./Ultimate.py --spec /storage/repos/svcomp/c/properties/valid-memsafety.prp --file /storage/repos/svcomp/c/ldv-memsafety/memleaks_test22_1_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_1_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 4867b1d8e60a05de2199d52aa990071fe8bd647c ........................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... 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_1_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 4867b1d8e60a05de2199d52aa990071fe8bd647c .................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... 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 19:20:45,002 INFO L170 SettingsManager]: Resetting all preferences to default values... [2019-01-14 19:20:45,004 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2019-01-14 19:20:45,020 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-01-14 19:20:45,020 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-01-14 19:20:45,022 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-01-14 19:20:45,023 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-01-14 19:20:45,025 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2019-01-14 19:20:45,027 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-01-14 19:20:45,028 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-01-14 19:20:45,029 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-01-14 19:20:45,029 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-01-14 19:20:45,030 INFO L174 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-01-14 19:20:45,031 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-01-14 19:20:45,032 INFO L174 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-01-14 19:20:45,033 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-01-14 19:20:45,034 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-01-14 19:20:45,036 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-01-14 19:20:45,038 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2019-01-14 19:20:45,039 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-01-14 19:20:45,041 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-01-14 19:20:45,042 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-01-14 19:20:45,045 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-01-14 19:20:45,045 INFO L177 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-01-14 19:20:45,045 INFO L174 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-01-14 19:20:45,046 INFO L174 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-01-14 19:20:45,047 INFO L174 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-01-14 19:20:45,048 INFO L174 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-01-14 19:20:45,049 INFO L174 SettingsManager]: Resetting Witness Printer preferences to default values [2019-01-14 19:20:45,050 INFO L177 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-01-14 19:20:45,051 INFO L174 SettingsManager]: Resetting CDTParser preferences to default values [2019-01-14 19:20:45,052 INFO L177 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-01-14 19:20:45,052 INFO L177 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-01-14 19:20:45,052 INFO L174 SettingsManager]: Resetting SmtParser preferences to default values [2019-01-14 19:20:45,053 INFO L174 SettingsManager]: Resetting Witness Parser preferences to default values [2019-01-14 19:20:45,054 INFO L181 SettingsManager]: Finished resetting all preferences to default values... [2019-01-14 19:20:45,054 INFO L98 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-DerefFreeMemtrack-32bit-Automizer_Default.epf [2019-01-14 19:20:45,069 INFO L110 SettingsManager]: Loading preferences was successful [2019-01-14 19:20:45,070 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2019-01-14 19:20:45,071 INFO L131 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-01-14 19:20:45,071 INFO L133 SettingsManager]: * Create parallel compositions if possible=false [2019-01-14 19:20:45,071 INFO L133 SettingsManager]: * Use SBE=true [2019-01-14 19:20:45,072 INFO L131 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-01-14 19:20:45,072 INFO L133 SettingsManager]: * sizeof long=4 [2019-01-14 19:20:45,072 INFO L133 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2019-01-14 19:20:45,072 INFO L133 SettingsManager]: * Overapproximate operations on floating types=true [2019-01-14 19:20:45,072 INFO L133 SettingsManager]: * sizeof POINTER=4 [2019-01-14 19:20:45,072 INFO L133 SettingsManager]: * Check division by zero=IGNORE [2019-01-14 19:20:45,073 INFO L133 SettingsManager]: * Check for the main procedure if all allocated memory was freed=true [2019-01-14 19:20:45,073 INFO L133 SettingsManager]: * Bitprecise bitfields=true [2019-01-14 19:20:45,073 INFO L133 SettingsManager]: * SV-COMP memtrack compatibility mode=true [2019-01-14 19:20:45,073 INFO L133 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-01-14 19:20:45,073 INFO L133 SettingsManager]: * sizeof long double=12 [2019-01-14 19:20:45,073 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-01-14 19:20:45,074 INFO L133 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-01-14 19:20:45,074 INFO L133 SettingsManager]: * To the following directory=./dump/ [2019-01-14 19:20:45,074 INFO L133 SettingsManager]: * SMT solver=External_DefaultMode [2019-01-14 19:20:45,074 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-01-14 19:20:45,074 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-01-14 19:20:45,075 INFO L133 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-01-14 19:20:45,075 INFO L133 SettingsManager]: * Trace refinement strategy=CAMEL [2019-01-14 19:20:45,075 INFO L133 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-01-14 19:20:45,075 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 -> 4867b1d8e60a05de2199d52aa990071fe8bd647c [2019-01-14 19:20:45,132 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-01-14 19:20:45,151 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-01-14 19:20:45,159 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-01-14 19:20:45,161 INFO L271 PluginConnector]: Initializing CDTParser... [2019-01-14 19:20:45,162 INFO L276 PluginConnector]: CDTParser initialized [2019-01-14 19:20:45,163 INFO L418 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/svcomp/c/ldv-memsafety/memleaks_test22_1_false-valid-memtrack_true-termination.i [2019-01-14 19:20:45,229 INFO L221 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/4d58afae4/4fd2c5e370874e149a24b8fe86bdade6/FLAGb8ae74258 [2019-01-14 19:20:45,725 INFO L307 CDTParser]: Found 1 translation units. [2019-01-14 19:20:45,726 INFO L161 CDTParser]: Scanning /storage/repos/svcomp/c/ldv-memsafety/memleaks_test22_1_false-valid-memtrack_true-termination.i [2019-01-14 19:20:45,756 INFO L355 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/4d58afae4/4fd2c5e370874e149a24b8fe86bdade6/FLAGb8ae74258 [2019-01-14 19:20:46,003 INFO L363 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/4d58afae4/4fd2c5e370874e149a24b8fe86bdade6 [2019-01-14 19:20:46,006 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-01-14 19:20:46,007 INFO L131 ToolchainWalker]: Walking toolchain with 5 elements. [2019-01-14 19:20:46,009 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-01-14 19:20:46,009 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-01-14 19:20:46,012 INFO L276 PluginConnector]: CACSL2BoogieTranslator initialized [2019-01-14 19:20:46,013 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 14.01 07:20:46" (1/1) ... [2019-01-14 19:20:46,016 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@5ed58395 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.01 07:20:46, skipping insertion in model container [2019-01-14 19:20:46,016 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 14.01 07:20:46" (1/1) ... [2019-01-14 19:20:46,024 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-01-14 19:20:46,085 INFO L176 MainTranslator]: Built tables and reachable declarations [2019-01-14 19:20:46,632 INFO L208 PostProcessor]: Analyzing one entry point: main [2019-01-14 19:20:46,658 INFO L191 MainTranslator]: Completed pre-run [2019-01-14 19:20:46,842 INFO L208 PostProcessor]: Analyzing one entry point: main [2019-01-14 19:20:46,934 INFO L195 MainTranslator]: Completed translation [2019-01-14 19:20:46,934 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.01 07:20:46 WrapperNode [2019-01-14 19:20:46,934 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-01-14 19:20:46,936 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-01-14 19:20:46,936 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-01-14 19:20:46,936 INFO L276 PluginConnector]: Boogie Preprocessor initialized [2019-01-14 19:20:46,950 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.01 07:20:46" (1/1) ... [2019-01-14 19:20:46,950 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.01 07:20:46" (1/1) ... [2019-01-14 19:20:46,973 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.01 07:20:46" (1/1) ... [2019-01-14 19:20:46,974 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.01 07:20:46" (1/1) ... [2019-01-14 19:20:47,009 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.01 07:20:46" (1/1) ... [2019-01-14 19:20:47,019 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.01 07:20:46" (1/1) ... [2019-01-14 19:20:47,033 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.01 07:20:46" (1/1) ... [2019-01-14 19:20:47,042 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-01-14 19:20:47,043 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2019-01-14 19:20:47,043 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2019-01-14 19:20:47,043 INFO L276 PluginConnector]: RCFGBuilder initialized [2019-01-14 19:20:47,044 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.01 07:20:46" (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 19:20:47,113 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2019-01-14 19:20:47,113 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2019-01-14 19:20:47,113 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~TO~VOID [2019-01-14 19:20:47,113 INFO L138 BoogieDeclarations]: Found implementation of procedure __bswap_32 [2019-01-14 19:20:47,113 INFO L138 BoogieDeclarations]: Found implementation of procedure __bswap_64 [2019-01-14 19:20:47,113 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_nonpositive [2019-01-14 19:20:47,114 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_positive [2019-01-14 19:20:47,114 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_malloc [2019-01-14 19:20:47,114 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_zalloc [2019-01-14 19:20:47,114 INFO L138 BoogieDeclarations]: Found implementation of procedure LDV_INIT_LIST_HEAD [2019-01-14 19:20:47,114 INFO L138 BoogieDeclarations]: Found implementation of procedure __ldv_list_add [2019-01-14 19:20:47,114 INFO L138 BoogieDeclarations]: Found implementation of procedure __ldv_list_del [2019-01-14 19:20:47,115 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_list_add [2019-01-14 19:20:47,115 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_list_add_tail [2019-01-14 19:20:47,115 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_list_del [2019-01-14 19:20:47,115 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_msg_alloc [2019-01-14 19:20:47,115 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_msg_fill [2019-01-14 19:20:47,115 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_msg_free [2019-01-14 19:20:47,116 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_submit_msg [2019-01-14 19:20:47,116 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_destroy_msgs [2019-01-14 19:20:47,117 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_dev_get_drvdata [2019-01-14 19:20:47,117 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_dev_set_drvdata [2019-01-14 19:20:47,117 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_atomic_add_return [2019-01-14 19:20:47,117 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_atomic_sub_return [2019-01-14 19:20:47,118 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_kref_sub [2019-01-14 19:20:47,118 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_kref_init [2019-01-14 19:20:47,118 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_kref_get [2019-01-14 19:20:47,119 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_kref_put [2019-01-14 19:20:47,119 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_kobject_del [2019-01-14 19:20:47,119 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_kobject_cleanup [2019-01-14 19:20:47,119 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_kobject_release [2019-01-14 19:20:47,119 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_kobject_put [2019-01-14 19:20:47,119 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_kobject_get [2019-01-14 19:20:47,120 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_kobject_init_internal [2019-01-14 19:20:47,120 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_kobject_init [2019-01-14 19:20:47,120 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_kobject_create [2019-01-14 19:20:47,120 INFO L138 BoogieDeclarations]: Found implementation of procedure f [2019-01-14 19:20:47,120 INFO L138 BoogieDeclarations]: Found implementation of procedure g [2019-01-14 19:20:47,120 INFO L138 BoogieDeclarations]: Found implementation of procedure entry_point [2019-01-14 19:20:47,120 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2019-01-14 19:20:47,122 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset [2019-01-14 19:20:47,123 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.meminit [2019-01-14 19:20:47,123 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy [2019-01-14 19:20:47,123 INFO L130 BoogieDeclarations]: Found specification of procedure __bswap_32 [2019-01-14 19:20:47,123 INFO L130 BoogieDeclarations]: Found specification of procedure __bswap_64 [2019-01-14 19:20:47,123 INFO L130 BoogieDeclarations]: Found specification of procedure __ctype_get_mb_cur_max [2019-01-14 19:20:47,123 INFO L130 BoogieDeclarations]: Found specification of procedure atof [2019-01-14 19:20:47,123 INFO L130 BoogieDeclarations]: Found specification of procedure atoi [2019-01-14 19:20:47,124 INFO L130 BoogieDeclarations]: Found specification of procedure atol [2019-01-14 19:20:47,125 INFO L130 BoogieDeclarations]: Found specification of procedure atoll [2019-01-14 19:20:47,125 INFO L130 BoogieDeclarations]: Found specification of procedure strtod [2019-01-14 19:20:47,125 INFO L130 BoogieDeclarations]: Found specification of procedure strtof [2019-01-14 19:20:47,125 INFO L130 BoogieDeclarations]: Found specification of procedure strtold [2019-01-14 19:20:47,125 INFO L130 BoogieDeclarations]: Found specification of procedure strtol [2019-01-14 19:20:47,126 INFO L130 BoogieDeclarations]: Found specification of procedure strtoul [2019-01-14 19:20:47,126 INFO L130 BoogieDeclarations]: Found specification of procedure strtoq [2019-01-14 19:20:47,126 INFO L130 BoogieDeclarations]: Found specification of procedure strtouq [2019-01-14 19:20:47,126 INFO L130 BoogieDeclarations]: Found specification of procedure strtoll [2019-01-14 19:20:47,126 INFO L130 BoogieDeclarations]: Found specification of procedure strtoull [2019-01-14 19:20:47,126 INFO L130 BoogieDeclarations]: Found specification of procedure l64a [2019-01-14 19:20:47,126 INFO L130 BoogieDeclarations]: Found specification of procedure a64l [2019-01-14 19:20:47,126 INFO L130 BoogieDeclarations]: Found specification of procedure select [2019-01-14 19:20:47,127 INFO L130 BoogieDeclarations]: Found specification of procedure pselect [2019-01-14 19:20:47,128 INFO L130 BoogieDeclarations]: Found specification of procedure gnu_dev_major [2019-01-14 19:20:47,128 INFO L130 BoogieDeclarations]: Found specification of procedure gnu_dev_minor [2019-01-14 19:20:47,128 INFO L130 BoogieDeclarations]: Found specification of procedure gnu_dev_makedev [2019-01-14 19:20:47,129 INFO L130 BoogieDeclarations]: Found specification of procedure random [2019-01-14 19:20:47,129 INFO L130 BoogieDeclarations]: Found specification of procedure srandom [2019-01-14 19:20:47,129 INFO L130 BoogieDeclarations]: Found specification of procedure initstate [2019-01-14 19:20:47,129 INFO L130 BoogieDeclarations]: Found specification of procedure setstate [2019-01-14 19:20:47,129 INFO L130 BoogieDeclarations]: Found specification of procedure random_r [2019-01-14 19:20:47,129 INFO L130 BoogieDeclarations]: Found specification of procedure srandom_r [2019-01-14 19:20:47,129 INFO L130 BoogieDeclarations]: Found specification of procedure initstate_r [2019-01-14 19:20:47,129 INFO L130 BoogieDeclarations]: Found specification of procedure setstate_r [2019-01-14 19:20:47,130 INFO L130 BoogieDeclarations]: Found specification of procedure rand [2019-01-14 19:20:47,131 INFO L130 BoogieDeclarations]: Found specification of procedure srand [2019-01-14 19:20:47,131 INFO L130 BoogieDeclarations]: Found specification of procedure rand_r [2019-01-14 19:20:47,131 INFO L130 BoogieDeclarations]: Found specification of procedure drand48 [2019-01-14 19:20:47,131 INFO L130 BoogieDeclarations]: Found specification of procedure erand48 [2019-01-14 19:20:47,131 INFO L130 BoogieDeclarations]: Found specification of procedure lrand48 [2019-01-14 19:20:47,132 INFO L130 BoogieDeclarations]: Found specification of procedure nrand48 [2019-01-14 19:20:47,132 INFO L130 BoogieDeclarations]: Found specification of procedure mrand48 [2019-01-14 19:20:47,132 INFO L130 BoogieDeclarations]: Found specification of procedure jrand48 [2019-01-14 19:20:47,132 INFO L130 BoogieDeclarations]: Found specification of procedure srand48 [2019-01-14 19:20:47,132 INFO L130 BoogieDeclarations]: Found specification of procedure seed48 [2019-01-14 19:20:47,132 INFO L130 BoogieDeclarations]: Found specification of procedure lcong48 [2019-01-14 19:20:47,132 INFO L130 BoogieDeclarations]: Found specification of procedure drand48_r [2019-01-14 19:20:47,132 INFO L130 BoogieDeclarations]: Found specification of procedure erand48_r [2019-01-14 19:20:47,133 INFO L130 BoogieDeclarations]: Found specification of procedure lrand48_r [2019-01-14 19:20:47,134 INFO L130 BoogieDeclarations]: Found specification of procedure nrand48_r [2019-01-14 19:20:47,134 INFO L130 BoogieDeclarations]: Found specification of procedure mrand48_r [2019-01-14 19:20:47,135 INFO L130 BoogieDeclarations]: Found specification of procedure jrand48_r [2019-01-14 19:20:47,135 INFO L130 BoogieDeclarations]: Found specification of procedure srand48_r [2019-01-14 19:20:47,135 INFO L130 BoogieDeclarations]: Found specification of procedure seed48_r [2019-01-14 19:20:47,135 INFO L130 BoogieDeclarations]: Found specification of procedure lcong48_r [2019-01-14 19:20:47,135 INFO L130 BoogieDeclarations]: Found specification of procedure malloc [2019-01-14 19:20:47,135 INFO L130 BoogieDeclarations]: Found specification of procedure calloc [2019-01-14 19:20:47,135 INFO L130 BoogieDeclarations]: Found specification of procedure realloc [2019-01-14 19:20:47,135 INFO L130 BoogieDeclarations]: Found specification of procedure free [2019-01-14 19:20:47,136 INFO L130 BoogieDeclarations]: Found specification of procedure cfree [2019-01-14 19:20:47,137 INFO L130 BoogieDeclarations]: Found specification of procedure alloca [2019-01-14 19:20:47,137 INFO L130 BoogieDeclarations]: Found specification of procedure valloc [2019-01-14 19:20:47,137 INFO L130 BoogieDeclarations]: Found specification of procedure posix_memalign [2019-01-14 19:20:47,137 INFO L130 BoogieDeclarations]: Found specification of procedure abort [2019-01-14 19:20:47,137 INFO L130 BoogieDeclarations]: Found specification of procedure atexit [2019-01-14 19:20:47,138 INFO L130 BoogieDeclarations]: Found specification of procedure on_exit [2019-01-14 19:20:47,138 INFO L130 BoogieDeclarations]: Found specification of procedure exit [2019-01-14 19:20:47,138 INFO L130 BoogieDeclarations]: Found specification of procedure _Exit [2019-01-14 19:20:47,139 INFO L130 BoogieDeclarations]: Found specification of procedure getenv [2019-01-14 19:20:47,139 INFO L130 BoogieDeclarations]: Found specification of procedure putenv [2019-01-14 19:20:47,139 INFO L130 BoogieDeclarations]: Found specification of procedure setenv [2019-01-14 19:20:47,139 INFO L130 BoogieDeclarations]: Found specification of procedure unsetenv [2019-01-14 19:20:47,139 INFO L130 BoogieDeclarations]: Found specification of procedure clearenv [2019-01-14 19:20:47,139 INFO L130 BoogieDeclarations]: Found specification of procedure mktemp [2019-01-14 19:20:47,139 INFO L130 BoogieDeclarations]: Found specification of procedure mkstemp [2019-01-14 19:20:47,139 INFO L130 BoogieDeclarations]: Found specification of procedure mkstemps [2019-01-14 19:20:47,140 INFO L130 BoogieDeclarations]: Found specification of procedure mkdtemp [2019-01-14 19:20:47,140 INFO L130 BoogieDeclarations]: Found specification of procedure system [2019-01-14 19:20:47,140 INFO L130 BoogieDeclarations]: Found specification of procedure realpath [2019-01-14 19:20:47,140 INFO L130 BoogieDeclarations]: Found specification of procedure bsearch [2019-01-14 19:20:47,140 INFO L130 BoogieDeclarations]: Found specification of procedure qsort [2019-01-14 19:20:47,140 INFO L130 BoogieDeclarations]: Found specification of procedure abs [2019-01-14 19:20:47,140 INFO L130 BoogieDeclarations]: Found specification of procedure labs [2019-01-14 19:20:47,140 INFO L130 BoogieDeclarations]: Found specification of procedure llabs [2019-01-14 19:20:47,140 INFO L130 BoogieDeclarations]: Found specification of procedure div [2019-01-14 19:20:47,141 INFO L130 BoogieDeclarations]: Found specification of procedure ldiv [2019-01-14 19:20:47,143 INFO L130 BoogieDeclarations]: Found specification of procedure lldiv [2019-01-14 19:20:47,143 INFO L130 BoogieDeclarations]: Found specification of procedure ecvt [2019-01-14 19:20:47,143 INFO L130 BoogieDeclarations]: Found specification of procedure fcvt [2019-01-14 19:20:47,143 INFO L130 BoogieDeclarations]: Found specification of procedure gcvt [2019-01-14 19:20:47,143 INFO L130 BoogieDeclarations]: Found specification of procedure qecvt [2019-01-14 19:20:47,144 INFO L130 BoogieDeclarations]: Found specification of procedure qfcvt [2019-01-14 19:20:47,144 INFO L130 BoogieDeclarations]: Found specification of procedure qgcvt [2019-01-14 19:20:47,145 INFO L130 BoogieDeclarations]: Found specification of procedure ecvt_r [2019-01-14 19:20:47,145 INFO L130 BoogieDeclarations]: Found specification of procedure fcvt_r [2019-01-14 19:20:47,145 INFO L130 BoogieDeclarations]: Found specification of procedure qecvt_r [2019-01-14 19:20:47,145 INFO L130 BoogieDeclarations]: Found specification of procedure qfcvt_r [2019-01-14 19:20:47,145 INFO L130 BoogieDeclarations]: Found specification of procedure mblen [2019-01-14 19:20:47,145 INFO L130 BoogieDeclarations]: Found specification of procedure mbtowc [2019-01-14 19:20:47,145 INFO L130 BoogieDeclarations]: Found specification of procedure wctomb [2019-01-14 19:20:47,146 INFO L130 BoogieDeclarations]: Found specification of procedure mbstowcs [2019-01-14 19:20:47,147 INFO L130 BoogieDeclarations]: Found specification of procedure wcstombs [2019-01-14 19:20:47,147 INFO L130 BoogieDeclarations]: Found specification of procedure rpmatch [2019-01-14 19:20:47,147 INFO L130 BoogieDeclarations]: Found specification of procedure getsubopt [2019-01-14 19:20:47,147 INFO L130 BoogieDeclarations]: Found specification of procedure getloadavg [2019-01-14 19:20:47,147 INFO L130 BoogieDeclarations]: Found specification of procedure kfree [2019-01-14 19:20:47,147 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_int [2019-01-14 19:20:47,147 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_pointer [2019-01-14 19:20:47,148 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_nonpositive [2019-01-14 19:20:47,148 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_positive [2019-01-14 19:20:47,148 INFO L130 BoogieDeclarations]: Found specification of procedure memcpy [2019-01-14 19:20:47,148 INFO L130 BoogieDeclarations]: Found specification of procedure memset [2019-01-14 19:20:47,148 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_malloc [2019-01-14 19:20:47,148 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2019-01-14 19:20:47,148 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_zalloc [2019-01-14 19:20:47,148 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.meminit [2019-01-14 19:20:47,149 INFO L130 BoogieDeclarations]: Found specification of procedure LDV_INIT_LIST_HEAD [2019-01-14 19:20:47,150 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2019-01-14 19:20:47,151 INFO L130 BoogieDeclarations]: Found specification of procedure __ldv_list_add [2019-01-14 19:20:47,151 INFO L130 BoogieDeclarations]: Found specification of procedure __ldv_list_del [2019-01-14 19:20:47,151 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_list_add [2019-01-14 19:20:47,151 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2019-01-14 19:20:47,151 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_list_add_tail [2019-01-14 19:20:47,151 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_list_del [2019-01-14 19:20:47,152 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_msg_alloc [2019-01-14 19:20:47,152 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_msg_fill [2019-01-14 19:20:47,152 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy [2019-01-14 19:20:47,152 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_msg_free [2019-01-14 19:20:47,152 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2019-01-14 19:20:47,152 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_submit_msg [2019-01-14 19:20:47,152 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_destroy_msgs [2019-01-14 19:20:47,152 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_dev_get_drvdata [2019-01-14 19:20:47,152 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_dev_set_drvdata [2019-01-14 19:20:47,153 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_atomic_add_return [2019-01-14 19:20:47,153 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2019-01-14 19:20:47,153 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2019-01-14 19:20:47,153 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_atomic_sub_return [2019-01-14 19:20:47,153 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_kref_sub [2019-01-14 19:20:47,153 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~TO~VOID [2019-01-14 19:20:47,153 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_kref_init [2019-01-14 19:20:47,153 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_kref_get [2019-01-14 19:20:47,154 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_kref_put [2019-01-14 19:20:47,156 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_kobject_del [2019-01-14 19:20:47,156 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_kobject_cleanup [2019-01-14 19:20:47,156 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_kobject_release [2019-01-14 19:20:47,156 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_kobject_put [2019-01-14 19:20:47,157 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_kobject_get [2019-01-14 19:20:47,157 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_kobject_init_internal [2019-01-14 19:20:47,157 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_kobject_init [2019-01-14 19:20:47,157 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_kobject_create [2019-01-14 19:20:47,157 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset [2019-01-14 19:20:47,157 INFO L130 BoogieDeclarations]: Found specification of procedure f [2019-01-14 19:20:47,157 INFO L130 BoogieDeclarations]: Found specification of procedure g [2019-01-14 19:20:47,157 INFO L130 BoogieDeclarations]: Found specification of procedure entry_point [2019-01-14 19:20:47,158 INFO L130 BoogieDeclarations]: Found specification of procedure main [2019-01-14 19:20:47,158 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2019-01-14 19:20:47,158 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2019-01-14 19:20:47,158 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$ [2019-01-14 19:20:47,158 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2019-01-14 19:20:47,158 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$ [2019-01-14 19:20:47,158 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$ [2019-01-14 19:20:47,158 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int [2019-01-14 19:20:47,158 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int [2019-01-14 19:20:47,787 WARN L745 $ProcedureCfgBuilder]: Label in the middle of a codeblock. [2019-01-14 19:20:48,527 WARN L745 $ProcedureCfgBuilder]: Label in the middle of a codeblock. [2019-01-14 19:20:49,169 INFO L281 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2019-01-14 19:20:49,170 INFO L286 CfgBuilder]: Removed 1 assue(true) statements. [2019-01-14 19:20:49,171 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 14.01 07:20:49 BoogieIcfgContainer [2019-01-14 19:20:49,171 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2019-01-14 19:20:49,173 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2019-01-14 19:20:49,173 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2019-01-14 19:20:49,177 INFO L276 PluginConnector]: TraceAbstraction initialized [2019-01-14 19:20:49,177 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 14.01 07:20:46" (1/3) ... [2019-01-14 19:20:49,178 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@7952c85a and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 14.01 07:20:49, skipping insertion in model container [2019-01-14 19:20:49,178 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.01 07:20:46" (2/3) ... [2019-01-14 19:20:49,179 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@7952c85a and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 14.01 07:20:49, skipping insertion in model container [2019-01-14 19:20:49,179 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 14.01 07:20:49" (3/3) ... [2019-01-14 19:20:49,182 INFO L112 eAbstractionObserver]: Analyzing ICFG memleaks_test22_1_false-valid-memtrack_true-termination.i [2019-01-14 19:20:49,193 INFO L156 ceAbstractionStarter]: Automizer settings: Hoare:false NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2019-01-14 19:20:49,202 INFO L168 ceAbstractionStarter]: Appying trace abstraction to program that has 71 error locations. [2019-01-14 19:20:49,220 INFO L257 AbstractCegarLoop]: Starting to check reachability of 71 error locations. [2019-01-14 19:20:49,248 INFO L133 ementStrategyFactory]: Using default assertion order modulation [2019-01-14 19:20:49,248 INFO L382 AbstractCegarLoop]: Interprodecural is true [2019-01-14 19:20:49,248 INFO L383 AbstractCegarLoop]: Hoare is false [2019-01-14 19:20:49,249 INFO L384 AbstractCegarLoop]: Compute interpolants for FPandBP [2019-01-14 19:20:49,249 INFO L385 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2019-01-14 19:20:49,249 INFO L386 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2019-01-14 19:20:49,249 INFO L387 AbstractCegarLoop]: Difference is false [2019-01-14 19:20:49,249 INFO L388 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2019-01-14 19:20:49,249 INFO L393 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2019-01-14 19:20:49,272 INFO L276 IsEmpty]: Start isEmpty. Operand 175 states. [2019-01-14 19:20:49,282 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2019-01-14 19:20:49,283 INFO L394 BasicCegarLoop]: Found error trace [2019-01-14 19:20:49,284 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 19:20:49,287 INFO L423 AbstractCegarLoop]: === Iteration 1 === [ldv_kref_initErr1REQUIRES_VIOLATION, ldv_kref_initErr0REQUIRES_VIOLATION, ldv_list_addErr0REQUIRES_VIOLATION, ldv_list_addErr1REQUIRES_VIOLATION, ldv_kobject_createErr0REQUIRES_VIOLATION, ldv_kobject_createErr1REQUIRES_VIOLATION, ldv_destroy_msgsErr0REQUIRES_VIOLATION, ldv_destroy_msgsErr1REQUIRES_VIOLATION, ldv_destroy_msgsErr2REQUIRES_VIOLATION, ldv_destroy_msgsErr3REQUIRES_VIOLATION, ldv_destroy_msgsErr4REQUIRES_VIOLATION, ldv_destroy_msgsErr5REQUIRES_VIOLATION, ldv_msg_fillErr2REQUIRES_VIOLATION, ldv_msg_fillErr1REQUIRES_VIOLATION, ldv_msg_fillErr0REQUIRES_VIOLATION, ldv_msg_fillErr5REQUIRES_VIOLATION, ldv_msg_fillErr4REQUIRES_VIOLATION, ldv_msg_fillErr3REQUIRES_VIOLATION, ldv_atomic_add_returnErr3REQUIRES_VIOLATION, ldv_atomic_add_returnErr0REQUIRES_VIOLATION, ldv_atomic_add_returnErr1REQUIRES_VIOLATION, ldv_atomic_add_returnErr2REQUIRES_VIOLATION, __ldv_list_delErr1REQUIRES_VIOLATION, __ldv_list_delErr0REQUIRES_VIOLATION, __ldv_list_delErr2REQUIRES_VIOLATION, __ldv_list_delErr3REQUIRES_VIOLATION, ldv_kobject_cleanupErr4ASSERT_VIOLATIONMEMORY_FREE, ldv_kobject_cleanupErr5ASSERT_VIOLATIONMEMORY_FREE, ldv_kobject_cleanupErr7ASSERT_VIOLATIONMEMORY_FREE, ldv_kobject_cleanupErr2ASSERT_VIOLATIONMEMORY_FREE, ldv_kobject_cleanupErr6ASSERT_VIOLATIONMEMORY_FREE, ldv_kobject_cleanupErr1REQUIRES_VIOLATION, ldv_kobject_cleanupErr3ASSERT_VIOLATIONMEMORY_FREE, ldv_kobject_cleanupErr0REQUIRES_VIOLATION, ldv_msg_freeErr6ASSERT_VIOLATIONMEMORY_FREE, ldv_msg_freeErr7ASSERT_VIOLATIONMEMORY_FREE, ldv_msg_freeErr1REQUIRES_VIOLATION, ldv_msg_freeErr4ASSERT_VIOLATIONMEMORY_FREE, ldv_msg_freeErr5ASSERT_VIOLATIONMEMORY_FREE, ldv_msg_freeErr2ASSERT_VIOLATIONMEMORY_FREE, ldv_msg_freeErr3ASSERT_VIOLATIONMEMORY_FREE, ldv_msg_freeErr0REQUIRES_VIOLATION, mainErr0ENSURES_VIOLATIONMEMORY_LEAK, LDV_INIT_LIST_HEADErr3REQUIRES_VIOLATION, LDV_INIT_LIST_HEADErr0REQUIRES_VIOLATION, LDV_INIT_LIST_HEADErr1REQUIRES_VIOLATION, LDV_INIT_LIST_HEADErr2REQUIRES_VIOLATION, ldv_list_delErr3REQUIRES_VIOLATION, ldv_list_delErr0REQUIRES_VIOLATION, ldv_list_delErr1REQUIRES_VIOLATION, ldv_list_delErr2REQUIRES_VIOLATION, __ldv_list_addErr1REQUIRES_VIOLATION, __ldv_list_addErr6REQUIRES_VIOLATION, __ldv_list_addErr0REQUIRES_VIOLATION, __ldv_list_addErr2REQUIRES_VIOLATION, __ldv_list_addErr7REQUIRES_VIOLATION, __ldv_list_addErr3REQUIRES_VIOLATION, __ldv_list_addErr5REQUIRES_VIOLATION, __ldv_list_addErr4REQUIRES_VIOLATION, ldv_dev_set_drvdataErr1REQUIRES_VIOLATION, ldv_dev_set_drvdataErr0REQUIRES_VIOLATION, ldv_atomic_sub_returnErr3REQUIRES_VIOLATION, ldv_atomic_sub_returnErr0REQUIRES_VIOLATION, ldv_atomic_sub_returnErr1REQUIRES_VIOLATION, ldv_atomic_sub_returnErr2REQUIRES_VIOLATION, ldv_list_add_tailErr0REQUIRES_VIOLATION, ldv_list_add_tailErr1REQUIRES_VIOLATION, ldv_dev_get_drvdataErr1REQUIRES_VIOLATION, ldv_dev_get_drvdataErr0REQUIRES_VIOLATION, ldv_msg_allocErr1REQUIRES_VIOLATION, ldv_msg_allocErr0REQUIRES_VIOLATION]=== [2019-01-14 19:20:49,293 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-01-14 19:20:49,293 INFO L82 PathProgramCache]: Analyzing trace with hash 1110013690, now seen corresponding path program 1 times [2019-01-14 19:20:49,295 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2019-01-14 19:20:49,296 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2019-01-14 19:20:49,350 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-01-14 19:20:49,351 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-01-14 19:20:49,351 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-01-14 19:20:49,407 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-01-14 19:20:49,714 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 19:20:49,716 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-01-14 19:20:49,717 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2019-01-14 19:20:49,721 INFO L459 AbstractCegarLoop]: Interpolant automaton has 5 states [2019-01-14 19:20:49,735 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2019-01-14 19:20:49,735 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2019-01-14 19:20:49,737 INFO L87 Difference]: Start difference. First operand 175 states. Second operand 5 states. [2019-01-14 19:20:50,147 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-01-14 19:20:50,148 INFO L93 Difference]: Finished difference Result 157 states and 168 transitions. [2019-01-14 19:20:50,149 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2019-01-14 19:20:50,150 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 17 [2019-01-14 19:20:50,151 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-01-14 19:20:50,165 INFO L225 Difference]: With dead ends: 157 [2019-01-14 19:20:50,165 INFO L226 Difference]: Without dead ends: 154 [2019-01-14 19:20:50,167 INFO L631 BasicCegarLoop]: 0 DeclaredPredicates, 4 GetRequests, 1 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 19:20:50,188 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 154 states. [2019-01-14 19:20:50,229 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 154 to 148. [2019-01-14 19:20:50,233 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 148 states. [2019-01-14 19:20:50,239 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 148 states to 148 states and 159 transitions. [2019-01-14 19:20:50,243 INFO L78 Accepts]: Start accepts. Automaton has 148 states and 159 transitions. Word has length 17 [2019-01-14 19:20:50,244 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-01-14 19:20:50,244 INFO L480 AbstractCegarLoop]: Abstraction has 148 states and 159 transitions. [2019-01-14 19:20:50,245 INFO L481 AbstractCegarLoop]: Interpolant automaton has 5 states. [2019-01-14 19:20:50,245 INFO L276 IsEmpty]: Start isEmpty. Operand 148 states and 159 transitions. [2019-01-14 19:20:50,246 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2019-01-14 19:20:50,246 INFO L394 BasicCegarLoop]: Found error trace [2019-01-14 19:20:50,247 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 19:20:50,247 INFO L423 AbstractCegarLoop]: === Iteration 2 === [ldv_kref_initErr1REQUIRES_VIOLATION, ldv_kref_initErr0REQUIRES_VIOLATION, ldv_list_addErr0REQUIRES_VIOLATION, ldv_list_addErr1REQUIRES_VIOLATION, ldv_kobject_createErr0REQUIRES_VIOLATION, ldv_kobject_createErr1REQUIRES_VIOLATION, ldv_destroy_msgsErr0REQUIRES_VIOLATION, ldv_destroy_msgsErr1REQUIRES_VIOLATION, ldv_destroy_msgsErr2REQUIRES_VIOLATION, ldv_destroy_msgsErr3REQUIRES_VIOLATION, ldv_destroy_msgsErr4REQUIRES_VIOLATION, ldv_destroy_msgsErr5REQUIRES_VIOLATION, ldv_msg_fillErr2REQUIRES_VIOLATION, ldv_msg_fillErr1REQUIRES_VIOLATION, ldv_msg_fillErr0REQUIRES_VIOLATION, ldv_msg_fillErr5REQUIRES_VIOLATION, ldv_msg_fillErr4REQUIRES_VIOLATION, ldv_msg_fillErr3REQUIRES_VIOLATION, ldv_atomic_add_returnErr3REQUIRES_VIOLATION, ldv_atomic_add_returnErr0REQUIRES_VIOLATION, ldv_atomic_add_returnErr1REQUIRES_VIOLATION, ldv_atomic_add_returnErr2REQUIRES_VIOLATION, __ldv_list_delErr1REQUIRES_VIOLATION, __ldv_list_delErr0REQUIRES_VIOLATION, __ldv_list_delErr2REQUIRES_VIOLATION, __ldv_list_delErr3REQUIRES_VIOLATION, ldv_kobject_cleanupErr4ASSERT_VIOLATIONMEMORY_FREE, ldv_kobject_cleanupErr5ASSERT_VIOLATIONMEMORY_FREE, ldv_kobject_cleanupErr7ASSERT_VIOLATIONMEMORY_FREE, ldv_kobject_cleanupErr2ASSERT_VIOLATIONMEMORY_FREE, ldv_kobject_cleanupErr6ASSERT_VIOLATIONMEMORY_FREE, ldv_kobject_cleanupErr1REQUIRES_VIOLATION, ldv_kobject_cleanupErr3ASSERT_VIOLATIONMEMORY_FREE, ldv_kobject_cleanupErr0REQUIRES_VIOLATION, ldv_msg_freeErr6ASSERT_VIOLATIONMEMORY_FREE, ldv_msg_freeErr7ASSERT_VIOLATIONMEMORY_FREE, ldv_msg_freeErr1REQUIRES_VIOLATION, ldv_msg_freeErr4ASSERT_VIOLATIONMEMORY_FREE, ldv_msg_freeErr5ASSERT_VIOLATIONMEMORY_FREE, ldv_msg_freeErr2ASSERT_VIOLATIONMEMORY_FREE, ldv_msg_freeErr3ASSERT_VIOLATIONMEMORY_FREE, ldv_msg_freeErr0REQUIRES_VIOLATION, mainErr0ENSURES_VIOLATIONMEMORY_LEAK, LDV_INIT_LIST_HEADErr3REQUIRES_VIOLATION, LDV_INIT_LIST_HEADErr0REQUIRES_VIOLATION, LDV_INIT_LIST_HEADErr1REQUIRES_VIOLATION, LDV_INIT_LIST_HEADErr2REQUIRES_VIOLATION, ldv_list_delErr3REQUIRES_VIOLATION, ldv_list_delErr0REQUIRES_VIOLATION, ldv_list_delErr1REQUIRES_VIOLATION, ldv_list_delErr2REQUIRES_VIOLATION, __ldv_list_addErr1REQUIRES_VIOLATION, __ldv_list_addErr6REQUIRES_VIOLATION, __ldv_list_addErr0REQUIRES_VIOLATION, __ldv_list_addErr2REQUIRES_VIOLATION, __ldv_list_addErr7REQUIRES_VIOLATION, __ldv_list_addErr3REQUIRES_VIOLATION, __ldv_list_addErr5REQUIRES_VIOLATION, __ldv_list_addErr4REQUIRES_VIOLATION, ldv_dev_set_drvdataErr1REQUIRES_VIOLATION, ldv_dev_set_drvdataErr0REQUIRES_VIOLATION, ldv_atomic_sub_returnErr3REQUIRES_VIOLATION, ldv_atomic_sub_returnErr0REQUIRES_VIOLATION, ldv_atomic_sub_returnErr1REQUIRES_VIOLATION, ldv_atomic_sub_returnErr2REQUIRES_VIOLATION, ldv_list_add_tailErr0REQUIRES_VIOLATION, ldv_list_add_tailErr1REQUIRES_VIOLATION, ldv_dev_get_drvdataErr1REQUIRES_VIOLATION, ldv_dev_get_drvdataErr0REQUIRES_VIOLATION, ldv_msg_allocErr1REQUIRES_VIOLATION, ldv_msg_allocErr0REQUIRES_VIOLATION]=== [2019-01-14 19:20:50,255 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-01-14 19:20:50,255 INFO L82 PathProgramCache]: Analyzing trace with hash 1110013691, now seen corresponding path program 1 times [2019-01-14 19:20:50,255 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2019-01-14 19:20:50,256 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2019-01-14 19:20:50,265 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-01-14 19:20:50,266 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-01-14 19:20:50,266 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-01-14 19:20:50,318 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-01-14 19:20:50,608 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 19:20:50,608 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-01-14 19:20:50,609 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2019-01-14 19:20:50,615 INFO L459 AbstractCegarLoop]: Interpolant automaton has 6 states [2019-01-14 19:20:50,617 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2019-01-14 19:20:50,617 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2019-01-14 19:20:50,617 INFO L87 Difference]: Start difference. First operand 148 states and 159 transitions. Second operand 6 states. [2019-01-14 19:20:50,932 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-01-14 19:20:50,933 INFO L93 Difference]: Finished difference Result 153 states and 164 transitions. [2019-01-14 19:20:50,934 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2019-01-14 19:20:50,935 INFO L78 Accepts]: Start accepts. Automaton has 6 states. Word has length 17 [2019-01-14 19:20:50,935 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-01-14 19:20:50,939 INFO L225 Difference]: With dead ends: 153 [2019-01-14 19:20:50,940 INFO L226 Difference]: Without dead ends: 153 [2019-01-14 19:20:50,941 INFO L631 BasicCegarLoop]: 0 DeclaredPredicates, 7 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=13, Invalid=29, Unknown=0, NotChecked=0, Total=42 [2019-01-14 19:20:50,941 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 153 states. [2019-01-14 19:20:50,954 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 153 to 148. [2019-01-14 19:20:50,954 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 148 states. [2019-01-14 19:20:50,957 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 148 states to 148 states and 158 transitions. [2019-01-14 19:20:50,957 INFO L78 Accepts]: Start accepts. Automaton has 148 states and 158 transitions. Word has length 17 [2019-01-14 19:20:50,957 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-01-14 19:20:50,957 INFO L480 AbstractCegarLoop]: Abstraction has 148 states and 158 transitions. [2019-01-14 19:20:50,958 INFO L481 AbstractCegarLoop]: Interpolant automaton has 6 states. [2019-01-14 19:20:50,958 INFO L276 IsEmpty]: Start isEmpty. Operand 148 states and 158 transitions. [2019-01-14 19:20:50,958 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2019-01-14 19:20:50,959 INFO L394 BasicCegarLoop]: Found error trace [2019-01-14 19:20:50,959 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 19:20:50,959 INFO L423 AbstractCegarLoop]: === Iteration 3 === [ldv_kref_initErr1REQUIRES_VIOLATION, ldv_kref_initErr0REQUIRES_VIOLATION, ldv_list_addErr0REQUIRES_VIOLATION, ldv_list_addErr1REQUIRES_VIOLATION, ldv_kobject_createErr0REQUIRES_VIOLATION, ldv_kobject_createErr1REQUIRES_VIOLATION, ldv_destroy_msgsErr0REQUIRES_VIOLATION, ldv_destroy_msgsErr1REQUIRES_VIOLATION, ldv_destroy_msgsErr2REQUIRES_VIOLATION, ldv_destroy_msgsErr3REQUIRES_VIOLATION, ldv_destroy_msgsErr4REQUIRES_VIOLATION, ldv_destroy_msgsErr5REQUIRES_VIOLATION, ldv_msg_fillErr2REQUIRES_VIOLATION, ldv_msg_fillErr1REQUIRES_VIOLATION, ldv_msg_fillErr0REQUIRES_VIOLATION, ldv_msg_fillErr5REQUIRES_VIOLATION, ldv_msg_fillErr4REQUIRES_VIOLATION, ldv_msg_fillErr3REQUIRES_VIOLATION, ldv_atomic_add_returnErr3REQUIRES_VIOLATION, ldv_atomic_add_returnErr0REQUIRES_VIOLATION, ldv_atomic_add_returnErr1REQUIRES_VIOLATION, ldv_atomic_add_returnErr2REQUIRES_VIOLATION, __ldv_list_delErr1REQUIRES_VIOLATION, __ldv_list_delErr0REQUIRES_VIOLATION, __ldv_list_delErr2REQUIRES_VIOLATION, __ldv_list_delErr3REQUIRES_VIOLATION, ldv_kobject_cleanupErr4ASSERT_VIOLATIONMEMORY_FREE, ldv_kobject_cleanupErr5ASSERT_VIOLATIONMEMORY_FREE, ldv_kobject_cleanupErr7ASSERT_VIOLATIONMEMORY_FREE, ldv_kobject_cleanupErr2ASSERT_VIOLATIONMEMORY_FREE, ldv_kobject_cleanupErr6ASSERT_VIOLATIONMEMORY_FREE, ldv_kobject_cleanupErr1REQUIRES_VIOLATION, ldv_kobject_cleanupErr3ASSERT_VIOLATIONMEMORY_FREE, ldv_kobject_cleanupErr0REQUIRES_VIOLATION, ldv_msg_freeErr6ASSERT_VIOLATIONMEMORY_FREE, ldv_msg_freeErr7ASSERT_VIOLATIONMEMORY_FREE, ldv_msg_freeErr1REQUIRES_VIOLATION, ldv_msg_freeErr4ASSERT_VIOLATIONMEMORY_FREE, ldv_msg_freeErr5ASSERT_VIOLATIONMEMORY_FREE, ldv_msg_freeErr2ASSERT_VIOLATIONMEMORY_FREE, ldv_msg_freeErr3ASSERT_VIOLATIONMEMORY_FREE, ldv_msg_freeErr0REQUIRES_VIOLATION, mainErr0ENSURES_VIOLATIONMEMORY_LEAK, LDV_INIT_LIST_HEADErr3REQUIRES_VIOLATION, LDV_INIT_LIST_HEADErr0REQUIRES_VIOLATION, LDV_INIT_LIST_HEADErr1REQUIRES_VIOLATION, LDV_INIT_LIST_HEADErr2REQUIRES_VIOLATION, ldv_list_delErr3REQUIRES_VIOLATION, ldv_list_delErr0REQUIRES_VIOLATION, ldv_list_delErr1REQUIRES_VIOLATION, ldv_list_delErr2REQUIRES_VIOLATION, __ldv_list_addErr1REQUIRES_VIOLATION, __ldv_list_addErr6REQUIRES_VIOLATION, __ldv_list_addErr0REQUIRES_VIOLATION, __ldv_list_addErr2REQUIRES_VIOLATION, __ldv_list_addErr7REQUIRES_VIOLATION, __ldv_list_addErr3REQUIRES_VIOLATION, __ldv_list_addErr5REQUIRES_VIOLATION, __ldv_list_addErr4REQUIRES_VIOLATION, ldv_dev_set_drvdataErr1REQUIRES_VIOLATION, ldv_dev_set_drvdataErr0REQUIRES_VIOLATION, ldv_atomic_sub_returnErr3REQUIRES_VIOLATION, ldv_atomic_sub_returnErr0REQUIRES_VIOLATION, ldv_atomic_sub_returnErr1REQUIRES_VIOLATION, ldv_atomic_sub_returnErr2REQUIRES_VIOLATION, ldv_list_add_tailErr0REQUIRES_VIOLATION, ldv_list_add_tailErr1REQUIRES_VIOLATION, ldv_dev_get_drvdataErr1REQUIRES_VIOLATION, ldv_dev_get_drvdataErr0REQUIRES_VIOLATION, ldv_msg_allocErr1REQUIRES_VIOLATION, ldv_msg_allocErr0REQUIRES_VIOLATION]=== [2019-01-14 19:20:50,960 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-01-14 19:20:50,960 INFO L82 PathProgramCache]: Analyzing trace with hash 1138642841, now seen corresponding path program 1 times [2019-01-14 19:20:50,960 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2019-01-14 19:20:50,960 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2019-01-14 19:20:50,962 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-01-14 19:20:50,962 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-01-14 19:20:50,962 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-01-14 19:20:50,976 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-01-14 19:20:51,055 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 19:20:51,055 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-01-14 19:20:51,056 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2019-01-14 19:20:51,056 INFO L459 AbstractCegarLoop]: Interpolant automaton has 5 states [2019-01-14 19:20:51,056 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2019-01-14 19:20:51,056 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2019-01-14 19:20:51,057 INFO L87 Difference]: Start difference. First operand 148 states and 158 transitions. Second operand 5 states. [2019-01-14 19:20:51,097 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-01-14 19:20:51,097 INFO L93 Difference]: Finished difference Result 147 states and 155 transitions. [2019-01-14 19:20:51,102 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2019-01-14 19:20:51,102 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 17 [2019-01-14 19:20:51,102 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-01-14 19:20:51,105 INFO L225 Difference]: With dead ends: 147 [2019-01-14 19:20:51,105 INFO L226 Difference]: Without dead ends: 147 [2019-01-14 19:20:51,106 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 19:20:51,106 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 147 states. [2019-01-14 19:20:51,126 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 147 to 145. [2019-01-14 19:20:51,127 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 145 states. [2019-01-14 19:20:51,131 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 145 states to 145 states and 153 transitions. [2019-01-14 19:20:51,131 INFO L78 Accepts]: Start accepts. Automaton has 145 states and 153 transitions. Word has length 17 [2019-01-14 19:20:51,132 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-01-14 19:20:51,132 INFO L480 AbstractCegarLoop]: Abstraction has 145 states and 153 transitions. [2019-01-14 19:20:51,132 INFO L481 AbstractCegarLoop]: Interpolant automaton has 5 states. [2019-01-14 19:20:51,132 INFO L276 IsEmpty]: Start isEmpty. Operand 145 states and 153 transitions. [2019-01-14 19:20:51,133 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2019-01-14 19:20:51,133 INFO L394 BasicCegarLoop]: Found error trace [2019-01-14 19:20:51,133 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] [2019-01-14 19:20:51,139 INFO L423 AbstractCegarLoop]: === Iteration 4 === [ldv_kref_initErr1REQUIRES_VIOLATION, ldv_kref_initErr0REQUIRES_VIOLATION, ldv_list_addErr0REQUIRES_VIOLATION, ldv_list_addErr1REQUIRES_VIOLATION, ldv_kobject_createErr0REQUIRES_VIOLATION, ldv_kobject_createErr1REQUIRES_VIOLATION, ldv_destroy_msgsErr0REQUIRES_VIOLATION, ldv_destroy_msgsErr1REQUIRES_VIOLATION, ldv_destroy_msgsErr2REQUIRES_VIOLATION, ldv_destroy_msgsErr3REQUIRES_VIOLATION, ldv_destroy_msgsErr4REQUIRES_VIOLATION, ldv_destroy_msgsErr5REQUIRES_VIOLATION, ldv_msg_fillErr2REQUIRES_VIOLATION, ldv_msg_fillErr1REQUIRES_VIOLATION, ldv_msg_fillErr0REQUIRES_VIOLATION, ldv_msg_fillErr5REQUIRES_VIOLATION, ldv_msg_fillErr4REQUIRES_VIOLATION, ldv_msg_fillErr3REQUIRES_VIOLATION, ldv_atomic_add_returnErr3REQUIRES_VIOLATION, ldv_atomic_add_returnErr0REQUIRES_VIOLATION, ldv_atomic_add_returnErr1REQUIRES_VIOLATION, ldv_atomic_add_returnErr2REQUIRES_VIOLATION, __ldv_list_delErr1REQUIRES_VIOLATION, __ldv_list_delErr0REQUIRES_VIOLATION, __ldv_list_delErr2REQUIRES_VIOLATION, __ldv_list_delErr3REQUIRES_VIOLATION, ldv_kobject_cleanupErr4ASSERT_VIOLATIONMEMORY_FREE, ldv_kobject_cleanupErr5ASSERT_VIOLATIONMEMORY_FREE, ldv_kobject_cleanupErr7ASSERT_VIOLATIONMEMORY_FREE, ldv_kobject_cleanupErr2ASSERT_VIOLATIONMEMORY_FREE, ldv_kobject_cleanupErr6ASSERT_VIOLATIONMEMORY_FREE, ldv_kobject_cleanupErr1REQUIRES_VIOLATION, ldv_kobject_cleanupErr3ASSERT_VIOLATIONMEMORY_FREE, ldv_kobject_cleanupErr0REQUIRES_VIOLATION, ldv_msg_freeErr6ASSERT_VIOLATIONMEMORY_FREE, ldv_msg_freeErr7ASSERT_VIOLATIONMEMORY_FREE, ldv_msg_freeErr1REQUIRES_VIOLATION, ldv_msg_freeErr4ASSERT_VIOLATIONMEMORY_FREE, ldv_msg_freeErr5ASSERT_VIOLATIONMEMORY_FREE, ldv_msg_freeErr2ASSERT_VIOLATIONMEMORY_FREE, ldv_msg_freeErr3ASSERT_VIOLATIONMEMORY_FREE, ldv_msg_freeErr0REQUIRES_VIOLATION, mainErr0ENSURES_VIOLATIONMEMORY_LEAK, LDV_INIT_LIST_HEADErr3REQUIRES_VIOLATION, LDV_INIT_LIST_HEADErr0REQUIRES_VIOLATION, LDV_INIT_LIST_HEADErr1REQUIRES_VIOLATION, LDV_INIT_LIST_HEADErr2REQUIRES_VIOLATION, ldv_list_delErr3REQUIRES_VIOLATION, ldv_list_delErr0REQUIRES_VIOLATION, ldv_list_delErr1REQUIRES_VIOLATION, ldv_list_delErr2REQUIRES_VIOLATION, __ldv_list_addErr1REQUIRES_VIOLATION, __ldv_list_addErr6REQUIRES_VIOLATION, __ldv_list_addErr0REQUIRES_VIOLATION, __ldv_list_addErr2REQUIRES_VIOLATION, __ldv_list_addErr7REQUIRES_VIOLATION, __ldv_list_addErr3REQUIRES_VIOLATION, __ldv_list_addErr5REQUIRES_VIOLATION, __ldv_list_addErr4REQUIRES_VIOLATION, ldv_dev_set_drvdataErr1REQUIRES_VIOLATION, ldv_dev_set_drvdataErr0REQUIRES_VIOLATION, ldv_atomic_sub_returnErr3REQUIRES_VIOLATION, ldv_atomic_sub_returnErr0REQUIRES_VIOLATION, ldv_atomic_sub_returnErr1REQUIRES_VIOLATION, ldv_atomic_sub_returnErr2REQUIRES_VIOLATION, ldv_list_add_tailErr0REQUIRES_VIOLATION, ldv_list_add_tailErr1REQUIRES_VIOLATION, ldv_dev_get_drvdataErr1REQUIRES_VIOLATION, ldv_dev_get_drvdataErr0REQUIRES_VIOLATION, ldv_msg_allocErr1REQUIRES_VIOLATION, ldv_msg_allocErr0REQUIRES_VIOLATION]=== [2019-01-14 19:20:51,140 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-01-14 19:20:51,140 INFO L82 PathProgramCache]: Analyzing trace with hash -1106853955, now seen corresponding path program 1 times [2019-01-14 19:20:51,140 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2019-01-14 19:20:51,140 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2019-01-14 19:20:51,149 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-01-14 19:20:51,149 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-01-14 19:20:51,150 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-01-14 19:20:51,176 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-01-14 19:20:51,299 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 19:20:51,299 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-01-14 19:20:51,299 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2019-01-14 19:20:51,300 INFO L459 AbstractCegarLoop]: Interpolant automaton has 5 states [2019-01-14 19:20:51,301 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2019-01-14 19:20:51,301 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2019-01-14 19:20:51,301 INFO L87 Difference]: Start difference. First operand 145 states and 153 transitions. Second operand 5 states. [2019-01-14 19:20:51,328 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-01-14 19:20:51,329 INFO L93 Difference]: Finished difference Result 147 states and 154 transitions. [2019-01-14 19:20:51,330 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2019-01-14 19:20:51,330 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 27 [2019-01-14 19:20:51,330 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-01-14 19:20:51,332 INFO L225 Difference]: With dead ends: 147 [2019-01-14 19:20:51,332 INFO L226 Difference]: Without dead ends: 147 [2019-01-14 19:20:51,332 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 19:20:51,333 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 147 states. [2019-01-14 19:20:51,341 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 147 to 145. [2019-01-14 19:20:51,341 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 145 states. [2019-01-14 19:20:51,343 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 145 states to 145 states and 152 transitions. [2019-01-14 19:20:51,344 INFO L78 Accepts]: Start accepts. Automaton has 145 states and 152 transitions. Word has length 27 [2019-01-14 19:20:51,344 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-01-14 19:20:51,344 INFO L480 AbstractCegarLoop]: Abstraction has 145 states and 152 transitions. [2019-01-14 19:20:51,344 INFO L481 AbstractCegarLoop]: Interpolant automaton has 5 states. [2019-01-14 19:20:51,344 INFO L276 IsEmpty]: Start isEmpty. Operand 145 states and 152 transitions. [2019-01-14 19:20:51,345 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2019-01-14 19:20:51,345 INFO L394 BasicCegarLoop]: Found error trace [2019-01-14 19:20:51,346 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] [2019-01-14 19:20:51,346 INFO L423 AbstractCegarLoop]: === Iteration 5 === [ldv_kref_initErr1REQUIRES_VIOLATION, ldv_kref_initErr0REQUIRES_VIOLATION, ldv_list_addErr0REQUIRES_VIOLATION, ldv_list_addErr1REQUIRES_VIOLATION, ldv_kobject_createErr0REQUIRES_VIOLATION, ldv_kobject_createErr1REQUIRES_VIOLATION, ldv_destroy_msgsErr0REQUIRES_VIOLATION, ldv_destroy_msgsErr1REQUIRES_VIOLATION, ldv_destroy_msgsErr2REQUIRES_VIOLATION, ldv_destroy_msgsErr3REQUIRES_VIOLATION, ldv_destroy_msgsErr4REQUIRES_VIOLATION, ldv_destroy_msgsErr5REQUIRES_VIOLATION, ldv_msg_fillErr2REQUIRES_VIOLATION, ldv_msg_fillErr1REQUIRES_VIOLATION, ldv_msg_fillErr0REQUIRES_VIOLATION, ldv_msg_fillErr5REQUIRES_VIOLATION, ldv_msg_fillErr4REQUIRES_VIOLATION, ldv_msg_fillErr3REQUIRES_VIOLATION, ldv_atomic_add_returnErr3REQUIRES_VIOLATION, ldv_atomic_add_returnErr0REQUIRES_VIOLATION, ldv_atomic_add_returnErr1REQUIRES_VIOLATION, ldv_atomic_add_returnErr2REQUIRES_VIOLATION, __ldv_list_delErr1REQUIRES_VIOLATION, __ldv_list_delErr0REQUIRES_VIOLATION, __ldv_list_delErr2REQUIRES_VIOLATION, __ldv_list_delErr3REQUIRES_VIOLATION, ldv_kobject_cleanupErr4ASSERT_VIOLATIONMEMORY_FREE, ldv_kobject_cleanupErr5ASSERT_VIOLATIONMEMORY_FREE, ldv_kobject_cleanupErr7ASSERT_VIOLATIONMEMORY_FREE, ldv_kobject_cleanupErr2ASSERT_VIOLATIONMEMORY_FREE, ldv_kobject_cleanupErr6ASSERT_VIOLATIONMEMORY_FREE, ldv_kobject_cleanupErr1REQUIRES_VIOLATION, ldv_kobject_cleanupErr3ASSERT_VIOLATIONMEMORY_FREE, ldv_kobject_cleanupErr0REQUIRES_VIOLATION, ldv_msg_freeErr6ASSERT_VIOLATIONMEMORY_FREE, ldv_msg_freeErr7ASSERT_VIOLATIONMEMORY_FREE, ldv_msg_freeErr1REQUIRES_VIOLATION, ldv_msg_freeErr4ASSERT_VIOLATIONMEMORY_FREE, ldv_msg_freeErr5ASSERT_VIOLATIONMEMORY_FREE, ldv_msg_freeErr2ASSERT_VIOLATIONMEMORY_FREE, ldv_msg_freeErr3ASSERT_VIOLATIONMEMORY_FREE, ldv_msg_freeErr0REQUIRES_VIOLATION, mainErr0ENSURES_VIOLATIONMEMORY_LEAK, LDV_INIT_LIST_HEADErr3REQUIRES_VIOLATION, LDV_INIT_LIST_HEADErr0REQUIRES_VIOLATION, LDV_INIT_LIST_HEADErr1REQUIRES_VIOLATION, LDV_INIT_LIST_HEADErr2REQUIRES_VIOLATION, ldv_list_delErr3REQUIRES_VIOLATION, ldv_list_delErr0REQUIRES_VIOLATION, ldv_list_delErr1REQUIRES_VIOLATION, ldv_list_delErr2REQUIRES_VIOLATION, __ldv_list_addErr1REQUIRES_VIOLATION, __ldv_list_addErr6REQUIRES_VIOLATION, __ldv_list_addErr0REQUIRES_VIOLATION, __ldv_list_addErr2REQUIRES_VIOLATION, __ldv_list_addErr7REQUIRES_VIOLATION, __ldv_list_addErr3REQUIRES_VIOLATION, __ldv_list_addErr5REQUIRES_VIOLATION, __ldv_list_addErr4REQUIRES_VIOLATION, ldv_dev_set_drvdataErr1REQUIRES_VIOLATION, ldv_dev_set_drvdataErr0REQUIRES_VIOLATION, ldv_atomic_sub_returnErr3REQUIRES_VIOLATION, ldv_atomic_sub_returnErr0REQUIRES_VIOLATION, ldv_atomic_sub_returnErr1REQUIRES_VIOLATION, ldv_atomic_sub_returnErr2REQUIRES_VIOLATION, ldv_list_add_tailErr0REQUIRES_VIOLATION, ldv_list_add_tailErr1REQUIRES_VIOLATION, ldv_dev_get_drvdataErr1REQUIRES_VIOLATION, ldv_dev_get_drvdataErr0REQUIRES_VIOLATION, ldv_msg_allocErr1REQUIRES_VIOLATION, ldv_msg_allocErr0REQUIRES_VIOLATION]=== [2019-01-14 19:20:51,347 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-01-14 19:20:51,347 INFO L82 PathProgramCache]: Analyzing trace with hash -1617388132, now seen corresponding path program 1 times [2019-01-14 19:20:51,347 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2019-01-14 19:20:51,347 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2019-01-14 19:20:51,349 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-01-14 19:20:51,349 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-01-14 19:20:51,349 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-01-14 19:20:51,365 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-01-14 19:20:51,517 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 19:20:51,518 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-01-14 19:20:51,518 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2019-01-14 19:20:51,519 INFO L459 AbstractCegarLoop]: Interpolant automaton has 7 states [2019-01-14 19:20:51,519 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2019-01-14 19:20:51,519 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=11, Invalid=31, Unknown=0, NotChecked=0, Total=42 [2019-01-14 19:20:51,520 INFO L87 Difference]: Start difference. First operand 145 states and 152 transitions. Second operand 7 states. [2019-01-14 19:20:51,617 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-01-14 19:20:51,617 INFO L93 Difference]: Finished difference Result 161 states and 169 transitions. [2019-01-14 19:20:51,621 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2019-01-14 19:20:51,621 INFO L78 Accepts]: Start accepts. Automaton has 7 states. Word has length 27 [2019-01-14 19:20:51,621 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-01-14 19:20:51,627 INFO L225 Difference]: With dead ends: 161 [2019-01-14 19:20:51,627 INFO L226 Difference]: Without dead ends: 161 [2019-01-14 19:20:51,628 INFO L631 BasicCegarLoop]: 0 DeclaredPredicates, 8 GetRequests, 2 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 19:20:51,629 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 161 states. [2019-01-14 19:20:51,640 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 161 to 154. [2019-01-14 19:20:51,640 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 154 states. [2019-01-14 19:20:51,642 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 154 states to 154 states and 161 transitions. [2019-01-14 19:20:51,642 INFO L78 Accepts]: Start accepts. Automaton has 154 states and 161 transitions. Word has length 27 [2019-01-14 19:20:51,643 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-01-14 19:20:51,643 INFO L480 AbstractCegarLoop]: Abstraction has 154 states and 161 transitions. [2019-01-14 19:20:51,643 INFO L481 AbstractCegarLoop]: Interpolant automaton has 7 states. [2019-01-14 19:20:51,643 INFO L276 IsEmpty]: Start isEmpty. Operand 154 states and 161 transitions. [2019-01-14 19:20:51,644 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2019-01-14 19:20:51,645 INFO L394 BasicCegarLoop]: Found error trace [2019-01-14 19:20:51,645 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 19:20:51,645 INFO L423 AbstractCegarLoop]: === Iteration 6 === [ldv_kref_initErr1REQUIRES_VIOLATION, ldv_kref_initErr0REQUIRES_VIOLATION, ldv_list_addErr0REQUIRES_VIOLATION, ldv_list_addErr1REQUIRES_VIOLATION, ldv_kobject_createErr0REQUIRES_VIOLATION, ldv_kobject_createErr1REQUIRES_VIOLATION, ldv_destroy_msgsErr0REQUIRES_VIOLATION, ldv_destroy_msgsErr1REQUIRES_VIOLATION, ldv_destroy_msgsErr2REQUIRES_VIOLATION, ldv_destroy_msgsErr3REQUIRES_VIOLATION, ldv_destroy_msgsErr4REQUIRES_VIOLATION, ldv_destroy_msgsErr5REQUIRES_VIOLATION, ldv_msg_fillErr2REQUIRES_VIOLATION, ldv_msg_fillErr1REQUIRES_VIOLATION, ldv_msg_fillErr0REQUIRES_VIOLATION, ldv_msg_fillErr5REQUIRES_VIOLATION, ldv_msg_fillErr4REQUIRES_VIOLATION, ldv_msg_fillErr3REQUIRES_VIOLATION, ldv_atomic_add_returnErr3REQUIRES_VIOLATION, ldv_atomic_add_returnErr0REQUIRES_VIOLATION, ldv_atomic_add_returnErr1REQUIRES_VIOLATION, ldv_atomic_add_returnErr2REQUIRES_VIOLATION, __ldv_list_delErr1REQUIRES_VIOLATION, __ldv_list_delErr0REQUIRES_VIOLATION, __ldv_list_delErr2REQUIRES_VIOLATION, __ldv_list_delErr3REQUIRES_VIOLATION, ldv_kobject_cleanupErr4ASSERT_VIOLATIONMEMORY_FREE, ldv_kobject_cleanupErr5ASSERT_VIOLATIONMEMORY_FREE, ldv_kobject_cleanupErr7ASSERT_VIOLATIONMEMORY_FREE, ldv_kobject_cleanupErr2ASSERT_VIOLATIONMEMORY_FREE, ldv_kobject_cleanupErr6ASSERT_VIOLATIONMEMORY_FREE, ldv_kobject_cleanupErr1REQUIRES_VIOLATION, ldv_kobject_cleanupErr3ASSERT_VIOLATIONMEMORY_FREE, ldv_kobject_cleanupErr0REQUIRES_VIOLATION, ldv_msg_freeErr6ASSERT_VIOLATIONMEMORY_FREE, ldv_msg_freeErr7ASSERT_VIOLATIONMEMORY_FREE, ldv_msg_freeErr1REQUIRES_VIOLATION, ldv_msg_freeErr4ASSERT_VIOLATIONMEMORY_FREE, ldv_msg_freeErr5ASSERT_VIOLATIONMEMORY_FREE, ldv_msg_freeErr2ASSERT_VIOLATIONMEMORY_FREE, ldv_msg_freeErr3ASSERT_VIOLATIONMEMORY_FREE, ldv_msg_freeErr0REQUIRES_VIOLATION, mainErr0ENSURES_VIOLATIONMEMORY_LEAK, LDV_INIT_LIST_HEADErr3REQUIRES_VIOLATION, LDV_INIT_LIST_HEADErr0REQUIRES_VIOLATION, LDV_INIT_LIST_HEADErr1REQUIRES_VIOLATION, LDV_INIT_LIST_HEADErr2REQUIRES_VIOLATION, ldv_list_delErr3REQUIRES_VIOLATION, ldv_list_delErr0REQUIRES_VIOLATION, ldv_list_delErr1REQUIRES_VIOLATION, ldv_list_delErr2REQUIRES_VIOLATION, __ldv_list_addErr1REQUIRES_VIOLATION, __ldv_list_addErr6REQUIRES_VIOLATION, __ldv_list_addErr0REQUIRES_VIOLATION, __ldv_list_addErr2REQUIRES_VIOLATION, __ldv_list_addErr7REQUIRES_VIOLATION, __ldv_list_addErr3REQUIRES_VIOLATION, __ldv_list_addErr5REQUIRES_VIOLATION, __ldv_list_addErr4REQUIRES_VIOLATION, ldv_dev_set_drvdataErr1REQUIRES_VIOLATION, ldv_dev_set_drvdataErr0REQUIRES_VIOLATION, ldv_atomic_sub_returnErr3REQUIRES_VIOLATION, ldv_atomic_sub_returnErr0REQUIRES_VIOLATION, ldv_atomic_sub_returnErr1REQUIRES_VIOLATION, ldv_atomic_sub_returnErr2REQUIRES_VIOLATION, ldv_list_add_tailErr0REQUIRES_VIOLATION, ldv_list_add_tailErr1REQUIRES_VIOLATION, ldv_dev_get_drvdataErr1REQUIRES_VIOLATION, ldv_dev_get_drvdataErr0REQUIRES_VIOLATION, ldv_msg_allocErr1REQUIRES_VIOLATION, ldv_msg_allocErr0REQUIRES_VIOLATION]=== [2019-01-14 19:20:51,646 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-01-14 19:20:51,646 INFO L82 PathProgramCache]: Analyzing trace with hash 873829220, now seen corresponding path program 1 times [2019-01-14 19:20:51,646 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2019-01-14 19:20:51,646 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2019-01-14 19:20:51,648 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-01-14 19:20:51,648 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-01-14 19:20:51,648 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-01-14 19:20:51,688 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-01-14 19:20:51,893 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 19:20:51,894 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-01-14 19:20:51,894 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [10] imperfect sequences [] total 10 [2019-01-14 19:20:51,894 INFO L459 AbstractCegarLoop]: Interpolant automaton has 11 states [2019-01-14 19:20:51,894 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 11 interpolants. [2019-01-14 19:20:51,895 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=19, Invalid=91, Unknown=0, NotChecked=0, Total=110 [2019-01-14 19:20:51,895 INFO L87 Difference]: Start difference. First operand 154 states and 161 transitions. Second operand 11 states. [2019-01-14 19:20:52,611 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-01-14 19:20:52,612 INFO L93 Difference]: Finished difference Result 153 states and 160 transitions. [2019-01-14 19:20:52,612 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2019-01-14 19:20:52,613 INFO L78 Accepts]: Start accepts. Automaton has 11 states. Word has length 32 [2019-01-14 19:20:52,613 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-01-14 19:20:52,616 INFO L225 Difference]: With dead ends: 153 [2019-01-14 19:20:52,616 INFO L226 Difference]: Without dead ends: 153 [2019-01-14 19:20:52,617 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 19:20:52,618 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 153 states. [2019-01-14 19:20:52,624 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 153 to 153. [2019-01-14 19:20:52,624 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 153 states. [2019-01-14 19:20:52,626 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 153 states to 153 states and 160 transitions. [2019-01-14 19:20:52,626 INFO L78 Accepts]: Start accepts. Automaton has 153 states and 160 transitions. Word has length 32 [2019-01-14 19:20:52,627 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-01-14 19:20:52,627 INFO L480 AbstractCegarLoop]: Abstraction has 153 states and 160 transitions. [2019-01-14 19:20:52,627 INFO L481 AbstractCegarLoop]: Interpolant automaton has 11 states. [2019-01-14 19:20:52,627 INFO L276 IsEmpty]: Start isEmpty. Operand 153 states and 160 transitions. [2019-01-14 19:20:52,628 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2019-01-14 19:20:52,628 INFO L394 BasicCegarLoop]: Found error trace [2019-01-14 19:20:52,629 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 19:20:52,629 INFO L423 AbstractCegarLoop]: === Iteration 7 === [ldv_kref_initErr1REQUIRES_VIOLATION, ldv_kref_initErr0REQUIRES_VIOLATION, ldv_list_addErr0REQUIRES_VIOLATION, ldv_list_addErr1REQUIRES_VIOLATION, ldv_kobject_createErr0REQUIRES_VIOLATION, ldv_kobject_createErr1REQUIRES_VIOLATION, ldv_destroy_msgsErr0REQUIRES_VIOLATION, ldv_destroy_msgsErr1REQUIRES_VIOLATION, ldv_destroy_msgsErr2REQUIRES_VIOLATION, ldv_destroy_msgsErr3REQUIRES_VIOLATION, ldv_destroy_msgsErr4REQUIRES_VIOLATION, ldv_destroy_msgsErr5REQUIRES_VIOLATION, ldv_msg_fillErr2REQUIRES_VIOLATION, ldv_msg_fillErr1REQUIRES_VIOLATION, ldv_msg_fillErr0REQUIRES_VIOLATION, ldv_msg_fillErr5REQUIRES_VIOLATION, ldv_msg_fillErr4REQUIRES_VIOLATION, ldv_msg_fillErr3REQUIRES_VIOLATION, ldv_atomic_add_returnErr3REQUIRES_VIOLATION, ldv_atomic_add_returnErr0REQUIRES_VIOLATION, ldv_atomic_add_returnErr1REQUIRES_VIOLATION, ldv_atomic_add_returnErr2REQUIRES_VIOLATION, __ldv_list_delErr1REQUIRES_VIOLATION, __ldv_list_delErr0REQUIRES_VIOLATION, __ldv_list_delErr2REQUIRES_VIOLATION, __ldv_list_delErr3REQUIRES_VIOLATION, ldv_kobject_cleanupErr4ASSERT_VIOLATIONMEMORY_FREE, ldv_kobject_cleanupErr5ASSERT_VIOLATIONMEMORY_FREE, ldv_kobject_cleanupErr7ASSERT_VIOLATIONMEMORY_FREE, ldv_kobject_cleanupErr2ASSERT_VIOLATIONMEMORY_FREE, ldv_kobject_cleanupErr6ASSERT_VIOLATIONMEMORY_FREE, ldv_kobject_cleanupErr1REQUIRES_VIOLATION, ldv_kobject_cleanupErr3ASSERT_VIOLATIONMEMORY_FREE, ldv_kobject_cleanupErr0REQUIRES_VIOLATION, ldv_msg_freeErr6ASSERT_VIOLATIONMEMORY_FREE, ldv_msg_freeErr7ASSERT_VIOLATIONMEMORY_FREE, ldv_msg_freeErr1REQUIRES_VIOLATION, ldv_msg_freeErr4ASSERT_VIOLATIONMEMORY_FREE, ldv_msg_freeErr5ASSERT_VIOLATIONMEMORY_FREE, ldv_msg_freeErr2ASSERT_VIOLATIONMEMORY_FREE, ldv_msg_freeErr3ASSERT_VIOLATIONMEMORY_FREE, ldv_msg_freeErr0REQUIRES_VIOLATION, mainErr0ENSURES_VIOLATIONMEMORY_LEAK, LDV_INIT_LIST_HEADErr3REQUIRES_VIOLATION, LDV_INIT_LIST_HEADErr0REQUIRES_VIOLATION, LDV_INIT_LIST_HEADErr1REQUIRES_VIOLATION, LDV_INIT_LIST_HEADErr2REQUIRES_VIOLATION, ldv_list_delErr3REQUIRES_VIOLATION, ldv_list_delErr0REQUIRES_VIOLATION, ldv_list_delErr1REQUIRES_VIOLATION, ldv_list_delErr2REQUIRES_VIOLATION, __ldv_list_addErr1REQUIRES_VIOLATION, __ldv_list_addErr6REQUIRES_VIOLATION, __ldv_list_addErr0REQUIRES_VIOLATION, __ldv_list_addErr2REQUIRES_VIOLATION, __ldv_list_addErr7REQUIRES_VIOLATION, __ldv_list_addErr3REQUIRES_VIOLATION, __ldv_list_addErr5REQUIRES_VIOLATION, __ldv_list_addErr4REQUIRES_VIOLATION, ldv_dev_set_drvdataErr1REQUIRES_VIOLATION, ldv_dev_set_drvdataErr0REQUIRES_VIOLATION, ldv_atomic_sub_returnErr3REQUIRES_VIOLATION, ldv_atomic_sub_returnErr0REQUIRES_VIOLATION, ldv_atomic_sub_returnErr1REQUIRES_VIOLATION, ldv_atomic_sub_returnErr2REQUIRES_VIOLATION, ldv_list_add_tailErr0REQUIRES_VIOLATION, ldv_list_add_tailErr1REQUIRES_VIOLATION, ldv_dev_get_drvdataErr1REQUIRES_VIOLATION, ldv_dev_get_drvdataErr0REQUIRES_VIOLATION, ldv_msg_allocErr1REQUIRES_VIOLATION, ldv_msg_allocErr0REQUIRES_VIOLATION]=== [2019-01-14 19:20:52,629 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-01-14 19:20:52,630 INFO L82 PathProgramCache]: Analyzing trace with hash 873829221, now seen corresponding path program 1 times [2019-01-14 19:20:52,630 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2019-01-14 19:20:52,630 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2019-01-14 19:20:52,631 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-01-14 19:20:52,631 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-01-14 19:20:52,632 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-01-14 19:20:52,646 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-01-14 19:20:52,717 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 19:20:52,718 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-01-14 19:20:52,718 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2019-01-14 19:20:52,719 INFO L459 AbstractCegarLoop]: Interpolant automaton has 4 states [2019-01-14 19:20:52,719 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2019-01-14 19:20:52,719 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2019-01-14 19:20:52,719 INFO L87 Difference]: Start difference. First operand 153 states and 160 transitions. Second operand 4 states. [2019-01-14 19:20:52,747 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-01-14 19:20:52,748 INFO L93 Difference]: Finished difference Result 156 states and 163 transitions. [2019-01-14 19:20:52,752 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2019-01-14 19:20:52,752 INFO L78 Accepts]: Start accepts. Automaton has 4 states. Word has length 32 [2019-01-14 19:20:52,753 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-01-14 19:20:52,754 INFO L225 Difference]: With dead ends: 156 [2019-01-14 19:20:52,759 INFO L226 Difference]: Without dead ends: 154 [2019-01-14 19:20:52,760 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 19:20:52,761 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 154 states. [2019-01-14 19:20:52,772 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 154 to 154. [2019-01-14 19:20:52,772 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 154 states. [2019-01-14 19:20:52,773 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 154 states to 154 states and 161 transitions. [2019-01-14 19:20:52,776 INFO L78 Accepts]: Start accepts. Automaton has 154 states and 161 transitions. Word has length 32 [2019-01-14 19:20:52,777 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-01-14 19:20:52,777 INFO L480 AbstractCegarLoop]: Abstraction has 154 states and 161 transitions. [2019-01-14 19:20:52,777 INFO L481 AbstractCegarLoop]: Interpolant automaton has 4 states. [2019-01-14 19:20:52,777 INFO L276 IsEmpty]: Start isEmpty. Operand 154 states and 161 transitions. [2019-01-14 19:20:52,779 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 34 [2019-01-14 19:20:52,781 INFO L394 BasicCegarLoop]: Found error trace [2019-01-14 19:20:52,782 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 19:20:52,782 INFO L423 AbstractCegarLoop]: === Iteration 8 === [ldv_kref_initErr1REQUIRES_VIOLATION, ldv_kref_initErr0REQUIRES_VIOLATION, ldv_list_addErr0REQUIRES_VIOLATION, ldv_list_addErr1REQUIRES_VIOLATION, ldv_kobject_createErr0REQUIRES_VIOLATION, ldv_kobject_createErr1REQUIRES_VIOLATION, ldv_destroy_msgsErr0REQUIRES_VIOLATION, ldv_destroy_msgsErr1REQUIRES_VIOLATION, ldv_destroy_msgsErr2REQUIRES_VIOLATION, ldv_destroy_msgsErr3REQUIRES_VIOLATION, ldv_destroy_msgsErr4REQUIRES_VIOLATION, ldv_destroy_msgsErr5REQUIRES_VIOLATION, ldv_msg_fillErr2REQUIRES_VIOLATION, ldv_msg_fillErr1REQUIRES_VIOLATION, ldv_msg_fillErr0REQUIRES_VIOLATION, ldv_msg_fillErr5REQUIRES_VIOLATION, ldv_msg_fillErr4REQUIRES_VIOLATION, ldv_msg_fillErr3REQUIRES_VIOLATION, ldv_atomic_add_returnErr3REQUIRES_VIOLATION, ldv_atomic_add_returnErr0REQUIRES_VIOLATION, ldv_atomic_add_returnErr1REQUIRES_VIOLATION, ldv_atomic_add_returnErr2REQUIRES_VIOLATION, __ldv_list_delErr1REQUIRES_VIOLATION, __ldv_list_delErr0REQUIRES_VIOLATION, __ldv_list_delErr2REQUIRES_VIOLATION, __ldv_list_delErr3REQUIRES_VIOLATION, ldv_kobject_cleanupErr4ASSERT_VIOLATIONMEMORY_FREE, ldv_kobject_cleanupErr5ASSERT_VIOLATIONMEMORY_FREE, ldv_kobject_cleanupErr7ASSERT_VIOLATIONMEMORY_FREE, ldv_kobject_cleanupErr2ASSERT_VIOLATIONMEMORY_FREE, ldv_kobject_cleanupErr6ASSERT_VIOLATIONMEMORY_FREE, ldv_kobject_cleanupErr1REQUIRES_VIOLATION, ldv_kobject_cleanupErr3ASSERT_VIOLATIONMEMORY_FREE, ldv_kobject_cleanupErr0REQUIRES_VIOLATION, ldv_msg_freeErr6ASSERT_VIOLATIONMEMORY_FREE, ldv_msg_freeErr7ASSERT_VIOLATIONMEMORY_FREE, ldv_msg_freeErr1REQUIRES_VIOLATION, ldv_msg_freeErr4ASSERT_VIOLATIONMEMORY_FREE, ldv_msg_freeErr5ASSERT_VIOLATIONMEMORY_FREE, ldv_msg_freeErr2ASSERT_VIOLATIONMEMORY_FREE, ldv_msg_freeErr3ASSERT_VIOLATIONMEMORY_FREE, ldv_msg_freeErr0REQUIRES_VIOLATION, mainErr0ENSURES_VIOLATIONMEMORY_LEAK, LDV_INIT_LIST_HEADErr3REQUIRES_VIOLATION, LDV_INIT_LIST_HEADErr0REQUIRES_VIOLATION, LDV_INIT_LIST_HEADErr1REQUIRES_VIOLATION, LDV_INIT_LIST_HEADErr2REQUIRES_VIOLATION, ldv_list_delErr3REQUIRES_VIOLATION, ldv_list_delErr0REQUIRES_VIOLATION, ldv_list_delErr1REQUIRES_VIOLATION, ldv_list_delErr2REQUIRES_VIOLATION, __ldv_list_addErr1REQUIRES_VIOLATION, __ldv_list_addErr6REQUIRES_VIOLATION, __ldv_list_addErr0REQUIRES_VIOLATION, __ldv_list_addErr2REQUIRES_VIOLATION, __ldv_list_addErr7REQUIRES_VIOLATION, __ldv_list_addErr3REQUIRES_VIOLATION, __ldv_list_addErr5REQUIRES_VIOLATION, __ldv_list_addErr4REQUIRES_VIOLATION, ldv_dev_set_drvdataErr1REQUIRES_VIOLATION, ldv_dev_set_drvdataErr0REQUIRES_VIOLATION, ldv_atomic_sub_returnErr3REQUIRES_VIOLATION, ldv_atomic_sub_returnErr0REQUIRES_VIOLATION, ldv_atomic_sub_returnErr1REQUIRES_VIOLATION, ldv_atomic_sub_returnErr2REQUIRES_VIOLATION, ldv_list_add_tailErr0REQUIRES_VIOLATION, ldv_list_add_tailErr1REQUIRES_VIOLATION, ldv_dev_get_drvdataErr1REQUIRES_VIOLATION, ldv_dev_get_drvdataErr0REQUIRES_VIOLATION, ldv_msg_allocErr1REQUIRES_VIOLATION, ldv_msg_allocErr0REQUIRES_VIOLATION]=== [2019-01-14 19:20:52,783 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-01-14 19:20:52,783 INFO L82 PathProgramCache]: Analyzing trace with hash 2043770326, now seen corresponding path program 1 times [2019-01-14 19:20:52,783 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2019-01-14 19:20:52,783 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2019-01-14 19:20:52,789 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-01-14 19:20:52,792 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-01-14 19:20:52,793 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-01-14 19:20:52,813 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-01-14 19:20:52,907 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 19:20:52,907 INFO L300 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2019-01-14 19:20:52,907 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 19:20:52,920 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-01-14 19:20:52,973 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-01-14 19:20:52,983 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2019-01-14 19:20:53,020 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 19:20:53,049 INFO L312 seRefinementStrategy]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2019-01-14 19:20:53,049 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [] imperfect sequences [5, 5] total 6 [2019-01-14 19:20:53,050 INFO L459 AbstractCegarLoop]: Interpolant automaton has 6 states [2019-01-14 19:20:53,050 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2019-01-14 19:20:53,050 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=12, Invalid=18, Unknown=0, NotChecked=0, Total=30 [2019-01-14 19:20:53,052 INFO L87 Difference]: Start difference. First operand 154 states and 161 transitions. Second operand 6 states. [2019-01-14 19:20:53,114 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-01-14 19:20:53,114 INFO L93 Difference]: Finished difference Result 157 states and 164 transitions. [2019-01-14 19:20:53,115 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2019-01-14 19:20:53,115 INFO L78 Accepts]: Start accepts. Automaton has 6 states. Word has length 33 [2019-01-14 19:20:53,115 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-01-14 19:20:53,116 INFO L225 Difference]: With dead ends: 157 [2019-01-14 19:20:53,117 INFO L226 Difference]: Without dead ends: 155 [2019-01-14 19:20:53,117 INFO L631 BasicCegarLoop]: 0 DeclaredPredicates, 38 GetRequests, 33 SyntacticMatches, 0 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=16, Invalid=26, Unknown=0, NotChecked=0, Total=42 [2019-01-14 19:20:53,118 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 155 states. [2019-01-14 19:20:53,130 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 155 to 155. [2019-01-14 19:20:53,130 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 155 states. [2019-01-14 19:20:53,131 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 155 states to 155 states and 162 transitions. [2019-01-14 19:20:53,131 INFO L78 Accepts]: Start accepts. Automaton has 155 states and 162 transitions. Word has length 33 [2019-01-14 19:20:53,131 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-01-14 19:20:53,131 INFO L480 AbstractCegarLoop]: Abstraction has 155 states and 162 transitions. [2019-01-14 19:20:53,132 INFO L481 AbstractCegarLoop]: Interpolant automaton has 6 states. [2019-01-14 19:20:53,132 INFO L276 IsEmpty]: Start isEmpty. Operand 155 states and 162 transitions. [2019-01-14 19:20:53,133 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 35 [2019-01-14 19:20:53,133 INFO L394 BasicCegarLoop]: Found error trace [2019-01-14 19:20:53,133 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 19:20:53,134 INFO L423 AbstractCegarLoop]: === Iteration 9 === [ldv_kref_initErr1REQUIRES_VIOLATION, ldv_kref_initErr0REQUIRES_VIOLATION, ldv_list_addErr0REQUIRES_VIOLATION, ldv_list_addErr1REQUIRES_VIOLATION, ldv_kobject_createErr0REQUIRES_VIOLATION, ldv_kobject_createErr1REQUIRES_VIOLATION, ldv_destroy_msgsErr0REQUIRES_VIOLATION, ldv_destroy_msgsErr1REQUIRES_VIOLATION, ldv_destroy_msgsErr2REQUIRES_VIOLATION, ldv_destroy_msgsErr3REQUIRES_VIOLATION, ldv_destroy_msgsErr4REQUIRES_VIOLATION, ldv_destroy_msgsErr5REQUIRES_VIOLATION, ldv_msg_fillErr2REQUIRES_VIOLATION, ldv_msg_fillErr1REQUIRES_VIOLATION, ldv_msg_fillErr0REQUIRES_VIOLATION, ldv_msg_fillErr5REQUIRES_VIOLATION, ldv_msg_fillErr4REQUIRES_VIOLATION, ldv_msg_fillErr3REQUIRES_VIOLATION, ldv_atomic_add_returnErr3REQUIRES_VIOLATION, ldv_atomic_add_returnErr0REQUIRES_VIOLATION, ldv_atomic_add_returnErr1REQUIRES_VIOLATION, ldv_atomic_add_returnErr2REQUIRES_VIOLATION, __ldv_list_delErr1REQUIRES_VIOLATION, __ldv_list_delErr0REQUIRES_VIOLATION, __ldv_list_delErr2REQUIRES_VIOLATION, __ldv_list_delErr3REQUIRES_VIOLATION, ldv_kobject_cleanupErr4ASSERT_VIOLATIONMEMORY_FREE, ldv_kobject_cleanupErr5ASSERT_VIOLATIONMEMORY_FREE, ldv_kobject_cleanupErr7ASSERT_VIOLATIONMEMORY_FREE, ldv_kobject_cleanupErr2ASSERT_VIOLATIONMEMORY_FREE, ldv_kobject_cleanupErr6ASSERT_VIOLATIONMEMORY_FREE, ldv_kobject_cleanupErr1REQUIRES_VIOLATION, ldv_kobject_cleanupErr3ASSERT_VIOLATIONMEMORY_FREE, ldv_kobject_cleanupErr0REQUIRES_VIOLATION, ldv_msg_freeErr6ASSERT_VIOLATIONMEMORY_FREE, ldv_msg_freeErr7ASSERT_VIOLATIONMEMORY_FREE, ldv_msg_freeErr1REQUIRES_VIOLATION, ldv_msg_freeErr4ASSERT_VIOLATIONMEMORY_FREE, ldv_msg_freeErr5ASSERT_VIOLATIONMEMORY_FREE, ldv_msg_freeErr2ASSERT_VIOLATIONMEMORY_FREE, ldv_msg_freeErr3ASSERT_VIOLATIONMEMORY_FREE, ldv_msg_freeErr0REQUIRES_VIOLATION, mainErr0ENSURES_VIOLATIONMEMORY_LEAK, LDV_INIT_LIST_HEADErr3REQUIRES_VIOLATION, LDV_INIT_LIST_HEADErr0REQUIRES_VIOLATION, LDV_INIT_LIST_HEADErr1REQUIRES_VIOLATION, LDV_INIT_LIST_HEADErr2REQUIRES_VIOLATION, ldv_list_delErr3REQUIRES_VIOLATION, ldv_list_delErr0REQUIRES_VIOLATION, ldv_list_delErr1REQUIRES_VIOLATION, ldv_list_delErr2REQUIRES_VIOLATION, __ldv_list_addErr1REQUIRES_VIOLATION, __ldv_list_addErr6REQUIRES_VIOLATION, __ldv_list_addErr0REQUIRES_VIOLATION, __ldv_list_addErr2REQUIRES_VIOLATION, __ldv_list_addErr7REQUIRES_VIOLATION, __ldv_list_addErr3REQUIRES_VIOLATION, __ldv_list_addErr5REQUIRES_VIOLATION, __ldv_list_addErr4REQUIRES_VIOLATION, ldv_dev_set_drvdataErr1REQUIRES_VIOLATION, ldv_dev_set_drvdataErr0REQUIRES_VIOLATION, ldv_atomic_sub_returnErr3REQUIRES_VIOLATION, ldv_atomic_sub_returnErr0REQUIRES_VIOLATION, ldv_atomic_sub_returnErr1REQUIRES_VIOLATION, ldv_atomic_sub_returnErr2REQUIRES_VIOLATION, ldv_list_add_tailErr0REQUIRES_VIOLATION, ldv_list_add_tailErr1REQUIRES_VIOLATION, ldv_dev_get_drvdataErr1REQUIRES_VIOLATION, ldv_dev_get_drvdataErr0REQUIRES_VIOLATION, ldv_msg_allocErr1REQUIRES_VIOLATION, ldv_msg_allocErr0REQUIRES_VIOLATION]=== [2019-01-14 19:20:53,134 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-01-14 19:20:53,134 INFO L82 PathProgramCache]: Analyzing trace with hash -342761083, now seen corresponding path program 2 times [2019-01-14 19:20:53,134 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2019-01-14 19:20:53,134 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2019-01-14 19:20:53,136 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-01-14 19:20:53,136 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-01-14 19:20:53,136 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-01-14 19:20:53,151 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-01-14 19:20:53,374 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 19:20:53,374 INFO L300 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2019-01-14 19:20:53,374 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 19:20:53,386 INFO L103 rtionOrderModulation]: Keeping assertion order OUTSIDE_LOOP_FIRST1 [2019-01-14 19:20:53,432 INFO L249 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST1 issued 1 check-sat command(s) [2019-01-14 19:20:53,432 INFO L250 tOrderPrioritization]: Conjunction of SSA is unsat [2019-01-14 19:20:53,438 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2019-01-14 19:20:53,761 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 19:20:53,780 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 1 imperfect interpolant sequences. [2019-01-14 19:20:53,781 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [12] imperfect sequences [6] total 17 [2019-01-14 19:20:53,781 INFO L459 AbstractCegarLoop]: Interpolant automaton has 17 states [2019-01-14 19:20:53,781 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 17 interpolants. [2019-01-14 19:20:53,782 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=35, Invalid=237, Unknown=0, NotChecked=0, Total=272 [2019-01-14 19:20:53,782 INFO L87 Difference]: Start difference. First operand 155 states and 162 transitions. Second operand 17 states. [2019-01-14 19:20:54,601 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-01-14 19:20:54,601 INFO L93 Difference]: Finished difference Result 157 states and 164 transitions. [2019-01-14 19:20:54,605 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 17 states. [2019-01-14 19:20:54,605 INFO L78 Accepts]: Start accepts. Automaton has 17 states. Word has length 34 [2019-01-14 19:20:54,605 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-01-14 19:20:54,606 INFO L225 Difference]: With dead ends: 157 [2019-01-14 19:20:54,607 INFO L226 Difference]: Without dead ends: 155 [2019-01-14 19:20:54,607 INFO L631 BasicCegarLoop]: 0 DeclaredPredicates, 46 GetRequests, 24 SyntacticMatches, 0 SemanticMatches, 22 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 57 ImplicationChecksByTransitivity, 0.6s TimeCoverageRelationStatistics Valid=71, Invalid=481, Unknown=0, NotChecked=0, Total=552 [2019-01-14 19:20:54,611 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 155 states. [2019-01-14 19:20:54,618 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 155 to 155. [2019-01-14 19:20:54,618 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 155 states. [2019-01-14 19:20:54,621 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 155 states to 155 states and 162 transitions. [2019-01-14 19:20:54,621 INFO L78 Accepts]: Start accepts. Automaton has 155 states and 162 transitions. Word has length 34 [2019-01-14 19:20:54,621 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-01-14 19:20:54,622 INFO L480 AbstractCegarLoop]: Abstraction has 155 states and 162 transitions. [2019-01-14 19:20:54,622 INFO L481 AbstractCegarLoop]: Interpolant automaton has 17 states. [2019-01-14 19:20:54,622 INFO L276 IsEmpty]: Start isEmpty. Operand 155 states and 162 transitions. [2019-01-14 19:20:54,625 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 37 [2019-01-14 19:20:54,628 INFO L394 BasicCegarLoop]: Found error trace [2019-01-14 19:20:54,629 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] [2019-01-14 19:20:54,629 INFO L423 AbstractCegarLoop]: === Iteration 10 === [ldv_kref_initErr1REQUIRES_VIOLATION, ldv_kref_initErr0REQUIRES_VIOLATION, ldv_list_addErr0REQUIRES_VIOLATION, ldv_list_addErr1REQUIRES_VIOLATION, ldv_kobject_createErr0REQUIRES_VIOLATION, ldv_kobject_createErr1REQUIRES_VIOLATION, ldv_destroy_msgsErr0REQUIRES_VIOLATION, ldv_destroy_msgsErr1REQUIRES_VIOLATION, ldv_destroy_msgsErr2REQUIRES_VIOLATION, ldv_destroy_msgsErr3REQUIRES_VIOLATION, ldv_destroy_msgsErr4REQUIRES_VIOLATION, ldv_destroy_msgsErr5REQUIRES_VIOLATION, ldv_msg_fillErr2REQUIRES_VIOLATION, ldv_msg_fillErr1REQUIRES_VIOLATION, ldv_msg_fillErr0REQUIRES_VIOLATION, ldv_msg_fillErr5REQUIRES_VIOLATION, ldv_msg_fillErr4REQUIRES_VIOLATION, ldv_msg_fillErr3REQUIRES_VIOLATION, ldv_atomic_add_returnErr3REQUIRES_VIOLATION, ldv_atomic_add_returnErr0REQUIRES_VIOLATION, ldv_atomic_add_returnErr1REQUIRES_VIOLATION, ldv_atomic_add_returnErr2REQUIRES_VIOLATION, __ldv_list_delErr1REQUIRES_VIOLATION, __ldv_list_delErr0REQUIRES_VIOLATION, __ldv_list_delErr2REQUIRES_VIOLATION, __ldv_list_delErr3REQUIRES_VIOLATION, ldv_kobject_cleanupErr4ASSERT_VIOLATIONMEMORY_FREE, ldv_kobject_cleanupErr5ASSERT_VIOLATIONMEMORY_FREE, ldv_kobject_cleanupErr7ASSERT_VIOLATIONMEMORY_FREE, ldv_kobject_cleanupErr2ASSERT_VIOLATIONMEMORY_FREE, ldv_kobject_cleanupErr6ASSERT_VIOLATIONMEMORY_FREE, ldv_kobject_cleanupErr1REQUIRES_VIOLATION, ldv_kobject_cleanupErr3ASSERT_VIOLATIONMEMORY_FREE, ldv_kobject_cleanupErr0REQUIRES_VIOLATION, ldv_msg_freeErr6ASSERT_VIOLATIONMEMORY_FREE, ldv_msg_freeErr7ASSERT_VIOLATIONMEMORY_FREE, ldv_msg_freeErr1REQUIRES_VIOLATION, ldv_msg_freeErr4ASSERT_VIOLATIONMEMORY_FREE, ldv_msg_freeErr5ASSERT_VIOLATIONMEMORY_FREE, ldv_msg_freeErr2ASSERT_VIOLATIONMEMORY_FREE, ldv_msg_freeErr3ASSERT_VIOLATIONMEMORY_FREE, ldv_msg_freeErr0REQUIRES_VIOLATION, mainErr0ENSURES_VIOLATIONMEMORY_LEAK, LDV_INIT_LIST_HEADErr3REQUIRES_VIOLATION, LDV_INIT_LIST_HEADErr0REQUIRES_VIOLATION, LDV_INIT_LIST_HEADErr1REQUIRES_VIOLATION, LDV_INIT_LIST_HEADErr2REQUIRES_VIOLATION, ldv_list_delErr3REQUIRES_VIOLATION, ldv_list_delErr0REQUIRES_VIOLATION, ldv_list_delErr1REQUIRES_VIOLATION, ldv_list_delErr2REQUIRES_VIOLATION, __ldv_list_addErr1REQUIRES_VIOLATION, __ldv_list_addErr6REQUIRES_VIOLATION, __ldv_list_addErr0REQUIRES_VIOLATION, __ldv_list_addErr2REQUIRES_VIOLATION, __ldv_list_addErr7REQUIRES_VIOLATION, __ldv_list_addErr3REQUIRES_VIOLATION, __ldv_list_addErr5REQUIRES_VIOLATION, __ldv_list_addErr4REQUIRES_VIOLATION, ldv_dev_set_drvdataErr1REQUIRES_VIOLATION, ldv_dev_set_drvdataErr0REQUIRES_VIOLATION, ldv_atomic_sub_returnErr3REQUIRES_VIOLATION, ldv_atomic_sub_returnErr0REQUIRES_VIOLATION, ldv_atomic_sub_returnErr1REQUIRES_VIOLATION, ldv_atomic_sub_returnErr2REQUIRES_VIOLATION, ldv_list_add_tailErr0REQUIRES_VIOLATION, ldv_list_add_tailErr1REQUIRES_VIOLATION, ldv_dev_get_drvdataErr1REQUIRES_VIOLATION, ldv_dev_get_drvdataErr0REQUIRES_VIOLATION, ldv_msg_allocErr1REQUIRES_VIOLATION, ldv_msg_allocErr0REQUIRES_VIOLATION]=== [2019-01-14 19:20:54,629 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-01-14 19:20:54,630 INFO L82 PathProgramCache]: Analyzing trace with hash -1960189152, now seen corresponding path program 1 times [2019-01-14 19:20:54,630 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2019-01-14 19:20:54,630 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2019-01-14 19:20:54,635 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-01-14 19:20:54,635 INFO L101 rtionOrderModulation]: Changing assertion order to NOT_INCREMENTALLY [2019-01-14 19:20:54,636 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-01-14 19:20:54,666 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-01-14 19:20:54,835 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 19:20:54,836 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-01-14 19:20:54,836 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2019-01-14 19:20:54,836 INFO L459 AbstractCegarLoop]: Interpolant automaton has 7 states [2019-01-14 19:20:54,836 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2019-01-14 19:20:54,837 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=11, Invalid=31, Unknown=0, NotChecked=0, Total=42 [2019-01-14 19:20:54,838 INFO L87 Difference]: Start difference. First operand 155 states and 162 transitions. Second operand 7 states. [2019-01-14 19:20:54,895 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-01-14 19:20:54,895 INFO L93 Difference]: Finished difference Result 165 states and 172 transitions. [2019-01-14 19:20:54,899 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2019-01-14 19:20:54,899 INFO L78 Accepts]: Start accepts. Automaton has 7 states. Word has length 36 [2019-01-14 19:20:54,899 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-01-14 19:20:54,901 INFO L225 Difference]: With dead ends: 165 [2019-01-14 19:20:54,901 INFO L226 Difference]: Without dead ends: 165 [2019-01-14 19:20:54,901 INFO L631 BasicCegarLoop]: 0 DeclaredPredicates, 8 GetRequests, 2 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 19:20:54,903 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 165 states. [2019-01-14 19:20:54,908 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 165 to 161. [2019-01-14 19:20:54,908 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 161 states. [2019-01-14 19:20:54,909 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 161 states to 161 states and 168 transitions. [2019-01-14 19:20:54,909 INFO L78 Accepts]: Start accepts. Automaton has 161 states and 168 transitions. Word has length 36 [2019-01-14 19:20:54,911 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-01-14 19:20:54,911 INFO L480 AbstractCegarLoop]: Abstraction has 161 states and 168 transitions. [2019-01-14 19:20:54,911 INFO L481 AbstractCegarLoop]: Interpolant automaton has 7 states. [2019-01-14 19:20:54,911 INFO L276 IsEmpty]: Start isEmpty. Operand 161 states and 168 transitions. [2019-01-14 19:20:54,913 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 35 [2019-01-14 19:20:54,913 INFO L394 BasicCegarLoop]: Found error trace [2019-01-14 19:20:54,914 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] [2019-01-14 19:20:54,914 INFO L423 AbstractCegarLoop]: === Iteration 11 === [ldv_kref_initErr1REQUIRES_VIOLATION, ldv_kref_initErr0REQUIRES_VIOLATION, ldv_list_addErr0REQUIRES_VIOLATION, ldv_list_addErr1REQUIRES_VIOLATION, ldv_kobject_createErr0REQUIRES_VIOLATION, ldv_kobject_createErr1REQUIRES_VIOLATION, ldv_destroy_msgsErr0REQUIRES_VIOLATION, ldv_destroy_msgsErr1REQUIRES_VIOLATION, ldv_destroy_msgsErr2REQUIRES_VIOLATION, ldv_destroy_msgsErr3REQUIRES_VIOLATION, ldv_destroy_msgsErr4REQUIRES_VIOLATION, ldv_destroy_msgsErr5REQUIRES_VIOLATION, ldv_msg_fillErr2REQUIRES_VIOLATION, ldv_msg_fillErr1REQUIRES_VIOLATION, ldv_msg_fillErr0REQUIRES_VIOLATION, ldv_msg_fillErr5REQUIRES_VIOLATION, ldv_msg_fillErr4REQUIRES_VIOLATION, ldv_msg_fillErr3REQUIRES_VIOLATION, ldv_atomic_add_returnErr3REQUIRES_VIOLATION, ldv_atomic_add_returnErr0REQUIRES_VIOLATION, ldv_atomic_add_returnErr1REQUIRES_VIOLATION, ldv_atomic_add_returnErr2REQUIRES_VIOLATION, __ldv_list_delErr1REQUIRES_VIOLATION, __ldv_list_delErr0REQUIRES_VIOLATION, __ldv_list_delErr2REQUIRES_VIOLATION, __ldv_list_delErr3REQUIRES_VIOLATION, ldv_kobject_cleanupErr4ASSERT_VIOLATIONMEMORY_FREE, ldv_kobject_cleanupErr5ASSERT_VIOLATIONMEMORY_FREE, ldv_kobject_cleanupErr7ASSERT_VIOLATIONMEMORY_FREE, ldv_kobject_cleanupErr2ASSERT_VIOLATIONMEMORY_FREE, ldv_kobject_cleanupErr6ASSERT_VIOLATIONMEMORY_FREE, ldv_kobject_cleanupErr1REQUIRES_VIOLATION, ldv_kobject_cleanupErr3ASSERT_VIOLATIONMEMORY_FREE, ldv_kobject_cleanupErr0REQUIRES_VIOLATION, ldv_msg_freeErr6ASSERT_VIOLATIONMEMORY_FREE, ldv_msg_freeErr7ASSERT_VIOLATIONMEMORY_FREE, ldv_msg_freeErr1REQUIRES_VIOLATION, ldv_msg_freeErr4ASSERT_VIOLATIONMEMORY_FREE, ldv_msg_freeErr5ASSERT_VIOLATIONMEMORY_FREE, ldv_msg_freeErr2ASSERT_VIOLATIONMEMORY_FREE, ldv_msg_freeErr3ASSERT_VIOLATIONMEMORY_FREE, ldv_msg_freeErr0REQUIRES_VIOLATION, mainErr0ENSURES_VIOLATIONMEMORY_LEAK, LDV_INIT_LIST_HEADErr3REQUIRES_VIOLATION, LDV_INIT_LIST_HEADErr0REQUIRES_VIOLATION, LDV_INIT_LIST_HEADErr1REQUIRES_VIOLATION, LDV_INIT_LIST_HEADErr2REQUIRES_VIOLATION, ldv_list_delErr3REQUIRES_VIOLATION, ldv_list_delErr0REQUIRES_VIOLATION, ldv_list_delErr1REQUIRES_VIOLATION, ldv_list_delErr2REQUIRES_VIOLATION, __ldv_list_addErr1REQUIRES_VIOLATION, __ldv_list_addErr6REQUIRES_VIOLATION, __ldv_list_addErr0REQUIRES_VIOLATION, __ldv_list_addErr2REQUIRES_VIOLATION, __ldv_list_addErr7REQUIRES_VIOLATION, __ldv_list_addErr3REQUIRES_VIOLATION, __ldv_list_addErr5REQUIRES_VIOLATION, __ldv_list_addErr4REQUIRES_VIOLATION, ldv_dev_set_drvdataErr1REQUIRES_VIOLATION, ldv_dev_set_drvdataErr0REQUIRES_VIOLATION, ldv_atomic_sub_returnErr3REQUIRES_VIOLATION, ldv_atomic_sub_returnErr0REQUIRES_VIOLATION, ldv_atomic_sub_returnErr1REQUIRES_VIOLATION, ldv_atomic_sub_returnErr2REQUIRES_VIOLATION, ldv_list_add_tailErr0REQUIRES_VIOLATION, ldv_list_add_tailErr1REQUIRES_VIOLATION, ldv_dev_get_drvdataErr1REQUIRES_VIOLATION, ldv_dev_get_drvdataErr0REQUIRES_VIOLATION, ldv_msg_allocErr1REQUIRES_VIOLATION, ldv_msg_allocErr0REQUIRES_VIOLATION]=== [2019-01-14 19:20:54,914 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-01-14 19:20:54,915 INFO L82 PathProgramCache]: Analyzing trace with hash 1713416669, now seen corresponding path program 1 times [2019-01-14 19:20:54,918 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2019-01-14 19:20:54,918 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2019-01-14 19:20:54,919 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-01-14 19:20:54,919 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-01-14 19:20:54,919 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-01-14 19:20:54,926 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-01-14 19:20:54,998 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 19:20:54,998 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-01-14 19:20:54,998 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2019-01-14 19:20:54,998 INFO L459 AbstractCegarLoop]: Interpolant automaton has 3 states [2019-01-14 19:20:54,999 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2019-01-14 19:20:54,999 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2019-01-14 19:20:54,999 INFO L87 Difference]: Start difference. First operand 161 states and 168 transitions. Second operand 3 states. [2019-01-14 19:20:55,747 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-01-14 19:20:55,747 INFO L93 Difference]: Finished difference Result 172 states and 178 transitions. [2019-01-14 19:20:55,748 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2019-01-14 19:20:55,748 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 34 [2019-01-14 19:20:55,749 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-01-14 19:20:55,750 INFO L225 Difference]: With dead ends: 172 [2019-01-14 19:20:55,750 INFO L226 Difference]: Without dead ends: 150 [2019-01-14 19:20:55,751 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 19:20:55,752 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 150 states. [2019-01-14 19:20:55,757 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 150 to 142. [2019-01-14 19:20:55,758 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 142 states. [2019-01-14 19:20:55,759 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 142 states to 142 states and 148 transitions. [2019-01-14 19:20:55,759 INFO L78 Accepts]: Start accepts. Automaton has 142 states and 148 transitions. Word has length 34 [2019-01-14 19:20:55,759 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-01-14 19:20:55,759 INFO L480 AbstractCegarLoop]: Abstraction has 142 states and 148 transitions. [2019-01-14 19:20:55,759 INFO L481 AbstractCegarLoop]: Interpolant automaton has 3 states. [2019-01-14 19:20:55,759 INFO L276 IsEmpty]: Start isEmpty. Operand 142 states and 148 transitions. [2019-01-14 19:20:55,760 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 41 [2019-01-14 19:20:55,760 INFO L394 BasicCegarLoop]: Found error trace [2019-01-14 19:20:55,760 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 19:20:55,765 INFO L423 AbstractCegarLoop]: === Iteration 12 === [ldv_kref_initErr1REQUIRES_VIOLATION, ldv_kref_initErr0REQUIRES_VIOLATION, ldv_list_addErr0REQUIRES_VIOLATION, ldv_list_addErr1REQUIRES_VIOLATION, ldv_kobject_createErr0REQUIRES_VIOLATION, ldv_kobject_createErr1REQUIRES_VIOLATION, ldv_destroy_msgsErr0REQUIRES_VIOLATION, ldv_destroy_msgsErr1REQUIRES_VIOLATION, ldv_destroy_msgsErr2REQUIRES_VIOLATION, ldv_destroy_msgsErr3REQUIRES_VIOLATION, ldv_destroy_msgsErr4REQUIRES_VIOLATION, ldv_destroy_msgsErr5REQUIRES_VIOLATION, ldv_msg_fillErr2REQUIRES_VIOLATION, ldv_msg_fillErr1REQUIRES_VIOLATION, ldv_msg_fillErr0REQUIRES_VIOLATION, ldv_msg_fillErr5REQUIRES_VIOLATION, ldv_msg_fillErr4REQUIRES_VIOLATION, ldv_msg_fillErr3REQUIRES_VIOLATION, ldv_atomic_add_returnErr3REQUIRES_VIOLATION, ldv_atomic_add_returnErr0REQUIRES_VIOLATION, ldv_atomic_add_returnErr1REQUIRES_VIOLATION, ldv_atomic_add_returnErr2REQUIRES_VIOLATION, __ldv_list_delErr1REQUIRES_VIOLATION, __ldv_list_delErr0REQUIRES_VIOLATION, __ldv_list_delErr2REQUIRES_VIOLATION, __ldv_list_delErr3REQUIRES_VIOLATION, ldv_kobject_cleanupErr4ASSERT_VIOLATIONMEMORY_FREE, ldv_kobject_cleanupErr5ASSERT_VIOLATIONMEMORY_FREE, ldv_kobject_cleanupErr7ASSERT_VIOLATIONMEMORY_FREE, ldv_kobject_cleanupErr2ASSERT_VIOLATIONMEMORY_FREE, ldv_kobject_cleanupErr6ASSERT_VIOLATIONMEMORY_FREE, ldv_kobject_cleanupErr1REQUIRES_VIOLATION, ldv_kobject_cleanupErr3ASSERT_VIOLATIONMEMORY_FREE, ldv_kobject_cleanupErr0REQUIRES_VIOLATION, ldv_msg_freeErr6ASSERT_VIOLATIONMEMORY_FREE, ldv_msg_freeErr7ASSERT_VIOLATIONMEMORY_FREE, ldv_msg_freeErr1REQUIRES_VIOLATION, ldv_msg_freeErr4ASSERT_VIOLATIONMEMORY_FREE, ldv_msg_freeErr5ASSERT_VIOLATIONMEMORY_FREE, ldv_msg_freeErr2ASSERT_VIOLATIONMEMORY_FREE, ldv_msg_freeErr3ASSERT_VIOLATIONMEMORY_FREE, ldv_msg_freeErr0REQUIRES_VIOLATION, mainErr0ENSURES_VIOLATIONMEMORY_LEAK, LDV_INIT_LIST_HEADErr3REQUIRES_VIOLATION, LDV_INIT_LIST_HEADErr0REQUIRES_VIOLATION, LDV_INIT_LIST_HEADErr1REQUIRES_VIOLATION, LDV_INIT_LIST_HEADErr2REQUIRES_VIOLATION, ldv_list_delErr3REQUIRES_VIOLATION, ldv_list_delErr0REQUIRES_VIOLATION, ldv_list_delErr1REQUIRES_VIOLATION, ldv_list_delErr2REQUIRES_VIOLATION, __ldv_list_addErr1REQUIRES_VIOLATION, __ldv_list_addErr6REQUIRES_VIOLATION, __ldv_list_addErr0REQUIRES_VIOLATION, __ldv_list_addErr2REQUIRES_VIOLATION, __ldv_list_addErr7REQUIRES_VIOLATION, __ldv_list_addErr3REQUIRES_VIOLATION, __ldv_list_addErr5REQUIRES_VIOLATION, __ldv_list_addErr4REQUIRES_VIOLATION, ldv_dev_set_drvdataErr1REQUIRES_VIOLATION, ldv_dev_set_drvdataErr0REQUIRES_VIOLATION, ldv_atomic_sub_returnErr3REQUIRES_VIOLATION, ldv_atomic_sub_returnErr0REQUIRES_VIOLATION, ldv_atomic_sub_returnErr1REQUIRES_VIOLATION, ldv_atomic_sub_returnErr2REQUIRES_VIOLATION, ldv_list_add_tailErr0REQUIRES_VIOLATION, ldv_list_add_tailErr1REQUIRES_VIOLATION, ldv_dev_get_drvdataErr1REQUIRES_VIOLATION, ldv_dev_get_drvdataErr0REQUIRES_VIOLATION, ldv_msg_allocErr1REQUIRES_VIOLATION, ldv_msg_allocErr0REQUIRES_VIOLATION]=== [2019-01-14 19:20:55,765 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-01-14 19:20:55,765 INFO L82 PathProgramCache]: Analyzing trace with hash 31173944, now seen corresponding path program 1 times [2019-01-14 19:20:55,765 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2019-01-14 19:20:55,766 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2019-01-14 19:20:55,768 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-01-14 19:20:55,768 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-01-14 19:20:55,768 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-01-14 19:20:55,794 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-01-14 19:20:56,052 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 19:20:56,052 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-01-14 19:20:56,052 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [10] imperfect sequences [] total 10 [2019-01-14 19:20:56,053 INFO L459 AbstractCegarLoop]: Interpolant automaton has 11 states [2019-01-14 19:20:56,053 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 11 interpolants. [2019-01-14 19:20:56,053 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=19, Invalid=91, Unknown=0, NotChecked=0, Total=110 [2019-01-14 19:20:56,053 INFO L87 Difference]: Start difference. First operand 142 states and 148 transitions. Second operand 11 states. [2019-01-14 19:20:56,627 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-01-14 19:20:56,627 INFO L93 Difference]: Finished difference Result 140 states and 146 transitions. [2019-01-14 19:20:56,628 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2019-01-14 19:20:56,628 INFO L78 Accepts]: Start accepts. Automaton has 11 states. Word has length 40 [2019-01-14 19:20:56,629 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-01-14 19:20:56,630 INFO L225 Difference]: With dead ends: 140 [2019-01-14 19:20:56,631 INFO L226 Difference]: Without dead ends: 140 [2019-01-14 19:20:56,631 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 19:20:56,632 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 140 states. [2019-01-14 19:20:56,635 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 140 to 140. [2019-01-14 19:20:56,635 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 140 states. [2019-01-14 19:20:56,636 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 140 states to 140 states and 146 transitions. [2019-01-14 19:20:56,636 INFO L78 Accepts]: Start accepts. Automaton has 140 states and 146 transitions. Word has length 40 [2019-01-14 19:20:56,636 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-01-14 19:20:56,636 INFO L480 AbstractCegarLoop]: Abstraction has 140 states and 146 transitions. [2019-01-14 19:20:56,637 INFO L481 AbstractCegarLoop]: Interpolant automaton has 11 states. [2019-01-14 19:20:56,637 INFO L276 IsEmpty]: Start isEmpty. Operand 140 states and 146 transitions. [2019-01-14 19:20:56,637 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 41 [2019-01-14 19:20:56,637 INFO L394 BasicCegarLoop]: Found error trace [2019-01-14 19:20:56,637 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 19:20:56,638 INFO L423 AbstractCegarLoop]: === Iteration 13 === [ldv_kref_initErr1REQUIRES_VIOLATION, ldv_kref_initErr0REQUIRES_VIOLATION, ldv_list_addErr0REQUIRES_VIOLATION, ldv_list_addErr1REQUIRES_VIOLATION, ldv_kobject_createErr0REQUIRES_VIOLATION, ldv_kobject_createErr1REQUIRES_VIOLATION, ldv_destroy_msgsErr0REQUIRES_VIOLATION, ldv_destroy_msgsErr1REQUIRES_VIOLATION, ldv_destroy_msgsErr2REQUIRES_VIOLATION, ldv_destroy_msgsErr3REQUIRES_VIOLATION, ldv_destroy_msgsErr4REQUIRES_VIOLATION, ldv_destroy_msgsErr5REQUIRES_VIOLATION, ldv_msg_fillErr2REQUIRES_VIOLATION, ldv_msg_fillErr1REQUIRES_VIOLATION, ldv_msg_fillErr0REQUIRES_VIOLATION, ldv_msg_fillErr5REQUIRES_VIOLATION, ldv_msg_fillErr4REQUIRES_VIOLATION, ldv_msg_fillErr3REQUIRES_VIOLATION, ldv_atomic_add_returnErr3REQUIRES_VIOLATION, ldv_atomic_add_returnErr0REQUIRES_VIOLATION, ldv_atomic_add_returnErr1REQUIRES_VIOLATION, ldv_atomic_add_returnErr2REQUIRES_VIOLATION, __ldv_list_delErr1REQUIRES_VIOLATION, __ldv_list_delErr0REQUIRES_VIOLATION, __ldv_list_delErr2REQUIRES_VIOLATION, __ldv_list_delErr3REQUIRES_VIOLATION, ldv_kobject_cleanupErr4ASSERT_VIOLATIONMEMORY_FREE, ldv_kobject_cleanupErr5ASSERT_VIOLATIONMEMORY_FREE, ldv_kobject_cleanupErr7ASSERT_VIOLATIONMEMORY_FREE, ldv_kobject_cleanupErr2ASSERT_VIOLATIONMEMORY_FREE, ldv_kobject_cleanupErr6ASSERT_VIOLATIONMEMORY_FREE, ldv_kobject_cleanupErr1REQUIRES_VIOLATION, ldv_kobject_cleanupErr3ASSERT_VIOLATIONMEMORY_FREE, ldv_kobject_cleanupErr0REQUIRES_VIOLATION, ldv_msg_freeErr6ASSERT_VIOLATIONMEMORY_FREE, ldv_msg_freeErr7ASSERT_VIOLATIONMEMORY_FREE, ldv_msg_freeErr1REQUIRES_VIOLATION, ldv_msg_freeErr4ASSERT_VIOLATIONMEMORY_FREE, ldv_msg_freeErr5ASSERT_VIOLATIONMEMORY_FREE, ldv_msg_freeErr2ASSERT_VIOLATIONMEMORY_FREE, ldv_msg_freeErr3ASSERT_VIOLATIONMEMORY_FREE, ldv_msg_freeErr0REQUIRES_VIOLATION, mainErr0ENSURES_VIOLATIONMEMORY_LEAK, LDV_INIT_LIST_HEADErr3REQUIRES_VIOLATION, LDV_INIT_LIST_HEADErr0REQUIRES_VIOLATION, LDV_INIT_LIST_HEADErr1REQUIRES_VIOLATION, LDV_INIT_LIST_HEADErr2REQUIRES_VIOLATION, ldv_list_delErr3REQUIRES_VIOLATION, ldv_list_delErr0REQUIRES_VIOLATION, ldv_list_delErr1REQUIRES_VIOLATION, ldv_list_delErr2REQUIRES_VIOLATION, __ldv_list_addErr1REQUIRES_VIOLATION, __ldv_list_addErr6REQUIRES_VIOLATION, __ldv_list_addErr0REQUIRES_VIOLATION, __ldv_list_addErr2REQUIRES_VIOLATION, __ldv_list_addErr7REQUIRES_VIOLATION, __ldv_list_addErr3REQUIRES_VIOLATION, __ldv_list_addErr5REQUIRES_VIOLATION, __ldv_list_addErr4REQUIRES_VIOLATION, ldv_dev_set_drvdataErr1REQUIRES_VIOLATION, ldv_dev_set_drvdataErr0REQUIRES_VIOLATION, ldv_atomic_sub_returnErr3REQUIRES_VIOLATION, ldv_atomic_sub_returnErr0REQUIRES_VIOLATION, ldv_atomic_sub_returnErr1REQUIRES_VIOLATION, ldv_atomic_sub_returnErr2REQUIRES_VIOLATION, ldv_list_add_tailErr0REQUIRES_VIOLATION, ldv_list_add_tailErr1REQUIRES_VIOLATION, ldv_dev_get_drvdataErr1REQUIRES_VIOLATION, ldv_dev_get_drvdataErr0REQUIRES_VIOLATION, ldv_msg_allocErr1REQUIRES_VIOLATION, ldv_msg_allocErr0REQUIRES_VIOLATION]=== [2019-01-14 19:20:56,638 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-01-14 19:20:56,638 INFO L82 PathProgramCache]: Analyzing trace with hash 31173945, now seen corresponding path program 1 times [2019-01-14 19:20:56,638 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2019-01-14 19:20:56,639 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2019-01-14 19:20:56,640 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-01-14 19:20:56,640 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-01-14 19:20:56,640 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-01-14 19:20:56,663 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-01-14 19:20:56,872 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 19:20:56,872 INFO L300 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2019-01-14 19:20:56,872 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 19:20:56,882 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-01-14 19:20:56,917 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-01-14 19:20:56,923 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2019-01-14 19:20:56,972 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 19:20:56,991 INFO L312 seRefinementStrategy]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2019-01-14 19:20:56,991 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [] imperfect sequences [7, 7] total 8 [2019-01-14 19:20:56,992 INFO L459 AbstractCegarLoop]: Interpolant automaton has 8 states [2019-01-14 19:20:56,992 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2019-01-14 19:20:56,992 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=23, Invalid=33, Unknown=0, NotChecked=0, Total=56 [2019-01-14 19:20:56,992 INFO L87 Difference]: Start difference. First operand 140 states and 146 transitions. Second operand 8 states. [2019-01-14 19:20:57,035 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-01-14 19:20:57,036 INFO L93 Difference]: Finished difference Result 143 states and 149 transitions. [2019-01-14 19:20:57,039 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2019-01-14 19:20:57,039 INFO L78 Accepts]: Start accepts. Automaton has 8 states. Word has length 40 [2019-01-14 19:20:57,039 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-01-14 19:20:57,040 INFO L225 Difference]: With dead ends: 143 [2019-01-14 19:20:57,040 INFO L226 Difference]: Without dead ends: 141 [2019-01-14 19:20:57,041 INFO L631 BasicCegarLoop]: 0 DeclaredPredicates, 47 GetRequests, 40 SyntacticMatches, 0 SemanticMatches, 7 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 8 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=27, Invalid=45, Unknown=0, NotChecked=0, Total=72 [2019-01-14 19:20:57,041 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 141 states. [2019-01-14 19:20:57,044 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 141 to 141. [2019-01-14 19:20:57,044 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 141 states. [2019-01-14 19:20:57,045 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 141 states to 141 states and 147 transitions. [2019-01-14 19:20:57,045 INFO L78 Accepts]: Start accepts. Automaton has 141 states and 147 transitions. Word has length 40 [2019-01-14 19:20:57,045 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-01-14 19:20:57,045 INFO L480 AbstractCegarLoop]: Abstraction has 141 states and 147 transitions. [2019-01-14 19:20:57,045 INFO L481 AbstractCegarLoop]: Interpolant automaton has 8 states. [2019-01-14 19:20:57,046 INFO L276 IsEmpty]: Start isEmpty. Operand 141 states and 147 transitions. [2019-01-14 19:20:57,046 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 42 [2019-01-14 19:20:57,046 INFO L394 BasicCegarLoop]: Found error trace [2019-01-14 19:20:57,046 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 19:20:57,047 INFO L423 AbstractCegarLoop]: === Iteration 14 === [ldv_kref_initErr1REQUIRES_VIOLATION, ldv_kref_initErr0REQUIRES_VIOLATION, ldv_list_addErr0REQUIRES_VIOLATION, ldv_list_addErr1REQUIRES_VIOLATION, ldv_kobject_createErr0REQUIRES_VIOLATION, ldv_kobject_createErr1REQUIRES_VIOLATION, ldv_destroy_msgsErr0REQUIRES_VIOLATION, ldv_destroy_msgsErr1REQUIRES_VIOLATION, ldv_destroy_msgsErr2REQUIRES_VIOLATION, ldv_destroy_msgsErr3REQUIRES_VIOLATION, ldv_destroy_msgsErr4REQUIRES_VIOLATION, ldv_destroy_msgsErr5REQUIRES_VIOLATION, ldv_msg_fillErr2REQUIRES_VIOLATION, ldv_msg_fillErr1REQUIRES_VIOLATION, ldv_msg_fillErr0REQUIRES_VIOLATION, ldv_msg_fillErr5REQUIRES_VIOLATION, ldv_msg_fillErr4REQUIRES_VIOLATION, ldv_msg_fillErr3REQUIRES_VIOLATION, ldv_atomic_add_returnErr3REQUIRES_VIOLATION, ldv_atomic_add_returnErr0REQUIRES_VIOLATION, ldv_atomic_add_returnErr1REQUIRES_VIOLATION, ldv_atomic_add_returnErr2REQUIRES_VIOLATION, __ldv_list_delErr1REQUIRES_VIOLATION, __ldv_list_delErr0REQUIRES_VIOLATION, __ldv_list_delErr2REQUIRES_VIOLATION, __ldv_list_delErr3REQUIRES_VIOLATION, ldv_kobject_cleanupErr4ASSERT_VIOLATIONMEMORY_FREE, ldv_kobject_cleanupErr5ASSERT_VIOLATIONMEMORY_FREE, ldv_kobject_cleanupErr7ASSERT_VIOLATIONMEMORY_FREE, ldv_kobject_cleanupErr2ASSERT_VIOLATIONMEMORY_FREE, ldv_kobject_cleanupErr6ASSERT_VIOLATIONMEMORY_FREE, ldv_kobject_cleanupErr1REQUIRES_VIOLATION, ldv_kobject_cleanupErr3ASSERT_VIOLATIONMEMORY_FREE, ldv_kobject_cleanupErr0REQUIRES_VIOLATION, ldv_msg_freeErr6ASSERT_VIOLATIONMEMORY_FREE, ldv_msg_freeErr7ASSERT_VIOLATIONMEMORY_FREE, ldv_msg_freeErr1REQUIRES_VIOLATION, ldv_msg_freeErr4ASSERT_VIOLATIONMEMORY_FREE, ldv_msg_freeErr5ASSERT_VIOLATIONMEMORY_FREE, ldv_msg_freeErr2ASSERT_VIOLATIONMEMORY_FREE, ldv_msg_freeErr3ASSERT_VIOLATIONMEMORY_FREE, ldv_msg_freeErr0REQUIRES_VIOLATION, mainErr0ENSURES_VIOLATIONMEMORY_LEAK, LDV_INIT_LIST_HEADErr3REQUIRES_VIOLATION, LDV_INIT_LIST_HEADErr0REQUIRES_VIOLATION, LDV_INIT_LIST_HEADErr1REQUIRES_VIOLATION, LDV_INIT_LIST_HEADErr2REQUIRES_VIOLATION, ldv_list_delErr3REQUIRES_VIOLATION, ldv_list_delErr0REQUIRES_VIOLATION, ldv_list_delErr1REQUIRES_VIOLATION, ldv_list_delErr2REQUIRES_VIOLATION, __ldv_list_addErr1REQUIRES_VIOLATION, __ldv_list_addErr6REQUIRES_VIOLATION, __ldv_list_addErr0REQUIRES_VIOLATION, __ldv_list_addErr2REQUIRES_VIOLATION, __ldv_list_addErr7REQUIRES_VIOLATION, __ldv_list_addErr3REQUIRES_VIOLATION, __ldv_list_addErr5REQUIRES_VIOLATION, __ldv_list_addErr4REQUIRES_VIOLATION, ldv_dev_set_drvdataErr1REQUIRES_VIOLATION, ldv_dev_set_drvdataErr0REQUIRES_VIOLATION, ldv_atomic_sub_returnErr3REQUIRES_VIOLATION, ldv_atomic_sub_returnErr0REQUIRES_VIOLATION, ldv_atomic_sub_returnErr1REQUIRES_VIOLATION, ldv_atomic_sub_returnErr2REQUIRES_VIOLATION, ldv_list_add_tailErr0REQUIRES_VIOLATION, ldv_list_add_tailErr1REQUIRES_VIOLATION, ldv_dev_get_drvdataErr1REQUIRES_VIOLATION, ldv_dev_get_drvdataErr0REQUIRES_VIOLATION, ldv_msg_allocErr1REQUIRES_VIOLATION, ldv_msg_allocErr0REQUIRES_VIOLATION]=== [2019-01-14 19:20:57,047 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-01-14 19:20:57,047 INFO L82 PathProgramCache]: Analyzing trace with hash 952798890, now seen corresponding path program 2 times [2019-01-14 19:20:57,048 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2019-01-14 19:20:57,048 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2019-01-14 19:20:57,049 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-01-14 19:20:57,049 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-01-14 19:20:57,049 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-01-14 19:20:57,074 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-01-14 19:20:57,188 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 19:20:57,188 INFO L300 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2019-01-14 19:20:57,188 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 19:20:57,200 INFO L103 rtionOrderModulation]: Keeping assertion order OUTSIDE_LOOP_FIRST1 [2019-01-14 19:20:57,232 INFO L249 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST1 issued 1 check-sat command(s) [2019-01-14 19:20:57,232 INFO L250 tOrderPrioritization]: Conjunction of SSA is unsat [2019-01-14 19:20:57,236 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2019-01-14 19:20:57,721 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 19:20:57,749 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 1 imperfect interpolant sequences. [2019-01-14 19:20:57,750 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [13] imperfect sequences [8] total 20 [2019-01-14 19:20:57,750 INFO L459 AbstractCegarLoop]: Interpolant automaton has 20 states [2019-01-14 19:20:57,750 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 20 interpolants. [2019-01-14 19:20:57,751 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=55, Invalid=325, Unknown=0, NotChecked=0, Total=380 [2019-01-14 19:20:57,751 INFO L87 Difference]: Start difference. First operand 141 states and 147 transitions. Second operand 20 states. [2019-01-14 19:20:58,859 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-01-14 19:20:58,860 INFO L93 Difference]: Finished difference Result 142 states and 148 transitions. [2019-01-14 19:20:58,861 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2019-01-14 19:20:58,861 INFO L78 Accepts]: Start accepts. Automaton has 20 states. Word has length 41 [2019-01-14 19:20:58,861 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-01-14 19:20:58,863 INFO L225 Difference]: With dead ends: 142 [2019-01-14 19:20:58,863 INFO L226 Difference]: Without dead ends: 140 [2019-01-14 19:20:58,864 INFO L631 BasicCegarLoop]: 0 DeclaredPredicates, 57 GetRequests, 29 SyntacticMatches, 1 SemanticMatches, 27 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 124 ImplicationChecksByTransitivity, 0.7s TimeCoverageRelationStatistics Valid=116, Invalid=696, Unknown=0, NotChecked=0, Total=812 [2019-01-14 19:20:58,865 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 140 states. [2019-01-14 19:20:58,868 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 140 to 140. [2019-01-14 19:20:58,868 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 140 states. [2019-01-14 19:20:58,869 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 140 states to 140 states and 146 transitions. [2019-01-14 19:20:58,869 INFO L78 Accepts]: Start accepts. Automaton has 140 states and 146 transitions. Word has length 41 [2019-01-14 19:20:58,869 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-01-14 19:20:58,869 INFO L480 AbstractCegarLoop]: Abstraction has 140 states and 146 transitions. [2019-01-14 19:20:58,869 INFO L481 AbstractCegarLoop]: Interpolant automaton has 20 states. [2019-01-14 19:20:58,870 INFO L276 IsEmpty]: Start isEmpty. Operand 140 states and 146 transitions. [2019-01-14 19:20:58,870 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 46 [2019-01-14 19:20:58,870 INFO L394 BasicCegarLoop]: Found error trace [2019-01-14 19:20:58,870 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] [2019-01-14 19:20:58,871 INFO L423 AbstractCegarLoop]: === Iteration 15 === [ldv_kref_initErr1REQUIRES_VIOLATION, ldv_kref_initErr0REQUIRES_VIOLATION, ldv_list_addErr0REQUIRES_VIOLATION, ldv_list_addErr1REQUIRES_VIOLATION, ldv_kobject_createErr0REQUIRES_VIOLATION, ldv_kobject_createErr1REQUIRES_VIOLATION, ldv_destroy_msgsErr0REQUIRES_VIOLATION, ldv_destroy_msgsErr1REQUIRES_VIOLATION, ldv_destroy_msgsErr2REQUIRES_VIOLATION, ldv_destroy_msgsErr3REQUIRES_VIOLATION, ldv_destroy_msgsErr4REQUIRES_VIOLATION, ldv_destroy_msgsErr5REQUIRES_VIOLATION, ldv_msg_fillErr2REQUIRES_VIOLATION, ldv_msg_fillErr1REQUIRES_VIOLATION, ldv_msg_fillErr0REQUIRES_VIOLATION, ldv_msg_fillErr5REQUIRES_VIOLATION, ldv_msg_fillErr4REQUIRES_VIOLATION, ldv_msg_fillErr3REQUIRES_VIOLATION, ldv_atomic_add_returnErr3REQUIRES_VIOLATION, ldv_atomic_add_returnErr0REQUIRES_VIOLATION, ldv_atomic_add_returnErr1REQUIRES_VIOLATION, ldv_atomic_add_returnErr2REQUIRES_VIOLATION, __ldv_list_delErr1REQUIRES_VIOLATION, __ldv_list_delErr0REQUIRES_VIOLATION, __ldv_list_delErr2REQUIRES_VIOLATION, __ldv_list_delErr3REQUIRES_VIOLATION, ldv_kobject_cleanupErr4ASSERT_VIOLATIONMEMORY_FREE, ldv_kobject_cleanupErr5ASSERT_VIOLATIONMEMORY_FREE, ldv_kobject_cleanupErr7ASSERT_VIOLATIONMEMORY_FREE, ldv_kobject_cleanupErr2ASSERT_VIOLATIONMEMORY_FREE, ldv_kobject_cleanupErr6ASSERT_VIOLATIONMEMORY_FREE, ldv_kobject_cleanupErr1REQUIRES_VIOLATION, ldv_kobject_cleanupErr3ASSERT_VIOLATIONMEMORY_FREE, ldv_kobject_cleanupErr0REQUIRES_VIOLATION, ldv_msg_freeErr6ASSERT_VIOLATIONMEMORY_FREE, ldv_msg_freeErr7ASSERT_VIOLATIONMEMORY_FREE, ldv_msg_freeErr1REQUIRES_VIOLATION, ldv_msg_freeErr4ASSERT_VIOLATIONMEMORY_FREE, ldv_msg_freeErr5ASSERT_VIOLATIONMEMORY_FREE, ldv_msg_freeErr2ASSERT_VIOLATIONMEMORY_FREE, ldv_msg_freeErr3ASSERT_VIOLATIONMEMORY_FREE, ldv_msg_freeErr0REQUIRES_VIOLATION, mainErr0ENSURES_VIOLATIONMEMORY_LEAK, LDV_INIT_LIST_HEADErr3REQUIRES_VIOLATION, LDV_INIT_LIST_HEADErr0REQUIRES_VIOLATION, LDV_INIT_LIST_HEADErr1REQUIRES_VIOLATION, LDV_INIT_LIST_HEADErr2REQUIRES_VIOLATION, ldv_list_delErr3REQUIRES_VIOLATION, ldv_list_delErr0REQUIRES_VIOLATION, ldv_list_delErr1REQUIRES_VIOLATION, ldv_list_delErr2REQUIRES_VIOLATION, __ldv_list_addErr1REQUIRES_VIOLATION, __ldv_list_addErr6REQUIRES_VIOLATION, __ldv_list_addErr0REQUIRES_VIOLATION, __ldv_list_addErr2REQUIRES_VIOLATION, __ldv_list_addErr7REQUIRES_VIOLATION, __ldv_list_addErr3REQUIRES_VIOLATION, __ldv_list_addErr5REQUIRES_VIOLATION, __ldv_list_addErr4REQUIRES_VIOLATION, ldv_dev_set_drvdataErr1REQUIRES_VIOLATION, ldv_dev_set_drvdataErr0REQUIRES_VIOLATION, ldv_atomic_sub_returnErr3REQUIRES_VIOLATION, ldv_atomic_sub_returnErr0REQUIRES_VIOLATION, ldv_atomic_sub_returnErr1REQUIRES_VIOLATION, ldv_atomic_sub_returnErr2REQUIRES_VIOLATION, ldv_list_add_tailErr0REQUIRES_VIOLATION, ldv_list_add_tailErr1REQUIRES_VIOLATION, ldv_dev_get_drvdataErr1REQUIRES_VIOLATION, ldv_dev_get_drvdataErr0REQUIRES_VIOLATION, ldv_msg_allocErr1REQUIRES_VIOLATION, ldv_msg_allocErr0REQUIRES_VIOLATION]=== [2019-01-14 19:20:58,871 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-01-14 19:20:58,871 INFO L82 PathProgramCache]: Analyzing trace with hash 481279601, now seen corresponding path program 1 times [2019-01-14 19:20:58,871 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2019-01-14 19:20:58,871 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2019-01-14 19:20:58,873 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-01-14 19:20:58,873 INFO L101 rtionOrderModulation]: Changing assertion order to NOT_INCREMENTALLY [2019-01-14 19:20:58,873 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-01-14 19:20:58,883 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-01-14 19:20:59,024 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 19:20:59,024 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-01-14 19:20:59,024 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2019-01-14 19:20:59,025 INFO L459 AbstractCegarLoop]: Interpolant automaton has 7 states [2019-01-14 19:20:59,025 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2019-01-14 19:20:59,025 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=11, Invalid=31, Unknown=0, NotChecked=0, Total=42 [2019-01-14 19:20:59,025 INFO L87 Difference]: Start difference. First operand 140 states and 146 transitions. Second operand 7 states. [2019-01-14 19:20:59,066 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-01-14 19:20:59,066 INFO L93 Difference]: Finished difference Result 142 states and 147 transitions. [2019-01-14 19:20:59,068 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2019-01-14 19:20:59,068 INFO L78 Accepts]: Start accepts. Automaton has 7 states. Word has length 45 [2019-01-14 19:20:59,068 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-01-14 19:20:59,069 INFO L225 Difference]: With dead ends: 142 [2019-01-14 19:20:59,069 INFO L226 Difference]: Without dead ends: 140 [2019-01-14 19:20:59,071 INFO L631 BasicCegarLoop]: 0 DeclaredPredicates, 8 GetRequests, 2 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 19:20:59,075 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 140 states. [2019-01-14 19:20:59,079 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 140 to 