701 Elim1Store]: detected not equals via solver [2019-01-14 19:23:50,318 INFO L701 Elim1Store]: detected not equals via solver [2019-01-14 19:23:50,323 INFO L701 Elim1Store]: detected not equals via solver [2019-01-14 19:23:50,327 INFO L701 Elim1Store]: detected not equals via solver [2019-01-14 19:23:50,331 INFO L701 Elim1Store]: detected not equals via solver [2019-01-14 19:23:50,334 INFO L701 Elim1Store]: detected not equals via solver [2019-01-14 19:23:50,338 INFO L701 Elim1Store]: detected not equals via solver [2019-01-14 19:23:50,342 INFO L701 Elim1Store]: detected not equals via solver [2019-01-14 19:23:50,346 INFO L701 Elim1Store]: detected not equals via solver [2019-01-14 19:23:50,350 INFO L701 Elim1Store]: detected not equals via solver [2019-01-14 19:23:50,354 INFO L701 Elim1Store]: detected not equals via solver [2019-01-14 19:23:50,358 INFO L701 Elim1Store]: detected not equals via solver [2019-01-14 19:23:50,362 INFO L701 Elim1Store]: detected not equals via solver [2019-01-14 19:23:50,366 INFO L701 Elim1Store]: detected not equals via solver [2019-01-14 19:23:50,400 INFO L701 Elim1Store]: detected not equals via solver [2019-01-14 19:23:50,405 INFO L701 Elim1Store]: detected not equals via solver [2019-01-14 19:23:50,409 INFO L701 Elim1Store]: detected not equals via solver [2019-01-14 19:23:50,413 INFO L701 Elim1Store]: detected not equals via solver [2019-01-14 19:23:50,415 INFO L303 Elim1Store]: Index analysis took 268 ms [2019-01-14 19:23:50,417 INFO L478 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 10 select indices, 10 select index equivalence classes, 55 disjoint index pairs (out of 45 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 101 treesize of output 540 [2019-01-14 19:23:50,419 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2019-01-14 19:23:50,947 INFO L267 ElimStorePlain]: Start of recursive call 2: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2019-01-14 19:23:51,076 INFO L267 ElimStorePlain]: Start of recursive call 1: 1 dim-2 vars, End of recursive call: and 1 xjuncts. [2019-01-14 19:23:51,076 INFO L202 ElimStorePlain]: Needed 3 recursive calls to eliminate 1 variables, input treesize:127, output treesize:123 [2019-01-14 19:23:51,383 WARN L181 SmtUtils]: Spent 135.00 ms on a formula simplification that was a NOOP. DAG size: 53 [2019-01-14 19:23:51,433 INFO L478 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 135 treesize of output 110 [2019-01-14 19:23:51,480 INFO L701 Elim1Store]: detected not equals via solver [2019-01-14 19:23:51,491 INFO L701 Elim1Store]: detected not equals via solver [2019-01-14 19:23:51,496 INFO L701 Elim1Store]: detected not equals via solver [2019-01-14 19:23:51,502 INFO L701 Elim1Store]: detected not equals via solver [2019-01-14 19:23:51,507 INFO L701 Elim1Store]: detected not equals via solver [2019-01-14 19:23:51,511 INFO L701 Elim1Store]: detected not equals via solver [2019-01-14 19:23:51,516 INFO L701 Elim1Store]: detected not equals via solver [2019-01-14 19:23:51,521 INFO L701 Elim1Store]: detected not equals via solver [2019-01-14 19:23:51,526 INFO L701 Elim1Store]: detected not equals via solver [2019-01-14 19:23:51,530 INFO L701 Elim1Store]: detected not equals via solver [2019-01-14 19:23:51,536 INFO L701 Elim1Store]: detected not equals via solver [2019-01-14 19:23:51,541 INFO L701 Elim1Store]: detected not equals via solver [2019-01-14 19:23:51,546 INFO L701 Elim1Store]: detected not equals via solver [2019-01-14 19:23:51,552 INFO L701 Elim1Store]: detected not equals via solver [2019-01-14 19:23:51,557 INFO L701 Elim1Store]: detected not equals via solver [2019-01-14 19:23:51,562 INFO L701 Elim1Store]: detected not equals via solver [2019-01-14 19:23:51,566 INFO L701 Elim1Store]: detected not equals via solver [2019-01-14 19:23:51,571 INFO L701 Elim1Store]: detected not equals via solver [2019-01-14 19:23:51,575 INFO L701 Elim1Store]: detected not equals via solver [2019-01-14 19:23:51,580 INFO L701 Elim1Store]: detected not equals via solver [2019-01-14 19:23:51,585 INFO L701 Elim1Store]: detected not equals via solver [2019-01-14 19:23:51,590 INFO L701 Elim1Store]: detected not equals via solver [2019-01-14 19:23:51,595 INFO L701 Elim1Store]: detected not equals via solver [2019-01-14 19:23:51,602 INFO L701 Elim1Store]: detected not equals via solver [2019-01-14 19:23:51,628 INFO L701 Elim1Store]: detected not equals via solver [2019-01-14 19:23:51,634 INFO L701 Elim1Store]: detected not equals via solver [2019-01-14 19:23:51,639 INFO L701 Elim1Store]: detected not equals via solver [2019-01-14 19:23:51,644 INFO L701 Elim1Store]: detected not equals via solver [2019-01-14 19:23:51,650 INFO L701 Elim1Store]: detected not equals via solver [2019-01-14 19:23:51,655 INFO L701 Elim1Store]: detected not equals via solver [2019-01-14 19:23:51,660 INFO L701 Elim1Store]: detected not equals via solver [2019-01-14 19:23:51,665 INFO L701 Elim1Store]: detected not equals via solver [2019-01-14 19:23:51,671 INFO L701 Elim1Store]: detected not equals via solver [2019-01-14 19:23:51,675 INFO L701 Elim1Store]: detected not equals via solver [2019-01-14 19:23:51,680 INFO L701 Elim1Store]: detected not equals via solver [2019-01-14 19:23:51,685 INFO L701 Elim1Store]: detected not equals via solver [2019-01-14 19:23:51,690 INFO L701 Elim1Store]: detected not equals via solver [2019-01-14 19:23:51,694 INFO L701 Elim1Store]: detected not equals via solver [2019-01-14 19:23:51,699 INFO L701 Elim1Store]: detected not equals via solver [2019-01-14 19:23:51,704 INFO L701 Elim1Store]: detected not equals via solver [2019-01-14 19:23:51,708 INFO L701 Elim1Store]: detected not equals via solver [2019-01-14 19:23:51,713 INFO L701 Elim1Store]: detected not equals via solver [2019-01-14 19:23:51,717 INFO L701 Elim1Store]: detected not equals via solver [2019-01-14 19:23:51,722 INFO L701 Elim1Store]: detected not equals via solver [2019-01-14 19:23:51,727 INFO L701 Elim1Store]: detected not equals via solver [2019-01-14 19:23:51,731 INFO L701 Elim1Store]: detected not equals via solver [2019-01-14 19:23:51,735 INFO L701 Elim1Store]: detected not equals via solver [2019-01-14 19:23:51,741 INFO L701 Elim1Store]: detected not equals via solver [2019-01-14 19:23:51,745 INFO L701 Elim1Store]: detected not equals via solver [2019-01-14 19:23:51,750 INFO L701 Elim1Store]: detected not equals via solver [2019-01-14 19:23:51,755 INFO L701 Elim1Store]: detected not equals via solver [2019-01-14 19:23:51,761 INFO L701 Elim1Store]: detected not equals via solver [2019-01-14 19:23:51,766 INFO L701 Elim1Store]: detected not equals via solver [2019-01-14 19:23:51,771 INFO L701 Elim1Store]: detected not equals via solver [2019-01-14 19:23:51,776 INFO L701 Elim1Store]: detected not equals via solver [2019-01-14 19:23:51,780 INFO L701 Elim1Store]: detected not equals via solver [2019-01-14 19:23:51,784 INFO L701 Elim1Store]: detected not equals via solver [2019-01-14 19:23:51,789 INFO L701 Elim1Store]: detected not equals via solver [2019-01-14 19:23:51,793 INFO L701 Elim1Store]: detected not equals via solver [2019-01-14 19:23:51,798 INFO L701 Elim1Store]: detected not equals via solver [2019-01-14 19:23:51,802 INFO L701 Elim1Store]: detected not equals via solver [2019-01-14 19:23:51,807 INFO L701 Elim1Store]: detected not equals via solver [2019-01-14 19:23:51,811 INFO L701 Elim1Store]: detected not equals via solver [2019-01-14 19:23:51,816 INFO L701 Elim1Store]: detected not equals via solver [2019-01-14 19:23:51,821 INFO L701 Elim1Store]: detected not equals via solver [2019-01-14 19:23:51,826 INFO L701 Elim1Store]: detected not equals via solver [2019-01-14 19:23:51,828 INFO L303 Elim1Store]: Index analysis took 391 ms [2019-01-14 19:23:51,831 INFO L478 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 11 select indices, 11 select index equivalence classes, 66 disjoint index pairs (out of 55 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 110 treesize of output 637 [2019-01-14 19:23:51,834 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2019-01-14 19:23:52,526 INFO L267 ElimStorePlain]: Start of recursive call 2: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2019-01-14 19:23:52,682 INFO L267 ElimStorePlain]: Start of recursive call 1: 1 dim-2 vars, End of recursive call: and 1 xjuncts. [2019-01-14 19:23:52,683 INFO L202 ElimStorePlain]: Needed 3 recursive calls to eliminate 1 variables, input treesize:138, output treesize:134 [2019-01-14 19:23:53,032 WARN L181 SmtUtils]: Spent 155.00 ms on a formula simplification that was a NOOP. DAG size: 57 [2019-01-14 19:23:53,063 INFO L478 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 146 treesize of output 119 [2019-01-14 19:23:53,079 INFO L701 Elim1Store]: detected not equals via solver [2019-01-14 19:23:53,083 INFO L701 Elim1Store]: detected not equals via solver [2019-01-14 19:23:53,088 INFO L701 Elim1Store]: detected not equals via solver [2019-01-14 19:23:53,092 INFO L701 Elim1Store]: detected not equals via solver [2019-01-14 19:23:53,097 INFO L701 Elim1Store]: detected not equals via solver [2019-01-14 19:23:53,102 INFO L701 Elim1Store]: detected not equals via solver [2019-01-14 19:23:53,107 INFO L701 Elim1Store]: detected not equals via solver [2019-01-14 19:23:53,111 INFO L701 Elim1Store]: detected not equals via solver [2019-01-14 19:23:53,116 INFO L701 Elim1Store]: detected not equals via solver [2019-01-14 19:23:53,120 INFO L701 Elim1Store]: detected not equals via solver [2019-01-14 19:23:53,125 INFO L701 Elim1Store]: detected not equals via solver [2019-01-14 19:23:53,130 INFO L701 Elim1Store]: detected not equals via solver [2019-01-14 19:23:53,134 INFO L701 Elim1Store]: detected not equals via solver [2019-01-14 19:23:53,140 INFO L701 Elim1Store]: detected not equals via solver [2019-01-14 19:23:53,144 INFO L701 Elim1Store]: detected not equals via solver [2019-01-14 19:23:53,149 INFO L701 Elim1Store]: detected not equals via solver [2019-01-14 19:23:53,154 INFO L701 Elim1Store]: detected not equals via solver [2019-01-14 19:23:53,158 INFO L701 Elim1Store]: detected not equals via solver [2019-01-14 19:23:53,162 INFO L701 Elim1Store]: detected not equals via solver [2019-01-14 19:23:53,167 INFO L701 Elim1Store]: detected not equals via solver [2019-01-14 19:23:53,171 INFO L701 Elim1Store]: detected not equals via solver [2019-01-14 19:23:53,176 INFO L701 Elim1Store]: detected not equals via solver [2019-01-14 19:23:53,181 INFO L701 Elim1Store]: detected not equals via solver [2019-01-14 19:23:53,185 INFO L701 Elim1Store]: detected not equals via solver [2019-01-14 19:23:53,190 INFO L701 Elim1Store]: detected not equals via solver [2019-01-14 19:23:53,195 INFO L701 Elim1Store]: detected not equals via solver [2019-01-14 19:23:53,199 INFO L701 Elim1Store]: detected not equals via solver [2019-01-14 19:23:53,204 INFO L701 Elim1Store]: detected not equals via solver [2019-01-14 19:23:53,208 INFO L701 Elim1Store]: detected not equals via solver [2019-01-14 19:23:53,213 INFO L701 Elim1Store]: detected not equals via solver [2019-01-14 19:23:53,217 INFO L701 Elim1Store]: detected not equals via solver [2019-01-14 19:23:53,222 INFO L701 Elim1Store]: detected not equals via solver [2019-01-14 19:23:53,227 INFO L701 Elim1Store]: detected not equals via solver [2019-01-14 19:23:53,231 INFO L701 Elim1Store]: detected not equals via solver [2019-01-14 19:23:53,236 INFO L701 Elim1Store]: detected not equals via solver [2019-01-14 19:23:53,240 INFO L701 Elim1Store]: detected not equals via solver [2019-01-14 19:23:53,246 INFO L701 Elim1Store]: detected not equals via solver [2019-01-14 19:23:53,251 INFO L701 Elim1Store]: detected not equals via solver [2019-01-14 19:23:53,255 INFO L701 Elim1Store]: detected not equals via solver [2019-01-14 19:23:53,259 INFO L701 Elim1Store]: detected not equals via solver [2019-01-14 19:23:53,264 INFO L701 Elim1Store]: detected not equals via solver [2019-01-14 19:23:53,268 INFO L701 Elim1Store]: detected not equals via solver [2019-01-14 19:23:53,273 INFO L701 Elim1Store]: detected not equals via solver [2019-01-14 19:23:53,277 INFO L701 Elim1Store]: detected not equals via solver [2019-01-14 19:23:53,282 INFO L701 Elim1Store]: detected not equals via solver [2019-01-14 19:23:53,287 INFO L701 Elim1Store]: detected not equals via solver [2019-01-14 19:23:53,291 INFO L701 Elim1Store]: detected not equals via solver [2019-01-14 19:23:53,295 INFO L701 Elim1Store]: detected not equals via solver [2019-01-14 19:23:53,300 INFO L701 Elim1Store]: detected not equals via solver [2019-01-14 19:23:53,304 INFO L701 Elim1Store]: detected not equals via solver [2019-01-14 19:23:53,309 INFO L701 Elim1Store]: detected not equals via solver [2019-01-14 19:23:53,314 INFO L701 Elim1Store]: detected not equals via solver [2019-01-14 19:23:53,318 INFO L701 Elim1Store]: detected not equals via solver [2019-01-14 19:23:53,323 INFO L701 Elim1Store]: detected not equals via solver [2019-01-14 19:23:53,327 INFO L701 Elim1Store]: detected not equals via solver [2019-01-14 19:23:53,332 INFO L701 Elim1Store]: detected not equals via solver [2019-01-14 19:23:53,336 INFO L701 Elim1Store]: detected not equals via solver [2019-01-14 19:23:53,341 INFO L701 Elim1Store]: detected not equals via solver [2019-01-14 19:23:53,345 INFO L701 Elim1Store]: detected not equals via solver [2019-01-14 19:23:53,350 INFO L701 Elim1Store]: detected not equals via solver [2019-01-14 19:23:53,354 INFO L701 Elim1Store]: detected not equals via solver [2019-01-14 19:23:53,359 INFO L701 Elim1Store]: detected not equals via solver [2019-01-14 19:23:53,363 INFO L701 Elim1Store]: detected not equals via solver [2019-01-14 19:23:53,368 INFO L701 Elim1Store]: detected not equals via solver [2019-01-14 19:23:53,372 INFO L701 Elim1Store]: detected not equals via solver [2019-01-14 19:23:53,377 INFO L701 Elim1Store]: detected not equals via solver [2019-01-14 19:23:53,381 INFO L701 Elim1Store]: detected not equals via solver [2019-01-14 19:23:53,386 INFO L701 Elim1Store]: detected not equals via solver [2019-01-14 19:23:53,391 INFO L701 Elim1Store]: detected not equals via solver [2019-01-14 19:23:53,396 INFO L701 Elim1Store]: detected not equals via solver [2019-01-14 19:23:53,400 INFO L701 Elim1Store]: detected not equals via solver [2019-01-14 19:23:53,405 INFO L701 Elim1Store]: detected not equals via solver [2019-01-14 19:23:53,409 INFO L701 Elim1Store]: detected not equals via solver [2019-01-14 19:23:53,414 INFO L701 Elim1Store]: detected not equals via solver [2019-01-14 19:23:53,418 INFO L701 Elim1Store]: detected not equals via solver [2019-01-14 19:23:53,422 INFO L701 Elim1Store]: detected not equals via solver [2019-01-14 19:23:53,427 INFO L701 Elim1Store]: detected not equals via solver [2019-01-14 19:23:53,432 INFO L701 Elim1Store]: detected not equals via solver [2019-01-14 19:23:53,433 INFO L303 Elim1Store]: Index analysis took 366 ms [2019-01-14 19:23:53,436 INFO L478 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 12 select indices, 12 select index equivalence classes, 78 disjoint index pairs (out of 66 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 119 treesize of output 742 [2019-01-14 19:23:53,438 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2019-01-14 19:23:54,391 INFO L267 ElimStorePlain]: Start of recursive call 2: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2019-01-14 19:23:54,571 INFO L267 ElimStorePlain]: Start of recursive call 1: 1 dim-2 vars, End of recursive call: and 1 xjuncts. [2019-01-14 19:23:54,571 INFO L202 ElimStorePlain]: Needed 3 recursive calls to eliminate 1 variables, input treesize:149, output treesize:145 [2019-01-14 19:23:54,971 WARN L181 SmtUtils]: Spent 182.00 ms on a formula simplification that was a NOOP. DAG size: 61 [2019-01-14 19:23:55,028 INFO L478 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 157 treesize of output 128 [2019-01-14 19:23:55,069 INFO L701 Elim1Store]: detected not equals via solver [2019-01-14 19:23:55,082 INFO L701 Elim1Store]: detected not equals via solver [2019-01-14 19:23:55,096 INFO L701 Elim1Store]: detected not equals via solver [2019-01-14 19:23:55,113 INFO L701 Elim1Store]: detected not equals via solver [2019-01-14 19:23:55,131 INFO L701 Elim1Store]: detected not equals via solver [2019-01-14 19:23:55,150 INFO L701 Elim1Store]: detected not equals via solver [2019-01-14 19:23:55,172 INFO L701 Elim1Store]: detected not equals via solver [2019-01-14 19:23:55,189 INFO L701 Elim1Store]: detected not equals via solver [2019-01-14 19:23:55,211 INFO L701 Elim1Store]: detected not equals via solver [2019-01-14 19:23:55,233 INFO L701 Elim1Store]: detected not equals via solver [2019-01-14 19:23:55,252 INFO L701 Elim1Store]: detected not equals via solver [2019-01-14 19:23:55,271 INFO L701 Elim1Store]: detected not equals via solver [2019-01-14 19:23:55,290 INFO L701 Elim1Store]: detected not equals via solver [2019-01-14 19:23:55,308 INFO L701 Elim1Store]: detected not equals via solver [2019-01-14 19:23:55,323 INFO L701 Elim1Store]: detected not equals via solver [2019-01-14 19:23:55,337 INFO L701 Elim1Store]: detected not equals via solver [2019-01-14 19:23:55,358 INFO L701 Elim1Store]: detected not equals via solver [2019-01-14 19:23:55,372 INFO L701 Elim1Store]: detected not equals via solver [2019-01-14 19:23:55,392 INFO L701 Elim1Store]: detected not equals via solver [2019-01-14 19:23:55,413 INFO L701 Elim1Store]: detected not equals via solver [2019-01-14 19:23:55,428 INFO L701 Elim1Store]: detected not equals via solver [2019-01-14 19:23:55,446 INFO L701 Elim1Store]: detected not equals via solver [2019-01-14 19:23:55,465 INFO L701 Elim1Store]: detected not equals via solver [2019-01-14 19:23:55,481 INFO L701 Elim1Store]: detected not equals via solver [2019-01-14 19:23:55,495 INFO L701 Elim1Store]: detected not equals via solver [2019-01-14 19:23:55,517 INFO L701 Elim1Store]: detected not equals via solver [2019-01-14 19:23:55,531 INFO L701 Elim1Store]: detected not equals via solver [2019-01-14 19:23:55,549 INFO L701 Elim1Store]: detected not equals via solver [2019-01-14 19:23:55,568 INFO L701 Elim1Store]: detected not equals via solver [2019-01-14 19:23:55,583 INFO L701 Elim1Store]: detected not equals via solver [2019-01-14 19:23:55,601 INFO L701 Elim1Store]: detected not equals via solver [2019-01-14 19:23:55,616 INFO L701 Elim1Store]: detected not equals via solver [2019-01-14 19:23:55,637 INFO L701 Elim1Store]: detected not equals via solver [2019-01-14 19:23:55,656 INFO L701 Elim1Store]: detected not equals via solver [2019-01-14 19:23:55,674 INFO L701 Elim1Store]: detected not equals via solver [2019-01-14 19:23:55,692 INFO L701 Elim1Store]: detected not equals via solver [2019-01-14 19:23:55,704 INFO L701 Elim1Store]: detected not equals via solver [2019-01-14 19:23:55,725 INFO L701 Elim1Store]: detected not equals via solver [2019-01-14 19:23:55,741 INFO L701 Elim1Store]: detected not equals via solver [2019-01-14 19:23:55,758 INFO L701 Elim1Store]: detected not equals via solver [2019-01-14 19:23:55,765 INFO L701 Elim1Store]: detected not equals via solver [2019-01-14 19:23:55,785 INFO L701 Elim1Store]: detected not equals via solver [2019-01-14 19:23:55,807 INFO L701 Elim1Store]: detected not equals via solver [2019-01-14 19:23:55,821 INFO L701 Elim1Store]: detected not equals via solver [2019-01-14 19:23:55,839 INFO L701 Elim1Store]: detected not equals via solver [2019-01-14 19:23:55,860 INFO L701 Elim1Store]: detected not equals via solver [2019-01-14 19:23:55,870 INFO L701 Elim1Store]: detected not equals via solver [2019-01-14 19:23:55,887 INFO L701 Elim1Store]: detected not equals via solver [2019-01-14 19:23:55,897 INFO L701 Elim1Store]: detected not equals via solver [2019-01-14 19:23:55,918 INFO L701 Elim1Store]: detected not equals via solver [2019-01-14 19:23:55,930 INFO L701 Elim1Store]: detected not equals via solver [2019-01-14 19:23:55,943 INFO L701 Elim1Store]: detected not equals via solver [2019-01-14 19:23:55,964 INFO L701 Elim1Store]: detected not equals via solver [2019-01-14 19:23:55,981 INFO L701 Elim1Store]: detected not equals via solver [2019-01-14 19:23:55,991 INFO L701 Elim1Store]: detected not equals via solver [2019-01-14 19:23:56,009 INFO L701 Elim1Store]: detected not equals via solver [2019-01-14 19:23:56,031 INFO L701 Elim1Store]: detected not equals via solver [2019-01-14 19:23:56,052 INFO L701 Elim1Store]: detected not equals via solver [2019-01-14 19:23:56,073 INFO L701 Elim1Store]: detected not equals via solver [2019-01-14 19:23:56,092 INFO L701 Elim1Store]: detected not equals via solver [2019-01-14 19:23:56,112 INFO L701 Elim1Store]: detected not equals via solver [2019-01-14 19:23:56,131 INFO L701 Elim1Store]: detected not equals via solver [2019-01-14 19:23:56,135 INFO L701 Elim1Store]: detected not equals via solver [2019-01-14 19:23:56,156 INFO L701 Elim1Store]: detected not equals via solver [2019-01-14 19:23:56,173 INFO L701 Elim1Store]: detected not equals via solver [2019-01-14 19:23:56,193 INFO L701 Elim1Store]: detected not equals via solver [2019-01-14 19:23:56,210 INFO L701 Elim1Store]: detected not equals via solver [2019-01-14 19:23:56,227 INFO L701 Elim1Store]: detected not equals via solver [2019-01-14 19:23:56,248 INFO L701 Elim1Store]: detected not equals via solver [2019-01-14 19:23:56,263 INFO L701 Elim1Store]: detected not equals via solver [2019-01-14 19:23:56,278 INFO L701 Elim1Store]: detected not equals via solver [2019-01-14 19:23:56,294 INFO L701 Elim1Store]: detected not equals via solver [2019-01-14 19:23:56,309 INFO L701 Elim1Store]: detected not equals via solver [2019-01-14 19:23:56,329 INFO L701 Elim1Store]: detected not equals via solver [2019-01-14 19:23:56,349 INFO L701 Elim1Store]: detected not equals via solver [2019-01-14 19:23:56,369 INFO L701 Elim1Store]: detected not equals via solver [2019-01-14 19:23:56,382 INFO L701 Elim1Store]: detected not equals via solver [2019-01-14 19:23:56,401 INFO L701 Elim1Store]: detected not equals via solver [2019-01-14 19:23:56,422 INFO L701 Elim1Store]: detected not equals via solver [2019-01-14 19:23:56,443 INFO L701 Elim1Store]: detected not equals via solver [2019-01-14 19:23:56,455 INFO L701 Elim1Store]: detected not equals via solver [2019-01-14 19:23:56,470 INFO L701 Elim1Store]: detected not equals via solver [2019-01-14 19:23:56,483 INFO L701 Elim1Store]: detected not equals via solver [2019-01-14 19:23:56,500 INFO L701 Elim1Store]: detected not equals via solver [2019-01-14 19:23:56,519 INFO L701 Elim1Store]: detected not equals via solver [2019-01-14 19:23:56,539 INFO L701 Elim1Store]: detected not equals via solver [2019-01-14 19:23:56,554 INFO L701 Elim1Store]: detected not equals via solver [2019-01-14 19:23:56,571 INFO L701 Elim1Store]: detected not equals via solver [2019-01-14 19:23:56,591 INFO L701 Elim1Store]: detected not equals via solver [2019-01-14 19:23:56,611 INFO L701 Elim1Store]: detected not equals via solver [2019-01-14 19:23:56,629 INFO L701 Elim1Store]: detected not equals via solver [2019-01-14 19:23:56,631 INFO L303 Elim1Store]: Index analysis took 1599 ms [2019-01-14 19:23:56,634 INFO L478 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 13 select indices, 13 select index equivalence classes, 91 disjoint index pairs (out of 78 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 128 treesize of output 855 [2019-01-14 19:23:56,636 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2019-01-14 19:23:57,624 INFO L267 ElimStorePlain]: Start of recursive call 2: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2019-01-14 19:23:57,828 INFO L267 ElimStorePlain]: Start of recursive call 1: 1 dim-2 vars, End of recursive call: and 1 xjuncts. [2019-01-14 19:23:57,829 INFO L202 ElimStorePlain]: Needed 3 recursive calls to eliminate 1 variables, input treesize:160, output treesize:156 [2019-01-14 19:23:58,278 WARN L181 SmtUtils]: Spent 201.00 ms on a formula simplification that was a NOOP. DAG size: 65 [2019-01-14 19:23:58,323 INFO L478 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 168 treesize of output 137 [2019-01-14 19:23:58,341 INFO L701 Elim1Store]: detected not equals via solver [2019-01-14 19:23:58,346 INFO L701 Elim1Store]: detected not equals via solver [2019-01-14 19:23:58,353 INFO L701 Elim1Store]: detected not equals via solver [2019-01-14 19:23:58,358 INFO L701 Elim1Store]: detected not equals via solver [2019-01-14 19:23:58,365 INFO L701 Elim1Store]: detected not equals via solver [2019-01-14 19:23:58,370 INFO L701 Elim1Store]: detected not equals via solver [2019-01-14 19:23:58,376 INFO L701 Elim1Store]: detected not equals via solver [2019-01-14 19:23:58,382 INFO L701 Elim1Store]: detected not equals via solver [2019-01-14 19:23:58,389 INFO L701 Elim1Store]: detected not equals via solver [2019-01-14 19:23:58,394 INFO L701 Elim1Store]: detected not equals via solver [2019-01-14 19:23:58,400 INFO L701 Elim1Store]: detected not equals via solver [2019-01-14 19:23:58,405 INFO L701 Elim1Store]: detected not equals via solver [2019-01-14 19:23:58,412 INFO L701 Elim1Store]: detected not equals via solver [2019-01-14 19:23:58,419 INFO L701 Elim1Store]: detected not equals via solver [2019-01-14 19:23:58,424 INFO L701 Elim1Store]: detected not equals via solver [2019-01-14 19:23:58,432 INFO L701 Elim1Store]: detected not equals via solver [2019-01-14 19:23:58,437 INFO L701 Elim1Store]: detected not equals via solver [2019-01-14 19:23:58,443 INFO L701 Elim1Store]: detected not equals via solver [2019-01-14 19:23:58,449 INFO L701 Elim1Store]: detected not equals via solver [2019-01-14 19:23:58,455 INFO L701 Elim1Store]: detected not equals via solver [2019-01-14 19:23:58,461 INFO L701 Elim1Store]: detected not equals via solver [2019-01-14 19:23:58,466 INFO L701 Elim1Store]: detected not equals via solver [2019-01-14 19:23:58,472 INFO L701 Elim1Store]: detected not equals via solver [2019-01-14 19:23:58,478 INFO L701 Elim1Store]: detected not equals via solver [2019-01-14 19:23:58,483 INFO L701 Elim1Store]: detected not equals via solver [2019-01-14 19:23:58,488 INFO L701 Elim1Store]: detected not equals via solver [2019-01-14 19:23:58,494 INFO L701 Elim1Store]: detected not equals via solver [2019-01-14 19:23:58,500 INFO L701 Elim1Store]: detected not equals via solver [2019-01-14 19:23:58,506 INFO L701 Elim1Store]: detected not equals via solver [2019-01-14 19:23:58,512 INFO L701 Elim1Store]: detected not equals via solver [2019-01-14 19:23:58,518 INFO L701 Elim1Store]: detected not equals via solver [2019-01-14 19:23:58,524 INFO L701 Elim1Store]: detected not equals via solver [2019-01-14 19:23:58,529 INFO L701 Elim1Store]: detected not equals via solver [2019-01-14 19:23:58,535 INFO L701 Elim1Store]: detected not equals via solver [2019-01-14 19:23:58,541 INFO L701 Elim1Store]: detected not equals via solver [2019-01-14 19:23:58,547 INFO L701 Elim1Store]: detected not equals via solver [2019-01-14 19:23:58,552 INFO L701 Elim1Store]: detected not equals via solver [2019-01-14 19:23:58,558 INFO L701 Elim1Store]: detected not equals via solver [2019-01-14 19:23:58,564 INFO L701 Elim1Store]: detected not equals via solver [2019-01-14 19:23:58,571 INFO L701 Elim1Store]: detected not equals via solver [2019-01-14 19:23:58,577 INFO L701 Elim1Store]: detected not equals via solver [2019-01-14 19:23:58,582 INFO L701 Elim1Store]: detected not equals via solver [2019-01-14 19:23:58,589 INFO L701 Elim1Store]: detected not equals via solver [2019-01-14 19:23:58,595 INFO L701 Elim1Store]: detected not equals via solver [2019-01-14 19:23:58,601 INFO L701 Elim1Store]: detected not equals via solver [2019-01-14 19:23:58,607 INFO L701 Elim1Store]: detected not equals via solver [2019-01-14 19:23:58,614 INFO L701 Elim1Store]: detected not equals via solver [2019-01-14 19:23:58,620 INFO L701 Elim1Store]: detected not equals via solver [2019-01-14 19:23:58,625 INFO L701 Elim1Store]: detected not equals via solver [2019-01-14 19:23:58,631 INFO L701 Elim1Store]: detected not equals via solver [2019-01-14 19:23:58,636 INFO L701 Elim1Store]: detected not equals via solver [2019-01-14 19:23:58,643 INFO L701 Elim1Store]: detected not equals via solver [2019-01-14 19:23:58,649 INFO L701 Elim1Store]: detected not equals via solver [2019-01-14 19:23:58,654 INFO L701 Elim1Store]: detected not equals via solver [2019-01-14 19:23:58,660 INFO L701 Elim1Store]: detected not equals via solver [2019-01-14 19:23:58,666 INFO L701 Elim1Store]: detected not equals via solver [2019-01-14 19:23:58,673 INFO L701 Elim1Store]: detected not equals via solver [2019-01-14 19:23:58,678 INFO L701 Elim1Store]: detected not equals via solver [2019-01-14 19:23:58,684 INFO L701 Elim1Store]: detected not equals via solver [2019-01-14 19:23:58,690 INFO L701 Elim1Store]: detected not equals via solver [2019-01-14 19:23:58,696 INFO L701 Elim1Store]: detected not equals via solver [2019-01-14 19:23:58,702 INFO L701 Elim1Store]: detected not equals via solver [2019-01-14 19:23:58,707 INFO L701 Elim1Store]: detected not equals via solver [2019-01-14 19:23:58,715 INFO L701 Elim1Store]: detected not equals via solver [2019-01-14 19:23:58,720 INFO L701 Elim1Store]: detected not equals via solver [2019-01-14 19:23:58,727 INFO L701 Elim1Store]: detected not equals via solver [2019-01-14 19:23:58,733 INFO L701 Elim1Store]: detected not equals via solver [2019-01-14 19:23:58,738 INFO L701 Elim1Store]: detected not equals via solver [2019-01-14 19:23:58,744 INFO L701 Elim1Store]: detected not equals via solver [2019-01-14 19:23:58,750 INFO L701 Elim1Store]: detected not equals via solver [2019-01-14 19:23:58,758 INFO L701 Elim1Store]: detected not equals via solver [2019-01-14 19:23:58,764 INFO L701 Elim1Store]: detected not equals via solver [2019-01-14 19:23:58,771 INFO L701 Elim1Store]: detected not equals via solver [2019-01-14 19:23:58,777 INFO L701 Elim1Store]: detected not equals via solver [2019-01-14 19:23:58,785 INFO L701 Elim1Store]: detected not equals via solver [2019-01-14 19:23:58,790 INFO L701 Elim1Store]: detected not equals via solver [2019-01-14 19:23:58,796 INFO L701 Elim1Store]: detected not equals via solver [2019-01-14 19:23:58,802 INFO L701 Elim1Store]: detected not equals via solver [2019-01-14 19:23:58,813 INFO L701 Elim1Store]: detected not equals via solver [2019-01-14 19:23:58,819 INFO L701 Elim1Store]: detected not equals via solver [2019-01-14 19:23:58,825 INFO L701 Elim1Store]: detected not equals via solver [2019-01-14 19:23:58,831 INFO L701 Elim1Store]: detected not equals via solver [2019-01-14 19:23:58,838 INFO L701 Elim1Store]: detected not equals via solver [2019-01-14 19:23:58,843 INFO L701 Elim1Store]: detected not equals via solver [2019-01-14 19:23:58,849 INFO L701 Elim1Store]: detected not equals via solver [2019-01-14 19:23:58,855 INFO L701 Elim1Store]: detected not equals via solver [2019-01-14 19:23:58,861 INFO L701 Elim1Store]: detected not equals via solver [2019-01-14 19:23:58,866 INFO L701 Elim1Store]: detected not equals via solver [2019-01-14 19:23:58,873 INFO L701 Elim1Store]: detected not equals via solver [2019-01-14 19:23:58,879 INFO L701 Elim1Store]: detected not equals via solver [2019-01-14 19:23:58,885 INFO L701 Elim1Store]: detected not equals via solver [2019-01-14 19:23:58,892 INFO L701 Elim1Store]: detected not equals via solver [2019-01-14 19:23:58,900 INFO L701 Elim1Store]: detected not equals via solver [2019-01-14 19:23:58,906 INFO L701 Elim1Store]: detected not equals via solver [2019-01-14 19:23:58,911 INFO L701 Elim1Store]: detected not equals via solver [2019-01-14 19:23:58,918 INFO L701 Elim1Store]: detected not equals via solver [2019-01-14 19:23:58,925 INFO L701 Elim1Store]: detected not equals via solver [2019-01-14 19:23:58,931 INFO L701 Elim1Store]: detected not equals via solver [2019-01-14 19:23:58,940 INFO L701 Elim1Store]: detected not equals via solver [2019-01-14 19:23:58,946 INFO L701 Elim1Store]: detected not equals via solver [2019-01-14 19:23:58,952 INFO L701 Elim1Store]: detected not equals via solver [2019-01-14 19:23:58,959 INFO L701 Elim1Store]: detected not equals via solver [2019-01-14 19:23:58,965 INFO L701 Elim1Store]: detected not equals via solver [2019-01-14 19:23:58,971 INFO L701 Elim1Store]: detected not equals via solver [2019-01-14 19:23:58,977 INFO L701 Elim1Store]: detected not equals via solver [2019-01-14 19:23:58,979 INFO L303 Elim1Store]: Index analysis took 653 ms [2019-01-14 19:23:58,982 INFO L478 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 14 select indices, 14 select index equivalence classes, 105 disjoint index pairs (out of 91 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 137 treesize of output 976 [2019-01-14 19:23:58,985 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2019-01-14 19:24:00,254 INFO L267 ElimStorePlain]: Start of recursive call 2: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2019-01-14 19:24:00,474 INFO L267 ElimStorePlain]: Start of recursive call 1: 1 dim-2 vars, End of recursive call: and 1 xjuncts. [2019-01-14 19:24:00,475 INFO L202 ElimStorePlain]: Needed 3 recursive calls to eliminate 1 variables, input treesize:171, output treesize:167 [2019-01-14 19:24:00,970 WARN L181 SmtUtils]: Spent 224.00 ms on a formula simplification that was a NOOP. DAG size: 69 [2019-01-14 19:24:01,063 INFO L478 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 179 treesize of output 146 [2019-01-14 19:24:01,102 INFO L701 Elim1Store]: detected not equals via solver [2019-01-14 19:24:01,125 INFO L701 Elim1Store]: detected not equals via solver [2019-01-14 19:24:01,149 INFO L701 Elim1Store]: detected not equals via solver [2019-01-14 19:24:01,173 INFO L701 Elim1Store]: detected not equals via solver [2019-01-14 19:24:01,198 INFO L701 Elim1Store]: detected not equals via solver [2019-01-14 19:24:01,218 INFO L701 Elim1Store]: detected not equals via solver [2019-01-14 19:24:01,240 INFO L701 Elim1Store]: detected not equals via solver [2019-01-14 19:24:01,265 INFO L701 Elim1Store]: detected not equals via solver [2019-01-14 19:24:01,287 INFO L701 Elim1Store]: detected not equals via solver [2019-01-14 19:24:01,310 INFO L701 Elim1Store]: detected not equals via solver [2019-01-14 19:24:01,329 INFO L701 Elim1Store]: detected not equals via solver [2019-01-14 19:24:01,336 INFO L701 Elim1Store]: detected not equals via solver [2019-01-14 19:24:01,359 INFO L701 Elim1Store]: detected not equals via solver [2019-01-14 19:24:01,382 INFO L701 Elim1Store]: detected not equals via solver [2019-01-14 19:24:01,404 INFO L701 Elim1Store]: detected not equals via solver [2019-01-14 19:24:01,422 INFO L701 Elim1Store]: detected not equals via solver [2019-01-14 19:24:01,444 INFO L701 Elim1Store]: detected not equals via solver [2019-01-14 19:24:01,465 INFO L701 Elim1Store]: detected not equals via solver [2019-01-14 19:24:01,491 INFO L701 Elim1Store]: detected not equals via solver [2019-01-14 19:24:01,511 INFO L701 Elim1Store]: detected not equals via solver [2019-01-14 19:24:01,536 INFO L701 Elim1Store]: detected not equals via solver [2019-01-14 19:24:01,554 INFO L701 Elim1Store]: detected not equals via solver [2019-01-14 19:24:01,576 INFO L701 Elim1Store]: detected not equals via solver [2019-01-14 19:24:01,592 INFO L701 Elim1Store]: detected not equals via solver [2019-01-14 19:24:01,613 INFO L701 Elim1Store]: detected not equals via solver [2019-01-14 19:24:01,637 INFO L701 Elim1Store]: detected not equals via solver [2019-01-14 19:24:01,660 INFO L701 Elim1Store]: detected not equals via solver [2019-01-14 19:24:01,680 INFO L701 Elim1Store]: detected not equals via solver [2019-01-14 19:24:01,692 INFO L701 Elim1Store]: detected not equals via solver [2019-01-14 19:24:01,717 INFO L701 Elim1Store]: detected not equals via solver [2019-01-14 19:24:01,739 INFO L701 Elim1Store]: detected not equals via solver [2019-01-14 19:24:01,760 INFO L701 Elim1Store]: detected not equals via solver [2019-01-14 19:24:01,772 INFO L701 Elim1Store]: detected not equals via solver [2019-01-14 19:24:01,795 INFO L701 Elim1Store]: detected not equals via solver [2019-01-14 19:24:01,809 INFO L701 Elim1Store]: detected not equals via solver [2019-01-14 19:24:01,820 INFO L701 Elim1Store]: detected not equals via solver [2019-01-14 19:24:01,842 INFO L701 Elim1Store]: detected not equals via solver [2019-01-14 19:24:01,858 INFO L701 Elim1Store]: detected not equals via solver [2019-01-14 19:24:01,883 INFO L701 Elim1Store]: detected not equals via solver [2019-01-14 19:24:01,904 INFO L701 Elim1Store]: detected not equals via solver [2019-01-14 19:24:01,920 INFO L701 Elim1Store]: detected not equals via solver [2019-01-14 19:24:01,935 INFO L701 Elim1Store]: detected not equals via solver [2019-01-14 19:24:01,958 INFO L701 Elim1Store]: detected not equals via solver [2019-01-14 19:24:01,979 INFO L701 Elim1Store]: detected not equals via solver [2019-01-14 19:24:01,998 INFO L701 Elim1Store]: detected not equals via solver [2019-01-14 19:24:02,022 INFO L701 Elim1Store]: detected not equals via solver [2019-01-14 19:24:02,034 INFO L701 Elim1Store]: detected not equals via solver [2019-01-14 19:24:02,052 INFO L701 Elim1Store]: detected not equals via solver [2019-01-14 19:24:02,077 INFO L701 Elim1Store]: detected not equals via solver [2019-01-14 19:24:02,101 INFO L701 Elim1Store]: detected not equals via solver [2019-01-14 19:24:02,125 INFO L701 Elim1Store]: detected not equals via solver [2019-01-14 19:24:02,146 INFO L701 Elim1Store]: detected not equals via solver [2019-01-14 19:24:02,171 INFO L701 Elim1Store]: detected not equals via solver [2019-01-14 19:24:02,191 INFO L701 Elim1Store]: detected not equals via solver [2019-01-14 19:24:02,202 INFO L701 Elim1Store]: detected not equals via solver [2019-01-14 19:24:02,213 INFO L701 Elim1Store]: detected not equals via solver [2019-01-14 19:24:02,226 INFO L701 Elim1Store]: detected not equals via solver [2019-01-14 19:24:02,239 INFO L701 Elim1Store]: detected not equals via solver [2019-01-14 19:24:02,262 INFO L701 Elim1Store]: detected not equals via solver [2019-01-14 19:24:02,283 INFO L701 Elim1Store]: detected not equals via solver [2019-01-14 19:24:02,306 INFO L701 Elim1Store]: detected not equals via solver [2019-01-14 19:24:02,330 INFO L701 Elim1Store]: detected not equals via solver [2019-01-14 19:24:02,355 INFO L701 Elim1Store]: detected not equals via solver [2019-01-14 19:24:02,379 INFO L701 Elim1Store]: detected not equals via solver [2019-01-14 19:24:02,400 INFO L701 Elim1Store]: detected not equals via solver [2019-01-14 19:24:02,421 INFO L701 Elim1Store]: detected not equals via solver [2019-01-14 19:24:02,427 INFO L701 Elim1Store]: detected not equals via solver [2019-01-14 19:24:02,444 INFO L701 Elim1Store]: detected not equals via solver [2019-01-14 19:24:02,468 INFO L701 Elim1Store]: detected not equals via solver [2019-01-14 19:24:02,484 INFO L701 Elim1Store]: detected not equals via solver [2019-01-14 19:24:02,503 INFO L701 Elim1Store]: detected not equals via solver [2019-01-14 19:24:02,527 INFO L701 Elim1Store]: detected not equals via solver [2019-01-14 19:24:02,551 INFO L701 Elim1Store]: detected not equals via solver [2019-01-14 19:24:02,576 INFO L701 Elim1Store]: detected not equals via solver [2019-01-14 19:24:02,597 INFO L701 Elim1Store]: detected not equals via solver [2019-01-14 19:24:02,613 INFO L701 Elim1Store]: detected not equals via solver [2019-01-14 19:24:02,635 INFO L701 Elim1Store]: detected not equals via solver [2019-01-14 19:24:02,655 INFO L701 Elim1Store]: detected not equals via solver [2019-01-14 19:24:02,677 INFO L701 Elim1Store]: detected not equals via solver [2019-01-14 19:24:02,699 INFO L701 Elim1Store]: detected not equals via solver [2019-01-14 19:24:02,715 INFO L701 Elim1Store]: detected not equals via solver [2019-01-14 19:24:02,732 INFO L701 Elim1Store]: detected not equals via solver [2019-01-14 19:24:02,752 INFO L701 Elim1Store]: detected not equals via solver [2019-01-14 19:24:02,770 INFO L701 Elim1Store]: detected not equals via solver [2019-01-14 19:24:02,792 INFO L701 Elim1Store]: detected not equals via solver [2019-01-14 19:24:02,816 INFO L701 Elim1Store]: detected not equals via solver [2019-01-14 19:24:02,840 INFO L701 Elim1Store]: detected not equals via solver [2019-01-14 19:24:02,859 INFO L701 Elim1Store]: detected not equals via solver [2019-01-14 19:24:02,883 INFO L701 Elim1Store]: detected not equals via solver [2019-01-14 19:24:02,904 INFO L701 Elim1Store]: detected not equals via solver [2019-01-14 19:24:02,928 INFO L701 Elim1Store]: detected not equals via solver [2019-01-14 19:24:02,952 INFO L701 Elim1Store]: detected not equals via solver [2019-01-14 19:24:02,957 INFO L701 Elim1Store]: detected not equals via solver [2019-01-14 19:24:02,976 INFO L701 Elim1Store]: detected not equals via solver [2019-01-14 19:24:02,998 INFO L701 Elim1Store]: detected not equals via solver [2019-01-14 19:24:03,016 INFO L701 Elim1Store]: detected not equals via solver [2019-01-14 19:24:03,041 INFO L701 Elim1Store]: detected not equals via solver [2019-01-14 19:24:03,057 INFO L701 Elim1Store]: detected not equals via solver [2019-01-14 19:24:03,068 INFO L701 Elim1Store]: detected not equals via solver [2019-01-14 19:24:03,092 INFO L701 Elim1Store]: detected not equals via solver [2019-01-14 19:24:03,115 INFO L701 Elim1Store]: detected not equals via solver [2019-01-14 19:24:03,141 INFO L701 Elim1Store]: detected not equals via solver [2019-01-14 19:24:03,165 INFO L701 Elim1Store]: detected not equals via solver [2019-01-14 19:24:03,184 INFO L701 Elim1Store]: detected not equals via solver [2019-01-14 19:24:03,206 INFO L701 Elim1Store]: detected not equals via solver [2019-01-14 19:24:03,230 INFO L701 Elim1Store]: detected not equals via solver [2019-01-14 19:24:03,255 INFO L701 Elim1Store]: detected not equals via solver [2019-01-14 19:24:03,280 INFO L701 Elim1Store]: detected not equals via solver [2019-01-14 19:24:03,294 INFO L701 Elim1Store]: detected not equals via solver [2019-01-14 19:24:03,309 INFO L701 Elim1Store]: detected not equals via solver [2019-01-14 19:24:03,329 INFO L701 Elim1Store]: detected not equals via solver [2019-01-14 19:24:03,344 INFO L701 Elim1Store]: detected not equals via solver [2019-01-14 19:24:03,371 INFO L701 Elim1Store]: detected not equals via solver [2019-01-14 19:24:03,395 INFO L701 Elim1Store]: detected not equals via solver [2019-01-14 19:24:03,413 INFO L701 Elim1Store]: detected not equals via solver [2019-01-14 19:24:03,437 INFO L701 Elim1Store]: detected not equals via solver [2019-01-14 19:24:03,452 INFO L701 Elim1Store]: detected not equals via solver [2019-01-14 19:24:03,477 INFO L701 Elim1Store]: detected not equals via solver [2019-01-14 19:24:03,504 INFO L701 Elim1Store]: detected not equals via solver [2019-01-14 19:24:03,523 INFO L701 Elim1Store]: detected not equals via solver [2019-01-14 19:24:03,527 INFO L303 Elim1Store]: Index analysis took 2459 ms [2019-01-14 19:24:03,530 INFO L478 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 15 select indices, 15 select index equivalence classes, 120 disjoint index pairs (out of 105 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 146 treesize of output 1105 [2019-01-14 19:24:03,534 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2019-01-14 19:24:05,148 INFO L267 ElimStorePlain]: Start of recursive call 2: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2019-01-14 19:24:05,399 INFO L267 ElimStorePlain]: Start of recursive call 1: 1 dim-2 vars, End of recursive call: and 1 xjuncts. [2019-01-14 19:24:05,400 INFO L202 ElimStorePlain]: Needed 3 recursive calls to eliminate 1 variables, input treesize:179, output treesize:175 [2019-01-14 19:24:05,994 WARN L181 SmtUtils]: Spent 236.00 ms on a formula simplification that was a NOOP. DAG size: 70 [2019-01-14 19:24:08,885 INFO L267 ElimStorePlain]: Start of recursive call 3: 1 dim-0 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2019-01-14 19:24:08,902 INFO L267 ElimStorePlain]: Start of recursive call 2: 1 dim-1 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2019-01-14 19:24:08,911 INFO L267 ElimStorePlain]: Start of recursive call 1: 1 dim-2 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2019-01-14 19:24:08,911 INFO L202 ElimStorePlain]: Needed 3 recursive calls to eliminate 1 variables, input treesize:42, output treesize:27 [2019-01-14 19:24:10,918 WARN L860 $PredicateComparison]: unable to prove that (exists ((v_DerPreprocessor_2 (_ BitVec 32))) (= |c_#memory_$Pointer$.offset| (store |c_old(#memory_$Pointer$.offset)| |c_ldv_kobject_init_internal_#in~kobj.base| (let ((.cse0 (bvadd |c_ldv_kobject_init_internal_#in~kobj.offset| (_ bv4 32)))) (store (store (store (select |c_old(#memory_$Pointer$.offset)| |c_ldv_kobject_init_internal_#in~kobj.base|) (bvadd |c_ldv_kobject_init_internal_#in~kobj.offset| (_ bv12 32)) v_DerPreprocessor_2) .cse0 .cse0) (bvadd |c_ldv_kobject_init_internal_#in~kobj.offset| (_ bv8 32)) .cse0))))) is different from true [2019-01-14 19:24:12,943 WARN L860 $PredicateComparison]: unable to prove that (exists ((v_DerPreprocessor_2 (_ BitVec 32))) (= (store |c_old(#memory_$Pointer$.offset)| |c_ldv_kobject_init_#in~kobj.base| (let ((.cse0 (bvadd |c_ldv_kobject_init_#in~kobj.offset| (_ bv4 32)))) (store (store (store (select |c_old(#memory_$Pointer$.offset)| |c_ldv_kobject_init_#in~kobj.base|) (bvadd |c_ldv_kobject_init_#in~kobj.offset| (_ bv12 32)) v_DerPreprocessor_2) .cse0 .cse0) (bvadd |c_ldv_kobject_init_#in~kobj.offset| (_ bv8 32)) .cse0))) |c_#memory_$Pointer$.offset|)) is different from true [2019-01-14 19:24:13,161 INFO L701 Elim1Store]: detected not equals via solver [2019-01-14 19:24:13,162 INFO L303 Elim1Store]: Index analysis took 213 ms [2019-01-14 19:24:13,163 INFO L478 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 170 treesize of output 158 [2019-01-14 19:24:13,367 INFO L701 Elim1Store]: detected not equals via solver [2019-01-14 19:24:13,443 INFO L701 Elim1Store]: detected not equals via solver [2019-01-14 19:24:13,522 INFO L701 Elim1Store]: detected not equals via solver [2019-01-14 19:24:13,594 INFO L701 Elim1Store]: detected not equals via solver [2019-01-14 19:24:13,668 INFO L701 Elim1Store]: detected not equals via solver [2019-01-14 19:24:13,744 INFO L701 Elim1Store]: detected not equals via solver [2019-01-14 19:24:13,822 INFO L701 Elim1Store]: detected not equals via solver [2019-01-14 19:24:13,898 INFO L701 Elim1Store]: detected not equals via solver [2019-01-14 19:24:13,975 INFO L701 Elim1Store]: detected not equals via solver [2019-01-14 19:24:14,051 INFO L701 Elim1Store]: detected not equals via solver [2019-01-14 19:24:14,138 INFO L701 Elim1Store]: detected not equals via solver [2019-01-14 19:24:14,206 INFO L701 Elim1Store]: detected not equals via solver [2019-01-14 19:24:14,287 INFO L701 Elim1Store]: detected not equals via solver [2019-01-14 19:24:14,367 INFO L701 Elim1Store]: detected not equals via solver [2019-01-14 19:24:14,440 INFO L701 Elim1Store]: detected not equals via solver [2019-01-14 19:24:14,511 INFO L701 Elim1Store]: detected not equals via solver [2019-01-14 19:24:14,590 INFO L701 Elim1Store]: detected not equals via solver [2019-01-14 19:24:14,662 INFO L701 Elim1Store]: detected not equals via solver [2019-01-14 19:24:14,733 INFO L701 Elim1Store]: detected not equals via solver [2019-01-14 19:24:14,801 INFO L701 Elim1Store]: detected not equals via solver [2019-01-14 19:24:14,873 INFO L701 Elim1Store]: detected not equals via solver [2019-01-14 19:24:14,945 INFO L701 Elim1Store]: detected not equals via solver [2019-01-14 19:24:15,022 INFO L701 Elim1Store]: detected not equals via solver [2019-01-14 19:24:15,089 INFO L701 Elim1Store]: detected not equals via solver [2019-01-14 19:24:15,164 INFO L701 Elim1Store]: detected not equals via solver [2019-01-14 19:24:15,236 INFO L701 Elim1Store]: detected not equals via solver [2019-01-14 19:24:15,306 INFO L701 Elim1Store]: detected not equals via solver [2019-01-14 19:24:15,379 INFO L701 Elim1Store]: detected not equals via solver [2019-01-14 19:24:15,455 INFO L701 Elim1Store]: detected not equals via solver [2019-01-14 19:24:15,519 INFO L701 Elim1Store]: detected not equals via solver [2019-01-14 19:24:15,596 INFO L701 Elim1Store]: detected not equals via solver [2019-01-14 19:24:15,670 INFO L701 Elim1Store]: detected not equals via solver [2019-01-14 19:24:15,747 INFO L701 Elim1Store]: detected not equals via solver [2019-01-14 19:24:15,815 INFO L701 Elim1Store]: detected not equals via solver [2019-01-14 19:24:15,891 INFO L701 Elim1Store]: detected not equals via solver [2019-01-14 19:24:15,966 INFO L701 Elim1Store]: detected not equals via solver [2019-01-14 19:24:16,039 INFO L701 Elim1Store]: detected not equals via solver [2019-01-14 19:24:16,111 INFO L701 Elim1Store]: detected not equals via solver [2019-01-14 19:24:16,166 INFO L701 Elim1Store]: detected not equals via solver [2019-01-14 19:24:16,245 INFO L701 Elim1Store]: detected not equals via solver [2019-01-14 19:24:16,321 INFO L701 Elim1Store]: detected not equals via solver [2019-01-14 19:24:16,398 INFO L701 Elim1Store]: detected not equals via solver [2019-01-14 19:24:16,478 INFO L701 Elim1Store]: detected not equals via solver [2019-01-14 19:24:16,548 INFO L701 Elim1Store]: detected not equals via solver [2019-01-14 19:24:16,624 INFO L701 Elim1Store]: detected not equals via solver [2019-01-14 19:24:16,703 INFO L701 Elim1Store]: detected not equals via solver [2019-01-14 19:24:16,776 INFO L701 Elim1Store]: detected not equals via solver [2019-01-14 19:24:16,856 INFO L701 Elim1Store]: detected not equals via solver [2019-01-14 19:24:16,931 INFO L701 Elim1Store]: detected not equals via solver [2019-01-14 19:24:17,001 INFO L701 Elim1Store]: detected not equals via solver [2019-01-14 19:24:17,077 INFO L701 Elim1Store]: detected not equals via solver [2019-01-14 19:24:17,150 INFO L701 Elim1Store]: detected not equals via solver [2019-01-14 19:24:17,222 INFO L701 Elim1Store]: detected not equals via solver [2019-01-14 19:24:17,294 INFO L701 Elim1Store]: detected not equals via solver [2019-01-14 19:24:17,367 INFO L701 Elim1Store]: detected not equals via solver [2019-01-14 19:24:17,444 INFO L701 Elim1Store]: detected not equals via solver [2019-01-14 19:24:17,511 INFO L701 Elim1Store]: detected not equals via solver [2019-01-14 19:24:17,582 INFO L701 Elim1Store]: detected not equals via solver [2019-01-14 19:24:17,653 INFO L701 Elim1Store]: detected not equals via solver [2019-01-14 19:24:17,726 INFO L701 Elim1Store]: detected not equals via solver [2019-01-14 19:24:17,800 INFO L701 Elim1Store]: detected not equals via solver [2019-01-14 19:24:17,873 INFO L701 Elim1Store]: detected not equals via solver [2019-01-14 19:24:18,085 INFO L701 Elim1Store]: detected not equals via solver [2019-01-14 19:24:18,164 INFO L701 Elim1Store]: detected not equals via solver [2019-01-14 19:24:18,245 INFO L701 Elim1Store]: detected not equals via solver [2019-01-14 19:24:18,324 INFO L701 Elim1Store]: detected not equals via solver [2019-01-14 19:24:18,393 INFO L701 Elim1Store]: detected not equals via solver [2019-01-14 19:24:18,472 INFO L701 Elim1Store]: detected not equals via solver [2019-01-14 19:24:18,552 INFO L701 Elim1Store]: detected not equals via solver [2019-01-14 19:24:18,624 INFO L701 Elim1Store]: detected not equals via solver [2019-01-14 19:24:18,693 INFO L701 Elim1Store]: detected not equals via solver [2019-01-14 19:24:18,775 INFO L701 Elim1Store]: detected not equals via solver [2019-01-14 19:24:18,832 INFO L701 Elim1Store]: detected not equals via solver [2019-01-14 19:24:18,896 INFO L701 Elim1Store]: detected not equals via solver [2019-01-14 19:24:18,970 INFO L701 Elim1Store]: detected not equals via solver [2019-01-14 19:24:19,039 INFO L701 Elim1Store]: detected not equals via solver [2019-01-14 19:24:19,111 INFO L701 Elim1Store]: detected not equals via solver [2019-01-14 19:24:19,175 INFO L701 Elim1Store]: detected not equals via solver [2019-01-14 19:24:19,248 INFO L701 Elim1Store]: detected not equals via solver [2019-01-14 19:24:19,327 INFO L701 Elim1Store]: detected not equals via solver [2019-01-14 19:24:19,402 INFO L701 Elim1Store]: detected not equals via solver [2019-01-14 19:24:19,477 INFO L701 Elim1Store]: detected not equals via solver [2019-01-14 19:24:19,555 INFO L701 Elim1Store]: detected not equals via solver [2019-01-14 19:24:19,615 INFO L701 Elim1Store]: detected not equals via solver [2019-01-14 19:24:19,690 INFO L701 Elim1Store]: detected not equals via solver [2019-01-14 19:24:19,761 INFO L701 Elim1Store]: detected not equals via solver [2019-01-14 19:24:19,835 INFO L701 Elim1Store]: detected not equals via solver [2019-01-14 19:24:19,899 INFO L701 Elim1Store]: detected not equals via solver [2019-01-14 19:24:19,974 INFO L701 Elim1Store]: detected not equals via solver [2019-01-14 19:24:20,041 INFO L701 Elim1Store]: detected not equals via solver [2019-01-14 19:24:20,115 INFO L701 Elim1Store]: detected not equals via solver [2019-01-14 19:24:20,191 INFO L701 Elim1Store]: detected not equals via solver [2019-01-14 19:24:20,258 INFO L701 Elim1Store]: detected not equals via solver [2019-01-14 19:24:20,322 INFO L701 Elim1Store]: detected not equals via solver [2019-01-14 19:24:20,402 INFO L701 Elim1Store]: detected not equals via solver [2019-01-14 19:24:20,477 INFO L701 Elim1Store]: detected not equals via solver [2019-01-14 19:24:20,555 INFO L701 Elim1Store]: detected not equals via solver [2019-01-14 19:24:20,632 INFO L701 Elim1Store]: detected not equals via solver [2019-01-14 19:24:20,708 INFO L701 Elim1Store]: detected not equals via solver [2019-01-14 19:24:20,790 INFO L701 Elim1Store]: detected not equals via solver [2019-01-14 19:24:20,870 INFO L701 Elim1Store]: detected not equals via solver [2019-01-14 19:24:20,951 INFO L701 Elim1Store]: detected not equals via solver [2019-01-14 19:24:21,026 INFO L701 Elim1Store]: detected not equals via solver [2019-01-14 19:24:21,095 INFO L701 Elim1Store]: detected not equals via solver [2019-01-14 19:24:21,165 INFO L701 Elim1Store]: detected not equals via solver [2019-01-14 19:24:21,233 INFO L701 Elim1Store]: detected not equals via solver [2019-01-14 19:24:21,312 INFO L701 Elim1Store]: detected not equals via solver [2019-01-14 19:24:21,389 INFO L701 Elim1Store]: detected not equals via solver [2019-01-14 19:24:21,602 INFO L701 Elim1Store]: detected not equals via solver [2019-01-14 19:24:21,805 INFO L701 Elim1Store]: detected not equals via solver [2019-01-14 19:24:21,878 INFO L701 Elim1Store]: detected not equals via solver [2019-01-14 19:24:21,950 INFO L701 Elim1Store]: detected not equals via solver [2019-01-14 19:24:22,160 INFO L701 Elim1Store]: detected not equals via solver [2019-01-14 19:24:22,221 INFO L701 Elim1Store]: detected not equals via solver [2019-01-14 19:24:22,297 INFO L701 Elim1Store]: detected not equals via solver [2019-01-14 19:24:22,372 INFO L701 Elim1Store]: detected not equals via solver [2019-01-14 19:24:22,439 INFO L701 Elim1Store]: detected not equals via solver [2019-01-14 19:24:22,512 INFO L701 Elim1Store]: detected not equals via solver [2019-01-14 19:24:22,584 INFO L701 Elim1Store]: detected not equals via solver [2019-01-14 19:24:22,654 INFO L701 Elim1Store]: detected not equals via solver [2019-01-14 19:24:22,728 INFO L701 Elim1Store]: detected not equals via solver [2019-01-14 19:24:22,800 INFO L701 Elim1Store]: detected not equals via solver [2019-01-14 19:24:22,864 INFO L701 Elim1Store]: detected not equals via solver [2019-01-14 19:24:22,933 INFO L701 Elim1Store]: detected not equals via solver [2019-01-14 19:24:23,005 INFO L701 Elim1Store]: detected not equals via solver [2019-01-14 19:24:23,079 INFO L701 Elim1Store]: detected not equals via solver [2019-01-14 19:24:23,151 INFO L701 Elim1Store]: detected not equals via solver [2019-01-14 19:24:23,226 INFO L701 Elim1Store]: detected not equals via solver [2019-01-14 19:24:23,298 INFO L701 Elim1Store]: detected not equals via solver [2019-01-14 19:24:23,369 INFO L701 Elim1Store]: detected not equals via solver [2019-01-14 19:24:23,443 INFO L701 Elim1Store]: detected not equals via solver [2019-01-14 19:24:23,516 INFO L701 Elim1Store]: detected not equals via solver [2019-01-14 19:24:23,588 INFO L701 Elim1Store]: detected not equals via solver [2019-01-14 19:24:23,589 INFO L683 Elim1Store]: detected equality via solver [2019-01-14 19:24:26,031 INFO L303 Elim1Store]: Index analysis took 12860 ms [2019-01-14 19:24:26,350 INFO L478 Elim1Store]: Elim1 applied some preprocessing eliminated variable of array dimension 1, 1 stores, 17 select indices, 17 select index equivalence classes, 134 disjoint index pairs (out of 136 index pairs), introduced 2 new quantified variables, introduced 2 case distinctions, treesize of input 158 treesize of output 1177 [2019-01-14 19:24:26,553 INFO L701 Elim1Store]: detected not equals via solver [2019-01-14 19:24:26,619 INFO L701 Elim1Store]: detected not equals via solver [2019-01-14 19:24:26,694 INFO L701 Elim1Store]: detected not equals via solver [2019-01-14 19:24:26,743 INFO L701 Elim1Store]: detected not equals via solver [2019-01-14 19:24:26,780 INFO L701 Elim1Store]: detected not equals via solver [2019-01-14 19:24:26,820 INFO L701 Elim1Store]: detected not equals via solver [2019-01-14 19:24:26,856 INFO L701 Elim1Store]: detected not equals via solver [2019-01-14 19:24:26,892 INFO L701 Elim1Store]: detected not equals via solver [2019-01-14 19:24:26,915 INFO L701 Elim1Store]: detected not equals via solver [2019-01-14 19:24:26,956 INFO L701 Elim1Store]: detected not equals via solver [2019-01-14 19:24:26,989 INFO L701 Elim1Store]: detected not equals via solver [2019-01-14 19:24:27,025 INFO L701 Elim1Store]: detected not equals via solver [2019-01-14 19:24:27,061 INFO L701 Elim1Store]: detected not equals via solver [2019-01-14 19:24:27,093 INFO L701 Elim1Store]: detected not equals via solver [2019-01-14 19:24:27,128 INFO L701 Elim1Store]: detected not equals via solver [2019-01-14 19:24:27,160 INFO L701 Elim1Store]: detected not equals via solver [2019-01-14 19:24:27,191 INFO L701 Elim1Store]: detected not equals via solver [2019-01-14 19:24:27,219 INFO L701 Elim1Store]: detected not equals via solver [2019-01-14 19:24:27,255 INFO L701 Elim1Store]: detected not equals via solver [2019-01-14 19:24:27,291 INFO L701 Elim1Store]: detected not equals via solver [2019-01-14 19:24:27,326 INFO L701 Elim1Store]: detected not equals via solver [2019-01-14 19:24:27,360 INFO L701 Elim1Store]: detected not equals via solver [2019-01-14 19:24:27,390 INFO L701 Elim1Store]: detected not equals via solver [2019-01-14 19:24:27,422 INFO L701 Elim1Store]: detected not equals via solver [2019-01-14 19:24:27,455 INFO L701 Elim1Store]: detected not equals via solver [2019-01-14 19:24:27,489 INFO L701 Elim1Store]: detected not equals via solver [2019-01-14 19:24:27,525 INFO L701 Elim1Store]: detected not equals via solver [2019-01-14 19:24:27,553 INFO L701 Elim1Store]: detected not equals via solver [2019-01-14 19:24:27,587 INFO L701 Elim1Store]: detected not equals via solver [2019-01-14 19:24:27,621 INFO L701 Elim1Store]: detected not equals via solver [2019-01-14 19:24:27,650 INFO L701 Elim1Store]: detected not equals via solver [2019-01-14 19:24:27,687 INFO L701 Elim1Store]: detected not equals via solver [2019-01-14 19:24:27,718 INFO L701 Elim1Store]: detected not equals via solver [2019-01-14 19:24:27,753 INFO L701 Elim1Store]: detected not equals via solver [2019-01-14 19:24:27,787 INFO L701 Elim1Store]: detected not equals via solver [2019-01-14 19:24:27,823 INFO L701 Elim1Store]: detected not equals via solver [2019-01-14 19:24:27,859 INFO L701 Elim1Store]: detected not equals via solver [2019-01-14 19:24:27,886 INFO L701 Elim1Store]: detected not equals via solver [2019-01-14 19:24:27,916 INFO L701 Elim1Store]: detected not equals via solver [2019-01-14 19:24:27,953 INFO L701 Elim1Store]: detected not equals via solver [2019-01-14 19:24:27,987 INFO L701 Elim1Store]: detected not equals via solver [2019-01-14 19:24:28,023 INFO L701 Elim1Store]: detected not equals via solver [2019-01-14 19:24:28,056 INFO L701 Elim1Store]: detected not equals via solver [2019-01-14 19:24:28,090 INFO L701 Elim1Store]: detected not equals via solver [2019-01-14 19:24:28,126 INFO L701 Elim1Store]: detected not equals via solver [2019-01-14 19:24:28,162 INFO L701 Elim1Store]: detected not equals via solver [2019-01-14 19:24:28,198 INFO L701 Elim1Store]: detected not equals via solver [2019-01-14 19:24:28,232 INFO L701 Elim1Store]: detected not equals via solver [2019-01-14 19:24:28,263 INFO L701 Elim1Store]: detected not equals via solver [2019-01-14 19:24:28,298 INFO L701 Elim1Store]: detected not equals via solver [2019-01-14 19:24:28,332 INFO L701 Elim1Store]: detected not equals via solver [2019-01-14 19:24:28,394 INFO L701 Elim1Store]: detected not equals via solver [2019-01-14 19:24:28,459 INFO L701 Elim1Store]: detected not equals via solver [2019-01-14 19:24:28,527 INFO L701 Elim1Store]: detected not equals via solver [2019-01-14 19:24:28,569 INFO L701 Elim1Store]: detected not equals via solver [2019-01-14 19:24:28,604 INFO L701 Elim1Store]: detected not equals via solver [2019-01-14 19:24:28,639 INFO L701 Elim1Store]: detected not equals via solver [2019-01-14 19:24:28,673 INFO L701 Elim1Store]: detected not equals via solver [2019-01-14 19:24:28,706 INFO L701 Elim1Store]: detected not equals via solver [2019-01-14 19:24:28,742 INFO L701 Elim1Store]: detected not equals via solver [2019-01-14 19:24:28,776 INFO L701 Elim1Store]: detected not equals via solver [2019-01-14 19:24:28,808 INFO L701 Elim1Store]: detected not equals via solver [2019-01-14 19:24:28,840 INFO L701 Elim1Store]: detected not equals via solver [2019-01-14 19:24:28,875 INFO L701 Elim1Store]: detected not equals via solver [2019-01-14 19:24:28,904 INFO L701 Elim1Store]: detected not equals via solver [2019-01-14 19:24:28,934 INFO L701 Elim1Store]: detected not equals via solver [2019-01-14 19:24:28,959 INFO L701 Elim1Store]: detected not equals via solver [2019-01-14 19:24:28,990 INFO L701 Elim1Store]: detected not equals via solver [2019-01-14 19:24:29,019 INFO L701 Elim1Store]: detected not equals via solver [2019-01-14 19:24:29,054 INFO L701 Elim1Store]: detected not equals via solver [2019-01-14 19:24:29,086 INFO L701 Elim1Store]: detected not equals via solver [2019-01-14 19:24:29,118 INFO L701 Elim1Store]: detected not equals via solver [2019-01-14 19:24:29,147 INFO L701 Elim1Store]: detected not equals via solver [2019-01-14 19:24:29,182 INFO L701 Elim1Store]: detected not equals via solver [2019-01-14 19:24:29,216 INFO L701 Elim1Store]: detected not equals via solver [2019-01-14 19:24:29,244 INFO L701 Elim1Store]: detected not equals via solver [2019-01-14 19:24:29,277 INFO L701 Elim1Store]: detected not equals via solver [2019-01-14 19:24:29,312 INFO L701 Elim1Store]: detected not equals via solver [2019-01-14 19:24:29,345 INFO L701 Elim1Store]: detected not equals via solver [2019-01-14 19:24:29,378 INFO L701 Elim1Store]: detected not equals via solver [2019-01-14 19:24:29,401 INFO L701 Elim1Store]: detected not equals via solver [2019-01-14 19:24:29,435 INFO L701 Elim1Store]: detected not equals via solver [2019-01-14 19:24:29,465 INFO L701 Elim1Store]: detected not equals via solver [2019-01-14 19:24:29,501 INFO L701 Elim1Store]: detected not equals via solver [2019-01-14 19:24:29,537 INFO L701 Elim1Store]: detected not equals via solver [2019-01-14 19:24:29,572 INFO L701 Elim1Store]: detected not equals via solver [2019-01-14 19:24:29,606 INFO L701 Elim1Store]: detected not equals via solver [2019-01-14 19:24:29,644 INFO L701 Elim1Store]: detected not equals via solver [2019-01-14 19:24:29,680 INFO L701 Elim1Store]: detected not equals via solver [2019-01-14 19:24:29,713 INFO L701 Elim1Store]: detected not equals via solver [2019-01-14 19:24:29,749 INFO L701 Elim1Store]: detected not equals via solver [2019-01-14 19:24:29,783 INFO L701 Elim1Store]: detected not equals via solver [2019-01-14 19:24:29,819 INFO L701 Elim1Store]: detected not equals via solver [2019-01-14 19:24:29,857 INFO L701 Elim1Store]: detected not equals via solver [2019-01-14 19:24:29,887 INFO L701 Elim1Store]: detected not equals via solver [2019-01-14 19:24:29,921 INFO L701 Elim1Store]: detected not equals via solver [2019-01-14 19:24:29,957 INFO L701 Elim1Store]: detected not equals via solver [2019-01-14 19:24:29,991 INFO L701 Elim1Store]: detected not equals via solver [2019-01-14 19:24:30,026 INFO L701 Elim1Store]: detected not equals via solver [2019-01-14 19:24:30,058 INFO L701 Elim1Store]: detected not equals via solver [2019-01-14 19:24:30,094 INFO L701 Elim1Store]: detected not equals via solver [2019-01-14 19:24:30,124 INFO L701 Elim1Store]: detected not equals via solver [2019-01-14 19:24:30,155 INFO L701 Elim1Store]: detected not equals via solver [2019-01-14 19:24:30,190 INFO L701 Elim1Store]: detected not equals via solver [2019-01-14 19:24:30,218 INFO L701 Elim1Store]: detected not equals via solver [2019-01-14 19:24:30,256 INFO L701 Elim1Store]: detected not equals via solver [2019-01-14 19:24:30,290 INFO L701 Elim1Store]: detected not equals via solver [2019-01-14 19:24:30,322 INFO L701 Elim1Store]: detected not equals via solver [2019-01-14 19:24:30,354 INFO L701 Elim1Store]: detected not equals via solver [2019-01-14 19:24:30,389 INFO L701 Elim1Store]: detected not equals via solver [2019-01-14 19:24:30,422 INFO L701 Elim1Store]: detected not equals via solver [2019-01-14 19:24:30,457 INFO L701 Elim1Store]: detected not equals via solver [2019-01-14 19:24:30,491 INFO L701 Elim1Store]: detected not equals via solver [2019-01-14 19:24:30,526 INFO L701 Elim1Store]: detected not equals via solver [2019-01-14 19:24:30,562 INFO L701 Elim1Store]: detected not equals via solver [2019-01-14 19:24:30,593 INFO L701 Elim1Store]: detected not equals via solver [2019-01-14 19:24:30,623 INFO L701 Elim1Store]: detected not equals via solver [2019-01-14 19:24:30,654 INFO L701 Elim1Store]: detected not equals via solver [2019-01-14 19:24:30,683 INFO L701 Elim1Store]: detected not equals via solver [2019-01-14 19:24:30,721 INFO L701 Elim1Store]: detected not equals via solver [2019-01-14 19:24:30,759 INFO L701 Elim1Store]: detected not equals via solver [2019-01-14 19:24:30,826 INFO L303 Elim1Store]: Index analysis took 4412 ms [2019-01-14 19:24:30,829 INFO L478 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 16 select indices, 16 select index equivalence classes, 121 disjoint index pairs (out of 120 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 1092 treesize of output 1092 [2019-01-14 19:24:31,886 WARN L181 SmtUtils]: Spent 1.05 s on a formula simplification. DAG size of input: 80 DAG size of output: 77 [2019-01-14 19:24:31,940 INFO L701 Elim1Store]: detected not equals via solver [2019-01-14 19:24:31,965 INFO L701 Elim1Store]: detected not equals via solver [2019-01-14 19:24:31,979 INFO L701 Elim1Store]: detected not equals via solver [2019-01-14 19:24:31,994 INFO L701 Elim1Store]: detected not equals via solver [2019-01-14 19:24:32,009 INFO L701 Elim1Store]: detected not equals via solver [2019-01-14 19:24:32,024 INFO L701 Elim1Store]: detected not equals via solver [2019-01-14 19:24:32,037 INFO L701 Elim1Store]: detected not equals via solver [2019-01-14 19:24:32,050 INFO L701 Elim1Store]: detected not equals via solver [2019-01-14 19:24:32,061 INFO L701 Elim1Store]: detected not equals via solver [2019-01-14 19:24:32,073 INFO L701 Elim1Store]: detected not equals via solver [2019-01-14 19:24:32,089 INFO L701 Elim1Store]: detected not equals via solver [2019-01-14 19:24:32,102 INFO L701 Elim1Store]: detected not equals via solver [2019-01-14 19:24:32,114 INFO L701 Elim1Store]: detected not equals via solver [2019-01-14 19:24:32,128 INFO L701 Elim1Store]: detected not equals via solver [2019-01-14 19:24:32,141 INFO L701 Elim1Store]: detected not equals via solver [2019-01-14 19:24:32,154 INFO L701 Elim1Store]: detected not equals via solver [2019-01-14 19:24:32,167 INFO L701 Elim1Store]: detected not equals via solver [2019-01-14 19:24:32,179 INFO L701 Elim1Store]: detected not equals via solver [2019-01-14 19:24:32,192 INFO L701 Elim1Store]: detected not equals via solver [2019-01-14 19:24:32,206 INFO L701 Elim1Store]: detected not equals via solver [2019-01-14 19:24:32,219 INFO L701 Elim1Store]: detected not equals via solver [2019-01-14 19:24:32,231 INFO L701 Elim1Store]: detected not equals via solver [2019-01-14 19:24:32,244 INFO L701 Elim1Store]: detected not equals via solver [2019-01-14 19:24:32,256 INFO L701 Elim1Store]: detected not equals via solver [2019-01-14 19:24:32,270 INFO L701 Elim1Store]: detected not equals via solver [2019-01-14 19:24:32,284 INFO L701 Elim1Store]: detected not equals via solver [2019-01-14 19:24:32,299 INFO L701 Elim1Store]: detected not equals via solver [2019-01-14 19:24:32,315 INFO L701 Elim1Store]: detected not equals via solver [2019-01-14 19:24:32,329 INFO L701 Elim1Store]: detected not equals via solver [2019-01-14 19:24:32,338 INFO L701 Elim1Store]: detected not equals via solver [2019-01-14 19:24:32,353 INFO L701 Elim1Store]: detected not equals via solver [2019-01-14 19:24:32,361 INFO L701 Elim1Store]: detected not equals via solver [2019-01-14 19:24:32,375 INFO L701 Elim1Store]: detected not equals via solver [2019-01-14 19:24:32,390 INFO L701 Elim1Store]: detected not equals via solver [2019-01-14 19:24:32,403 INFO L701 Elim1Store]: detected not equals via solver [2019-01-14 19:24:32,418 INFO L701 Elim1Store]: detected not equals via solver [2019-01-14 19:24:32,432 INFO L701 Elim1Store]: detected not equals via solver [2019-01-14 19:24:32,445 INFO L701 Elim1Store]: detected not equals via solver [2019-01-14 19:24:32,461 INFO L701 Elim1Store]: detected not equals via solver [2019-01-14 19:24:32,476 INFO L701 Elim1Store]: detected not equals via solver [2019-01-14 19:24:32,489 INFO L701 Elim1Store]: detected not equals via solver [2019-01-14 19:24:32,504 INFO L701 Elim1Store]: detected not equals via solver [2019-01-14 