140. [2019-01-14 19:20:59,079 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 140 states. [2019-01-14 19:20:59,080 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 140 states to 140 states and 145 transitions. [2019-01-14 19:20:59,080 INFO L78 Accepts]: Start accepts. Automaton has 140 states and 145 transitions. Word has length 45 [2019-01-14 19:20:59,082 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-01-14 19:20:59,082 INFO L480 AbstractCegarLoop]: Abstraction has 140 states and 145 transitions. [2019-01-14 19:20:59,082 INFO L481 AbstractCegarLoop]: Interpolant automaton has 7 states. [2019-01-14 19:20:59,082 INFO L276 IsEmpty]: Start isEmpty. Operand 140 states and 145 transitions. [2019-01-14 19:20:59,082 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2019-01-14 19:20:59,083 INFO L394 BasicCegarLoop]: Found error trace [2019-01-14 19:20:59,084 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] [2019-01-14 19:20:59,086 INFO L423 AbstractCegarLoop]: === Iteration 16 === [ldv_kref_initErr1REQUIRES_VIOLATION, ldv_kref_initErr0REQUIRES_VIOLATION, ldv_list_addErr0REQUIRES_VIOLATION, ldv_list_addErr1REQUIRES_VIOLATION, ldv_kobject_createErr0REQUIRES_VIOLATION, ldv_kobject_createErr1REQUIRES_VIOLATION, ldv_destroy_msgsErr0REQUIRES_VIOLATION, ldv_destroy_msgsErr1REQUIRES_VIOLATION, ldv_destroy_msgsErr2REQUIRES_VIOLATION, ldv_destroy_msgsErr3REQUIRES_VIOLATION, ldv_destroy_msgsErr4REQUIRES_VIOLATION, ldv_destroy_msgsErr5REQUIRES_VIOLATION, ldv_msg_fillErr2REQUIRES_VIOLATION, ldv_msg_fillErr1REQUIRES_VIOLATION, ldv_msg_fillErr0REQUIRES_VIOLATION, ldv_msg_fillErr5REQUIRES_VIOLATION, ldv_msg_fillErr4REQUIRES_VIOLATION, ldv_msg_fillErr3REQUIRES_VIOLATION, ldv_atomic_add_returnErr3REQUIRES_VIOLATION, ldv_atomic_add_returnErr0REQUIRES_VIOLATION, ldv_atomic_add_returnErr1REQUIRES_VIOLATION, ldv_atomic_add_returnErr2REQUIRES_VIOLATION, __ldv_list_delErr1REQUIRES_VIOLATION, __ldv_list_delErr0REQUIRES_VIOLATION, __ldv_list_delErr2REQUIRES_VIOLATION, __ldv_list_delErr3REQUIRES_VIOLATION, ldv_kobject_cleanupErr4ASSERT_VIOLATIONMEMORY_FREE, ldv_kobject_cleanupErr5ASSERT_VIOLATIONMEMORY_FREE, ldv_kobject_cleanupErr7ASSERT_VIOLATIONMEMORY_FREE, ldv_kobject_cleanupErr2ASSERT_VIOLATIONMEMORY_FREE, ldv_kobject_cleanupErr6ASSERT_VIOLATIONMEMORY_FREE, ldv_kobject_cleanupErr1REQUIRES_VIOLATION, ldv_kobject_cleanupErr3ASSERT_VIOLATIONMEMORY_FREE, ldv_kobject_cleanupErr0REQUIRES_VIOLATION, ldv_msg_freeErr6ASSERT_VIOLATIONMEMORY_FREE, ldv_msg_freeErr7ASSERT_VIOLATIONMEMORY_FREE, ldv_msg_freeErr1REQUIRES_VIOLATION, ldv_msg_freeErr4ASSERT_VIOLATIONMEMORY_FREE, ldv_msg_freeErr5ASSERT_VIOLATIONMEMORY_FREE, ldv_msg_freeErr2ASSERT_VIOLATIONMEMORY_FREE, ldv_msg_freeErr3ASSERT_VIOLATIONMEMORY_FREE, ldv_msg_freeErr0REQUIRES_VIOLATION, mainErr0ENSURES_VIOLATIONMEMORY_LEAK, LDV_INIT_LIST_HEADErr3REQUIRES_VIOLATION, LDV_INIT_LIST_HEADErr0REQUIRES_VIOLATION, LDV_INIT_LIST_HEADErr1REQUIRES_VIOLATION, LDV_INIT_LIST_HEADErr2REQUIRES_VIOLATION, ldv_list_delErr3REQUIRES_VIOLATION, ldv_list_delErr0REQUIRES_VIOLATION, ldv_list_delErr1REQUIRES_VIOLATION, ldv_list_delErr2REQUIRES_VIOLATION, __ldv_list_addErr1REQUIRES_VIOLATION, __ldv_list_addErr6REQUIRES_VIOLATION, __ldv_list_addErr0REQUIRES_VIOLATION, __ldv_list_addErr2REQUIRES_VIOLATION, __ldv_list_addErr7REQUIRES_VIOLATION, __ldv_list_addErr3REQUIRES_VIOLATION, __ldv_list_addErr5REQUIRES_VIOLATION, __ldv_list_addErr4REQUIRES_VIOLATION, ldv_dev_set_drvdataErr1REQUIRES_VIOLATION, ldv_dev_set_drvdataErr0REQUIRES_VIOLATION, ldv_atomic_sub_returnErr3REQUIRES_VIOLATION, ldv_atomic_sub_returnErr0REQUIRES_VIOLATION, ldv_atomic_sub_returnErr1REQUIRES_VIOLATION, ldv_atomic_sub_returnErr2REQUIRES_VIOLATION, ldv_list_add_tailErr0REQUIRES_VIOLATION, ldv_list_add_tailErr1REQUIRES_VIOLATION, ldv_dev_get_drvdataErr1REQUIRES_VIOLATION, ldv_dev_get_drvdataErr0REQUIRES_VIOLATION, ldv_msg_allocErr1REQUIRES_VIOLATION, ldv_msg_allocErr0REQUIRES_VIOLATION]=== [2019-01-14 19:20:59,086 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-01-14 19:20:59,088 INFO L82 PathProgramCache]: Analyzing trace with hash 64907990, now seen corresponding path program 1 times [2019-01-14 19:20:59,088 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2019-01-14 19:20:59,088 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2019-01-14 19:20:59,090 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-01-14 19:20:59,091 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-01-14 19:20:59,092 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-01-14 19:20:59,107 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-01-14 19:20:59,224 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 19:20:59,224 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-01-14 19:20:59,225 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [9] imperfect sequences [] total 9 [2019-01-14 19:20:59,225 INFO L459 AbstractCegarLoop]: Interpolant automaton has 9 states [2019-01-14 19:20:59,225 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2019-01-14 19:20:59,225 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=15, Invalid=57, Unknown=0, NotChecked=0, Total=72 [2019-01-14 19:20:59,226 INFO L87 Difference]: Start difference. First operand 140 states and 145 transitions. Second operand 9 states. [2019-01-14 19:20:59,326 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-01-14 19:20:59,326 INFO L93 Difference]: Finished difference Result 144 states and 148 transitions. [2019-01-14 19:20:59,328 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2019-01-14 19:20:59,328 INFO L78 Accepts]: Start accepts. Automaton has 9 states. Word has length 50 [2019-01-14 19:20:59,328 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-01-14 19:20:59,329 INFO L225 Difference]: With dead ends: 144 [2019-01-14 19:20:59,329 INFO L226 Difference]: Without dead ends: 140 [2019-01-14 19:20:59,330 INFO L631 BasicCegarLoop]: 0 DeclaredPredicates, 11 GetRequests, 2 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 19:20:59,332 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 140 states. [2019-01-14 19:20:59,335 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 140 to 140. [2019-01-14 19:20:59,336 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 140 states. [2019-01-14 19:20:59,337 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 140 states to 140 states and 144 transitions. [2019-01-14 19:20:59,337 INFO L78 Accepts]: Start accepts. Automaton has 140 states and 144 transitions. Word has length 50 [2019-01-14 19:20:59,338 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-01-14 19:20:59,338 INFO L480 AbstractCegarLoop]: Abstraction has 140 states and 144 transitions. [2019-01-14 19:20:59,338 INFO L481 AbstractCegarLoop]: Interpolant automaton has 9 states. [2019-01-14 19:20:59,338 INFO L276 IsEmpty]: Start isEmpty. Operand 140 states and 144 transitions. [2019-01-14 19:20:59,338 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 62 [2019-01-14 19:20:59,338 INFO L394 BasicCegarLoop]: Found error trace [2019-01-14 19:20:59,339 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] [2019-01-14 19:20:59,342 INFO L423 AbstractCegarLoop]: === Iteration 17 === [ldv_kref_initErr1REQUIRES_VIOLATION, ldv_kref_initErr0REQUIRES_VIOLATION, ldv_list_addErr0REQUIRES_VIOLATION, ldv_list_addErr1REQUIRES_VIOLATION, ldv_kobject_createErr0REQUIRES_VIOLATION, ldv_kobject_createErr1REQUIRES_VIOLATION, ldv_destroy_msgsErr0REQUIRES_VIOLATION, ldv_destroy_msgsErr1REQUIRES_VIOLATION, ldv_destroy_msgsErr2REQUIRES_VIOLATION, ldv_destroy_msgsErr3REQUIRES_VIOLATION, ldv_destroy_msgsErr4REQUIRES_VIOLATION, ldv_destroy_msgsErr5REQUIRES_VIOLATION, ldv_msg_fillErr2REQUIRES_VIOLATION, ldv_msg_fillErr1REQUIRES_VIOLATION, ldv_msg_fillErr0REQUIRES_VIOLATION, ldv_msg_fillErr5REQUIRES_VIOLATION, ldv_msg_fillErr4REQUIRES_VIOLATION, ldv_msg_fillErr3REQUIRES_VIOLATION, ldv_atomic_add_returnErr3REQUIRES_VIOLATION, ldv_atomic_add_returnErr0REQUIRES_VIOLATION, ldv_atomic_add_returnErr1REQUIRES_VIOLATION, ldv_atomic_add_returnErr2REQUIRES_VIOLATION, __ldv_list_delErr1REQUIRES_VIOLATION, __ldv_list_delErr0REQUIRES_VIOLATION, __ldv_list_delErr2REQUIRES_VIOLATION, __ldv_list_delErr3REQUIRES_VIOLATION, ldv_kobject_cleanupErr4ASSERT_VIOLATIONMEMORY_FREE, ldv_kobject_cleanupErr5ASSERT_VIOLATIONMEMORY_FREE, ldv_kobject_cleanupErr7ASSERT_VIOLATIONMEMORY_FREE, ldv_kobject_cleanupErr2ASSERT_VIOLATIONMEMORY_FREE, ldv_kobject_cleanupErr6ASSERT_VIOLATIONMEMORY_FREE, ldv_kobject_cleanupErr1REQUIRES_VIOLATION, ldv_kobject_cleanupErr3ASSERT_VIOLATIONMEMORY_FREE, ldv_kobject_cleanupErr0REQUIRES_VIOLATION, ldv_msg_freeErr6ASSERT_VIOLATIONMEMORY_FREE, ldv_msg_freeErr7ASSERT_VIOLATIONMEMORY_FREE, ldv_msg_freeErr1REQUIRES_VIOLATION, ldv_msg_freeErr4ASSERT_VIOLATIONMEMORY_FREE, ldv_msg_freeErr5ASSERT_VIOLATIONMEMORY_FREE, ldv_msg_freeErr2ASSERT_VIOLATIONMEMORY_FREE, ldv_msg_freeErr3ASSERT_VIOLATIONMEMORY_FREE, ldv_msg_freeErr0REQUIRES_VIOLATION, mainErr0ENSURES_VIOLATIONMEMORY_LEAK, LDV_INIT_LIST_HEADErr3REQUIRES_VIOLATION, LDV_INIT_LIST_HEADErr0REQUIRES_VIOLATION, LDV_INIT_LIST_HEADErr1REQUIRES_VIOLATION, LDV_INIT_LIST_HEADErr2REQUIRES_VIOLATION, ldv_list_delErr3REQUIRES_VIOLATION, ldv_list_delErr0REQUIRES_VIOLATION, ldv_list_delErr1REQUIRES_VIOLATION, ldv_list_delErr2REQUIRES_VIOLATION, __ldv_list_addErr1REQUIRES_VIOLATION, __ldv_list_addErr6REQUIRES_VIOLATION, __ldv_list_addErr0REQUIRES_VIOLATION, __ldv_list_addErr2REQUIRES_VIOLATION, __ldv_list_addErr7REQUIRES_VIOLATION, __ldv_list_addErr3REQUIRES_VIOLATION, __ldv_list_addErr5REQUIRES_VIOLATION, __ldv_list_addErr4REQUIRES_VIOLATION, ldv_dev_set_drvdataErr1REQUIRES_VIOLATION, ldv_dev_set_drvdataErr0REQUIRES_VIOLATION, ldv_atomic_sub_returnErr3REQUIRES_VIOLATION, ldv_atomic_sub_returnErr0REQUIRES_VIOLATION, ldv_atomic_sub_returnErr1REQUIRES_VIOLATION, ldv_atomic_sub_returnErr2REQUIRES_VIOLATION, ldv_list_add_tailErr0REQUIRES_VIOLATION, ldv_list_add_tailErr1REQUIRES_VIOLATION, ldv_dev_get_drvdataErr1REQUIRES_VIOLATION, ldv_dev_get_drvdataErr0REQUIRES_VIOLATION, ldv_msg_allocErr1REQUIRES_VIOLATION, ldv_msg_allocErr0REQUIRES_VIOLATION]=== [2019-01-14 19:20:59,342 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-01-14 19:20:59,342 INFO L82 PathProgramCache]: Analyzing trace with hash 1831193907, now seen corresponding path program 1 times [2019-01-14 19:20:59,342 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2019-01-14 19:20:59,342 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2019-01-14 19:20:59,343 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-01-14 19:20:59,343 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-01-14 19:20:59,343 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-01-14 19:20:59,362 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-01-14 19:20:59,646 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 19:20:59,647 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-01-14 19:20:59,647 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [13] imperfect sequences [] total 13 [2019-01-14 19:20:59,647 INFO L459 AbstractCegarLoop]: Interpolant automaton has 14 states [2019-01-14 19:20:59,647 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 14 interpolants. [2019-01-14 19:20:59,648 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=25, Invalid=157, Unknown=0, NotChecked=0, Total=182 [2019-01-14 19:20:59,649 INFO L87 Difference]: Start difference. First operand 140 states and 144 transitions. Second operand 14 states. [2019-01-14 19:21:00,334 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-01-14 19:21:00,335 INFO L93 Difference]: Finished difference Result 138 states and 142 transitions. [2019-01-14 19:21:00,336 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2019-01-14 19:21:00,336 INFO L78 Accepts]: Start accepts. Automaton has 14 states. Word has length 61 [2019-01-14 19:21:00,337 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-01-14 19:21:00,339 INFO L225 Difference]: With dead ends: 138 [2019-01-14 19:21:00,339 INFO L226 Difference]: Without dead ends: 138 [2019-01-14 19:21:00,340 INFO L631 BasicCegarLoop]: 0 DeclaredPredicates, 17 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 16 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 6 ImplicationChecksByTransitivity, 0.3s TimeCoverageRelationStatistics Valid=41, Invalid=265, Unknown=0, NotChecked=0, Total=306 [2019-01-14 19:21:00,340 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 138 states. [2019-01-14 19:21:00,344 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 138 to 138. [2019-01-14 19:21:00,344 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 138 states. [2019-01-14 19:21:00,345 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 138 states to 138 states and 142 transitions. [2019-01-14 19:21:00,345 INFO L78 Accepts]: Start accepts. Automaton has 138 states and 142 transitions. Word has length 61 [2019-01-14 19:21:00,345 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-01-14 19:21:00,345 INFO L480 AbstractCegarLoop]: Abstraction has 138 states and 142 transitions. [2019-01-14 19:21:00,345 INFO L481 AbstractCegarLoop]: Interpolant automaton has 14 states. [2019-01-14 19:21:00,345 INFO L276 IsEmpty]: Start isEmpty. Operand 138 states and 142 transitions. [2019-01-14 19:21:00,346 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 62 [2019-01-14 19:21:00,346 INFO L394 BasicCegarLoop]: Found error trace [2019-01-14 19:21:00,346 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] [2019-01-14 19:21:00,347 INFO L423 AbstractCegarLoop]: === Iteration 18 === [ldv_kref_initErr1REQUIRES_VIOLATION, ldv_kref_initErr0REQUIRES_VIOLATION, ldv_list_addErr0REQUIRES_VIOLATION, ldv_list_addErr1REQUIRES_VIOLATION, ldv_kobject_createErr0REQUIRES_VIOLATION, ldv_kobject_createErr1REQUIRES_VIOLATION, ldv_destroy_msgsErr0REQUIRES_VIOLATION, ldv_destroy_msgsErr1REQUIRES_VIOLATION, ldv_destroy_msgsErr2REQUIRES_VIOLATION, ldv_destroy_msgsErr3REQUIRES_VIOLATION, ldv_destroy_msgsErr4REQUIRES_VIOLATION, ldv_destroy_msgsErr5REQUIRES_VIOLATION, ldv_msg_fillErr2REQUIRES_VIOLATION, ldv_msg_fillErr1REQUIRES_VIOLATION, ldv_msg_fillErr0REQUIRES_VIOLATION, ldv_msg_fillErr5REQUIRES_VIOLATION, ldv_msg_fillErr4REQUIRES_VIOLATION, ldv_msg_fillErr3REQUIRES_VIOLATION, ldv_atomic_add_returnErr3REQUIRES_VIOLATION, ldv_atomic_add_returnErr0REQUIRES_VIOLATION, ldv_atomic_add_returnErr1REQUIRES_VIOLATION, ldv_atomic_add_returnErr2REQUIRES_VIOLATION, __ldv_list_delErr1REQUIRES_VIOLATION, __ldv_list_delErr0REQUIRES_VIOLATION, __ldv_list_delErr2REQUIRES_VIOLATION, __ldv_list_delErr3REQUIRES_VIOLATION, ldv_kobject_cleanupErr4ASSERT_VIOLATIONMEMORY_FREE, ldv_kobject_cleanupErr5ASSERT_VIOLATIONMEMORY_FREE, ldv_kobject_cleanupErr7ASSERT_VIOLATIONMEMORY_FREE, ldv_kobject_cleanupErr2ASSERT_VIOLATIONMEMORY_FREE, ldv_kobject_cleanupErr6ASSERT_VIOLATIONMEMORY_FREE, ldv_kobject_cleanupErr1REQUIRES_VIOLATION, ldv_kobject_cleanupErr3ASSERT_VIOLATIONMEMORY_FREE, ldv_kobject_cleanupErr0REQUIRES_VIOLATION, ldv_msg_freeErr6ASSERT_VIOLATIONMEMORY_FREE, ldv_msg_freeErr7ASSERT_VIOLATIONMEMORY_FREE, ldv_msg_freeErr1REQUIRES_VIOLATION, ldv_msg_freeErr4ASSERT_VIOLATIONMEMORY_FREE, ldv_msg_freeErr5ASSERT_VIOLATIONMEMORY_FREE, ldv_msg_freeErr2ASSERT_VIOLATIONMEMORY_FREE, ldv_msg_freeErr3ASSERT_VIOLATIONMEMORY_FREE, ldv_msg_freeErr0REQUIRES_VIOLATION, mainErr0ENSURES_VIOLATIONMEMORY_LEAK, LDV_INIT_LIST_HEADErr3REQUIRES_VIOLATION, LDV_INIT_LIST_HEADErr0REQUIRES_VIOLATION, LDV_INIT_LIST_HEADErr1REQUIRES_VIOLATION, LDV_INIT_LIST_HEADErr2REQUIRES_VIOLATION, ldv_list_delErr3REQUIRES_VIOLATION, ldv_list_delErr0REQUIRES_VIOLATION, ldv_list_delErr1REQUIRES_VIOLATION, ldv_list_delErr2REQUIRES_VIOLATION, __ldv_list_addErr1REQUIRES_VIOLATION, __ldv_list_addErr6REQUIRES_VIOLATION, __ldv_list_addErr0REQUIRES_VIOLATION, __ldv_list_addErr2REQUIRES_VIOLATION, __ldv_list_addErr7REQUIRES_VIOLATION, __ldv_list_addErr3REQUIRES_VIOLATION, __ldv_list_addErr5REQUIRES_VIOLATION, __ldv_list_addErr4REQUIRES_VIOLATION, ldv_dev_set_drvdataErr1REQUIRES_VIOLATION, ldv_dev_set_drvdataErr0REQUIRES_VIOLATION, ldv_atomic_sub_returnErr3REQUIRES_VIOLATION, ldv_atomic_sub_returnErr0REQUIRES_VIOLATION, ldv_atomic_sub_returnErr1REQUIRES_VIOLATION, ldv_atomic_sub_returnErr2REQUIRES_VIOLATION, ldv_list_add_tailErr0REQUIRES_VIOLATION, ldv_list_add_tailErr1REQUIRES_VIOLATION, ldv_dev_get_drvdataErr1REQUIRES_VIOLATION, ldv_dev_get_drvdataErr0REQUIRES_VIOLATION, ldv_msg_allocErr1REQUIRES_VIOLATION, ldv_msg_allocErr0REQUIRES_VIOLATION]=== [2019-01-14 19:21:00,347 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-01-14 19:21:00,347 INFO L82 PathProgramCache]: Analyzing trace with hash 1831193908, now seen corresponding path program 1 times [2019-01-14 19:21:00,347 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2019-01-14 19:21:00,347 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2019-01-14 19:21:00,350 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-01-14 19:21:00,350 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-01-14 19:21:00,350 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-01-14 19:21:00,367 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-01-14 19:21:00,473 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 19:21:00,474 INFO L300 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2019-01-14 19:21:00,474 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 19:21:00,485 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-01-14 19:21:00,536 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-01-14 19:21:00,540 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2019-01-14 19:21:00,571 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 19:21:00,590 INFO L312 seRefinementStrategy]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2019-01-14 19:21:00,590 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [] imperfect sequences [9, 9] total 10 [2019-01-14 19:21:00,591 INFO L459 AbstractCegarLoop]: Interpolant automaton has 10 states [2019-01-14 19:21:00,591 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 10 interpolants. [2019-01-14 19:21:00,591 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=38, Invalid=52, Unknown=0, NotChecked=0, Total=90 [2019-01-14 19:21:00,592 INFO L87 Difference]: Start difference. First operand 138 states and 142 transitions. Second operand 10 states. [2019-01-14 19:21:00,643 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-01-14 19:21:00,643 INFO L93 Difference]: Finished difference Result 141 states and 145 transitions. [2019-01-14 19:21:00,644 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2019-01-14 19:21:00,645 INFO L78 Accepts]: Start accepts. Automaton has 10 states. Word has length 61 [2019-01-14 19:21:00,645 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-01-14 19:21:00,646 INFO L225 Difference]: With dead ends: 141 [2019-01-14 19:21:00,646 INFO L226 Difference]: Without dead ends: 139 [2019-01-14 19:21:00,646 INFO L631 BasicCegarLoop]: 0 DeclaredPredicates, 70 GetRequests, 61 SyntacticMatches, 0 SemanticMatches, 9 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 14 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=42, Invalid=68, Unknown=0, NotChecked=0, Total=110 [2019-01-14 19:21:00,647 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 139 states. [2019-01-14 19:21:00,651 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 139 to 139. [2019-01-14 19:21:00,652 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 139 states. [2019-01-14 19:21:00,653 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 139 states to 139 states and 143 transitions. [2019-01-14 19:21:00,653 INFO L78 Accepts]: Start accepts. Automaton has 139 states and 143 transitions. Word has length 61 [2019-01-14 19:21:00,653 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-01-14 19:21:00,653 INFO L480 AbstractCegarLoop]: Abstraction has 139 states and 143 transitions. [2019-01-14 19:21:00,653 INFO L481 AbstractCegarLoop]: Interpolant automaton has 10 states. [2019-01-14 19:21:00,653 INFO L276 IsEmpty]: Start isEmpty. Operand 139 states and 143 transitions. [2019-01-14 19:21:00,657 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 63 [2019-01-14 19:21:00,657 INFO L394 BasicCegarLoop]: Found error trace [2019-01-14 19:21:00,657 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] [2019-01-14 19:21:00,658 INFO L423 AbstractCegarLoop]: === Iteration 19 === [ldv_kref_initErr1REQUIRES_VIOLATION, ldv_kref_initErr0REQUIRES_VIOLATION, ldv_list_addErr0REQUIRES_VIOLATION, ldv_list_addErr1REQUIRES_VIOLATION, ldv_kobject_createErr0REQUIRES_VIOLATION, ldv_kobject_createErr1REQUIRES_VIOLATION, ldv_destroy_msgsErr0REQUIRES_VIOLATION, ldv_destroy_msgsErr1REQUIRES_VIOLATION, ldv_destroy_msgsErr2REQUIRES_VIOLATION, ldv_destroy_msgsErr3REQUIRES_VIOLATION, ldv_destroy_msgsErr4REQUIRES_VIOLATION, ldv_destroy_msgsErr5REQUIRES_VIOLATION, ldv_msg_fillErr2REQUIRES_VIOLATION, ldv_msg_fillErr1REQUIRES_VIOLATION, ldv_msg_fillErr0REQUIRES_VIOLATION, ldv_msg_fillErr5REQUIRES_VIOLATION, ldv_msg_fillErr4REQUIRES_VIOLATION, ldv_msg_fillErr3REQUIRES_VIOLATION, ldv_atomic_add_returnErr3REQUIRES_VIOLATION, ldv_atomic_add_returnErr0REQUIRES_VIOLATION, ldv_atomic_add_returnErr1REQUIRES_VIOLATION, ldv_atomic_add_returnErr2REQUIRES_VIOLATION, __ldv_list_delErr1REQUIRES_VIOLATION, __ldv_list_delErr0REQUIRES_VIOLATION, __ldv_list_delErr2REQUIRES_VIOLATION, __ldv_list_delErr3REQUIRES_VIOLATION, ldv_kobject_cleanupErr4ASSERT_VIOLATIONMEMORY_FREE, ldv_kobject_cleanupErr5ASSERT_VIOLATIONMEMORY_FREE, ldv_kobject_cleanupErr7ASSERT_VIOLATIONMEMORY_FREE, ldv_kobject_cleanupErr2ASSERT_VIOLATIONMEMORY_FREE, ldv_kobject_cleanupErr6ASSERT_VIOLATIONMEMORY_FREE, ldv_kobject_cleanupErr1REQUIRES_VIOLATION, ldv_kobject_cleanupErr3ASSERT_VIOLATIONMEMORY_FREE, ldv_kobject_cleanupErr0REQUIRES_VIOLATION, ldv_msg_freeErr6ASSERT_VIOLATIONMEMORY_FREE, ldv_msg_freeErr7ASSERT_VIOLATIONMEMORY_FREE, ldv_msg_freeErr1REQUIRES_VIOLATION, ldv_msg_freeErr4ASSERT_VIOLATIONMEMORY_FREE, ldv_msg_freeErr5ASSERT_VIOLATIONMEMORY_FREE, ldv_msg_freeErr2ASSERT_VIOLATIONMEMORY_FREE, ldv_msg_freeErr3ASSERT_VIOLATIONMEMORY_FREE, ldv_msg_freeErr0REQUIRES_VIOLATION, mainErr0ENSURES_VIOLATIONMEMORY_LEAK, LDV_INIT_LIST_HEADErr3REQUIRES_VIOLATION, LDV_INIT_LIST_HEADErr0REQUIRES_VIOLATION, LDV_INIT_LIST_HEADErr1REQUIRES_VIOLATION, LDV_INIT_LIST_HEADErr2REQUIRES_VIOLATION, ldv_list_delErr3REQUIRES_VIOLATION, ldv_list_delErr0REQUIRES_VIOLATION, ldv_list_delErr1REQUIRES_VIOLATION, ldv_list_delErr2REQUIRES_VIOLATION, __ldv_list_addErr1REQUIRES_VIOLATION, __ldv_list_addErr6REQUIRES_VIOLATION, __ldv_list_addErr0REQUIRES_VIOLATION, __ldv_list_addErr2REQUIRES_VIOLATION, __ldv_list_addErr7REQUIRES_VIOLATION, __ldv_list_addErr3REQUIRES_VIOLATION, __ldv_list_addErr5REQUIRES_VIOLATION, __ldv_list_addErr4REQUIRES_VIOLATION, ldv_dev_set_drvdataErr1REQUIRES_VIOLATION, ldv_dev_set_drvdataErr0REQUIRES_VIOLATION, ldv_atomic_sub_returnErr3REQUIRES_VIOLATION, ldv_atomic_sub_returnErr0REQUIRES_VIOLATION, ldv_atomic_sub_returnErr1REQUIRES_VIOLATION, ldv_atomic_sub_returnErr2REQUIRES_VIOLATION, ldv_list_add_tailErr0REQUIRES_VIOLATION, ldv_list_add_tailErr1REQUIRES_VIOLATION, ldv_dev_get_drvdataErr1REQUIRES_VIOLATION, ldv_dev_get_drvdataErr0REQUIRES_VIOLATION, ldv_msg_allocErr1REQUIRES_VIOLATION, ldv_msg_allocErr0REQUIRES_VIOLATION]=== [2019-01-14 19:21:00,658 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-01-14 19:21:00,658 INFO L82 PathProgramCache]: Analyzing trace with hash 1627712611, now seen corresponding path program 2 times [2019-01-14 19:21:00,658 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2019-01-14 19:21:00,658 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2019-01-14 19:21:00,659 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-01-14 19:21:00,659 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-01-14 19:21:00,659 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-01-14 19:21:00,679 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-01-14 19:21:00,903 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 19:21:00,903 INFO L300 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2019-01-14 19:21:00,904 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 19:21:00,920 INFO L103 rtionOrderModulation]: Keeping assertion order OUTSIDE_LOOP_FIRST1 [2019-01-14 19:21:00,961 INFO L249 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST1 issued 1 check-sat command(s) [2019-01-14 19:21:00,961 INFO L250 tOrderPrioritization]: Conjunction of SSA is unsat [2019-01-14 19:21:00,966 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2019-01-14 19:21:01,264 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 19:21:01,282 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 1 imperfect interpolant sequences. [2019-01-14 19:21:01,282 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [16] imperfect sequences [10] total 25 [2019-01-14 19:21:01,283 INFO L459 AbstractCegarLoop]: Interpolant automaton has 25 states [2019-01-14 19:21:01,283 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 25 interpolants. [2019-01-14 19:21:01,284 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=79, Invalid=521, Unknown=0, NotChecked=0, Total=600 [2019-01-14 19:21:01,284 INFO L87 Difference]: Start difference. First operand 139 states and 143 transitions. Second operand 25 states. [2019-01-14 19:21:02,388 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-01-14 19:21:02,389 INFO L93 Difference]: Finished difference Result 140 states and 144 transitions. [2019-01-14 19:21:02,390 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 25 states. [2019-01-14 19:21:02,390 INFO L78 Accepts]: Start accepts. Automaton has 25 states. Word has length 62 [2019-01-14 19:21:02,391 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-01-14 19:21:02,392 INFO L225 Difference]: With dead ends: 140 [2019-01-14 19:21:02,393 INFO L226 Difference]: Without dead ends: 138 [2019-01-14 19:21:02,394 INFO L631 BasicCegarLoop]: 0 DeclaredPredicates, 83 GetRequests, 47 SyntacticMatches, 1 SemanticMatches, 35 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 270 ImplicationChecksByTransitivity, 0.6s TimeCoverageRelationStatistics Valid=176, Invalid=1156, Unknown=0, NotChecked=0, Total=1332 [2019-01-14 19:21:02,394 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 138 states. [2019-01-14 19:21:02,399 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 138 to 138. [2019-01-14 19:21:02,399 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 138 states. [2019-01-14 19:21:02,401 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 138 states to 138 states and 142 transitions. [2019-01-14 19:21:02,401 INFO L78 Accepts]: Start accepts. Automaton has 138 states and 142 transitions. Word has length 62 [2019-01-14 19:21:02,401 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-01-14 19:21:02,401 INFO L480 AbstractCegarLoop]: Abstraction has 138 states and 142 transitions. [2019-01-14 19:21:02,402 INFO L481 AbstractCegarLoop]: Interpolant automaton has 25 states. [2019-01-14 19:21:02,403 INFO L276 IsEmpty]: Start isEmpty. Operand 138 states and 142 transitions. [2019-01-14 19:21:02,404 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 73 [2019-01-14 19:21:02,404 INFO L394 BasicCegarLoop]: Found error trace [2019-01-14 19:21:02,405 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] [2019-01-14 19:21:02,406 INFO L423 AbstractCegarLoop]: === Iteration 20 === [ldv_kref_initErr1REQUIRES_VIOLATION, ldv_kref_initErr0REQUIRES_VIOLATION, ldv_list_addErr0REQUIRES_VIOLATION, ldv_list_addErr1REQUIRES_VIOLATION, ldv_kobject_createErr0REQUIRES_VIOLATION, ldv_kobject_createErr1REQUIRES_VIOLATION, ldv_destroy_msgsErr0REQUIRES_VIOLATION, ldv_destroy_msgsErr1REQUIRES_VIOLATION, ldv_destroy_msgsErr2REQUIRES_VIOLATION, ldv_destroy_msgsErr3REQUIRES_VIOLATION, ldv_destroy_msgsErr4REQUIRES_VIOLATION, ldv_destroy_msgsErr5REQUIRES_VIOLATION, ldv_msg_fillErr2REQUIRES_VIOLATION, ldv_msg_fillErr1REQUIRES_VIOLATION, ldv_msg_fillErr0REQUIRES_VIOLATION, ldv_msg_fillErr5REQUIRES_VIOLATION, ldv_msg_fillErr4REQUIRES_VIOLATION, ldv_msg_fillErr3REQUIRES_VIOLATION, ldv_atomic_add_returnErr3REQUIRES_VIOLATION, ldv_atomic_add_returnErr0REQUIRES_VIOLATION, ldv_atomic_add_returnErr1REQUIRES_VIOLATION, ldv_atomic_add_returnErr2REQUIRES_VIOLATION, __ldv_list_delErr1REQUIRES_VIOLATION, __ldv_list_delErr0REQUIRES_VIOLATION, __ldv_list_delErr2REQUIRES_VIOLATION, __ldv_list_delErr3REQUIRES_VIOLATION, ldv_kobject_cleanupErr4ASSERT_VIOLATIONMEMORY_FREE, ldv_kobject_cleanupErr5ASSERT_VIOLATIONMEMORY_FREE, ldv_kobject_cleanupErr7ASSERT_VIOLATIONMEMORY_FREE, ldv_kobject_cleanupErr2ASSERT_VIOLATIONMEMORY_FREE, ldv_kobject_cleanupErr6ASSERT_VIOLATIONMEMORY_FREE, ldv_kobject_cleanupErr1REQUIRES_VIOLATION, ldv_kobject_cleanupErr3ASSERT_VIOLATIONMEMORY_FREE, ldv_kobject_cleanupErr0REQUIRES_VIOLATION, ldv_msg_freeErr6ASSERT_VIOLATIONMEMORY_FREE, ldv_msg_freeErr7ASSERT_VIOLATIONMEMORY_FREE, ldv_msg_freeErr1REQUIRES_VIOLATION, ldv_msg_freeErr4ASSERT_VIOLATIONMEMORY_FREE, ldv_msg_freeErr5ASSERT_VIOLATIONMEMORY_FREE, ldv_msg_freeErr2ASSERT_VIOLATIONMEMORY_FREE, ldv_msg_freeErr3ASSERT_VIOLATIONMEMORY_FREE, ldv_msg_freeErr0REQUIRES_VIOLATION, mainErr0ENSURES_VIOLATIONMEMORY_LEAK, LDV_INIT_LIST_HEADErr3REQUIRES_VIOLATION, LDV_INIT_LIST_HEADErr0REQUIRES_VIOLATION, LDV_INIT_LIST_HEADErr1REQUIRES_VIOLATION, LDV_INIT_LIST_HEADErr2REQUIRES_VIOLATION, ldv_list_delErr3REQUIRES_VIOLATION, ldv_list_delErr0REQUIRES_VIOLATION, ldv_list_delErr1REQUIRES_VIOLATION, ldv_list_delErr2REQUIRES_VIOLATION, __ldv_list_addErr1REQUIRES_VIOLATION, __ldv_list_addErr6REQUIRES_VIOLATION, __ldv_list_addErr0REQUIRES_VIOLATION, __ldv_list_addErr2REQUIRES_VIOLATION, __ldv_list_addErr7REQUIRES_VIOLATION, __ldv_list_addErr3REQUIRES_VIOLATION, __ldv_list_addErr5REQUIRES_VIOLATION, __ldv_list_addErr4REQUIRES_VIOLATION, ldv_dev_set_drvdataErr1REQUIRES_VIOLATION, ldv_dev_set_drvdataErr0REQUIRES_VIOLATION, ldv_atomic_sub_returnErr3REQUIRES_VIOLATION, ldv_atomic_sub_returnErr0REQUIRES_VIOLATION, ldv_atomic_sub_returnErr1REQUIRES_VIOLATION, ldv_atomic_sub_returnErr2REQUIRES_VIOLATION, ldv_list_add_tailErr0REQUIRES_VIOLATION, ldv_list_add_tailErr1REQUIRES_VIOLATION, ldv_dev_get_drvdataErr1REQUIRES_VIOLATION, ldv_dev_get_drvdataErr0REQUIRES_VIOLATION, ldv_msg_allocErr1REQUIRES_VIOLATION, ldv_msg_allocErr0REQUIRES_VIOLATION]=== [2019-01-14 19:21:02,407 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-01-14 19:21:02,410 INFO L82 PathProgramCache]: Analyzing trace with hash -448527479, now seen corresponding path program 1 times [2019-01-14 19:21:02,410 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2019-01-14 19:21:02,410 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2019-01-14 19:21:02,411 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-01-14 19:21:02,412 INFO L101 rtionOrderModulation]: Changing assertion order to NOT_INCREMENTALLY [2019-01-14 19:21:02,414 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-01-14 19:21:02,431 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-01-14 19:21:02,646 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 19:21:02,646 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-01-14 19:21:02,646 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [10] imperfect sequences [] total 10 [2019-01-14 19:21:02,647 INFO L459 AbstractCegarLoop]: Interpolant automaton has 10 states [2019-01-14 19:21:02,647 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 10 interpolants. [2019-01-14 19:21:02,647 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=17, Invalid=73, Unknown=0, NotChecked=0, Total=90 [2019-01-14 19:21:02,647 INFO L87 Difference]: Start difference. First operand 138 states and 142 transitions. Second operand 10 states. [2019-01-14 19:21:03,281 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-01-14 19:21:03,281 INFO L93 Difference]: Finished difference Result 141 states and 144 transitions. [2019-01-14 19:21:03,282 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2019-01-14 19:21:03,282 INFO L78 Accepts]: Start accepts. Automaton has 10 states. Word has length 72 [2019-01-14 19:21:03,282 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-01-14 19:21:03,283 INFO L225 Difference]: With dead ends: 141 [2019-01-14 19:21:03,284 INFO L226 Difference]: Without dead ends: 138 [2019-01-14 19:21:03,285 INFO L631 BasicCegarLoop]: 0 DeclaredPredicates, 12 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 10 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1 ImplicationChecksByTransitivity, 0.3s TimeCoverageRelationStatistics Valid=25, Invalid=107, Unknown=0, NotChecked=0, Total=132 [2019-01-14 19:21:03,286 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 138 states. [2019-01-14 19:21:03,289 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 138 to 138. [2019-01-14 19:21:03,289 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 138 states. [2019-01-14 19:21:03,290 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 138 states to 138 states and 141 transitions. [2019-01-14 19:21:03,290 INFO L78 Accepts]: Start accepts. Automaton has 138 states and 141 transitions. Word has length 72 [2019-01-14 19:21:03,290 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-01-14 19:21:03,290 INFO L480 AbstractCegarLoop]: Abstraction has 138 states and 141 transitions. [2019-01-14 19:21:03,290 INFO L481 AbstractCegarLoop]: Interpolant automaton has 10 states. [2019-01-14 19:21:03,291 INFO L276 IsEmpty]: Start isEmpty. Operand 138 states and 141 transitions. [2019-01-14 19:21:03,294 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 86 [2019-01-14 19:21:03,295 INFO L394 BasicCegarLoop]: Found error trace [2019-01-14 19:21:03,295 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] [2019-01-14 19:21:03,295 INFO L423 AbstractCegarLoop]: === Iteration 21 === [ldv_kref_initErr1REQUIRES_VIOLATION, ldv_kref_initErr0REQUIRES_VIOLATION, ldv_list_addErr0REQUIRES_VIOLATION, ldv_list_addErr1REQUIRES_VIOLATION, ldv_kobject_createErr0REQUIRES_VIOLATION, ldv_kobject_createErr1REQUIRES_VIOLATION, ldv_destroy_msgsErr0REQUIRES_VIOLATION, ldv_destroy_msgsErr1REQUIRES_VIOLATION, ldv_destroy_msgsErr2REQUIRES_VIOLATION, ldv_destroy_msgsErr3REQUIRES_VIOLATION, ldv_destroy_msgsErr4REQUIRES_VIOLATION, ldv_destroy_msgsErr5REQUIRES_VIOLATION, ldv_msg_fillErr2REQUIRES_VIOLATION, ldv_msg_fillErr1REQUIRES_VIOLATION, ldv_msg_fillErr0REQUIRES_VIOLATION, ldv_msg_fillErr5REQUIRES_VIOLATION, ldv_msg_fillErr4REQUIRES_VIOLATION, ldv_msg_fillErr3REQUIRES_VIOLATION, ldv_atomic_add_returnErr3REQUIRES_VIOLATION, ldv_atomic_add_returnErr0REQUIRES_VIOLATION, ldv_atomic_add_returnErr1REQUIRES_VIOLATION, ldv_atomic_add_returnErr2REQUIRES_VIOLATION, __ldv_list_delErr1REQUIRES_VIOLATION, __ldv_list_delErr0REQUIRES_VIOLATION, __ldv_list_delErr2REQUIRES_VIOLATION, __ldv_list_delErr3REQUIRES_VIOLATION, ldv_kobject_cleanupErr4ASSERT_VIOLATIONMEMORY_FREE, ldv_kobject_cleanupErr5ASSERT_VIOLATIONMEMORY_FREE, ldv_kobject_cleanupErr7ASSERT_VIOLATIONMEMORY_FREE, ldv_kobject_cleanupErr2ASSERT_VIOLATIONMEMORY_FREE, ldv_kobject_cleanupErr6ASSERT_VIOLATIONMEMORY_FREE, ldv_kobject_cleanupErr1REQUIRES_VIOLATION, ldv_kobject_cleanupErr3ASSERT_VIOLATIONMEMORY_FREE, ldv_kobject_cleanupErr0REQUIRES_VIOLATION, ldv_msg_freeErr6ASSERT_VIOLATIONMEMORY_FREE, ldv_msg_freeErr7ASSERT_VIOLATIONMEMORY_FREE, ldv_msg_freeErr1REQUIRES_VIOLATION, ldv_msg_freeErr4ASSERT_VIOLATIONMEMORY_FREE, ldv_msg_freeErr5ASSERT_VIOLATIONMEMORY_FREE, ldv_msg_freeErr2ASSERT_VIOLATIONMEMORY_FREE, ldv_msg_freeErr3ASSERT_VIOLATIONMEMORY_FREE, ldv_msg_freeErr0REQUIRES_VIOLATION, mainErr0ENSURES_VIOLATIONMEMORY_LEAK, LDV_INIT_LIST_HEADErr3REQUIRES_VIOLATION, LDV_INIT_LIST_HEADErr0REQUIRES_VIOLATION, LDV_INIT_LIST_HEADErr1REQUIRES_VIOLATION, LDV_INIT_LIST_HEADErr2REQUIRES_VIOLATION, ldv_list_delErr3REQUIRES_VIOLATION, ldv_list_delErr0REQUIRES_VIOLATION, ldv_list_delErr1REQUIRES_VIOLATION, ldv_list_delErr2REQUIRES_VIOLATION, __ldv_list_addErr1REQUIRES_VIOLATION, __ldv_list_addErr6REQUIRES_VIOLATION, __ldv_list_addErr0REQUIRES_VIOLATION, __ldv_list_addErr2REQUIRES_VIOLATION, __ldv_list_addErr7REQUIRES_VIOLATION, __ldv_list_addErr3REQUIRES_VIOLATION, __ldv_list_addErr5REQUIRES_VIOLATION, __ldv_list_addErr4REQUIRES_VIOLATION, ldv_dev_set_drvdataErr1REQUIRES_VIOLATION, ldv_dev_set_drvdataErr0REQUIRES_VIOLATION, ldv_atomic_sub_returnErr3REQUIRES_VIOLATION, ldv_atomic_sub_returnErr0REQUIRES_VIOLATION, ldv_atomic_sub_returnErr1REQUIRES_VIOLATION, ldv_atomic_sub_returnErr2REQUIRES_VIOLATION, ldv_list_add_tailErr0REQUIRES_VIOLATION, ldv_list_add_tailErr1REQUIRES_VIOLATION, ldv_dev_get_drvdataErr1REQUIRES_VIOLATION, ldv_dev_get_drvdataErr0REQUIRES_VIOLATION, ldv_msg_allocErr1REQUIRES_VIOLATION, ldv_msg_allocErr0REQUIRES_VIOLATION]=== [2019-01-14 19:21:03,300 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-01-14 19:21:03,300 INFO L82 PathProgramCache]: Analyzing trace with hash 707086810, now seen corresponding path program 1 times [2019-01-14 19:21:03,300 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2019-01-14 19:21:03,300 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2019-01-14 19:21:03,303 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-01-14 19:21:03,303 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-01-14 19:21:03,304 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-01-14 19:21:03,326 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-01-14 19:21:04,064 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 19:21:04,064 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-01-14 19:21:04,064 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [15] imperfect sequences [] total 15 [2019-01-14 19:21:04,065 INFO L459 AbstractCegarLoop]: Interpolant automaton has 16 states [2019-01-14 19:21:04,067 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 16 interpolants. [2019-01-14 19:21:04,067 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=29, Invalid=211, Unknown=0, NotChecked=0, Total=240 [2019-01-14 19:21:04,067 INFO L87 Difference]: Start difference. First operand 138 states and 141 transitions. Second operand 16 states. [2019-01-14 19:21:04,664 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-01-14 19:21:04,664 INFO L93 Difference]: Finished difference Result 145 states and 148 transitions. [2019-01-14 19:21:04,666 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 17 states. [2019-01-14 19:21:04,666 INFO L78 Accepts]: Start accepts. Automaton has 16 states. Word has length 85 [2019-01-14 19:21:04,667 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-01-14 19:21:04,668 INFO L225 Difference]: With dead ends: 145 [2019-01-14 19:21:04,668 INFO L226 Difference]: Without dead ends: 145 [2019-01-14 19:21:04,669 INFO L631 BasicCegarLoop]: 0 DeclaredPredicates, 20 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 19 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 10 ImplicationChecksByTransitivity, 0.7s TimeCoverageRelationStatistics Valid=49, Invalid=371, Unknown=0, NotChecked=0, Total=420 [2019-01-14 19:21:04,669 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 145 states. [2019-01-14 19:21:04,672 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 145 to 136. [2019-01-14 19:21:04,672 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 136 states. [2019-01-14 19:21:04,673 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 136 states to 136 states and 139 transitions. [2019-01-14 19:21:04,673 INFO L78 Accepts]: Start accepts. Automaton has 136 states and 139 transitions. Word has length 85 [2019-01-14 19:21:04,675 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-01-14 19:21:04,675 INFO L480 AbstractCegarLoop]: Abstraction has 136 states and 139 transitions. [2019-01-14 19:21:04,675 INFO L481 AbstractCegarLoop]: Interpolant automaton has 16 states. [2019-01-14 19:21:04,675 INFO L276 IsEmpty]: Start isEmpty. Operand 136 states and 139 transitions. [2019-01-14 19:21:04,676 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 86 [2019-01-14 19:21:04,676 INFO L394 BasicCegarLoop]: Found error trace [2019-01-14 19:21:04,676 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] [2019-01-14 19:21:04,679 INFO L423 AbstractCegarLoop]: === Iteration 22 === [ldv_kref_initErr1REQUIRES_VIOLATION, ldv_kref_initErr0REQUIRES_VIOLATION, ldv_list_addErr0REQUIRES_VIOLATION, ldv_list_addErr1REQUIRES_VIOLATION, ldv_kobject_createErr0REQUIRES_VIOLATION, ldv_kobject_createErr1REQUIRES_VIOLATION, ldv_destroy_msgsErr0REQUIRES_VIOLATION, ldv_destroy_msgsErr1REQUIRES_VIOLATION, ldv_destroy_msgsErr2REQUIRES_VIOLATION, ldv_destroy_msgsErr3REQUIRES_VIOLATION, ldv_destroy_msgsErr4REQUIRES_VIOLATION, ldv_destroy_msgsErr5REQUIRES_VIOLATION, ldv_msg_fillErr2REQUIRES_VIOLATION, ldv_msg_fillErr1REQUIRES_VIOLATION, ldv_msg_fillErr0REQUIRES_VIOLATION, ldv_msg_fillErr5REQUIRES_VIOLATION, ldv_msg_fillErr4REQUIRES_VIOLATION, ldv_msg_fillErr3REQUIRES_VIOLATION, ldv_atomic_add_returnErr3REQUIRES_VIOLATION, ldv_atomic_add_returnErr0REQUIRES_VIOLATION, ldv_atomic_add_returnErr1REQUIRES_VIOLATION, ldv_atomic_add_returnErr2REQUIRES_VIOLATION, __ldv_list_delErr1REQUIRES_VIOLATION, __ldv_list_delErr0REQUIRES_VIOLATION, __ldv_list_delErr2REQUIRES_VIOLATION, __ldv_list_delErr3REQUIRES_VIOLATION, ldv_kobject_cleanupErr4ASSERT_VIOLATIONMEMORY_FREE, ldv_kobject_cleanupErr5ASSERT_VIOLATIONMEMORY_FREE, ldv_kobject_cleanupErr7ASSERT_VIOLATIONMEMORY_FREE, ldv_kobject_cleanupErr2ASSERT_VIOLATIONMEMORY_FREE, ldv_kobject_cleanupErr6ASSERT_VIOLATIONMEMORY_FREE, ldv_kobject_cleanupErr1REQUIRES_VIOLATION, ldv_kobject_cleanupErr3ASSERT_VIOLATIONMEMORY_FREE, ldv_kobject_cleanupErr0REQUIRES_VIOLATION, ldv_msg_freeErr6ASSERT_VIOLATIONMEMORY_FREE, ldv_msg_freeErr7ASSERT_VIOLATIONMEMORY_FREE, ldv_msg_freeErr1REQUIRES_VIOLATION, ldv_msg_freeErr4ASSERT_VIOLATIONMEMORY_FREE, ldv_msg_freeErr5ASSERT_VIOLATIONMEMORY_FREE, ldv_msg_freeErr2ASSERT_VIOLATIONMEMORY_FREE, ldv_msg_freeErr3ASSERT_VIOLATIONMEMORY_FREE, ldv_msg_freeErr0REQUIRES_VIOLATION, mainErr0ENSURES_VIOLATIONMEMORY_LEAK, LDV_INIT_LIST_HEADErr3REQUIRES_VIOLATION, LDV_INIT_LIST_HEADErr0REQUIRES_VIOLATION, LDV_INIT_LIST_HEADErr1REQUIRES_VIOLATION, LDV_INIT_LIST_HEADErr2REQUIRES_VIOLATION, ldv_list_delErr3REQUIRES_VIOLATION, ldv_list_delErr0REQUIRES_VIOLATION, ldv_list_delErr1REQUIRES_VIOLATION, ldv_list_delErr2REQUIRES_VIOLATION, __ldv_list_addErr1REQUIRES_VIOLATION, __ldv_list_addErr6REQUIRES_VIOLATION, __ldv_list_addErr0REQUIRES_VIOLATION, __ldv_list_addErr2REQUIRES_VIOLATION, __ldv_list_addErr7REQUIRES_VIOLATION, __ldv_list_addErr3REQUIRES_VIOLATION, __ldv_list_addErr5REQUIRES_VIOLATION, __ldv_list_addErr4REQUIRES_VIOLATION, ldv_dev_set_drvdataErr1REQUIRES_VIOLATION, ldv_dev_set_drvdataErr0REQUIRES_VIOLATION, ldv_atomic_sub_returnErr3REQUIRES_VIOLATION, ldv_atomic_sub_returnErr0REQUIRES_VIOLATION, ldv_atomic_sub_returnErr1REQUIRES_VIOLATION, ldv_atomic_sub_returnErr2REQUIRES_VIOLATION, ldv_list_add_tailErr0REQUIRES_VIOLATION, ldv_list_add_tailErr1REQUIRES_VIOLATION, ldv_dev_get_drvdataErr1REQUIRES_VIOLATION, ldv_dev_get_drvdataErr0REQUIRES_VIOLATION, ldv_msg_allocErr1REQUIRES_VIOLATION, ldv_msg_allocErr0REQUIRES_VIOLATION]=== [2019-01-14 19:21:04,679 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-01-14 19:21:04,679 INFO L82 PathProgramCache]: Analyzing trace with hash 707086811, now seen corresponding path program 1 times [2019-01-14 19:21:04,680 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2019-01-14 19:21:04,680 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2019-01-14 19:21:04,680 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-01-14 19:21:04,681 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-01-14 19:21:04,681 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-01-14 19:21:04,702 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-01-14 19:21:04,960 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 19:21:04,961 INFO L300 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2019-01-14 19:21:04,961 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 19:21:04,972 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-01-14 19:21:05,049 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-01-14 19:21:05,054 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2019-01-14 19:21:05,167 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 19:21:05,189 INFO L312 seRefinementStrategy]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2019-01-14 19:21:05,190 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [] imperfect sequences [11, 11] total 12 [2019-01-14 19:21:05,190 INFO L459 AbstractCegarLoop]: Interpolant automaton has 12 states [2019-01-14 19:21:05,191 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 12 interpolants. [2019-01-14 19:21:05,191 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=57, Invalid=75, Unknown=0, NotChecked=0, Total=132 [2019-01-14 19:21:05,191 INFO L87 Difference]: Start difference. First operand 136 states and 139 transitions. Second operand 12 states. [2019-01-14 19:21:05,236 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-01-14 19:21:05,236 INFO L93 Difference]: Finished difference Result 139 states and 142 transitions. [2019-01-14 19:21:05,241 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2019-01-14 19:21:05,241 INFO L78 Accepts]: Start accepts. Automaton has 12 states. Word has length 85 [2019-01-14 19:21:05,241 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-01-14 19:21:05,242 INFO L225 Difference]: With dead ends: 139 [2019-01-14 19:21:05,242 INFO L226 Difference]: Without dead ends: 137 [2019-01-14 19:21:05,243 INFO L631 BasicCegarLoop]: 0 DeclaredPredicates, 96 GetRequests, 85 SyntacticMatches, 0 SemanticMatches, 11 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 20 ImplicationChecksByTransitivity, 0.3s TimeCoverageRelationStatistics Valid=61, Invalid=95, Unknown=0, NotChecked=0, Total=156 [2019-01-14 19:21:05,243 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 137 states. [2019-01-14 19:21:05,245 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 137 to 137. [2019-01-14 19:21:05,246 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 137 states. [2019-01-14 19:21:05,246 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 137 states to 137 states and 140 transitions. [2019-01-14 19:21:05,246 INFO L78 Accepts]: Start accepts. Automaton has 137 states and 140 transitions. Word has length 85 [2019-01-14 19:21:05,247 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-01-14 19:21:05,247 INFO L480 AbstractCegarLoop]: Abstraction has 137 states and 140 transitions. [2019-01-14 19:21:05,247 INFO L481 AbstractCegarLoop]: Interpolant automaton has 12 states. [2019-01-14 19:21:05,247 INFO L276 IsEmpty]: Start isEmpty. Operand 137 states and 140 transitions. [2019-01-14 19:21:05,248 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 87 [2019-01-14 19:21:05,248 INFO L394 BasicCegarLoop]: Found error trace [2019-01-14 19:21:05,248 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] [2019-01-14 19:21:05,248 INFO L423 AbstractCegarLoop]: === Iteration 23 === [ldv_kref_initErr1REQUIRES_VIOLATION, ldv_kref_initErr0REQUIRES_VIOLATION, ldv_list_addErr0REQUIRES_VIOLATION, ldv_list_addErr1REQUIRES_VIOLATION, ldv_kobject_createErr0REQUIRES_VIOLATION, ldv_kobject_createErr1REQUIRES_VIOLATION, ldv_destroy_msgsErr0REQUIRES_VIOLATION, ldv_destroy_msgsErr1REQUIRES_VIOLATION, ldv_destroy_msgsErr2REQUIRES_VIOLATION, ldv_destroy_msgsErr3REQUIRES_VIOLATION, ldv_destroy_msgsErr4REQUIRES_VIOLATION, ldv_destroy_msgsErr5REQUIRES_VIOLATION, ldv_msg_fillErr2REQUIRES_VIOLATION, ldv_msg_fillErr1REQUIRES_VIOLATION, ldv_msg_fillErr0REQUIRES_VIOLATION, ldv_msg_fillErr5REQUIRES_VIOLATION, ldv_msg_fillErr4REQUIRES_VIOLATION, ldv_msg_fillErr3REQUIRES_VIOLATION, ldv_atomic_add_returnErr3REQUIRES_VIOLATION, ldv_atomic_add_returnErr0REQUIRES_VIOLATION, ldv_atomic_add_returnErr1REQUIRES_VIOLATION, ldv_atomic_add_returnErr2REQUIRES_VIOLATION, __ldv_list_delErr1REQUIRES_VIOLATION, __ldv_list_delErr0REQUIRES_VIOLATION, __ldv_list_delErr2REQUIRES_VIOLATION, __ldv_list_delErr3REQUIRES_VIOLATION, ldv_kobject_cleanupErr4ASSERT_VIOLATIONMEMORY_FREE, ldv_kobject_cleanupErr5ASSERT_VIOLATIONMEMORY_FREE, ldv_kobject_cleanupErr7ASSERT_VIOLATIONMEMORY_FREE, ldv_kobject_cleanupErr2ASSERT_VIOLATIONMEMORY_FREE, ldv_kobject_cleanupErr6ASSERT_VIOLATIONMEMORY_FREE, ldv_kobject_cleanupErr1REQUIRES_VIOLATION, ldv_kobject_cleanupErr3ASSERT_VIOLATIONMEMORY_FREE, ldv_kobject_cleanupErr0REQUIRES_VIOLATION, ldv_msg_freeErr6ASSERT_VIOLATIONMEMORY_FREE, ldv_msg_freeErr7ASSERT_VIOLATIONMEMORY_FREE, ldv_msg_freeErr1REQUIRES_VIOLATION, ldv_msg_freeErr4ASSERT_VIOLATIONMEMORY_FREE, ldv_msg_freeErr5ASSERT_VIOLATIONMEMORY_FREE, ldv_msg_freeErr2ASSERT_VIOLATIONMEMORY_FREE, ldv_msg_freeErr3ASSERT_VIOLATIONMEMORY_FREE, ldv_msg_freeErr0REQUIRES_VIOLATION, mainErr0ENSURES_VIOLATIONMEMORY_LEAK, LDV_INIT_LIST_HEADErr3REQUIRES_VIOLATION, LDV_INIT_LIST_HEADErr0REQUIRES_VIOLATION, LDV_INIT_LIST_HEADErr1REQUIRES_VIOLATION, LDV_INIT_LIST_HEADErr2REQUIRES_VIOLATION, ldv_list_delErr3REQUIRES_VIOLATION, ldv_list_delErr0REQUIRES_VIOLATION, ldv_list_delErr1REQUIRES_VIOLATION, ldv_list_delErr2REQUIRES_VIOLATION, __ldv_list_addErr1REQUIRES_VIOLATION, __ldv_list_addErr6REQUIRES_VIOLATION, __ldv_list_addErr0REQUIRES_VIOLATION, __ldv_list_addErr2REQUIRES_VIOLATION, __ldv_list_addErr7REQUIRES_VIOLATION, __ldv_list_addErr3REQUIRES_VIOLATION, __ldv_list_addErr5REQUIRES_VIOLATION, __ldv_list_addErr4REQUIRES_VIOLATION, ldv_dev_set_drvdataErr1REQUIRES_VIOLATION, ldv_dev_set_drvdataErr0REQUIRES_VIOLATION, ldv_atomic_sub_returnErr3REQUIRES_VIOLATION, ldv_atomic_sub_returnErr0REQUIRES_VIOLATION, ldv_atomic_sub_returnErr1REQUIRES_VIOLATION, ldv_atomic_sub_returnErr2REQUIRES_VIOLATION, ldv_list_add_tailErr0REQUIRES_VIOLATION, ldv_list_add_tailErr1REQUIRES_VIOLATION, ldv_dev_get_drvdataErr1REQUIRES_VIOLATION, ldv_dev_get_drvdataErr0REQUIRES_VIOLATION, ldv_msg_allocErr1REQUIRES_VIOLATION, ldv_msg_allocErr0REQUIRES_VIOLATION]=== [2019-01-14 19:21:05,249 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-01-14 19:21:05,249 INFO L82 PathProgramCache]: Analyzing trace with hash 1328909322, now seen corresponding path program 2 times [2019-01-14 19:21:05,249 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2019-01-14 19:21:05,249 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2019-01-14 19:21:05,250 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-01-14 19:21:05,250 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-01-14 19:21:05,250 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-01-14 19:21:05,278 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-01-14 19:21:05,465 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 19:21:05,465 INFO L300 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2019-01-14 19:21:05,465 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 19:21:05,477 INFO L103 rtionOrderModulation]: Keeping assertion order OUTSIDE_LOOP_FIRST1 [2019-01-14 19:21:05,546 INFO L249 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST1 issued 1 check-sat command(s) [2019-01-14 19:21:05,546 INFO L250 tOrderPrioritization]: Conjunction of SSA is unsat [2019-01-14 19:21:05,553 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2019-01-14 19:21:06,127 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 19:21:06,149 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 1 imperfect interpolant sequences. [2019-01-14 19:21:06,149 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [18] imperfect sequences [12] total 29 [2019-01-14 19:21:06,150 INFO L459 AbstractCegarLoop]: Interpolant automaton has 29 states [2019-01-14 19:21:06,150 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 29 interpolants. [2019-01-14 19:21:06,150 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=104, Invalid=708, Unknown=0, NotChecked=0, Total=812 [2019-01-14 19:21:06,151 INFO L87 Difference]: Start difference. First operand 137 states and 140 transitions. Second operand 29 states. [2019-01-14 19:21:08,006 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-01-14 19:21:08,006 INFO L93 Difference]: Finished difference Result 138 states and 141 transitions. [2019-01-14 19:21:08,007 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 29 states. [2019-01-14 19:21:08,007 INFO L78 Accepts]: Start accepts. Automaton has 29 states. Word has length 86 [2019-01-14 19:21:08,008 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-01-14 19:21:08,009 INFO L225 Difference]: With dead ends: 138 [2019-01-14 19:21:08,009 INFO L226 Difference]: Without dead ends: 136 [2019-01-14 19:21:08,010 INFO L631 BasicCegarLoop]: 0 DeclaredPredicates, 112 GetRequests, 67 SyntacticMatches, 3 SemanticMatches, 42 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 426 ImplicationChecksByTransitivity, 1.1s TimeCoverageRelationStatistics Valid=244, Invalid=1648, Unknown=0, NotChecked=0, Total=1892 [2019-01-14 19:21:08,011 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 136 states. [2019-01-14 19:21:08,012 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 136 to 136. [2019-01-14 19:21:08,013 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 136 states. [2019-01-14 19:21:08,013 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 136 states to 136 states and 139 transitions. [2019-01-14 19:21:08,014 INFO L78 Accepts]: Start accepts. Automaton has 136 states and 139 transitions. Word has length 86 [2019-01-14 19:21:08,014 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-01-14 19:21:08,014 INFO L480 AbstractCegarLoop]: Abstraction has 136 states and 139 transitions. [2019-01-14 19:21:08,014 INFO L481 AbstractCegarLoop]: Interpolant automaton has 29 states. [2019-01-14 19:21:08,014 INFO L276 IsEmpty]: Start isEmpty. Operand 136 states and 139 transitions. [2019-01-14 19:21:08,015 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 86 [2019-01-14 19:21:08,015 INFO L394 BasicCegarLoop]: Found error trace [2019-01-14 19:21:08,015 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] [2019-01-14 19:21:08,016 INFO L423 AbstractCegarLoop]: === Iteration 24 === [ldv_kref_initErr1REQUIRES_VIOLATION, ldv_kref_initErr0REQUIRES_VIOLATION, ldv_list_addErr0REQUIRES_VIOLATION, ldv_list_addErr1REQUIRES_VIOLATION, ldv_kobject_createErr0REQUIRES_VIOLATION, ldv_kobject_createErr1REQUIRES_VIOLATION, ldv_destroy_msgsErr0REQUIRES_VIOLATION, ldv_destroy_msgsErr1REQUIRES_VIOLATION, ldv_destroy_msgsErr2REQUIRES_VIOLATION, ldv_destroy_msgsErr3REQUIRES_VIOLATION, ldv_destroy_msgsErr4REQUIRES_VIOLATION, ldv_destroy_msgsErr5REQUIRES_VIOLATION, ldv_msg_fillErr2REQUIRES_VIOLATION, ldv_msg_fillErr1REQUIRES_VIOLATION, ldv_msg_fillErr0REQUIRES_VIOLATION, ldv_msg_fillErr5REQUIRES_VIOLATION, ldv_msg_fillErr4REQUIRES_VIOLATION, ldv_msg_fillErr3REQUIRES_VIOLATION, ldv_atomic_add_returnErr3REQUIRES_VIOLATION, ldv_atomic_add_returnErr0REQUIRES_VIOLATION, ldv_atomic_add_returnErr1REQUIRES_VIOLATION, ldv_atomic_add_returnErr2REQUIRES_VIOLATION, __ldv_list_delErr1REQUIRES_VIOLATION, __ldv_list_delErr0REQUIRES_VIOLATION, __ldv_list_delErr2REQUIRES_VIOLATION, __ldv_list_delErr3REQUIRES_VIOLATION, ldv_kobject_cleanupErr4ASSERT_VIOLATIONMEMORY_FREE, ldv_kobject_cleanupErr5ASSERT_VIOLATIONMEMORY_FREE, ldv_kobject_cleanupErr7ASSERT_VIOLATIONMEMORY_FREE, ldv_kobject_cleanupErr2ASSERT_VIOLATIONMEMORY_FREE, ldv_kobject_cleanupErr6ASSERT_VIOLATIONMEMORY_FREE, ldv_kobject_cleanupErr1REQUIRES_VIOLATION, ldv_kobject_cleanupErr3ASSERT_VIOLATIONMEMORY_FREE, ldv_kobject_cleanupErr0REQUIRES_VIOLATION, ldv_msg_freeErr6ASSERT_VIOLATIONMEMORY_FREE, ldv_msg_freeErr7ASSERT_VIOLATIONMEMORY_FREE, ldv_msg_freeErr1REQUIRES_VIOLATION, ldv_msg_freeErr4ASSERT_VIOLATIONMEMORY_FREE, ldv_msg_freeErr5ASSERT_VIOLATIONMEMORY_FREE, ldv_msg_freeErr2ASSERT_VIOLATIONMEMORY_FREE, ldv_msg_freeErr3ASSERT_VIOLATIONMEMORY_FREE, ldv_msg_freeErr0REQUIRES_VIOLATION, mainErr0ENSURES_VIOLATIONMEMORY_LEAK, LDV_INIT_LIST_HEADErr3REQUIRES_VIOLATION, LDV_INIT_LIST_HEADErr0REQUIRES_VIOLATION, LDV_INIT_LIST_HEADErr1REQUIRES_VIOLATION, LDV_INIT_LIST_HEADErr2REQUIRES_VIOLATION, ldv_list_delErr3REQUIRES_VIOLATION, ldv_list_delErr0REQUIRES_VIOLATION, ldv_list_delErr1REQUIRES_VIOLATION, ldv_list_delErr2REQUIRES_VIOLATION, __ldv_list_addErr1REQUIRES_VIOLATION, __ldv_list_addErr6REQUIRES_VIOLATION, __ldv_list_addErr0REQUIRES_VIOLATION, __ldv_list_addErr2REQUIRES_VIOLATION, __ldv_list_addErr7REQUIRES_VIOLATION, __ldv_list_addErr3REQUIRES_VIOLATION, __ldv_list_addErr5REQUIRES_VIOLATION, __ldv_list_addErr4REQUIRES_VIOLATION, ldv_dev_set_drvdataErr1REQUIRES_VIOLATION, ldv_dev_set_drvdataErr0REQUIRES_VIOLATION, ldv_atomic_sub_returnErr3REQUIRES_VIOLATION, ldv_atomic_sub_returnErr0REQUIRES_VIOLATION, ldv_atomic_sub_returnErr1REQUIRES_VIOLATION, ldv_atomic_sub_returnErr2REQUIRES_VIOLATION, ldv_list_add_tailErr0REQUIRES_VIOLATION, ldv_list_add_tailErr1REQUIRES_VIOLATION, ldv_dev_get_drvdataErr1REQUIRES_VIOLATION, ldv_dev_get_drvdataErr0REQUIRES_VIOLATION, ldv_msg_allocErr1REQUIRES_VIOLATION, ldv_msg_allocErr0REQUIRES_VIOLATION]=== [2019-01-14 19:21:08,016 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-01-14 19:21:08,016 INFO L82 PathProgramCache]: Analyzing trace with hash 360363255, now seen corresponding path program 1 times [2019-01-14 19:21:08,016 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2019-01-14 19:21:08,016 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2019-01-14 19:21:08,017 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-01-14 19:21:08,017 INFO L101 rtionOrderModulation]: Changing assertion order to NOT_INCREMENTALLY [2019-01-14 19:21:08,017 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-01-14 19:21:08,033 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-01-14 19:21:08,584 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 19:21:08,585 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-01-14 19:21:08,585 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [10] imperfect sequences [] total 10 [2019-01-14 19:21:08,585 INFO L459 AbstractCegarLoop]: Interpolant automaton has 10 states [2019-01-14 19:21:08,585 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 10 interpolants. [2019-01-14 19:21:08,586 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=17, Invalid=73, Unknown=0, NotChecked=0, Total=90 [2019-01-14 19:21:08,586 INFO L87 Difference]: Start difference. First operand 136 states and 139 transitions. Second operand 10 states. [2019-01-14 19:21:08,667 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-01-14 19:21:08,667 INFO L93 Difference]: Finished difference Result 138 states and 140 transitions. [2019-01-14 19:21:08,669 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2019-01-14 19:21:08,669 INFO L78 Accepts]: Start accepts. Automaton has 10 states. Word has length 85 [2019-01-14 19:21:08,669 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-01-14 19:21:08,670 INFO L225 Difference]: With dead ends: 138 [2019-01-14 19:21:08,671 INFO L226 Difference]: Without dead ends: 136 [2019-01-14 19:21:08,671 INFO L631 BasicCegarLoop]: 0 DeclaredPredicates, 12 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 10 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1 ImplicationChecksByTransitivity, 0.5s TimeCoverageRelationStatistics Valid=25, Invalid=107, Unknown=0, NotChecked=0, Total=132 [2019-01-14 19:21:08,671 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 136 states. [2019-01-14 19:21:08,674 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 136 to 136. [2019-01-14 19:21:08,674 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 136 states. [2019-01-14 19:21:08,674 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 136 states to 136 states and 138 transitions. [2019-01-14 19:21:08,675 INFO L78 Accepts]: Start accepts. Automaton has 136 states and 138 transitions. Word has length 85 [2019-01-14 19:21:08,675 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-01-14 19:21:08,675 INFO L480 AbstractCegarLoop]: Abstraction has 136 states and 138 transitions. [2019-01-14 19:21:08,675 INFO L481 AbstractCegarLoop]: Interpolant automaton has 10 states. [2019-01-14 19:21:08,675 INFO L276 IsEmpty]: Start isEmpty. Operand 136 states and 138 transitions. [2019-01-14 19:21:08,678 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 102 [2019-01-14 19:21:08,678 INFO L394 BasicCegarLoop]: Found error trace [2019-01-14 19:21:08,678 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] [2019-01-14 19:21:08,679 INFO L423 AbstractCegarLoop]: === Iteration 25 === [ldv_kref_initErr1REQUIRES_VIOLATION, ldv_kref_initErr0REQUIRES_VIOLATION, ldv_list_addErr0REQUIRES_VIOLATION, ldv_list_addErr1REQUIRES_VIOLATION, ldv_kobject_createErr0REQUIRES_VIOLATION, ldv_kobject_createErr1REQUIRES_VIOLATION, ldv_destroy_msgsErr0REQUIRES_VIOLATION, ldv_destroy_msgsErr1REQUIRES_VIOLATION, ldv_destroy_msgsErr2REQUIRES_VIOLATION, ldv_destroy_msgsErr3REQUIRES_VIOLATION, ldv_destroy_msgsErr4REQUIRES_VIOLATION, ldv_destroy_msgsErr5REQUIRES_VIOLATION, ldv_msg_fillErr2REQUIRES_VIOLATION, ldv_msg_fillErr1REQUIRES_VIOLATION, ldv_msg_fillErr0REQUIRES_VIOLATION, ldv_msg_fillErr5REQUIRES_VIOLATION, ldv_msg_fillErr4REQUIRES_VIOLATION, ldv_msg_fillErr3REQUIRES_VIOLATION, ldv_atomic_add_returnErr3REQUIRES_VIOLATION, ldv_atomic_add_returnErr0REQUIRES_VIOLATION, ldv_atomic_add_returnErr1REQUIRES_VIOLATION, ldv_atomic_add_returnErr2REQUIRES_VIOLATION, __ldv_list_delErr1REQUIRES_VIOLATION, __ldv_list_delErr0REQUIRES_VIOLATION, __ldv_list_delErr2REQUIRES_VIOLATION, __ldv_list_delErr3REQUIRES_VIOLATION, ldv_kobject_cleanupErr4ASSERT_VIOLATIONMEMORY_FREE, ldv_kobject_cleanupErr5ASSERT_VIOLATIONMEMORY_FREE, ldv_kobject_cleanupErr7ASSERT_VIOLATIONMEMORY_FREE, ldv_kobject_cleanupErr2ASSERT_VIOLATIONMEMORY_FREE, ldv_kobject_cleanupErr6ASSERT_VIOLATIONMEMORY_FREE, ldv_kobject_cleanupErr1REQUIRES_VIOLATION, ldv_kobject_cleanupErr3ASSERT_VIOLATIONMEMORY_FREE, ldv_kobject_cleanupErr0REQUIRES_VIOLATION, ldv_msg_freeErr6ASSERT_VIOLATIONMEMORY_FREE, ldv_msg_freeErr7ASSERT_VIOLATIONMEMORY_FREE, ldv_msg_freeErr1REQUIRES_VIOLATION, ldv_msg_freeErr4ASSERT_VIOLATIONMEMORY_FREE, ldv_msg_freeErr5ASSERT_VIOLATIONMEMORY_FREE, ldv_msg_freeErr2ASSERT_VIOLATIONMEMORY_FREE, ldv_msg_freeErr3ASSERT_VIOLATIONMEMORY_FREE, ldv_msg_freeErr0REQUIRES_VIOLATION, mainErr0ENSURES_VIOLATIONMEMORY_LEAK, LDV_INIT_LIST_HEADErr3REQUIRES_VIOLATION, LDV_INIT_LIST_HEADErr0REQUIRES_VIOLATION, LDV_INIT_LIST_HEADErr1REQUIRES_VIOLATION, LDV_INIT_LIST_HEADErr2REQUIRES_VIOLATION, ldv_list_delErr3REQUIRES_VIOLATION, ldv_list_delErr0REQUIRES_VIOLATION, ldv_list_delErr1REQUIRES_VIOLATION, ldv_list_delErr2REQUIRES_VIOLATION, __ldv_list_addErr1REQUIRES_VIOLATION, __ldv_list_addErr6REQUIRES_VIOLATION, __ldv_list_addErr0REQUIRES_VIOLATION, __ldv_list_addErr2REQUIRES_VIOLATION, __ldv_list_addErr7REQUIRES_VIOLATION, __ldv_list_addErr3REQUIRES_VIOLATION, __ldv_list_addErr5REQUIRES_VIOLATION, __ldv_list_addErr4REQUIRES_VIOLATION, ldv_dev_set_drvdataErr1REQUIRES_VIOLATION, ldv_dev_set_drvdataErr0REQUIRES_VIOLATION, ldv_atomic_sub_returnErr3REQUIRES_VIOLATION, ldv_atomic_sub_returnErr0REQUIRES_VIOLATION, ldv_atomic_sub_returnErr1REQUIRES_VIOLATION, ldv_atomic_sub_returnErr2REQUIRES_VIOLATION, ldv_list_add_tailErr0REQUIRES_VIOLATION, ldv_list_add_tailErr1REQUIRES_VIOLATION, ldv_dev_get_drvdataErr1REQUIRES_VIOLATION, ldv_dev_get_drvdataErr0REQUIRES_VIOLATION, ldv_msg_allocErr1REQUIRES_VIOLATION, ldv_msg_allocErr0REQUIRES_VIOLATION]=== [2019-01-14 19:21:08,679 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-01-14 19:21:08,679 INFO L82 PathProgramCache]: Analyzing trace with hash -258217602, now seen corresponding path program 1 times [2019-01-14 19:21:08,679 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2019-01-14 19:21:08,680 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2019-01-14 19:21:08,680 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-01-14 19:21:08,681 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-01-14 19:21:08,684 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-01-14 19:21:08,707 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-01-14 19:21:08,995 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 19:21:08,995 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-01-14 19:21:08,995 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [19] imperfect sequences [] total 19 [2019-01-14 19:21:08,996 INFO L459 AbstractCegarLoop]: Interpolant automaton has 20 states [2019-01-14 19:21:08,996 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 20 interpolants. [2019-01-14 19:21:08,996 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=37, Invalid=343, Unknown=0, NotChecked=0, Total=380 [2019-01-14 19:21:08,997 INFO L87 Difference]: Start difference. First operand 136 states and 138 transitions. Second operand 20 states. [2019-01-14 19:21:09,746 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-01-14 19:21:09,746 INFO L93 Difference]: Finished difference Result 139 states and 141 transitions. [2019-01-14 19:21:09,747 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 21 states. [2019-01-14 19:21:09,747 INFO L78 Accepts]: Start accepts. Automaton has 20 states. Word has length 101 [2019-01-14 19:21:09,748 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-01-14 19:21:09,749 INFO L225 Difference]: With dead ends: 139 [2019-01-14 19:21:09,749 INFO L226 Difference]: Without dead ends: 139 [2019-01-14 19:21:09,750 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 19:21:09,750 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 139 states. [2019-01-14 19:21:09,753 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 139 to 134. [2019-01-14 19:21:09,753 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 134 states. [2019-01-14 19:21:09,753 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 134 states to 134 states and 136 transitions. [2019-01-14 19:21:09,754 INFO L78 Accepts]: Start accepts. Automaton has 134 states and 136 transitions. Word has length 101 [2019-01-14 19:21:09,754 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-01-14 19:21:09,754 INFO L480 AbstractCegarLoop]: Abstraction has 134 states and 136 transitions. [2019-01-14 19:21:09,754 INFO L481 AbstractCegarLoop]: Interpolant automaton has 20 states. [2019-01-14 19:21:09,754 INFO L276 IsEmpty]: Start isEmpty. Operand 134 states and 136 transitions. [2019-01-14 19:21:09,755 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 102 [2019-01-14 19:21:09,755 INFO L394 BasicCegarLoop]: Found error trace [2019-01-14 19:21:09,755 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] [2019-01-14 19:21:09,756 INFO L423 AbstractCegarLoop]: === Iteration 26 === [ldv_kref_initErr1REQUIRES_VIOLATION, ldv_kref_initErr0REQUIRES_VIOLATION, ldv_list_addErr0REQUIRES_VIOLATION, ldv_list_addErr1REQUIRES_VIOLATION, ldv_kobject_createErr0REQUIRES_VIOLATION, ldv_kobject_createErr1REQUIRES_VIOLATION, ldv_destroy_msgsErr0REQUIRES_VIOLATION, ldv_destroy_msgsErr1REQUIRES_VIOLATION, ldv_destroy_msgsErr2REQUIRES_VIOLATION, ldv_destroy_msgsErr3REQUIRES_VIOLATION, ldv_destroy_msgsErr4REQUIRES_VIOLATION, ldv_destroy_msgsErr5REQUIRES_VIOLATION, ldv_msg_fillErr2REQUIRES_VIOLATION, ldv_msg_fillErr1REQUIRES_VIOLATION, ldv_msg_fillErr0REQUIRES_VIOLATION, ldv_msg_fillErr5REQUIRES_VIOLATION, ldv_msg_fillErr4REQUIRES_VIOLATION, ldv_msg_fillErr3REQUIRES_VIOLATION, ldv_atomic_add_returnErr3REQUIRES_VIOLATION, ldv_atomic_add_returnErr0REQUIRES_VIOLATION, ldv_atomic_add_returnErr1REQUIRES_VIOLATION, ldv_atomic_add_returnErr2REQUIRES_VIOLATION, __ldv_list_delErr1REQUIRES_VIOLATION, __ldv_list_delErr0REQUIRES_VIOLATION, __ldv_list_delErr2REQUIRES_VIOLATION, __ldv_list_delErr3REQUIRES_VIOLATION, ldv_kobject_cleanupErr4ASSERT_VIOLATIONMEMORY_FREE, ldv_kobject_cleanupErr5ASSERT_VIOLATIONMEMORY_FREE, ldv_kobject_cleanupErr7ASSERT_VIOLATIONMEMORY_FREE, ldv_kobject_cleanupErr2ASSERT_VIOLATIONMEMORY_FREE, ldv_kobject_cleanupErr6ASSERT_VIOLATIONMEMORY_FREE, ldv_kobject_cleanupErr1REQUIRES_VIOLATION, ldv_kobject_cleanupErr3ASSERT_VIOLATIONMEMORY_FREE, ldv_kobject_cleanupErr0REQUIRES_VIOLATION, ldv_msg_freeErr6ASSERT_VIOLATIONMEMORY_FREE, ldv_msg_freeErr7ASSERT_VIOLATIONMEMORY_FREE, ldv_msg_freeErr1REQUIRES_VIOLATION, ldv_msg_freeErr4ASSERT_VIOLATIONMEMORY_FREE, ldv_msg_freeErr5ASSERT_VIOLATIONMEMORY_FREE, ldv_msg_freeErr2ASSERT_VIOLATIONMEMORY_FREE, ldv_msg_freeErr3ASSERT_VIOLATIONMEMORY_FREE, ldv_msg_freeErr0REQUIRES_VIOLATION, mainErr0ENSURES_VIOLATIONMEMORY_LEAK, LDV_INIT_LIST_HEADErr3REQUIRES_VIOLATION, LDV_INIT_LIST_HEADErr0REQUIRES_VIOLATION, LDV_INIT_LIST_HEADErr1REQUIRES_VIOLATION, LDV_INIT_LIST_HEADErr2REQUIRES_VIOLATION, ldv_list_delErr3REQUIRES_VIOLATION, ldv_list_delErr0REQUIRES_VIOLATION, ldv_list_delErr1REQUIRES_VIOLATION, ldv_list_delErr2REQUIRES_VIOLATION, __ldv_list_addErr1REQUIRES_VIOLATION, __ldv_list_addErr6REQUIRES_VIOLATION, __ldv_list_addErr0REQUIRES_VIOLATION, __ldv_list_addErr2REQUIRES_VIOLATION, __ldv_list_addErr7REQUIRES_VIOLATION, __ldv_list_addErr3REQUIRES_VIOLATION, __ldv_list_addErr5REQUIRES_VIOLATION, __ldv_list_addErr4REQUIRES_VIOLATION, ldv_dev_set_drvdataErr1REQUIRES_VIOLATION, ldv_dev_set_drvdataErr0REQUIRES_VIOLATION, ldv_atomic_sub_returnErr3REQUIRES_VIOLATION, ldv_atomic_sub_returnErr0REQUIRES_VIOLATION, ldv_atomic_sub_returnErr1REQUIRES_VIOLATION, ldv_atomic_sub_returnErr2REQUIRES_VIOLATION, ldv_list_add_tailErr0REQUIRES_VIOLATION, ldv_list_add_tailErr1REQUIRES_VIOLATION, ldv_dev_get_drvdataErr1REQUIRES_VIOLATION, ldv_dev_get_drvdataErr0REQUIRES_VIOLATION, ldv_msg_allocErr1REQUIRES_VIOLATION, ldv_msg_allocErr0REQUIRES_VIOLATION]=== [2019-01-14 19:21:09,759 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-01-14 19:21:09,759 INFO L82 PathProgramCache]: Analyzing trace with hash -258217601, now seen corresponding path program 1 times [2019-01-14 19:21:09,759 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2019-01-14 19:21:09,759 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2019-01-14 19:21:09,760 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-01-14 19:21:09,760 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-01-14 19:21:09,761 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-01-14 19:21:09,787 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-01-14 19:21:10,826 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 19:21:10,826 INFO L300 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2019-01-14 19:21:10,826 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 19:21:10,838 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-01-14 19:21:10,922 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-01-14 19:21:10,926 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2019-01-14 19:21:10,994 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 19:21:11,014 INFO L312 seRefinementStrategy]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2019-01-14 19:21:11,014 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [] imperfect sequences [13, 13] total 14 [2019-01-14 19:21:11,015 INFO L459 AbstractCegarLoop]: Interpolant automaton has 14 states [2019-01-14 19:21:11,015 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 14 interpolants. [2019-01-14 19:21:11,015 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=80, Invalid=102, Unknown=0, NotChecked=0, Total=182 [2019-01-14 19:21:11,015 INFO L87 Difference]: Start difference. First operand 134 states and 136 transitions. Second operand 14 states. [2019-01-14 19:21:11,051 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-01-14 19:21:11,051 INFO L93 Difference]: Finished difference Result 137 states and 139 transitions. [2019-01-14 19:21:11,052 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2019-01-14 19:21:11,052 INFO L78 Accepts]: Start accepts. Automaton has 14 states. Word has length 101 [2019-01-14 19:21:11,052 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-01-14 19:21:11,053 INFO L225 Difference]: With dead ends: 137 [2019-01-14 19:21:11,053 INFO L226 Difference]: Without dead ends: 135 [2019-01-14 19:21:11,054 INFO L631 BasicCegarLoop]: 0 DeclaredPredicates, 114 GetRequests, 101 SyntacticMatches, 0 SemanticMatches, 13 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 26 ImplicationChecksByTransitivity, 1.0s TimeCoverageRelationStatistics Valid=84, Invalid=126, Unknown=0, NotChecked=0, Total=210 [2019-01-14 19:21:11,054 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 135 states. [2019-01-14 19:21:11,057 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 135 to 135. [2019-01-14 19:21:11,057 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 135 states. [2019-01-14 19:21:11,058 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 135 states to 135 states and 137 transitions. [2019-01-14 19:21:11,058 INFO L78 Accepts]: Start accepts. Automaton has 135 states and 137 transitions. Word has length 101 [2019-01-14 19:21:11,058 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-01-14 19:21:11,058 INFO L480 AbstractCegarLoop]: Abstraction has 135 states and 137 transitions. [2019-01-14 19:21:11,058 INFO L481 AbstractCegarLoop]: Interpolant automaton has 14 states. [2019-01-14 19:21:11,058 INFO L276 IsEmpty]: Start isEmpty. Operand 135 states and 137 transitions. [2019-01-14 19:21:11,062 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 103 [2019-01-14 19:21:11,062 INFO L394 BasicCegarLoop]: Found error trace [2019-01-14 19:21:11,062 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] [2019-01-14 19:21:11,063 INFO L423 AbstractCegarLoop]: === Iteration 27 === [ldv_kref_initErr1REQUIRES_VIOLATION, ldv_kref_initErr0REQUIRES_VIOLATION, ldv_list_addErr0REQUIRES_VIOLATION, ldv_list_addErr1REQUIRES_VIOLATION, ldv_kobject_createErr0REQUIRES_VIOLATION, ldv_kobject_createErr1REQUIRES_VIOLATION, ldv_destroy_msgsErr0REQUIRES_VIOLATION, ldv_destroy_msgsErr1REQUIRES_VIOLATION, ldv_destroy_msgsErr2REQUIRES_VIOLATION, ldv_destroy_msgsErr3REQUIRES_VIOLATION, ldv_destroy_msgsErr4REQUIRES_VIOLATION, ldv_destroy_msgsErr5REQUIRES_VIOLATION, ldv_msg_fillErr2REQUIRES_VIOLATION, ldv_msg_fillErr1REQUIRES_VIOLATION, ldv_msg_fillErr0REQUIRES_VIOLATION, ldv_msg_fillErr5REQUIRES_VIOLATION, ldv_msg_fillErr4REQUIRES_VIOLATION, ldv_msg_fillErr3REQUIRES_VIOLATION, ldv_atomic_add_returnErr3REQUIRES_VIOLATION, ldv_atomic_add_returnErr0REQUIRES_VIOLATION, ldv_atomic_add_returnErr1REQUIRES_VIOLATION, ldv_atomic_add_returnErr2REQUIRES_VIOLATION, __ldv_list_delErr1REQUIRES_VIOLATION, __ldv_list_delErr0REQUIRES_VIOLATION, __ldv_list_delErr2REQUIRES_VIOLATION, __ldv_list_delErr3REQUIRES_VIOLATION, ldv_kobject_cleanupErr4ASSERT_VIOLATIONMEMORY_FREE, ldv_kobject_cleanupErr5ASSERT_VIOLATIONMEMORY_FREE, ldv_kobject_cleanupErr7ASSERT_VIOLATIONMEMORY_FREE, ldv_kobject_cleanupErr2ASSERT_VIOLATIONMEMORY_FREE, ldv_kobject_cleanupErr6ASSERT_VIOLATIONMEMORY_FREE, ldv_kobject_cleanupErr1REQUIRES_VIOLATION, ldv_kobject_cleanupErr3ASSERT_VIOLATIONMEMORY_FREE, ldv_kobject_cleanupErr0REQUIRES_VIOLATION, ldv_msg_freeErr6ASSERT_VIOLATIONMEMORY_FREE, ldv_msg_freeErr7ASSERT_VIOLATIONMEMORY_FREE, ldv_msg_freeErr1REQUIRES_VIOLATION, ldv_msg_freeErr4ASSERT_VIOLATIONMEMORY_FREE, ldv_msg_freeErr5ASSERT_VIOLATIONMEMORY_FREE, ldv_msg_freeErr2ASSERT_VIOLATIONMEMORY_FREE, ldv_msg_freeErr3ASSERT_VIOLATIONMEMORY_FREE, ldv_msg_freeErr0REQUIRES_VIOLATION, mainErr0ENSURES_VIOLATIONMEMORY_LEAK, LDV_INIT_LIST_HEADErr3REQUIRES_VIOLATION, LDV_INIT_LIST_HEADErr0REQUIRES_VIOLATION, LDV_INIT_LIST_HEADErr1REQUIRES_VIOLATION, LDV_INIT_LIST_HEADErr2REQUIRES_VIOLATION, ldv_list_delErr3REQUIRES_VIOLATION, ldv_list_delErr0REQUIRES_VIOLATION, ldv_list_delErr1REQUIRES_VIOLATION, ldv_list_delErr2REQUIRES_VIOLATION, __ldv_list_addErr1REQUIRES_VIOLATION, __ldv_list_addErr6REQUIRES_VIOLATION, __ldv_list_addErr0REQUIRES_VIOLATION, __ldv_list_addErr2REQUIRES_VIOLATION, __ldv_list_addErr7REQUIRES_VIOLATION, __ldv_list_addErr3REQUIRES_VIOLATION, __ldv_list_addErr5REQUIRES_VIOLATION, __ldv_list_addErr4REQUIRES_VIOLATION, ldv_dev_set_drvdataErr1REQUIRES_VIOLATION, ldv_dev_set_drvdataErr0REQUIRES_VIOLATION, ldv_atomic_sub_returnErr3REQUIRES_VIOLATION, ldv_atomic_sub_returnErr0REQUIRES_VIOLATION, ldv_atomic_sub_returnErr1REQUIRES_VIOLATION, ldv_atomic_sub_returnErr2REQUIRES_VIOLATION, ldv_list_add_tailErr0REQUIRES_VIOLATION, ldv_list_add_tailErr1REQUIRES_VIOLATION, ldv_dev_get_drvdataErr1REQUIRES_VIOLATION, ldv_dev_get_drvdataErr0REQUIRES_VIOLATION, ldv_msg_allocErr1REQUIRES_VIOLATION, ldv_msg_allocErr0REQUIRES_VIOLATION]=== [2019-01-14 19:21:11,063 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-01-14 19:21:11,063 INFO L82 PathProgramCache]: Analyzing trace with hash -1877480018, now seen corresponding path program 2 times [2019-01-14 19:21:11,063 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2019-01-14 19:21:11,063 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2019-01-14 19:21:11,064 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-01-14 19:21:11,064 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-01-14 19:21:11,064 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-01-14 19:21:11,084 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-01-14 19:21:11,336 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 19:21:11,336 INFO L300 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2019-01-14 19:21:11,336 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 19:21:11,348 INFO L103 rtionOrderModulation]: Keeping assertion order OUTSIDE_LOOP_FIRST1 [2019-01-14 19:21:11,419 INFO L249 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST1 issued 1 check-sat command(s) [2019-01-14 19:21:11,419 INFO L250 tOrderPrioritization]: Conjunction of SSA is unsat [2019-01-14 19:21:11,424 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2019-01-14 19:21:12,136 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 19:21:12,154 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 1 imperfect interpolant sequences. [2019-01-14 19:21:12,154 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [22] imperfect sequences [14] total 35 [2019-01-14 19:21:12,154 INFO L459 AbstractCegarLoop]: Interpolant automaton has 35 states [2019-01-14 19:21:12,155 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 35 interpolants. [2019-01-14 19:21:12,155 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=139, Invalid=1051, Unknown=0, NotChecked=0, Total=1190 [2019-01-14 19:21:12,156 INFO L87 Difference]: Start difference. First operand 135 states and 137 transitions. Second operand 35 states. [2019-01-14 19:21:13,985 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-01-14 19:21:13,985 INFO L93 Difference]: Finished difference Result 136 states and 138 transitions. [2019-01-14 19:21:13,987 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 35 states. [2019-01-14 19:21:13,987 INFO L78 Accepts]: Start accepts. Automaton has 35 states. Word has length 102 [2019-01-14 19:21:13,988 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-01-14 19:21:13,989 INFO L225 Difference]: With dead ends: 136 [2019-01-14 19:21:13,989 INFO L226 Difference]: Without dead ends: 134 [2019-01-14 19:21:13,990 INFO L631 BasicCegarLoop]: 0 DeclaredPredicates, 134 GetRequests, 77 SyntacticMatches, 5 SemanticMatches, 52 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 688 ImplicationChecksByTransitivity, 1.2s TimeCoverageRelationStatistics Valid=335, Invalid=2527, Unknown=0, NotChecked=0, Total=2862 [2019-01-14 19:21:13,991 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 134 states. [2019-01-14 19:21:13,993 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 134 to 134. [2019-01-14 19:21:13,993 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 134 states. [2019-01-14 19:21:13,993 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 134 states to 134 states and 136 transitions. [2019-01-14 19:21:13,994 INFO L78 Accepts]: Start accepts. Automaton has 134 states and 136 transitions. Word has length 102 [2019-01-14 19:21:13,994 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-01-14 19:21:13,994 INFO L480 AbstractCegarLoop]: Abstraction has 134 states and 136 transitions. [2019-01-14 19:21:13,994 INFO L481 AbstractCegarLoop]: Interpolant automaton has 35 states. [2019-01-14 19:21:13,994 INFO L276 IsEmpty]: Start isEmpty. Operand 134 states and 136 transitions. [2019-01-14 19:21:13,995 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 107 [2019-01-14 19:21:13,995 INFO L394 BasicCegarLoop]: Found error trace [2019-01-14 19:21:13,995 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] [2019-01-14 19:21:13,995 INFO L423 AbstractCegarLoop]: === Iteration 28 === [ldv_kref_initErr1REQUIRES_VIOLATION, ldv_kref_initErr0REQUIRES_VIOLATION, ldv_list_addErr0REQUIRES_VIOLATION, ldv_list_addErr1REQUIRES_VIOLATION, ldv_kobject_createErr0REQUIRES_VIOLATION, ldv_kobject_createErr1REQUIRES_VIOLATION, ldv_destroy_msgsErr0REQUIRES_VIOLATION, ldv_destroy_msgsErr1REQUIRES_VIOLATION, ldv_destroy_msgsErr2REQUIRES_VIOLATION, ldv_destroy_msgsErr3REQUIRES_VIOLATION, ldv_destroy_msgsErr4REQUIRES_VIOLATION, ldv_destroy_msgsErr5REQUIRES_VIOLATION, ldv_msg_fillErr2REQUIRES_VIOLATION, ldv_msg_fillErr1REQUIRES_VIOLATION, ldv_msg_fillErr0REQUIRES_VIOLATION, ldv_msg_fillErr5REQUIRES_VIOLATION, ldv_msg_fillErr4REQUIRES_VIOLATION, ldv_msg_fillErr3REQUIRES_VIOLATION, ldv_atomic_add_returnErr3REQUIRES_VIOLATION, ldv_atomic_add_returnErr0REQUIRES_VIOLATION, ldv_atomic_add_returnErr1REQUIRES_VIOLATION, ldv_atomic_add_returnErr2REQUIRES_VIOLATION, __ldv_list_delErr1REQUIRES_VIOLATION, __ldv_list_delErr0REQUIRES_VIOLATION, __ldv_list_delErr2REQUIRES_VIOLATION, __ldv_list_delErr3REQUIRES_VIOLATION, ldv_kobject_cleanupErr4ASSERT_VIOLATIONMEMORY_FREE, ldv_kobject_cleanupErr5ASSERT_VIOLATIONMEMORY_FREE, ldv_kobject_cleanupErr7ASSERT_VIOLATIONMEMORY_FREE, ldv_kobject_cleanupErr2ASSERT_VIOLATIONMEMORY_FREE, ldv_kobject_cleanupErr6ASSERT_VIOLATIONMEMORY_FREE, ldv_kobject_cleanupErr1REQUIRES_VIOLATION, ldv_kobject_cleanupErr3ASSERT_VIOLATIONMEMORY_FREE, ldv_kobject_cleanupErr0REQUIRES_VIOLATION, ldv_msg_freeErr6ASSERT_VIOLATIONMEMORY_FREE, ldv_msg_freeErr7ASSERT_VIOLATIONMEMORY_FREE, ldv_msg_freeErr1REQUIRES_VIOLATION, ldv_msg_freeErr4ASSERT_VIOLATIONMEMORY_FREE, ldv_msg_freeErr5ASSERT_VIOLATIONMEMORY_FREE, ldv_msg_freeErr2ASSERT_VIOLATIONMEMORY_FREE, ldv_msg_freeErr3ASSERT_VIOLATIONMEMORY_FREE, ldv_msg_freeErr0REQUIRES_VIOLATION, mainErr0ENSURES_VIOLATIONMEMORY_LEAK, LDV_INIT_LIST_HEADErr3REQUIRES_VIOLATION, LDV_INIT_LIST_HEADErr0REQUIRES_VIOLATION, LDV_INIT_LIST_HEADErr1REQUIRES_VIOLATION, LDV_INIT_LIST_HEADErr2REQUIRES_VIOLATION, ldv_list_delErr3REQUIRES_VIOLATION, ldv_list_delErr0REQUIRES_VIOLATION, ldv_list_delErr1REQUIRES_VIOLATION, ldv_list_delErr2REQUIRES_VIOLATION, __ldv_list_addErr1REQUIRES_VIOLATION, __ldv_list_addErr6REQUIRES_VIOLATION, __ldv_list_addErr0REQUIRES_VIOLATION, __ldv_list_addErr2REQUIRES_VIOLATION, __ldv_list_addErr7REQUIRES_VIOLATION, __ldv_list_addErr3REQUIRES_VIOLATION, __ldv_list_addErr5REQUIRES_VIOLATION, __ldv_list_addErr4REQUIRES_VIOLATION, ldv_dev_set_drvdataErr1REQUIRES_VIOLATION, ldv_dev_set_drvdataErr0REQUIRES_VIOLATION, ldv_atomic_sub_returnErr3REQUIRES_VIOLATION, ldv_atomic_sub_returnErr0REQUIRES_VIOLATION, ldv_atomic_sub_returnErr1REQUIRES_VIOLATION, ldv_atomic_sub_returnErr2REQUIRES_VIOLATION, ldv_list_add_tailErr0REQUIRES_VIOLATION, ldv_list_add_tailErr1REQUIRES_VIOLATION, ldv_dev_get_drvdataErr1REQUIRES_VIOLATION, ldv_dev_get_drvdataErr0REQUIRES_VIOLATION, ldv_msg_allocErr1REQUIRES_VIOLATION, ldv_msg_allocErr0REQUIRES_VIOLATION]=== [2019-01-14 19:21:13,996 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-01-14 19:21:13,996 INFO L82 PathProgramCache]: Analyzing trace with hash 218609116, now seen corresponding path program 1 times [2019-01-14 19:21:13,996 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2019-01-14 19:21:13,996 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2019-01-14 19:21:13,997 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-01-14 19:21:13,997 INFO L101 rtionOrderModulation]: Changing assertion order to NOT_INCREMENTALLY [2019-01-14 19:21:13,997 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-01-14 19:21:14,015 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-01-14 19:21:14,872 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 19:21:14,873 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-01-14 19:21:14,873 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [19] imperfect sequences [] total 19 [2019-01-14 19:21:14,873 INFO L459 AbstractCegarLoop]: Interpolant automaton has 20 states [2019-01-14 19:21:14,873 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 20 interpolants. [2019-01-14 19:21:14,874 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=37, Invalid=343, Unknown=0, NotChecked=0, Total=380 [2019-01-14 19:21:14,874 INFO L87 Difference]: Start difference. First operand 134 states and 136 transitions. Second operand 20 states. [2019-01-14 19:21:15,650 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-01-14 19:21:15,650 INFO L93 Difference]: Finished difference Result 133 states and 135 transitions. [2019-01-14 19:21:15,651 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2019-01-14 19:21:15,651 INFO L78 Accepts]: Start accepts. Automaton has 20 states. Word has length 106 [2019-01-14 19:21:15,652 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-01-14 19:21:15,653 INFO L225 Difference]: With dead ends: 133 [2019-01-14 19:21:15,653 INFO L226 Difference]: Without dead ends: 133 [2019-01-14 19:21:15,654 INFO L631 BasicCegarLoop]: 0 DeclaredPredicates, 26 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 25 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 21 ImplicationChecksByTransitivity, 0.9s TimeCoverageRelationStatistics Valid=65, Invalid=637, Unknown=0, NotChecked=0, Total=702 [2019-01-14 19:21:15,654 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 133 states. [2019-01-14 19:21:15,656 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 133 to 133. [2019-01-14 19:21:15,656 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 133 states. [2019-01-14 19:21:15,657 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 133 states to 133 states and 135 transitions. [2019-01-14 19:21:15,657 INFO L78 Accepts]: Start accepts. Automaton has 133 states and 135 transitions. Word has length 106 [2019-01-14 19:21:15,657 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-01-14 19:21:15,657 INFO L480 AbstractCegarLoop]: Abstraction has 133 states and 135 transitions. [2019-01-14 19:21:15,658 INFO L481 AbstractCegarLoop]: Interpolant automaton has 20 states. [2019-01-14 19:21:15,658 INFO L276 IsEmpty]: Start isEmpty. Operand 133 states and 135 transitions. [2019-01-14 19:21:15,658 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 110 [2019-01-14 19:21:15,658 INFO L394 BasicCegarLoop]: Found error trace [2019-01-14 19:21:15,659 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] [2019-01-14 19:21:15,659 INFO L423 AbstractCegarLoop]: === Iteration 29 === [ldv_kref_initErr1REQUIRES_VIOLATION, ldv_kref_initErr0REQUIRES_VIOLATION, ldv_list_addErr0REQUIRES_VIOLATION, ldv_list_addErr1REQUIRES_VIOLATION, ldv_kobject_createErr0REQUIRES_VIOLATION, ldv_kobject_createErr1REQUIRES_VIOLATION, ldv_destroy_msgsErr0REQUIRES_VIOLATION, ldv_destroy_msgsErr1REQUIRES_VIOLATION, ldv_destroy_msgsErr2REQUIRES_VIOLATION, ldv_destroy_msgsErr3REQUIRES_VIOLATION, ldv_destroy_msgsErr4REQUIRES_VIOLATION, ldv_destroy_msgsErr5REQUIRES_VIOLATION, ldv_msg_fillErr2REQUIRES_VIOLATION, ldv_msg_fillErr1REQUIRES_VIOLATION, ldv_msg_fillErr0REQUIRES_VIOLATION, ldv_msg_fillErr5REQUIRES_VIOLATION, ldv_msg_fillErr4REQUIRES_VIOLATION, ldv_msg_fillErr3REQUIRES_VIOLATION, ldv_atomic_add_returnErr3REQUIRES_VIOLATION, ldv_atomic_add_returnErr0REQUIRES_VIOLATION, ldv_atomic_add_returnErr1REQUIRES_VIOLATION, ldv_atomic_add_returnErr2REQUIRES_VIOLATION, __ldv_list_delErr1REQUIRES_VIOLATION, __ldv_list_delErr0REQUIRES_VIOLATION, __ldv_list_delErr2REQUIRES_VIOLATION, __ldv_list_delErr3REQUIRES_VIOLATION, ldv_kobject_cleanupErr4ASSERT_VIOLATIONMEMORY_FREE, ldv_kobject_cleanupErr5ASSERT_VIOLATIONMEMORY_FREE, ldv_kobject_cleanupErr7ASSERT_VIOLATIONMEMORY_FREE, ldv_kobject_cleanupErr2ASSERT_VIOLATIONMEMORY_FREE, ldv_kobject_cleanupErr6ASSERT_VIOLATIONMEMORY_FREE, ldv_kobject_cleanupErr1REQUIRES_VIOLATION, ldv_kobject_cleanupErr3ASSERT_VIOLATIONMEMORY_FREE, ldv_kobject_cleanupErr0REQUIRES_VIOLATION, ldv_msg_freeErr6ASSERT_VIOLATIONMEMORY_FREE, ldv_msg_freeErr7ASSERT_VIOLATIONMEMORY_FREE, ldv_msg_freeErr1REQUIRES_VIOLATION, ldv_msg_freeErr4ASSERT_VIOLATIONMEMORY_FREE, ldv_msg_freeErr5ASSERT_VIOLATIONMEMORY_FREE, ldv_msg_freeErr2ASSERT_VIOLATIONMEMORY_FREE, ldv_msg_freeErr3ASSERT_VIOLATIONMEMORY_FREE, ldv_msg_freeErr0REQUIRES_VIOLATION, mainErr0ENSURES_VIOLATIONMEMORY_LEAK, LDV_INIT_LIST_HEADErr3REQUIRES_VIOLATION, LDV_INIT_LIST_HEADErr0REQUIRES_VIOLATION, LDV_INIT_LIST_HEADErr1REQUIRES_VIOLATION, LDV_INIT_LIST_HEADErr2REQUIRES_VIOLATION, ldv_list_delErr3REQUIRES_VIOLATION, ldv_list_delErr0REQUIRES_VIOLATION, ldv_list_delErr1REQUIRES_VIOLATION, ldv_list_delErr2REQUIRES_VIOLATION, __ldv_list_addErr1REQUIRES_VIOLATION, __ldv_list_addErr6REQUIRES_VIOLATION, __ldv_list_addErr0REQUIRES_VIOLATION, __ldv_list_addErr2REQUIRES_VIOLATION, __ldv_list_addErr7REQUIRES_VIOLATION, __ldv_list_addErr3REQUIRES_VIOLATION, __ldv_list_addErr5REQUIRES_VIOLATION, __ldv_list_addErr4REQUIRES_VIOLATION, ldv_dev_set_drvdataErr1REQUIRES_VIOLATION, ldv_dev_set_drvdataErr0REQUIRES_VIOLATION, ldv_atomic_sub_returnErr3REQUIRES_VIOLATION, ldv_atomic_sub_returnErr0REQUIRES_VIOLATION, ldv_atomic_sub_returnErr1REQUIRES_VIOLATION, ldv_atomic_sub_returnErr2REQUIRES_VIOLATION, ldv_list_add_tailErr0REQUIRES_VIOLATION, ldv_list_add_tailErr1REQUIRES_VIOLATION, ldv_dev_get_drvdataErr1REQUIRES_VIOLATION, ldv_dev_get_drvdataErr0REQUIRES_VIOLATION, ldv_msg_allocErr1REQUIRES_VIOLATION, ldv_msg_allocErr0REQUIRES_VIOLATION]=== [2019-01-14 19:21:15,659 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-01-14 19:21:15,659 INFO L82 PathProgramCache]: Analyzing trace with hash 1414067906, now seen corresponding path program 1 times [2019-01-14 19:21:15,660 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2019-01-14 19:21:15,660 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2019-01-14 19:21:15,660 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-01-14 19:21:15,661 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-01-14 19:21:15,661 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-01-14 19:21:15,679 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-01-14 19:21:16,116 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 19:21:16,117 INFO L300 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2019-01-14 19:21:16,117 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 19:21:16,127 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-01-14 19:21:16,205 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-01-14 19:21:16,209 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2019-01-14 19:21:16,229 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 19:21:16,257 INFO L312 seRefinementStrategy]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2019-01-14 19:21:16,257 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [] imperfect sequences [15, 15] total 16 [2019-01-14 19:21:16,258 INFO L459 AbstractCegarLoop]: Interpolant automaton has 16 states [2019-01-14 19:21:16,258 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 16 interpolants. [2019-01-14 19:21:16,258 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=107, Invalid=133, Unknown=0, NotChecked=0, Total=240 [2019-01-14 19:21:16,261 INFO L87 Difference]: Start difference. First operand 133 states and 135 transitions. Second operand 16 states. [2019-01-14 19:21:16,311 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-01-14 19:21:16,311 INFO L93 Difference]: Finished difference Result 136 states and 138 transitions. [2019-01-14 19:21:16,313 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2019-01-14 19:21:16,313 INFO L78 Accepts]: Start accepts. Automaton has 16 states. Word has length 109 [2019-01-14 19:21:16,313 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-01-14 19:21:16,314 INFO L225 Difference]: With dead ends: 136 [2019-01-14 19:21:16,314 INFO L226 Difference]: Without dead ends: 134 [2019-01-14 19:21:16,315 INFO L631 BasicCegarLoop]: 0 DeclaredPredicates, 124 GetRequests, 109 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 19:21:16,315 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 134 states. [2019-01-14 19:21:16,317 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 134 to 134. [2019-01-14 19:21:16,317 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 134 states. [2019-01-14 19:21:16,318 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 134 states to 134 states and 136 transitions. [2019-01-14 19:21:16,318 INFO L78 Accepts]: Start accepts. Automaton has 134 states and 136 transitions. Word has length 109 [2019-01-14 19:21:16,318 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-01-14 19:21:16,318 INFO L480 AbstractCegarLoop]: Abstraction has 134 states and 136 transitions. [2019-01-14 19:21:16,319 INFO L481 AbstractCegarLoop]: Interpolant automaton has 16 states. [2019-01-14 19:21:16,319 INFO L276 IsEmpty]: Start isEmpty. Operand 134 states and 136 transitions. [2019-01-14 19:21:16,319 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 111 [2019-01-14 19:21:16,319 INFO L394 BasicCegarLoop]: Found error trace [2019-01-14 19:21:16,320 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] [2019-01-14 19:21:16,323 INFO L423 AbstractCegarLoop]: === Iteration 30 === [ldv_kref_initErr1REQUIRES_VIOLATION, ldv_kref_initErr0REQUIRES_VIOLATION, ldv_list_addErr0REQUIRES_VIOLATION, ldv_list_addErr1REQUIRES_VIOLATION, ldv_kobject_createErr0REQUIRES_VIOLATION, ldv_kobject_createErr1REQUIRES_VIOLATION, ldv_destroy_msgsErr0REQUIRES_VIOLATION, ldv_destroy_msgsErr1REQUIRES_VIOLATION, ldv_destroy_msgsErr2REQUIRES_VIOLATION, ldv_destroy_msgsErr3REQUIRES_VIOLATION, ldv_destroy_msgsErr4REQUIRES_VIOLATION, ldv_destroy_msgsErr5REQUIRES_VIOLATION, ldv_msg_fillErr2REQUIRES_VIOLATION, ldv_msg_fillErr1REQUIRES_VIOLATION, ldv_msg_fillErr0REQUIRES_VIOLATION, ldv_msg_fillErr5REQUIRES_VIOLATION, ldv_msg_fillErr4REQUIRES_VIOLATION, ldv_msg_fillErr3REQUIRES_VIOLATION, ldv_atomic_add_returnErr3REQUIRES_VIOLATION, ldv_atomic_add_returnErr0REQUIRES_VIOLATION, ldv_atomic_add_returnErr1REQUIRES_VIOLATION, ldv_atomic_add_returnErr2REQUIRES_VIOLATION, __ldv_list_delErr1REQUIRES_VIOLATION, __ldv_list_delErr0REQUIRES_VIOLATION, __ldv_list_delErr2REQUIRES_VIOLATION, __ldv_list_delErr3REQUIRES_VIOLATION, ldv_kobject_cleanupErr4ASSERT_VIOLATIONMEMORY_FREE, ldv_kobject_cleanupErr5ASSERT_VIOLATIONMEMORY_FREE, ldv_kobject_cleanupErr7ASSERT_VIOLATIONMEMORY_FREE, ldv_kobject_cleanupErr2ASSERT_VIOLATIONMEMORY_FREE, ldv_kobject_cleanupErr6ASSERT_VIOLATIONMEMORY_FREE, ldv_kobject_cleanupErr1REQUIRES_VIOLATION, ldv_kobject_cleanupErr3ASSERT_VIOLATIONMEMORY_FREE, ldv_kobject_cleanupErr0REQUIRES_VIOLATION, ldv_msg_freeErr6ASSERT_VIOLATIONMEMORY_FREE, ldv_msg_freeErr7ASSERT_VIOLATIONMEMORY_FREE, ldv_msg_freeErr1REQUIRES_VIOLATION, ldv_msg_freeErr4ASSERT_VIOLATIONMEMORY_FREE, ldv_msg_freeErr5ASSERT_VIOLATIONMEMORY_FREE, ldv_msg_freeErr2ASSERT_VIOLATIONMEMORY_FREE, ldv_msg_freeErr3ASSERT_VIOLATIONMEMORY_FREE, ldv_msg_freeErr0REQUIRES_VIOLATION, mainErr0ENSURES_VIOLATIONMEMORY_LEAK, LDV_INIT_LIST_HEADErr3REQUIRES_VIOLATION, LDV_INIT_LIST_HEADErr0REQUIRES_VIOLATION, LDV_INIT_LIST_HEADErr1REQUIRES_VIOLATION, LDV_INIT_LIST_HEADErr2REQUIRES_VIOLATION, ldv_list_delErr3REQUIRES_VIOLATION, ldv_list_delErr0REQUIRES_VIOLATION, ldv_list_delErr1REQUIRES_VIOLATION, ldv_list_delErr2REQUIRES_VIOLATION, __ldv_list_addErr1REQUIRES_VIOLATION, __ldv_list_addErr6REQUIRES_VIOLATION, __ldv_list_addErr0REQUIRES_VIOLATION, __ldv_list_addErr2REQUIRES_VIOLATION, __ldv_list_addErr7REQUIRES_VIOLATION, __ldv_list_addErr3REQUIRES_VIOLATION, __ldv_list_addErr5REQUIRES_VIOLATION, __ldv_list_addErr4REQUIRES_VIOLATION, ldv_dev_set_drvdataErr1REQUIRES_VIOLATION, ldv_dev_set_drvdataErr0REQUIRES_VIOLATION, ldv_atomic_sub_returnErr3REQUIRES_VIOLATION, ldv_atomic_sub_returnErr0REQUIRES_VIOLATION, ldv_atomic_sub_returnErr1REQUIRES_VIOLATION, ldv_atomic_sub_returnErr2REQUIRES_VIOLATION, ldv_list_add_tailErr0REQUIRES_VIOLATION, ldv_list_add_tailErr1REQUIRES_VIOLATION, ldv_dev_get_drvdataErr1REQUIRES_VIOLATION, ldv_dev_get_drvdataErr0REQUIRES_VIOLATION, ldv_msg_allocErr1REQUIRES_VIOLATION, ldv_msg_allocErr0REQUIRES_VIOLATION]=== [2019-01-14 19:21:16,323 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-01-14 19:21:16,323 INFO L82 PathProgramCache]: Analyzing trace with hash 34692081, now seen corresponding path program 2 times [2019-01-14 19:21:16,324 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2019-01-14 19:21:16,324 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2019-01-14 19:21:16,324 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-01-14 19:21:16,325 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-01-14 19:21:16,328 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-01-14 19:21:16,349 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-01-14 19:21:16,586 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 19:21:16,586 INFO L300 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2019-01-14 19:21:16,586 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 19:21:16,597 INFO L103 rtionOrderModulation]: Keeping assertion order OUTSIDE_LOOP_FIRST1 [2019-01-14 19:21:16,673 INFO L249 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST1 issued 1 check-sat command(s) [2019-01-14 19:21:16,673 INFO L250 tOrderPrioritization]: Conjunction of SSA is unsat [2019-01-14 19:21:16,682 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2019-01-14 19:21:16,816 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 19:21:16,823 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 19:21:16,824 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2019-01-14 19:21:16,826 INFO L267 ElimStorePlain]: Start of recursive call 2: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2019-01-14 19:21:16,829 INFO L267 ElimStorePlain]: Start of recursive call 1: 1 dim-2 vars, End of recursive call: and 1 xjuncts. [2019-01-14 19:21:16,829 INFO L202 ElimStorePlain]: Needed 3 recursive calls to eliminate 1 variables, input treesize:11, output treesize:7 [2019-01-14 19:21:16,944 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 19:21:16,953 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 19:21:16,958 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 19:21:16,958 INFO L202 ElimStorePlain]: Needed 3 recursive calls to eliminate 2 variables, input treesize:38, output treesize:26 [2019-01-14 19:21:17,756 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 19:21:17,806 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 19:21:17,824 INFO L701 Elim1Store]: detected not equals via solver [2019-01-14 19:21:17,826 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 19:21:17,830 INFO L701 Elim1Store]: detected not equals via solver [2019-01-14 19:21:17,831 INFO L701 Elim1Store]: detected not equals via solver [2019-01-14 19:21:17,835 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 19:21:17,836 INFO L267 ElimStorePlain]: Start of recursive call 4: End of recursive call: and 1 xjuncts. [2019-01-14 19:21:17,848 INFO L267 ElimStorePlain]: Start of recursive call 3: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2019-01-14 19:21:17,853 INFO L267 ElimStorePlain]: Start of recursive call 2: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2019-01-14 19:21:17,858 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 19:21:17,859 INFO L202 ElimStorePlain]: Needed 4 recursive calls to eliminate 3 variables, input treesize:37, output treesize:9 [2019-01-14 19:21:18,287 INFO L701 Elim1Store]: detected not equals via solver [2019-01-14 19:21:18,288 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 19:21:18,296 INFO L683 Elim1Store]: detected equality via solver [2019-01-14 19:21:18,299 INFO L701 Elim1Store]: detected not equals via solver [2019-01-14 19:21:18,301 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 19:21:18,301 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2019-01-14 19:21:18,305 INFO L267 ElimStorePlain]: Start of recursive call 2: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2019-01-14 19:21:18,310 INFO L267 ElimStorePlain]: Start of recursive call 1: 1 dim-2 vars, End of recursive call: and 1 xjuncts. [2019-01-14 19:21:18,310 INFO L202 ElimStorePlain]: Needed 3 recursive calls to eliminate 1 variables, input treesize:32, output treesize:13 [2019-01-14 19:21:18,797 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 19:21:18,799 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 19:21:18,799 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2019-01-14 19:21:18,801 INFO L267 ElimStorePlain]: Start of recursive call 2: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2019-01-14 19:21:18,802 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 19:21:18,802 INFO L202 ElimStorePlain]: Needed 3 recursive calls to eliminate 2 variables, input treesize:17, output treesize:5 [2019-01-14 19:21:18,865 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 19:21:18,883 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 1 imperfect interpolant sequences. [2019-01-14 19:21:18,883 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [40] imperfect sequences [16] total 54 [2019-01-14 19:21:18,884 INFO L459 AbstractCegarLoop]: Interpolant automaton has 54 states [2019-01-14 19:21:18,884 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 54 interpolants. [2019-01-14 19:21:18,885 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=195, Invalid=2564, Unknown=1, NotChecked=102, Total=2862 [2019-01-14 19:21:18,885 INFO L87 Difference]: Start difference. First operand 134 states and 136 transitions. Second operand 54 states. [2019-01-14 19:21:22,266 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-01-14 19:21:22,266 INFO L93 Difference]: Finished difference Result 112 states and 112 transitions. [2019-01-14 19:21:22,268 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 56 states. [2019-01-14 19:21:22,268 INFO L78 Accepts]: Start accepts. Automaton has 54 states. Word has length 110 [2019-01-14 19:21:22,268 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-01-14 19:21:22,269 INFO L225 Difference]: With dead ends: 112 [2019-01-14 19:21:22,270 INFO L226 Difference]: Without dead ends: 110 [2019-01-14 19:21:22,272 INFO L631 BasicCegarLoop]: 0 DeclaredPredicates, 146 GetRequests, 73 SyntacticMatches, 0 SemanticMatches, 73 ConstructedPredicates, 1 IntricatePredicates, 0 DeprecatedPredicates, 952 ImplicationChecksByTransitivity, 3.0s TimeCoverageRelationStatistics Valid=301, Invalid=5104, Unknown=1, NotChecked=144, Total=5550 [2019-01-14 19:21:22,273 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 110 states. [2019-01-14 19:21:22,274 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 110 to 110. [2019-01-14 19:21:22,274 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 110 states. [2019-01-14 19:21:22,282 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 110 states to 110 states and 110 transitions. [2019-01-14 19:21:22,282 INFO L78 Accepts]: Start accepts. Automaton has 110 states and 110 transitions. Word has length 110 [2019-01-14 19:21:22,282 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-01-14 19:21:22,282 INFO L480 AbstractCegarLoop]: Abstraction has 110 states and 110 transitions. [2019-01-14 19:21:22,283 INFO L481 AbstractCegarLoop]: Interpolant automaton has 54 states. [2019-01-14 19:21:22,283 INFO L276 IsEmpty]: Start isEmpty. Operand 110 states and 110 transitions. [2019-01-14 19:21:22,283 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 110 [2019-01-14 19:21:22,283 INFO L394 BasicCegarLoop]: Found error trace [2019-01-14 19:21:22,284 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] [2019-01-14 19:21:22,287 INFO L423 AbstractCegarLoop]: === Iteration 31 === [ldv_kref_initErr1REQUIRES_VIOLATION, ldv_kref_initErr0REQUIRES_VIOLATION, ldv_list_addErr0REQUIRES_VIOLATION, ldv_list_addErr1REQUIRES_VIOLATION, ldv_kobject_createErr0REQUIRES_VIOLATION, ldv_kobject_createErr1REQUIRES_VIOLATION, ldv_destroy_msgsErr0REQUIRES_VIOLATION, ldv_destroy_msgsErr1REQUIRES_VIOLATION, ldv_destroy_msgsErr2REQUIRES_VIOLATION, ldv_destroy_msgsErr3REQUIRES_VIOLATION, ldv_destroy_msgsErr4REQUIRES_VIOLATION, ldv_destroy_msgsErr5REQUIRES_VIOLATION, ldv_msg_fillErr2REQUIRES_VIOLATION, ldv_msg_fillErr1REQUIRES_VIOLATION, ldv_msg_fillErr0REQUIRES_VIOLATION, ldv_msg_fillErr5REQUIRES_VIOLATION, ldv_msg_fillErr4REQUIRES_VIOLATION, ldv_msg_fillErr3REQUIRES_VIOLATION, ldv_atomic_add_returnErr3REQUIRES_VIOLATION, ldv_atomic_add_returnErr0REQUIRES_VIOLATION, ldv_atomic_add_returnErr1REQUIRES_VIOLATION, ldv_atomic_add_returnErr2REQUIRES_VIOLATION, __ldv_list_delErr1REQUIRES_VIOLATION, __ldv_list_delErr0REQUIRES_VIOLATION, __ldv_list_delErr2REQUIRES_VIOLATION, __ldv_list_delErr3REQUIRES_VIOLATION, ldv_kobject_cleanupErr4ASSERT_VIOLATIONMEMORY_FREE, ldv_kobject_cleanupErr5ASSERT_VIOLATIONMEMORY_FREE, ldv_kobject_cleanupErr7ASSERT_VIOLATIONMEMORY_FREE, ldv_kobject_cleanupErr2ASSERT_VIOLATIONMEMORY_FREE, ldv_kobject_cleanupErr6ASSERT_VIOLATIONMEMORY_FREE, ldv_kobject_cleanupErr1REQUIRES_VIOLATION, ldv_kobject_cleanupErr3ASSERT_VIOLATIONMEMORY_FREE, ldv_kobject_cleanupErr0REQUIRES_VIOLATION, ldv_msg_freeErr6ASSERT_VIOLATIONMEMORY_FREE, ldv_msg_freeErr7ASSERT_VIOLATIONMEMORY_FREE, ldv_msg_freeErr1REQUIRES_VIOLATION, ldv_msg_freeErr4ASSERT_VIOLATIONMEMORY_FREE, ldv_msg_freeErr5ASSERT_VIOLATIONMEMORY_FREE, ldv_msg_freeErr2ASSERT_VIOLATIONMEMORY_FREE, ldv_msg_freeErr3ASSERT_VIOLATIONMEMORY_FREE, ldv_msg_freeErr0REQUIRES_VIOLATION, mainErr0ENSURES_VIOLATIONMEMORY_LEAK, LDV_INIT_LIST_HEADErr3REQUIRES_VIOLATION, LDV_INIT_LIST_HEADErr0REQUIRES_VIOLATION, LDV_INIT_LIST_HEADErr1REQUIRES_VIOLATION, LDV_INIT_LIST_HEADErr2REQUIRES_VIOLATION, ldv_list_delErr3REQUIRES_VIOLATION, ldv_list_delErr0REQUIRES_VIOLATION, ldv_list_delErr1REQUIRES_VIOLATION, ldv_list_delErr2REQUIRES_VIOLATION, __ldv_list_addErr1REQUIRES_VIOLATION, __ldv_list_addErr6REQUIRES_VIOLATION, __ldv_list_addErr0REQUIRES_VIOLATION, __ldv_list_addErr2REQUIRES_VIOLATION, __ldv_list_addErr7REQUIRES_VIOLATION, __ldv_list_addErr3REQUIRES_VIOLATION, __ldv_list_addErr5REQUIRES_VIOLATION, __ldv_list_addErr4REQUIRES_VIOLATION, ldv_dev_set_drvdataErr1REQUIRES_VIOLATION, ldv_dev_set_drvdataErr0REQUIRES_VIOLATION, ldv_atomic_sub_returnErr3REQUIRES_VIOLATION, ldv_atomic_sub_returnErr0REQUIRES_VIOLATION, ldv_atomic_sub_returnErr1REQUIRES_VIOLATION, ldv_atomic_sub_returnErr2REQUIRES_VIOLATION, ldv_list_add_tailErr0REQUIRES_VIOLATION, ldv_list_add_tailErr1REQUIRES_VIOLATION, ldv_dev_get_drvdataErr1REQUIRES_VIOLATION, ldv_dev_get_drvdataErr0REQUIRES_VIOLATION, ldv_msg_allocErr1REQUIRES_VIOLATION, ldv_msg_allocErr0REQUIRES_VIOLATION]=== [2019-01-14 19:21:22,287 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-01-14 19:21:22,287 INFO L82 PathProgramCache]: Analyzing trace with hash 764689231, now seen corresponding path program 1 times [2019-01-14 19:21:22,287 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2019-01-14 19:21:22,287 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2019-01-14 19:21:22,288 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-01-14 19:21:22,288 INFO L101 rtionOrderModulation]: Changing assertion order to NOT_INCREMENTALLY [2019-01-14 19:21:22,288 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-01-14 19:21:22,313 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-01-14 19:21:22,531 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 19:21:22,531 INFO L300 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2019-01-14 19:21:22,532 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 19:21:22,543 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-01-14 19:21:22,621 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-01-14 19:21:22,626 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2019-01-14 19:21:22,669 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 19:21:22,698 INFO L312 seRefinementStrategy]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2019-01-14 19:21:22,698 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [] imperfect sequences [17, 17] total 18 [2019-01-14 19:21:22,699 INFO L459 AbstractCegarLoop]: Interpolant automaton has 18 states [2019-01-14 19:21:22,699 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2019-01-14 19:21:22,699 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=138, Invalid=168, Unknown=0, NotChecked=0, Total=306 [2019-01-14 19:21:22,699 INFO L87 Difference]: Start difference. First operand 110 states and 110 transitions. Second operand 18 states. [2019-01-14 19:21:22,890 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-01-14 19:21:22,890 INFO L93 Difference]: Finished difference Result 113 states and 113 transitions. [2019-01-14 19:21:22,892 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 17 states. [2019-01-14 19:21:22,892 INFO L78 Accepts]: Start accepts. Automaton has 18 states. Word has length 109 [2019-01-14 19:21:22,892 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-01-14 19:21:22,893 INFO L225 Difference]: With dead ends: 113 [2019-01-14 19:21:22,893 INFO L226 Difference]: Without dead ends: 111 [2019-01-14 19:21:22,893 INFO L631 BasicCegarLoop]: 0 DeclaredPredicates, 126 GetRequests, 109 SyntacticMatches, 0 SemanticMatches, 17 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 38 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=142, Invalid=200, Unknown=0, NotChecked=0, Total=342 [2019-01-14 19:21:22,894 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 111 states. [2019-01-14 19:21:22,900 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 111 to 111. [2019-01-14 19:21:22,901 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 111 states. [2019-01-14 19:21:22,901 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 111 states to 111 states and 111 transitions. [2019-01-14 19:21:22,901 INFO L78 Accepts]: Start accepts. Automaton has 111 states and 111 transitions. Word has length 109 [2019-01-14 19:21:22,902 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-01-14 19:21:22,902 INFO L480 AbstractCegarLoop]: Abstraction has 111 states and 111 transitions. [2019-01-14 19:21:22,902 INFO L481 AbstractCegarLoop]: Interpolant automaton has 18 states. [2019-01-14 19:21:22,902 INFO L276 IsEmpty]: Start isEmpty. Operand 111 states and 111 transitions. [2019-01-14 19:21:22,902 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 111 [2019-01-14 19:21:22,902 INFO L394 BasicCegarLoop]: Found error trace [2019-01-14 19:21:22,908 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] [2019-01-14 19:21:22,908 INFO L423 AbstractCegarLoop]: === Iteration 32 === [ldv_kref_initErr1REQUIRES_VIOLATION, ldv_kref_initErr0REQUIRES_VIOLATION, ldv_list_addErr0REQUIRES_VIOLATION, ldv_list_addErr1REQUIRES_VIOLATION, ldv_kobject_createErr0REQUIRES_VIOLATION, ldv_kobject_createErr1REQUIRES_VIOLATION, ldv_destroy_msgsErr0REQUIRES_VIOLATION, ldv_destroy_msgsErr1REQUIRES_VIOLATION, ldv_destroy_msgsErr2REQUIRES_VIOLATION, ldv_destroy_msgsErr3REQUIRES_VIOLATION, ldv_destroy_msgsErr4REQUIRES_VIOLATION, ldv_destroy_msgsErr5REQUIRES_VIOLATION, ldv_msg_fillErr2REQUIRES_VIOLATION, ldv_msg_fillErr1REQUIRES_VIOLATION, ldv_msg_fillErr0REQUIRES_VIOLATION, ldv_msg_fillErr5REQUIRES_VIOLATION, ldv_msg_fillErr4REQUIRES_VIOLATION, ldv_msg_fillErr3REQUIRES_VIOLATION, ldv_atomic_add_returnErr3REQUIRES_VIOLATION, ldv_atomic_add_returnErr0REQUIRES_VIOLATION, ldv_atomic_add_returnErr1REQUIRES_VIOLATION, ldv_atomic_add_returnErr2REQUIRES_VIOLATION, __ldv_list_delErr1REQUIRES_VIOLATION, __ldv_list_delErr0REQUIRES_VIOLATION, __ldv_list_delErr2REQUIRES_VIOLATION, __ldv_list_delErr3REQUIRES_VIOLATION, ldv_kobject_cleanupErr4ASSERT_VIOLATIONMEMORY_FREE, ldv_kobject_cleanupErr5ASSERT_VIOLATIONMEMORY_FREE, ldv_kobject_cleanupErr7ASSERT_VIOLATIONMEMORY_FREE, ldv_kobject_cleanupErr2ASSERT_VIOLATIONMEMORY_FREE, ldv_kobject_cleanupErr6ASSERT_VIOLATIONMEMORY_FREE, ldv_kobject_cleanupErr1REQUIRES_VIOLATION, ldv_kobject_cleanupErr3ASSERT_VIOLATIONMEMORY_FREE, ldv_kobject_cleanupErr0REQUIRES_VIOLATION, ldv_msg_freeErr6ASSERT_VIOLATIONMEMORY_FREE, ldv_msg_freeErr7ASSERT_VIOLATIONMEMORY_FREE, ldv_msg_freeErr1REQUIRES_VIOLATION, ldv_msg_freeErr4ASSERT_VIOLATIONMEMORY_FREE, ldv_msg_freeErr5ASSERT_VIOLATIONMEMORY_FREE, ldv_msg_freeErr2ASSERT_VIOLATIONMEMORY_FREE, ldv_msg_freeErr3ASSERT_VIOLATIONMEMORY_FREE, ldv_msg_freeErr0REQUIRES_VIOLATION, mainErr0ENSURES_VIOLATIONMEMORY_LEAK, LDV_INIT_LIST_HEADErr3REQUIRES_VIOLATION, LDV_INIT_LIST_HEADErr0REQUIRES_VIOLATION, LDV_INIT_LIST_HEADErr1REQUIRES_VIOLATION, LDV_INIT_LIST_HEADErr2REQUIRES_VIOLATION, ldv_list_delErr3REQUIRES_VIOLATION, ldv_list_delErr0REQUIRES_VIOLATION, ldv_list_delErr1REQUIRES_VIOLATION, ldv_list_delErr2REQUIRES_VIOLATION, __ldv_list_addErr1REQUIRES_VIOLATION, __ldv_list_addErr6REQUIRES_VIOLATION, __ldv_list_addErr0REQUIRES_VIOLATION, __ldv_list_addErr2REQUIRES_VIOLATION, __ldv_list_addErr7REQUIRES_VIOLATION, __ldv_list_addErr3REQUIRES_VIOLATION, __ldv_list_addErr5REQUIRES_VIOLATION, __ldv_list_addErr4REQUIRES_VIOLATION, ldv_dev_set_drvdataErr1REQUIRES_VIOLATION, ldv_dev_set_drvdataErr0REQUIRES_VIOLATION, ldv_atomic_sub_returnErr3REQUIRES_VIOLATION, ldv_atomic_sub_returnErr0REQUIRES_VIOLATION, ldv_atomic_sub_returnErr1REQUIRES_VIOLATION, ldv_atomic_sub_returnErr2REQUIRES_VIOLATION, ldv_list_add_tailErr0REQUIRES_VIOLATION, ldv_list_add_tailErr1REQUIRES_VIOLATION, ldv_dev_get_drvdataErr1REQUIRES_VIOLATION, ldv_dev_get_drvdataErr0REQUIRES_VIOLATION, ldv_msg_allocErr1REQUIRES_VIOLATION, ldv_msg_allocErr0REQUIRES_VIOLATION]=== [2019-01-14 19:21:22,908 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-01-14 19:21:22,908 INFO L82 PathProgramCache]: Analyzing trace with hash -614686594, now seen corresponding path program 2 times [2019-01-14 19:21:22,909 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2019-01-14 19:21:22,910 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2019-01-14 19:21:22,911 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-01-14 19:21:22,911 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-01-14 19:21:22,911 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-01-14 19:21:22,934 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-01-14 19:21:23,269 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 19:21:23,269 INFO L300 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2019-01-14 19:21:23,269 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 19:21:23,281 INFO L103 rtionOrderModulation]: Keeping assertion order OUTSIDE_LOOP_FIRST1 [2019-01-14 19:21:23,409 INFO L249 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST1 issued 2 check-sat command(s) [2019-01-14 19:21:23,409 INFO L250 tOrderPrioritization]: Conjunction of SSA is unsat [2019-01-14 19:21:23,415 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2019-01-14 19:21:23,468 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 19:21:23,500 INFO L312 seRefinementStrategy]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2019-01-14 19:21:23,500 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [] imperfect sequences [18, 18] total 19 [2019-01-14 19:21:23,501 INFO L459 AbstractCegarLoop]: Interpolant automaton has 19 states [2019-01-14 19:21:23,501 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 19 interpolants. [2019-01-14 19:21:23,501 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=155, Invalid=187, Unknown=0, NotChecked=0, Total=342 [2019-01-14 19:21:23,501 INFO L87 Difference]: Start difference. First operand 111 states and 111 transitions. Second operand 19 states. [2019-01-14 19:21:23,563 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-01-14 19:21:23,563 INFO L93 Difference]: Finished difference Result 114 states and 114 transitions. [2019-01-14 19:21:23,564 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2019-01-14 19:21:23,564 INFO L78 Accepts]: Start accepts. Automaton has 19 states. Word has length 110 [2019-01-14 19:21:23,564 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-01-14 19:21:23,565 INFO L225 Difference]: With dead ends: 114 [2019-01-14 19:21:23,565 INFO L226 Difference]: Without dead ends: 112 [2019-01-14 19:21:23,565 INFO L631 BasicCegarLoop]: 0 DeclaredPredicates, 128 GetRequests, 110 SyntacticMatches, 0 SemanticMatches, 18 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 41 ImplicationChecksByTransitivity, 0.3s TimeCoverageRelationStatistics Valid=159, Invalid=221, Unknown=0, NotChecked=0, Total=380 [2019-01-14 19:21:23,566 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 112 states. [2019-01-14 19:21:23,569 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 112 to 112. [2019-01-14 19:21:23,570 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 112 states. [2019-01-14 19:21:23,571 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 112 states to 112 states and 112 transitions. [2019-01-14 19:21:23,571 INFO L78 Accepts]: Start accepts. Automaton has 112 states and 112 transitions. Word has length 110 [2019-01-14 19:21:23,571 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-01-14 19:21:23,571 INFO L480 AbstractCegarLoop]: Abstraction has 112 states and 112 transitions. [2019-01-14 19:21:23,571 INFO L481 AbstractCegarLoop]: Interpolant automaton has 19 states. [2019-01-14 19:21:23,571 INFO L276 IsEmpty]: Start isEmpty. Operand 112 states and 112 transitions. [2019-01-14 19:21:23,573 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 112 [2019-01-14 19:21:23,573 INFO L394 BasicCegarLoop]: Found error trace [2019-01-14 19:21:23,574 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] [2019-01-14 19:21:23,574 INFO L423 AbstractCegarLoop]: === Iteration 33 === [ldv_kref_initErr1REQUIRES_VIOLATION, ldv_kref_initErr0REQUIRES_VIOLATION, ldv_list_addErr0REQUIRES_VIOLATION, ldv_list_addErr1REQUIRES_VIOLATION, ldv_kobject_createErr0REQUIRES_VIOLATION, ldv_kobject_createErr1REQUIRES_VIOLATION, ldv_destroy_msgsErr0REQUIRES_VIOLATION, ldv_destroy_msgsErr1REQUIRES_VIOLATION, ldv_destroy_msgsErr2REQUIRES_VIOLATION, ldv_destroy_msgsErr3REQUIRES_VIOLATION, ldv_destroy_msgsErr4REQUIRES_VIOLATION, ldv_destroy_msgsErr5REQUIRES_VIOLATION, ldv_msg_fillErr2REQUIRES_VIOLATION, ldv_msg_fillErr1REQUIRES_VIOLATION, ldv_msg_fillErr0REQUIRES_VIOLATION, ldv_msg_fillErr5REQUIRES_VIOLATION, ldv_msg_fillErr4REQUIRES_VIOLATION, ldv_msg_fillErr3REQUIRES_VIOLATION, ldv_atomic_add_returnErr3REQUIRES_VIOLATION, ldv_atomic_add_returnErr0REQUIRES_VIOLATION, ldv_atomic_add_returnErr1REQUIRES_VIOLATION, ldv_atomic_add_returnErr2REQUIRES_VIOLATION, __ldv_list_delErr1REQUIRES_VIOLATION, __ldv_list_delErr0REQUIRES_VIOLATION, __ldv_list_delErr2REQUIRES_VIOLATION, __ldv_list_delErr3REQUIRES_VIOLATION, ldv_kobject_cleanupErr4ASSERT_VIOLATIONMEMORY_FREE, ldv_kobject_cleanupErr5ASSERT_VIOLATIONMEMORY_FREE, ldv_kobject_cleanupErr7ASSERT_VIOLATIONMEMORY_FREE, ldv_kobject_cleanupErr2ASSERT_VIOLATIONMEMORY_FREE, ldv_kobject_cleanupErr6ASSERT_VIOLATIONMEMORY_FREE, ldv_kobject_cleanupErr1REQUIRES_VIOLATION, ldv_kobject_cleanupErr3ASSERT_VIOLATIONMEMORY_FREE, ldv_kobject_cleanupErr0REQUIRES_VIOLATION, ldv_msg_freeErr6ASSERT_VIOLATIONMEMORY_FREE, ldv_msg_freeErr7ASSERT_VIOLATIONMEMORY_FREE, ldv_msg_freeErr1REQUIRES_VIOLATION, ldv_msg_freeErr4ASSERT_VIOLATIONMEMORY_FREE, ldv_msg_freeErr5ASSERT_VIOLATIONMEMORY_FREE, ldv_msg_freeErr2ASSERT_VIOLATIONMEMORY_FREE, ldv_msg_freeErr3ASSERT_VIOLATIONMEMORY_FREE, ldv_msg_freeErr0REQUIRES_VIOLATION, mainErr0ENSURES_VIOLATIONMEMORY_LEAK, LDV_INIT_LIST_HEADErr3REQUIRES_VIOLATION, LDV_INIT_LIST_HEADErr0REQUIRES_VIOLATION, LDV_INIT_LIST_HEADErr1REQUIRES_VIOLATION, LDV_INIT_LIST_HEADErr2REQUIRES_VIOLATION, ldv_list_delErr3REQUIRES_VIOLATION, ldv_list_delErr0REQUIRES_VIOLATION, ldv_list_delErr1REQUIRES_VIOLATION, ldv_list_delErr2REQUIRES_VIOLATION, __ldv_list_addErr1REQUIRES_VIOLATION, __ldv_list_addErr6REQUIRES_VIOLATION, __ldv_list_addErr0REQUIRES_VIOLATION, __ldv_list_addErr2REQUIRES_VIOLATION, __ldv_list_addErr7REQUIRES_VIOLATION, __ldv_list_addErr3REQUIRES_VIOLATION, __ldv_list_addErr5REQUIRES_VIOLATION, __ldv_list_addErr4REQUIRES_VIOLATION, ldv_dev_set_drvdataErr1REQUIRES_VIOLATION, ldv_dev_set_drvdataErr0REQUIRES_VIOLATION, ldv_atomic_sub_returnErr3REQUIRES_VIOLATION, ldv_atomic_sub_returnErr0REQUIRES_VIOLATION, ldv_atomic_sub_returnErr1REQUIRES_VIOLATION, ldv_atomic_sub_returnErr2REQUIRES_VIOLATION, ldv_list_add_tailErr0REQUIRES_VIOLATION, ldv_list_add_tailErr1REQUIRES_VIOLATION, ldv_dev_get_drvdataErr1REQUIRES_VIOLATION, ldv_dev_get_drvdataErr0REQUIRES_VIOLATION, ldv_msg_allocErr1REQUIRES_VIOLATION, ldv_msg_allocErr0REQUIRES_VIOLATION]=== [2019-01-14 19:21:23,574 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-01-14 19:21:23,574 INFO L82 PathProgramCache]: Analyzing trace with hash -425664209, now seen corresponding path program 3 times [2019-01-14 19:21:23,574 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2019-01-14 19:21:23,575 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2019-01-14 19:21:23,583 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-01-14 19:21:23,584 INFO L101 rtionOrderModulation]: Changing assertion order to NOT_INCREMENTALLY [2019-01-14 19:21:23,584 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-01-14 19:21:23,601 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-01-14 19:21:23,896 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 19:21:23,896 INFO L300 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2019-01-14 19:21:23,896 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 19:21:23,908 INFO L103 rtionOrderModulation]: Keeping assertion order OUTSIDE_LOOP_FIRST2 [2019-01-14 19:21:44,881 INFO L249 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST2 issued 9 check-sat command(s) [2019-01-14 19:21:44,881 INFO L250 tOrderPrioritization]: Conjunction of SSA is unsat [2019-01-14 19:21:44,892 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2019-01-14 19:21:45,403 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 19:21:45,424 INFO L312 seRefinementStrategy]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2019-01-14 19:21:45,425 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [] imperfect sequences [19, 23] total 40 [2019-01-14 19:21:45,425 INFO L459 AbstractCegarLoop]: Interpolant automaton has 40 states [2019-01-14 19:21:45,426 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 40 interpolants. [2019-01-14 19:21:45,426 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=470, Invalid=1090, Unknown=0, NotChecked=0, Total=1560 [2019-01-14 19:21:45,426 INFO L87 Difference]: Start difference. First operand 112 states and 112 transitions. Second operand 40 states. [2019-01-14 19:21:45,653 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-01-14 19:21:45,654 INFO L93 Difference]: Finished difference Result 115 states and 115 transitions. [2019-01-14 19:21:45,655 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 23 states. [2019-01-14 19:21:45,655 INFO L78 Accepts]: Start accepts. Automaton has 40 states. Word has length 111 [2019-01-14 19:21:45,655 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-01-14 19:21:45,656 INFO L225 Difference]: With dead ends: 115 [2019-01-14 19:21:45,656 INFO L226 Difference]: Without dead ends: 113 [2019-01-14 19:21:45,658 INFO L631 BasicCegarLoop]: 0 DeclaredPredicates, 131 GetRequests, 91 SyntacticMatches, 0 SemanticMatches, 40 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 616 ImplicationChecksByTransitivity, 0.7s TimeCoverageRelationStatistics Valid=512, Invalid=1210, Unknown=0, NotChecked=0, Total=1722 [2019-01-14 19:21:45,659 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 113 states. [2019-01-14 19:21:45,662 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 113 to 113. [2019-01-14 19:21:45,662 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 113 states. [2019-01-14 19:21:45,663 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 113 states to 113 states and 113 transitions. [2019-01-14 19:21:45,663 INFO L78 Accepts]: Start accepts. Automaton has 113 states and 113 transitions. Word has length 111 [2019-01-14 19:21:45,663 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-01-14 19:21:45,663 INFO L480 AbstractCegarLoop]: Abstraction has 113 states and 113 transitions. [2019-01-14 19:21:45,663 INFO L481 AbstractCegarLoop]: Interpolant automaton has 40 states. [2019-01-14 19:21:45,663 INFO L276 IsEmpty]: Start isEmpty. Operand 113 states and 113 transitions. [2019-01-14 19:21:45,669 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 113 [2019-01-14 19:21:45,669 INFO L394 BasicCegarLoop]: Found error trace [2019-01-14 19:21:45,669 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] [2019-01-14 19:21:45,670 INFO L423 AbstractCegarLoop]: === Iteration 34 === [ldv_kref_initErr1REQUIRES_VIOLATION, ldv_kref_initErr0REQUIRES_VIOLATION, ldv_list_addErr0REQUIRES_VIOLATION, ldv_list_addErr1REQUIRES_VIOLATION, ldv_kobject_createErr0REQUIRES_VIOLATION, ldv_kobject_createErr1REQUIRES_VIOLATION, ldv_destroy_msgsErr0REQUIRES_VIOLATION, ldv_destroy_msgsErr1REQUIRES_VIOLATION, ldv_destroy_msgsErr2REQUIRES_VIOLATION, ldv_destroy_msgsErr3REQUIRES_VIOLATION, ldv_destroy_msgsErr4REQUIRES_VIOLATION, ldv_destroy_msgsErr5REQUIRES_VIOLATION, ldv_msg_fillErr2REQUIRES_VIOLATION, ldv_msg_fillErr1REQUIRES_VIOLATION, ldv_msg_fillErr0REQUIRES_VIOLATION, ldv_msg_fillErr5REQUIRES_VIOLATION, ldv_msg_fillErr4REQUIRES_VIOLATION, ldv_msg_fillErr3REQUIRES_VIOLATION, ldv_atomic_add_returnErr3REQUIRES_VIOLATION, ldv_atomic_add_returnErr0REQUIRES_VIOLATION, ldv_atomic_add_returnErr1REQUIRES_VIOLATION, ldv_atomic_add_returnErr2REQUIRES_VIOLATION, __ldv_list_delErr1REQUIRES_VIOLATION, __ldv_list_delErr0REQUIRES_VIOLATION, __ldv_list_delErr2REQUIRES_VIOLATION, __ldv_list_delErr3REQUIRES_VIOLATION, ldv_kobject_cleanupErr4ASSERT_VIOLATIONMEMORY_FREE, ldv_kobject_cleanupErr5ASSERT_VIOLATIONMEMORY_FREE, ldv_kobject_cleanupErr7ASSERT_VIOLATIONMEMORY_FREE, ldv_kobject_cleanupErr2ASSERT_VIOLATIONMEMORY_FREE, ldv_kobject_cleanupErr6ASSERT_VIOLATIONMEMORY_FREE, ldv_kobject_cleanupErr1REQUIRES_VIOLATION, ldv_kobject_cleanupErr3ASSERT_VIOLATIONMEMORY_FREE, ldv_kobject_cleanupErr0REQUIRES_VIOLATION, ldv_msg_freeErr6ASSERT_VIOLATIONMEMORY_FREE, ldv_msg_freeErr7ASSERT_VIOLATIONMEMORY_FREE, ldv_msg_freeErr1REQUIRES_VIOLATION, ldv_msg_freeErr4ASSERT_VIOLATIONMEMORY_FREE, ldv_msg_freeErr5ASSERT_VIOLATIONMEMORY_FREE, ldv_msg_freeErr2ASSERT_VIOLATIONMEMORY_FREE, ldv_msg_freeErr3ASSERT_VIOLATIONMEMORY_FREE, ldv_msg_freeErr0REQUIRES_VIOLATION, mainErr0ENSURES_VIOLATIONMEMORY_LEAK, LDV_INIT_LIST_HEADErr3REQUIRES_VIOLATION, LDV_INIT_LIST_HEADErr0REQUIRES_VIOLATION, LDV_INIT_LIST_HEADErr1REQUIRES_VIOLATION, LDV_INIT_LIST_HEADErr2REQUIRES_VIOLATION, ldv_list_delErr3REQUIRES_VIOLATION, ldv_list_delErr0REQUIRES_VIOLATION, ldv_list_delErr1REQUIRES_VIOLATION, ldv_list_delErr2REQUIRES_VIOLATION, __ldv_list_addErr1REQUIRES_VIOLATION, __ldv_list_addErr6REQUIRES_VIOLATION, __ldv_list_addErr0REQUIRES_VIOLATION, __ldv_list_addErr2REQUIRES_VIOLATION, __ldv_list_addErr7REQUIRES_VIOLATION, __ldv_list_addErr3REQUIRES_VIOLATION, __ldv_list_addErr5REQUIRES_VIOLATION, __ldv_list_addErr4REQUIRES_VIOLATION, ldv_dev_set_drvdataErr1REQUIRES_VIOLATION, ldv_dev_set_drvdataErr0REQUIRES_VIOLATION, ldv_atomic_sub_returnErr3REQUIRES_VIOLATION, ldv_atomic_sub_returnErr0REQUIRES_VIOLATION, ldv_atomic_sub_returnErr1REQUIRES_VIOLATION, ldv_atomic_sub_returnErr2REQUIRES_VIOLATION, ldv_list_add_tailErr0REQUIRES_VIOLATION, ldv_list_add_tailErr1REQUIRES_VIOLATION, ldv_dev_get_drvdataErr1REQUIRES_VIOLATION, ldv_dev_get_drvdataErr0REQUIRES_VIOLATION, ldv_msg_allocErr1REQUIRES_VIOLATION, ldv_msg_allocErr0REQUIRES_VIOLATION]=== [2019-01-14 19:21:45,670 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-01-14 19:21:45,670 INFO L82 PathProgramCache]: Analyzing trace with hash 1139062430, now seen corresponding path program 4 times [2019-01-14 19:21:45,670 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2019-01-14 19:21:45,670 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2019-01-14 19:21:45,671 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-01-14 19:21:45,671 INFO L101 rtionOrderModulation]: Changing assertion order to NOT_INCREMENTALLY [2019-01-14 19:21:45,671 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-01-14 19:21:45,786 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2019-01-14 19:21:45,878 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2019-01-14 19:21:45,931 INFO L469 BasicCegarLoop]: Counterexample might be feasible [2019-01-14 19:21:45,960 WARN L416 cessorBacktranslator]: Generated EnsuresSpecification free ensures #res.base == #ptr.base && #res.offset == #ptr.offset; is not ensure(true) [2019-01-14 19:21:45,976 WARN L416 cessorBacktranslator]: Generated EnsuresSpecification ensures #valid == old(#valid); is not ensure(true) [2019-01-14 19:21:45,991 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 19:21:45,992 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 19:21:46,042 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 14.01 07:21:46 BoogieIcfgContainer [2019-01-14 19:21:46,042 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2019-01-14 19:21:46,043 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2019-01-14 19:21:46,043 INFO L271 PluginConnector]: Initializing Witness Printer... [2019-01-14 19:21:46,043 INFO L276 PluginConnector]: Witness Printer initialized [2019-01-14 19:21:46,044 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 14.01 07:20:49" (3/4) ... [2019-01-14 19:21:46,052 INFO L147 WitnessPrinter]: No result that supports witness generation found [2019-01-14 19:21:46,055 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2019-01-14 19:21:46,056 INFO L168 Benchmark]: Toolchain (without parser) took 60049.39 ms. Allocated memory was 1.0 GB in the beginning and 1.5 GB in the end (delta: 422.6 MB). Free memory was 944.6 MB in the beginning and 1.2 GB in the end (delta: -214.6 MB). Peak memory consumption was 208.0 MB. Max. memory is 11.5 GB. [2019-01-14 19:21:46,065 INFO L168 Benchmark]: CDTParser took 0.20 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 19:21:46,065 INFO L168 Benchmark]: CACSL2BoogieTranslator took 926.70 ms. Allocated memory was 1.0 GB in the beginning and 1.1 GB in the end (delta: 103.3 MB). Free memory was 944.6 MB in the beginning and 1.1 GB in the end (delta: -126.1 MB). Peak memory consumption was 36.7 MB. Max. memory is 11.5 GB. [2019-01-14 19:21:46,066 INFO L168 Benchmark]: Boogie Preprocessor took 106.93 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 19:21:46,066 INFO L168 Benchmark]: RCFGBuilder took 2128.29 ms. Allocated memory is still 1.1 GB. Free memory was 1.1 GB in the beginning and 972.2 MB in the end (delta: 98.5 MB). Peak memory consumption was 98.5 MB. Max. memory is 11.5 GB. [2019-01-14 19:21:46,067 INFO L168 Benchmark]: TraceAbstraction took 56869.54 ms. Allocated memory was 1.1 GB in the beginning and 1.5 GB in the end (delta: 319.3 MB). Free memory was 972.2 MB in the beginning and 1.2 GB in the end (delta: -187.0 MB). Peak memory consumption was 132.3 MB. Max. memory is 11.5 GB. [2019-01-14 19:21:46,068 INFO L168 Benchmark]: Witness Printer took 12.03 ms. Allocated memory is still 1.5 GB. Free memory is still 1.2 GB. There was no memory consumed. Max. memory is 11.5 GB. [2019-01-14 19:21:46,079 INFO L336 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.20 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 926.70 ms. Allocated memory was 1.0 GB in the beginning and 1.1 GB in the end (delta: 103.3 MB). Free memory was 944.6 MB in the beginning and 1.1 GB in the end (delta: -126.1 MB). Peak memory consumption was 36.7 MB. Max. memory is 11.5 GB. * Boogie Preprocessor took 106.93 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 2128.29 ms. Allocated memory is still 1.1 GB. Free memory was 1.1 GB in the beginning and 972.2 MB in the end (delta: 98.5 MB). Peak memory consumption was 98.5 MB. Max. memory is 11.5 GB. * TraceAbstraction took 56869.54 ms. Allocated memory was 1.1 GB in the beginning and 1.5 GB in the end (delta: 319.3 MB). Free memory was 972.2 MB in the beginning and 1.2 GB in the end (delta: -187.0 MB). Peak memory consumption was 132.3 MB. Max. memory is 11.5 GB. * Witness Printer took 12.03 ms. Allocated memory is still 1.5 GB. Free memory is still 1.2 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: 1443]: Unable to prove that all allocated memory was freed Unable to prove that all allocated memory was freed Reason: overapproximation of memtrack at line 1443. 