19:24:32,518 INFO L701 Elim1Store]: detected not equals via solver [2019-01-14 19:24:32,531 INFO L701 Elim1Store]: detected not equals via solver [2019-01-14 19:24:32,547 INFO L701 Elim1Store]: detected not equals via solver [2019-01-14 19:24:32,561 INFO L701 Elim1Store]: detected not equals via solver [2019-01-14 19:24:32,575 INFO L701 Elim1Store]: detected not equals via solver [2019-01-14 19:24:32,590 INFO L701 Elim1Store]: detected not equals via solver [2019-01-14 19:24:32,605 INFO L701 Elim1Store]: detected not equals via solver [2019-01-14 19:24:32,619 INFO L701 Elim1Store]: detected not equals via solver [2019-01-14 19:24:32,633 INFO L701 Elim1Store]: detected not equals via solver [2019-01-14 19:24:32,647 INFO L701 Elim1Store]: detected not equals via solver [2019-01-14 19:24:32,658 INFO L701 Elim1Store]: detected not equals via solver [2019-01-14 19:24:32,674 INFO L701 Elim1Store]: detected not equals via solver [2019-01-14 19:24:32,687 INFO L701 Elim1Store]: detected not equals via solver [2019-01-14 19:24:32,700 INFO L701 Elim1Store]: detected not equals via solver [2019-01-14 19:24:32,713 INFO L701 Elim1Store]: detected not equals via solver [2019-01-14 19:24:32,726 INFO L701 Elim1Store]: detected not equals via solver [2019-01-14 19:24:32,738 INFO L701 Elim1Store]: detected not equals via solver [2019-01-14 19:24:32,751 INFO L701 Elim1Store]: detected not equals via solver [2019-01-14 19:24:32,763 INFO L701 Elim1Store]: detected not equals via solver [2019-01-14 19:24:32,774 INFO L701 Elim1Store]: detected not equals via solver [2019-01-14 19:24:32,786 INFO L701 Elim1Store]: detected not equals via solver [2019-01-14 19:24:32,799 INFO L701 Elim1Store]: detected not equals via solver [2019-01-14 19:24:32,811 INFO L701 Elim1Store]: detected not equals via solver [2019-01-14 19:24:32,823 INFO L701 Elim1Store]: detected not equals via solver [2019-01-14 19:24:32,835 INFO L701 Elim1Store]: detected not equals via solver [2019-01-14 19:24:32,847 INFO L701 Elim1Store]: detected not equals via solver [2019-01-14 19:24:32,860 INFO L701 Elim1Store]: detected not equals via solver [2019-01-14 19:24:32,872 INFO L701 Elim1Store]: detected not equals via solver [2019-01-14 19:24:32,882 INFO L701 Elim1Store]: detected not equals via solver [2019-01-14 19:24:32,894 INFO L701 Elim1Store]: detected not equals via solver [2019-01-14 19:24:32,905 INFO L701 Elim1Store]: detected not equals via solver [2019-01-14 19:24:32,917 INFO L701 Elim1Store]: detected not equals via solver [2019-01-14 19:24:32,929 INFO L701 Elim1Store]: detected not equals via solver [2019-01-14 19:24:32,943 INFO L701 Elim1Store]: detected not equals via solver [2019-01-14 19:24:32,953 INFO L701 Elim1Store]: detected not equals via solver [2019-01-14 19:24:32,965 INFO L701 Elim1Store]: detected not equals via solver [2019-01-14 19:24:32,975 INFO L701 Elim1Store]: detected not equals via solver [2019-01-14 19:24:32,988 INFO L701 Elim1Store]: detected not equals via solver [2019-01-14 19:24:33,002 INFO L701 Elim1Store]: detected not equals via solver [2019-01-14 19:24:33,012 INFO L701 Elim1Store]: detected not equals via solver [2019-01-14 19:24:33,023 INFO L701 Elim1Store]: detected not equals via solver [2019-01-14 19:24:33,036 INFO L701 Elim1Store]: detected not equals via solver [2019-01-14 19:24:33,048 INFO L701 Elim1Store]: detected not equals via solver [2019-01-14 19:24:33,060 INFO L701 Elim1Store]: detected not equals via solver [2019-01-14 19:24:33,071 INFO L701 Elim1Store]: detected not equals via solver [2019-01-14 19:24:33,083 INFO L701 Elim1Store]: detected not equals via solver [2019-01-14 19:24:33,094 INFO L701 Elim1Store]: detected not equals via solver [2019-01-14 19:24:33,107 INFO L701 Elim1Store]: detected not equals via solver [2019-01-14 19:24:33,119 INFO L701 Elim1Store]: detected not equals via solver [2019-01-14 19:24:33,132 INFO L701 Elim1Store]: detected not equals via solver [2019-01-14 19:24:33,145 INFO L701 Elim1Store]: detected not equals via solver [2019-01-14 19:24:33,156 INFO L701 Elim1Store]: detected not equals via solver [2019-01-14 19:24:33,168 INFO L701 Elim1Store]: detected not equals via solver [2019-01-14 19:24:33,181 INFO L701 Elim1Store]: detected not equals via solver [2019-01-14 19:24:33,194 INFO L701 Elim1Store]: detected not equals via solver [2019-01-14 19:24:33,205 INFO L701 Elim1Store]: detected not equals via solver [2019-01-14 19:24:33,217 INFO L701 Elim1Store]: detected not equals via solver [2019-01-14 19:24:33,229 INFO L701 Elim1Store]: detected not equals via solver [2019-01-14 19:24:33,238 INFO L701 Elim1Store]: detected not equals via solver [2019-01-14 19:24:33,251 INFO L701 Elim1Store]: detected not equals via solver [2019-01-14 19:24:33,262 INFO L701 Elim1Store]: detected not equals via solver [2019-01-14 19:24:33,273 INFO L701 Elim1Store]: detected not equals via solver [2019-01-14 19:24:33,286 INFO L701 Elim1Store]: detected not equals via solver [2019-01-14 19:24:33,297 INFO L701 Elim1Store]: detected not equals via solver [2019-01-14 19:24:33,334 INFO L303 Elim1Store]: Index analysis took 1444 ms [2019-01-14 19:24:33,337 INFO L478 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 16 select indices, 16 select index equivalence classes, 121 disjoint index pairs (out of 120 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 137 treesize of output 1096 [2019-01-14 19:24:33,339 INFO L267 ElimStorePlain]: Start of recursive call 5: End of recursive call: and 1 xjuncts. [2019-01-14 19:24:34,067 INFO L267 ElimStorePlain]: Start of recursive call 4: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2019-01-14 19:24:36,193 INFO L701 Elim1Store]: detected not equals via solver [2019-01-14 19:24:36,236 INFO L701 Elim1Store]: detected not equals via solver [2019-01-14 19:24:36,260 INFO L701 Elim1Store]: detected not equals via solver [2019-01-14 19:24:36,303 INFO L701 Elim1Store]: detected not equals via solver [2019-01-14 19:24:36,339 INFO L701 Elim1Store]: detected not equals via solver [2019-01-14 19:24:36,382 INFO L701 Elim1Store]: detected not equals via solver [2019-01-14 19:24:36,423 INFO L701 Elim1Store]: detected not equals via solver [2019-01-14 19:24:36,466 INFO L701 Elim1Store]: detected not equals via solver [2019-01-14 19:24:36,506 INFO L701 Elim1Store]: detected not equals via solver [2019-01-14 19:24:36,543 INFO L701 Elim1Store]: detected not equals via solver [2019-01-14 19:24:36,584 INFO L701 Elim1Store]: detected not equals via solver [2019-01-14 19:24:36,626 INFO L701 Elim1Store]: detected not equals via solver [2019-01-14 19:24:36,662 INFO L701 Elim1Store]: detected not equals via solver [2019-01-14 19:24:36,704 INFO L701 Elim1Store]: detected not equals via solver [2019-01-14 19:24:36,741 INFO L701 Elim1Store]: detected not equals via solver [2019-01-14 19:24:36,782 INFO L701 Elim1Store]: detected not equals via solver [2019-01-14 19:24:36,824 INFO L701 Elim1Store]: detected not equals via solver [2019-01-14 19:24:36,859 INFO L701 Elim1Store]: detected not equals via solver [2019-01-14 19:24:36,903 INFO L701 Elim1Store]: detected not equals via solver [2019-01-14 19:24:36,939 INFO L701 Elim1Store]: detected not equals via solver [2019-01-14 19:24:36,979 INFO L701 Elim1Store]: detected not equals via solver [2019-01-14 19:24:37,020 INFO L701 Elim1Store]: detected not equals via solver [2019-01-14 19:24:37,061 INFO L701 Elim1Store]: detected not equals via solver [2019-01-14 19:24:37,104 INFO L701 Elim1Store]: detected not equals via solver [2019-01-14 19:24:37,145 INFO L701 Elim1Store]: detected not equals via solver [2019-01-14 19:24:37,176 INFO L701 Elim1Store]: detected not equals via solver [2019-01-14 19:24:37,212 INFO L701 Elim1Store]: detected not equals via solver [2019-01-14 19:24:37,255 INFO L701 Elim1Store]: detected not equals via solver [2019-01-14 19:24:37,292 INFO L701 Elim1Store]: detected not equals via solver [2019-01-14 19:24:37,325 INFO L701 Elim1Store]: detected not equals via solver [2019-01-14 19:24:37,363 INFO L701 Elim1Store]: detected not equals via solver [2019-01-14 19:24:37,405 INFO L701 Elim1Store]: detected not equals via solver [2019-01-14 19:24:37,446 INFO L701 Elim1Store]: detected not equals via solver [2019-01-14 19:24:37,484 INFO L701 Elim1Store]: detected not equals via solver [2019-01-14 19:24:37,516 INFO L701 Elim1Store]: detected not equals via solver [2019-01-14 19:24:37,556 INFO L701 Elim1Store]: detected not equals via solver [2019-01-14 19:24:37,597 INFO L701 Elim1Store]: detected not equals via solver [2019-01-14 19:24:37,633 INFO L701 Elim1Store]: detected not equals via solver [2019-01-14 19:24:37,675 INFO L701 Elim1Store]: detected not equals via solver [2019-01-14 19:24:37,716 INFO L701 Elim1Store]: detected not equals via solver [2019-01-14 19:24:37,755 INFO L701 Elim1Store]: detected not equals via solver [2019-01-14 19:24:37,793 INFO L701 Elim1Store]: detected not equals via solver [2019-01-14 19:24:37,831 INFO L701 Elim1Store]: detected not equals via solver [2019-01-14 19:24:37,867 INFO L701 Elim1Store]: detected not equals via solver [2019-01-14 19:24:37,907 INFO L701 Elim1Store]: detected not equals via solver [2019-01-14 19:24:37,949 INFO L701 Elim1Store]: detected not equals via solver [2019-01-14 19:24:37,987 INFO L701 Elim1Store]: detected not equals via solver [2019-01-14 19:24:38,025 INFO L701 Elim1Store]: detected not equals via solver [2019-01-14 19:24:38,058 INFO L701 Elim1Store]: detected not equals via solver [2019-01-14 19:24:38,095 INFO L701 Elim1Store]: detected not equals via solver [2019-01-14 19:24:38,133 INFO L701 Elim1Store]: detected not equals via solver [2019-01-14 19:24:38,171 INFO L701 Elim1Store]: detected not equals via solver [2019-01-14 19:24:38,212 INFO L701 Elim1Store]: detected not equals via solver [2019-01-14 19:24:38,252 INFO L701 Elim1Store]: detected not equals via solver [2019-01-14 19:24:38,294 INFO L701 Elim1Store]: detected not equals via solver [2019-01-14 19:24:38,334 INFO L701 Elim1Store]: detected not equals via solver [2019-01-14 19:24:38,374 INFO L701 Elim1Store]: detected not equals via solver [2019-01-14 19:24:38,409 INFO L701 Elim1Store]: detected not equals via solver [2019-01-14 19:24:38,450 INFO L701 Elim1Store]: detected not equals via solver [2019-01-14 19:24:38,490 INFO L701 Elim1Store]: detected not equals via solver [2019-01-14 19:24:38,531 INFO L701 Elim1Store]: detected not equals via solver [2019-01-14 19:24:38,570 INFO L701 Elim1Store]: detected not equals via solver [2019-01-14 19:24:38,675 INFO L701 Elim1Store]: detected not equals via solver [2019-01-14 19:24:38,716 INFO L701 Elim1Store]: detected not equals via solver [2019-01-14 19:24:38,756 INFO L701 Elim1Store]: detected not equals via solver [2019-01-14 19:24:38,796 INFO L701 Elim1Store]: detected not equals via solver [2019-01-14 19:24:38,834 INFO L701 Elim1Store]: detected not equals via solver [2019-01-14 19:24:38,874 INFO L701 Elim1Store]: detected not equals via solver [2019-01-14 19:24:38,914 INFO L701 Elim1Store]: detected not equals via solver [2019-01-14 19:24:38,951 INFO L701 Elim1Store]: detected not equals via solver [2019-01-14 19:24:38,995 INFO L701 Elim1Store]: detected not equals via solver [2019-01-14 19:24:39,032 INFO L701 Elim1Store]: detected not equals via solver [2019-01-14 19:24:39,071 INFO L701 Elim1Store]: detected not equals via solver [2019-01-14 19:24:39,110 INFO L701 Elim1Store]: detected not equals via solver [2019-01-14 19:24:39,153 INFO L701 Elim1Store]: detected not equals via solver [2019-01-14 19:24:39,194 INFO L701 Elim1Store]: detected not equals via solver [2019-01-14 19:24:39,231 INFO L701 Elim1Store]: detected not equals via solver [2019-01-14 19:24:39,273 INFO L701 Elim1Store]: detected not equals via solver [2019-01-14 19:24:39,313 INFO L701 Elim1Store]: detected not equals via solver [2019-01-14 19:24:39,354 INFO L701 Elim1Store]: detected not equals via solver [2019-01-14 19:24:39,393 INFO L701 Elim1Store]: detected not equals via solver [2019-01-14 19:24:39,433 INFO L701 Elim1Store]: detected not equals via solver [2019-01-14 19:24:39,472 INFO L701 Elim1Store]: detected not equals via solver [2019-01-14 19:24:39,512 INFO L701 Elim1Store]: detected not equals via solver [2019-01-14 19:24:39,548 INFO L701 Elim1Store]: detected not equals via solver [2019-01-14 19:24:39,589 INFO L701 Elim1Store]: detected not equals via solver [2019-01-14 19:24:39,629 INFO L701 Elim1Store]: detected not equals via solver [2019-01-14 19:24:39,665 INFO L701 Elim1Store]: detected not equals via solver [2019-01-14 19:24:39,696 INFO L701 Elim1Store]: detected not equals via solver [2019-01-14 19:24:39,731 INFO L701 Elim1Store]: detected not equals via solver [2019-01-14 19:24:39,767 INFO L701 Elim1Store]: detected not equals via solver [2019-01-14 19:24:39,797 INFO L701 Elim1Store]: detected not equals via solver [2019-01-14 19:24:39,834 INFO L701 Elim1Store]: detected not equals via solver [2019-01-14 19:24:39,873 INFO L701 Elim1Store]: detected not equals via solver [2019-01-14 19:24:39,913 INFO L701 Elim1Store]: detected not equals via solver [2019-01-14 19:24:39,954 INFO L701 Elim1Store]: detected not equals via solver [2019-01-14 19:24:39,993 INFO L701 Elim1Store]: detected not equals via solver [2019-01-14 19:24:40,036 INFO L701 Elim1Store]: detected not equals via solver [2019-01-14 19:24:40,074 INFO L701 Elim1Store]: detected not equals via solver [2019-01-14 19:24:40,111 INFO L701 Elim1Store]: detected not equals via solver [2019-01-14 19:24:40,150 INFO L701 Elim1Store]: detected not equals via solver [2019-01-14 19:24:40,192 INFO L701 Elim1Store]: detected not equals via solver [2019-01-14 19:24:40,227 INFO L701 Elim1Store]: detected not equals via solver [2019-01-14 19:24:40,266 INFO L701 Elim1Store]: detected not equals via solver [2019-01-14 19:24:40,296 INFO L701 Elim1Store]: detected not equals via solver [2019-01-14 19:24:40,332 INFO L701 Elim1Store]: detected not equals via solver [2019-01-14 19:24:40,370 INFO L701 Elim1Store]: detected not equals via solver [2019-01-14 19:24:40,410 INFO L701 Elim1Store]: detected not equals via solver [2019-01-14 19:24:40,446 INFO L701 Elim1Store]: detected not equals via solver [2019-01-14 19:24:40,557 INFO L701 Elim1Store]: detected not equals via solver [2019-01-14 19:24:40,595 INFO L701 Elim1Store]: detected not equals via solver [2019-01-14 19:24:40,632 INFO L701 Elim1Store]: detected not equals via solver [2019-01-14 19:24:40,670 INFO L701 Elim1Store]: detected not equals via solver [2019-01-14 19:24:40,785 INFO L701 Elim1Store]: detected not equals via solver [2019-01-14 19:24:40,816 INFO L701 Elim1Store]: detected not equals via solver [2019-01-14 19:24:40,849 INFO L701 Elim1Store]: detected not equals via solver [2019-01-14 19:24:40,890 INFO L701 Elim1Store]: detected not equals via solver [2019-01-14 19:24:40,929 INFO L701 Elim1Store]: detected not equals via solver [2019-01-14 19:24:40,971 INFO L701 Elim1Store]: detected not equals via solver [2019-01-14 19:24:41,010 INFO L701 Elim1Store]: detected not equals via solver [2019-01-14 19:24:41,049 INFO L701 Elim1Store]: detected not equals via solver [2019-01-14 19:24:41,087 INFO L701 Elim1Store]: detected not equals via solver [2019-01-14 19:24:41,129 INFO L701 Elim1Store]: detected not equals via solver [2019-01-14 19:24:41,162 INFO L701 Elim1Store]: detected not equals via solver [2019-01-14 19:24:41,203 INFO L701 Elim1Store]: detected not equals via solver [2019-01-14 19:24:41,239 INFO L701 Elim1Store]: detected not equals via solver [2019-01-14 19:24:41,277 INFO L701 Elim1Store]: detected not equals via solver [2019-01-14 19:24:41,314 INFO L701 Elim1Store]: detected not equals via solver [2019-01-14 19:24:41,348 INFO L701 Elim1Store]: detected not equals via solver [2019-01-14 19:24:41,383 INFO L701 Elim1Store]: detected not equals via solver [2019-01-14 19:24:41,421 INFO L701 Elim1Store]: detected not equals via solver [2019-01-14 19:24:41,458 INFO L701 Elim1Store]: detected not equals via solver [2019-01-14 19:24:41,494 INFO L701 Elim1Store]: detected not equals via solver [2019-01-14 19:24:41,534 INFO L701 Elim1Store]: detected not equals via solver [2019-01-14 19:24:42,682 INFO L303 Elim1Store]: Index analysis took 6568 ms [2019-01-14 19:24:42,786 INFO L478 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 17 select indices, 17 select index equivalence classes, 134 disjoint index pairs (out of 136 index pairs), introduced 1 new quantified variables, introduced 2 case distinctions, treesize of input 155 treesize of output 1164 [2019-01-14 19:24:45,435 WARN L181 SmtUtils]: Spent 2.64 s on a formula simplification. DAG size of input: 166 DAG size of output: 119 [2019-01-14 19:24:45,461 INFO L701 Elim1Store]: detected not equals via solver [2019-01-14 19:24:45,474 INFO L701 Elim1Store]: detected not equals via solver [2019-01-14 19:24:45,484 INFO L701 Elim1Store]: detected not equals via solver [2019-01-14 19:24:45,497 INFO L701 Elim1Store]: detected not equals via solver [2019-01-14 19:24:45,512 INFO L701 Elim1Store]: detected not equals via solver [2019-01-14 19:24:45,527 INFO L701 Elim1Store]: detected not equals via solver [2019-01-14 19:24:45,540 INFO L701 Elim1Store]: detected not equals via solver [2019-01-14 19:24:45,555 INFO L701 Elim1Store]: detected not equals via solver [2019-01-14 19:24:45,571 INFO L701 Elim1Store]: detected not equals via solver [2019-01-14 19:24:45,584 INFO L701 Elim1Store]: detected not equals via solver [2019-01-14 19:24:45,599 INFO L701 Elim1Store]: detected not