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}] [L1444] CALL entry_point() VAL [ldv_global_msg_list={-1:0}] [L1436] struct ldv_kobject *kobj; VAL [ldv_global_msg_list={-1:0}] [L1437] 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}] [L1437] RET, EXPR ldv_kobject_create() VAL [ldv_global_msg_list={-1:0}, ldv_kobject_create()={1:0}] [L1437] kobj = ldv_kobject_create() [L1438] 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}] [L1438] RET ldv_kobject_get(kobj) VAL [kobj={1:0}, ldv_global_msg_list={-1:0}, ldv_kobject_get(kobj)={1:0}] [L1440] 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] [L1440] RET ldv_kobject_put(kobj) VAL [kobj={1:0}, ldv_global_msg_list={-1:0}] [L1444] RET entry_point() VAL [ldv_global_msg_list={-1:0}] - StatisticsResult: Ultimate Automizer benchmark data CFG has 43 procedures, 320 locations, 71 error locations. UNSAFE Result, 56.7s OverallTime, 34 OverallIterations, 16 TraceHistogramMax, 17.7s AutomataDifference, 0.0s DeadEndRemovalTime, 0.0s HoareAnnotationTime, HoareTripleCheckerStatistics: 4056 SDtfs, 829 SDslu, 32138 SDs, 0 SdLazy, 11359 SolverSat, 200 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 12.2s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 1662 GetRequests, 1092 SyntacticMatches, 10 SemanticMatches, 560 ConstructedPredicates, 1 IntricatePredicates, 0 DeprecatedPredicates, 3380 ImplicationChecksByTransitivity, 15.8s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=175occurred 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, 33 MinimizatonAttempts, 48 StatesRemovedByMinimization, 9 NontrivialMinimizations, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: TraceCheckStatistics: 0.4s SsaConstructionTime, 22.3s SatisfiabilityAnalysisTime, 14.5s InterpolantComputationTime, 3384 NumberOfCodeBlocks, 3342 NumberOfCodeBlocksAsserted, 58 NumberOfCheckSat, 3224 ConstructedInterpolants, 109 QuantifiedInterpolants, 578589 SizeOfPredicates, 106 NumberOfNonLiveVariables, 5979 ConjunctsInSsa, 570 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 19:21:48,346 INFO L170 SettingsManager]: Resetting all preferences to default values... [2019-01-14 19:21:48,348 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2019-01-14 19:21:48,360 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-01-14 19:21:48,360 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-01-14 19:21:48,361 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-01-14 19:21:48,363 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-01-14 19:21:48,365 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2019-01-14 19:21:48,367 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-01-14 19:21:48,367 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-01-14 19:21:48,368 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-01-14 19:21:48,369 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-01-14 19:21:48,370 INFO L174 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-01-14 19:21:48,371 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-01-14 19:21:48,372 INFO L174 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-01-14 19:21:48,374 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-01-14 19:21:48,374 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-01-14 19:21:48,377 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-01-14 19:21:48,379 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2019-01-14 19:21:48,381 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-01-14 19:21:48,382 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-01-14 19:21:48,384 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-01-14 19:21:48,387 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-01-14 19:21:48,387 INFO L177 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-01-14 19:21:48,387 INFO L174 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-01-14 19:21:48,389 INFO L174 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-01-14 19:21:48,390 INFO L174 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-01-14 19:21:48,391 INFO L174 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-01-14 19:21:48,392 INFO L174 SettingsManager]: Resetting Witness Printer preferences to default values [2019-01-14 19:21:48,394 INFO L177 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-01-14 19:21:48,394 INFO L174 SettingsManager]: Resetting CDTParser preferences to default values [2019-01-14 19:21:48,395 INFO L177 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-01-14 19:21:48,395 INFO L177 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-01-14 19:21:48,395 INFO L174 SettingsManager]: Resetting SmtParser preferences to default values [2019-01-14 19:21:48,397 INFO L174 SettingsManager]: Resetting Witness Parser preferences to default values [2019-01-14 19:21:48,398 INFO L181 SettingsManager]: Finished resetting all preferences to default values... [2019-01-14 19:21:48,398 INFO L98 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-DerefFreeMemtrack-32bit-Automizer_Bitvector.epf [2019-01-14 19:21:48,414 INFO L110 SettingsManager]: Loading preferences was successful [2019-01-14 19:21:48,414 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2019-01-14 19:21:48,415 INFO L131 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-01-14 19:21:48,416 INFO L133 SettingsManager]: * Create parallel compositions if possible=false [2019-01-14 19:21:48,416 INFO L133 SettingsManager]: * Use SBE=true [2019-01-14 19:21:48,416 INFO L131 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-01-14 19:21:48,416 INFO L133 SettingsManager]: * sizeof long=4 [2019-01-14 19:21:48,416 INFO L133 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2019-01-14 19:21:48,417 INFO L133 SettingsManager]: * Overapproximate operations on floating types=true [2019-01-14 19:21:48,418 INFO L133 SettingsManager]: * sizeof POINTER=4 [2019-01-14 19:21:48,418 INFO L133 SettingsManager]: * Check division by zero=IGNORE [2019-01-14 19:21:48,418 INFO L133 SettingsManager]: * Check for the main procedure if all allocated memory was freed=true [2019-01-14 19:21:48,418 INFO L133 SettingsManager]: * Bitprecise bitfields=true [2019-01-14 19:21:48,418 INFO L133 SettingsManager]: * SV-COMP memtrack compatibility mode=true [2019-01-14 19:21:48,418 INFO L133 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-01-14 19:21:48,419 INFO L133 SettingsManager]: * Use bitvectors instead of ints=true [2019-01-14 19:21:48,419 INFO L133 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2019-01-14 19:21:48,419 INFO L133 SettingsManager]: * sizeof long double=12 [2019-01-14 19:21:48,419 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-01-14 19:21:48,419 INFO L133 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-01-14 19:21:48,419 INFO L133 SettingsManager]: * To the following directory=./dump/ [2019-01-14 19:21:48,421 INFO L133 SettingsManager]: * SMT solver=External_DefaultMode [2019-01-14 19:21:48,421 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-01-14 19:21:48,421 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-01-14 19:21:48,422 INFO L133 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-01-14 19:21:48,422 INFO L133 SettingsManager]: * Trace refinement strategy=WOLF [2019-01-14 19:21:48,422 INFO L133 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-01-14 19:21:48,422 INFO L133 SettingsManager]: * Command for external solver=cvc4 --incremental --rewrite-divk --print-success --lang smt [2019-01-14 19:21:48,422 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 -> 4867b1d8e60a05de2199d52aa990071fe8bd647c [2019-01-14 19:21:48,459 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-01-14 19:21:48,471 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-01-14 19:21:48,475 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-01-14 19:21:48,476 INFO L271 PluginConnector]: Initializing CDTParser... [2019-01-14 19:21:48,477 INFO L276 PluginConnector]: CDTParser initialized [2019-01-14 19:21:48,477 INFO L418 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/svcomp/c/ldv-memsafety/memleaks_test22_1_false-valid-memtrack_true-termination.i [2019-01-14 19:21:48,533 INFO L221 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/7519844bd/0901baf97cd24b5e86df2a7abd2d9a73/FLAG9cb70b09e [2019-01-14 19:21:49,071 INFO L307 CDTParser]: Found 1 translation units. [2019-01-14 19:21:49,072 INFO L161 CDTParser]: Scanning /storage/repos/svcomp/c/ldv-memsafety/memleaks_test22_1_false-valid-memtrack_true-termination.i [2019-01-14 19:21:49,087 INFO L355 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/7519844bd/0901baf97cd24b5e86df2a7abd2d9a73/FLAG9cb70b09e [2019-01-14 19:21:49,327 INFO L363 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/7519844bd/0901baf97cd24b5e86df2a7abd2d9a73 [2019-01-14 19:21:49,331 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-01-14 19:21:49,333 INFO L131 ToolchainWalker]: Walking toolchain with 5 elements. [2019-01-14 19:21:49,334 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-01-14 19:21:49,334 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-01-14 19:21:49,338 INFO L276 PluginConnector]: CACSL2BoogieTranslator initialized [2019-01-14 19:21:49,339 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 14.01 07:21:49" (1/1) ... [2019-01-14 19:21:49,342 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@161ce189 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.01 07:21:49, skipping insertion in model container [2019-01-14 19:21:49,343 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 14.01 07:21:49" (1/1) ... [2019-01-14 19:21:49,351 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-01-14 19:21:49,431 INFO L176 MainTranslator]: Built tables and reachable declarations [2019-01-14 19:21:49,898 INFO L208 PostProcessor]: Analyzing one entry point: main [2019-01-14 19:21:49,918 INFO L191 MainTranslator]: Completed pre-run [2019-01-14 19:21:50,067 INFO L208 PostProcessor]: Analyzing one entry point: main [2019-01-14 19:21:50,176 INFO L195 MainTranslator]: Completed translation [2019-01-14 19:21:50,178 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.01 07:21:50 WrapperNode [2019-01-14 19:21:50,178 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-01-14 19:21:50,179 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-01-14 19:21:50,179 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-01-14 19:21:50,179 INFO L276 PluginConnector]: Boogie Preprocessor initialized [2019-01-14 19:21:50,194 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.01 07:21:50" (1/1) ... [2019-01-14 19:21:50,194 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.01 07:21:50" (1/1) ... [2019-01-14 19:21:50,228 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.01 07:21:50" (1/1) ... [2019-01-14 19:21:50,228 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.01 07:21:50" (1/1) ... [2019-01-14 19:21:50,266 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.01 07:21:50" (1/1) ... [2019-01-14 19:21:50,273 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.01 07:21:50" (1/1) ... [2019-01-14 19:21:50,284 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.01 07:21:50" (1/1) ... [2019-01-14 19:21:50,297 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-01-14 19:21:50,297 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2019-01-14 19:21:50,297 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2019-01-14 19:21:50,297 INFO L276 PluginConnector]: RCFGBuilder initialized [2019-01-14 19:21:50,298 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.01 07:21:50" (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 19:21:50,385 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2019-01-14 19:21:50,385 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2019-01-14 19:21:50,385 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~TO~VOID [2019-01-14 19:21:50,385 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.setCurrentRoundingMode [2019-01-14 19:21:50,386 INFO L138 BoogieDeclarations]: Found implementation of procedure __bswap_32 [2019-01-14 19:21:50,386 INFO L138 BoogieDeclarations]: Found implementation of procedure __bswap_64 [2019-01-14 19:21:50,386 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_nonpositive [2019-01-14 19:21:50,386 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_positive [2019-01-14 19:21:50,386 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_malloc [2019-01-14 19:21:50,387 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_zalloc [2019-01-14 19:21:50,387 INFO L138 BoogieDeclarations]: Found implementation of procedure LDV_INIT_LIST_HEAD [2019-01-14 19:21:50,387 INFO L138 BoogieDeclarations]: Found implementation of procedure __ldv_list_add [2019-01-14 19:21:50,387 INFO L138 BoogieDeclarations]: Found implementation of procedure __ldv_list_del [2019-01-14 19:21:50,387 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_list_add [2019-01-14 19:21:50,387 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_list_add_tail [2019-01-14 19:21:50,387 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_list_del [2019-01-14 19:21:50,387 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_msg_alloc [2019-01-14 19:21:50,388 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_msg_fill [2019-01-14 19:21:50,390 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_msg_free [2019-01-14 19:21:50,390 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_submit_msg [2019-01-14 19:21:50,391 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_destroy_msgs [2019-01-14 19:21:50,391 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_dev_get_drvdata [2019-01-14 19:21:50,391 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_dev_set_drvdata [2019-01-14 19:21:50,391 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_atomic_add_return [2019-01-14 19:21:50,391 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_atomic_sub_return [2019-01-14 19:21:50,391 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_kref_sub [2019-01-14 19:21:50,392 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_kref_init [2019-01-14 19:21:50,392 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_kref_get [2019-01-14 19:21:50,392 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_kref_put [2019-01-14 19:21:50,392 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_kobject_del [2019-01-14 19:21:50,392 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_kobject_cleanup [2019-01-14 19:21:50,392 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_kobject_release [2019-01-14 19:21:50,392 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_kobject_put [2019-01-14 19:21:50,393 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_kobject_get [2019-01-14 19:21:50,395 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_kobject_init_internal [2019-01-14 19:21:50,395 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_kobject_init [2019-01-14 19:21:50,396 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_kobject_create [2019-01-14 19:21:50,396 INFO L138 BoogieDeclarations]: Found implementation of procedure f [2019-01-14 19:21:50,396 INFO L138 BoogieDeclarations]: Found implementation of procedure g [2019-01-14 19:21:50,396 INFO L138 BoogieDeclarations]: Found implementation of procedure entry_point [2019-01-14 19:21:50,397 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2019-01-14 19:21:50,397 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset [2019-01-14 19:21:50,397 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.meminit [2019-01-14 19:21:50,397 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy [2019-01-14 19:21:50,397 INFO L130 BoogieDeclarations]: Found specification of procedure __bswap_32 [2019-01-14 19:21:50,397 INFO L130 BoogieDeclarations]: Found specification of procedure __bswap_64 [2019-01-14 19:21:50,397 INFO L130 BoogieDeclarations]: Found specification of procedure __ctype_get_mb_cur_max [2019-01-14 19:21:50,398 INFO L130 BoogieDeclarations]: Found specification of procedure atof [2019-01-14 19:21:50,401 INFO L130 BoogieDeclarations]: Found specification of procedure atoi [2019-01-14 19:21:50,401 INFO L130 BoogieDeclarations]: Found specification of procedure atol [2019-01-14 19:21:50,401 INFO L130 BoogieDeclarations]: Found specification of procedure atoll [2019-01-14 19:21:50,401 INFO L130 BoogieDeclarations]: Found specification of procedure strtod [2019-01-14 19:21:50,401 INFO L130 BoogieDeclarations]: Found specification of procedure strtof [2019-01-14 19:21:50,401 INFO L130 BoogieDeclarations]: Found specification of procedure strtold [2019-01-14 19:21:50,402 INFO L130 BoogieDeclarations]: Found specification of procedure strtol [2019-01-14 19:21:50,402 INFO L130 BoogieDeclarations]: Found specification of procedure strtoul [2019-01-14 19:21:50,402 INFO L130 BoogieDeclarations]: Found specification of procedure strtoq [2019-01-14 19:21:50,402 INFO L130 BoogieDeclarations]: Found specification of procedure strtouq [2019-01-14 19:21:50,402 INFO L130 BoogieDeclarations]: Found specification of procedure strtoll [2019-01-14 19:21:50,403 INFO L130 BoogieDeclarations]: Found specification of procedure strtoull [2019-01-14 19:21:50,404 INFO L130 BoogieDeclarations]: Found specification of procedure l64a [2019-01-14 19:21:50,404 INFO L130 BoogieDeclarations]: Found specification of procedure a64l [2019-01-14 19:21:50,405 INFO L130 BoogieDeclarations]: Found specification of procedure select [2019-01-14 19:21:50,405 INFO L130 BoogieDeclarations]: Found specification of procedure pselect [2019-01-14 19:21:50,405 INFO L130 BoogieDeclarations]: Found specification of procedure gnu_dev_major [2019-01-14 19:21:50,405 INFO L130 BoogieDeclarations]: Found specification of procedure gnu_dev_minor [2019-01-14 19:21:50,405 INFO L130 BoogieDeclarations]: Found specification of procedure gnu_dev_makedev [2019-01-14 19:21:50,405 INFO L130 BoogieDeclarations]: Found specification of procedure random [2019-01-14 19:21:50,405 INFO L130 BoogieDeclarations]: Found specification of procedure srandom [2019-01-14 19:21:50,405 INFO L130 BoogieDeclarations]: Found specification of procedure initstate [2019-01-14 19:21:50,406 INFO L130 BoogieDeclarations]: Found specification of procedure setstate [2019-01-14 19:21:50,407 INFO L130 BoogieDeclarations]: Found specification of procedure random_r [2019-01-14 19:21:50,407 INFO L130 BoogieDeclarations]: Found specification of procedure srandom_r [2019-01-14 19:21:50,407 INFO L130 BoogieDeclarations]: Found specification of procedure initstate_r [2019-01-14 19:21:50,408 INFO L130 BoogieDeclarations]: Found specification of procedure setstate_r [2019-01-14 19:21:50,408 INFO L130 BoogieDeclarations]: Found specification of procedure rand [2019-01-14 19:21:50,408 INFO L130 BoogieDeclarations]: Found specification of procedure srand [2019-01-14 19:21:50,409 INFO L130 BoogieDeclarations]: Found specification of procedure rand_r [2019-01-14 19:21:50,409 INFO L130 BoogieDeclarations]: Found specification of procedure drand48 [2019-01-14 19:21:50,409 INFO L130 BoogieDeclarations]: Found specification of procedure erand48 [2019-01-14 19:21:50,409 INFO L130 BoogieDeclarations]: Found specification of procedure lrand48 [2019-01-14 19:21:50,409 INFO L130 BoogieDeclarations]: Found specification of procedure nrand48 [2019-01-14 19:21:50,409 INFO L130 BoogieDeclarations]: Found specification of procedure mrand48 [2019-01-14 19:21:50,409 INFO L130 BoogieDeclarations]: Found specification of procedure jrand48 [2019-01-14 19:21:50,409 INFO L130 BoogieDeclarations]: Found specification of procedure srand48 [2019-01-14 19:21:50,410 INFO L130 BoogieDeclarations]: Found specification of procedure seed48 [2019-01-14 19:21:50,410 INFO L130 BoogieDeclarations]: Found specification of procedure lcong48 [2019-01-14 19:21:50,410 INFO L130 BoogieDeclarations]: Found specification of procedure drand48_r [2019-01-14 19:21:50,410 INFO L130 BoogieDeclarations]: Found specification of procedure erand48_r [2019-01-14 19:21:50,410 INFO L130 BoogieDeclarations]: Found specification of procedure lrand48_r [2019-01-14 19:21:50,410 INFO L130 BoogieDeclarations]: Found specification of procedure nrand48_r [2019-01-14 19:21:50,410 INFO L130 BoogieDeclarations]: Found specification of procedure mrand48_r [2019-01-14 19:21:50,410 INFO L130 BoogieDeclarations]: Found specification of procedure jrand48_r [2019-01-14 19:21:50,411 INFO L130 BoogieDeclarations]: Found specification of procedure srand48_r [2019-01-14 19:21:50,414 INFO L130 BoogieDeclarations]: Found specification of procedure seed48_r [2019-01-14 19:21:50,414 INFO L130 BoogieDeclarations]: Found specification of procedure lcong48_r [2019-01-14 19:21:50,414 INFO L130 BoogieDeclarations]: Found specification of procedure malloc [2019-01-14 19:21:50,414 INFO L130 BoogieDeclarations]: Found specification of procedure calloc [2019-01-14 19:21:50,414 INFO L130 BoogieDeclarations]: Found specification of procedure realloc [2019-01-14 19:21:50,414 INFO L130 BoogieDeclarations]: Found specification of procedure free [2019-01-14 19:21:50,415 INFO L130 BoogieDeclarations]: Found specification of procedure cfree [2019-01-14 19:21:50,415 INFO L130 BoogieDeclarations]: Found specification of procedure alloca [2019-01-14 19:21:50,415 INFO L130 BoogieDeclarations]: Found specification of procedure valloc [2019-01-14 19:21:50,415 INFO L130 BoogieDeclarations]: Found specification of procedure posix_memalign [2019-01-14 19:21:50,415 INFO L130 BoogieDeclarations]: Found specification of procedure abort [2019-01-14 19:21:50,415 INFO L130 BoogieDeclarations]: Found specification of procedure atexit [2019-01-14 19:21:50,415 INFO L130 BoogieDeclarations]: Found specification of procedure on_exit [2019-01-14 19:21:50,415 INFO L130 BoogieDeclarations]: Found specification of procedure exit [2019-01-14 19:21:50,416 INFO L130 BoogieDeclarations]: Found specification of procedure _Exit [2019-01-14 19:21:50,416 INFO L130 BoogieDeclarations]: Found specification of procedure getenv [2019-01-14 19:21:50,416 INFO L130 BoogieDeclarations]: Found specification of procedure putenv [2019-01-14 19:21:50,416 INFO L130 BoogieDeclarations]: Found specification of procedure setenv [2019-01-14 19:21:50,416 INFO L130 BoogieDeclarations]: Found specification of procedure unsetenv [2019-01-14 19:21:50,419 INFO L130 BoogieDeclarations]: Found specification of procedure clearenv [2019-01-14 19:21:50,419 INFO L130 BoogieDeclarations]: Found specification of procedure mktemp [2019-01-14 19:21:50,419 INFO L130 BoogieDeclarations]: Found specification of procedure mkstemp [2019-01-14 19:21:50,419 INFO L130 BoogieDeclarations]: Found specification of procedure mkstemps [2019-01-14 19:21:50,419 INFO L130 BoogieDeclarations]: Found specification of procedure mkdtemp [2019-01-14 19:21:50,420 INFO L130 BoogieDeclarations]: Found specification of procedure system [2019-01-14 19:21:50,420 INFO L130 BoogieDeclarations]: Found specification of procedure realpath [2019-01-14 19:21:50,420 INFO L130 BoogieDeclarations]: Found specification of procedure bsearch [2019-01-14 19:21:50,421 INFO L130 BoogieDeclarations]: Found specification of procedure qsort [2019-01-14 19:21:50,421 INFO L130 BoogieDeclarations]: Found specification of procedure abs [2019-01-14 19:21:50,422 INFO L130 BoogieDeclarations]: Found specification of procedure labs [2019-01-14 19:21:50,422 INFO L130 BoogieDeclarations]: Found specification of procedure llabs [2019-01-14 19:21:50,422 INFO L130 BoogieDeclarations]: Found specification of procedure div [2019-01-14 19:21:50,422 INFO L130 BoogieDeclarations]: Found specification of procedure ldiv [2019-01-14 19:21:50,422 INFO L130 BoogieDeclarations]: Found specification of procedure lldiv [2019-01-14 19:21:50,422 INFO L130 BoogieDeclarations]: Found specification of procedure ecvt [2019-01-14 19:21:50,422 INFO L130 BoogieDeclarations]: Found specification of procedure fcvt [2019-01-14 19:21:50,423 INFO L130 BoogieDeclarations]: Found specification of procedure gcvt [2019-01-14 19:21:50,423 INFO L130 BoogieDeclarations]: Found specification of procedure qecvt [2019-01-14 19:21:50,423 INFO L130 BoogieDeclarations]: Found specification of procedure qfcvt [2019-01-14 19:21:50,423 INFO L130 BoogieDeclarations]: Found specification of procedure qgcvt [2019-01-14 19:21:50,423 INFO L130 BoogieDeclarations]: Found specification of procedure ecvt_r [2019-01-14 19:21:50,425 INFO L130 BoogieDeclarations]: Found specification of procedure fcvt_r [2019-01-14 19:21:50,425 INFO L130 BoogieDeclarations]: Found specification of procedure qecvt_r [2019-01-14 19:21:50,428 INFO L130 BoogieDeclarations]: Found specification of procedure qfcvt_r [2019-01-14 19:21:50,430 INFO L130 BoogieDeclarations]: Found specification of procedure mblen [2019-01-14 19:21:50,430 INFO L130 BoogieDeclarations]: Found specification of procedure mbtowc [2019-01-14 19:21:50,430 INFO L130 BoogieDeclarations]: Found specification of procedure wctomb [2019-01-14 19:21:50,430 INFO L130 BoogieDeclarations]: Found specification of procedure mbstowcs [2019-01-14 19:21:50,430 INFO L130 BoogieDeclarations]: Found specification of procedure wcstombs [2019-01-14 19:21:50,430 INFO L130 BoogieDeclarations]: Found specification of procedure rpmatch [2019-01-14 19:21:50,430 INFO L130 BoogieDeclarations]: Found specification of procedure getsubopt [2019-01-14 19:21:50,430 INFO L130 BoogieDeclarations]: Found specification of procedure getloadavg [2019-01-14 19:21:50,431 INFO L130 BoogieDeclarations]: Found specification of procedure kfree [2019-01-14 19:21:50,431 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_int [2019-01-14 19:21:50,431 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_pointer [2019-01-14 19:21:50,431 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_nonpositive [2019-01-14 19:21:50,431 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_positive [2019-01-14 19:21:50,431 INFO L130 BoogieDeclarations]: Found specification of procedure memcpy [2019-01-14 19:21:50,431 INFO L130 BoogieDeclarations]: Found specification of procedure memset [2019-01-14 19:21:50,431 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_malloc [2019-01-14 19:21:50,432 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2019-01-14 19:21:50,432 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_zalloc [2019-01-14 19:21:50,437 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.meminit [2019-01-14 19:21:50,437 INFO L130 BoogieDeclarations]: Found specification of procedure LDV_INIT_LIST_HEAD [2019-01-14 19:21:50,437 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2019-01-14 19:21:50,437 INFO L130 BoogieDeclarations]: Found specification of procedure __ldv_list_add [2019-01-14 19:21:50,437 INFO L130 BoogieDeclarations]: Found specification of procedure __ldv_list_del [2019-01-14 19:21:50,438 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_list_add [2019-01-14 19:21:50,438 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2019-01-14 19:21:50,438 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_list_add_tail [2019-01-14 19:21:50,438 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_list_del [2019-01-14 19:21:50,438 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_msg_alloc [2019-01-14 19:21:50,438 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_msg_fill [2019-01-14 19:21:50,438 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy [2019-01-14 19:21:50,438 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_msg_free [2019-01-14 19:21:50,438 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2019-01-14 19:21:50,439 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_submit_msg [2019-01-14 19:21:50,439 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_destroy_msgs [2019-01-14 19:21:50,439 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_dev_get_drvdata [2019-01-14 19:21:50,439 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_dev_set_drvdata [2019-01-14 19:21:50,439 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_atomic_add_return [2019-01-14 19:21:50,439 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4 [2019-01-14 19:21:50,439 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4 [2019-01-14 19:21:50,439 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_atomic_sub_return [2019-01-14 19:21:50,440 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_kref_sub [2019-01-14 19:21:50,443 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~TO~VOID [2019-01-14 19:21:50,444 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_kref_init [2019-01-14 19:21:50,444 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_kref_get [2019-01-14 19:21:50,444 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_kref_put [2019-01-14 19:21:50,444 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_kobject_del [2019-01-14 19:21:50,444 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_kobject_cleanup [2019-01-14 19:21:50,444 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_kobject_release [2019-01-14 19:21:50,444 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_kobject_put [2019-01-14 19:21:50,444 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_kobject_get [2019-01-14 19:21:50,445 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_kobject_init_internal [2019-01-14 19:21:50,445 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_kobject_init [2019-01-14 19:21:50,445 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_kobject_create [2019-01-14 19:21:50,445 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset [2019-01-14 19:21:50,445 INFO L130 BoogieDeclarations]: Found specification of procedure f [2019-01-14 19:21:50,445 INFO L130 BoogieDeclarations]: Found specification of procedure g [2019-01-14 19:21:50,445 INFO L130 BoogieDeclarations]: Found specification of procedure entry_point [2019-01-14 19:21:50,445 INFO L130 BoogieDeclarations]: Found specification of procedure main [2019-01-14 19:21:50,445 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2019-01-14 19:21:50,446 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2019-01-14 19:21:50,448 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$ [2019-01-14 19:21:50,448 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2019-01-14 19:21:50,448 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.setCurrentRoundingMode [2019-01-14 19:21:50,448 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE4 [2019-01-14 19:21:50,448 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~intINTTYPE4 [2019-01-14 19:21:50,448 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$ [2019-01-14 19:21:50,448 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$ [2019-01-14 19:21:51,292 WARN L745 $ProcedureCfgBuilder]: Label in the middle of a codeblock. [2019-01-14 19:21:52,218 WARN L745 $ProcedureCfgBuilder]: Label in the middle of a codeblock. [2019-01-14 19:21:53,170 INFO L281 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2019-01-14 19:21:53,170 INFO L286 CfgBuilder]: Removed 1 assue(true) statements. [2019-01-14 19:21:53,172 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 14.01 07:21:53 BoogieIcfgContainer [2019-01-14 19:21:53,172 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2019-01-14 19:21:53,173 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2019-01-14 19:21:53,174 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2019-01-14 19:21:53,177 INFO L276 PluginConnector]: TraceAbstraction initialized [2019-01-14 19:21:53,177 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 14.01 07:21:49" (1/3) ... [2019-01-14 19:21:53,178 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@624e9b33 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 14.01 07:21:53, skipping insertion in model container [2019-01-14 19:21:53,178 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.01 07:21:50" (2/3) ... [2019-01-14 19:21:53,178 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@624e9b33 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 14.01 07:21:53, skipping insertion in model container [2019-01-14 19:21:53,179 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 14.01 07:21:53" (3/3) ... [2019-01-14 19:21:53,180 INFO L112 eAbstractionObserver]: Analyzing ICFG memleaks_test22_1_false-valid-memtrack_true-termination.i [2019-01-14 19:21:53,191 INFO L156 ceAbstractionStarter]: Automizer settings: Hoare:false NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2019-01-14 19:21:53,200 INFO L168 ceAbstractionStarter]: Appying trace abstraction to program that has 71 error locations. [2019-01-14 19:21:53,217 INFO L257 AbstractCegarLoop]: Starting to check reachability of 71 error locations. [2019-01-14 19:21:53,244 INFO L133 ementStrategyFactory]: Using default assertion order modulation [2019-01-14 19:21:53,245 INFO L382 AbstractCegarLoop]: Interprodecural is true [2019-01-14 19:21:53,246 INFO L383 AbstractCegarLoop]: Hoare is false [2019-01-14 19:21:53,246 INFO L384 AbstractCegarLoop]: Compute interpolants for FPandBP [2019-01-14 19:21:53,246 INFO L385 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2019-01-14 19:21:53,246 INFO L386 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2019-01-14 19:21:53,246 INFO L387 AbstractCegarLoop]: Difference is false [2019-01-14 19:21:53,246 INFO L388 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2019-01-14 19:21:53,246 INFO L393 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2019-01-14 19:21:53,269 INFO L276 IsEmpty]: Start isEmpty. Operand 174 states. [2019-01-14 19:21:53,279 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2019-01-14 19:21:53,280 INFO L394 BasicCegarLoop]: Found error trace [2019-01-14 19:21:53,281 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 19:21:53,284 INFO L423 AbstractCegarLoop]: === Iteration 1 === [ldv_kref_initErr1REQUIRES_VIOLATION, ldv_kref_initErr0REQUIRES_VIOLATION, ldv_list_addErr0REQUIRES_VIOLATION, ldv_list_addErr1REQUIRES_VIOLATION, ldv_kobject_createErr0REQUIRES_VIOLATION, ldv_kobject_createErr1REQUIRES_VIOLATION, ldv_destroy_msgsErr3REQUIRES_VIOLATION, ldv_destroy_msgsErr1REQUIRES_VIOLATION, ldv_destroy_msgsErr2REQUIRES_VIOLATION, ldv_destroy_msgsErr0REQUIRES_VIOLATION, ldv_destroy_msgsErr5REQUIRES_VIOLATION, ldv_destroy_msgsErr4REQUIRES_VIOLATION, ldv_msg_fillErr4REQUIRES_VIOLATION, ldv_msg_fillErr0REQUIRES_VIOLATION, ldv_msg_fillErr5REQUIRES_VIOLATION, ldv_msg_fillErr2REQUIRES_VIOLATION, ldv_msg_fillErr1REQUIRES_VIOLATION, ldv_msg_fillErr3REQUIRES_VIOLATION, ldv_atomic_add_returnErr0REQUIRES_VIOLATION, ldv_atomic_add_returnErr3REQUIRES_VIOLATION, ldv_atomic_add_returnErr2REQUIRES_VIOLATION, ldv_atomic_add_returnErr1REQUIRES_VIOLATION, __ldv_list_delErr0REQUIRES_VIOLATION, __ldv_list_delErr1REQUIRES_VIOLATION, __ldv_list_delErr2REQUIRES_VIOLATION, __ldv_list_delErr3REQUIRES_VIOLATION, ldv_kobject_cleanupErr4ASSERT_VIOLATIONMEMORY_FREE, ldv_kobject_cleanupErr1REQUIRES_VIOLATION, ldv_kobject_cleanupErr5ASSERT_VIOLATIONMEMORY_FREE, ldv_kobject_cleanupErr6ASSERT_VIOLATIONMEMORY_FREE, ldv_kobject_cleanupErr0REQUIRES_VIOLATION, ldv_kobject_cleanupErr2ASSERT_VIOLATIONMEMORY_FREE, ldv_kobject_cleanupErr3ASSERT_VIOLATIONMEMORY_FREE, ldv_kobject_cleanupErr7ASSERT_VIOLATIONMEMORY_FREE, ldv_msg_freeErr5ASSERT_VIOLATIONMEMORY_FREE, ldv_msg_freeErr2ASSERT_VIOLATIONMEMORY_FREE, ldv_msg_freeErr1REQUIRES_VIOLATION, ldv_msg_freeErr0REQUIRES_VIOLATION, ldv_msg_freeErr3ASSERT_VIOLATIONMEMORY_FREE, ldv_msg_freeErr6ASSERT_VIOLATIONMEMORY_FREE, ldv_msg_freeErr7ASSERT_VIOLATIONMEMORY_FREE, ldv_msg_freeErr4ASSERT_VIOLATIONMEMORY_FREE, mainErr0ENSURES_VIOLATIONMEMORY_LEAK, LDV_INIT_LIST_HEADErr0REQUIRES_VIOLATION, LDV_INIT_LIST_HEADErr3REQUIRES_VIOLATION, LDV_INIT_LIST_HEADErr2REQUIRES_VIOLATION, LDV_INIT_LIST_HEADErr1REQUIRES_VIOLATION, ldv_list_delErr0REQUIRES_VIOLATION, ldv_list_delErr3REQUIRES_VIOLATION, ldv_list_delErr2REQUIRES_VIOLATION, ldv_list_delErr1REQUIRES_VIOLATION, __ldv_list_addErr3REQUIRES_VIOLATION, __ldv_list_addErr4REQUIRES_VIOLATION, __ldv_list_addErr2REQUIRES_VIOLATION, __ldv_list_addErr5REQUIRES_VIOLATION, __ldv_list_addErr1REQUIRES_VIOLATION, __ldv_list_addErr6REQUIRES_VIOLATION, __ldv_list_addErr0REQUIRES_VIOLATION, __ldv_list_addErr7REQUIRES_VIOLATION, ldv_dev_set_drvdataErr0REQUIRES_VIOLATION, ldv_dev_set_drvdataErr1REQUIRES_VIOLATION, ldv_atomic_sub_returnErr0REQUIRES_VIOLATION, ldv_atomic_sub_returnErr3REQUIRES_VIOLATION, ldv_atomic_sub_returnErr1REQUIRES_VIOLATION, ldv_atomic_sub_returnErr2REQUIRES_VIOLATION, ldv_list_add_tailErr1REQUIRES_VIOLATION, ldv_list_add_tailErr0REQUIRES_VIOLATION, ldv_dev_get_drvdataErr0REQUIRES_VIOLATION, ldv_dev_get_drvdataErr1REQUIRES_VIOLATION, ldv_msg_allocErr1REQUIRES_VIOLATION, ldv_msg_allocErr0REQUIRES_VIOLATION]=== [2019-01-14 19:21:53,289 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-01-14 19:21:53,290 INFO L82 PathProgramCache]: Analyzing trace with hash 1965679745, now seen corresponding path program 1 times [2019-01-14 19:21:53,294 INFO L223 ckRefinementStrategy]: Switched to mode CVC4_FPBP [2019-01-14 19:21:53,295 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 19:21:53,328 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-01-14 19:21:53,447 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-01-14 19:21:53,461 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2019-01-14 19:21:53,502 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 19:21:53,504 INFO L267 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2019-01-14 19:21:53,525 INFO L267 ElimStorePlain]: Start of recursive call 1: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2019-01-14 19:21:53,525 INFO L202 ElimStorePlain]: Needed 2 recursive calls to eliminate 1 variables, input treesize:6, output treesize:5 [2019-01-14 19:21:53,704 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 19:21:53,704 INFO L312 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2019-01-14 19:21:53,712 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-01-14 19:21:53,712 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2019-01-14 19:21:53,717 INFO L459 AbstractCegarLoop]: Interpolant automaton has 5 states [2019-01-14 19:21:53,732 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2019-01-14 19:21:53,733 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2019-01-14 19:21:53,735 INFO L87 Difference]: Start difference. First operand 174 states. Second operand 5 states. [2019-01-14 19:21:54,286 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-01-14 19:21:54,286 INFO L93 Difference]: Finished difference Result 156 states and 167 transitions. [2019-01-14 19:21:54,287 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2019-01-14 19:21:54,288 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 17 [2019-01-14 19:21:54,289 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-01-14 19:21:54,306 INFO L225 Difference]: With dead ends: 156 [2019-01-14 19:21:54,306 INFO L226 Difference]: Without dead ends: 153 [2019-01-14 19:21:54,313 INFO L631 BasicCegarLoop]: 0 DeclaredPredicates, 16 GetRequests, 13 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 19:21:54,331 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 153 states. [2019-01-14 19:21:54,363 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 153 to 147. [2019-01-14 19:21:54,365 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 147 states. [2019-01-14 19:21:54,374 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 147 states to 147 states and 158 transitions. [2019-01-14 19:21:54,375 INFO L78 Accepts]: Start accepts. Automaton has 147 states and 158 transitions. Word has length 17 [2019-01-14 19:21:54,375 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-01-14 19:21:54,376 INFO L480 AbstractCegarLoop]: Abstraction has 147 states and 158 transitions. [2019-01-14 19:21:54,376 INFO L481 AbstractCegarLoop]: Interpolant automaton has 5 states. [2019-01-14 19:21:54,376 INFO L276 IsEmpty]: Start isEmpty. Operand 147 states and 158 transitions. [2019-01-14 19:21:54,377 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2019-01-14 19:21:54,377 INFO L394 BasicCegarLoop]: Found error trace [2019-01-14 19:21:54,377 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 19:21:54,378 INFO L423 AbstractCegarLoop]: === Iteration 2 === [ldv_kref_initErr1REQUIRES_VIOLATION, ldv_kref_initErr0REQUIRES_VIOLATION, ldv_list_addErr0REQUIRES_VIOLATION, ldv_list_addErr1REQUIRES_VIOLATION, ldv_kobject_createErr0REQUIRES_VIOLATION, ldv_kobject_createErr1REQUIRES_VIOLATION, ldv_destroy_msgsErr3REQUIRES_VIOLATION, ldv_destroy_msgsErr1REQUIRES_VIOLATION, ldv_destroy_msgsErr2REQUIRES_VIOLATION, ldv_destroy_msgsErr0REQUIRES_VIOLATION, ldv_destroy_msgsErr5REQUIRES_VIOLATION, ldv_destroy_msgsErr4REQUIRES_VIOLATION, ldv_msg_fillErr4REQUIRES_VIOLATION, ldv_msg_fillErr0REQUIRES_VIOLATION, ldv_msg_fillErr5REQUIRES_VIOLATION, ldv_msg_fillErr2REQUIRES_VIOLATION, ldv_msg_fillErr1REQUIRES_VIOLATION, ldv_msg_fillErr3REQUIRES_VIOLATION, ldv_atomic_add_returnErr0REQUIRES_VIOLATION, ldv_atomic_add_returnErr3REQUIRES_VIOLATION, ldv_atomic_add_returnErr2REQUIRES_VIOLATION, ldv_atomic_add_returnErr1REQUIRES_VIOLATION, __ldv_list_delErr0REQUIRES_VIOLATION, __ldv_list_delErr1REQUIRES_VIOLATION, __ldv_list_delErr2REQUIRES_VIOLATION, __ldv_list_delErr3REQUIRES_VIOLATION, ldv_kobject_cleanupErr4ASSERT_VIOLATIONMEMORY_FREE, ldv_kobject_cleanupErr1REQUIRES_VIOLATION, ldv_kobject_cleanupErr5ASSERT_VIOLATIONMEMORY_FREE, ldv_kobject_cleanupErr6ASSERT_VIOLATIONMEMORY_FREE, ldv_kobject_cleanupErr0REQUIRES_VIOLATION, ldv_kobject_cleanupErr2ASSERT_VIOLATIONMEMORY_FREE, ldv_kobject_cleanupErr3ASSERT_VIOLATIONMEMORY_FREE, ldv_kobject_cleanupErr7ASSERT_VIOLATIONMEMORY_FREE, ldv_msg_freeErr5ASSERT_VIOLATIONMEMORY_FREE, ldv_msg_freeErr2ASSERT_VIOLATIONMEMORY_FREE, ldv_msg_freeErr1REQUIRES_VIOLATION, ldv_msg_freeErr0REQUIRES_VIOLATION, ldv_msg_freeErr3ASSERT_VIOLATIONMEMORY_FREE, ldv_msg_freeErr6ASSERT_VIOLATIONMEMORY_FREE, ldv_msg_freeErr7ASSERT_VIOLATIONMEMORY_FREE, ldv_msg_freeErr4ASSERT_VIOLATIONMEMORY_FREE, mainErr0ENSURES_VIOLATIONMEMORY_LEAK, LDV_INIT_LIST_HEADErr0REQUIRES_VIOLATION, LDV_INIT_LIST_HEADErr3REQUIRES_VIOLATION, LDV_INIT_LIST_HEADErr2REQUIRES_VIOLATION, LDV_INIT_LIST_HEADErr1REQUIRES_VIOLATION, ldv_list_delErr0REQUIRES_VIOLATION, ldv_list_delErr3REQUIRES_VIOLATION, ldv_list_delErr2REQUIRES_VIOLATION, ldv_list_delErr1REQUIRES_VIOLATION, __ldv_list_addErr3REQUIRES_VIOLATION, __ldv_list_addErr4REQUIRES_VIOLATION, __ldv_list_addErr2REQUIRES_VIOLATION, __ldv_list_addErr5REQUIRES_VIOLATION, __ldv_list_addErr1REQUIRES_VIOLATION, __ldv_list_addErr6REQUIRES_VIOLATION, __ldv_list_addErr0REQUIRES_VIOLATION, __ldv_list_addErr7REQUIRES_VIOLATION, ldv_dev_set_drvdataErr0REQUIRES_VIOLATION, ldv_dev_set_drvdataErr1REQUIRES_VIOLATION, ldv_atomic_sub_returnErr0REQUIRES_VIOLATION, ldv_atomic_sub_returnErr3REQUIRES_VIOLATION, ldv_atomic_sub_returnErr1REQUIRES_VIOLATION, ldv_atomic_sub_returnErr2REQUIRES_VIOLATION, ldv_list_add_tailErr1REQUIRES_VIOLATION, ldv_list_add_tailErr0REQUIRES_VIOLATION, ldv_dev_get_drvdataErr0REQUIRES_VIOLATION, ldv_dev_get_drvdataErr1REQUIRES_VIOLATION, ldv_msg_allocErr1REQUIRES_VIOLATION, ldv_msg_allocErr0REQUIRES_VIOLATION]=== [2019-01-14 19:21:54,378 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-01-14 19:21:54,378 INFO L82 PathProgramCache]: Analyzing trace with hash 1965679746, now seen corresponding path program 1 times [2019-01-14 19:21:54,379 INFO L223 ckRefinementStrategy]: Switched to mode CVC4_FPBP [2019-01-14 19:21:54,380 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 19:21:54,405 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-01-14 19:21:54,479 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-01-14 19:21:54,483 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2019-01-14 19:21:54,511 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 19:21:54,511 INFO L267 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2019-01-14 19:21:54,523 INFO L267 ElimStorePlain]: Start of recursive call 1: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2019-01-14 19:21:54,523 INFO L202 ElimStorePlain]: Needed 2 recursive calls to eliminate 1 variables, input treesize:10, output treesize:9 [2019-01-14 19:21:54,592 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 19:21:54,592 INFO L312 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2019-01-14 19:21:54,595 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-01-14 19:21:54,596 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2019-01-14 19:21:54,597 INFO L459 AbstractCegarLoop]: Interpolant automaton has 6 states [2019-01-14 19:21:54,598 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2019-01-14 19:21:54,598 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2019-01-14 19:21:54,599 INFO L87 Difference]: Start difference. First operand 147 states and 158 transitions. Second operand 6 states. [2019-01-14 19:21:55,121 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-01-14 19:21:55,121 INFO L93 Difference]: Finished difference Result 152 states and 163 transitions. [2019-01-14 19:21:55,122 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2019-01-14 19:21:55,122 INFO L78 Accepts]: Start accepts. Automaton has 6 states. Word has length 17 [2019-01-14 19:21:55,122 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-01-14 19:21:55,125 INFO L225 Difference]: With dead ends: 152 [2019-01-14 19:21:55,125 INFO L226 Difference]: Without dead ends: 152 [2019-01-14 19:21:55,127 INFO L631 BasicCegarLoop]: 0 DeclaredPredicates, 17 GetRequests, 12 SyntacticMatches, 0 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=13, Invalid=29, Unknown=0, NotChecked=0, Total=42 [2019-01-14 19:21:55,127 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 152 states. [2019-01-14 19:21:55,140 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 152 to 147. [2019-01-14 19:21:55,140 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 147 states. [2019-01-14 19:21:55,144 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 147 states to 147 states and 157 transitions. [2019-01-14 19:21:55,145 INFO L78 Accepts]: Start accepts. Automaton has 147 states and 157 transitions. Word has length 17 [2019-01-14 19:21:55,145 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-01-14 19:21:55,145 INFO L480 AbstractCegarLoop]: Abstraction has 147 states and 157 transitions. [2019-01-14 19:21:55,146 INFO L481 AbstractCegarLoop]: Interpolant automaton has 6 states. [2019-01-14 19:21:55,146 INFO L276 IsEmpty]: Start isEmpty. Operand 147 states and 157 transitions. [2019-01-14 19:21:55,147 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2019-01-14 19:21:55,147 INFO L394 BasicCegarLoop]: Found error trace [2019-01-14 19:21:55,147 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 19:21:55,148 INFO L423 AbstractCegarLoop]: === Iteration 3 === [ldv_kref_initErr1REQUIRES_VIOLATION, ldv_kref_initErr0REQUIRES_VIOLATION, ldv_list_addErr0REQUIRES_VIOLATION, ldv_list_addErr1REQUIRES_VIOLATION, ldv_kobject_createErr0REQUIRES_VIOLATION, ldv_kobject_createErr1REQUIRES_VIOLATION, ldv_destroy_msgsErr3REQUIRES_VIOLATION, ldv_destroy_msgsErr1REQUIRES_VIOLATION, ldv_destroy_msgsErr2REQUIRES_VIOLATION, ldv_destroy_msgsErr0REQUIRES_VIOLATION, ldv_destroy_msgsErr5REQUIRES_VIOLATION, ldv_destroy_msgsErr4REQUIRES_VIOLATION, ldv_msg_fillErr4REQUIRES_VIOLATION, ldv_msg_fillErr0REQUIRES_VIOLATION, ldv_msg_fillErr5REQUIRES_VIOLATION, ldv_msg_fillErr2REQUIRES_VIOLATION, ldv_msg_fillErr1REQUIRES_VIOLATION, ldv_msg_fillErr3REQUIRES_VIOLATION, ldv_atomic_add_returnErr0REQUIRES_VIOLATION, ldv_atomic_add_returnErr3REQUIRES_VIOLATION, ldv_atomic_add_returnErr2REQUIRES_VIOLATION, ldv_atomic_add_returnErr1REQUIRES_VIOLATION, __ldv_list_delErr0REQUIRES_VIOLATION, __ldv_list_delErr1REQUIRES_VIOLATION, __ldv_list_delErr2REQUIRES_VIOLATION, __ldv_list_delErr3REQUIRES_VIOLATION, ldv_kobject_cleanupErr4ASSERT_VIOLATIONMEMORY_FREE, ldv_kobject_cleanupErr1REQUIRES_VIOLATION, ldv_kobject_cleanupErr5ASSERT_VIOLATIONMEMORY_FREE, ldv_kobject_cleanupErr6ASSERT_VIOLATIONMEMORY_FREE, ldv_kobject_cleanupErr0REQUIRES_VIOLATION, ldv_kobject_cleanupErr2ASSERT_VIOLATIONMEMORY_FREE, ldv_kobject_cleanupErr3ASSERT_VIOLATIONMEMORY_FREE, ldv_kobject_cleanupErr7ASSERT_VIOLATIONMEMORY_FREE, ldv_msg_freeErr5ASSERT_VIOLATIONMEMORY_FREE, ldv_msg_freeErr2ASSERT_VIOLATIONMEMORY_FREE, ldv_msg_freeErr1REQUIRES_VIOLATION, ldv_msg_freeErr0REQUIRES_VIOLATION, ldv_msg_freeErr3ASSERT_VIOLATIONMEMORY_FREE, ldv_msg_freeErr6ASSERT_VIOLATIONMEMORY_FREE, ldv_msg_freeErr7ASSERT_VIOLATIONMEMORY_FREE, ldv_msg_freeErr4ASSERT_VIOLATIONMEMORY_FREE, mainErr0ENSURES_VIOLATIONMEMORY_LEAK, LDV_INIT_LIST_HEADErr0REQUIRES_VIOLATION, LDV_INIT_LIST_HEADErr3REQUIRES_VIOLATION, LDV_INIT_LIST_HEADErr2REQUIRES_VIOLATION, LDV_INIT_LIST_HEADErr1REQUIRES_VIOLATION, ldv_list_delErr0REQUIRES_VIOLATION, ldv_list_delErr3REQUIRES_VIOLATION, ldv_list_delErr2REQUIRES_VIOLATION, ldv_list_delErr1REQUIRES_VIOLATION, __ldv_list_addErr3REQUIRES_VIOLATION, __ldv_list_addErr4REQUIRES_VIOLATION, __ldv_list_addErr2REQUIRES_VIOLATION, __ldv_list_addErr5REQUIRES_VIOLATION, __ldv_list_addErr1REQUIRES_VIOLATION, __ldv_list_addErr6REQUIRES_VIOLATION, __ldv_list_addErr0REQUIRES_VIOLATION, __ldv_list_addErr7REQUIRES_VIOLATION, ldv_dev_set_drvdataErr0REQUIRES_VIOLATION, ldv_dev_set_drvdataErr1REQUIRES_VIOLATION, ldv_atomic_sub_returnErr0REQUIRES_VIOLATION, ldv_atomic_sub_returnErr3REQUIRES_VIOLATION, ldv_atomic_sub_returnErr1REQUIRES_VIOLATION, ldv_atomic_sub_returnErr2REQUIRES_VIOLATION, ldv_list_add_tailErr1REQUIRES_VIOLATION, ldv_list_add_tailErr0REQUIRES_VIOLATION, ldv_dev_get_drvdataErr0REQUIRES_VIOLATION, ldv_dev_get_drvdataErr1REQUIRES_VIOLATION, ldv_msg_allocErr1REQUIRES_VIOLATION, ldv_msg_allocErr0REQUIRES_VIOLATION]=== [2019-01-14 19:21:55,148 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-01-14 19:21:55,148 INFO L82 PathProgramCache]: Analyzing trace with hash 1994308896, now seen corresponding path program 1 times [2019-01-14 19:21:55,148 INFO L223 ckRefinementStrategy]: Switched to mode CVC4_FPBP [2019-01-14 19:21:55,148 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 19:21:55,173 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-01-14 19:21:55,225 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-01-14 19:21:55,228 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2019-01-14 19:21:55,321 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 19:21:55,322 INFO L312 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2019-01-14 19:21:55,328 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-01-14 19:21:55,328 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2019-01-14 19:21:55,328 INFO L459 AbstractCegarLoop]: Interpolant automaton has 5 states [2019-01-14 19:21:55,328 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2019-01-14 19:21:55,329 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2019-01-14 19:21:55,330 INFO L87 Difference]: Start difference. First operand 147 states and 157 transitions. Second operand 5 states. [2019-01-14 19:21:55,414 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-01-14 19:21:55,416 INFO L93 Difference]: Finished difference Result 146 states and 154 transitions. [2019-01-14 19:21:55,419 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2019-01-14 19:21:55,419 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 17 [2019-01-14 19:21:55,420 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-01-14 19:21:55,425 INFO L225 Difference]: With dead ends: 146 [2019-01-14 19:21:55,426 INFO L226 Difference]: Without dead ends: 146 [2019-01-14 19:21:55,426 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 19:21:55,427 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 146 states. [2019-01-14 19:21:55,447 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 146 to 144. [2019-01-14 19:21:55,449 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 144 states. [2019-01-14 19:21:55,452 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 144 states to 144 states and 152 transitions. [2019-01-14 19:21:55,457 INFO L78 Accepts]: Start accepts. Automaton has 144 states and 152 transitions. Word has length 17 [2019-01-14 19:21:55,458 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-01-14 19:21:55,458 INFO L480 AbstractCegarLoop]: Abstraction has 144 states and 152 transitions. [2019-01-14 19:21:55,458 INFO L481 AbstractCegarLoop]: Interpolant automaton has 5 states. [2019-01-14 19:21:55,459 INFO L276 IsEmpty]: Start isEmpty. Operand 144 states and 152 transitions. [2019-01-14 19:21:55,460 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2019-01-14 19:21:55,460 INFO L394 BasicCegarLoop]: Found error trace [2019-01-14 19:21:55,460 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] [2019-01-14 19:21:55,465 INFO L423 AbstractCegarLoop]: === Iteration 4 === [ldv_kref_initErr1REQUIRES_VIOLATION, ldv_kref_initErr0REQUIRES_VIOLATION, ldv_list_addErr0REQUIRES_VIOLATION, ldv_list_addErr1REQUIRES_VIOLATION, ldv_kobject_createErr0REQUIRES_VIOLATION, ldv_kobject_createErr1REQUIRES_VIOLATION, ldv_destroy_msgsErr3REQUIRES_VIOLATION, ldv_destroy_msgsErr1REQUIRES_VIOLATION, ldv_destroy_msgsErr2REQUIRES_VIOLATION, ldv_destroy_msgsErr0REQUIRES_VIOLATION, ldv_destroy_msgsErr5REQUIRES_VIOLATION, ldv_destroy_msgsErr4REQUIRES_VIOLATION, ldv_msg_fillErr4REQUIRES_VIOLATION, ldv_msg_fillErr0REQUIRES_VIOLATION, ldv_msg_fillErr5REQUIRES_VIOLATION, ldv_msg_fillErr2REQUIRES_VIOLATION, ldv_msg_fillErr1REQUIRES_VIOLATION, ldv_msg_fillErr3REQUIRES_VIOLATION, ldv_atomic_add_returnErr0REQUIRES_VIOLATION, ldv_atomic_add_returnErr3REQUIRES_VIOLATION, ldv_atomic_add_returnErr2REQUIRES_VIOLATION, ldv_atomic_add_returnErr1REQUIRES_VIOLATION, __ldv_list_delErr0REQUIRES_VIOLATION, __ldv_list_delErr1REQUIRES_VIOLATION, __ldv_list_delErr2REQUIRES_VIOLATION, __ldv_list_delErr3REQUIRES_VIOLATION, ldv_kobject_cleanupErr4ASSERT_VIOLATIONMEMORY_FREE, ldv_kobject_cleanupErr1REQUIRES_VIOLATION, ldv_kobject_cleanupErr5ASSERT_VIOLATIONMEMORY_FREE, ldv_kobject_cleanupErr6ASSERT_VIOLATIONMEMORY_FREE, ldv_kobject_cleanupErr0REQUIRES_VIOLATION, ldv_kobject_cleanupErr2ASSERT_VIOLATIONMEMORY_FREE, ldv_kobject_cleanupErr3ASSERT_VIOLATIONMEMORY_FREE, ldv_kobject_cleanupErr7ASSERT_VIOLATIONMEMORY_FREE, ldv_msg_freeErr5ASSERT_VIOLATIONMEMORY_FREE, ldv_msg_freeErr2ASSERT_VIOLATIONMEMORY_FREE, ldv_msg_freeErr1REQUIRES_VIOLATION, ldv_msg_freeErr0REQUIRES_VIOLATION, ldv_msg_freeErr3ASSERT_VIOLATIONMEMORY_FREE, ldv_msg_freeErr6ASSERT_VIOLATIONMEMORY_FREE, ldv_msg_freeErr7ASSERT_VIOLATIONMEMORY_FREE, ldv_msg_freeErr4ASSERT_VIOLATIONMEMORY_FREE, mainErr0ENSURES_VIOLATIONMEMORY_LEAK, LDV_INIT_LIST_HEADErr0REQUIRES_VIOLATION, LDV_INIT_LIST_HEADErr3REQUIRES_VIOLATION, LDV_INIT_LIST_HEADErr2REQUIRES_VIOLATION, LDV_INIT_LIST_HEADErr1REQUIRES_VIOLATION, ldv_list_delErr0REQUIRES_VIOLATION, ldv_list_delErr3REQUIRES_VIOLATION, ldv_list_delErr2REQUIRES_VIOLATION, ldv_list_delErr1REQUIRES_VIOLATION, __ldv_list_addErr3REQUIRES_VIOLATION, __ldv_list_addErr4REQUIRES_VIOLATION, __ldv_list_addErr2REQUIRES_VIOLATION, __ldv_list_addErr5REQUIRES_VIOLATION, __ldv_list_addErr1REQUIRES_VIOLATION, __ldv_list_addErr6REQUIRES_VIOLATION, __ldv_list_addErr0REQUIRES_VIOLATION, __ldv_list_addErr7REQUIRES_VIOLATION, ldv_dev_set_drvdataErr0REQUIRES_VIOLATION, ldv_dev_set_drvdataErr1REQUIRES_VIOLATION, ldv_atomic_sub_returnErr0REQUIRES_VIOLATION, ldv_atomic_sub_returnErr3REQUIRES_VIOLATION, ldv_atomic_sub_returnErr1REQUIRES_VIOLATION, ldv_atomic_sub_returnErr2REQUIRES_VIOLATION, ldv_list_add_tailErr1REQUIRES_VIOLATION, ldv_list_add_tailErr0REQUIRES_VIOLATION, ldv_dev_get_drvdataErr0REQUIRES_VIOLATION, ldv_dev_get_drvdataErr1REQUIRES_VIOLATION, ldv_msg_allocErr1REQUIRES_VIOLATION, ldv_msg_allocErr0REQUIRES_VIOLATION]=== [2019-01-14 19:21:55,465 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-01-14 19:21:55,465 INFO L82 PathProgramCache]: Analyzing trace with hash 5359811, now seen corresponding path program 1 times [2019-01-14 19:21:55,471 INFO L223 ckRefinementStrategy]: Switched to mode CVC4_FPBP [2019-01-14 19:21:55,471 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 19:21:55,509 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-01-14 19:21:55,633 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-01-14 19:21:55,637 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2019-01-14 19:21:55,754 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 19:21:55,754 INFO L312 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2019-01-14 19:21:55,757 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-01-14 19:21:55,758 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2019-01-14 19:21:55,758 INFO L459 AbstractCegarLoop]: Interpolant automaton has 5 states [2019-01-14 19:21:55,758 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2019-01-14 19:21:55,758 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2019-01-14 19:21:55,759 INFO L87 Difference]: Start difference. First operand 144 states and 152 transitions. Second operand 5 states. [2019-01-14 19:21:55,796 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-01-14 19:21:55,796 INFO L93 Difference]: Finished difference Result 146 states and 153 transitions. [2019-01-14 19:21:55,797 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2019-01-14 19:21:55,798 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 27 [2019-01-14 19:21:55,798 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-01-14 19:21:55,800 INFO L225 Difference]: With dead ends: 146 [2019-01-14 19:21:55,800 INFO L226 Difference]: Without dead ends: 146 [2019-01-14 19:21:55,800 INFO L631 BasicCegarLoop]: 0 DeclaredPredicates, 26 GetRequests, 23 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 19:21:55,801 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 146 states. [2019-01-14 19:21:55,809 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 146 to 144. [2019-01-14 19:21:55,809 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 144 states. [2019-01-14 19:21:55,812 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 144 states to 144 states and 151 transitions. [2019-01-14 19:21:55,812 INFO L78 Accepts]: Start accepts. Automaton has 144 states and 151 transitions. Word has length 27 [2019-01-14 19:21:55,812 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-01-14 19:21:55,812 INFO L480 AbstractCegarLoop]: Abstraction has 144 states and 151 transitions. [2019-01-14 19:21:55,812 INFO L481 AbstractCegarLoop]: Interpolant automaton has 5 states. [2019-01-14 19:21:55,812 INFO L276 IsEmpty]: Start isEmpty. Operand 144 states and 151 transitions. [2019-01-14 19:21:55,814 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2019-01-14 19:21:55,815 INFO L394 BasicCegarLoop]: Found error trace [2019-01-14 19:21:55,815 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] [2019-01-14 19:21:55,815 INFO L423 AbstractCegarLoop]: === Iteration 5 === [ldv_kref_initErr1REQUIRES_VIOLATION, ldv_kref_initErr0REQUIRES_VIOLATION, ldv_list_addErr0REQUIRES_VIOLATION, ldv_list_addErr1REQUIRES_VIOLATION, ldv_kobject_createErr0REQUIRES_VIOLATION, ldv_kobject_createErr1REQUIRES_VIOLATION, ldv_destroy_msgsErr3REQUIRES_VIOLATION, ldv_destroy_msgsErr1REQUIRES_VIOLATION, ldv_destroy_msgsErr2REQUIRES_VIOLATION, ldv_destroy_msgsErr0REQUIRES_VIOLATION, ldv_destroy_msgsErr5REQUIRES_VIOLATION, ldv_destroy_msgsErr4REQUIRES_VIOLATION, ldv_msg_fillErr4REQUIRES_VIOLATION, ldv_msg_fillErr0REQUIRES_VIOLATION, ldv_msg_fillErr5REQUIRES_VIOLATION, ldv_msg_fillErr2REQUIRES_VIOLATION, ldv_msg_fillErr1REQUIRES_VIOLATION, ldv_msg_fillErr3REQUIRES_VIOLATION, ldv_atomic_add_returnErr0REQUIRES_VIOLATION, ldv_atomic_add_returnErr3REQUIRES_VIOLATION, ldv_atomic_add_returnErr2REQUIRES_VIOLATION, ldv_atomic_add_returnErr1REQUIRES_VIOLATION, __ldv_list_delErr0REQUIRES_VIOLATION, __ldv_list_delErr1REQUIRES_VIOLATION, __ldv_list_delErr2REQUIRES_VIOLATION, __ldv_list_delErr3REQUIRES_VIOLATION, ldv_kobject_cleanupErr4ASSERT_VIOLATIONMEMORY_FREE, ldv_kobject_cleanupErr1REQUIRES_VIOLATION, ldv_kobject_cleanupErr5ASSERT_VIOLATIONMEMORY_FREE, ldv_kobject_cleanupErr6ASSERT_VIOLATIONMEMORY_FREE, ldv_kobject_cleanupErr0REQUIRES_VIOLATION, ldv_kobject_cleanupErr2ASSERT_VIOLATIONMEMORY_FREE, ldv_kobject_cleanupErr3ASSERT_VIOLATIONMEMORY_FREE, ldv_kobject_cleanupErr7ASSERT_VIOLATIONMEMORY_FREE, ldv_msg_freeErr5ASSERT_VIOLATIONMEMORY_FREE, ldv_msg_freeErr2ASSERT_VIOLATIONMEMORY_FREE, ldv_msg_freeErr1REQUIRES_VIOLATION, ldv_msg_freeErr0REQUIRES_VIOLATION, ldv_msg_freeErr3ASSERT_VIOLATIONMEMORY_FREE, ldv_msg_freeErr6ASSERT_VIOLATIONMEMORY_FREE, ldv_msg_freeErr7ASSERT_VIOLATIONMEMORY_FREE, ldv_msg_freeErr4ASSERT_VIOLATIONMEMORY_FREE, mainErr0ENSURES_VIOLATIONMEMORY_LEAK, LDV_INIT_LIST_HEADErr0REQUIRES_VIOLATION, LDV_INIT_LIST_HEADErr3REQUIRES_VIOLATION, LDV_INIT_LIST_HEADErr2REQUIRES_VIOLATION, LDV_INIT_LIST_HEADErr1REQUIRES_VIOLATION, ldv_list_delErr0REQUIRES_VIOLATION, ldv_list_delErr3REQUIRES_VIOLATION, ldv_list_delErr2REQUIRES_VIOLATION, ldv_list_delErr1REQUIRES_VIOLATION, __ldv_list_addErr3REQUIRES_VIOLATION, __ldv_list_addErr4REQUIRES_VIOLATION, __ldv_list_addErr2REQUIRES_VIOLATION, __ldv_list_addErr5REQUIRES_VIOLATION, __ldv_list_addErr1REQUIRES_VIOLATION, __ldv_list_addErr6REQUIRES_VIOLATION, __ldv_list_addErr0REQUIRES_VIOLATION, __ldv_list_addErr7REQUIRES_VIOLATION, ldv_dev_set_drvdataErr0REQUIRES_VIOLATION, ldv_dev_set_drvdataErr1REQUIRES_VIOLATION, ldv_atomic_sub_returnErr0REQUIRES_VIOLATION, ldv_atomic_sub_returnErr3REQUIRES_VIOLATION, ldv_atomic_sub_returnErr1REQUIRES_VIOLATION, ldv_atomic_sub_returnErr2REQUIRES_VIOLATION, ldv_list_add_tailErr1REQUIRES_VIOLATION, ldv_list_add_tailErr0REQUIRES_VIOLATION, ldv_dev_get_drvdataErr0REQUIRES_VIOLATION, ldv_dev_get_drvdataErr1REQUIRES_VIOLATION, ldv_msg_allocErr1REQUIRES_VIOLATION, ldv_msg_allocErr0REQUIRES_VIOLATION]=== [2019-01-14 19:21:55,815 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-01-14 19:21:55,818 INFO L82 PathProgramCache]: Analyzing trace with hash -505174366, now seen corresponding path program 1 times [2019-01-14 19:21:55,818 INFO L223 ckRefinementStrategy]: Switched to mode CVC4_FPBP [2019-01-14 19:21:55,818 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 19:21:55,837 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-01-14 19:21:55,919 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-01-14 19:21:55,924 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2019-01-14 19:21:56,253 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 19:21:56,256 INFO L312 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2019-01-14 19:21:56,260 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-01-14 19:21:56,260 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2019-01-14 19:21:56,261 INFO L459 AbstractCegarLoop]: Interpolant automaton has 7 states [2019-01-14 19:21:56,261 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2019-01-14 19:21:56,261 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=11, Invalid=31, Unknown=0, NotChecked=0, Total=42 [2019-01-14 19:21:56,262 INFO L87 Difference]: Start difference. First operand 144 states and 151 transitions. Second operand 7 states. [2019-01-14 19:21:56,430 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-01-14 19:21:56,431 INFO L93 Difference]: Finished difference Result 160 states and 168 transitions. [2019-01-14 19:21:56,437 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2019-01-14 19:21:56,437 INFO L78 Accepts]: Start accepts. Automaton has 7 states. Word has length 27 [2019-01-14 19:21:56,438 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-01-14 19:21:56,439 INFO L225 Difference]: With dead ends: 160 [2019-01-14 19:21:56,440 INFO L226 Difference]: Without dead ends: 160 [2019-01-14 19:21:56,440 INFO L631 BasicCegarLoop]: 0 DeclaredPredicates, 27 GetRequests, 21 SyntacticMatches, 0 SemanticMatches, 6 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.3s TimeCoverageRelationStatistics Valid=15, Invalid=41, Unknown=0, NotChecked=0, Total=56 [2019-01-14 19:21:56,441 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 160 states. [2019-01-14 19:21:56,453 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 160 to 153. [2019-01-14 19:21:56,453 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 153 states. [2019-01-14 19:21:56,455 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 153 states to 153 states and 160 transitions. [2019-01-14 19:21:56,456 INFO L78 Accepts]: Start accepts. Automaton has 153 states and 160 transitions. Word has length 27 [2019-01-14 19:21:56,457 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-01-14 19:21:56,458 INFO L480 AbstractCegarLoop]: Abstraction has 153 states and 160 transitions. [2019-01-14 19:21:56,458 INFO L481 AbstractCegarLoop]: Interpolant automaton has 7 states. [2019-01-14 19:21:56,458 INFO L276 IsEmpty]: Start isEmpty. Operand 153 states and 160 transitions. [2019-01-14 19:21:56,460 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2019-01-14 19:21:56,463 INFO L394 BasicCegarLoop]: Found error trace [2019-01-14 19:21:56,463 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 19:21:56,464 INFO L423 AbstractCegarLoop]: === Iteration 6 === [ldv_kref_initErr1REQUIRES_VIOLATION, ldv_kref_initErr0REQUIRES_VIOLATION, ldv_list_addErr0REQUIRES_VIOLATION, ldv_list_addErr1REQUIRES_VIOLATION, ldv_kobject_createErr0REQUIRES_VIOLATION, ldv_kobject_createErr1REQUIRES_VIOLATION, ldv_destroy_msgsErr3REQUIRES_VIOLATION, ldv_destroy_msgsErr1REQUIRES_VIOLATION, ldv_destroy_msgsErr2REQUIRES_VIOLATION, ldv_destroy_msgsErr0REQUIRES_VIOLATION, ldv_destroy_msgsErr5REQUIRES_VIOLATION, ldv_destroy_msgsErr4REQUIRES_VIOLATION, ldv_msg_fillErr4REQUIRES_VIOLATION, ldv_msg_fillErr0REQUIRES_VIOLATION, ldv_msg_fillErr5REQUIRES_VIOLATION, ldv_msg_fillErr2REQUIRES_VIOLATION, ldv_msg_fillErr1REQUIRES_VIOLATION, ldv_msg_fillErr3REQUIRES_VIOLATION, ldv_atomic_add_returnErr0REQUIRES_VIOLATION, ldv_atomic_add_returnErr3REQUIRES_VIOLATION, ldv_atomic_add_returnErr2REQUIRES_VIOLATION, ldv_atomic_add_returnErr1REQUIRES_VIOLATION, __ldv_list_delErr0REQUIRES_VIOLATION, __ldv_list_delErr1REQUIRES_VIOLATION, __ldv_list_delErr2REQUIRES_VIOLATION, __ldv_list_delErr3REQUIRES_VIOLATION, ldv_kobject_cleanupErr4ASSERT_VIOLATIONMEMORY_FREE, ldv_kobject_cleanupErr1REQUIRES_VIOLATION, ldv_kobject_cleanupErr5ASSERT_VIOLATIONMEMORY_FREE, ldv_kobject_cleanupErr6ASSERT_VIOLATIONMEMORY_FREE, ldv_kobject_cleanupErr0REQUIRES_VIOLATION, ldv_kobject_cleanupErr2ASSERT_VIOLATIONMEMORY_FREE, ldv_kobject_cleanupErr3ASSERT_VIOLATIONMEMORY_FREE, ldv_kobject_cleanupErr7ASSERT_VIOLATIONMEMORY_FREE, ldv_msg_freeErr5ASSERT_VIOLATIONMEMORY_FREE, ldv_msg_freeErr2ASSERT_VIOLATIONMEMORY_FREE, ldv_msg_freeErr1REQUIRES_VIOLATION, ldv_msg_freeErr0REQUIRES_VIOLATION, ldv_msg_freeErr3ASSERT_VIOLATIONMEMORY_FREE, ldv_msg_freeErr6ASSERT_VIOLATIONMEMORY_FREE, ldv_msg_freeErr7ASSERT_VIOLATIONMEMORY_FREE, ldv_msg_freeErr4ASSERT_VIOLATIONMEMORY_FREE, mainErr0ENSURES_VIOLATIONMEMORY_LEAK, LDV_INIT_LIST_HEADErr0REQUIRES_VIOLATION, LDV_INIT_LIST_HEADErr3REQUIRES_VIOLATION, LDV_INIT_LIST_HEADErr2REQUIRES_VIOLATION, LDV_INIT_LIST_HEADErr1REQUIRES_VIOLATION, ldv_list_delErr0REQUIRES_VIOLATION, ldv_list_delErr3REQUIRES_VIOLATION, ldv_list_delErr2REQUIRES_VIOLATION, ldv_list_delErr1REQUIRES_VIOLATION, __ldv_list_addErr3REQUIRES_VIOLATION, __ldv_list_addErr4REQUIRES_VIOLATION, __ldv_list_addErr2REQUIRES_VIOLATION, __ldv_list_addErr5REQUIRES_VIOLATION, __ldv_list_addErr1REQUIRES_VIOLATION, __ldv_list_addErr6REQUIRES_VIOLATION, __ldv_list_addErr0REQUIRES_VIOLATION, __ldv_list_addErr7REQUIRES_VIOLATION, ldv_dev_set_drvdataErr0REQUIRES_VIOLATION, ldv_dev_set_drvdataErr1REQUIRES_VIOLATION, ldv_atomic_sub_returnErr0REQUIRES_VIOLATION, ldv_atomic_sub_returnErr3REQUIRES_VIOLATION, ldv_atomic_sub_returnErr1REQUIRES_VIOLATION, ldv_atomic_sub_returnErr2REQUIRES_VIOLATION, ldv_list_add_tailErr1REQUIRES_VIOLATION, ldv_list_add_tailErr0REQUIRES_VIOLATION, ldv_dev_get_drvdataErr0REQUIRES_VIOLATION, ldv_dev_get_drvdataErr1REQUIRES_VIOLATION, ldv_msg_allocErr1REQUIRES_VIOLATION, ldv_msg_allocErr0REQUIRES_VIOLATION]=== [2019-01-14 19:21:56,464 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-01-14 19:21:56,464 INFO L82 PathProgramCache]: Analyzing trace with hash 314633635, now seen corresponding path program 1 times [2019-01-14 19:21:56,464 INFO L223 ckRefinementStrategy]: Switched to mode CVC4_FPBP [2019-01-14 19:21:56,465 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 19:21:56,481 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-01-14 19:21:56,573 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-01-14 19:21:56,577 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2019-01-14 19:21:56,598 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 19:21:56,599 INFO L312 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [MP cvc4 --incremental --print-success --lang smt --rewrite-divk (7)] Exception during sending of exit command (exit): Broken pipe [2019-01-14 19:21:56,607 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-01-14 19:21:56,607 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2019-01-14 19:21:56,607 INFO L459 AbstractCegarLoop]: Interpolant automaton has 4 states [2019-01-14 19:21:56,608 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2019-01-14 19:21:56,608 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2019-01-14 19:21:56,608 INFO L87 Difference]: Start difference. First operand 153 states and 160 transitions. Second operand 4 states. [2019-01-14 19:21:56,656 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-01-14 19:21:56,657 INFO L93 Difference]: Finished difference Result 156 states and 163 transitions. [2019-01-14 19:21:56,659 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2019-01-14 19:21:56,659 INFO L78 Accepts]: Start accepts. Automaton has 4 states. Word has length 32 [2019-01-14 19:21:56,660 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-01-14 19:21:56,661 INFO L225 Difference]: With dead ends: 156 [2019-01-14 19:21:56,661 INFO L226 Difference]: Without dead ends: 154 [2019-01-14 19:21:56,662 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 19:21:56,663 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 154 states. [2019-01-14 19:21:56,670 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 154 to 154. [2019-01-14 19:21:56,671 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 154 states. [2019-01-14 19:21:56,672 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 154 states to 154 states and 161 transitions. [2019-01-14 19:21:56,673 INFO L78 Accepts]: Start accepts. Automaton has 154 states and 161 transitions. Word has length 32 [2019-01-14 19:21:56,673 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-01-14 19:21:56,673 INFO L480 AbstractCegarLoop]: Abstraction has 154 states and 161 transitions. [2019-01-14 19:21:56,673 INFO L481 AbstractCegarLoop]: Interpolant automaton has 4 states. [2019-01-14 19:21:56,673 INFO L276 IsEmpty]: Start isEmpty. Operand 154 states and 161 transitions. [2019-01-14 19:21:56,676 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 34 [2019-01-14 19:21:56,676 INFO L394 BasicCegarLoop]: Found error trace [2019-01-14 19:21:56,676 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 19:21:56,677 INFO L423 AbstractCegarLoop]: === Iteration 7 === [ldv_kref_initErr1REQUIRES_VIOLATION, ldv_kref_initErr0REQUIRES_VIOLATION, ldv_list_addErr0REQUIRES_VIOLATION, ldv_list_addErr1REQUIRES_VIOLATION, ldv_kobject_createErr0REQUIRES_VIOLATION, ldv_kobject_createErr1REQUIRES_VIOLATION, ldv_destroy_msgsErr3REQUIRES_VIOLATION, ldv_destroy_msgsErr1REQUIRES_VIOLATION, ldv_destroy_msgsErr2REQUIRES_VIOLATION, ldv_destroy_msgsErr0REQUIRES_VIOLATION, ldv_destroy_msgsErr5REQUIRES_VIOLATION, ldv_destroy_msgsErr4REQUIRES_VIOLATION, ldv_msg_fillErr4REQUIRES_VIOLATION, ldv_msg_fillErr0REQUIRES_VIOLATION, ldv_msg_fillErr5REQUIRES_VIOLATION, ldv_msg_fillErr2REQUIRES_VIOLATION, ldv_msg_fillErr1REQUIRES_VIOLATION, ldv_msg_fillErr3REQUIRES_VIOLATION, ldv_atomic_add_returnErr0REQUIRES_VIOLATION, ldv_atomic_add_returnErr3REQUIRES_VIOLATION, ldv_atomic_add_returnErr2REQUIRES_VIOLATION, ldv_atomic_add_returnErr1REQUIRES_VIOLATION, __ldv_list_delErr0REQUIRES_VIOLATION, __ldv_list_delErr1REQUIRES_VIOLATION, __ldv_list_delErr2REQUIRES_VIOLATION, __ldv_list_delErr3REQUIRES_VIOLATION, ldv_kobject_cleanupErr4ASSERT_VIOLATIONMEMORY_FREE, ldv_kobject_cleanupErr1REQUIRES_VIOLATION, ldv_kobject_cleanupErr5ASSERT_VIOLATIONMEMORY_FREE, ldv_kobject_cleanupErr6ASSERT_VIOLATIONMEMORY_FREE, ldv_kobject_cleanupErr0REQUIRES_VIOLATION, ldv_kobject_cleanupErr2ASSERT_VIOLATIONMEMORY_FREE, ldv_kobject_cleanupErr3ASSERT_VIOLATIONMEMORY_FREE, ldv_kobject_cleanupErr7ASSERT_VIOLATIONMEMORY_FREE, ldv_msg_freeErr5ASSERT_VIOLATIONMEMORY_FREE, ldv_msg_freeErr2ASSERT_VIOLATIONMEMORY_FREE, ldv_msg_freeErr1REQUIRES_VIOLATION, ldv_msg_freeErr0REQUIRES_VIOLATION, ldv_msg_freeErr3ASSERT_VIOLATIONMEMORY_FREE, ldv_msg_freeErr6ASSERT_VIOLATIONMEMORY_FREE, ldv_msg_freeErr7ASSERT_VIOLATIONMEMORY_FREE, ldv_msg_freeErr4ASSERT_VIOLATIONMEMORY_FREE, mainErr0ENSURES_VIOLATIONMEMORY_LEAK, LDV_INIT_LIST_HEADErr0REQUIRES_VIOLATION, LDV_INIT_LIST_HEADErr3REQUIRES_VIOLATION, LDV_INIT_LIST_HEADErr2REQUIRES_VIOLATION, LDV_INIT_LIST_HEADErr1REQUIRES_VIOLATION, ldv_list_delErr0REQUIRES_VIOLATION, ldv_list_delErr3REQUIRES_VIOLATION, ldv_list_delErr2REQUIRES_VIOLATION, ldv_list_delErr1REQUIRES_VIOLATION, __ldv_list_addErr3REQUIRES_VIOLATION, __ldv_list_addErr4REQUIRES_VIOLATION, __ldv_list_addErr2REQUIRES_VIOLATION, __ldv_list_addErr5REQUIRES_VIOLATION, __ldv_list_addErr1REQUIRES_VIOLATION, __ldv_list_addErr6REQUIRES_VIOLATION, __ldv_list_addErr0REQUIRES_VIOLATION, __ldv_list_addErr7REQUIRES_VIOLATION, ldv_dev_set_drvdataErr0REQUIRES_VIOLATION, ldv_dev_set_drvdataErr1REQUIRES_VIOLATION, ldv_atomic_sub_returnErr0REQUIRES_VIOLATION, ldv_atomic_sub_returnErr3REQUIRES_VIOLATION, ldv_atomic_sub_returnErr1REQUIRES_VIOLATION, ldv_atomic_sub_returnErr2REQUIRES_VIOLATION, ldv_list_add_tailErr1REQUIRES_VIOLATION, ldv_list_add_tailErr0REQUIRES_VIOLATION, ldv_dev_get_drvdataErr0REQUIRES_VIOLATION, ldv_dev_get_drvdataErr1REQUIRES_VIOLATION, ldv_msg_allocErr1REQUIRES_VIOLATION, ldv_msg_allocErr0REQUIRES_VIOLATION]=== [2019-01-14 19:21:56,677 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-01-14 19:21:56,677 INFO L82 PathProgramCache]: Analyzing trace with hash 389049627, now seen corresponding path program 1 times [2019-01-14 19:21:56,677 INFO L223 ckRefinementStrategy]: Switched to mode CVC4_FPBP [2019-01-14 19:21:56,678 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 19:21:56,696 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-01-14 19:21:56,840 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-01-14 19:21:56,845 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2019-01-14 19:21:56,964 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 19:21:56,965 INFO L316 TraceCheckSpWp]: Computing backward predicates... [2019-01-14 19:21:57,085 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 19:21:57,088 INFO L312 seRefinementStrategy]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2019-01-14 19:21:57,088 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [] imperfect sequences [5, 5] total 8 [2019-01-14 19:21:57,088 INFO L459 AbstractCegarLoop]: Interpolant automaton has 8 states [2019-01-14 19:21:57,089 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2019-01-14 19:21:57,089 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=22, Invalid=34, Unknown=0, NotChecked=0, Total=56 [2019-01-14 19:21:57,089 INFO L87 Difference]: Start difference. First operand 154 states and 161 transitions. Second operand 8 states. [2019-01-14 19:21:57,263 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-01-14 19:21:57,264 INFO L93 Difference]: Finished difference Result 161 states and 169 transitions. [2019-01-14 19:21:57,267 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2019-01-14 19:21:57,267 INFO L78 Accepts]: Start accepts. Automaton has 8 states. Word has length 33 [2019-01-14 19:21:57,268 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-01-14 19:21:57,269 INFO L225 Difference]: With dead ends: 161 [2019-01-14 19:21:57,269 INFO L226 Difference]: Without dead ends: 157 [2019-01-14 19:21:57,269 INFO L631 BasicCegarLoop]: 0 DeclaredPredicates, 67 GetRequests, 58 SyntacticMatches, 1 SemanticMatches, 8 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=38, Invalid=52, Unknown=0, NotChecked=0, Total=90 [2019-01-14 19:21:57,271 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 157 states. [2019-01-14 19:21:57,276 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 157 to 157. [2019-01-14 19:21:57,277 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 157 states. [2019-01-14 19:21:57,278 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 157 states to 157 states and 164 transitions. [2019-01-14 19:21:57,278 INFO L78 Accepts]: Start accepts. Automaton has 157 states and 164 transitions. Word has length 33 [2019-01-14 19:21:57,278 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-01-14 19:21:57,278 INFO L480 AbstractCegarLoop]: Abstraction has 157 states and 164 transitions. [2019-01-14 19:21:57,278 INFO L481 AbstractCegarLoop]: Interpolant automaton has 8 states. [2019-01-14 19:21:57,279 INFO L276 IsEmpty]: Start isEmpty. Operand 157 states and 164 transitions. [2019-01-14 19:21:57,281 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 37 [2019-01-14 19:21:57,281 INFO L394 BasicCegarLoop]: Found error trace [2019-01-14 19:21:57,281 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] [2019-01-14 19:21:57,282 INFO L423 AbstractCegarLoop]: === Iteration 8 === [ldv_kref_initErr1REQUIRES_VIOLATION, ldv_kref_initErr0REQUIRES_VIOLATION, ldv_list_addErr0REQUIRES_VIOLATION, ldv_list_addErr1REQUIRES_VIOLATION, ldv_kobject_createErr0REQUIRES_VIOLATION, ldv_kobject_createErr1REQUIRES_VIOLATION, ldv_destroy_msgsErr3REQUIRES_VIOLATION, ldv_destroy_msgsErr1REQUIRES_VIOLATION, ldv_destroy_msgsErr2REQUIRES_VIOLATION, ldv_destroy_msgsErr0REQUIRES_VIOLATION, ldv_destroy_msgsErr5REQUIRES_VIOLATION, ldv_destroy_msgsErr4REQUIRES_VIOLATION, ldv_msg_fillErr4REQUIRES_VIOLATION, ldv_msg_fillErr0REQUIRES_VIOLATION, ldv_msg_fillErr5REQUIRES_VIOLATION, ldv_msg_fillErr2REQUIRES_VIOLATION, ldv_msg_fillErr1REQUIRES_VIOLATION, ldv_msg_fillErr3REQUIRES_VIOLATION, ldv_atomic_add_returnErr0REQUIRES_VIOLATION, ldv_atomic_add_returnErr3REQUIRES_VIOLATION, ldv_atomic_add_returnErr2REQUIRES_VIOLATION, ldv_atomic_add_returnErr1REQUIRES_VIOLATION, __ldv_list_delErr0REQUIRES_VIOLATION, __ldv_list_delErr1REQUIRES_VIOLATION, __ldv_list_delErr2REQUIRES_VIOLATION, __ldv_list_delErr3REQUIRES_VIOLATION, ldv_kobject_cleanupErr4ASSERT_VIOLATIONMEMORY_FREE, ldv_kobject_cleanupErr1REQUIRES_VIOLATION, ldv_kobject_cleanupErr5ASSERT_VIOLATIONMEMORY_FREE, ldv_kobject_cleanupErr6ASSERT_VIOLATIONMEMORY_FREE, ldv_kobject_cleanupErr0REQUIRES_VIOLATION, ldv_kobject_cleanupErr2ASSERT_VIOLATIONMEMORY_FREE, ldv_kobject_cleanupErr3ASSERT_VIOLATIONMEMORY_FREE, ldv_kobject_cleanupErr7ASSERT_VIOLATIONMEMORY_FREE, ldv_msg_freeErr5ASSERT_VIOLATIONMEMORY_FREE, ldv_msg_freeErr2ASSERT_VIOLATIONMEMORY_FREE, ldv_msg_freeErr1REQUIRES_VIOLATION, ldv_msg_freeErr0REQUIRES_VIOLATION, ldv_msg_freeErr3ASSERT_VIOLATIONMEMORY_FREE, ldv_msg_freeErr6ASSERT_VIOLATIONMEMORY_FREE, ldv_msg_freeErr7ASSERT_VIOLATIONMEMORY_FREE, ldv_msg_freeErr4ASSERT_VIOLATIONMEMORY_FREE, mainErr0ENSURES_VIOLATIONMEMORY_LEAK, LDV_INIT_LIST_HEADErr0REQUIRES_VIOLATION, LDV_INIT_LIST_HEADErr3REQUIRES_VIOLATION, LDV_INIT_LIST_HEADErr2REQUIRES_VIOLATION, LDV_INIT_LIST_HEADErr1REQUIRES_VIOLATION, ldv_list_delErr0REQUIRES_VIOLATION, ldv_list_delErr3REQUIRES_VIOLATION, ldv_list_delErr2REQUIRES_VIOLATION, ldv_list_delErr1REQUIRES_VIOLATION, __ldv_list_addErr3REQUIRES_VIOLATION, __ldv_list_addErr4REQUIRES_VIOLATION, __ldv_list_addErr2REQUIRES_VIOLATION, __ldv_list_addErr5REQUIRES_VIOLATION, __ldv_list_addErr1REQUIRES_VIOLATION, __ldv_list_addErr6REQUIRES_VIOLATION, __ldv_list_addErr0REQUIRES_VIOLATION, __ldv_list_addErr7REQUIRES_VIOLATION, ldv_dev_set_drvdataErr0REQUIRES_VIOLATION, ldv_dev_set_drvdataErr1REQUIRES_VIOLATION, ldv_atomic_sub_returnErr0REQUIRES_VIOLATION, ldv_atomic_sub_returnErr3REQUIRES_VIOLATION, ldv_atomic_sub_returnErr1REQUIRES_VIOLATION, ldv_atomic_sub_returnErr2REQUIRES_VIOLATION, ldv_list_add_tailErr1REQUIRES_VIOLATION, ldv_list_add_tailErr0REQUIRES_VIOLATION, ldv_dev_get_drvdataErr0REQUIRES_VIOLATION, ldv_dev_get_drvdataErr1REQUIRES_VIOLATION, ldv_msg_allocErr1REQUIRES_VIOLATION, ldv_msg_allocErr0REQUIRES_VIOLATION]=== [2019-01-14 19:21:57,283 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-01-14 19:21:57,283 INFO L82 PathProgramCache]: Analyzing trace with hash -1321073698, now seen corresponding path program 1 times [2019-01-14 19:21:57,283 INFO L223 ckRefinementStrategy]: Switched to mode CVC4_FPBP [2019-01-14 19:21:57,283 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 19:21:57,307 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-01-14 19:21:57,403 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-01-14 19:21:57,407 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2019-01-14 19:21:57,497 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 19:21:57,498 INFO L312 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2019-01-14 19:21:57,503 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-01-14 19:21:57,503 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2019-01-14 19:21:57,503 INFO L459 AbstractCegarLoop]: Interpolant automaton has 7 states [2019-01-14 19:21:57,504 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2019-01-14 19:21:57,504 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=11, Invalid=31, Unknown=0, NotChecked=0, Total=42 [2019-01-14 19:21:57,504 INFO L87 Difference]: Start difference. First operand 157 states and 164 transitions. Second operand 7 states. [2019-01-14 19:21:57,603 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-01-14 19:21:57,603 INFO L93 Difference]: Finished difference Result 167 states and 174 transitions. [2019-01-14 19:21:57,605 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2019-01-14 19:21:57,605 INFO L78 Accepts]: Start accepts. Automaton has 7 states. Word has length 36 [2019-01-14 19:21:57,605 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-01-14 19:21:57,608 INFO L225 Difference]: With dead ends: 167 [2019-01-14 19:21:57,608 INFO L226 Difference]: Without dead ends: 167 [2019-01-14 19:21:57,608 INFO L631 BasicCegarLoop]: 0 DeclaredPredicates, 36 GetRequests, 30 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 19:21:57,609 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 167 states. [2019-01-14 19:21:57,615 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 167 to 163. [2019-01-14 19:21:57,615 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 163 states. [2019-01-14 19:21:57,616 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 163 states to 163 states and 170 transitions. [2019-01-14 19:21:57,617 INFO L78 Accepts]: Start accepts. Automaton has 163 states and 170 transitions. Word has length 36 [2019-01-14 19:21:57,617 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-01-14 19:21:57,617 INFO L480 AbstractCegarLoop]: Abstraction has 163 states and 170 transitions. [2019-01-14 19:21:57,617 INFO L481 AbstractCegarLoop]: Interpolant automaton has 7 states. [2019-01-14 19:21:57,617 INFO L276 IsEmpty]: Start isEmpty. Operand 163 states and 170 transitions. [2019-01-14 19:21:57,619 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 37 [2019-01-14 19:21:57,619 INFO L394 BasicCegarLoop]: Found error trace [2019-01-14 19:21:57,620 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 19:21:57,620 INFO L423 AbstractCegarLoop]: === Iteration 9 === [ldv_kref_initErr1REQUIRES_VIOLATION, ldv_kref_initErr0REQUIRES_VIOLATION, ldv_list_addErr0REQUIRES_VIOLATION, ldv_list_addErr1REQUIRES_VIOLATION, ldv_kobject_createErr0REQUIRES_VIOLATION, ldv_kobject_createErr1REQUIRES_VIOLATION, ldv_destroy_msgsErr3REQUIRES_VIOLATION, ldv_destroy_msgsErr1REQUIRES_VIOLATION, ldv_destroy_msgsErr2REQUIRES_VIOLATION, ldv_destroy_msgsErr0REQUIRES_VIOLATION, ldv_destroy_msgsErr5REQUIRES_VIOLATION, ldv_destroy_msgsErr4REQUIRES_VIOLATION, ldv_msg_fillErr4REQUIRES_VIOLATION, ldv_msg_fillErr0REQUIRES_VIOLATION, ldv_msg_fillErr5REQUIRES_VIOLATION, ldv_msg_fillErr2REQUIRES_VIOLATION, ldv_msg_fillErr1REQUIRES_VIOLATION, ldv_msg_fillErr3REQUIRES_VIOLATION, ldv_atomic_add_returnErr0REQUIRES_VIOLATION, ldv_atomic_add_returnErr3REQUIRES_VIOLATION, ldv_atomic_add_returnErr2REQUIRES_VIOLATION, ldv_atomic_add_returnErr1REQUIRES_VIOLATION, __ldv_list_delErr0REQUIRES_VIOLATION, __ldv_list_delErr1REQUIRES_VIOLATION, __ldv_list_delErr2REQUIRES_VIOLATION, __ldv_list_delErr3REQUIRES_VIOLATION, ldv_kobject_cleanupErr4ASSERT_VIOLATIONMEMORY_FREE, ldv_kobject_cleanupErr1REQUIRES_VIOLATION, ldv_kobject_cleanupErr5ASSERT_VIOLATIONMEMORY_FREE, ldv_kobject_cleanupErr6ASSERT_VIOLATIONMEMORY_FREE, ldv_kobject_cleanupErr0REQUIRES_VIOLATION, ldv_kobject_cleanupErr2ASSERT_VIOLATIONMEMORY_FREE, ldv_kobject_cleanupErr3ASSERT_VIOLATIONMEMORY_FREE, ldv_kobject_cleanupErr7ASSERT_VIOLATIONMEMORY_FREE, ldv_msg_freeErr5ASSERT_VIOLATIONMEMORY_FREE, ldv_msg_freeErr2ASSERT_VIOLATIONMEMORY_FREE, ldv_msg_freeErr1REQUIRES_VIOLATION, ldv_msg_freeErr0REQUIRES_VIOLATION, ldv_msg_freeErr3ASSERT_VIOLATIONMEMORY_FREE, ldv_msg_freeErr6ASSERT_VIOLATIONMEMORY_FREE, ldv_msg_freeErr7ASSERT_VIOLATIONMEMORY_FREE, ldv_msg_freeErr4ASSERT_VIOLATIONMEMORY_FREE, mainErr0ENSURES_VIOLATIONMEMORY_LEAK, LDV_INIT_LIST_HEADErr0REQUIRES_VIOLATION, LDV_INIT_LIST_HEADErr3REQUIRES_VIOLATION, LDV_INIT_LIST_HEADErr2REQUIRES_VIOLATION, LDV_INIT_LIST_HEADErr1REQUIRES_VIOLATION, ldv_list_delErr0REQUIRES_VIOLATION, ldv_list_delErr3REQUIRES_VIOLATION, ldv_list_delErr2REQUIRES_VIOLATION, ldv_list_delErr1REQUIRES_VIOLATION, __ldv_list_addErr3REQUIRES_VIOLATION, __ldv_list_addErr4REQUIRES_VIOLATION, __ldv_list_addErr2REQUIRES_VIOLATION, __ldv_list_addErr5REQUIRES_VIOLATION, __ldv_list_addErr1REQUIRES_VIOLATION, __ldv_list_addErr6REQUIRES_VIOLATION, __ldv_list_addErr0REQUIRES_VIOLATION, __ldv_list_addErr7REQUIRES_VIOLATION, ldv_dev_set_drvdataErr0REQUIRES_VIOLATION, ldv_dev_set_drvdataErr1REQUIRES_VIOLATION, ldv_atomic_sub_returnErr0REQUIRES_VIOLATION, ldv_atomic_sub_returnErr3REQUIRES_VIOLATION, ldv_atomic_sub_returnErr1REQUIRES_VIOLATION, ldv_atomic_sub_returnErr2REQUIRES_VIOLATION, ldv_list_add_tailErr1REQUIRES_VIOLATION, ldv_list_add_tailErr0REQUIRES_VIOLATION, ldv_dev_get_drvdataErr0REQUIRES_VIOLATION, ldv_dev_get_drvdataErr1REQUIRES_VIOLATION, ldv_msg_allocErr1REQUIRES_VIOLATION, ldv_msg_allocErr0REQUIRES_VIOLATION]=== [2019-01-14 19:21:57,620 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-01-14 19:21:57,621 INFO L82 PathProgramCache]: Analyzing trace with hash 1918962595, now seen corresponding path program 2 times [2019-01-14 19:21:57,623 INFO L223 ckRefinementStrategy]: Switched to mode CVC4_FPBP [2019-01-14 19:21:57,623 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 19:21:57,652 INFO L101 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST1 [2019-01-14 19:21:57,739 INFO L249 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST1 issued 1 check-sat command(s) [2019-01-14 19:21:57,739 INFO L250 tOrderPrioritization]: Conjunction of SSA is unsat [2019-01-14 19:21:57,743 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2019-01-14 19:21:57,750 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 19:21:57,750 INFO L267 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2019-01-14 19:21:57,752 INFO L267 ElimStorePlain]: Start of recursive call 1: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2019-01-14 19:21:57,753 INFO L202 ElimStorePlain]: Needed 2 recursive calls to eliminate 1 variables, input treesize:6, output treesize:5 [2019-01-14 19:21:57,994 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 19:21:57,994 INFO L312 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2019-01-14 19:21:58,004 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-01-14 19:21:58,004 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [12] imperfect sequences [] total 12 [2019-01-14 19:21:58,005 INFO L459 AbstractCegarLoop]: Interpolant automaton has 13 states [2019-01-14 19:21:58,005 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 13 interpolants. [2019-01-14 19:21:58,005 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=33, Invalid=123, Unknown=0, NotChecked=0, Total=156 [2019-01-14 19:21:58,005 INFO L87 Difference]: Start difference. First operand 163 states and 170 transitions. Second operand 13 states. [2019-01-14 19:21:59,657 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-01-14 19:21:59,657 INFO L93 Difference]: Finished difference Result 174 states and 180 transitions. [2019-01-14 19:21:59,658 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2019-01-14 19:21:59,658 INFO L78 Accepts]: Start accepts. Automaton has 13 states. Word has length 36 [2019-01-14 19:21:59,659 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-01-14 19:21:59,660 INFO L225 Difference]: With dead ends: 174 [2019-01-14 19:21:59,660 INFO L226 Difference]: Without dead ends: 174 [2019-01-14 19:21:59,661 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 19:21:59,661 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 174 states. [2019-01-14 19:21:59,666 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 174 to 162. [2019-01-14 19:21:59,667 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 162 states. [2019-01-14 19:21:59,668 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 162 states to 162 states and 169 transitions. [2019-01-14 19:21:59,668 INFO L78 Accepts]: Start accepts. Automaton has 162 states and 169 transitions. Word has length 36 [2019-01-14 19:21:59,669 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-01-14 19:21:59,669 INFO L480 AbstractCegarLoop]: Abstraction has 162 states and 169 transitions. [2019-01-14 19:21:59,669 INFO L481 AbstractCegarLoop]: Interpolant automaton has 13 states. [2019-01-14 19:21:59,669 INFO L276 IsEmpty]: Start isEmpty. Operand 162 states and 169 transitions. [2019-01-14 19:21:59,671 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 37 [2019-01-14 19:21:59,671 INFO L394 BasicCegarLoop]: Found error trace [2019-01-14 19:21:59,671 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 19:21:59,672 INFO L423 AbstractCegarLoop]: === Iteration 10 === [ldv_kref_initErr1REQUIRES_VIOLATION, ldv_kref_initErr0REQUIRES_VIOLATION, ldv_list_addErr0REQUIRES_VIOLATION, ldv_list_addErr1REQUIRES_VIOLATION, ldv_kobject_createErr0REQUIRES_VIOLATION, ldv_kobject_createErr1REQUIRES_VIOLATION, ldv_destroy_msgsErr3REQUIRES_VIOLATION, ldv_destroy_msgsErr1REQUIRES_VIOLATION, ldv_destroy_msgsErr2REQUIRES_VIOLATION, ldv_destroy_msgsErr0REQUIRES_VIOLATION, ldv_destroy_msgsErr5REQUIRES_VIOLATION, ldv_destroy_msgsErr4REQUIRES_VIOLATION, ldv_msg_fillErr4REQUIRES_VIOLATION, ldv_msg_fillErr0REQUIRES_VIOLATION, ldv_msg_fillErr5REQUIRES_VIOLATION, ldv_msg_fillErr2REQUIRES_VIOLATION, ldv_msg_fillErr1REQUIRES_VIOLATION, ldv_msg_fillErr3REQUIRES_VIOLATION, ldv_atomic_add_returnErr0REQUIRES_VIOLATION, ldv_atomic_add_returnErr3REQUIRES_VIOLATION, ldv_atomic_add_returnErr2REQUIRES_VIOLATION, ldv_atomic_add_returnErr1REQUIRES_VIOLATION, __ldv_list_delErr0REQUIRES_VIOLATION, __ldv_list_delErr1REQUIRES_VIOLATION, __ldv_list_delErr2REQUIRES_VIOLATION, __ldv_list_delErr3REQUIRES_VIOLATION, ldv_kobject_cleanupErr4ASSERT_VIOLATIONMEMORY_FREE, ldv_kobject_cleanupErr1REQUIRES_VIOLATION, ldv_kobject_cleanupErr5ASSERT_VIOLATIONMEMORY_FREE, ldv_kobject_cleanupErr6ASSERT_VIOLATIONMEMORY_FREE, ldv_kobject_cleanupErr0REQUIRES_VIOLATION, ldv_kobject_cleanupErr2ASSERT_VIOLATIONMEMORY_FREE, ldv_kobject_cleanupErr3ASSERT_VIOLATIONMEMORY_FREE, ldv_kobject_cleanupErr7ASSERT_VIOLATIONMEMORY_FREE, ldv_msg_freeErr5ASSERT_VIOLATIONMEMORY_FREE, ldv_msg_freeErr2ASSERT_VIOLATIONMEMORY_FREE, ldv_msg_freeErr1REQUIRES_VIOLATION, ldv_msg_freeErr0REQUIRES_VIOLATION, ldv_msg_freeErr3ASSERT_VIOLATIONMEMORY_FREE, ldv_msg_freeErr6ASSERT_VIOLATIONMEMORY_FREE, ldv_msg_freeErr7ASSERT_VIOLATIONMEMORY_FREE, ldv_msg_freeErr4ASSERT_VIOLATIONMEMORY_FREE, mainErr0ENSURES_VIOLATIONMEMORY_LEAK, LDV_INIT_LIST_HEADErr0REQUIRES_VIOLATION, LDV_INIT_LIST_HEADErr3REQUIRES_VIOLATION, LDV_INIT_LIST_HEADErr2REQUIRES_VIOLATION, LDV_INIT_LIST_HEADErr1REQUIRES_VIOLATION, ldv_list_delErr0REQUIRES_VIOLATION, ldv_list_delErr3REQUIRES_VIOLATION, ldv_list_delErr2REQUIRES_VIOLATION, ldv_list_delErr1REQUIRES_VIOLATION, __ldv_list_addErr3REQUIRES_VIOLATION, __ldv_list_addErr4REQUIRES_VIOLATION, __ldv_list_addErr2REQUIRES_VIOLATION, __ldv_list_addErr5REQUIRES_VIOLATION, __ldv_list_addErr1REQUIRES_VIOLATION, __ldv_list_addErr6REQUIRES_VIOLATION, __ldv_list_addErr0REQUIRES_VIOLATION, __ldv_list_addErr7REQUIRES_VIOLATION, ldv_dev_set_drvdataErr0REQUIRES_VIOLATION, ldv_dev_set_drvdataErr1REQUIRES_VIOLATION, ldv_atomic_sub_returnErr0REQUIRES_VIOLATION, ldv_atomic_sub_returnErr3REQUIRES_VIOLATION, ldv_atomic_sub_returnErr1REQUIRES_VIOLATION, ldv_atomic_sub_returnErr2REQUIRES_VIOLATION, ldv_list_add_tailErr1REQUIRES_VIOLATION, ldv_list_add_tailErr0REQUIRES_VIOLATION, ldv_dev_get_drvdataErr0REQUIRES_VIOLATION, ldv_dev_get_drvdataErr1REQUIRES_VIOLATION, ldv_msg_allocErr1REQUIRES_VIOLATION, ldv_msg_allocErr0REQUIRES_VIOLATION]=== [2019-01-14 19:21:59,672 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-01-14 19:21:59,672 INFO L82 PathProgramCache]: Analyzing trace with hash 1918962596, now seen corresponding path program 1 times [2019-01-14 19:21:59,673 INFO L223 ckRefinementStrategy]: Switched to mode CVC4_FPBP [2019-01-14 19:21:59,675 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 19:21:59,691 INFO L101 rtionOrderModulation]: Changing assertion order to NOT_INCREMENTALLY [2019-01-14 19:21:59,832 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-01-14 19:21:59,837 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2019-01-14 19:21:59,974 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 19:21:59,974 INFO L316 TraceCheckSpWp]: Computing backward predicates... [2019-01-14 19:22:00,199 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 19:22:00,202 INFO L312 seRefinementStrategy]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2019-01-14 19:22:00,202 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [] imperfect sequences [8, 8] total 14 [2019-01-14 19:22:00,203 INFO L459 AbstractCegarLoop]: Interpolant automaton has 14 states [2019-01-14 19:22:00,203 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 14 interpolants. [2019-01-14 19:22:00,203 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=61, Invalid=121, Unknown=0, NotChecked=0, Total=182 [2019-01-14 19:22:00,203 INFO L87 Difference]: Start difference. First operand 162 states and 169 transitions. Second operand 14 states. [2019-01-14 19:22:00,940 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-01-14 19:22:00,940 INFO L93 Difference]: Finished difference Result 172 states and 183 transitions. [2019-01-14 19:22:00,942 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2019-01-14 19:22:00,942 INFO L78 Accepts]: Start accepts. Automaton has 14 states. Word has length 36 [2019-01-14 19:22:00,943 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-01-14 19:22:00,944 INFO L225 Difference]: With dead ends: 172 [2019-01-14 19:22:00,944 INFO L226 Difference]: Without dead ends: 168 [2019-01-14 19:22:00,945 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 19:22:00,946 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 168 states. [2019-01-14 19:22:00,951 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 168 to 168. [2019-01-14 19:22:00,954 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 168 states. [2019-01-14 19:22:00,955 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 168 states to 168 states and 175 transitions. [2019-01-14 19:22:00,956 INFO L78 Accepts]: Start accepts. Automaton has 168 states and 175 transitions. Word has length 36 [2019-01-14 19:22:00,957 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-01-14 19:22:00,959 INFO L480 AbstractCegarLoop]: Abstraction has 168 states and 175 transitions. [2019-01-14 19:22:00,959 INFO L481 AbstractCegarLoop]: Interpolant automaton has 14 states. [2019-01-14 19:22:00,959 INFO L276 IsEmpty]: Start isEmpty. Operand 168 states and 175 transitions. [2019-01-14 19:22:00,961 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 35 [2019-01-14 19:22:00,961 INFO L394 BasicCegarLoop]: Found error trace [2019-01-14 19:22:00,961 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] [2019-01-14 19:22:00,961 INFO L423 AbstractCegarLoop]: === Iteration 11 === [ldv_kref_initErr1REQUIRES_VIOLATION, ldv_kref_initErr0REQUIRES_VIOLATION, ldv_list_addErr0REQUIRES_VIOLATION, ldv_list_addErr1REQUIRES_VIOLATION, ldv_kobject_createErr0REQUIRES_VIOLATION, ldv_kobject_createErr1REQUIRES_VIOLATION, ldv_destroy_msgsErr3REQUIRES_VIOLATION, ldv_destroy_msgsErr1REQUIRES_VIOLATION, ldv_destroy_msgsErr2REQUIRES_VIOLATION, ldv_destroy_msgsErr0REQUIRES_VIOLATION, ldv_destroy_msgsErr5REQUIRES_VIOLATION, ldv_destroy_msgsErr4REQUIRES_VIOLATION, ldv_msg_fillErr4REQUIRES_VIOLATION, ldv_msg_fillErr0REQUIRES_VIOLATION, ldv_msg_fillErr5REQUIRES_VIOLATION, ldv_msg_fillErr2REQUIRES_VIOLATION, ldv_msg_fillErr1REQUIRES_VIOLATION, ldv_msg_fillErr3REQUIRES_VIOLATION, ldv_atomic_add_returnErr0REQUIRES_VIOLATION, ldv_atomic_add_returnErr3REQUIRES_VIOLATION, ldv_atomic_add_returnErr2REQUIRES_VIOLATION, ldv_atomic_add_returnErr1REQUIRES_VIOLATION, __ldv_list_delErr0REQUIRES_VIOLATION, __ldv_list_delErr1REQUIRES_VIOLATION, __ldv_list_delErr2REQUIRES_VIOLATION, __ldv_list_delErr3REQUIRES_VIOLATION, ldv_kobject_cleanupErr4ASSERT_VIOLATIONMEMORY_FREE, ldv_kobject_cleanupErr1REQUIRES_VIOLATION, ldv_kobject_cleanupErr5ASSERT_VIOLATIONMEMORY_FREE, ldv_kobject_cleanupErr6ASSERT_VIOLATIONMEMORY_FREE, ldv_kobject_cleanupErr0REQUIRES_VIOLATION, ldv_kobject_cleanupErr2ASSERT_VIOLATIONMEMORY_FREE, ldv_kobject_cleanupErr3ASSERT_VIOLATIONMEMORY_FREE, ldv_kobject_cleanupErr7ASSERT_VIOLATIONMEMORY_FREE, ldv_msg_freeErr5ASSERT_VIOLATIONMEMORY_FREE, ldv_msg_freeErr2ASSERT_VIOLATIONMEMORY_FREE, ldv_msg_freeErr1REQUIRES_VIOLATION, ldv_msg_freeErr0REQUIRES_VIOLATION, ldv_msg_freeErr3ASSERT_VIOLATIONMEMORY_FREE, ldv_msg_freeErr6ASSERT_VIOLATIONMEMORY_FREE, ldv_msg_freeErr7ASSERT_VIOLATIONMEMORY_FREE, ldv_msg_freeErr4ASSERT_VIOLATIONMEMORY_FREE, mainErr0ENSURES_VIOLATIONMEMORY_LEAK, LDV_INIT_LIST_HEADErr0REQUIRES_VIOLATION, LDV_INIT_LIST_HEADErr3REQUIRES_VIOLATION, LDV_INIT_LIST_HEADErr2REQUIRES_VIOLATION, LDV_INIT_LIST_HEADErr1REQUIRES_VIOLATION, ldv_list_delErr0REQUIRES_VIOLATION, ldv_list_delErr3REQUIRES_VIOLATION, ldv_list_delErr2REQUIRES_VIOLATION, ldv_list_delErr1REQUIRES_VIOLATION, __ldv_list_addErr3REQUIRES_VIOLATION, __ldv_list_addErr4REQUIRES_VIOLATION, __ldv_list_addErr2REQUIRES_VIOLATION, __ldv_list_addErr5REQUIRES_VIOLATION, __ldv_list_addErr1REQUIRES_VIOLATION, __ldv_list_addErr6REQUIRES_VIOLATION, __ldv_list_addErr0REQUIRES_VIOLATION, __ldv_list_addErr7REQUIRES_VIOLATION, ldv_dev_set_drvdataErr0REQUIRES_VIOLATION, ldv_dev_set_drvdataErr1REQUIRES_VIOLATION, ldv_atomic_sub_returnErr0REQUIRES_VIOLATION, ldv_atomic_sub_returnErr3REQUIRES_VIOLATION, ldv_atomic_sub_returnErr1REQUIRES_VIOLATION, ldv_atomic_sub_returnErr2REQUIRES_VIOLATION, ldv_list_add_tailErr1REQUIRES_VIOLATION, ldv_list_add_tailErr0REQUIRES_VIOLATION, ldv_dev_get_drvdataErr0REQUIRES_VIOLATION, ldv_dev_get_drvdataErr1REQUIRES_VIOLATION, ldv_msg_allocErr1REQUIRES_VIOLATION, ldv_msg_allocErr0REQUIRES_VIOLATION]=== [2019-01-14 19:22:00,969 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-01-14 19:22:00,970 INFO L82 PathProgramCache]: Analyzing trace with hash 1357463710, now seen corresponding path program 1 times [2019-01-14 19:22:00,970 INFO L223 ckRefinementStrategy]: Switched to mode CVC4_FPBP [2019-01-14 19:22:00,970 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 19:22:01,003 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-01-14 19:22:01,049 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-01-14 19:22:01,053 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2019-01-14 19:22:01,079 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 19:22:01,080 INFO L312 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2019-01-14 19:22:01,081 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-01-14 19:22:01,081 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2019-01-14 19:22:01,082 INFO L459 AbstractCegarLoop]: Interpolant automaton has 3 states [2019-01-14 19:22:01,082 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2019-01-14 19:22:01,082 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2019-01-14 19:22:01,082 INFO L87 Difference]: Start difference. First operand 168 states and 175 transitions. Second operand 3 states. [2019-01-14 19:22:01,366 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-01-14 19:22:01,367 INFO L93 Difference]: Finished difference Result 179 states and 185 transitions. [2019-01-14 19:22:01,368 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2019-01-14 19:22:01,368 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 34 [2019-01-14 19:22:01,369 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-01-14 19:22:01,371 INFO L225 Difference]: With dead ends: 179 [2019-01-14 19:22:01,371 INFO L226 Difference]: Without dead ends: 157 [2019-01-14 19:22:01,371 INFO L631 BasicCegarLoop]: 0 DeclaredPredicates, 33 GetRequests, 32 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 19:22:01,372 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 157 states. [2019-01-14 19:22:01,375 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 157 to 149. [2019-01-14 19:22:01,375 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 149 states. [2019-01-14 19:22:01,376 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 149 states to 149 states and 155 transitions. [2019-01-14 19:22:01,376 INFO L78 Accepts]: Start accepts. Automaton has 149 states and 155 transitions. Word has length 34 [2019-01-14 19:22:01,377 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-01-14 19:22:01,377 INFO L480 AbstractCegarLoop]: Abstraction has 149 states and 155 transitions. [2019-01-14 19:22:01,377 INFO L481 AbstractCegarLoop]: Interpolant automaton has 3 states. [2019-01-14 19:22:01,377 INFO L276 IsEmpty]: Start isEmpty. Operand 149 states and 155 transitions. [2019-01-14 19:22:01,379 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 43 [2019-01-14 19:22:01,379 INFO L394 BasicCegarLoop]: Found error trace [2019-01-14 19:22:01,383 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 19:22:01,383 INFO L423 AbstractCegarLoop]: === Iteration 12 === [ldv_kref_initErr1REQUIRES_VIOLATION, ldv_kref_initErr0REQUIRES_VIOLATION, ldv_list_addErr0REQUIRES_VIOLATION, ldv_list_addErr1REQUIRES_VIOLATION, ldv_kobject_createErr0REQUIRES_VIOLATION, ldv_kobject_createErr1REQUIRES_VIOLATION, ldv_destroy_msgsErr3REQUIRES_VIOLATION, ldv_destroy_msgsErr1REQUIRES_VIOLATION, ldv_destroy_msgsErr2REQUIRES_VIOLATION, ldv_destroy_msgsErr0REQUIRES_VIOLATION, ldv_destroy_msgsErr5REQUIRES_VIOLATION, ldv_destroy_msgsErr4REQUIRES_VIOLATION, ldv_msg_fillErr4REQUIRES_VIOLATION, ldv_msg_fillErr0REQUIRES_VIOLATION, ldv_msg_fillErr5REQUIRES_VIOLATION, ldv_msg_fillErr2REQUIRES_VIOLATION, ldv_msg_fillErr1REQUIRES_VIOLATION, ldv_msg_fillErr3REQUIRES_VIOLATION, ldv_atomic_add_returnErr0REQUIRES_VIOLATION, ldv_atomic_add_returnErr3REQUIRES_VIOLATION, ldv_atomic_add_returnErr2REQUIRES_VIOLATION, ldv_atomic_add_returnErr1REQUIRES_VIOLATION, __ldv_list_delErr0REQUIRES_VIOLATION, __ldv_list_delErr1REQUIRES_VIOLATION, __ldv_list_delErr2REQUIRES_VIOLATION, __ldv_list_delErr3REQUIRES_VIOLATION, ldv_kobject_cleanupErr4ASSERT_VIOLATIONMEMORY_FREE, ldv_kobject_cleanupErr1REQUIRES_VIOLATION, ldv_kobject_cleanupErr5ASSERT_VIOLATIONMEMORY_FREE, ldv_kobject_cleanupErr6ASSERT_VIOLATIONMEMORY_FREE, ldv_kobject_cleanupErr0REQUIRES_VIOLATION, ldv_kobject_cleanupErr2ASSERT_VIOLATIONMEMORY_FREE, ldv_kobject_cleanupErr3ASSERT_VIOLATIONMEMORY_FREE, ldv_kobject_cleanupErr7ASSERT_VIOLATIONMEMORY_FREE, ldv_msg_freeErr5ASSERT_VIOLATIONMEMORY_FREE, ldv_msg_freeErr2ASSERT_VIOLATIONMEMORY_FREE, ldv_msg_freeErr1REQUIRES_VIOLATION, ldv_msg_freeErr0REQUIRES_VIOLATION, ldv_msg_freeErr3ASSERT_VIOLATIONMEMORY_FREE, ldv_msg_freeErr6ASSERT_VIOLATIONMEMORY_FREE, ldv_msg_freeErr7ASSERT_VIOLATIONMEMORY_FREE, ldv_msg_freeErr4ASSERT_VIOLATIONMEMORY_FREE, mainErr0ENSURES_VIOLATIONMEMORY_LEAK, LDV_INIT_LIST_HEADErr0REQUIRES_VIOLATION, LDV_INIT_LIST_HEADErr3REQUIRES_VIOLATION, LDV_INIT_LIST_HEADErr2REQUIRES_VIOLATION, LDV_INIT_LIST_HEADErr1REQUIRES_VIOLATION, ldv_list_delErr0REQUIRES_VIOLATION, ldv_list_delErr3REQUIRES_VIOLATION, ldv_list_delErr2REQUIRES_VIOLATION, ldv_list_delErr1REQUIRES_VIOLATION, __ldv_list_addErr3REQUIRES_VIOLATION, __ldv_list_addErr4REQUIRES_VIOLATION, __ldv_list_addErr2REQUIRES_VIOLATION, __ldv_list_addErr5REQUIRES_VIOLATION, __ldv_list_addErr1REQUIRES_VIOLATION, __ldv_list_addErr6REQUIRES_VIOLATION, __ldv_list_addErr0REQUIRES_VIOLATION, __ldv_list_addErr7REQUIRES_VIOLATION, ldv_dev_set_drvdataErr0REQUIRES_VIOLATION, ldv_dev_set_drvdataErr1REQUIRES_VIOLATION, ldv_atomic_sub_returnErr0REQUIRES_VIOLATION, ldv_atomic_sub_returnErr3REQUIRES_VIOLATION, ldv_atomic_sub_returnErr1REQUIRES_VIOLATION, ldv_atomic_sub_returnErr2REQUIRES_VIOLATION, ldv_list_add_tailErr1REQUIRES_VIOLATION, ldv_list_add_tailErr0REQUIRES_VIOLATION, ldv_dev_get_drvdataErr0REQUIRES_VIOLATION, ldv_dev_get_drvdataErr1REQUIRES_VIOLATION, ldv_msg_allocErr1REQUIRES_VIOLATION, ldv_msg_allocErr0REQUIRES_VIOLATION]=== [2019-01-14 19:22:01,383 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-01-14 19:22:01,384 INFO L82 PathProgramCache]: Analyzing trace with hash -1152182108, now seen corresponding path program 2 times [2019-01-14 19:22:01,384 INFO L223 ckRefinementStrategy]: Switched to mode CVC4_FPBP [2019-01-14 19:22:01,384 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 19:22:01,403 INFO L101 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST1 [2019-01-14 19:22:01,509 INFO L249 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST1 issued 1 check-sat command(s) [2019-01-14 19:22:01,509 INFO L250 tOrderPrioritization]: Conjunction of SSA is unsat [2019-01-14 19:22:01,512 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2019-01-14 19:22:01,535 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 19:22:01,535 INFO L267 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2019-01-14 19:22:01,551 INFO L267 ElimStorePlain]: Start of recursive call 1: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2019-01-14 19:22:01,552 INFO L202 ElimStorePlain]: Needed 2 recursive calls to eliminate 1 variables, input treesize:10, output treesize:9 [2019-01-14 19:22:02,049 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 19:22:02,049 INFO L312 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2019-01-14 19:22:02,052 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-01-14 19:22:02,052 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [12] imperfect sequences [] total 12 [2019-01-14 19:22:02,052 INFO L459 AbstractCegarLoop]: Interpolant automaton has 13 states [2019-01-14 19:22:02,053 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 13 interpolants. [2019-01-14 19:22:02,054 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=31, Invalid=125, Unknown=0, NotChecked=0, Total=156 [2019-01-14 19:22:02,054 INFO L87 Difference]: Start difference. First operand 149 states and 155 transitions. Second operand 13 states. [2019-01-14 19:22:03,698 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-01-14 19:22:03,698 INFO L93 Difference]: Finished difference Result 148 states and 154 transitions. [2019-01-14 19:22:03,699 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2019-01-14 19:22:03,700 INFO L78 Accepts]: Start accepts. Automaton has 13 states. Word has length 42 [2019-01-14 19:22:03,700 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-01-14 19:22:03,701 INFO L225 Difference]: With dead ends: 148 [2019-01-14 19:22:03,701 INFO L226 Difference]: Without dead ends: 148 [2019-01-14 19:22:03,701 INFO L631 BasicCegarLoop]: 0 DeclaredPredicates, 45 GetRequests, 29 SyntacticMatches, 1 SemanticMatches, 15 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 20 ImplicationChecksByTransitivity, 0.6s TimeCoverageRelationStatistics Valid=50, Invalid=222, Unknown=0, NotChecked=0, Total=272 [2019-01-14 19:22:03,702 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 148 states. [2019-01-14 19:22:03,706 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 148 to 148. [2019-01-14 19:22:03,706 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 148 states. [2019-01-14 19:22:03,707 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 148 states to 148 states and 154 transitions. [2019-01-14 19:22:03,707 INFO L78 Accepts]: Start accepts. Automaton has 148 states and 154 transitions. Word has length 42 [2019-01-14 19:22:03,708 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-01-14 19:22:03,708 INFO L480 AbstractCegarLoop]: Abstraction has 148 states and 154 transitions. [2019-01-14 19:22:03,709 INFO L481 AbstractCegarLoop]: Interpolant automaton has 13 states. [2019-01-14 19:22:03,709 INFO L276 IsEmpty]: Start isEmpty. Operand 148 states and 154 transitions. [2019-01-14 19:22:03,709 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 48 [2019-01-14 19:22:03,709 INFO L394 BasicCegarLoop]: Found error trace [2019-01-14 19:22:03,710 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 19:22:03,710 INFO L423 AbstractCegarLoop]: === Iteration 13 === [ldv_kref_initErr1REQUIRES_VIOLATION, ldv_kref_initErr0REQUIRES_VIOLATION, ldv_list_addErr0REQUIRES_VIOLATION, ldv_list_addErr1REQUIRES_VIOLATION, ldv_kobject_createErr0REQUIRES_VIOLATION, ldv_kobject_createErr1REQUIRES_VIOLATION, ldv_destroy_msgsErr3REQUIRES_VIOLATION, ldv_destroy_msgsErr1REQUIRES_VIOLATION, ldv_destroy_msgsErr2REQUIRES_VIOLATION, ldv_destroy_msgsErr0REQUIRES_VIOLATION, ldv_destroy_msgsErr5REQUIRES_VIOLATION, ldv_destroy_msgsErr4REQUIRES_VIOLATION, ldv_msg_fillErr4REQUIRES_VIOLATION, ldv_msg_fillErr0REQUIRES_VIOLATION, ldv_msg_fillErr5REQUIRES_VIOLATION, ldv_msg_fillErr2REQUIRES_VIOLATION, ldv_msg_fillErr1REQUIRES_VIOLATION, ldv_msg_fillErr3REQUIRES_VIOLATION, ldv_atomic_add_returnErr0REQUIRES_VIOLATION, ldv_atomic_add_returnErr3REQUIRES_VIOLATION, ldv_atomic_add_returnErr2REQUIRES_VIOLATION, ldv_atomic_add_returnErr1REQUIRES_VIOLATION, __ldv_list_delErr0REQUIRES_VIOLATION, __ldv_list_delErr1REQUIRES_VIOLATION, __ldv_list_delErr2REQUIRES_VIOLATION, __ldv_list_delErr3REQUIRES_VIOLATION, ldv_kobject_cleanupErr4ASSERT_VIOLATIONMEMORY_FREE, ldv_kobject_cleanupErr1REQUIRES_VIOLATION, ldv_kobject_cleanupErr5ASSERT_VIOLATIONMEMORY_FREE, ldv_kobject_cleanupErr6ASSERT_VIOLATIONMEMORY_FREE, ldv_kobject_cleanupErr0REQUIRES_VIOLATION, ldv_kobject_cleanupErr2ASSERT_VIOLATIONMEMORY_FREE, ldv_kobject_cleanupErr3ASSERT_VIOLATIONMEMORY_FREE, ldv_kobject_cleanupErr7ASSERT_VIOLATIONMEMORY_FREE, ldv_msg_freeErr5ASSERT_VIOLATIONMEMORY_FREE, ldv_msg_freeErr2ASSERT_VIOLATIONMEMORY_FREE, ldv_msg_freeErr1REQUIRES_VIOLATION, ldv_msg_freeErr0REQUIRES_VIOLATION, ldv_msg_freeErr3ASSERT_VIOLATIONMEMORY_FREE, ldv_msg_freeErr6ASSERT_VIOLATIONMEMORY_FREE, ldv_msg_freeErr7ASSERT_VIOLATIONMEMORY_FREE, ldv_msg_freeErr4ASSERT_VIOLATIONMEMORY_FREE, mainErr0ENSURES_VIOLATIONMEMORY_LEAK, LDV_INIT_LIST_HEADErr0REQUIRES_VIOLATION, LDV_INIT_LIST_HEADErr3REQUIRES_VIOLATION, LDV_INIT_LIST_HEADErr2REQUIRES_VIOLATION, LDV_INIT_LIST_HEADErr1REQUIRES_VIOLATION, ldv_list_delErr0REQUIRES_VIOLATION, ldv_list_delErr3REQUIRES_VIOLATION, ldv_list_delErr2REQUIRES_VIOLATION, ldv_list_delErr1REQUIRES_VIOLATION, __ldv_list_addErr3REQUIRES_VIOLATION, __ldv_list_addErr4REQUIRES_VIOLATION, __ldv_list_addErr2REQUIRES_VIOLATION, __ldv_list_addErr5REQUIRES_VIOLATION, __ldv_list_addErr1REQUIRES_VIOLATION, __ldv_list_addErr6REQUIRES_VIOLATION, __ldv_list_addErr0REQUIRES_VIOLATION, __ldv_list_addErr7REQUIRES_VIOLATION, ldv_dev_set_drvdataErr0REQUIRES_VIOLATION, ldv_dev_set_drvdataErr1REQUIRES_VIOLATION, ldv_atomic_sub_returnErr0REQUIRES_VIOLATION, ldv_atomic_sub_returnErr3REQUIRES_VIOLATION, ldv_atomic_sub_returnErr1REQUIRES_VIOLATION, ldv_atomic_sub_returnErr2REQUIRES_VIOLATION, ldv_list_add_tailErr1REQUIRES_VIOLATION, ldv_list_add_tailErr0REQUIRES_VIOLATION, ldv_dev_get_drvdataErr0REQUIRES_VIOLATION, ldv_dev_get_drvdataErr1REQUIRES_VIOLATION, ldv_msg_allocErr1REQUIRES_VIOLATION, ldv_msg_allocErr0REQUIRES_VIOLATION]=== [2019-01-14 19:22:03,710 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-01-14 19:22:03,710 INFO L82 PathProgramCache]: Analyzing trace with hash 1823071025, now seen corresponding path program 1 times [2019-01-14 19:22:03,713 INFO L223 ckRefinementStrategy]: Switched to mode CVC4_FPBP [2019-01-14 19:22:03,714 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 19:22:03,738 INFO L101 rtionOrderModulation]: Changing assertion order to NOT_INCREMENTALLY [2019-01-14 19:22:03,892 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-01-14 19:22:03,896 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2019-01-14 19:22:03,999 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 19:22:03,999 INFO L316 TraceCheckSpWp]: Computing backward predicates... [2019-01-14 19:22:04,834 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 19:22:04,837 INFO L312 seRefinementStrategy]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2019-01-14 19:22:04,837 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [] imperfect sequences [14, 14] total 26 [2019-01-14 19:22:04,838 INFO L459 AbstractCegarLoop]: Interpolant automaton has 26 states [2019-01-14 19:22:04,838 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 26 interpolants. [2019-01-14 19:22:04,838 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=178, Invalid=472, Unknown=0, NotChecked=0, Total=650 [2019-01-14 19:22:04,839 INFO L87 Difference]: Start difference. First operand 148 states and 154 transitions. Second operand 26 states. [2019-01-14 19:22:06,263 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-01-14 19:22:06,263 INFO L93 Difference]: Finished difference Result 158 states and 168 transitions. [2019-01-14 19:22:06,264 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2019-01-14 19:22:06,264 INFO L78 Accepts]: Start accepts. Automaton has 26 states. Word has length 47 [2019-01-14 19:22:06,265 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-01-14 19:22:06,266 INFO L225 Difference]: With dead ends: 158 [2019-01-14 19:22:06,266 INFO L226 Difference]: Without dead ends: 154 [2019-01-14 19:22:06,267 INFO L631 BasicCegarLoop]: 0 DeclaredPredicates, 98 GetRequests, 68 SyntacticMatches, 1 SemanticMatches, 29 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 52 ImplicationChecksByTransitivity, 1.2s TimeCoverageRelationStatistics Valid=278, Invalid=652, Unknown=0, NotChecked=0, Total=930 [2019-01-14 19:22:06,267 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 154 states. [2019-01-14 19:22:06,271 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 154 to 154. [2019-01-14 19:22:06,271 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 154 states. [2019-01-14 19:22:06,272 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 154 states to 154 states and 160 transitions. [2019-01-14 19:22:06,272 INFO L78 Accepts]: Start accepts. Automaton has 154 states and 160 transitions. Word has length 47 [2019-01-14 19:22:06,273 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-01-14 19:22:06,274 INFO L480 AbstractCegarLoop]: Abstraction has 154 states and 160 transitions. [2019-01-14 19:22:06,274 INFO L481 AbstractCegarLoop]: Interpolant automaton has 26 states. [2019-01-14 19:22:06,274 INFO L276 IsEmpty]: Start isEmpty. Operand 154 states and 160 transitions. [2019-01-14 19:22:06,275 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 54 [2019-01-14 19:22:06,275 INFO L394 BasicCegarLoop]: Found error trace [2019-01-14 19:22:06,276 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 19:22:06,276 INFO L423 AbstractCegarLoop]: === Iteration 14 === [ldv_kref_initErr1REQUIRES_VIOLATION, ldv_kref_initErr0REQUIRES_VIOLATION, ldv_list_addErr0REQUIRES_VIOLATION, ldv_list_addErr1REQUIRES_VIOLATION, ldv_kobject_createErr0REQUIRES_VIOLATION, ldv_kobject_createErr1REQUIRES_VIOLATION, ldv_destroy_msgsErr3REQUIRES_VIOLATION, ldv_destroy_msgsErr1REQUIRES_VIOLATION, ldv_destroy_msgsErr2REQUIRES_VIOLATION, ldv_destroy_msgsErr0REQUIRES_VIOLATION, ldv_destroy_msgsErr5REQUIRES_VIOLATION, ldv_destroy_msgsErr4REQUIRES_VIOLATION, ldv_msg_fillErr4REQUIRES_VIOLATION, ldv_msg_fillErr0REQUIRES_VIOLATION, ldv_msg_fillErr5REQUIRES_VIOLATION, ldv_msg_fillErr2REQUIRES_VIOLATION, ldv_msg_fillErr1REQUIRES_VIOLATION, ldv_msg_fillErr3REQUIRES_VIOLATION, ldv_atomic_add_returnErr0REQUIRES_VIOLATION, ldv_atomic_add_returnErr3REQUIRES_VIOLATION, ldv_atomic_add_returnErr2REQUIRES_VIOLATION, ldv_atomic_add_returnErr1REQUIRES_VIOLATION, __ldv_list_delErr0REQUIRES_VIOLATION, __ldv_list_delErr1REQUIRES_VIOLATION, __ldv_list_delErr2REQUIRES_VIOLATION, __ldv_list_delErr3REQUIRES_VIOLATION, ldv_kobject_cleanupErr4ASSERT_VIOLATIONMEMORY_FREE, ldv_kobject_cleanupErr1REQUIRES_VIOLATION, ldv_kobject_cleanupErr5ASSERT_VIOLATIONMEMORY_FREE, ldv_kobject_cleanupErr6ASSERT_VIOLATIONMEMORY_FREE, ldv_kobject_cleanupErr0REQUIRES_VIOLATION, ldv_kobject_cleanupErr2ASSERT_VIOLATIONMEMORY_FREE, ldv_kobject_cleanupErr3ASSERT_VIOLATIONMEMORY_FREE, ldv_kobject_cleanupErr7ASSERT_VIOLATIONMEMORY_FREE, ldv_msg_freeErr5ASSERT_VIOLATIONMEMORY_FREE, ldv_msg_freeErr2ASSERT_VIOLATIONMEMORY_FREE, ldv_msg_freeErr1REQUIRES_VIOLATION, ldv_msg_freeErr0REQUIRES_VIOLATION, ldv_msg_freeErr3ASSERT_VIOLATIONMEMORY_FREE, ldv_msg_freeErr6ASSERT_VIOLATIONMEMORY_FREE, ldv_msg_freeErr7ASSERT_VIOLATIONMEMORY_FREE, ldv_msg_freeErr4ASSERT_VIOLATIONMEMORY_FREE, mainErr0ENSURES_VIOLATIONMEMORY_LEAK, LDV_INIT_LIST_HEADErr0REQUIRES_VIOLATION, LDV_INIT_LIST_HEADErr3REQUIRES_VIOLATION, LDV_INIT_LIST_HEADErr2REQUIRES_VIOLATION, LDV_INIT_LIST_HEADErr1REQUIRES_VIOLATION, ldv_list_delErr0REQUIRES_VIOLATION, ldv_list_delErr3REQUIRES_VIOLATION, ldv_list_delErr2REQUIRES_VIOLATION, ldv_list_delErr1REQUIRES_VIOLATION, __ldv_list_addErr3REQUIRES_VIOLATION, __ldv_list_addErr4REQUIRES_VIOLATION, __ldv_list_addErr2REQUIRES_VIOLATION, __ldv_list_addErr5REQUIRES_VIOLATION, __ldv_list_addErr1REQUIRES_VIOLATION, __ldv_list_addErr6REQUIRES_VIOLATION, __ldv_list_addErr0REQUIRES_VIOLATION, __ldv_list_addErr7REQUIRES_VIOLATION, ldv_dev_set_drvdataErr0REQUIRES_VIOLATION, ldv_dev_set_drvdataErr1REQUIRES_VIOLATION, ldv_atomic_sub_returnErr0REQUIRES_VIOLATION, ldv_atomic_sub_returnErr3REQUIRES_VIOLATION, ldv_atomic_sub_returnErr1REQUIRES_VIOLATION, ldv_atomic_sub_returnErr2REQUIRES_VIOLATION, ldv_list_add_tailErr1REQUIRES_VIOLATION, ldv_list_add_tailErr0REQUIRES_VIOLATION, ldv_dev_get_drvdataErr0REQUIRES_VIOLATION, ldv_dev_get_drvdataErr1REQUIRES_VIOLATION, ldv_msg_allocErr1REQUIRES_VIOLATION, ldv_msg_allocErr0REQUIRES_VIOLATION]=== [2019-01-14 19:22:06,276 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-01-14 19:22:06,277 INFO L82 PathProgramCache]: Analyzing trace with hash 2111680049, now seen corresponding path program 2 times [2019-01-14 19:22:06,277 INFO L223 ckRefinementStrategy]: Switched to mode CVC4_FPBP [2019-01-14 19:22:06,277 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 19:22:06,307 INFO L101 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST1 [2019-01-14 19:22:06,412 INFO L249 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST1 issued 1 check-sat command(s) [2019-01-14 19:22:06,412 INFO L250 tOrderPrioritization]: Conjunction of SSA is unsat [2019-01-14 19:22:06,416 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2019-01-14 19:22:06,424 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 19:22:06,424 INFO L267 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2019-01-14 19:22:06,426 INFO L267 ElimStorePlain]: Start of recursive call 1: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2019-01-14 19:22:06,426 INFO L202 ElimStorePlain]: Needed 2 recursive calls to eliminate 1 variables, input treesize:6, output treesize:5 [2019-01-14 19:22:06,631 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 19:22:06,632 INFO L312 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2019-01-14 19:22:06,634 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-01-14 19:22:06,634 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [12] imperfect sequences [] total 12 [2019-01-14 19:22:06,634 INFO L459 AbstractCegarLoop]: Interpolant automaton has 13 states [2019-01-14 19:22:06,635 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 13 interpolants. [2019-01-14 19:22:06,635 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=33, Invalid=123, Unknown=0, NotChecked=0, Total=156 [2019-01-14 19:22:06,635 INFO L87 Difference]: Start difference. First operand 154 states and 160 transitions. Second operand 13 states. [2019-01-14 19:22:08,255 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-01-14 19:22:08,256 INFO L93 Difference]: Finished difference Result 164 states and 169 transitions. [2019-01-14 19:22:08,257 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2019-01-14 19:22:08,257 INFO L78 Accepts]: Start accepts. Automaton has 13 states. Word has length 53 [2019-01-14 19:22:08,257 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-01-14 19:22:08,258 INFO L225 Difference]: With dead ends: 164 [2019-01-14 19:22:08,258 INFO L226 Difference]: Without dead ends: 164 [2019-01-14 19:22:08,258 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 19:22:08,260 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 164 states. [2019-01-14 19:22:08,265 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 164 to 152. [2019-01-14 19:22:08,265 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 152 states. [2019-01-14 19:22:08,266 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 152 states to 152 states and 158 transitions. [2019-01-14 19:22:08,266 INFO L78 Accepts]: Start accepts. Automaton has 152 states and 158 transitions. Word has length 53 [2019-01-14 19:22:08,267 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-01-14 19:22:08,268 INFO L480 AbstractCegarLoop]: Abstraction has 152 states and 158 transitions. [2019-01-14 19:22:08,268 INFO L481 AbstractCegarLoop]: Interpolant automaton has 13 states. [2019-01-14 19:22:08,268 INFO L276 IsEmpty]: Start isEmpty. Operand 152 states and 158 transitions. [2019-01-14 19:22:08,269 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 54 [2019-01-14 19:22:08,270 INFO L394 BasicCegarLoop]: Found error trace [2019-01-14 19:22:08,270 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 19:22:08,270 INFO L423 AbstractCegarLoop]: === Iteration 15 === [ldv_kref_initErr1REQUIRES_VIOLATION, ldv_kref_initErr0REQUIRES_VIOLATION, ldv_list_addErr0REQUIRES_VIOLATION, ldv_list_addErr1REQUIRES_VIOLATION, ldv_kobject_createErr0REQUIRES_VIOLATION, ldv_kobject_createErr1REQUIRES_VIOLATION, ldv_destroy_msgsErr3REQUIRES_VIOLATION, ldv_destroy_msgsErr1REQUIRES_VIOLATION, ldv_destroy_msgsErr2REQUIRES_VIOLATION, ldv_destroy_msgsErr0REQUIRES_VIOLATION, ldv_destroy_msgsErr5REQUIRES_VIOLATION, ldv_destroy_msgsErr4REQUIRES_VIOLATION, ldv_msg_fillErr4REQUIRES_VIOLATION, ldv_msg_fillErr0REQUIRES_VIOLATION, ldv_msg_fillErr5REQUIRES_VIOLATION, ldv_msg_fillErr2REQUIRES_VIOLATION, ldv_msg_fillErr1REQUIRES_VIOLATION, ldv_msg_fillErr3REQUIRES_VIOLATION, ldv_atomic_add_returnErr0REQUIRES_VIOLATION, ldv_atomic_add_returnErr3REQUIRES_VIOLATION, ldv_atomic_add_returnErr2REQUIRES_VIOLATION, ldv_atomic_add_returnErr1REQUIRES_VIOLATION, __ldv_list_delErr0REQUIRES_VIOLATION, __ldv_list_delErr1REQUIRES_VIOLATION, __ldv_list_delErr2REQUIRES_VIOLATION, __ldv_list_delErr3REQUIRES_VIOLATION, ldv_kobject_cleanupErr4ASSERT_VIOLATIONMEMORY_FREE, ldv_kobject_cleanupErr1REQUIRES_VIOLATION, ldv_kobject_cleanupErr5ASSERT_VIOLATIONMEMORY_FREE, ldv_kobject_cleanupErr6ASSERT_VIOLATIONMEMORY_FREE, ldv_kobject_cleanupErr0REQUIRES_VIOLATION, ldv_kobject_cleanupErr2ASSERT_VIOLATIONMEMORY_FREE, ldv_kobject_cleanupErr3ASSERT_VIOLATIONMEMORY_FREE, ldv_kobject_cleanupErr7ASSERT_VIOLATIONMEMORY_FREE, ldv_msg_freeErr5ASSERT_VIOLATIONMEMORY_FREE, ldv_msg_freeErr2ASSERT_VIOLATIONMEMORY_FREE, ldv_msg_freeErr1REQUIRES_VIOLATION, ldv_msg_freeErr0REQUIRES_VIOLATION, ldv_msg_freeErr3ASSERT_VIOLATIONMEMORY_FREE, ldv_msg_freeErr6ASSERT_VIOLATIONMEMORY_FREE, ldv_msg_freeErr7ASSERT_VIOLATIONMEMORY_FREE, ldv_msg_freeErr4ASSERT_VIOLATIONMEMORY_FREE, mainErr0ENSURES_VIOLATIONMEMORY_LEAK, LDV_INIT_LIST_HEADErr0REQUIRES_VIOLATION, LDV_INIT_LIST_HEADErr3REQUIRES_VIOLATION, LDV_INIT_LIST_HEADErr2REQUIRES_VIOLATION, LDV_INIT_LIST_HEADErr1REQUIRES_VIOLATION, ldv_list_delErr0REQUIRES_VIOLATION, ldv_list_delErr3REQUIRES_VIOLATION, ldv_list_delErr2REQUIRES_VIOLATION, ldv_list_delErr1REQUIRES_VIOLATION, __ldv_list_addErr3REQUIRES_VIOLATION, __ldv_list_addErr4REQUIRES_VIOLATION, __ldv_list_addErr2REQUIRES_VIOLATION, __ldv_list_addErr5REQUIRES_VIOLATION, __ldv_list_addErr1REQUIRES_VIOLATION, __ldv_list_addErr6REQUIRES_VIOLATION, __ldv_list_addErr0REQUIRES_VIOLATION, __ldv_list_addErr7REQUIRES_VIOLATION, ldv_dev_set_drvdataErr0REQUIRES_VIOLATION, ldv_dev_set_drvdataErr1REQUIRES_VIOLATION, ldv_atomic_sub_returnErr0REQUIRES_VIOLATION, ldv_atomic_sub_returnErr3REQUIRES_VIOLATION, ldv_atomic_sub_returnErr1REQUIRES_VIOLATION, ldv_atomic_sub_returnErr2REQUIRES_VIOLATION, ldv_list_add_tailErr1REQUIRES_VIOLATION, ldv_list_add_tailErr0REQUIRES_VIOLATION, ldv_dev_get_drvdataErr0REQUIRES_VIOLATION, ldv_dev_get_drvdataErr1REQUIRES_VIOLATION, ldv_msg_allocErr1REQUIRES_VIOLATION, ldv_msg_allocErr0REQUIRES_VIOLATION]=== [2019-01-14 19:22:08,271 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-01-14 19:22:08,271 INFO L82 PathProgramCache]: Analyzing trace with hash 2111680050, now seen corresponding path program 1 times [2019-01-14 19:22:08,271 INFO L223 ckRefinementStrategy]: Switched to mode CVC4_FPBP [2019-01-14 19:22:08,271 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 19:22:08,299 INFO L101 rtionOrderModulation]: Changing assertion order to NOT_INCREMENTALLY [2019-01-14 19:22:08,538 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-01-14 19:22:08,543 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2019-01-14 19:22:08,562 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 19:22:08,562 INFO L267 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2019-01-14 19:22:08,569 INFO L267 ElimStorePlain]: Start of recursive call 1: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2019-01-14 19:22:08,569 INFO L202 ElimStorePlain]: Needed 2 recursive calls to eliminate 1 variables, input treesize:10, output treesize:9 [2019-01-14 19:22:08,917 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 19:22:08,917 INFO L312 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2019-01-14 19:22:08,922 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-01-14 19:22:08,922 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [12] imperfect sequences [] total 12 [2019-01-14 19:22:08,923 INFO L459 AbstractCegarLoop]: Interpolant automaton has 13 states [2019-01-14 19:22:08,923 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 13 interpolants. [2019-01-14 19:22:08,923 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=31, Invalid=125, Unknown=0, NotChecked=0, Total=156 [2019-01-14 19:22:08,923 INFO L87 Difference]: Start difference. First operand 152 states and 158 transitions. Second operand 13 states. [2019-01-14 19:22:10,308 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-01-14 19:22:10,309 INFO L93 Difference]: Finished difference Result 150 states and 156 transitions. [2019-01-14 19:22:10,310 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2019-01-14 19:22:10,310 INFO L78 Accepts]: Start accepts. Automaton has 13 states. Word has length 53 [2019-01-14 19:22:10,310 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-01-14 19:22:10,311 INFO L225 Difference]: With dead ends: 150 [2019-01-14 19:22:10,311 INFO L226 Difference]: Without dead ends: 150 [2019-01-14 19:22:10,312 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 19:22:10,312 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 150 states. [2019-01-14 19:22:10,317 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 150 to 150. [2019-01-14 19:22:10,317 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 150 states. [2019-01-14 19:22:10,318 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 150 states to 150 states and 156 transitions. [2019-01-14 19:22:10,318 INFO L78 Accepts]: Start accepts. Automaton has 150 states and 156 transitions. Word has length 53 [2019-01-14 19:22:10,319 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-01-14 19:22:10,320 INFO L480 AbstractCegarLoop]: Abstraction has 150 states and 156 transitions. [2019-01-14 19:22:10,320 INFO L481 AbstractCegarLoop]: Interpolant automaton has 13 states. [2019-01-14 19:22:10,321 INFO L276 IsEmpty]: Start isEmpty. Operand 150 states and 156 transitions. [2019-01-14 19:22:10,321 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 57 [2019-01-14 19:22:10,321 INFO L394 BasicCegarLoop]: Found error trace [2019-01-14 19:22:10,322 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] [2019-01-14 19:22:10,327 INFO L423 AbstractCegarLoop]: === Iteration 16 === [ldv_kref_initErr1REQUIRES_VIOLATION, ldv_kref_initErr0REQUIRES_VIOLATION, ldv_list_addErr0REQUIRES_VIOLATION, ldv_list_addErr1REQUIRES_VIOLATION, ldv_kobject_createErr0REQUIRES_VIOLATION, ldv_kobject_createErr1REQUIRES_VIOLATION, ldv_destroy_msgsErr3REQUIRES_VIOLATION, ldv_destroy_msgsErr1REQUIRES_VIOLATION, ldv_destroy_msgsErr2REQUIRES_VIOLATION, ldv_destroy_msgsErr0REQUIRES_VIOLATION, ldv_destroy_msgsErr5REQUIRES_VIOLATION, ldv_destroy_msgsErr4REQUIRES_VIOLATION, ldv_msg_fillErr4REQUIRES_VIOLATION, ldv_msg_fillErr0REQUIRES_VIOLATION, ldv_msg_fillErr5REQUIRES_VIOLATION, ldv_msg_fillErr2REQUIRES_VIOLATION, ldv_msg_fillErr1REQUIRES_VIOLATION, ldv_msg_fillErr3REQUIRES_VIOLATION, ldv_atomic_add_returnErr0REQUIRES_VIOLATION, ldv_atomic_add_returnErr3REQUIRES_VIOLATION, ldv_atomic_add_returnErr2REQUIRES_VIOLATION, ldv_atomic_add_returnErr1REQUIRES_VIOLATION, __ldv_list_delErr0REQUIRES_VIOLATION, __ldv_list_delErr1REQUIRES_VIOLATION, __ldv_list_delErr2REQUIRES_VIOLATION, __ldv_list_delErr3REQUIRES_VIOLATION, ldv_kobject_cleanupErr4ASSERT_VIOLATIONMEMORY_FREE, ldv_kobject_cleanupErr1REQUIRES_VIOLATION, ldv_kobject_cleanupErr5ASSERT_VIOLATIONMEMORY_FREE, ldv_kobject_cleanupErr6ASSERT_VIOLATIONMEMORY_FREE, ldv_kobject_cleanupErr0REQUIRES_VIOLATION, ldv_kobject_cleanupErr2ASSERT_VIOLATIONMEMORY_FREE, ldv_kobject_cleanupErr3ASSERT_VIOLATIONMEMORY_FREE, ldv_kobject_cleanupErr7ASSERT_VIOLATIONMEMORY_FREE, ldv_msg_freeErr5ASSERT_VIOLATIONMEMORY_FREE, ldv_msg_freeErr2ASSERT_VIOLATIONMEMORY_FREE, ldv_msg_freeErr1REQUIRES_VIOLATION, ldv_msg_freeErr0REQUIRES_VIOLATION, ldv_msg_freeErr3ASSERT_VIOLATIONMEMORY_FREE, ldv_msg_freeErr6ASSERT_VIOLATIONMEMORY_FREE, ldv_msg_freeErr7ASSERT_VIOLATIONMEMORY_FREE, ldv_msg_freeErr4ASSERT_VIOLATIONMEMORY_FREE, mainErr0ENSURES_VIOLATIONMEMORY_LEAK, LDV_INIT_LIST_HEADErr0REQUIRES_VIOLATION, LDV_INIT_LIST_HEADErr3REQUIRES_VIOLATION, LDV_INIT_LIST_HEADErr2REQUIRES_VIOLATION, LDV_INIT_LIST_HEADErr1REQUIRES_VIOLATION, ldv_list_delErr0REQUIRES_VIOLATION, ldv_list_delErr3REQUIRES_VIOLATION, ldv_list_delErr2REQUIRES_VIOLATION, ldv_list_delErr1REQUIRES_VIOLATION, __ldv_list_addErr3REQUIRES_VIOLATION, __ldv_list_addErr4REQUIRES_VIOLATION, __ldv_list_addErr2REQUIRES_VIOLATION, __ldv_list_addErr5REQUIRES_VIOLATION, __ldv_list_addErr1REQUIRES_VIOLATION, __ldv_list_addErr6REQUIRES_VIOLATION, __ldv_list_addErr0REQUIRES_VIOLATION, __ldv_list_addErr7REQUIRES_VIOLATION, ldv_dev_set_drvdataErr0REQUIRES_VIOLATION, ldv_dev_set_drvdataErr1REQUIRES_VIOLATION, ldv_atomic_sub_returnErr0REQUIRES_VIOLATION, ldv_atomic_sub_returnErr3REQUIRES_VIOLATION, ldv_atomic_sub_returnErr1REQUIRES_VIOLATION, ldv_atomic_sub_returnErr2REQUIRES_VIOLATION, ldv_list_add_tailErr1REQUIRES_VIOLATION, ldv_list_add_tailErr0REQUIRES_VIOLATION, ldv_dev_get_drvdataErr0REQUIRES_VIOLATION, ldv_dev_get_drvdataErr1REQUIRES_VIOLATION, ldv_msg_allocErr1REQUIRES_VIOLATION, ldv_msg_allocErr0REQUIRES_VIOLATION]=== [2019-01-14 19:22:10,327 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-01-14 19:22:10,327 INFO L82 PathProgramCache]: Analyzing trace with hash -345022051, now seen corresponding path program 1 times [2019-01-14 19:22:10,328 INFO L223 ckRefinementStrategy]: Switched to mode CVC4_FPBP [2019-01-14 19:22:10,328 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 19:22:10,345 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-01-14 19:22:10,459 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-01-14 19:22:10,464 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2019-01-14 19:22:10,518 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 19:22:10,518 INFO L312 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2019-01-14 19:22:10,520 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-01-14 19:22:10,520 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2019-01-14 19:22:10,521 INFO L459 AbstractCegarLoop]: Interpolant automaton has 7 states [2019-01-14 19:22:10,521 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2019-01-14 19:22:10,521 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=11, Invalid=31, Unknown=0, NotChecked=0, Total=42 [2019-01-14 19:22:10,521 INFO L87 Difference]: Start difference. First operand 150 states and 156 transitions. Second operand 7 states. [2019-01-14 19:22:10,588 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-01-14 19:22:10,588 INFO L93 Difference]: Finished difference Result 152 states and 157 transitions. [2019-01-14 19:22:10,589 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2019-01-14 19:22:10,589 INFO L78 Accepts]: Start accepts. Automaton has 7 states. Word has length 56 [2019-01-14 19:22:10,590 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-01-14 19:22:10,591 INFO L225 Difference]: With dead ends: 152 [2019-01-14 19:22:10,591 INFO L226 Difference]: Without dead ends: 150 [2019-01-14 19:22:10,592 INFO L631 BasicCegarLoop]: 0 DeclaredPredicates, 56 GetRequests, 50 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 19:22:10,592 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 150 states. [2019-01-14 19:22:10,596 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 150 to 150. [2019-01-14 19:22:10,597 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 150 states. [2019-01-14 19:22:10,598 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 150 states to 150 states and 155 transitions. [2019-01-14 19:22:10,598 INFO L78 Accepts]: Start accepts. Automaton has 150 states and 155 transitions. Word has length 56 [2019-01-14 19:22:10,598 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-01-14 19:22:10,598 INFO L480 AbstractCegarLoop]: Abstraction has 150 states and 155 transitions. [2019-01-14 19:22:10,598 INFO L481 AbstractCegarLoop]: Interpolant automaton has 7 states. [2019-01-14 19:22:10,599 INFO L276 IsEmpty]: Start isEmpty. Operand 150 states and 155 transitions. [2019-01-14 19:22:10,599 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 62 [2019-01-14 19:22:10,599 INFO L394 BasicCegarLoop]: Found error trace [2019-01-14 19:22:10,599 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] [2019-01-14 19:22:10,602 INFO L423 AbstractCegarLoop]: === Iteration 17 === [ldv_kref_initErr1REQUIRES_VIOLATION, ldv_kref_initErr0REQUIRES_VIOLATION, ldv_list_addErr0REQUIRES_VIOLATION, ldv_list_addErr1REQUIRES_VIOLATION, ldv_kobject_createErr0REQUIRES_VIOLATION, ldv_kobject_createErr1REQUIRES_VIOLATION, ldv_destroy_msgsErr3REQUIRES_VIOLATION, ldv_destroy_msgsErr1REQUIRES_VIOLATION, ldv_destroy_msgsErr2REQUIRES_VIOLATION, ldv_destroy_msgsErr0REQUIRES_VIOLATION, ldv_destroy_msgsErr5REQUIRES_VIOLATION, ldv_destroy_msgsErr4REQUIRES_VIOLATION, ldv_msg_fillErr4REQUIRES_VIOLATION, ldv_msg_fillErr0REQUIRES_VIOLATION, ldv_msg_fillErr5REQUIRES_VIOLATION, ldv_msg_fillErr2REQUIRES_VIOLATION, ldv_msg_fillErr1REQUIRES_VIOLATION, ldv_msg_fillErr3REQUIRES_VIOLATION, ldv_atomic_add_returnErr0REQUIRES_VIOLATION, ldv_atomic_add_returnErr3REQUIRES_VIOLATION, ldv_atomic_add_returnErr2REQUIRES_VIOLATION, ldv_atomic_add_returnErr1REQUIRES_VIOLATION, __ldv_list_delErr0REQUIRES_VIOLATION, __ldv_list_delErr1REQUIRES_VIOLATION, __ldv_list_delErr2REQUIRES_VIOLATION, __ldv_list_delErr3REQUIRES_VIOLATION, ldv_kobject_cleanupErr4ASSERT_VIOLATIONMEMORY_FREE, ldv_kobject_cleanupErr1REQUIRES_VIOLATION, ldv_kobject_cleanupErr5ASSERT_VIOLATIONMEMORY_FREE, ldv_kobject_cleanupErr6ASSERT_VIOLATIONMEMORY_FREE, ldv_kobject_cleanupErr0REQUIRES_VIOLATION, ldv_kobject_cleanupErr2ASSERT_VIOLATIONMEMORY_FREE, ldv_kobject_cleanupErr3ASSERT_VIOLATIONMEMORY_FREE, ldv_kobject_cleanupErr7ASSERT_VIOLATIONMEMORY_FREE, ldv_msg_freeErr5ASSERT_VIOLATIONMEMORY_FREE, ldv_msg_freeErr2ASSERT_VIOLATIONMEMORY_FREE, ldv_msg_freeErr1REQUIRES_VIOLATION, ldv_msg_freeErr0REQUIRES_VIOLATION, ldv_msg_freeErr3ASSERT_VIOLATIONMEMORY_FREE, ldv_msg_freeErr6ASSERT_VIOLATIONMEMORY_FREE, ldv_msg_freeErr7ASSERT_VIOLATIONMEMORY_FREE, ldv_msg_freeErr4ASSERT_VIOLATIONMEMORY_FREE, mainErr0ENSURES_VIOLATIONMEMORY_LEAK, LDV_INIT_LIST_HEADErr0REQUIRES_VIOLATION, LDV_INIT_LIST_HEADErr3REQUIRES_VIOLATION, LDV_INIT_LIST_HEADErr2REQUIRES_VIOLATION, LDV_INIT_LIST_HEADErr1REQUIRES_VIOLATION, ldv_list_delErr0REQUIRES_VIOLATION, ldv_list_delErr3REQUIRES_VIOLATION, ldv_list_delErr2REQUIRES_VIOLATION, ldv_list_delErr1REQUIRES_VIOLATION, __ldv_list_addErr3REQUIRES_VIOLATION, __ldv_list_addErr4REQUIRES_VIOLATION, __ldv_list_addErr2REQUIRES_VIOLATION, __ldv_list_addErr5REQUIRES_VIOLATION, __ldv_list_addErr1REQUIRES_VIOLATION, __ldv_list_addErr6REQUIRES_VIOLATION, __ldv_list_addErr0REQUIRES_VIOLATION, __ldv_list_addErr7REQUIRES_VIOLATION, ldv_dev_set_drvdataErr0REQUIRES_VIOLATION, ldv_dev_set_drvdataErr1REQUIRES_VIOLATION, ldv_atomic_sub_returnErr0REQUIRES_VIOLATION, ldv_atomic_sub_returnErr3REQUIRES_VIOLATION, ldv_atomic_sub_returnErr1REQUIRES_VIOLATION, ldv_atomic_sub_returnErr2REQUIRES_VIOLATION, ldv_list_add_tailErr1REQUIRES_VIOLATION, ldv_list_add_tailErr0REQUIRES_VIOLATION, ldv_dev_get_drvdataErr0REQUIRES_VIOLATION, ldv_dev_get_drvdataErr1REQUIRES_VIOLATION, ldv_msg_allocErr1REQUIRES_VIOLATION, ldv_msg_allocErr0REQUIRES_VIOLATION]=== [2019-01-14 19:22:10,602 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-01-14 19:22:10,602 INFO L82 PathProgramCache]: Analyzing trace with hash 1174092075, now seen corresponding path program 1 times [2019-01-14 19:22:10,605 INFO L223 ckRefinementStrategy]: Switched to mode CVC4_FPBP [2019-01-14 19:22:10,605 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 19:22:10,629 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-01-14 19:22:10,744 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-01-14 19:22:10,750 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2019-01-14 19:22:10,849 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 19:22:10,850 INFO L312 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2019-01-14 19:22:10,852 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-01-14 19:22:10,852 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [9] imperfect sequences [] total 9 [2019-01-14 19:22:10,853 INFO L459 AbstractCegarLoop]: Interpolant automaton has 9 states [2019-01-14 19:22:10,853 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2019-01-14 19:22:10,853 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=15, Invalid=57, Unknown=0, NotChecked=0, Total=72 [2019-01-14 19:22:10,853 INFO L87 Difference]: Start difference. First operand 150 states and 155 transitions. Second operand 9 states. [2019-01-14 19:22:10,974 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-01-14 19:22:10,974 INFO L93 Difference]: Finished difference Result 154 states and 158 transitions. [2019-01-14 19:22:10,976 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2019-01-14 19:22:10,976 INFO L78 Accepts]: Start accepts. Automaton has 9 states. Word has length 61 [2019-01-14 19:22:10,976 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-01-14 19:22:10,977 INFO L225 Difference]: With dead ends: 154 [2019-01-14 19:22:10,978 INFO L226 Difference]: Without dead ends: 150 [2019-01-14 19:22:10,978 INFO L631 BasicCegarLoop]: 0 DeclaredPredicates, 62 GetRequests, 53 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 19:22:10,978 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 150 states. [2019-01-14 19:22:10,982 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 150 to 150. [2019-01-14 19:22:10,983 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 150 states. [2019-01-14 19:22:10,983 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 150 states to 150 states and 154 transitions. [2019-01-14 19:22:10,984 INFO L78 Accepts]: Start accepts. Automaton has 150 states and 154 transitions. Word has length 61 [2019-01-14 19:22:10,984 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-01-14 19:22:10,985 INFO L480 AbstractCegarLoop]: Abstraction has 150 states and 154 transitions. [2019-01-14 19:22:10,985 INFO L481 AbstractCegarLoop]: Interpolant automaton has 9 states. [2019-01-14 19:22:10,985 INFO L276 IsEmpty]: Start isEmpty. Operand 150 states and 154 transitions. [2019-01-14 19:22:10,990 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 73 [2019-01-14 19:22:10,990 INFO L394 BasicCegarLoop]: Found error trace [2019-01-14 19:22:10,991 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] [2019-01-14 19:22:10,992 INFO L423 AbstractCegarLoop]: === Iteration 18 === [ldv_kref_initErr1REQUIRES_VIOLATION, ldv_kref_initErr0REQUIRES_VIOLATION, ldv_list_addErr0REQUIRES_VIOLATION, ldv_list_addErr1REQUIRES_VIOLATION, ldv_kobject_createErr0REQUIRES_VIOLATION, ldv_kobject_createErr1REQUIRES_VIOLATION, ldv_destroy_msgsErr3REQUIRES_VIOLATION, ldv_destroy_msgsErr1REQUIRES_VIOLATION, ldv_destroy_msgsErr2REQUIRES_VIOLATION, ldv_destroy_msgsErr0REQUIRES_VIOLATION, ldv_destroy_msgsErr5REQUIRES_VIOLATION, ldv_destroy_msgsErr4REQUIRES_VIOLATION, ldv_msg_fillErr4REQUIRES_VIOLATION, ldv_msg_fillErr0REQUIRES_VIOLATION, ldv_msg_fillErr5REQUIRES_VIOLATION, ldv_msg_fillErr2REQUIRES_VIOLATION, ldv_msg_fillErr1REQUIRES_VIOLATION, ldv_msg_fillErr3REQUIRES_VIOLATION, ldv_atomic_add_returnErr0REQUIRES_VIOLATION, ldv_atomic_add_returnErr3REQUIRES_VIOLATION, ldv_atomic_add_returnErr2REQUIRES_VIOLATION, ldv_atomic_add_returnErr1REQUIRES_VIOLATION, __ldv_list_delErr0REQUIRES_VIOLATION, __ldv_list_delErr1REQUIRES_VIOLATION, __ldv_list_delErr2REQUIRES_VIOLATION, __ldv_list_delErr3REQUIRES_VIOLATION, ldv_kobject_cleanupErr4ASSERT_VIOLATIONMEMORY_FREE, ldv_kobject_cleanupErr1REQUIRES_VIOLATION, ldv_kobject_cleanupErr5ASSERT_VIOLATIONMEMORY_FREE, ldv_kobject_cleanupErr6ASSERT_VIOLATIONMEMORY_FREE, ldv_kobject_cleanupErr0REQUIRES_VIOLATION, ldv_kobject_cleanupErr2ASSERT_VIOLATIONMEMORY_FREE, ldv_kobject_cleanupErr3ASSERT_VIOLATIONMEMORY_FREE, ldv_kobject_cleanupErr7ASSERT_VIOLATIONMEMORY_FREE, ldv_msg_freeErr5ASSERT_VIOLATIONMEMORY_FREE, ldv_msg_freeErr2ASSERT_VIOLATIONMEMORY_FREE, ldv_msg_freeErr1REQUIRES_VIOLATION, ldv_msg_freeErr0REQUIRES_VIOLATION, ldv_msg_freeErr3ASSERT_VIOLATIONMEMORY_FREE, ldv_msg_freeErr6ASSERT_VIOLATIONMEMORY_FREE, ldv_msg_freeErr7ASSERT_VIOLATIONMEMORY_FREE, ldv_msg_freeErr4ASSERT_VIOLATIONMEMORY_FREE, mainErr0ENSURES_VIOLATIONMEMORY_LEAK, LDV_INIT_LIST_HEADErr0REQUIRES_VIOLATION, LDV_INIT_LIST_HEADErr3REQUIRES_VIOLATION, LDV_INIT_LIST_HEADErr2REQUIRES_VIOLATION, LDV_INIT_LIST_HEADErr1REQUIRES_VIOLATION, ldv_list_delErr0REQUIRES_VIOLATION, ldv_list_delErr3REQUIRES_VIOLATION, ldv_list_delErr2REQUIRES_VIOLATION, ldv_list_delErr1REQUIRES_VIOLATION, __ldv_list_addErr3REQUIRES_VIOLATION, __ldv_list_addErr4REQUIRES_VIOLATION, __ldv_list_addErr2REQUIRES_VIOLATION, __ldv_list_addErr5REQUIRES_VIOLATION, __ldv_list_addErr1REQUIRES_VIOLATION, __ldv_list_addErr6REQUIRES_VIOLATION, __ldv_list_addErr0REQUIRES_VIOLATION, __ldv_list_addErr7REQUIRES_VIOLATION, ldv_dev_set_drvdataErr0REQUIRES_VIOLATION, ldv_dev_set_drvdataErr1REQUIRES_VIOLATION, ldv_atomic_sub_returnErr0REQUIRES_VIOLATION, ldv_atomic_sub_returnErr3REQUIRES_VIOLATION, ldv_atomic_sub_returnErr1REQUIRES_VIOLATION, ldv_atomic_sub_returnErr2REQUIRES_VIOLATION, ldv_list_add_tailErr1REQUIRES_VIOLATION, ldv_list_add_tailErr0REQUIRES_VIOLATION, ldv_dev_get_drvdataErr0REQUIRES_VIOLATION, ldv_dev_get_drvdataErr1REQUIRES_VIOLATION, ldv_msg_allocErr1REQUIRES_VIOLATION, ldv_msg_allocErr0REQUIRES_VIOLATION]=== [2019-01-14 19:22:10,992 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-01-14 19:22:10,992 INFO L82 PathProgramCache]: Analyzing trace with hash -1461099811, now seen corresponding path program 1 times [2019-01-14 19:22:10,992 INFO L223 ckRefinementStrategy]: Switched to mode CVC4_FPBP [2019-01-14 19:22:10,992 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 19:22:11,014 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-01-14 19:22:11,270 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-01-14 19:22:11,276 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2019-01-14 19:22:11,282 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 19:22:11,283 INFO L267 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2019-01-14 19:22:11,285 INFO L267 ElimStorePlain]: Start of recursive call 1: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2019-01-14 19:22:11,285 INFO L202 ElimStorePlain]: Needed 2 recursive calls to eliminate 1 variables, input treesize:6, output treesize:5 [2019-01-14 19:22:11,822 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 19:22:11,822 INFO L312 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2019-01-14 19:22:11,826 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-01-14 19:22:11,826 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [17] imperfect sequences [] total 17 [2019-01-14 19:22:11,826 INFO L459 AbstractCegarLoop]: Interpolant automaton has 18 states [2019-01-14 19:22:11,826 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2019-01-14 19:22:11,827 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=48, Invalid=258, Unknown=0, NotChecked=0, Total=306 [2019-01-14 19:22:11,828 INFO L87 Difference]: Start difference. First operand 150 states and 154 transitions. Second operand 18 states. [2019-01-14 19:22:14,039 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-01-14 19:22:14,040 INFO L93 Difference]: Finished difference Result 160 states and 163 transitions. [2019-01-14 19:22:14,040 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2019-01-14 19:22:14,041 INFO L78 Accepts]: Start accepts. Automaton has 18 states. Word has length 72 [2019-01-14 19:22:14,041 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-01-14 19:22:14,042 INFO L225 Difference]: With dead ends: 160 [2019-01-14 19:22:14,042 INFO L226 Difference]: Without dead ends: 160 [2019-01-14 19:22:14,042 INFO L631 BasicCegarLoop]: 0 DeclaredPredicates, 75 GetRequests, 52 SyntacticMatches, 3 SemanticMatches, 20 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 23 ImplicationChecksByTransitivity, 0.5s TimeCoverageRelationStatistics Valid=68, Invalid=394, Unknown=0, NotChecked=0, Total=462 [2019-01-14 19:22:14,043 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 160 states. [2019-01-14 19:22:14,048 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 160 to 148. [2019-01-14 19:22:14,048 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 148 states. [2019-01-14 19:22:14,049 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 148 states to 148 states and 152 transitions. [2019-01-14 19:22:14,051 INFO L78 Accepts]: Start accepts. Automaton has 148 states and 152 transitions. Word has length 72 [2019-01-14 19:22:14,051 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-01-14 19:22:14,051 INFO L480 AbstractCegarLoop]: Abstraction has 148 states and 152 transitions. [2019-01-14 19:22:14,051 INFO L481 AbstractCegarLoop]: Interpolant automaton has 18 states. [2019-01-14 19:22:14,051 INFO L276 IsEmpty]: Start isEmpty. Operand 148 states and 152 transitions. [2019-01-14 19:22:14,052 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 73 [2019-01-14 19:22:14,052 INFO L394 BasicCegarLoop]: Found error trace [2019-01-14 19:22:14,052 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] [2019-01-14 19:22:14,056 INFO L423 AbstractCegarLoop]: === Iteration 19 === [ldv_kref_initErr1REQUIRES_VIOLATION, ldv_kref_initErr0REQUIRES_VIOLATION, ldv_list_addErr0REQUIRES_VIOLATION, ldv_list_addErr1REQUIRES_VIOLATION, ldv_kobject_createErr0REQUIRES_VIOLATION, ldv_kobject_createErr1REQUIRES_VIOLATION, ldv_destroy_msgsErr3REQUIRES_VIOLATION, ldv_destroy_msgsErr1REQUIRES_VIOLATION, ldv_destroy_msgsErr2REQUIRES_VIOLATION, ldv_destroy_msgsErr0REQUIRES_VIOLATION, ldv_destroy_msgsErr5REQUIRES_VIOLATION, ldv_destroy_msgsErr4REQUIRES_VIOLATION, ldv_msg_fillErr4REQUIRES_VIOLATION, ldv_msg_fillErr0REQUIRES_VIOLATION, ldv_msg_fillErr5REQUIRES_VIOLATION, ldv_msg_fillErr2REQUIRES_VIOLATION, ldv_msg_fillErr1REQUIRES_VIOLATION, ldv_msg_fillErr3REQUIRES_VIOLATION, ldv_atomic_add_returnErr0REQUIRES_VIOLATION, ldv_atomic_add_returnErr3REQUIRES_VIOLATION, ldv_atomic_add_returnErr2REQUIRES_VIOLATION, ldv_atomic_add_returnErr1REQUIRES_VIOLATION, __ldv_list_delErr0REQUIRES_VIOLATION, __ldv_list_delErr1REQUIRES_VIOLATION, __ldv_list_delErr2REQUIRES_VIOLATION, __ldv_list_delErr3REQUIRES_VIOLATION, ldv_kobject_cleanupErr4ASSERT_VIOLATIONMEMORY_FREE, ldv_kobject_cleanupErr1REQUIRES_VIOLATION, ldv_kobject_cleanupErr5ASSERT_VIOLATIONMEMORY_FREE, ldv_kobject_cleanupErr6ASSERT_VIOLATIONMEMORY_FREE, ldv_kobject_cleanupErr0REQUIRES_VIOLATION, ldv_kobject_cleanupErr2ASSERT_VIOLATIONMEMORY_FREE, ldv_kobject_cleanupErr3ASSERT_VIOLATIONMEMORY_FREE, ldv_kobject_cleanupErr7ASSERT_VIOLATIONMEMORY_FREE, ldv_msg_freeErr5ASSERT_VIOLATIONMEMORY_FREE, ldv_msg_freeErr2ASSERT_VIOLATIONMEMORY_FREE, ldv_msg_freeErr1REQUIRES_VIOLATION, ldv_msg_freeErr0REQUIRES_VIOLATION, ldv_msg_freeErr3ASSERT_VIOLATIONMEMORY_FREE, ldv_msg_freeErr6ASSERT_VIOLATIONMEMORY_FREE, ldv_msg_freeErr7ASSERT_VIOLATIONMEMORY_FREE, ldv_msg_freeErr4ASSERT_VIOLATIONMEMORY_FREE, mainErr0ENSURES_VIOLATIONMEMORY_LEAK, LDV_INIT_LIST_HEADErr0REQUIRES_VIOLATION, LDV_INIT_LIST_HEADErr3REQUIRES_VIOLATION, LDV_INIT_LIST_HEADErr2REQUIRES_VIOLATION, LDV_INIT_LIST_HEADErr1REQUIRES_VIOLATION, ldv_list_delErr0REQUIRES_VIOLATION, ldv_list_delErr3REQUIRES_VIOLATION, ldv_list_delErr2REQUIRES_VIOLATION, ldv_list_delErr1REQUIRES_VIOLATION, __ldv_list_addErr3REQUIRES_VIOLATION, __ldv_list_addErr4REQUIRES_VIOLATION, __ldv_list_addErr2REQUIRES_VIOLATION, __ldv_list_addErr5REQUIRES_VIOLATION, __ldv_list_addErr1REQUIRES_VIOLATION, __ldv_list_addErr6REQUIRES_VIOLATION, __ldv_list_addErr0REQUIRES_VIOLATION, __ldv_list_addErr7REQUIRES_VIOLATION, ldv_dev_set_drvdataErr0REQUIRES_VIOLATION, ldv_dev_set_drvdataErr1REQUIRES_VIOLATION, ldv_atomic_sub_returnErr0REQUIRES_VIOLATION, ldv_atomic_sub_returnErr3REQUIRES_VIOLATION, ldv_atomic_sub_returnErr1REQUIRES_VIOLATION, ldv_atomic_sub_returnErr2REQUIRES_VIOLATION, ldv_list_add_tailErr1REQUIRES_VIOLATION, ldv_list_add_tailErr0REQUIRES_VIOLATION, ldv_dev_get_drvdataErr0REQUIRES_VIOLATION, ldv_dev_get_drvdataErr1REQUIRES_VIOLATION, ldv_msg_allocErr1REQUIRES_VIOLATION, ldv_msg_allocErr0REQUIRES_VIOLATION]=== [2019-01-14 19:22:14,056 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-01-14 19:22:14,057 INFO L82 PathProgramCache]: Analyzing trace with hash -1461099810, now seen corresponding path program 1 times [2019-01-14 19:22:14,059 INFO L223 ckRefinementStrategy]: Switched to mode CVC4_FPBP [2019-01-14 19:22:14,059 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 19:22:14,085 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-01-14 19:22:14,368 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-01-14 19:22:14,385 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2019-01-14 19:22:14,428 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 19:22:14,428 INFO L267 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2019-01-14 19:22:14,439 INFO L267 ElimStorePlain]: Start of recursive call 1: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2019-01-14 19:22:14,439 INFO L202 ElimStorePlain]: Needed 2 recursive calls to eliminate 1 variables, input treesize:10, output treesize:9 [2019-01-14 19:22:14,950 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 19:22:14,950 INFO L312 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2019-01-14 19:22:14,954 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-01-14 19:22:14,954 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [17] imperfect sequences [] total 17 [2019-01-14 19:22:14,954 INFO L459 AbstractCegarLoop]: Interpolant automaton has 18 states [2019-01-14 19:22:14,954 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2019-01-14 19:22:14,956 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=46, Invalid=260, Unknown=0, NotChecked=0, Total=306 [2019-01-14 19:22:14,956 INFO L87 Difference]: Start difference. First operand 148 states and 152 transitions. Second operand 18 states. [2019-01-14 19:22:17,080 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-01-14 19:22:17,080 INFO L93 Difference]: Finished difference Result 146 states and 150 transitions. [2019-01-14 19:22:17,081 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2019-01-14 19:22:17,081 INFO L78 Accepts]: Start accepts. Automaton has 18 states. Word has length 72 [2019-01-14 19:22:17,082 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-01-14 19:22:17,083 INFO L225 Difference]: With dead ends: 146 [2019-01-14 19:22:17,083 INFO L226 Difference]: Without dead ends: 146 [2019-01-14 19:22:17,083 INFO L631 BasicCegarLoop]: 0 DeclaredPredicates, 76 GetRequests, 52 SyntacticMatches, 3 SemanticMatches, 21 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 36 ImplicationChecksByTransitivity, 0.6s TimeCoverageRelationStatistics Valid=70, Invalid=436, Unknown=0, NotChecked=0, Total=506 [2019-01-14 19:22:17,084 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 146 states. [2019-01-14 19:22:17,088 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 146 to 146. [2019-01-14 19:22:17,088 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 146 states. [2019-01-14 19:22:17,089 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 146 states to 146 states and 150 transitions. [2019-01-14 19:22:17,089 INFO L78 Accepts]: Start accepts. Automaton has 146 states and 150 transitions. Word has length 72 [2019-01-14 19:22:17,089 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-01-14 19:22:17,089 INFO L480 AbstractCegarLoop]: Abstraction has 146 states and 150 transitions. [2019-01-14 19:22:17,089 INFO L481 AbstractCegarLoop]: Interpolant automaton has 18 states. [2019-01-14 19:22:17,090 INFO L276 IsEmpty]: Start isEmpty. Operand 146 states and 150 transitions. [2019-01-14 19:22:17,090 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 82 [2019-01-14 19:22:17,090 INFO L394 BasicCegarLoop]: Found error trace [2019-01-14 19:22:17,091 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] [2019-01-14 19:22:17,093 INFO L423 AbstractCegarLoop]: === Iteration 20 === [ldv_kref_initErr1REQUIRES_VIOLATION, ldv_kref_initErr0REQUIRES_VIOLATION, ldv_list_addErr0REQUIRES_VIOLATION, ldv_list_addErr1REQUIRES_VIOLATION, ldv_kobject_createErr0REQUIRES_VIOLATION, ldv_kobject_createErr1REQUIRES_VIOLATION, ldv_destroy_msgsErr3REQUIRES_VIOLATION, ldv_destroy_msgsErr1REQUIRES_VIOLATION, ldv_destroy_msgsErr2REQUIRES_VIOLATION, ldv_destroy_msgsErr0REQUIRES_VIOLATION, ldv_destroy_msgsErr5REQUIRES_VIOLATION, ldv_destroy_msgsErr4REQUIRES_VIOLATION, ldv_msg_fillErr4REQUIRES_VIOLATION, ldv_msg_fillErr0REQUIRES_VIOLATION, ldv_msg_fillErr5REQUIRES_VIOLATION, ldv_msg_fillErr2REQUIRES_VIOLATION, ldv_msg_fillErr1REQUIRES_VIOLATION, ldv_msg_fillErr3REQUIRES_VIOLATION, ldv_atomic_add_returnErr0REQUIRES_VIOLATION, ldv_atomic_add_returnErr3REQUIRES_VIOLATION, ldv_atomic_add_returnErr2REQUIRES_VIOLATION, ldv_atomic_add_returnErr1REQUIRES_VIOLATION, __ldv_list_delErr0REQUIRES_VIOLATION, __ldv_list_delErr1REQUIRES_VIOLATION, __ldv_list_delErr2REQUIRES_VIOLATION, __ldv_list_delErr3REQUIRES_VIOLATION, ldv_kobject_cleanupErr4ASSERT_VIOLATIONMEMORY_FREE, ldv_kobject_cleanupErr1REQUIRES_VIOLATION, ldv_kobject_cleanupErr5ASSERT_VIOLATIONMEMORY_FREE, ldv_kobject_cleanupErr6ASSERT_VIOLATIONMEMORY_FREE, ldv_kobject_cleanupErr0REQUIRES_VIOLATION, ldv_kobject_cleanupErr2ASSERT_VIOLATIONMEMORY_FREE, ldv_kobject_cleanupErr3ASSERT_VIOLATIONMEMORY_FREE, ldv_kobject_cleanupErr7ASSERT_VIOLATIONMEMORY_FREE, ldv_msg_freeErr5ASSERT_VIOLATIONMEMORY_FREE, ldv_msg_freeErr2ASSERT_VIOLATIONMEMORY_FREE, ldv_msg_freeErr1REQUIRES_VIOLATION, ldv_msg_freeErr0REQUIRES_VIOLATION, ldv_msg_freeErr3ASSERT_VIOLATIONMEMORY_FREE, ldv_msg_freeErr6ASSERT_VIOLATIONMEMORY_FREE, ldv_msg_freeErr7ASSERT_VIOLATIONMEMORY_FREE, ldv_msg_freeErr4ASSERT_VIOLATIONMEMORY_FREE, mainErr0ENSURES_VIOLATIONMEMORY_LEAK, LDV_INIT_LIST_HEADErr0REQUIRES_VIOLATION, LDV_INIT_LIST_HEADErr3REQUIRES_VIOLATION, LDV_INIT_LIST_HEADErr2REQUIRES_VIOLATION, LDV_INIT_LIST_HEADErr1REQUIRES_VIOLATION, ldv_list_delErr0REQUIRES_VIOLATION, ldv_list_delErr3REQUIRES_VIOLATION, ldv_list_delErr2REQUIRES_VIOLATION, ldv_list_delErr1REQUIRES_VIOLATION, __ldv_list_addErr3REQUIRES_VIOLATION, __ldv_list_addErr4REQUIRES_VIOLATION, __ldv_list_addErr2REQUIRES_VIOLATION, __ldv_list_addErr5REQUIRES_VIOLATION, __ldv_list_addErr1REQUIRES_VIOLATION, __ldv_list_addErr6REQUIRES_VIOLATION, __ldv_list_addErr0REQUIRES_VIOLATION, __ldv_list_addErr7REQUIRES_VIOLATION, ldv_dev_set_drvdataErr0REQUIRES_VIOLATION, ldv_dev_set_drvdataErr1REQUIRES_VIOLATION, ldv_atomic_sub_returnErr0REQUIRES_VIOLATION, ldv_atomic_sub_returnErr3REQUIRES_VIOLATION, ldv_atomic_sub_returnErr1REQUIRES_VIOLATION, ldv_atomic_sub_returnErr2REQUIRES_VIOLATION, ldv_list_add_tailErr1REQUIRES_VIOLATION, ldv_list_add_tailErr0REQUIRES_VIOLATION, ldv_dev_get_drvdataErr0REQUIRES_VIOLATION, ldv_dev_get_drvdataErr1REQUIRES_VIOLATION, ldv_msg_allocErr1REQUIRES_VIOLATION, ldv_msg_allocErr0REQUIRES_VIOLATION]=== [2019-01-14 19:22:17,093 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-01-14 19:22:17,093 INFO L82 PathProgramCache]: Analyzing trace with hash 1004329475, now seen corresponding path program 1 times [2019-01-14 19:22:17,094 INFO L223 ckRefinementStrategy]: Switched to mode CVC4_FPBP [2019-01-14 19:22:17,096 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 19:22:17,117 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-01-14 19:22:17,259 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-01-14 19:22:17,264 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2019-01-14 19:22:17,346 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 19:22:17,346 INFO L312 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2019-01-14 19:22:17,350 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-01-14 19:22:17,350 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [10] imperfect sequences [] total 10 [2019-01-14 19:22:17,350 INFO L459 AbstractCegarLoop]: Interpolant automaton has 10 states [2019-01-14 19:22:17,351 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 10 interpolants. [2019-01-14 19:22:17,351 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=17, Invalid=73, Unknown=0, NotChecked=0, Total=90 [2019-01-14 19:22:17,351 INFO L87 Difference]: Start difference. First operand 146 states and 150 transitions. Second operand 10 states. [2019-01-14 19:22:17,643 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-01-14 19:22:17,643 INFO L93 Difference]: Finished difference Result 149 states and 152 transitions. [2019-01-14 19:22:17,645 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2019-01-14 19:22:17,645 INFO L78 Accepts]: Start accepts. Automaton has 10 states. Word has length 81 [2019-01-14 19:22:17,646 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-01-14 19:22:17,648 INFO L225 Difference]: With dead ends: 149 [2019-01-14 19:22:17,648 INFO L226 Difference]: Without dead ends: 146 [2019-01-14 19:22:17,649 INFO L631 BasicCegarLoop]: 0 DeclaredPredicates, 82 GetRequests, 72 SyntacticMatches, 0 SemanticMatches, 10 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=25, Invalid=107, Unknown=0, NotChecked=0, Total=132 [2019-01-14 19:22:17,653 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 146 states. [2019-01-14 19:22:17,662 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 146 to 146. [2019-01-14 19:22:17,663 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 146 states. [2019-01-14 19:22:17,665 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 146 states to 146 states and 149 transitions. [2019-01-14 19:22:17,665 INFO L78 Accepts]: Start accepts. Automaton has 146 states and 149 transitions. Word has length 81 [2019-01-14 19:22:17,665 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-01-14 19:22:17,665 INFO L480 AbstractCegarLoop]: Abstraction has 146 states and 149 transitions. [2019-01-14 19:22:17,666 INFO L481 AbstractCegarLoop]: Interpolant automaton has 10 states. [2019-01-14 19:22:17,667 INFO L276 IsEmpty]: Start isEmpty. Operand 146 states and 149 transitions. [2019-01-14 19:22:17,671 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 95 [2019-01-14 19:22:17,672 INFO L394 BasicCegarLoop]: Found error trace [2019-01-14 19:22:17,672 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] [2019-01-14 19:22:17,673 INFO L423 AbstractCegarLoop]: === Iteration 21 === [ldv_kref_initErr1REQUIRES_VIOLATION, ldv_kref_initErr0REQUIRES_VIOLATION, ldv_list_addErr0REQUIRES_VIOLATION, ldv_list_addErr1REQUIRES_VIOLATION, ldv_kobject_createErr0REQUIRES_VIOLATION, ldv_kobject_createErr1REQUIRES_VIOLATION, ldv_destroy_msgsErr3REQUIRES_VIOLATION, ldv_destroy_msgsErr1REQUIRES_VIOLATION, ldv_destroy_msgsErr2REQUIRES_VIOLATION, ldv_destroy_msgsErr0REQUIRES_VIOLATION, ldv_destroy_msgsErr5REQUIRES_VIOLATION, ldv_destroy_msgsErr4REQUIRES_VIOLATION, ldv_msg_fillErr4REQUIRES_VIOLATION, ldv_msg_fillErr0REQUIRES_VIOLATION, ldv_msg_fillErr5REQUIRES_VIOLATION, ldv_msg_fillErr2REQUIRES_VIOLATION, ldv_msg_fillErr1REQUIRES_VIOLATION, ldv_msg_fillErr3REQUIRES_VIOLATION, ldv_atomic_add_returnErr0REQUIRES_VIOLATION, ldv_atomic_add_returnErr3REQUIRES_VIOLATION, ldv_atomic_add_returnErr2REQUIRES_VIOLATION, ldv_atomic_add_returnErr1REQUIRES_VIOLATION, __ldv_list_delErr0REQUIRES_VIOLATION, __ldv_list_delErr1REQUIRES_VIOLATION, __ldv_list_delErr2REQUIRES_VIOLATION, __ldv_list_delErr3REQUIRES_VIOLATION, ldv_kobject_cleanupErr4ASSERT_VIOLATIONMEMORY_FREE, ldv_kobject_cleanupErr1REQUIRES_VIOLATION, ldv_kobject_cleanupErr5ASSERT_VIOLATIONMEMORY_FREE, ldv_kobject_cleanupErr6ASSERT_VIOLATIONMEMORY_FREE, ldv_kobject_cleanupErr0REQUIRES_VIOLATION, ldv_kobject_cleanupErr2ASSERT_VIOLATIONMEMORY_FREE, ldv_kobject_cleanupErr3ASSERT_VIOLATIONMEMORY_FREE, ldv_kobject_cleanupErr7ASSERT_VIOLATIONMEMORY_FREE, ldv_msg_freeErr5ASSERT_VIOLATIONMEMORY_FREE, ldv_msg_freeErr2ASSERT_VIOLATIONMEMORY_FREE, ldv_msg_freeErr1REQUIRES_VIOLATION, ldv_msg_freeErr0REQUIRES_VIOLATION, ldv_msg_freeErr3ASSERT_VIOLATIONMEMORY_FREE, ldv_msg_freeErr6ASSERT_VIOLATIONMEMORY_FREE, ldv_msg_freeErr7ASSERT_VIOLATIONMEMORY_FREE, ldv_msg_freeErr4ASSERT_VIOLATIONMEMORY_FREE, mainErr0ENSURES_VIOLATIONMEMORY_LEAK, LDV_INIT_LIST_HEADErr0REQUIRES_VIOLATION, LDV_INIT_LIST_HEADErr3REQUIRES_VIOLATION, LDV_INIT_LIST_HEADErr2REQUIRES_VIOLATION, LDV_INIT_LIST_HEADErr1REQUIRES_VIOLATION, ldv_list_delErr0REQUIRES_VIOLATION, ldv_list_delErr3REQUIRES_VIOLATION, ldv_list_delErr2REQUIRES_VIOLATION, ldv_list_delErr1REQUIRES_VIOLATION, __ldv_list_addErr3REQUIRES_VIOLATION, __ldv_list_addErr4REQUIRES_VIOLATION, __ldv_list_addErr2REQUIRES_VIOLATION, __ldv_list_addErr5REQUIRES_VIOLATION, __ldv_list_addErr1REQUIRES_VIOLATION, __ldv_list_addErr6REQUIRES_VIOLATION, __ldv_list_addErr0REQUIRES_VIOLATION, __ldv_list_addErr7REQUIRES_VIOLATION, ldv_dev_set_drvdataErr0REQUIRES_VIOLATION, ldv_dev_set_drvdataErr1REQUIRES_VIOLATION, ldv_atomic_sub_returnErr0REQUIRES_VIOLATION, ldv_atomic_sub_returnErr3REQUIRES_VIOLATION, ldv_atomic_sub_returnErr1REQUIRES_VIOLATION, ldv_atomic_sub_returnErr2REQUIRES_VIOLATION, ldv_list_add_tailErr1REQUIRES_VIOLATION, ldv_list_add_tailErr0REQUIRES_VIOLATION, ldv_dev_get_drvdataErr0REQUIRES_VIOLATION, ldv_dev_get_drvdataErr1REQUIRES_VIOLATION, ldv_msg_allocErr1REQUIRES_VIOLATION, ldv_msg_allocErr0REQUIRES_VIOLATION]=== [2019-01-14 19:22:17,673 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-01-14 19:22:17,678 INFO L82 PathProgramCache]: Analyzing trace with hash 558764771, now seen corresponding path program 1 times [2019-01-14 19:22:17,678 INFO L223 ckRefinementStrategy]: Switched to mode CVC4_FPBP [2019-01-14 19:22:17,678 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 19:22:17,726 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-01-14 19:22:18,263 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-01-14 19:22:18,277 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2019-01-14 19:22:18,295 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 19:22:18,296 INFO L267 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2019-01-14 19:22:18,321 INFO L267 ElimStorePlain]: Start of recursive call 1: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2019-01-14 19:22:18,322 INFO L202 ElimStorePlain]: Needed 2 recursive calls to eliminate 1 variables, input treesize:6, output treesize:5 [2019-01-14 19:22:19,609 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 19:22:19,609 INFO L312 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2019-01-14 19:22:19,614 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-01-14 19:22:19,615 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [19] imperfect sequences [] total 19 [2019-01-14 19:22:19,615 INFO L459 AbstractCegarLoop]: Interpolant automaton has 20 states [2019-01-14 19:22:19,615 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 20 interpolants. [2019-01-14 19:22:19,616 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=54, Invalid=326, Unknown=0, NotChecked=0, Total=380 [2019-01-14 19:22:19,616 INFO L87 Difference]: Start difference. First operand 146 states and 149 transitions. Second operand 20 states. [2019-01-14 19:22:22,219 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-01-14 19:22:22,220 INFO L93 Difference]: Finished difference Result 160 states and 162 transitions. [2019-01-14 19:22:22,221 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 21 states. [2019-01-14 19:22:22,221 INFO L78 Accepts]: Start accepts. Automaton has 20 states. Word has length 94 [2019-01-14 19:22:22,221 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-01-14 19:22:22,223 INFO L225 Difference]: With dead ends: 160 [2019-01-14 19:22:22,223 INFO L226 Difference]: Without dead ends: 160 [2019-01-14 19:22:22,223 INFO L631 BasicCegarLoop]: 0 DeclaredPredicates, 98 GetRequests, 70 SyntacticMatches, 5 SemanticMatches, 23 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 36 ImplicationChecksByTransitivity, 1.3s TimeCoverageRelationStatistics Valid=79, Invalid=521, Unknown=0, NotChecked=0, Total=600 [2019-01-14 19:22:22,224 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 160 states. [2019-01-14 19:22:22,227 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 160 to 144. [2019-01-14 19:22:22,228 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 144 states. [2019-01-14 19:22:22,228 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 144 states to 144 states and 147 transitions. [2019-01-14 19:22:22,229 INFO L78 Accepts]: Start accepts. Automaton has 144 states and 147 transitions. Word has length 94 [2019-01-14 19:22:22,229 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-01-14 19:22:22,229 INFO L480 AbstractCegarLoop]: Abstraction has 144 states and 147 transitions. [2019-01-14 19:22:22,229 INFO L481 AbstractCegarLoop]: Interpolant automaton has 20 states. [2019-01-14 19:22:22,229 INFO L276 IsEmpty]: Start isEmpty. Operand 144 states and 147 transitions. [2019-01-14 19:22:22,230 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 95 [2019-01-14 19:22:22,230 INFO L394 BasicCegarLoop]: Found error trace [2019-01-14 19:22:22,231 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] [2019-01-14 19:22:22,234 INFO L423 AbstractCegarLoop]: === Iteration 22 === [ldv_kref_initErr1REQUIRES_VIOLATION, ldv_kref_initErr0REQUIRES_VIOLATION, ldv_list_addErr0REQUIRES_VIOLATION, ldv_list_addErr1REQUIRES_VIOLATION, ldv_kobject_createErr0REQUIRES_VIOLATION, ldv_kobject_createErr1REQUIRES_VIOLATION, ldv_destroy_msgsErr3REQUIRES_VIOLATION, ldv_destroy_msgsErr1REQUIRES_VIOLATION, ldv_destroy_msgsErr2REQUIRES_VIOLATION, ldv_destroy_msgsErr0REQUIRES_VIOLATION, ldv_destroy_msgsErr5REQUIRES_VIOLATION, ldv_destroy_msgsErr4REQUIRES_VIOLATION, ldv_msg_fillErr4REQUIRES_VIOLATION, ldv_msg_fillErr0REQUIRES_VIOLATION, ldv_msg_fillErr5REQUIRES_VIOLATION, ldv_msg_fillErr2REQUIRES_VIOLATION, ldv_msg_fillErr1REQUIRES_VIOLATION, ldv_msg_fillErr3REQUIRES_VIOLATION, ldv_atomic_add_returnErr0REQUIRES_VIOLATION, ldv_atomic_add_returnErr3REQUIRES_VIOLATION, ldv_atomic_add_returnErr2REQUIRES_VIOLATION, ldv_atomic_add_returnErr1REQUIRES_VIOLATION, __ldv_list_delErr0REQUIRES_VIOLATION, __ldv_list_delErr1REQUIRES_VIOLATION, __ldv_list_delErr2REQUIRES_VIOLATION, __ldv_list_delErr3REQUIRES_VIOLATION, ldv_kobject_cleanupErr4ASSERT_VIOLATIONMEMORY_FREE, ldv_kobject_cleanupErr1REQUIRES_VIOLATION, ldv_kobject_cleanupErr5ASSERT_VIOLATIONMEMORY_FREE, ldv_kobject_cleanupErr6ASSERT_VIOLATIONMEMORY_FREE, ldv_kobject_cleanupErr0REQUIRES_VIOLATION, ldv_kobject_cleanupErr2ASSERT_VIOLATIONMEMORY_FREE, ldv_kobject_cleanupErr3ASSERT_VIOLATIONMEMORY_FREE, ldv_kobject_cleanupErr7ASSERT_VIOLATIONMEMORY_FREE, ldv_msg_freeErr5ASSERT_VIOLATIONMEMORY_FREE, ldv_msg_freeErr2ASSERT_VIOLATIONMEMORY_FREE, ldv_msg_freeErr1REQUIRES_VIOLATION, ldv_msg_freeErr0REQUIRES_VIOLATION, ldv_msg_freeErr3ASSERT_VIOLATIONMEMORY_FREE, ldv_msg_freeErr6ASSERT_VIOLATIONMEMORY_FREE, ldv_msg_freeErr7ASSERT_VIOLATIONMEMORY_FREE, ldv_msg_freeErr4ASSERT_VIOLATIONMEMORY_FREE, mainErr0ENSURES_VIOLATIONMEMORY_LEAK, LDV_INIT_LIST_HEADErr0REQUIRES_VIOLATION, LDV_INIT_LIST_HEADErr3REQUIRES_VIOLATION, LDV_INIT_LIST_HEADErr2REQUIRES_VIOLATION, LDV_INIT_LIST_HEADErr1REQUIRES_VIOLATION, ldv_list_delErr0REQUIRES_VIOLATION, ldv_list_delErr3REQUIRES_VIOLATION, ldv_list_delErr2REQUIRES_VIOLATION, ldv_list_delErr1REQUIRES_VIOLATION, __ldv_list_addErr3REQUIRES_VIOLATION, __ldv_list_addErr4REQUIRES_VIOLATION, __ldv_list_addErr2REQUIRES_VIOLATION, __ldv_list_addErr5REQUIRES_VIOLATION, __ldv_list_addErr1REQUIRES_VIOLATION, __ldv_list_addErr6REQUIRES_VIOLATION, __ldv_list_addErr0REQUIRES_VIOLATION, __ldv_list_addErr7REQUIRES_VIOLATION, ldv_dev_set_drvdataErr0REQUIRES_VIOLATION, ldv_dev_set_drvdataErr1REQUIRES_VIOLATION, ldv_atomic_sub_returnErr0REQUIRES_VIOLATION, ldv_atomic_sub_returnErr3REQUIRES_VIOLATION, ldv_atomic_sub_returnErr1REQUIRES_VIOLATION, ldv_atomic_sub_returnErr2REQUIRES_VIOLATION, ldv_list_add_tailErr1REQUIRES_VIOLATION, ldv_list_add_tailErr0REQUIRES_VIOLATION, ldv_dev_get_drvdataErr0REQUIRES_VIOLATION, ldv_dev_get_drvdataErr1REQUIRES_VIOLATION, ldv_msg_allocErr1REQUIRES_VIOLATION, ldv_msg_allocErr0REQUIRES_VIOLATION]=== [2019-01-14 19:22:22,234 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-01-14 19:22:22,234 INFO L82 PathProgramCache]: Analyzing trace with hash 558764772, now seen corresponding path program 1 times [2019-01-14 19:22:22,235 INFO L223 ckRefinementStrategy]: Switched to mode CVC4_FPBP [2019-01-14 19:22:22,235 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 19:22:22,266 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-01-14 19:22:22,674 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-01-14 19:22:22,682 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2019-01-14 19:22:22,695 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 19:22:22,696 INFO L267 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2019-01-14 19:22:22,703 INFO L267 ElimStorePlain]: Start of recursive call 1: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2019-01-14 19:22:22,703 INFO L202 ElimStorePlain]: Needed 2 recursive calls to eliminate 1 variables, input treesize:10, output treesize:9 [2019-01-14 19:22:23,325 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 19:22:23,325 INFO L312 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2019-01-14 19:22:23,331 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-01-14 19:22:23,331 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [19] imperfect sequences [] total 19 [2019-01-14 19:22:23,332 INFO L459 AbstractCegarLoop]: Interpolant automaton has 20 states [2019-01-14 19:22:23,332 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 20 interpolants. [2019-01-14 19:22:23,332 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=52, Invalid=328, Unknown=0, NotChecked=0, Total=380 [2019-01-14 19:22:23,332 INFO L87 Difference]: Start difference. First operand 144 states and 147 transitions. Second operand 20 states. [2019-01-14 19:22:25,761 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-01-14 19:22:25,761 INFO L93 Difference]: Finished difference Result 142 states and 145 transitions. [2019-01-14 19:22:25,765 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2019-01-14 19:22:25,765 INFO L78 Accepts]: Start accepts. Automaton has 20 states. Word has length 94 [2019-01-14 19:22:25,765 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-01-14 19:22:25,766 INFO L225 Difference]: With dead ends: 142 [2019-01-14 19:22:25,766 INFO L226 Difference]: Without dead ends: 142 [2019-01-14 19:22:25,767 INFO L631 BasicCegarLoop]: 0 DeclaredPredicates, 99 GetRequests, 70 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 19:22:25,767 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 142 states. [2019-01-14 19:22:25,771 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 142 to 142. [2019-01-14 19:22:25,771 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 142 states. [2019-01-14 19:22:25,772 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 142 states to 142 states and 145 transitions. [2019-01-14 19:22:25,772 INFO L78 Accepts]: Start accepts. Automaton has 142 states and 145 transitions. Word has length 94 [2019-01-14 19:22:25,773 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-01-14 19:22:25,773 INFO L480 AbstractCegarLoop]: Abstraction has 142 states and 145 transitions. [2019-01-14 19:22:25,773 INFO L481 AbstractCegarLoop]: Interpolant automaton has 20 states. [2019-01-14 19:22:25,773 INFO L276 IsEmpty]: Start isEmpty. Operand 142 states and 145 transitions. [2019-01-14 19:22:25,774 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 93 [2019-01-14 19:22:25,776 INFO L394 BasicCegarLoop]: Found error trace [2019-01-14 19:22:25,776 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] [2019-01-14 19:22:25,776 INFO L423 AbstractCegarLoop]: === Iteration 23 === [ldv_kref_initErr1REQUIRES_VIOLATION, ldv_kref_initErr0REQUIRES_VIOLATION, ldv_list_addErr0REQUIRES_VIOLATION, ldv_list_addErr1REQUIRES_VIOLATION, ldv_kobject_createErr0REQUIRES_VIOLATION, ldv_kobject_createErr1REQUIRES_VIOLATION, ldv_destroy_msgsErr3REQUIRES_VIOLATION, ldv_destroy_msgsErr1REQUIRES_VIOLATION, ldv_destroy_msgsErr2REQUIRES_VIOLATION, ldv_destroy_msgsErr0REQUIRES_VIOLATION, ldv_destroy_msgsErr5REQUIRES_VIOLATION, ldv_destroy_msgsErr4REQUIRES_VIOLATION, ldv_msg_fillErr4REQUIRES_VIOLATION, ldv_msg_fillErr0REQUIRES_VIOLATION, ldv_msg_fillErr5REQUIRES_VIOLATION, ldv_msg_fillErr2REQUIRES_VIOLATION, ldv_msg_fillErr1REQUIRES_VIOLATION, ldv_msg_fillErr3REQUIRES_VIOLATION, ldv_atomic_add_returnErr0REQUIRES_VIOLATION, ldv_atomic_add_returnErr3REQUIRES_VIOLATION, ldv_atomic_add_returnErr2REQUIRES_VIOLATION, ldv_atomic_add_returnErr1REQUIRES_VIOLATION, __ldv_list_delErr0REQUIRES_VIOLATION, __ldv_list_delErr1REQUIRES_VIOLATION, __ldv_list_delErr2REQUIRES_VIOLATION, __ldv_list_delErr3REQUIRES_VIOLATION, ldv_kobject_cleanupErr4ASSERT_VIOLATIONMEMORY_FREE, ldv_kobject_cleanupErr1REQUIRES_VIOLATION, ldv_kobject_cleanupErr5ASSERT_VIOLATIONMEMORY_FREE, ldv_kobject_cleanupErr6ASSERT_VIOLATIONMEMORY_FREE, ldv_kobject_cleanupErr0REQUIRES_VIOLATION, ldv_kobject_cleanupErr2ASSERT_VIOLATIONMEMORY_FREE, ldv_kobject_cleanupErr3ASSERT_VIOLATIONMEMORY_FREE, ldv_kobject_cleanupErr7ASSERT_VIOLATIONMEMORY_FREE, ldv_msg_freeErr5ASSERT_VIOLATIONMEMORY_FREE, ldv_msg_freeErr2ASSERT_VIOLATIONMEMORY_FREE, ldv_msg_freeErr1REQUIRES_VIOLATION, ldv_msg_freeErr0REQUIRES_VIOLATION, ldv_msg_freeErr3ASSERT_VIOLATIONMEMORY_FREE, ldv_msg_freeErr6ASSERT_VIOLATIONMEMORY_FREE, ldv_msg_freeErr7ASSERT_VIOLATIONMEMORY_FREE, ldv_msg_freeErr4ASSERT_VIOLATIONMEMORY_FREE, mainErr0ENSURES_VIOLATIONMEMORY_LEAK, LDV_INIT_LIST_HEADErr0REQUIRES_VIOLATION, LDV_INIT_LIST_HEADErr3REQUIRES_VIOLATION, LDV_INIT_LIST_HEADErr2REQUIRES_VIOLATION, LDV_INIT_LIST_HEADErr1REQUIRES_VIOLATION, ldv_list_delErr0REQUIRES_VIOLATION, ldv_list_delErr3REQUIRES_VIOLATION, ldv_list_delErr2REQUIRES_VIOLATION, ldv_list_delErr1REQUIRES_VIOLATION, __ldv_list_addErr3REQUIRES_VIOLATION, __ldv_list_addErr4REQUIRES_VIOLATION, __ldv_list_addErr2REQUIRES_VIOLATION, __ldv_list_addErr5REQUIRES_VIOLATION, __ldv_list_addErr1REQUIRES_VIOLATION, __ldv_list_addErr6REQUIRES_VIOLATION, __ldv_list_addErr0REQUIRES_VIOLATION, __ldv_list_addErr7REQUIRES_VIOLATION, ldv_dev_set_drvdataErr0REQUIRES_VIOLATION, ldv_dev_set_drvdataErr1REQUIRES_VIOLATION, ldv_atomic_sub_returnErr0REQUIRES_VIOLATION, ldv_atomic_sub_returnErr3REQUIRES_VIOLATION, ldv_atomic_sub_returnErr1REQUIRES_VIOLATION, ldv_atomic_sub_returnErr2REQUIRES_VIOLATION, ldv_list_add_tailErr1REQUIRES_VIOLATION, ldv_list_add_tailErr0REQUIRES_VIOLATION, ldv_dev_get_drvdataErr0REQUIRES_VIOLATION, ldv_dev_get_drvdataErr1REQUIRES_VIOLATION, ldv_msg_allocErr1REQUIRES_VIOLATION, ldv_msg_allocErr0REQUIRES_VIOLATION]=== [2019-01-14 19:22:25,776 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-01-14 19:22:25,776 INFO L82 PathProgramCache]: Analyzing trace with hash 541543651, now seen corresponding path program 1 times [2019-01-14 19:22:25,777 INFO L223 ckRefinementStrategy]: Switched to mode CVC4_FPBP [2019-01-14 19:22:25,777 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 19:22:25,795 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-01-14 19:22:25,932 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-01-14 19:22:25,939 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2019-01-14 19:22:26,237 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 19:22:26,237 INFO L312 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2019-01-14 19:22:26,238 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-01-14 19:22:26,239 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [10] imperfect sequences [] total 10 [2019-01-14 19:22:26,239 INFO L459 AbstractCegarLoop]: Interpolant automaton has 10 states [2019-01-14 19:22:26,239 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 10 interpolants. [2019-01-14 19:22:26,239 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=17, Invalid=73, Unknown=0, NotChecked=0, Total=90 [2019-01-14 19:22:26,240 INFO L87 Difference]: Start difference. First operand 142 states and 145 transitions. Second operand 10 states. [2019-01-14 19:22:26,340 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-01-14 19:22:26,340 INFO L93 Difference]: Finished difference Result 144 states and 146 transitions. [2019-01-14 19:22:26,341 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2019-01-14 19:22:26,341 INFO L78 Accepts]: Start accepts. Automaton has 10 states. Word has length 92 [2019-01-14 19:22:26,342 