equals via solver [2019-01-14 19:24:45,612 INFO L701 Elim1Store]: detected not equals via solver [2019-01-14 19:24:45,627 INFO L701 Elim1Store]: detected not equals via solver [2019-01-14 19:24:45,637 INFO L701 Elim1Store]: detected not equals via solver [2019-01-14 19:24:45,648 INFO L701 Elim1Store]: detected not equals via solver [2019-01-14 19:24:45,658 INFO L701 Elim1Store]: detected not equals via solver [2019-01-14 19:24:45,672 INFO L701 Elim1Store]: detected not equals via solver [2019-01-14 19:24:45,684 INFO L701 Elim1Store]: detected not equals via solver [2019-01-14 19:24:45,699 INFO L701 Elim1Store]: detected not equals via solver [2019-01-14 19:24:45,711 INFO L701 Elim1Store]: detected not equals via solver [2019-01-14 19:24:45,725 INFO L701 Elim1Store]: detected not equals via solver [2019-01-14 19:24:45,740 INFO L701 Elim1Store]: detected not equals via solver [2019-01-14 19:24:45,753 INFO L701 Elim1Store]: detected not equals via solver [2019-01-14 19:24:45,768 INFO L701 Elim1Store]: detected not equals via solver [2019-01-14 19:24:45,782 INFO L701 Elim1Store]: detected not equals via solver [2019-01-14 19:24:45,796 INFO L701 Elim1Store]: detected not equals via solver [2019-01-14 19:24:45,812 INFO L701 Elim1Store]: detected not equals via solver [2019-01-14 19:24:45,825 INFO L701 Elim1Store]: detected not equals via solver [2019-01-14 19:24:45,838 INFO L701 Elim1Store]: detected not equals via solver [2019-01-14 19:24:45,854 INFO L701 Elim1Store]: detected not equals via solver [2019-01-14 19:24:45,869 INFO L701 Elim1Store]: detected not equals via solver [2019-01-14 19:24:45,882 INFO L701 Elim1Store]: detected not equals via solver [2019-01-14 19:24:45,897 INFO L701 Elim1Store]: detected not equals via solver [2019-01-14 19:24:45,911 INFO L701 Elim1Store]: detected not equals via solver [2019-01-14 19:24:45,926 INFO L701 Elim1Store]: detected not equals via solver [2019-01-14 19:24:45,938 INFO L701 Elim1Store]: detected not equals via solver [2019-01-14 19:24:45,949 INFO L701 Elim1Store]: detected not equals via solver [2019-01-14 19:24:45,962 INFO L701 Elim1Store]: detected not equals via solver [2019-01-14 19:24:45,973 INFO L701 Elim1Store]: detected not equals via solver [2019-01-14 19:24:45,986 INFO L701 Elim1Store]: detected not equals via solver [2019-01-14 19:24:45,997 INFO L701 Elim1Store]: detected not equals via solver [2019-01-14 19:24:46,012 INFO L701 Elim1Store]: detected not equals via solver [2019-01-14 19:24:46,027 INFO L701 Elim1Store]: detected not equals via solver [2019-01-14 19:24:46,039 INFO L701 Elim1Store]: detected not equals via solver [2019-01-14 19:24:46,053 INFO L701 Elim1Store]: detected not equals via solver [2019-01-14 19:24:46,066 INFO L701 Elim1Store]: detected not equals via solver [2019-01-14 19:24:46,080 INFO L701 Elim1Store]: detected not equals via solver [2019-01-14 19:24:46,094 INFO L701 Elim1Store]: detected not equals via solver [2019-01-14 19:24:46,109 INFO L701 Elim1Store]: detected not equals via solver [2019-01-14 19:24:46,124 INFO L701 Elim1Store]: detected not equals via solver [2019-01-14 19:24:46,138 INFO L701 Elim1Store]: detected not equals via solver [2019-01-14 19:24:46,153 INFO L701 Elim1Store]: detected not equals via solver [2019-01-14 19:24:46,168 INFO L701 Elim1Store]: detected not equals via solver [2019-01-14 19:24:46,183 INFO L701 Elim1Store]: detected not equals via solver [2019-01-14 19:24:46,198 INFO L701 Elim1Store]: detected not equals via solver [2019-01-14 19:24:46,212 INFO L701 Elim1Store]: detected not equals via solver [2019-01-14 19:24:46,226 INFO L701 Elim1Store]: detected not equals via solver [2019-01-14 19:24:46,240 INFO L701 Elim1Store]: detected not equals via solver [2019-01-14 19:24:46,254 INFO L701 Elim1Store]: detected not equals via solver [2019-01-14 19:24:46,268 INFO L701 Elim1Store]: detected not equals via solver [2019-01-14 19:24:46,282 INFO L701 Elim1Store]: detected not equals via solver [2019-01-14 19:24:46,294 INFO L701 Elim1Store]: detected not equals via solver [2019-01-14 19:24:46,308 INFO L701 Elim1Store]: detected not equals via solver [2019-01-14 19:24:46,322 INFO L701 Elim1Store]: detected not equals via solver [2019-01-14 19:24:46,336 INFO L701 Elim1Store]: detected not equals via solver [2019-01-14 19:24:46,350 INFO L701 Elim1Store]: detected not equals via solver [2019-01-14 19:24:46,364 INFO L701 Elim1Store]: detected not equals via solver [2019-01-14 19:24:46,376 INFO L701 Elim1Store]: detected not equals via solver [2019-01-14 19:24:46,389 INFO L701 Elim1Store]: detected not equals via solver [2019-01-14 19:24:46,404 INFO L701 Elim1Store]: detected not equals via solver [2019-01-14 19:24:46,419 INFO L701 Elim1Store]: detected not equals via solver [2019-01-14 19:24:46,430 INFO L701 Elim1Store]: detected not equals via solver [2019-01-14 19:24:46,445 INFO L701 Elim1Store]: detected not equals via solver [2019-01-14 19:24:46,459 INFO L701 Elim1Store]: detected not equals via solver [2019-01-14 19:24:46,470 INFO L701 Elim1Store]: detected not equals via solver [2019-01-14 19:24:46,485 INFO L701 Elim1Store]: detected not equals via solver [2019-01-14 19:24:46,497 INFO L701 Elim1Store]: detected not equals via solver [2019-01-14 19:24:46,510 INFO L701 Elim1Store]: detected not equals via solver [2019-01-14 19:24:46,522 INFO L701 Elim1Store]: detected not equals via solver [2019-01-14 19:24:46,537 INFO L701 Elim1Store]: detected not equals via solver [2019-01-14 19:24:46,548 INFO L701 Elim1Store]: detected not equals via solver [2019-01-14 19:24:46,563 INFO L701 Elim1Store]: detected not equals via solver [2019-01-14 19:24:46,576 INFO L701 Elim1Store]: detected not equals via solver [2019-01-14 19:24:46,589 INFO L701 Elim1Store]: detected not equals via solver [2019-01-14 19:24:46,604 INFO L701 Elim1Store]: detected not equals via solver [2019-01-14 19:24:46,617 INFO L701 Elim1Store]: detected not equals via solver [2019-01-14 19:24:46,631 INFO L701 Elim1Store]: detected not equals via solver [2019-01-14 19:24:46,644 INFO L701 Elim1Store]: detected not equals via solver [2019-01-14 19:24:46,658 INFO L701 Elim1Store]: detected not equals via solver [2019-01-14 19:24:46,671 INFO L701 Elim1Store]: detected not equals via solver [2019-01-14 19:24:46,682 INFO L701 Elim1Store]: detected not equals via solver [2019-01-14 19:24:46,698 INFO L701 Elim1Store]: detected not equals via solver [2019-01-14 19:24:46,713 INFO L701 Elim1Store]: detected not equals via solver [2019-01-14 19:24:46,724 INFO L701 Elim1Store]: detected not equals via solver [2019-01-14 19:24:46,737 INFO L701 Elim1Store]: detected not equals via solver [2019-01-14 19:24:46,751 INFO L701 Elim1Store]: detected not equals via solver [2019-01-14 19:24:46,765 INFO L701 Elim1Store]: detected not equals via solver [2019-01-14 19:24:46,779 INFO L701 Elim1Store]: detected not equals via solver [2019-01-14 19:24:46,791 INFO L701 Elim1Store]: detected not equals via solver [2019-01-14 19:24:46,807 INFO L701 Elim1Store]: detected not equals via solver [2019-01-14 19:24:46,821 INFO L701 Elim1Store]: detected not equals via solver [2019-01-14 19:24:46,834 INFO L701 Elim1Store]: detected not equals via solver [2019-01-14 19:24:46,847 INFO L701 Elim1Store]: detected not equals via solver [2019-01-14 19:24:46,862 INFO L701 Elim1Store]: detected not equals via solver [2019-01-14 19:24:46,876 INFO L701 Elim1Store]: detected not equals via solver [2019-01-14 19:24:46,891 INFO L701 Elim1Store]: detected not equals via solver [2019-01-14 19:24:46,906 INFO L701 Elim1Store]: detected not equals via solver [2019-01-14 19:24:46,921 INFO L701 Elim1Store]: detected not equals via solver [2019-01-14 19:24:46,933 INFO L701 Elim1Store]: detected not equals via solver [2019-01-14 19:24:46,947 INFO L701 Elim1Store]: detected not equals via solver [2019-01-14 19:24:46,963 INFO L701 Elim1Store]: detected not equals via solver [2019-01-14 19:24:46,970 INFO L701 Elim1Store]: detected not equals via solver [2019-01-14 19:24:46,983 INFO L701 Elim1Store]: detected not equals via solver [2019-01-14 19:24:46,996 INFO L701 Elim1Store]: detected not equals via solver [2019-01-14 19:24:47,011 INFO L701 Elim1Store]: detected not equals via solver [2019-01-14 19:24:47,024 INFO L701 Elim1Store]: detected not equals via solver [2019-01-14 19:24:47,037 INFO L701 Elim1Store]: detected not equals via solver [2019-01-14 19:24:47,052 INFO L701 Elim1Store]: detected not equals via solver [2019-01-14 19:24:47,066 INFO L701 Elim1Store]: detected not equals via solver [2019-01-14 19:24:47,080 INFO L701 Elim1Store]: detected not equals via solver [2019-01-14 19:24:47,409 INFO L303 Elim1Store]: Index analysis took 1971 ms [2019-01-14 19:24:47,413 INFO L478 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 16 select indices, 16 select index equivalence classes, 120 disjoint index pairs (out of 120 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 133 treesize of output 1092 [2019-01-14 19:24:47,416 INFO L267 ElimStorePlain]: Start of recursive call 7: End of recursive call: and 1 xjuncts. [2019-01-14 19:24:48,486 INFO L701 Elim1Store]: detected not equals via solver [2019-01-14 19:24:48,502 INFO L701 Elim1Store]: detected not equals via solver [2019-01-14 19:24:48,517 INFO L701 Elim1Store]: detected not equals via solver [2019-01-14 19:24:48,531 INFO L701 Elim1Store]: detected not equals via solver [2019-01-14 19:24:48,545 INFO L701 Elim1Store]: detected not equals via solver [2019-01-14 19:24:48,560 INFO L701 Elim1Store]: detected not equals via solver [2019-01-14 19:24:48,572 INFO L701 Elim1Store]: detected not equals via solver [2019-01-14 19:24:48,583 INFO L701 Elim1Store]: detected not equals via solver [2019-01-14 19:24:48,598 INFO L701 Elim1Store]: detected not equals via solver [2019-01-14 19:24:48,606 INFO L701 Elim1Store]: detected not equals via solver [2019-01-14 19:24:48,619 INFO L701 Elim1Store]: detected not equals via solver [2019-01-14 19:24:48,634 INFO L701 Elim1Store]: detected not equals via solver [2019-01-14 19:24:48,649 INFO L701 Elim1Store]: detected not equals via solver [2019-01-14 19:24:48,664 INFO L701 Elim1Store]: detected not equals via solver [2019-01-14 19:24:48,680 INFO L701 Elim1Store]: detected not equals via solver [2019-01-14 19:24:48,695 INFO L701 Elim1Store]: detected not equals via solver [2019-01-14 19:24:48,710 INFO L701 Elim1Store]: detected not equals via solver [2019-01-14 19:24:48,724 INFO L701 Elim1Store]: detected not equals via solver [2019-01-14 19:24:48,735 INFO L701 Elim1Store]: detected not equals via solver [2019-01-14 19:24:48,749 INFO L701 Elim1Store]: detected not equals via solver [2019-01-14 19:24:48,762 INFO L701 Elim1Store]: detected not equals via solver [2019-01-14 19:24:48,776 INFO L701 Elim1Store]: detected not equals via solver [2019-01-14 19:24:48,790 INFO L701 Elim1Store]: detected not equals via solver [2019-01-14 19:24:48,805 INFO L701 Elim1Store]: detected not equals via solver [2019-01-14 19:24:48,817 INFO L701 Elim1Store]: detected not equals via solver [2019-01-14 19:24:48,830 INFO L701 Elim1Store]: detected not equals via solver [2019-01-14 19:24:48,844 INFO L701 Elim1Store]: detected not equals via solver [2019-01-14 19:24:48,857 INFO L701 Elim1Store]: detected not equals via solver [2019-01-14 19:24:48,869 INFO L701 Elim1Store]: detected not equals via solver [2019-01-14 19:24:48,881 INFO L701 Elim1Store]: detected not equals via solver [2019-01-14 19:24:48,894 INFO L701 Elim1Store]: detected not equals via solver [2019-01-14 19:24:48,908 INFO L701 Elim1Store]: detected not equals via solver [2019-01-14 19:24:48,920 INFO L701 Elim1Store]: detected not equals via solver [2019-01-14 19:24:48,935 INFO L701 Elim1Store]: detected not equals via solver [2019-01-14 19:24:48,949 INFO L701 Elim1Store]: detected not equals via solver [2019-01-14 19:24:48,960 INFO L701 Elim1Store]: detected not equals via solver [2019-01-14 19:24:48,972 INFO L701 Elim1Store]: detected not equals via solver [2019-01-14 19:24:48,986 INFO L701 Elim1Store]: detected not equals via solver [2019-01-14 19:24:49,001 INFO L701 Elim1Store]: detected not equals via solver [2019-01-14 19:24:49,014 INFO L701 Elim1Store]: detected not equals via solver [2019-01-14 19:24:49,023 INFO L701 Elim1Store]: detected not equals via solver [2019-01-14 19:24:49,036 INFO L701 Elim1Store]: detected not equals via solver [2019-01-14 19:24:49,050 INFO L701 Elim1Store]: detected not equals via solver [2019-01-14 19:24:49,064 INFO L701 Elim1Store]: detected not equals via solver [2019-01-14 19:24:49,078 INFO L701 Elim1Store]: detected not equals via solver [2019-01-14 19:24:49,090 INFO L701 Elim1Store]: detected not equals via solver [2019-01-14 19:24:49,104 INFO L701 Elim1Store]: detected not equals via solver [2019-01-14 19:24:49,117 INFO L701 Elim1Store]: detected not equals via solver [2019-01-14 19:24:49,130 INFO L701 Elim1Store]: detected not equals via solver [2019-01-14 19:24:49,146 INFO L701 Elim1Store]: detected not equals via solver [2019-01-14 19:24:49,160 INFO L701 Elim1Store]: detected not equals via solver [2019-01-14 19:24:49,172 INFO L701 Elim1Store]: detected not equals via solver [2019-01-14 19:24:49,182 INFO L701 Elim1Store]: detected not equals via solver [2019-01-14 19:24:49,196 INFO L701 Elim1Store]: detected not equals via solver [2019-01-14 19:24:49,208 INFO L701 Elim1Store]: detected not equals via solver [2019-01-14 19:24:49,221 INFO L701 Elim1Store]: detected not equals via solver [2019-01-14 19:24:49,234 INFO L701 Elim1Store]: detected not equals via solver [2019-01-14 19:24:49,246 INFO L701 Elim1Store]: detected not equals via solver [2019-01-14 19:24:49,260 INFO L701 Elim1Store]: detected not equals via solver [2019-01-14 19:24:49,273 INFO L701 Elim1Store]: detected not equals via solver [2019-01-14 19:24:49,285 INFO L701 Elim1Store]: detected not equals via solver [2019-01-14 19:24:49,299 INFO L701 Elim1Store]: detected not equals via solver [2019-01-14 19:24:49,313 INFO L701 Elim1Store]: detected not equals via solver [2019-01-14 19:24:49,327 INFO L701 Elim1Store]: detected not equals via solver [2019-01-14 19:24:49,342 INFO L701 Elim1Store]: detected not equals via solver [2019-01-14 19:24:49,353 INFO L701 Elim1Store]: detected not equals via solver [2019-01-14 19:24:49,366 INFO L701 Elim1Store]: detected not equals via solver [2019-01-14 19:24:49,381 INFO L701 Elim1Store]: detected not equals via solver [2019-01-14 19:24:49,394 INFO L701 Elim1Store]: detected not equals via solver [2019-01-14 19:24:49,401 INFO L701 Elim1Store]: detected not equals via solver [2019-01-14 19:24:49,414 INFO L701 Elim1Store]: detected not equals via solver [2019-01-14 19:24:49,428 INFO L701 Elim1Store]: detected not equals via solver [2019-01-14 19:24:49,442 INFO L701 Elim1Store]: detected not equals via solver [2019-01-14 19:24:49,453 INFO L701 Elim1Store]: detected not equals via solver [2019-01-14 19:24:49,466 INFO L701 Elim1Store]: detected not equals via solver [2019-01-14 19:24:49,480 INFO L701 Elim1Store]: detected not equals via solver [2019-01-14 19:24:49,494 INFO L701 Elim1Store]: detected not equals via solver [2019-01-14 19:24:49,509 INFO L701 Elim1Store]: detected not equals via solver [2019-01-14 19:24:49,523 INFO L701 Elim1Store]: detected not equals via solver [2019-01-14 19:24:49,536 INFO L701 Elim1Store]: detected not equals via solver [2019-01-14 19:24:49,551 INFO L701 Elim1Store]: detected not equals via solver [2019-01-14 19:24:49,566 INFO L701 Elim1Store]: detected not equals via solver [2019-01-14 19:24:49,581 INFO L701 Elim1Store]: detected not equals via solver [2019-01-14 19:24:49,595 INFO L701 Elim1Store]: detected not equals via solver [2019-01-14 19:24:49,609 INFO L701 Elim1Store]: detected not equals via solver [2019-01-14 19:24:49,619 INFO L701 Elim1Store]: detected not equals via solver [2019-01-14 19:24:49,632 INFO L701 Elim1Store]: detected not equals via solver [2019-01-14 19:24:49,646 INFO L701 Elim1Store]: detected not equals via solver [2019-01-14 19:24:49,661 INFO L701 Elim1Store]: detected not equals via solver [2019-01-14 19:24:49,675 INFO L701 Elim1Store]: detected not equals via solver [2019-01-14 19:24:49,690 INFO L701 Elim1Store]: detected not equals via solver [2019-01-14 19:24:49,702 INFO L701 Elim1Store]: detected not equals via solver [2019-01-14 19:24:49,716 INFO L701 Elim1Store]: detected not equals via solver [2019-01-14 19:24:49,729 INFO L701 Elim1Store]: detected not equals via solver [2019-01-14 19:24:49,743 INFO L701 Elim1Store]: detected not equals via solver [2019-01-14 19:24:49,757 INFO L701 Elim1Store]: detected not equals via solver [2019-01-14 19:24:49,771 INFO L701 Elim1Store]: detected not equals via solver [2019-01-14 19:24:49,782 INFO L701 Elim1Store]: detected not equals via solver [2019-01-14 19:24:49,795 INFO L701 Elim1Store]: detected not equals via solver [2019-01-14 19:24:49,810 INFO L701 Elim1Store]: detected not equals via solver [2019-01-14 19:24:49,824 INFO L701 Elim1Store]: detected not equals via solver [2019-01-14 19:24:49,838 INFO L701 Elim1Store]: detected not equals via solver [2019-01-14 19:24:49,850 INFO L701 Elim1Store]: detected not equals via solver [2019-01-14 19:24:49,861 INFO L701 Elim1Store]: detected not equals via solver [2019-01-14 19:24:49,874 INFO L701 Elim1Store]: detected not equals via solver [2019-01-14 19:24:49,888 INFO L701 Elim1Store]: detected not equals via solver [2019-01-14 19:24:49,900 INFO L701 Elim1Store]: detected not equals via solver [2019-01-14 19:24:49,916 INFO L701 Elim1Store]: detected not equals via solver [2019-01-14 19:24:49,928 INFO L701 Elim1Store]: detected not equals via solver [2019-01-14 19:24:49,940 INFO L701 Elim1Store]: detected not equals via solver [2019-01-14 19:24:49,956 INFO L701 Elim1Store]: detected not equals via solver [2019-01-14 19:24:49,971 INFO L701 Elim1Store]: detected not equals via solver [2019-01-14 19:24:49,985 INFO L701 Elim1Store]: detected not equals via solver [2019-01-14 19:24:50,000 INFO L701 Elim1Store]: detected not equals via solver [2019-01-14 19:24:50,015 INFO L701 Elim1Store]: detected not equals via solver [2019-01-14 19:24:50,029 INFO L701 Elim1Store]: detected not equals via solver [2019-01-14 19:24:50,044 INFO L701 Elim1Store]: detected not equals via solver [2019-01-14 19:24:50,056 INFO L701 Elim1Store]: detected not equals via solver [2019-01-14 19:24:50,069 INFO L701 Elim1Store]: detected not equals via solver [2019-01-14 19:24:50,082 INFO L701 Elim1Store]: detected not equals via solver [2019-01-14 19:24:50,398 INFO L303 Elim1Store]: Index analysis took 1940 ms [2019-01-14 19:24:50,401 INFO L478 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 16 select indices, 16 select index equivalence classes, 120 disjoint index pairs (out of 120 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 128 treesize of output 1062 [2019-01-14 19:24:50,404 INFO L267 ElimStorePlain]: Start of recursive call 8: End of recursive call: and 1 xjuncts. [2019-01-14 19:24:51,258 INFO L267 ElimStorePlain]: Start of recursive call 6: 2 dim-1 vars, End of recursive call: and 2 xjuncts. [2019-01-14 19:24:51,523 INFO L267 ElimStorePlain]: Start of recursive call 3: 1 dim-0 vars, 2 dim-1 vars, End of recursive call: and 3 xjuncts. [2019-01-14 19:24:51,649 INFO L267 ElimStorePlain]: Start of recursive call 2: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2019-01-14 19:24:51,744 INFO L267 ElimStorePlain]: Start of recursive call 1: 1 dim-0 vars, 1 dim-2 vars, End of recursive call: and 1 xjuncts. [2019-01-14 19:24:51,745 INFO L202 ElimStorePlain]: Needed 8 recursive calls to eliminate 2 variables, input treesize:173, output treesize:141 [2019-01-14 19:24:56,848 INFO L478 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 129 treesize of output 96 [2019-01-14 19:24:56,857 INFO L701 Elim1Store]: detected not equals via solver [2019-01-14 19:24:56,859 INFO L701 Elim1Store]: detected not equals via solver [2019-01-14 19:24:56,860 INFO L701 Elim1Store]: detected not equals via solver [2019-01-14 19:24:56,862 INFO L701 Elim1Store]: detected not equals via solver [2019-01-14 19:24:56,863 INFO L701 Elim1Store]: detected not equals via solver [2019-01-14 19:24:56,864 INFO L701 Elim1Store]: detected not equals via solver [2019-01-14 19:24:56,865 INFO L701 Elim1Store]: detected not equals via solver [2019-01-14 19:24:56,866 INFO L701 Elim1Store]: detected not equals via solver [2019-01-14 19:24:56,868 INFO L701 Elim1Store]: detected not equals via solver [2019-01-14 19:24:56,869 INFO L701 Elim1Store]: detected not equals via solver [2019-01-14 19:24:56,870 INFO L701 Elim1Store]: detected not equals via solver [2019-01-14 19:24:56,872 INFO L701 Elim1Store]: detected not equals via solver [2019-01-14 19:24:56,873 INFO L701 Elim1Store]: detected not equals via solver [2019-01-14 19:24:56,874 INFO L701 Elim1Store]: detected not equals via solver [2019-01-14 19:24:56,876 INFO L701 Elim1Store]: detected not equals via solver [2019-01-14 19:24:56,927 INFO L478 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 15 select indices, 15 select index equivalence classes, 120 disjoint index pairs (out of 105 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 96 treesize of output 200 [2019-01-14 19:24:56,928 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2019-01-14 19:24:57,022 INFO L267 ElimStorePlain]: Start of recursive call 2: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2019-01-14 19:24:57,078 INFO L267 ElimStorePlain]: Start of recursive call 1: 1 dim-2 vars, End of recursive call: and 1 xjuncts. [2019-01-14 19:24:57,079 INFO L202 ElimStorePlain]: Needed 3 recursive calls to eliminate 1 variables, input treesize:132, output treesize:113 [2019-01-14 19:25:00,735 INFO L478 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 123 treesize of output 90 [2019-01-14 19:25:01,069 INFO L303 Elim1Store]: Index analysis took 329 ms [2019-01-14 19:25:01,073 INFO L478 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 15 select indices, 15 select index equivalence classes, 120 disjoint index pairs (out of 105 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 90 treesize of output 108 [2019-01-14 19:25:01,073 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2019-01-14 19:25:01,128 INFO L267 ElimStorePlain]: Start of recursive call 2: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2019-01-14 19:25:01,180 INFO L267 ElimStorePlain]: Start of recursive call 1: 1 dim-2 vars, End of recursive call: and 1 xjuncts. [2019-01-14 19:25:01,181 INFO L202 ElimStorePlain]: Needed 3 recursive calls to eliminate 1 variables, input treesize:123, output treesize:108 [2019-01-14 19:25:04,328 INFO L478 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 113 treesize of output 81 [2019-01-14 19:25:04,485 INFO L478 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 16 select indices, 16 select index equivalence classes, 105 disjoint index pairs (out of 120 index pairs), introduced 0 new quantified variables, introduced 15 case distinctions, treesize of input 81 treesize of output 121 [2019-01-14 19:25:04,485 WARN L138 XnfTransformerHelper]: expecting exponential blowup for input size 15 [2019-01-14 19:25:04,488 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 4 xjuncts. [2019-01-14 19:25:04,595 INFO L267 ElimStorePlain]: Start of recursive call 2: 1 dim-1 vars, End of recursive call: and 3 xjuncts. [2019-01-14 19:25:04,702 INFO L267 ElimStorePlain]: Start of recursive call 1: 1 dim-0 vars, 1 dim-2 vars, End of recursive call: and 3 xjuncts. [2019-01-14 19:25:04,702 INFO L202 ElimStorePlain]: Needed 3 recursive calls to eliminate 2 variables, input treesize:113, output treesize:130 [2019-01-14 19:25:05,296 WARN L181 SmtUtils]: Spent 124.00 ms on a formula simplification that was a NOOP. DAG size: 68 [2019-01-14 19:25:05,816 WARN L181 SmtUtils]: Spent 126.00 ms on a formula simplification that was a NOOP. DAG size: 68 [2019-01-14 19:25:06,229 INFO L134 CoverageAnalysis]: Checked inductivity of 136 backedges. 0 proven. 136 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-01-14 19:25:06,229 INFO L316 TraceCheckSpWp]: Computing backward predicates... [2019-01-14 19:25:09,205 INFO L267 ElimStorePlain]: Start of recursive call 3: 1 dim-0 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2019-01-14 19:25:09,245 INFO L267 ElimStorePlain]: Start of recursive call 2: 1 dim-1 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2019-01-14 19:25:09,271 INFO L267 ElimStorePlain]: Start of recursive call 1: 1 dim-2 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2019-01-14 19:25:09,271 INFO L202 ElimStorePlain]: Needed 3 recursive calls to eliminate 1 variables, input treesize:24, output treesize:10 [2019-01-14 19:25:09,833 INFO L300 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2019-01-14 19:25:09,833 INFO L223 ckRefinementStrategy]: Switched to mode Z3_FPBP No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 29 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 29 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:12000 [2019-01-14 19:25:09,845 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-01-14 19:25:09,956 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-01-14 19:25:09,967 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2019-01-14 19:25:11,434 INFO L478 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 8 [2019-01-14 19:25:11,436 INFO L478 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 8 treesize of output 7 [2019-01-14 19:25:11,437 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2019-01-14 19:25:11,439 INFO L267 ElimStorePlain]: Start of recursive call 2: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2019-01-14 19:25:11,444 INFO L267 ElimStorePlain]: Start of recursive call 1: 1 dim-2 vars, End of recursive call: and 1 xjuncts. [2019-01-14 19:25:11,445 INFO L202 ElimStorePlain]: Needed 3 recursive calls to eliminate 1 variables, input treesize:15, output treesize:11 [2019-01-14 19:25:13,371 INFO L267 ElimStorePlain]: Start of recursive call 3: 1 dim-0 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2019-01-14 19:25:13,379 INFO L267 ElimStorePlain]: Start of recursive call 2: 1 dim-1 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2019-01-14 19:25:13,406 INFO L267 ElimStorePlain]: Start of recursive call 1: 1 dim-2 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2019-01-14 19:25:13,407 INFO L202 ElimStorePlain]: Needed 3 recursive calls to eliminate 1 variables, input treesize:50, output treesize:38 [2019-01-14 19:25:20,080 WARN L181 SmtUtils]: Spent 2.02 s on a formula simplification that was a NOOP. DAG size: 22 [2019-01-14 19:25:20,096 INFO L478 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 36 treesize of output 31 [2019-01-14 19:25:20,101 INFO L701 Elim1Store]: detected not equals via solver [2019-01-14 19:25:20,106 INFO L478 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 31 treesize of output 41 [2019-01-14 19:25:20,112 INFO L701 Elim1Store]: detected not equals via solver [2019-01-14 19:25:20,114 INFO L701 Elim1Store]: detected not equals via solver [2019-01-14 19:25:20,116 INFO L701 Elim1Store]: detected not equals via solver [2019-01-14 19:25:20,125 INFO L478 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 3 disjoint index pairs (out of 1 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 33 treesize of output 45 [2019-01-14 19:25:20,126 INFO L267 ElimStorePlain]: Start of recursive call 4: End of recursive call: and 1 xjuncts. [2019-01-14 19:25:20,142 INFO L267 ElimStorePlain]: Start of recursive call 3: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2019-01-14 19:25:20,154 INFO L267 ElimStorePlain]: Start of recursive call 2: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2019-01-14 19:25:20,184 INFO L267 ElimStorePlain]: Start of recursive call 1: 1 dim-0 vars, 1 dim-2 vars, End of recursive call: and 1 xjuncts. [2019-01-14 19:25:20,185 INFO L202 ElimStorePlain]: Needed 4 recursive calls to eliminate 2 variables, input treesize:58, output treesize:22 [2019-01-14 19:25:28,111 INFO L701 Elim1Store]: detected not equals via solver [2019-01-14 19:25:28,114 INFO L478 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 31 treesize of output 38 [2019-01-14 19:25:28,119 INFO L683 Elim1Store]: detected equality via solver [2019-01-14 19:25:28,121 INFO L701 Elim1Store]: detected not equals via solver [2019-01-14 19:25:28,122 INFO L478 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 38 treesize of output 15 [2019-01-14 19:25:28,123 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2019-01-14 19:25:28,132 INFO L267 ElimStorePlain]: Start of recursive call 2: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2019-01-14 19:25:28,139 INFO L267 ElimStorePlain]: Start of recursive call 1: 1 dim-2 vars, End of recursive call: and 1 xjuncts. [2019-01-14 19:25:28,141 INFO L202 ElimStorePlain]: Needed 3 recursive calls to eliminate 1 variables, input treesize:39, output treesize:13 [2019-01-14 19:25:33,436 INFO L478 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 19 treesize of output 15 [2019-01-14 19:25:33,440 INFO L478 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 15 treesize of output 5 [2019-01-14 19:25:33,440 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2019-01-14 19:25:33,444 INFO L267 ElimStorePlain]: Start of recursive call 2: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2019-01-14 19:25:33,445 INFO L267 ElimStorePlain]: Start of recursive call 1: 1 dim-0 vars, 1 dim-2 vars, End of recursive call: and 1 xjuncts. [2019-01-14 19:25:33,446 INFO L202 ElimStorePlain]: Needed 3 recursive calls to eliminate 2 variables, input treesize:19, output treesize:5 [2019-01-14 19:25:33,861 INFO L134 CoverageAnalysis]: Checked inductivity of 136 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 136 trivial. 0 not checked. [2019-01-14 19:25:33,861 INFO L312 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2019-01-14 19:25:33,882 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 1 imperfect interpolant sequences. [2019-01-14 19:25:33,882 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [42] imperfect sequences [63] total 101 [2019-01-14 19:25:33,882 INFO L459 AbstractCegarLoop]: Interpolant automaton has 101 states [2019-01-14 19:25:33,883 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 101 interpolants. [2019-01-14 19:25:33,887 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=320, Invalid=11456, Unknown=4, NotChecked=430, Total=12210 [2019-01-14 19:25:33,887 INFO L87 Difference]: Start difference. First operand 141 states and 143 transitions. Second operand 101 states. [2019-01-14 19:26:56,748 WARN L181 SmtUtils]: Spent 2.05 s on a formula simplification that was a NOOP. DAG size: 29 [2019-01-14 19:27:04,650 WARN L181 SmtUtils]: Spent 4.16 s on a formula simplification. DAG size of input: 38 DAG size of output: 31 [2019-01-14 19:27:11,068 WARN L181 SmtUtils]: Spent 2.06 s on a formula simplification that was a NOOP. DAG size: 32 [2019-01-14 19:27:21,492 WARN L181 SmtUtils]: Spent 208.00 ms on a formula simplification that was a NOOP. DAG size: 128 [2019-01-14 19:27:22,200 WARN L181 SmtUtils]: Spent 115.00 ms on a formula simplification that was a NOOP. DAG size: 72 [2019-01-14 19:27:37,574 WARN L181 SmtUtils]: Spent 180.00 ms on a formula simplification that was a NOOP. DAG size: 103 [2019-01-14 19:27:39,668 WARN L181 SmtUtils]: Spent 178.00 ms on a formula simplification that was a NOOP. DAG size: 104 [2019-01-14 19:27:41,507 WARN L181 SmtUtils]: Spent 189.00 ms on a formula simplification that was a NOOP. DAG size: 109 [2019-01-14 19:27:48,695 WARN L181 SmtUtils]: Spent 146.00 ms on a formula simplification that was a NOOP. DAG size: 93 [2019-01-14 19:27:49,592 WARN L181 SmtUtils]: Spent 172.00 ms on a formula simplification that was a NOOP. DAG size: 89 [2019-01-14 19:27:50,743 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-01-14 19:27:50,744 INFO L93 Difference]: Finished difference Result 116 states and 116 transitions. [2019-01-14 19:27:50,746 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 63 states. [2019-01-14 19:27:50,746 INFO L78 Accepts]: Start accepts. Automaton has 101 states. Word has length 117 [2019-01-14 19:27:50,747 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-01-14 19:27:50,747 INFO L225 Difference]: With dead ends: 116 [2019-01-14 19:27:50,748 INFO L226 Difference]: Without dead ends: 116 [2019-01-14 19:27:50,756 INFO L631 BasicCegarLoop]: 0 DeclaredPredicates, 291 GetRequests, 138 SyntacticMatches, 1 SemanticMatches, 152 ConstructedPredicates, 2 IntricatePredicates, 0 DeprecatedPredicates, 3526 ImplicationChecksByTransitivity, 79.4s TimeCoverageRelationStatistics Valid=742, Invalid=22214, Unknown=4, NotChecked=602, Total=23562 [2019-01-14 19:27:50,756 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 116 states. [2019-01-14 19:27:50,758 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 116 to 116. [2019-01-14 19:27:50,758 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 116 states. [2019-01-14 19:27:50,758 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 116 states to 116 states and 116 transitions. [2019-01-14 19:27:50,759 INFO L78 Accepts]: Start accepts. Automaton has 116 states and 116 transitions. Word has length 117 [2019-01-14 19:27:50,759 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-01-14 19:27:50,759 INFO L480 AbstractCegarLoop]: Abstraction has 116 states and 116 transitions. [2019-01-14 19:27:50,759 INFO L481 AbstractCegarLoop]: Interpolant automaton has 101 states. [2019-01-14 19:27:50,759 INFO L276 IsEmpty]: Start isEmpty. Operand 116 states and 116 transitions. [2019-01-14 19:27:50,760 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 116 [2019-01-14 19:27:50,760 INFO L394 BasicCegarLoop]: Found error trace [2019-01-14 19:27:50,760 INFO L402 BasicCegarLoop]: trace histogram [16, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-01-14 19:27:50,764 INFO L423 AbstractCegarLoop]: === Iteration 28 === [ldv_kref_initErr0REQUIRES_VIOLATION, ldv_kref_initErr1REQUIRES_VIOLATION, ldv_list_addErr0REQUIRES_VIOLATION, ldv_list_addErr1REQUIRES_VIOLATION, ldv_kobject_createErr0REQUIRES_VIOLATION, ldv_kobject_createErr1REQUIRES_VIOLATION, ldv_destroy_msgsErr3REQUIRES_VIOLATION, ldv_destroy_msgsErr4REQUIRES_VIOLATION, ldv_destroy_msgsErr5REQUIRES_VIOLATION, ldv_destroy_msgsErr0REQUIRES_VIOLATION, ldv_destroy_msgsErr1REQUIRES_VIOLATION, ldv_destroy_msgsErr2REQUIRES_VIOLATION, ldv_msg_fillErr5REQUIRES_VIOLATION, ldv_msg_fillErr4REQUIRES_VIOLATION, ldv_msg_fillErr3REQUIRES_VIOLATION, ldv_msg_fillErr2REQUIRES_VIOLATION, ldv_msg_fillErr1REQUIRES_VIOLATION, ldv_msg_fillErr0REQUIRES_VIOLATION, ldv_atomic_add_returnErr0REQUIRES_VIOLATION, ldv_atomic_add_returnErr1REQUIRES_VIOLATION, ldv_atomic_add_returnErr2REQUIRES_VIOLATION, ldv_atomic_add_returnErr3REQUIRES_VIOLATION, __ldv_list_delErr3REQUIRES_VIOLATION, __ldv_list_delErr1REQUIRES_VIOLATION, __ldv_list_delErr0REQUIRES_VIOLATION, __ldv_list_delErr2REQUIRES_VIOLATION, ldv_kobject_cleanupErr1REQUIRES_VIOLATION, ldv_kobject_cleanupErr7ASSERT_VIOLATIONMEMORY_FREE, ldv_kobject_cleanupErr3ASSERT_VIOLATIONMEMORY_FREE, ldv_kobject_cleanupErr0REQUIRES_VIOLATION, ldv_kobject_cleanupErr4ASSERT_VIOLATIONMEMORY_FREE, ldv_kobject_cleanupErr2ASSERT_VIOLATIONMEMORY_FREE, ldv_kobject_cleanupErr6ASSERT_VIOLATIONMEMORY_FREE, ldv_kobject_cleanupErr5ASSERT_VIOLATIONMEMORY_FREE, ldv_msg_freeErr1REQUIRES_VIOLATION, ldv_msg_freeErr5ASSERT_VIOLATIONMEMORY_FREE, ldv_msg_freeErr0REQUIRES_VIOLATION, ldv_msg_freeErr2ASSERT_VIOLATIONMEMORY_FREE, ldv_msg_freeErr6ASSERT_VIOLATIONMEMORY_FREE, ldv_msg_freeErr3ASSERT_VIOLATIONMEMORY_FREE, ldv_msg_freeErr7ASSERT_VIOLATIONMEMORY_FREE, ldv_msg_freeErr4ASSERT_VIOLATIONMEMORY_FREE, mainErr0ENSURES_VIOLATIONMEMORY_LEAK, LDV_INIT_LIST_HEADErr0REQUIRES_VIOLATION, LDV_INIT_LIST_HEADErr1REQUIRES_VIOLATION, LDV_INIT_LIST_HEADErr2REQUIRES_VIOLATION, LDV_INIT_LIST_HEADErr3REQUIRES_VIOLATION, ldv_list_delErr0REQUIRES_VIOLATION, ldv_list_delErr1REQUIRES_VIOLATION, ldv_list_delErr2REQUIRES_VIOLATION, ldv_list_delErr3REQUIRES_VIOLATION, __ldv_list_addErr3REQUIRES_VIOLATION, __ldv_list_addErr5REQUIRES_VIOLATION, __ldv_list_addErr4REQUIRES_VIOLATION, __ldv_list_addErr6REQUIRES_VIOLATION, __ldv_list_addErr1REQUIRES_VIOLATION, __ldv_list_addErr0REQUIRES_VIOLATION, __ldv_list_addErr2REQUIRES_VIOLATION, __ldv_list_addErr7REQUIRES_VIOLATION, ldv_dev_set_drvdataErr0REQUIRES_VIOLATION, ldv_dev_set_drvdataErr1REQUIRES_VIOLATION, ldv_atomic_sub_returnErr0REQUIRES_VIOLATION, ldv_atomic_sub_returnErr1REQUIRES_VIOLATION, ldv_atomic_sub_returnErr2REQUIRES_VIOLATION, ldv_atomic_sub_returnErr3REQUIRES_VIOLATION, ldv_list_add_tailErr1REQUIRES_VIOLATION, ldv_list_add_tailErr0REQUIRES_VIOLATION, ldv_dev_get_drvdataErr1REQUIRES_VIOLATION, ldv_dev_get_drvdataErr0REQUIRES_VIOLATION, ldv_msg_allocErr1REQUIRES_VIOLATION, ldv_msg_allocErr0REQUIRES_VIOLATION]=== [2019-01-14 19:27:50,764 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-01-14 19:27:50,765 INFO L82 PathProgramCache]: Analyzing trace with hash 1976362389, now seen corresponding path program 1 times [2019-01-14 19:27:50,765 INFO L223 ckRefinementStrategy]: Switched to mode CVC4_FPBP [2019-01-14 19:27:50,765 INFO L69 tionRefinementEngine]: Using refinement strategy WolfRefinementStrategy No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/cvc4 Starting monitored process 30 with cvc4 --incremental --print-success --lang smt --rewrite-divk (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 30 with cvc4 --incremental --print-success --lang smt --rewrite-divk [2019-01-14 19:27:50,787 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-01-14 19:27:57,043 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2019-01-14 19:28:03,375 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2019-01-14 19:28:03,608 INFO L469 BasicCegarLoop]: Counterexample might be feasible [2019-01-14 19:28:03,641 WARN L416 cessorBacktranslator]: Generated EnsuresSpecification free ensures #res.base == #ptr.base && #res.offset == #ptr.offset; is not ensure(true) [2019-01-14 19:28:03,658 WARN L416 cessorBacktranslator]: Generated EnsuresSpecification ensures #valid == old(#valid); is not ensure(true) [2019-01-14 19:28:03,670 WARN L1298 BoogieBacktranslator]: Unfinished Backtranslation: BitvecLiteral 0bv32 could not be translated for associated CType STRUCT~~ldv_list_head?next~*ldv_list_head?prev~*ldv_list_head# [2019-01-14 19:28:03,670 WARN L1298 BoogieBacktranslator]: Unfinished Backtranslation: BitvecLiteral 0bv32 could not be translated for associated CType STRUCT~~ldv_list_head?next~*ldv_list_head?prev~*ldv_list_head# [2019-01-14 19:28:03,720 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 14.01 07:28:03 BoogieIcfgContainer [2019-01-14 19:28:03,720 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2019-01-14 19:28:03,720 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2019-01-14 19:28:03,720 INFO L271 PluginConnector]: Initializing Witness Printer... [2019-01-14 19:28:03,720 INFO L276 PluginConnector]: Witness Printer initialized [2019-01-14 19:28:03,723 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 14.01 07:22:56" (3/4) ... [2019-01-14 19:28:03,727 INFO L147 WitnessPrinter]: No result that supports witness generation found [2019-01-14 19:28:03,727 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2019-01-14 19:28:03,728 INFO L168 Benchmark]: Toolchain (without parser) took 311636.81 ms. Allocated memory was 1.0 GB in the beginning and 1.3 GB in the end (delta: 308.3 MB). Free memory was 946.0 MB in the beginning and 930.1 MB in the end (delta: 15.9 MB). Peak memory consumption was 324.2 MB. Max. memory is 11.5 GB. [2019-01-14 19:28:03,729 INFO L168 Benchmark]: CDTParser took 0.15 ms. Allocated memory is still 1.0 GB. Free memory is still 978.2 MB. There was no memory consumed. Max. memory is 11.5 GB. [2019-01-14 19:28:03,729 INFO L168 Benchmark]: CACSL2BoogieTranslator took 854.56 ms. Allocated memory was 1.0 GB in the beginning and 1.1 GB in the end (delta: 104.9 MB). Free memory was 946.0 MB in the beginning and 1.1 GB in the end (delta: -125.0 MB). Peak memory consumption was 31.3 MB. Max. memory is 11.5 GB. [2019-01-14 19:28:03,729 INFO L168 Benchmark]: Boogie Preprocessor took 130.81 ms. Allocated memory is still 1.1 GB. Free memory is still 1.1 GB. There was no memory consumed. Max. memory is 11.5 GB. [2019-01-14 19:28:03,729 INFO L168 Benchmark]: RCFGBuilder took 3181.11 ms. Allocated memory is still 1.1 GB. Free memory was 1.1 GB in the beginning and 961.4 MB in the end (delta: 109.6 MB). Peak memory consumption was 109.6 MB. Max. memory is 11.5 GB. [2019-01-14 19:28:03,730 INFO L168 Benchmark]: TraceAbstraction took 307458.12 ms. Allocated memory was 1.1 GB in the beginning and 1.3 GB in the end (delta: 203.4 MB). Free memory was 961.4 MB in the beginning and 930.1 MB in the end (delta: 31.3 MB). Peak memory consumption was 234.8 MB. Max. memory is 11.5 GB. [2019-01-14 19:28:03,730 INFO L168 Benchmark]: Witness Printer took 7.23 ms. Allocated memory is still 1.3 GB. Free memory is still 930.1 MB. There was no memory consumed. Max. memory is 11.5 GB. [2019-01-14 19:28:03,732 INFO L336 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.15 ms. Allocated memory is still 1.0 GB. Free memory is still 978.2 MB. There was no memory consumed. Max. memory is 11.5 GB. * CACSL2BoogieTranslator took 854.56 ms. Allocated memory was 1.0 GB in the beginning and 1.1 GB in the end (delta: 104.9 MB). Free memory was 946.0 MB in the beginning and 1.1 GB in the end (delta: -125.0 MB). Peak memory consumption was 31.3 MB. Max. memory is 11.5 GB. * Boogie Preprocessor took 130.81 ms. Allocated memory is still 1.1 GB. Free memory is still 1.1 GB. There was no memory consumed. Max. memory is 11.5 GB. * RCFGBuilder took 3181.11 ms. Allocated memory is still 1.1 GB. Free memory was 1.1 GB in the beginning and 961.4 MB in the end (delta: 109.6 MB). Peak memory consumption was 109.6 MB. Max. memory is 11.5 GB. * TraceAbstraction took 307458.12 ms. Allocated memory was 1.1 GB in the beginning and 1.3 GB in the end (delta: 203.4 MB). Free memory was 961.4 MB in the beginning and 930.1 MB in the end (delta: 31.3 MB). Peak memory consumption was 234.8 MB. Max. memory is 11.5 GB. * Witness Printer took 7.23 ms. Allocated memory is still 1.3 GB. Free memory is still 930.1 MB. There was no memory consumed. Max. memory is 11.5 GB. * Results from de.uni_freiburg.informatik.ultimate.boogie.preprocessor: - GenericResult: Unfinished Backtranslation Generated EnsuresSpecification free ensures #res.base == #ptr.base && #res.offset == #ptr.offset; is not ensure(true) - GenericResult: Unfinished Backtranslation Generated EnsuresSpecification ensures #valid == old(#valid); is not ensure(true) * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: BitvecLiteral 0bv32 could not be translated for associated CType STRUCT~~ldv_list_head?next~*ldv_list_head?prev~*ldv_list_head# - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: BitvecLiteral 0bv32 could not be translated for associated CType STRUCT~~ldv_list_head?next~*ldv_list_head?prev~*ldv_list_head# * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - UnprovableResult [Line: 1452]: Unable to prove that all allocated memory was freed Unable to prove that all allocated memory was freed Reason: overapproximation of memtrack at line 1452. Possible FailurePath: [L1135] struct ldv_list_head ldv_global_msg_list = { &(ldv_global_msg_list), &(ldv_global_msg_list) }; VAL [\old(ldv_global_msg_list)=null, \old(ldv_global_msg_list)=null, ldv_global_msg_list={-2078209977:0}] [L1453] CALL entry_point() VAL [ldv_global_msg_list={-2078209977:0}] [L1445] struct ldv_kobject *kobj; VAL [ldv_global_msg_list={-2078209977:0}] [L1446] CALL, EXPR ldv_kobject_create() VAL [ldv_global_msg_list={-2078209977:0}] [L1406] struct ldv_kobject *kobj; VAL [ldv_global_msg_list={-2078209977:0}] [L1408] CALL, EXPR ldv_malloc(sizeof(*kobj)) VAL [\old(size)=16, ldv_global_msg_list={-2078209977:0}] [L1073] COND TRUE __VERIFIER_nondet_int() [L1074] return malloc(size); VAL [\old(size)=16, \result={-1004468158:0}, ldv_global_msg_list={-2078209977:0}, malloc(size)={-1004468158:0}, size=16] [L1408] RET, EXPR ldv_malloc(sizeof(*kobj)) VAL [ldv_global_msg_list={-2078209977:0}, ldv_malloc(sizeof(*kobj))={-1004468158:0}] [L1408] kobj = ldv_malloc(sizeof(*kobj)) [L1409] COND FALSE !(!kobj) VAL [kobj={-1004468158:0}, ldv_global_msg_list={-2078209977:0}] [L1411] FCALL memset(kobj, 0, sizeof(*kobj)) VAL [kobj={-1004468158:0}, ldv_global_msg_list={-2078209977:0}, memset(kobj, 0, sizeof(*kobj))={-1004468158:0}] [L1413] CALL ldv_kobject_init(kobj) VAL [kobj={-1004468158:0}, ldv_global_msg_list={-2078209977:0}] [L1394] COND FALSE !(!kobj) VAL [kobj={-1004468158:0}, kobj={-1004468158:0}, ldv_global_msg_list={-2078209977:0}] [L1398] CALL ldv_kobject_init_internal(kobj) VAL [kobj={-1004468158:0}, ldv_global_msg_list={-2078209977:0}] [L1380] COND FALSE !(!kobj) VAL [kobj={-1004468158:0}, kobj={-1004468158:0}, ldv_global_msg_list={-2078209977:0}] [L1382] CALL ldv_kref_init(&kobj->kref) VAL [kref={-1004468158:12}, ldv_global_msg_list={-2078209977:0}] [L1294] ((&kref->refcount)->counter) = (1) VAL [kref={-1004468158:12}, kref={-1004468158:12}, ldv_global_msg_list={-2078209977:0}] [L1382] RET ldv_kref_init(&kobj->kref) VAL [kobj={-1004468158:0}, kobj={-1004468158:0}, ldv_global_msg_list={-2078209977:0}] [L1383] CALL LDV_INIT_LIST_HEAD(&kobj->entry) VAL [ldv_global_msg_list={-2078209977:0}, list={-1004468158:4}] [L1099] list->next = list VAL [ldv_global_msg_list={-2078209977:0}, list={-1004468158:4}, list={-1004468158:4}] [L1100] list->prev = list VAL [ldv_global_msg_list={-2078209977:0}, list={-1004468158:4}, list={-1004468158:4}] [L1383] RET LDV_INIT_LIST_HEAD(&kobj->entry) VAL [kobj={-1004468158:0}, kobj={-1004468158:0}, ldv_global_msg_list={-2078209977:0}] [L1398] RET ldv_kobject_init_internal(kobj) VAL [kobj={-1004468158:0}, kobj={-1004468158:0}, ldv_global_msg_list={-2078209977:0}] [L1413] RET ldv_kobject_init(kobj) VAL [kobj={-1004468158:0}, ldv_global_msg_list={-2078209977:0}] [L1414] return kobj; VAL [\result={-1004468158:0}, kobj={-1004468158:0}, ldv_global_msg_list={-2078209977:0}] [L1446] RET, EXPR ldv_kobject_create() VAL [ldv_global_msg_list={-2078209977:0}, ldv_kobject_create()={-1004468158:0}] [L1446] kobj = ldv_kobject_create() [L1447] CALL f_22_get(kobj) VAL [kobj={-1004468158:0}, ldv_global_msg_list={-2078209977:0}] [L1437] CALL ldv_kobject_get(kobj) VAL [kobj={-1004468158:0}, ldv_global_msg_list={-2078209977:0}] [L1373] COND TRUE \read(*kobj) VAL [kobj={-1004468158:0}, kobj={-1004468158:0}, ldv_global_msg_list={-2078209977:0}] [L1374] CALL ldv_kref_get(&kobj->kref) VAL [kref={-1004468158:12}, ldv_global_msg_list={-2078209977:0}] [L1308] CALL ldv_atomic_add_return(1, (&kref->refcount)) VAL [\old(i)=1, ldv_global_msg_list={-2078209977:0}, v={-1004468158:12}] [L1255] int temp; VAL [\old(i)=1, i=1, ldv_global_msg_list={-2078209977:0}, v={-1004468158:12}, v={-1004468158:12}] [L1256] EXPR v->counter VAL [\old(i)=1, i=1, ldv_global_msg_list={-2078209977:0}, v={-1004468158:12}, v={-1004468158:12}, v->counter=1] [L1256] temp = v->counter [L1257] temp += i VAL [\old(i)=1, i=1, ldv_global_msg_list={-2078209977:0}, temp=2, v={-1004468158:12}, v={-1004468158:12}] [L1258] v->counter = temp VAL [\old(i)=1, i=1, ldv_global_msg_list={-2078209977:0}, temp=2, v={-1004468158:12}, v={-1004468158:12}] [L1259] return temp; VAL [\old(i)=1, \result=2, i=1, ldv_global_msg_list={-2078209977:0}, temp=2, v={-1004468158:12}, v={-1004468158:12}] [L1308] RET ldv_atomic_add_return(1, (&kref->refcount)) VAL [kref={-1004468158:12}, kref={-1004468158:12}, ldv_atomic_add_return(1, (&kref->refcount))=2, ldv_global_msg_list={-2078209977:0}] [L1374] RET ldv_kref_get(&kobj->kref) VAL [kobj={-1004468158:0}, kobj={-1004468158:0}, ldv_global_msg_list={-2078209977:0}] [L1375] return kobj; VAL [\result={-1004468158:0}, kobj={-1004468158:0}, kobj={-1004468158:0}, ldv_global_msg_list={-2078209977:0}] [L1437] RET ldv_kobject_get(kobj) VAL [kobj={-1004468158:0}, kobj={-1004468158:0}, ldv_global_msg_list={-2078209977:0}, ldv_kobject_get(kobj)={-1004468158:0}] [L1447] RET f_22_get(kobj) VAL [kobj={-1004468158:0}, ldv_global_msg_list={-2078209977:0}] [L1449] CALL ldv_kobject_put(kobj) VAL [kobj={-1004468158:0}, ldv_global_msg_list={-2078209977:0}] [L1361] COND TRUE \read(*kobj) VAL [kobj={-1004468158:0}, kobj={-1004468158:0}, ldv_global_msg_list={-2078209977:0}] [L1363] CALL ldv_kref_put(&kobj->kref, ldv_kobject_release) VAL [kref={-1004468158:12}, ldv_global_msg_list={-2078209977:0}, release={-1:0}] [L1313] CALL, EXPR ldv_kref_sub(kref, 1, release) VAL [\old(count)=1, kref={-1004468158:12}, ldv_global_msg_list={-2078209977:0}, release={-1:0}] [L1281] CALL, EXPR ldv_atomic_sub_return(((int) count), (&kref->refcount)) VAL [\old(i)=1, ldv_global_msg_list={-2078209977:0}, v={-1004468158:12}] [L1264] int temp; VAL [\old(i)=1, i=1, ldv_global_msg_list={-2078209977:0}, v={-1004468158:12}, v={-1004468158:12}] [L1265] EXPR v->counter VAL [\old(i)=1, i=1, ldv_global_msg_list={-2078209977:0}, v={-1004468158:12}, v={-1004468158:12}, v->counter=2] [L1265] temp = v->counter [L1266] temp -= i VAL [\old(i)=1, i=1, ldv_global_msg_list={-2078209977:0}, temp=1, v={-1004468158:12}, v={-1004468158:12}] [L1267] v->counter = temp VAL [\old(i)=1, i=1, ldv_global_msg_list={-2078209977:0}, temp=1, v={-1004468158:12}, v={-1004468158:12}] [L1268] return temp; VAL [\old(i)=1, \result=1, i=1, ldv_global_msg_list={-2078209977:0}, temp=1, v={-1004468158:12}, v={-1004468158:12}] [L1281] RET, EXPR ldv_atomic_sub_return(((int) count), (&kref->refcount)) VAL [\old(count)=1, count=1, kref={-1004468158:12}, kref={-1004468158:12}, ldv_atomic_sub_return(((int) count), (&kref->refcount))=1, ldv_global_msg_list={-2078209977:0}, release={-1:0}, release={-1:0}] [L1281] COND FALSE !((ldv_atomic_sub_return(((int) count), (&kref->refcount)) == 0)) [L1285] return 0; VAL [\old(count)=1, \result=0, count=1, kref={-1004468158:12}, kref={-1004468158:12}, ldv_global_msg_list={-2078209977:0}, release={-1:0}, release={-1:0}] [L1313] RET, EXPR ldv_kref_sub(kref, 1, release) VAL [kref={-1004468158:12}, kref={-1004468158:12}, ldv_global_msg_list={-2078209977:0}, ldv_kref_sub(kref, 1, release)=0, release={-1:0}, release={-1:0}] [L1313] return ldv_kref_sub(kref, 1, release); [L1363] RET ldv_kref_put(&kobj->kref, ldv_kobject_release) VAL [kobj={-1004468158:0}, kobj={-1004468158:0}, ldv_global_msg_list={-2078209977:0}, ldv_kref_put(&kobj->kref, ldv_kobject_release)=0] [L1449] RET ldv_kobject_put(kobj) VAL [kobj={-1004468158:0}, ldv_global_msg_list={-2078209977:0}] [L1453] RET entry_point() VAL [ldv_global_msg_list={-2078209977:0}] - StatisticsResult: Ultimate Automizer benchmark data CFG has 46 procedures, 330 locations, 71 error locations. UNSAFE Result, 307.3s OverallTime, 28 OverallIterations, 16 TraceHistogramMax, 168.9s AutomataDifference, 0.0s DeadEndRemovalTime, 0.0s HoareAnnotationTime, HoareTripleCheckerStatistics: 3339 SDtfs, 1582 SDslu, 25339 SDs, 0 SdLazy, 17421 SolverSat, 483 SolverUnsat, 7 SolverUnknown, 0 SolverNotchecked, 127.8s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 1965 GetRequests, 1402 SyntacticMatches, 49 SemanticMatches, 514 ConstructedPredicates, 2 IntricatePredicates, 0 DeprecatedPredicates, 4034 ImplicationChecksByTransitivity, 92.0s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=180occurred in iteration=0, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s AbstIntTime, 0 AbstIntIterations, 0 AbstIntStrong, NaN AbsIntWeakeningRatio, NaN AbsIntAvgWeakeningVarsNumRemoved, NaN AbsIntAvgWeakenedConjuncts, 0.0s DumpTime, AutomataMinimizationStatistics: 0.2s AutomataMinimizationTime, 27 MinimizatonAttempts, 97 StatesRemovedByMinimization, 12 NontrivialMinimizations, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: TraceCheckStatistics: 0.9s SsaConstructionTime, 10.6s SatisfiabilityAnalysisTime, 118.8s InterpolantComputationTime, 1850 NumberOfCodeBlocks, 1820 NumberOfCodeBlocksAsserted, 29 NumberOfCheckSat, 1820 ConstructedInterpolants, 415 QuantifiedInterpolants, 1324460 SizeOfPredicates, 246 NumberOfNonLiveVariables, 7077 ConjunctsInSsa, 691 ConjunctsInUnsatCore, 31 InterpolantComputations, 24 PerfectInterpolantSequences, 1969/2237 InterpolantCoveringCapability, InvariantSynthesisStatistics: No data available, InterpolantConsolidationStatistics: No data available, ReuseStatistics: No data available RESULT: Ultimate could not prove your program: unable to determine feasibility of some traces Received shutdown request...