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-01-14 19:22:26,342 INFO L225 Difference]: With dead ends: 144 [2019-01-14 19:22:26,342 INFO L226 Difference]: Without dead ends: 142 [2019-01-14 19:22:26,343 INFO L631 BasicCegarLoop]: 0 DeclaredPredicates, 93 GetRequests, 83 SyntacticMatches, 0 SemanticMatches, 10 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1 ImplicationChecksByTransitivity, 0.3s TimeCoverageRelationStatistics Valid=25, Invalid=107, Unknown=0, NotChecked=0, Total=132 [2019-01-14 19:22:26,343 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 142 states. [2019-01-14 19:22:26,347 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 142 to 142. [2019-01-14 19:22:26,347 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 142 states. [2019-01-14 19:22:26,348 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 142 states to 142 states and 144 transitions. [2019-01-14 19:22:26,348 INFO L78 Accepts]: Start accepts. Automaton has 142 states and 144 transitions. Word has length 92 [2019-01-14 19:22:26,348 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-01-14 19:22:26,348 INFO L480 AbstractCegarLoop]: Abstraction has 142 states and 144 transitions. [2019-01-14 19:22:26,348 INFO L481 AbstractCegarLoop]: Interpolant automaton has 10 states. [2019-01-14 19:22:26,349 INFO L276 IsEmpty]: Start isEmpty. Operand 142 states and 144 transitions. [2019-01-14 19:22:26,351 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 108 [2019-01-14 19:22:26,352 INFO L394 BasicCegarLoop]: Found error trace [2019-01-14 19:22:26,352 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] [2019-01-14 19:22:26,353 INFO L423 AbstractCegarLoop]: === Iteration 24 === [ldv_kref_initErr1REQUIRES_VIOLATION, ldv_kref_initErr0REQUIRES_VIOLATION, ldv_list_addErr0REQUIRES_VIOLATION, ldv_list_addErr1REQUIRES_VIOLATION, ldv_kobject_createErr0REQUIRES_VIOLATION, ldv_kobject_createErr1REQUIRES_VIOLATION, ldv_destroy_msgsErr3REQUIRES_VIOLATION, ldv_destroy_msgsErr1REQUIRES_VIOLATION, ldv_destroy_msgsErr2REQUIRES_VIOLATION, ldv_destroy_msgsErr0REQUIRES_VIOLATION, ldv_destroy_msgsErr5REQUIRES_VIOLATION, ldv_destroy_msgsErr4REQUIRES_VIOLATION, ldv_msg_fillErr4REQUIRES_VIOLATION, ldv_msg_fillErr0REQUIRES_VIOLATION, ldv_msg_fillErr5REQUIRES_VIOLATION, ldv_msg_fillErr2REQUIRES_VIOLATION, ldv_msg_fillErr1REQUIRES_VIOLATION, ldv_msg_fillErr3REQUIRES_VIOLATION, ldv_atomic_add_returnErr0REQUIRES_VIOLATION, ldv_atomic_add_returnErr3REQUIRES_VIOLATION, ldv_atomic_add_returnErr2REQUIRES_VIOLATION, ldv_atomic_add_returnErr1REQUIRES_VIOLATION, __ldv_list_delErr0REQUIRES_VIOLATION, __ldv_list_delErr1REQUIRES_VIOLATION, __ldv_list_delErr2REQUIRES_VIOLATION, __ldv_list_delErr3REQUIRES_VIOLATION, ldv_kobject_cleanupErr4ASSERT_VIOLATIONMEMORY_FREE, ldv_kobject_cleanupErr1REQUIRES_VIOLATION, ldv_kobject_cleanupErr5ASSERT_VIOLATIONMEMORY_FREE, ldv_kobject_cleanupErr6ASSERT_VIOLATIONMEMORY_FREE, ldv_kobject_cleanupErr0REQUIRES_VIOLATION, ldv_kobject_cleanupErr2ASSERT_VIOLATIONMEMORY_FREE, ldv_kobject_cleanupErr3ASSERT_VIOLATIONMEMORY_FREE, ldv_kobject_cleanupErr7ASSERT_VIOLATIONMEMORY_FREE, ldv_msg_freeErr5ASSERT_VIOLATIONMEMORY_FREE, ldv_msg_freeErr2ASSERT_VIOLATIONMEMORY_FREE, ldv_msg_freeErr1REQUIRES_VIOLATION, ldv_msg_freeErr0REQUIRES_VIOLATION, ldv_msg_freeErr3ASSERT_VIOLATIONMEMORY_FREE, ldv_msg_freeErr6ASSERT_VIOLATIONMEMORY_FREE, ldv_msg_freeErr7ASSERT_VIOLATIONMEMORY_FREE, ldv_msg_freeErr4ASSERT_VIOLATIONMEMORY_FREE, mainErr0ENSURES_VIOLATIONMEMORY_LEAK, LDV_INIT_LIST_HEADErr0REQUIRES_VIOLATION, LDV_INIT_LIST_HEADErr3REQUIRES_VIOLATION, LDV_INIT_LIST_HEADErr2REQUIRES_VIOLATION, LDV_INIT_LIST_HEADErr1REQUIRES_VIOLATION, ldv_list_delErr0REQUIRES_VIOLATION, ldv_list_delErr3REQUIRES_VIOLATION, ldv_list_delErr2REQUIRES_VIOLATION, ldv_list_delErr1REQUIRES_VIOLATION, __ldv_list_addErr3REQUIRES_VIOLATION, __ldv_list_addErr4REQUIRES_VIOLATION, __ldv_list_addErr2REQUIRES_VIOLATION, __ldv_list_addErr5REQUIRES_VIOLATION, __ldv_list_addErr1REQUIRES_VIOLATION, __ldv_list_addErr6REQUIRES_VIOLATION, __ldv_list_addErr0REQUIRES_VIOLATION, __ldv_list_addErr7REQUIRES_VIOLATION, ldv_dev_set_drvdataErr0REQUIRES_VIOLATION, ldv_dev_set_drvdataErr1REQUIRES_VIOLATION, ldv_atomic_sub_returnErr0REQUIRES_VIOLATION, ldv_atomic_sub_returnErr3REQUIRES_VIOLATION, ldv_atomic_sub_returnErr1REQUIRES_VIOLATION, ldv_atomic_sub_returnErr2REQUIRES_VIOLATION, ldv_list_add_tailErr1REQUIRES_VIOLATION, ldv_list_add_tailErr0REQUIRES_VIOLATION, ldv_dev_get_drvdataErr0REQUIRES_VIOLATION, ldv_dev_get_drvdataErr1REQUIRES_VIOLATION, ldv_msg_allocErr1REQUIRES_VIOLATION, ldv_msg_allocErr0REQUIRES_VIOLATION]=== [2019-01-14 19:22:26,353 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-01-14 19:22:26,353 INFO L82 PathProgramCache]: Analyzing trace with hash -1807811154, now seen corresponding path program 1 times [2019-01-14 19:22:26,353 INFO L223 ckRefinementStrategy]: Switched to mode CVC4_FPBP [2019-01-14 19:22:26,354 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 19:22:26,386 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-01-14 19:22:26,732 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-01-14 19:22:26,753 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2019-01-14 19:22:26,772 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 19:22:26,772 INFO L267 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2019-01-14 19:22:26,802 INFO L267 ElimStorePlain]: Start of recursive call 1: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2019-01-14 19:22:26,803 INFO L202 ElimStorePlain]: Needed 2 recursive calls to eliminate 1 variables, input treesize:6, output treesize:5 [2019-01-14 19:22:27,677 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 19:22:27,677 INFO L312 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2019-01-14 19:22:27,680 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-01-14 19:22:27,680 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [23] imperfect sequences [] total 23 [2019-01-14 19:22:27,680 INFO L459 AbstractCegarLoop]: Interpolant automaton has 24 states [2019-01-14 19:22:27,681 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 24 interpolants. [2019-01-14 19:22:27,681 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=66, Invalid=486, Unknown=0, NotChecked=0, Total=552 [2019-01-14 19:22:27,681 INFO L87 Difference]: Start difference. First operand 142 states and 144 transitions. Second operand 24 states. [2019-01-14 19:22:30,846 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-01-14 19:22:30,846 INFO L93 Difference]: Finished difference Result 152 states and 153 transitions. [2019-01-14 19:22:30,847 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 25 states. [2019-01-14 19:22:30,847 INFO L78 Accepts]: Start accepts. Automaton has 24 states. Word has length 107 [2019-01-14 19:22:30,847 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-01-14 19:22:30,848 INFO L225 Difference]: With dead ends: 152 [2019-01-14 19:22:30,848 INFO L226 Difference]: Without dead ends: 152 [2019-01-14 19:22:30,849 INFO L631 BasicCegarLoop]: 0 DeclaredPredicates, 113 GetRequests, 77 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 19:22:30,849 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 152 states. [2019-01-14 19:22:30,852 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 152 to 140. [2019-01-14 19:22:30,852 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 140 states. [2019-01-14 19:22:30,853 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 140 states to 140 states and 142 transitions. [2019-01-14 19:22:30,853 INFO L78 Accepts]: Start accepts. Automaton has 140 states and 142 transitions. Word has length 107 [2019-01-14 19:22:30,854 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-01-14 19:22:30,854 INFO L480 AbstractCegarLoop]: Abstraction has 140 states and 142 transitions. [2019-01-14 19:22:30,854 INFO L481 AbstractCegarLoop]: Interpolant automaton has 24 states. [2019-01-14 19:22:30,854 INFO L276 IsEmpty]: Start isEmpty. Operand 140 states and 142 transitions. [2019-01-14 19:22:30,855 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 108 [2019-01-14 19:22:30,857 INFO L394 BasicCegarLoop]: Found error trace [2019-01-14 19:22:30,857 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] [2019-01-14 19:22:30,857 INFO L423 AbstractCegarLoop]: === Iteration 25 === [ldv_kref_initErr1REQUIRES_VIOLATION, ldv_kref_initErr0REQUIRES_VIOLATION, ldv_list_addErr0REQUIRES_VIOLATION, ldv_list_addErr1REQUIRES_VIOLATION, ldv_kobject_createErr0REQUIRES_VIOLATION, ldv_kobject_createErr1REQUIRES_VIOLATION, ldv_destroy_msgsErr3REQUIRES_VIOLATION, ldv_destroy_msgsErr1REQUIRES_VIOLATION, ldv_destroy_msgsErr2REQUIRES_VIOLATION, ldv_destroy_msgsErr0REQUIRES_VIOLATION, ldv_destroy_msgsErr5REQUIRES_VIOLATION, ldv_destroy_msgsErr4REQUIRES_VIOLATION, ldv_msg_fillErr4REQUIRES_VIOLATION, ldv_msg_fillErr0REQUIRES_VIOLATION, ldv_msg_fillErr5REQUIRES_VIOLATION, ldv_msg_fillErr2REQUIRES_VIOLATION, ldv_msg_fillErr1REQUIRES_VIOLATION, ldv_msg_fillErr3REQUIRES_VIOLATION, ldv_atomic_add_returnErr0REQUIRES_VIOLATION, ldv_atomic_add_returnErr3REQUIRES_VIOLATION, ldv_atomic_add_returnErr2REQUIRES_VIOLATION, ldv_atomic_add_returnErr1REQUIRES_VIOLATION, __ldv_list_delErr0REQUIRES_VIOLATION, __ldv_list_delErr1REQUIRES_VIOLATION, __ldv_list_delErr2REQUIRES_VIOLATION, __ldv_list_delErr3REQUIRES_VIOLATION, ldv_kobject_cleanupErr4ASSERT_VIOLATIONMEMORY_FREE, ldv_kobject_cleanupErr1REQUIRES_VIOLATION, ldv_kobject_cleanupErr5ASSERT_VIOLATIONMEMORY_FREE, ldv_kobject_cleanupErr6ASSERT_VIOLATIONMEMORY_FREE, ldv_kobject_cleanupErr0REQUIRES_VIOLATION, ldv_kobject_cleanupErr2ASSERT_VIOLATIONMEMORY_FREE, ldv_kobject_cleanupErr3ASSERT_VIOLATIONMEMORY_FREE, ldv_kobject_cleanupErr7ASSERT_VIOLATIONMEMORY_FREE, ldv_msg_freeErr5ASSERT_VIOLATIONMEMORY_FREE, ldv_msg_freeErr2ASSERT_VIOLATIONMEMORY_FREE, ldv_msg_freeErr1REQUIRES_VIOLATION, ldv_msg_freeErr0REQUIRES_VIOLATION, ldv_msg_freeErr3ASSERT_VIOLATIONMEMORY_FREE, ldv_msg_freeErr6ASSERT_VIOLATIONMEMORY_FREE, ldv_msg_freeErr7ASSERT_VIOLATIONMEMORY_FREE, ldv_msg_freeErr4ASSERT_VIOLATIONMEMORY_FREE, mainErr0ENSURES_VIOLATIONMEMORY_LEAK, LDV_INIT_LIST_HEADErr0REQUIRES_VIOLATION, LDV_INIT_LIST_HEADErr3REQUIRES_VIOLATION, LDV_INIT_LIST_HEADErr2REQUIRES_VIOLATION, LDV_INIT_LIST_HEADErr1REQUIRES_VIOLATION, ldv_list_delErr0REQUIRES_VIOLATION, ldv_list_delErr3REQUIRES_VIOLATION, ldv_list_delErr2REQUIRES_VIOLATION, ldv_list_delErr1REQUIRES_VIOLATION, __ldv_list_addErr3REQUIRES_VIOLATION, __ldv_list_addErr4REQUIRES_VIOLATION, __ldv_list_addErr2REQUIRES_VIOLATION, __ldv_list_addErr5REQUIRES_VIOLATION, __ldv_list_addErr1REQUIRES_VIOLATION, __ldv_list_addErr6REQUIRES_VIOLATION, __ldv_list_addErr0REQUIRES_VIOLATION, __ldv_list_addErr7REQUIRES_VIOLATION, ldv_dev_set_drvdataErr0REQUIRES_VIOLATION, ldv_dev_set_drvdataErr1REQUIRES_VIOLATION, ldv_atomic_sub_returnErr0REQUIRES_VIOLATION, ldv_atomic_sub_returnErr3REQUIRES_VIOLATION, ldv_atomic_sub_returnErr1REQUIRES_VIOLATION, ldv_atomic_sub_returnErr2REQUIRES_VIOLATION, ldv_list_add_tailErr1REQUIRES_VIOLATION, ldv_list_add_tailErr0REQUIRES_VIOLATION, ldv_dev_get_drvdataErr0REQUIRES_VIOLATION, ldv_dev_get_drvdataErr1REQUIRES_VIOLATION, ldv_msg_allocErr1REQUIRES_VIOLATION, ldv_msg_allocErr0REQUIRES_VIOLATION]=== [2019-01-14 19:22:30,860 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-01-14 19:22:30,860 INFO L82 PathProgramCache]: Analyzing trace with hash -1807811153, now seen corresponding path program 1 times [2019-01-14 19:22:30,861 INFO L223 ckRefinementStrategy]: Switched to mode CVC4_FPBP [2019-01-14 19:22:30,861 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 19:22:30,899 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-01-14 19:22:31,330 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-01-14 19:22:31,340 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2019-01-14 19:22:31,410 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 19:22:31,410 INFO L267 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2019-01-14 19:22:31,482 INFO L267 ElimStorePlain]: Start of recursive call 1: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2019-01-14 19:22:31,483 INFO L202 ElimStorePlain]: Needed 2 recursive calls to eliminate 1 variables, input treesize:10, output treesize:9 [2019-01-14 19:22:32,901 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 19:22:32,901 INFO L312 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2019-01-14 19:22:32,905 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-01-14 19:22:32,905 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [23] imperfect sequences [] total 23 [2019-01-14 19:22:32,905 INFO L459 AbstractCegarLoop]: Interpolant automaton has 24 states [2019-01-14 19:22:32,906 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 24 interpolants. [2019-01-14 19:22:32,906 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=64, Invalid=488, Unknown=0, NotChecked=0, Total=552 [2019-01-14 19:22:32,906 INFO L87 Difference]: Start difference. First operand 140 states and 142 transitions. Second operand 24 states. [2019-01-14 19:22:36,149 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-01-14 19:22:36,150 INFO L93 Difference]: Finished difference Result 138 states and 140 transitions. [2019-01-14 19:22:36,151 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 24 states. [2019-01-14 19:22:36,151 INFO L78 Accepts]: Start accepts. Automaton has 24 states. Word has length 107 [2019-01-14 19:22:36,151 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-01-14 19:22:36,152 INFO L225 Difference]: With dead ends: 138 [2019-01-14 19:22:36,152 INFO L226 Difference]: Without dead ends: 138 [2019-01-14 19:22:36,153 INFO L631 BasicCegarLoop]: 0 DeclaredPredicates, 114 GetRequests, 77 SyntacticMatches, 7 SemanticMatches, 30 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 84 ImplicationChecksByTransitivity, 1.7s TimeCoverageRelationStatistics Valid=103, Invalid=889, Unknown=0, NotChecked=0, Total=992 [2019-01-14 19:22:36,154 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 138 states. [2019-01-14 19:22:36,156 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 138 to 138. [2019-01-14 19:22:36,156 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 138 states. [2019-01-14 19:22:36,157 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 138 states to 138 states and 140 transitions. [2019-01-14 19:22:36,157 INFO L78 Accepts]: Start accepts. Automaton has 138 states and 140 transitions. Word has length 107 [2019-01-14 19:22:36,157 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-01-14 19:22:36,158 INFO L480 AbstractCegarLoop]: Abstraction has 138 states and 140 transitions. [2019-01-14 19:22:36,158 INFO L481 AbstractCegarLoop]: Interpolant automaton has 24 states. [2019-01-14 19:22:36,158 INFO L276 IsEmpty]: Start isEmpty. Operand 138 states and 140 transitions. [2019-01-14 19:22:36,158 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 111 [2019-01-14 19:22:36,158 INFO L394 BasicCegarLoop]: Found error trace [2019-01-14 19:22:36,159 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] [2019-01-14 19:22:36,159 INFO L423 AbstractCegarLoop]: === Iteration 26 === [ldv_kref_initErr1REQUIRES_VIOLATION, ldv_kref_initErr0REQUIRES_VIOLATION, ldv_list_addErr0REQUIRES_VIOLATION, ldv_list_addErr1REQUIRES_VIOLATION, ldv_kobject_createErr0REQUIRES_VIOLATION, ldv_kobject_createErr1REQUIRES_VIOLATION, ldv_destroy_msgsErr3REQUIRES_VIOLATION, ldv_destroy_msgsErr1REQUIRES_VIOLATION, ldv_destroy_msgsErr2REQUIRES_VIOLATION, ldv_destroy_msgsErr0REQUIRES_VIOLATION, ldv_destroy_msgsErr5REQUIRES_VIOLATION, ldv_destroy_msgsErr4REQUIRES_VIOLATION, ldv_msg_fillErr4REQUIRES_VIOLATION, ldv_msg_fillErr0REQUIRES_VIOLATION, ldv_msg_fillErr5REQUIRES_VIOLATION, ldv_msg_fillErr2REQUIRES_VIOLATION, ldv_msg_fillErr1REQUIRES_VIOLATION, ldv_msg_fillErr3REQUIRES_VIOLATION, ldv_atomic_add_returnErr0REQUIRES_VIOLATION, ldv_atomic_add_returnErr3REQUIRES_VIOLATION, ldv_atomic_add_returnErr2REQUIRES_VIOLATION, ldv_atomic_add_returnErr1REQUIRES_VIOLATION, __ldv_list_delErr0REQUIRES_VIOLATION, __ldv_list_delErr1REQUIRES_VIOLATION, __ldv_list_delErr2REQUIRES_VIOLATION, __ldv_list_delErr3REQUIRES_VIOLATION, ldv_kobject_cleanupErr4ASSERT_VIOLATIONMEMORY_FREE, ldv_kobject_cleanupErr1REQUIRES_VIOLATION, ldv_kobject_cleanupErr5ASSERT_VIOLATIONMEMORY_FREE, ldv_kobject_cleanupErr6ASSERT_VIOLATIONMEMORY_FREE, ldv_kobject_cleanupErr0REQUIRES_VIOLATION, ldv_kobject_cleanupErr2ASSERT_VIOLATIONMEMORY_FREE, ldv_kobject_cleanupErr3ASSERT_VIOLATIONMEMORY_FREE, ldv_kobject_cleanupErr7ASSERT_VIOLATIONMEMORY_FREE, ldv_msg_freeErr5ASSERT_VIOLATIONMEMORY_FREE, ldv_msg_freeErr2ASSERT_VIOLATIONMEMORY_FREE, ldv_msg_freeErr1REQUIRES_VIOLATION, ldv_msg_freeErr0REQUIRES_VIOLATION, ldv_msg_freeErr3ASSERT_VIOLATIONMEMORY_FREE, ldv_msg_freeErr6ASSERT_VIOLATIONMEMORY_FREE, ldv_msg_freeErr7ASSERT_VIOLATIONMEMORY_FREE, ldv_msg_freeErr4ASSERT_VIOLATIONMEMORY_FREE, mainErr0ENSURES_VIOLATIONMEMORY_LEAK, LDV_INIT_LIST_HEADErr0REQUIRES_VIOLATION, LDV_INIT_LIST_HEADErr3REQUIRES_VIOLATION, LDV_INIT_LIST_HEADErr2REQUIRES_VIOLATION, LDV_INIT_LIST_HEADErr1REQUIRES_VIOLATION, ldv_list_delErr0REQUIRES_VIOLATION, ldv_list_delErr3REQUIRES_VIOLATION, ldv_list_delErr2REQUIRES_VIOLATION, ldv_list_delErr1REQUIRES_VIOLATION, __ldv_list_addErr3REQUIRES_VIOLATION, __ldv_list_addErr4REQUIRES_VIOLATION, __ldv_list_addErr2REQUIRES_VIOLATION, __ldv_list_addErr5REQUIRES_VIOLATION, __ldv_list_addErr1REQUIRES_VIOLATION, __ldv_list_addErr6REQUIRES_VIOLATION, __ldv_list_addErr0REQUIRES_VIOLATION, __ldv_list_addErr7REQUIRES_VIOLATION, ldv_dev_set_drvdataErr0REQUIRES_VIOLATION, ldv_dev_set_drvdataErr1REQUIRES_VIOLATION, ldv_atomic_sub_returnErr0REQUIRES_VIOLATION, ldv_atomic_sub_returnErr3REQUIRES_VIOLATION, ldv_atomic_sub_returnErr1REQUIRES_VIOLATION, ldv_atomic_sub_returnErr2REQUIRES_VIOLATION, ldv_list_add_tailErr1REQUIRES_VIOLATION, ldv_list_add_tailErr0REQUIRES_VIOLATION, ldv_dev_get_drvdataErr0REQUIRES_VIOLATION, ldv_dev_get_drvdataErr1REQUIRES_VIOLATION, ldv_msg_allocErr1REQUIRES_VIOLATION, ldv_msg_allocErr0REQUIRES_VIOLATION]=== [2019-01-14 19:22:36,159 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-01-14 19:22:36,159 INFO L82 PathProgramCache]: Analyzing trace with hash -1906909998, now seen corresponding path program 1 times [2019-01-14 19:22:36,164 INFO L223 ckRefinementStrategy]: Switched to mode CVC4_FPBP [2019-01-14 19:22:36,165 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 19:22:36,197 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-01-14 19:22:36,773 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-01-14 19:22:36,800 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2019-01-14 19:22:37,843 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 19:22:37,843 INFO L312 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2019-01-14 19:22:37,846 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-01-14 19:22:37,846 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [20] imperfect sequences [] total 20 [2019-01-14 19:22:37,847 INFO L459 AbstractCegarLoop]: Interpolant automaton has 21 states [2019-01-14 19:22:37,847 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 21 interpolants. [2019-01-14 19:22:37,847 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=57, Invalid=363, Unknown=0, NotChecked=0, Total=420 [2019-01-14 19:22:37,847 INFO L87 Difference]: Start difference. First operand 138 states and 140 transitions. Second operand 21 states. [2019-01-14 19:22:40,863 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-01-14 19:22:40,864 INFO L93 Difference]: Finished difference Result 137 states and 139 transitions. [2019-01-14 19:22:40,865 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 21 states. [2019-01-14 19:22:40,865 INFO L78 Accepts]: Start accepts. Automaton has 21 states. Word has length 110 [2019-01-14 19:22:40,866 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-01-14 19:22:40,866 INFO L225 Difference]: With dead ends: 137 [2019-01-14 19:22:40,866 INFO L226 Difference]: Without dead ends: 137 [2019-01-14 19:22:40,867 INFO L631 BasicCegarLoop]: 0 DeclaredPredicates, 116 GetRequests, 83 SyntacticMatches, 7 SemanticMatches, 26 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 54 ImplicationChecksByTransitivity, 1.5s TimeCoverageRelationStatistics Valid=92, Invalid=664, Unknown=0, NotChecked=0, Total=756 [2019-01-14 19:22:40,867 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 137 states. [2019-01-14 19:22:40,870 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 137 to 137. [2019-01-14 19:22:40,870 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 137 states. [2019-01-14 19:22:40,871 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 137 states to 137 states and 139 transitions. [2019-01-14 19:22:40,871 INFO L78 Accepts]: Start accepts. Automaton has 137 states and 139 transitions. Word has length 110 [2019-01-14 19:22:40,873 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-01-14 19:22:40,873 INFO L480 AbstractCegarLoop]: Abstraction has 137 states and 139 transitions. [2019-01-14 19:22:40,873 INFO L481 AbstractCegarLoop]: Interpolant automaton has 21 states. [2019-01-14 19:22:40,873 INFO L276 IsEmpty]: Start isEmpty. Operand 137 states and 139 transitions. [2019-01-14 19:22:40,874 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 114 [2019-01-14 19:22:40,874 INFO L394 BasicCegarLoop]: Found error trace [2019-01-14 19:22:40,874 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] [2019-01-14 19:22:40,877 INFO L423 AbstractCegarLoop]: === Iteration 27 === [ldv_kref_initErr1REQUIRES_VIOLATION, ldv_kref_initErr0REQUIRES_VIOLATION, ldv_list_addErr0REQUIRES_VIOLATION, ldv_list_addErr1REQUIRES_VIOLATION, ldv_kobject_createErr0REQUIRES_VIOLATION, ldv_kobject_createErr1REQUIRES_VIOLATION, ldv_destroy_msgsErr3REQUIRES_VIOLATION, ldv_destroy_msgsErr1REQUIRES_VIOLATION, ldv_destroy_msgsErr2REQUIRES_VIOLATION, ldv_destroy_msgsErr0REQUIRES_VIOLATION, ldv_destroy_msgsErr5REQUIRES_VIOLATION, ldv_destroy_msgsErr4REQUIRES_VIOLATION, ldv_msg_fillErr4REQUIRES_VIOLATION, ldv_msg_fillErr0REQUIRES_VIOLATION, ldv_msg_fillErr5REQUIRES_VIOLATION, ldv_msg_fillErr2REQUIRES_VIOLATION, ldv_msg_fillErr1REQUIRES_VIOLATION, ldv_msg_fillErr3REQUIRES_VIOLATION, ldv_atomic_add_returnErr0REQUIRES_VIOLATION, ldv_atomic_add_returnErr3REQUIRES_VIOLATION, ldv_atomic_add_returnErr2REQUIRES_VIOLATION, ldv_atomic_add_returnErr1REQUIRES_VIOLATION, __ldv_list_delErr0REQUIRES_VIOLATION, __ldv_list_delErr1REQUIRES_VIOLATION, __ldv_list_delErr2REQUIRES_VIOLATION, __ldv_list_delErr3REQUIRES_VIOLATION, ldv_kobject_cleanupErr4ASSERT_VIOLATIONMEMORY_FREE, ldv_kobject_cleanupErr1REQUIRES_VIOLATION, ldv_kobject_cleanupErr5ASSERT_VIOLATIONMEMORY_FREE, ldv_kobject_cleanupErr6ASSERT_VIOLATIONMEMORY_FREE, ldv_kobject_cleanupErr0REQUIRES_VIOLATION, ldv_kobject_cleanupErr2ASSERT_VIOLATIONMEMORY_FREE, ldv_kobject_cleanupErr3ASSERT_VIOLATIONMEMORY_FREE, ldv_kobject_cleanupErr7ASSERT_VIOLATIONMEMORY_FREE, ldv_msg_freeErr5ASSERT_VIOLATIONMEMORY_FREE, ldv_msg_freeErr2ASSERT_VIOLATIONMEMORY_FREE, ldv_msg_freeErr1REQUIRES_VIOLATION, ldv_msg_freeErr0REQUIRES_VIOLATION, ldv_msg_freeErr3ASSERT_VIOLATIONMEMORY_FREE, ldv_msg_freeErr6ASSERT_VIOLATIONMEMORY_FREE, ldv_msg_freeErr7ASSERT_VIOLATIONMEMORY_FREE, ldv_msg_freeErr4ASSERT_VIOLATIONMEMORY_FREE, mainErr0ENSURES_VIOLATIONMEMORY_LEAK, LDV_INIT_LIST_HEADErr0REQUIRES_VIOLATION, LDV_INIT_LIST_HEADErr3REQUIRES_VIOLATION, LDV_INIT_LIST_HEADErr2REQUIRES_VIOLATION, LDV_INIT_LIST_HEADErr1REQUIRES_VIOLATION, ldv_list_delErr0REQUIRES_VIOLATION, ldv_list_delErr3REQUIRES_VIOLATION, ldv_list_delErr2REQUIRES_VIOLATION, ldv_list_delErr1REQUIRES_VIOLATION, __ldv_list_addErr3REQUIRES_VIOLATION, __ldv_list_addErr4REQUIRES_VIOLATION, __ldv_list_addErr2REQUIRES_VIOLATION, __ldv_list_addErr5REQUIRES_VIOLATION, __ldv_list_addErr1REQUIRES_VIOLATION, __ldv_list_addErr6REQUIRES_VIOLATION, __ldv_list_addErr0REQUIRES_VIOLATION, __ldv_list_addErr7REQUIRES_VIOLATION, ldv_dev_set_drvdataErr0REQUIRES_VIOLATION, ldv_dev_set_drvdataErr1REQUIRES_VIOLATION, ldv_atomic_sub_returnErr0REQUIRES_VIOLATION, ldv_atomic_sub_returnErr3REQUIRES_VIOLATION, ldv_atomic_sub_returnErr1REQUIRES_VIOLATION, ldv_atomic_sub_returnErr2REQUIRES_VIOLATION, ldv_list_add_tailErr1REQUIRES_VIOLATION, ldv_list_add_tailErr0REQUIRES_VIOLATION, ldv_dev_get_drvdataErr0REQUIRES_VIOLATION, ldv_dev_get_drvdataErr1REQUIRES_VIOLATION, ldv_msg_allocErr1REQUIRES_VIOLATION, ldv_msg_allocErr0REQUIRES_VIOLATION]=== [2019-01-14 19:22:40,877 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-01-14 19:22:40,877 INFO L82 PathProgramCache]: Analyzing trace with hash 776993618, now seen corresponding path program 1 times [2019-01-14 19:22:40,880 INFO L223 ckRefinementStrategy]: Switched to mode CVC4_FPBP [2019-01-14 19:22:40,880 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 19:22:40,910 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-01-14 19:22:41,446 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-01-14 19:22:41,480 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2019-01-14 19:22:41,525 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 19:22:41,530 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 19:22:41,530 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2019-01-14 19:22:41,533 INFO L267 ElimStorePlain]: Start of recursive call 2: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2019-01-14 19:22:41,541 INFO L267 ElimStorePlain]: Start of recursive call 1: 1 dim-2 vars, End of recursive call: and 1 xjuncts. [2019-01-14 19:22:41,541 INFO L202 ElimStorePlain]: Needed 3 recursive calls to eliminate 1 variables, input treesize:17, output treesize:13 [2019-01-14 19:22:41,568 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 19:22:41,574 INFO L701 Elim1Store]: detected not equals via solver [2019-01-14 19:22:41,575 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 19:22:41,576 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2019-01-14 19:22:41,590 INFO L267 ElimStorePlain]: Start of recursive call 2: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2019-01-14 19:22:41,609 INFO L267 ElimStorePlain]: Start of recursive call 1: 1 dim-2 vars, End of recursive call: and 1 xjuncts. [2019-01-14 19:22:41,609 INFO L202 ElimStorePlain]: Needed 3 recursive calls to eliminate 1 variables, input treesize:28, output treesize:24 [2019-01-14 19:22:41,655 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 19:22:41,662 INFO L701 Elim1Store]: detected not equals via solver [2019-01-14 19:22:41,664 INFO L701 Elim1Store]: detected not equals via solver [2019-01-14 19:22:41,666 INFO L701 Elim1Store]: detected not equals via solver [2019-01-14 19:22:41,668 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 19:22:41,669 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2019-01-14 19:22:41,695 INFO L267 ElimStorePlain]: Start of recursive call 2: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2019-01-14 19:22:41,721 INFO L267 ElimStorePlain]: Start of recursive call 1: 1 dim-2 vars, End of recursive call: and 1 xjuncts. [2019-01-14 19:22:41,721 INFO L202 ElimStorePlain]: Needed 3 recursive calls to eliminate 1 variables, input treesize:39, output treesize:35 [2019-01-14 19:22:41,787 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 19:22:41,799 INFO L701 Elim1Store]: detected not equals via solver [2019-01-14 19:22:41,802 INFO L701 Elim1Store]: detected not equals via solver [2019-01-14 19:22:41,804 INFO L701 Elim1Store]: detected not equals via solver [2019-01-14 19:22:41,806 INFO L701 Elim1Store]: detected not equals via solver [2019-01-14 19:22:41,809 INFO L701 Elim1Store]: detected not equals via solver [2019-01-14 19:22:41,811 INFO L701 Elim1Store]: detected not equals via solver [2019-01-14 19:22:41,812 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 19:22:41,813 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2019-01-14 19:22:41,910 INFO L267 ElimStorePlain]: Start of recursive call 2: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2019-01-14 19:22:41,944 INFO L267 ElimStorePlain]: Start of recursive call 1: 1 dim-2 vars, End of recursive call: and 1 xjuncts. [2019-01-14 19:22:41,944 INFO L202 ElimStorePlain]: Needed 3 recursive calls to eliminate 1 variables, input treesize:50, output treesize:46 [2019-01-14 19:22:42,045 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 19:22:42,056 INFO L701 Elim1Store]: detected not equals via solver [2019-01-14 19:22:42,060 INFO L701 Elim1Store]: detected not equals via solver [2019-01-14 19:22:42,062 INFO L701 Elim1Store]: detected not equals via solver [2019-01-14 19:22:42,066 INFO L701 Elim1Store]: detected not equals via solver [2019-01-14 19:22:42,068 INFO L701 Elim1Store]: detected not equals via solver [2019-01-14 19:22:42,072 INFO L701 Elim1Store]: detected not equals via solver [2019-01-14 19:22:42,074 INFO L701 Elim1Store]: detected not equals via solver [2019-01-14 19:22:42,078 INFO L701 Elim1Store]: detected not equals via solver [2019-01-14 19:22:42,080 INFO L701 Elim1Store]: detected not equals via solver [2019-01-14 19:22:42,084 INFO L701 Elim1Store]: detected not equals via solver [2019-01-14 19:22:42,086 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 19:22:42,087 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2019-01-14 19:22:42,181 INFO L267 ElimStorePlain]: Start of recursive call 2: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2019-01-14 19:22:42,228 INFO L267 ElimStorePlain]: Start of recursive call 1: 1 dim-2 vars, End of recursive call: and 1 xjuncts. [2019-01-14 19:22:42,228 INFO L202 ElimStorePlain]: Needed 3 recursive calls to eliminate 1 variables, input treesize:61, output treesize:57 [2019-01-14 19:22:42,376 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 19:22:42,407 INFO L701 Elim1Store]: detected not equals via solver [2019-01-14 19:22:42,428 INFO L701 Elim1Store]: detected not equals via solver [2019-01-14 19:22:42,459 INFO L701 Elim1Store]: detected not equals via solver [2019-01-14 19:22:42,480 INFO L701 Elim1Store]: detected not equals via solver [2019-01-14 19:22:42,504 INFO L701 Elim1Store]: detected not equals via solver [2019-01-14 19:22:42,507 INFO L701 Elim1Store]: detected not equals via solver [2019-01-14 19:22:42,510 INFO L701 Elim1Store]: detected not equals via solver [2019-01-14 19:22:42,513 INFO L701 Elim1Store]: detected not equals via solver [2019-01-14 19:22:42,516 INFO L701 Elim1Store]: detected not equals via solver [2019-01-14 19:22:42,521 INFO L701 Elim1Store]: detected not equals via solver [2019-01-14 19:22:42,524 INFO L701 Elim1Store]: detected not equals via solver [2019-01-14 19:22:42,527 INFO L701 Elim1Store]: detected not equals via solver [2019-01-14 19:22:42,530 INFO L701 Elim1Store]: detected not equals via solver [2019-01-14 19:22:42,533 INFO L701 Elim1Store]: detected not equals via solver [2019-01-14 19:22:42,536 INFO L701 Elim1Store]: detected not equals via solver [2019-01-14 19:22:42,537 INFO L303 Elim1Store]: Index analysis took 157 ms [2019-01-14 19:22:42,538 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 19:22:42,539 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2019-01-14 19:22:42,661 INFO L267 ElimStorePlain]: Start of recursive call 2: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2019-01-14 19:22:42,721 INFO L267 ElimStorePlain]: Start of recursive call 1: 1 dim-2 vars, End of recursive call: and 1 xjuncts. [2019-01-14 19:22:42,722 INFO L202 ElimStorePlain]: Needed 3 recursive calls to eliminate 1 variables, input treesize:72, output treesize:68 [2019-01-14 19:22:42,866 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 19:22:42,876 INFO L701 Elim1Store]: detected not equals via solver [2019-01-14 19:22:42,879 INFO L701 Elim1Store]: detected not equals via solver [2019-01-14 19:22:42,882 INFO L701 Elim1Store]: detected not equals via solver [2019-01-14 19:22:42,909 INFO L701 Elim1Store]: detected not equals via solver [2019-01-14 19:22:42,938 INFO L701 Elim1Store]: detected not equals via solver [2019-01-14 19:22:42,954 INFO L701 Elim1Store]: detected not equals via solver [2019-01-14 19:22:42,957 INFO L701 Elim1Store]: detected not equals via solver [2019-01-14 19:22:42,960 INFO L701 Elim1Store]: detected not equals via solver [2019-01-14 19:22:42,963 INFO L701 Elim1Store]: detected not equals via solver [2019-01-14 19:22:42,966 INFO L701 Elim1Store]: detected not equals via solver [2019-01-14 19:22:42,969 INFO L701 Elim1Store]: detected not equals via solver [2019-01-14 19:22:42,973 INFO L701 Elim1Store]: detected not equals via solver [2019-01-14 19:22:42,976 INFO L701 Elim1Store]: detected not equals via solver [2019-01-14 19:22:42,979 INFO L701 Elim1Store]: detected not equals via solver [2019-01-14 19:22:42,982 INFO L701 Elim1Store]: detected not equals via solver [2019-01-14 19:22:42,986 INFO L701 Elim1Store]: detected not equals via solver [2019-01-14 19:22:42,989 INFO L701 Elim1Store]: detected not equals via solver [2019-01-14 19:22:42,992 INFO L701 Elim1Store]: detected not equals via solver [2019-01-14 19:22:42,995 INFO L701 Elim1Store]: detected not equals via solver [2019-01-14 19:22:42,999 INFO L701 Elim1Store]: detected not equals via solver [2019-01-14 19:22:43,002 INFO L701 Elim1Store]: detected not equals via solver [2019-01-14 19:22:43,003 INFO L303 Elim1Store]: Index analysis took 136 ms [2019-01-14 19:22:43,005 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 19:22:43,006 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2019-01-14 19:22:43,171 INFO L267 ElimStorePlain]: Start of recursive call 2: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2019-01-14 19:22:43,242 INFO L267 ElimStorePlain]: Start of recursive call 1: 1 dim-2 vars, End of recursive call: and 1 xjuncts. [2019-01-14 19:22:43,242 INFO L202 ElimStorePlain]: Needed 3 recursive calls to eliminate 1 variables, input treesize:83, output treesize:79 [2019-01-14 19:22:43,434 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 91 treesize of output 74 [2019-01-14 19:22:43,445 INFO L701 Elim1Store]: detected not equals via solver [2019-01-14 19:22:43,449 INFO L701 Elim1Store]: detected not equals via solver [2019-01-14 19:22:43,453 INFO L701 Elim1Store]: detected not equals via solver [2019-01-14 19:22:43,456 INFO L701 Elim1Store]: detected not equals via solver [2019-01-14 19:22:43,460 INFO L701 Elim1Store]: detected not equals via solver [2019-01-14 19:22:43,464 INFO L701 Elim1Store]: detected not equals via solver [2019-01-14 19:22:43,467 INFO L701 Elim1Store]: detected not equals via solver [2019-01-14 19:22:43,471 INFO L701 Elim1Store]: detected not equals via solver [2019-01-14 19:22:43,475 INFO L701 Elim1Store]: detected not equals via solver [2019-01-14 19:22:43,479 INFO L701 Elim1Store]: detected not equals via solver [2019-01-14 19:22:43,483 INFO L701 Elim1Store]: detected not equals via solver [2019-01-14 19:22:43,486 INFO L701 Elim1Store]: detected not equals via solver [2019-01-14 19:22:43,490 INFO L701 Elim1Store]: detected not equals via solver [2019-01-14 19:22:43,493 INFO L701 Elim1Store]: detected not equals via solver [2019-01-14 19:22:43,497 INFO L701 Elim1Store]: detected not equals via solver [2019-01-14 19:22:43,501 INFO L701 Elim1Store]: detected not equals via solver [2019-01-14 19:22:43,505 INFO L701 Elim1Store]: detected not equals via solver [2019-01-14 19:22:43,508 INFO L701 Elim1Store]: detected not equals via solver [2019-01-14 19:22:43,512 INFO L701 Elim1Store]: detected not equals via solver [2019-01-14 19:22:43,516 INFO L701 Elim1Store]: detected not equals via solver [2019-01-14 19:22:43,519 INFO L701 Elim1Store]: detected not equals via solver [2019-01-14 19:22:43,523 INFO L701 Elim1Store]: detected not equals via solver [2019-01-14 19:22:43,526 INFO L701 Elim1Store]: detected not equals via solver [2019-01-14 19:22:43,529 INFO L701 Elim1Store]: detected not equals via solver [2019-01-14 19:22:43,533 INFO L701 Elim1Store]: detected not equals via solver [2019-01-14 19:22:43,536 INFO L701 Elim1Store]: detected not equals via solver [2019-01-14 19:22:43,540 INFO L701 Elim1Store]: detected not equals via solver [2019-01-14 19:22:43,544 INFO L701 Elim1Store]: detected not equals via solver [2019-01-14 19:22:43,545 INFO L303 Elim1Store]: Index analysis took 108 ms [2019-01-14 19:22:43,547 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 19:22:43,549 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2019-01-14 19:22:43,789 INFO L267 ElimStorePlain]: Start of recursive call 2: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2019-01-14 19:22:43,880 INFO L267 ElimStorePlain]: Start of recursive call 1: 1 dim-2 vars, End of recursive call: and 1 xjuncts. [2019-01-14 19:22:43,881 INFO L202 ElimStorePlain]: Needed 3 recursive calls to eliminate 1 variables, input treesize:94, output treesize:90 [2019-01-14 19:22:44,105 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 19:22:44,116 INFO L701 Elim1Store]: detected not equals via solver [2019-01-14 19:22:44,120 INFO L701 Elim1Store]: detected not equals via solver [2019-01-14 19:22:44,125 INFO L701 Elim1Store]: detected not equals via solver [2019-01-14 19:22:44,128 INFO L701 Elim1Store]: detected not equals via solver [2019-01-14 19:22:44,133 INFO L701 Elim1Store]: detected not equals via solver [2019-01-14 19:22:44,137 INFO L701 Elim1Store]: detected not equals via solver [2019-01-14 19:22:44,141 INFO L701 Elim1Store]: detected not equals via solver [2019-01-14 19:22:44,145 INFO L701 Elim1Store]: detected not equals via solver [2019-01-14 19:22:44,149 INFO L701 Elim1Store]: detected not equals via solver [2019-01-14 19:22:44,153 INFO L701 Elim1Store]: detected not equals via solver [2019-01-14 19:22:44,156 INFO L701 Elim1Store]: detected not equals via solver [2019-01-14 19:22:44,161 INFO L701 Elim1Store]: detected not equals via solver [2019-01-14 19:22:44,165 INFO L701 Elim1Store]: detected not equals via solver [2019-01-14 19:22:44,169 INFO L701 Elim1Store]: detected not equals via solver [2019-01-14 19:22:44,173 INFO L701 Elim1Store]: detected not equals via solver [2019-01-14 19:22:44,177 INFO L701 Elim1Store]: detected not equals via solver [2019-01-14 19:22:44,181 INFO L701 Elim1Store]: detected not equals via solver [2019-01-14 19:22:44,184 INFO L701 Elim1Store]: detected not equals via solver [2019-01-14 19:22:44,189 INFO L701 Elim1Store]: detected not equals via solver [2019-01-14 19:22:44,194 INFO L701 Elim1Store]: detected not equals via solver [2019-01-14 19:22:44,198 INFO L701 Elim1Store]: detected not equals via solver [2019-01-14 19:22:44,202 INFO L701 Elim1Store]: detected not equals via solver [2019-01-14 19:22:44,207 INFO L701 Elim1Store]: detected not equals via solver [2019-01-14 19:22:44,211 INFO L701 Elim1Store]: detected not equals via solver [2019-01-14 19:22:44,215 INFO L701 Elim1Store]: detected not equals via solver [2019-01-14 19:22:44,219 INFO L701 Elim1Store]: detected not equals via solver [2019-01-14 19:22:44,223 INFO L701 Elim1Store]: detected not equals via solver [2019-01-14 19:22:44,226 INFO L701 Elim1Store]: detected not equals via solver [2019-01-14 19:22:44,231 INFO L701 Elim1Store]: detected not equals via solver [2019-01-14 19:22:44,235 INFO L701 Elim1Store]: detected not equals via solver [2019-01-14 19:22:44,238 INFO L701 Elim1Store]: detected not equals via solver [2019-01-14 19:22:44,242 INFO L701 Elim1Store]: detected not equals via solver [2019-01-14 19:22:44,246 INFO L701 Elim1Store]: detected not equals via solver [2019-01-14 19:22:44,250 INFO L701 Elim1Store]: detected not equals via solver [2019-01-14 19:22:44,254 INFO L701 Elim1Store]: detected not equals via solver [2019-01-14 19:22:44,258 INFO L701 Elim1Store]: detected not equals via solver [2019-01-14 19:22:44,259 INFO L303 Elim1Store]: Index analysis took 151 ms [2019-01-14 19:22:44,261 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 19:22:44,263 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2019-01-14 19:22:44,622 INFO L267 ElimStorePlain]: Start of recursive call 2: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2019-01-14 19:22:44,720 INFO L267 ElimStorePlain]: Start of recursive call 1: 1 dim-2 vars, End of recursive call: and 1 xjuncts. [2019-01-14 19:22:44,721 INFO L202 ElimStorePlain]: Needed 3 recursive calls to eliminate 1 variables, input treesize:105, output treesize:101 [2019-01-14 19:22:44,952 WARN L181 SmtUtils]: Spent 104.00 ms on a formula simplification that was a NOOP. DAG size: 45 [2019-01-14 19:22:44,987 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 19:22:45,002 INFO L701 Elim1Store]: detected not equals via solver [2019-01-14 19:22:45,006 INFO L701 Elim1Store]: detected not equals via solver [2019-01-14 19:22:45,014 INFO L701 Elim1Store]: detected not equals via solver [2019-01-14 19:22:45,019 INFO L701 Elim1Store]: detected not equals via solver [2019-01-14 19:22:45,023 INFO L701 Elim1Store]: detected not equals via solver [2019-01-14 19:22:45,027 INFO L701 Elim1Store]: detected not equals via solver [2019-01-14 19:22:45,031 INFO L701 Elim1Store]: detected not equals via solver [2019-01-14 19:22:45,035 INFO L701 Elim1Store]: detected not equals via solver [2019-01-14 19:22:45,039 INFO L701 Elim1Store]: detected not equals via solver [2019-01-14 19:22:45,043 INFO L701 Elim1Store]: detected not equals via solver [2019-01-14 19:22:45,047 INFO L701 Elim1Store]: detected not equals via solver [2019-01-14 19:22:45,051 INFO L701 Elim1Store]: detected not equals via solver [2019-01-14 19:22:45,055 INFO L701 Elim1Store]: detected not equals via solver [2019-01-14 19:22:45,059 INFO L701 Elim1Store]: detected not equals via solver [2019-01-14 19:22:45,063 INFO L701 Elim1Store]: detected not equals via solver [2019-01-14 19:22:45,067 INFO L701 Elim1Store]: detected not equals via solver [2019-01-14 19:22:45,072 INFO L701 Elim1Store]: detected not equals via solver [2019-01-14 19:22:45,076 INFO L701 Elim1Store]: detected not equals via solver [2019-01-14 19:22:45,080 INFO L701 Elim1Store]: detected not equals via solver [2019-01-14 19:22:45,084 INFO L701 Elim1Store]: detected not equals via solver [2019-01-14 19:22:45,088 INFO L701 Elim1Store]: detected not equals via solver [2019-01-14 19:22:45,092 INFO L701 Elim1Store]: detected not equals via solver [2019-01-14 19:22:45,096 INFO L701 Elim1Store]: detected not equals via solver [2019-01-14 19:22:45,100 INFO L701 Elim1Store]: detected not equals via solver [2019-01-14 19:22:45,104 INFO L701 Elim1Store]: detected not equals via solver [2019-01-14 19:22:45,108 INFO L701 Elim1Store]: detected not equals via solver [2019-01-14 19:22:45,113 INFO L701 Elim1Store]: detected not equals via solver [2019-01-14 19:22:45,117 INFO L701 Elim1Store]: detected not equals via solver [2019-01-14 19:22:45,121 INFO L701 Elim1Store]: detected not equals via solver [2019-01-14 19:22:45,125 INFO L701 Elim1Store]: detected not equals via solver [2019-01-14 19:22:45,129 INFO L701 Elim1Store]: detected not equals via solver [2019-01-14 19:22:45,133 INFO L701 Elim1Store]: detected not equals via solver [2019-01-14 19:22:45,137 INFO L701 Elim1Store]: detected not equals via solver [2019-01-14 19:22:45,141 INFO L701 Elim1Store]: detected not equals via solver [2019-01-14 19:22:45,145 INFO L701 Elim1Store]: detected not equals via solver [2019-01-14 19:22:45,149 INFO L701 Elim1Store]: detected not equals via solver [2019-01-14 19:22:45,153 INFO L701 Elim1Store]: detected not equals via solver [2019-01-14 19:22:45,158 INFO L701 Elim1Store]: detected not equals via solver [2019-01-14 19:22:45,162 INFO L701 Elim1Store]: detected not equals via solver [2019-01-14 19:22:45,166 INFO L701 Elim1Store]: detected not equals via solver [2019-01-14 19:22:45,170 INFO L701 Elim1Store]: detected not equals via solver [2019-01-14 19:22:45,175 INFO L701 Elim1Store]: detected not equals via solver [2019-01-14 19:22:45,179 INFO L701 Elim1Store]: detected not equals via solver [2019-01-14 19:22:45,183 INFO L701 Elim1Store]: detected not equals via solver [2019-01-14 19:22:45,187 INFO L701 Elim1Store]: detected not equals via solver [2019-01-14 19:22:45,189 INFO L303 Elim1Store]: Index analysis took 198 ms [2019-01-14 19:22:45,191 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 19:22:45,193 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2019-01-14 19:22:45,629 INFO L267 ElimStorePlain]: Start of recursive call 2: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2019-01-14 19:22:45,755 INFO L267 ElimStorePlain]: Start of recursive call 1: 1 dim-2 vars, End of recursive call: and 1 xjuncts. [2019-01-14 19:22:45,755 INFO L202 ElimStorePlain]: Needed 3 recursive calls to eliminate 1 variables, input treesize:116, output treesize:112 [2019-01-14 19:22:46,039 WARN L181 SmtUtils]: Spent 127.00 ms on a formula simplification that was a NOOP. DAG size: 49 [2019-01-14 19:22:46,065 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 19:22:46,088 INFO L701 Elim1Store]: detected not equals via solver [2019-01-14 19:22:46,093 INFO L701 Elim1Store]: detected not equals via solver [2019-01-14 19:22:46,097 INFO L701 Elim1Store]: detected not equals via solver [2019-01-14 19:22:46,102 INFO L701 Elim1Store]: detected not equals via solver [2019-01-14 19:22:46,106 INFO L701 Elim1Store]: detected not equals via solver [2019-01-14 19:22:46,111 INFO L701 Elim1Store]: detected not equals via solver [2019-01-14 19:22:46,115 INFO L701 Elim1Store]: detected not equals via solver [2019-01-14 19:22:46,120 INFO L701 Elim1Store]: detected not equals via solver [2019-01-14 19:22:46,125 INFO L701 Elim1Store]: detected not equals via solver [2019-01-14 19:22:46,129 INFO L701 Elim1Store]: detected not equals via solver [2019-01-14 19:22:46,134 INFO L701 Elim1Store]: detected not equals via solver [2019-01-14 19:22:46,138 INFO L701 Elim1Store]: detected not equals via solver [2019-01-14 19:22:46,143 INFO L701 Elim1Store]: detected not equals via solver [2019-01-14 19:22:46,147 INFO L701 Elim1Store]: detected not equals via solver [2019-01-14 19:22:46,152 INFO L701 Elim1Store]: detected not equals via solver [2019-01-14 19:22:46,156 INFO L701 Elim1Store]: detected not equals via solver [2019-01-14 19:22:46,161 INFO L701 Elim1Store]: detected not equals via solver [2019-01-14 19:22:46,165 INFO L701 Elim1Store]: detected not equals via solver [2019-01-14 19:22:46,171 INFO L701 Elim1Store]: detected not equals via solver [2019-01-14 19:22:46,176 INFO L701 Elim1Store]: detected not equals via solver [2019-01-14 19:22:46,180 INFO L701 Elim1Store]: detected not equals via solver [2019-01-14 19:22:46,185 INFO L701 Elim1Store]: detected not equals via solver [2019-01-14 19:22:46,190 INFO L701 Elim1Store]: detected not equals via solver [2019-01-14 19:22:46,194 INFO L701 Elim1Store]: detected not equals via solver [2019-01-14 19:22:46,199 INFO L701 Elim1Store]: detected not equals via solver [2019-01-14 19:22:46,203 INFO L701 Elim1Store]: detected not equals via solver [2019-01-14 19:22:46,208 INFO L701 Elim1Store]: detected not equals via solver [2019-01-14 19:22:46,212 INFO L701 Elim1Store]: detected not equals via solver [2019-01-14 19:22:46,217 INFO L701 Elim1Store]: detected not equals via solver [2019-01-14 19:22:46,221 INFO L701 Elim1Store]: detected not equals via solver [2019-01-14 19:22:46,226 INFO L701 Elim1Store]: detected not equals via solver [2019-01-14 19:22:46,230 INFO L701 Elim1Store]: detected not equals via solver [2019-01-14 19:22:46,235 INFO L701 Elim1Store]: detected not equals via solver [2019-01-14 19:22:46,239 INFO L701 Elim1Store]: detected not equals via solver [2019-01-14 19:22:46,244 INFO L701 Elim1Store]: detected not equals via solver [2019-01-14 19:22:46,248 INFO L701 Elim1Store]: detected not equals via solver [2019-01-14 19:22:46,253 INFO L701 Elim1Store]: detected not equals via solver [2019-01-14 19:22:46,257 INFO L701 Elim1Store]: detected not equals via solver [2019-01-14 19:22:46,262 INFO L701 Elim1Store]: detected not equals via solver [2019-01-14 19:22:46,266 INFO L701 Elim1Store]: detected not equals via solver [2019-01-14 19:22:46,271 INFO L701 Elim1Store]: detected not equals via solver [2019-01-14 19:22:46,276 INFO L701 Elim1Store]: detected not equals via solver [2019-01-14 19:22:46,281 INFO L701 Elim1Store]: detected not equals via solver [2019-01-14 19:22:46,285 INFO L701 Elim1Store]: detected not equals via solver [2019-01-14 19:22:46,290 INFO L701 Elim1Store]: detected not equals via solver [2019-01-14 19:22:46,295 INFO L701 Elim1Store]: detected not equals via solver [2019-01-14 19:22:46,299 INFO L701 Elim1Store]: detected not equals via solver [2019-01-14 19:22:46,304 INFO L701 Elim1Store]: detected not equals via solver [2019-01-14 19:22:46,308 INFO L701 Elim1Store]: detected not equals via solver [2019-01-14 19:22:46,313 INFO L701 Elim1Store]: detected not equals via solver [2019-01-14 19:22:46,317 INFO L701 Elim1Store]: detected not equals via solver [2019-01-14 19:22:46,322 INFO L701 Elim1Store]: detected not equals via solver [2019-01-14 19:22:46,327 INFO L701 Elim1Store]: detected not equals via solver [2019-01-14 19:22:46,331 INFO L701 Elim1Store]: detected not equals via solver [2019-01-14 19:22:46,335 INFO L701 Elim1Store]: detected not equals via solver [2019-01-14 19:22:46,337 INFO L303 Elim1Store]: Index analysis took 269 ms [2019-01-14 19:22:46,339 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 19:22:46,340 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2019-01-14 19:22:46,882 INFO L267 ElimStorePlain]: Start of recursive call 2: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2019-01-14 19:22:47,038 INFO L267 ElimStorePlain]: Start of recursive call 1: 1 dim-2 vars, End of recursive call: and 1 xjuncts. [2019-01-14 19:22:47,039 INFO L202 ElimStorePlain]: Needed 3 recursive calls to eliminate 1 variables, input treesize:127, output treesize:123 [2019-01-14 19:22:47,381 WARN L181 SmtUtils]: Spent 156.00 ms on a formula simplification that was a NOOP. DAG size: 53 [2019-01-14 19:22:47,429 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 19:22:47,477 INFO L701 Elim1Store]: detected not equals via solver [2019-01-14 19:22:47,493 INFO L701 Elim1Store]: detected not equals via solver [2019-01-14 19:22:47,499 INFO L701 Elim1Store]: detected not equals via solver [2019-01-14 19:22:47,505 INFO L701 Elim1Store]: detected not equals via solver [2019-01-14 19:22:47,511 INFO L701 Elim1Store]: detected not equals via solver [2019-01-14 19:22:47,516 INFO L701 Elim1Store]: detected not equals via solver [2019-01-14 19:22:47,522 INFO L701 Elim1Store]: detected not equals via solver [2019-01-14 19:22:47,528 INFO L701 Elim1Store]: detected not equals via solver [2019-01-14 19:22:47,533 INFO L701 Elim1Store]: detected not equals via solver [2019-01-14 19:22:47,538 INFO L701 Elim1Store]: detected not equals via solver [2019-01-14 19:22:47,543 INFO L701 Elim1Store]: detected not equals via solver [2019-01-14 19:22:47,548 INFO L701 Elim1Store]: detected not equals via solver [2019-01-14 19:22:47,553 INFO L701 Elim1Store]: detected not equals via solver [2019-01-14 19:22:47,559 INFO L701 Elim1Store]: detected not equals via solver [2019-01-14 19:22:47,564 INFO L701 Elim1Store]: detected not equals via solver [2019-01-14 19:22:47,569 INFO L701 Elim1Store]: detected not equals via solver [2019-01-14 19:22:47,574 INFO L701 Elim1Store]: detected not equals via solver [2019-01-14 19:22:47,579 INFO L701 Elim1Store]: detected not equals via solver [2019-01-14 19:22:47,585 INFO L701 Elim1Store]: detected not equals via solver [2019-01-14 19:22:47,591 INFO L701 Elim1Store]: detected not equals via solver [2019-01-14 19:22:47,598 INFO L701 Elim1Store]: detected not equals via solver [2019-01-14 19:22:47,603 INFO L701 Elim1Store]: detected not equals via solver [2019-01-14 19:22:47,609 INFO L701 Elim1Store]: detected not equals via solver [2019-01-14 19:22:47,616 INFO L701 Elim1Store]: detected not equals via solver [2019-01-14 19:22:47,622 INFO L701 Elim1Store]: detected not equals via solver [2019-01-14 19:22:47,627 INFO L701 Elim1Store]: detected not equals via solver [2019-01-14 19:22:47,632 INFO L701 Elim1Store]: detected not equals via solver [2019-01-14 19:22:47,637 INFO L701 Elim1Store]: detected not equals via solver [2019-01-14 19:22:47,642 INFO L701 Elim1Store]: detected not equals via solver [2019-01-14 19:22:47,648 INFO L701 Elim1Store]: detected not equals via solver [2019-01-14 19:22:47,654 INFO L701 Elim1Store]: detected not equals via solver [2019-01-14 19:22:47,659 INFO L701 Elim1Store]: detected not equals via solver [2019-01-14 19:22:47,664 INFO L701 Elim1Store]: detected not equals via solver [2019-01-14 19:22:47,669 INFO L701 Elim1Store]: detected not equals via solver [2019-01-14 19:22:47,674 INFO L701 Elim1Store]: detected not equals via solver [2019-01-14 19:22:47,679 INFO L701 Elim1Store]: detected not equals via solver [2019-01-14 19:22:47,684 INFO L701 Elim1Store]: detected not equals via solver [2019-01-14 19:22:47,689 INFO L701 Elim1Store]: detected not equals via solver [2019-01-14 19:22:47,695 INFO L701 Elim1Store]: detected not equals via solver [2019-01-14 19:22:47,700 INFO L701 Elim1Store]: detected not equals via solver [2019-01-14 19:22:47,706 INFO L701 Elim1Store]: detected not equals via solver [2019-01-14 19:22:47,712 INFO L701 Elim1Store]: detected not equals via solver [2019-01-14 19:22:47,717 INFO L701 Elim1Store]: detected not equals via solver [2019-01-14 19:22:47,723 INFO L701 Elim1Store]: detected not equals via solver [2019-01-14 19:22:47,729 INFO L701 Elim1Store]: detected not equals via solver [2019-01-14 19:22:47,734 INFO L701 Elim1Store]: detected not equals via solver [2019-01-14 19:22:47,739 INFO L701 Elim1Store]: detected not equals via solver [2019-01-14 19:22:47,745 INFO L701 Elim1Store]: detected not equals via solver [2019-01-14 19:22:47,750 INFO L701 Elim1Store]: detected not equals via solver [2019-01-14 19:22:47,756 INFO L701 Elim1Store]: detected not equals via solver [2019-01-14 19:22:47,761 INFO L701 Elim1Store]: detected not equals via solver [2019-01-14 19:22:47,767 INFO L701 Elim1Store]: detected not equals via solver [2019-01-14 19:22:47,774 INFO L701 Elim1Store]: detected not equals via solver [2019-01-14 19:22:47,779 INFO L701 Elim1Store]: detected not equals via solver [2019-01-14 19:22:47,788 INFO L701 Elim1Store]: detected not equals via solver [2019-01-14 19:22:47,793 INFO L701 Elim1Store]: detected not equals via solver [2019-01-14 19:22:47,798 INFO L701 Elim1Store]: detected not equals via solver [2019-01-14 19:22:47,804 INFO L701 Elim1Store]: detected not equals via solver [2019-01-14 19:22:47,810 INFO L701 Elim1Store]: detected not equals via solver [2019-01-14 19:22:47,815 INFO L701 Elim1Store]: detected not equals via solver [2019-01-14 19:22:47,821 INFO L701 Elim1Store]: detected not equals via solver [2019-01-14 19:22:47,826 INFO L701 Elim1Store]: detected not equals via solver [2019-01-14 19:22:47,831 INFO L701 Elim1Store]: detected not equals via solver [2019-01-14 19:22:47,837 INFO L701 Elim1Store]: detected not equals via solver [2019-01-14 19:22:47,842 INFO L701 Elim1Store]: detected not equals via solver [2019-01-14 19:22:47,847 INFO L701 Elim1Store]: detected not equals via solver [2019-01-14 19:22:47,849 INFO L303 Elim1Store]: Index analysis took 412 ms [2019-01-14 19:22:47,852 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 19:22:47,855 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2019-01-14 19:22:48,583 INFO L267 ElimStorePlain]: Start of recursive call 2: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2019-01-14 19:22:48,753 INFO L267 ElimStorePlain]: Start of recursive call 1: 1 dim-2 vars, End of recursive call: and 1 xjuncts. [2019-01-14 19:22:48,753 INFO L202 ElimStorePlain]: Needed 3 recursive calls to eliminate 1 variables, input treesize:138, output treesize:134 [2019-01-14 19:22:49,136 WARN L181 SmtUtils]: Spent 171.00 ms on a formula simplification that was a NOOP. DAG size: 57 [2019-01-14 19:22:49,196 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 19:22:49,217 INFO L701 Elim1Store]: detected not equals via solver [2019-01-14 19:22:49,223 INFO L701 Elim1Store]: detected not equals via solver [2019-01-14 19:22:49,229 INFO L701 Elim1Store]: detected not equals via solver [2019-01-14 19:22:49,235 INFO L701 Elim1Store]: detected not equals via solver [2019-01-14 19:22:49,242 INFO L701 Elim1Store]: detected not equals via solver [2019-01-14 19:22:49,248 INFO L701 Elim1Store]: detected not equals via solver [2019-01-14 19:22:49,254 INFO L701 Elim1Store]: detected not equals via solver [2019-01-14 19:22:49,260 INFO L701 Elim1Store]: detected not equals via solver [2019-01-14 19:22:49,273 INFO L701 Elim1Store]: detected not equals via solver [2019-01-14 19:22:49,278 INFO L701 Elim1Store]: detected not equals via solver [2019-01-14 19:22:49,284 INFO L701 Elim1Store]: detected not equals via solver [2019-01-14 19:22:49,290 INFO L701 Elim1Store]: detected not equals via solver [2019-01-14 19:22:49,296 INFO L701 Elim1Store]: detected not equals via solver [2019-01-14 19:22:49,301 INFO L701 Elim1Store]: detected not equals via solver [2019-01-14 19:22:49,307 INFO L701 Elim1Store]: detected not equals via solver [2019-01-14 19:22:49,313 INFO L701 Elim1Store]: detected not equals via solver [2019-01-14 19:22:49,319 INFO L701 Elim1Store]: detected not equals via solver [2019-01-14 19:22:49,326 INFO L701 Elim1Store]: detected not equals via solver [2019-01-14 19:22:49,332 INFO L701 Elim1Store]: detected not equals via solver [2019-01-14 19:22:49,338 INFO L701 Elim1Store]: detected not equals via solver [2019-01-14 19:22:49,344 INFO L701 Elim1Store]: detected not equals via solver [2019-01-14 19:22:49,351 INFO L701 Elim1Store]: detected not equals via solver [2019-01-14 19:22:49,357 INFO L701 Elim1Store]: detected not equals via solver [2019-01-14 19:22:49,364 INFO L701 Elim1Store]: detected not equals via solver [2019-01-14 19:22:49,369 INFO L701 Elim1Store]: detected not equals via solver [2019-01-14 19:22:49,374 INFO L701 Elim1Store]: detected not equals via solver [2019-01-14 19:22:49,380 INFO L701 Elim1Store]: detected not equals via solver [2019-01-14 19:22:49,386 INFO L701 Elim1Store]: detected not equals via solver [2019-01-14 19:22:49,393 INFO L701 Elim1Store]: detected not equals via solver [2019-01-14 19:22:49,399 INFO L701 Elim1Store]: detected not equals via solver [2019-01-14 19:22:49,405 INFO L701 Elim1Store]: detected not equals via solver [2019-01-14 19:22:49,410 INFO L701 Elim1Store]: detected not equals via solver [2019-01-14 19:22:49,416 INFO L701 Elim1Store]: detected not equals via solver [2019-01-14 19:22:49,422 INFO L701 Elim1Store]: detected not equals via solver [2019-01-14 19:22:49,428 INFO L701 Elim1Store]: detected not equals via solver [2019-01-14 19:22:49,434 INFO L701 Elim1Store]: detected not equals via solver [2019-01-14 19:22:49,440 INFO L701 Elim1Store]: detected not equals via solver [2019-01-14 19:22:49,446 INFO L701 Elim1Store]: detected not equals via solver [2019-01-14 19:22:49,452 INFO L701 Elim1Store]: detected not equals via solver [2019-01-14 19:22:49,458 INFO L701 Elim1Store]: detected not equals via solver [2019-01-14 19:22:49,463 INFO L701 Elim1Store]: detected not equals via solver [2019-01-14 19:22:49,469 INFO L701 Elim1Store]: detected not equals via solver [2019-01-14 19:22:49,475 INFO L701 Elim1Store]: detected not equals via solver [2019-01-14 19:22:49,481 INFO L701 Elim1Store]: detected not equals via solver [2019-01-14 19:22:49,487 INFO L701 Elim1Store]: detected not equals via solver [2019-01-14 19:22:49,493 INFO L701 Elim1Store]: detected not equals via solver [2019-01-14 19:22:49,498 INFO L701 Elim1Store]: detected not equals via solver [2019-01-14 19:22:49,505 INFO L701 Elim1Store]: detected not equals via solver [2019-01-14 19:22:49,512 INFO L701 Elim1Store]: detected not equals via solver [2019-01-14 19:22:49,517 INFO L701 Elim1Store]: detected not equals via solver [2019-01-14 19:22:49,524 INFO L701 Elim1Store]: detected not equals via solver [2019-01-14 19:22:49,529 INFO L701 Elim1Store]: detected not equals via solver [2019-01-14 19:22:49,534 INFO L701 Elim1Store]: detected not equals via solver [2019-01-14 19:22:49,541 INFO L701 Elim1Store]: detected not equals via solver [2019-01-14 19:22:49,546 INFO L701 Elim1Store]: detected not equals via solver [2019-01-14 19:22:49,551 INFO L701 Elim1Store]: detected not equals via solver [2019-01-14 19:22:49,557 INFO L701 Elim1Store]: detected not equals via solver [2019-01-14 19:22:49,563 INFO L701 Elim1Store]: detected not equals via solver [2019-01-14 19:22:49,569 INFO L701 Elim1Store]: detected not equals via solver [2019-01-14 19:22:49,576 INFO L701 Elim1Store]: detected not equals via solver [2019-01-14 19:22:49,581 INFO L701 Elim1Store]: detected not equals via solver [2019-01-14 19:22:49,587 INFO L701 Elim1Store]: detected not equals via solver [2019-01-14 19:22:49,592 INFO L701 Elim1Store]: detected not equals via solver [2019-01-14 19:22:49,598 INFO L701 Elim1Store]: detected not equals via solver [2019-01-14 19:22:49,603 INFO L701 Elim1Store]: detected not equals via solver [2019-01-14 19:22:49,609 INFO L701 Elim1Store]: detected not equals via solver [2019-01-14 19:22:49,614 INFO L701 Elim1Store]: detected not equals via solver [2019-01-14 19:22:49,620 INFO L701 Elim1Store]: detected not equals via solver [2019-01-14 19:22:49,625 INFO L701 Elim1Store]: detected not equals via solver [2019-01-14 19:22:49,631 INFO L701 Elim1Store]: detected not equals via solver [2019-01-14 19:22:49,637 INFO L701 Elim1Store]: detected not equals via solver [2019-01-14 19:22:49,642 INFO L701 Elim1Store]: detected not equals via solver [2019-01-14 19:22:49,648 INFO L701 Elim1Store]: detected not equals via solver [2019-01-14 19:22:49,654 INFO L701 Elim1Store]: detected not equals via solver [2019-01-14 19:22:49,659 INFO L701 Elim1Store]: detected not equals via solver [2019-01-14 19:22:49,665 INFO L701 Elim1Store]: detected not equals via solver [2019-01-14 19:22:49,670 INFO L701 Elim1Store]: detected not equals via solver [2019-01-14 19:22:49,677 INFO L701 Elim1Store]: detected not equals via solver [2019-01-14 19:22:49,679 INFO L303 Elim1Store]: Index analysis took 477 ms [2019-01-14 19:22:49,681 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 19:22:49,684 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2019-01-14 19:22:50,657 INFO L267 ElimStorePlain]: Start of recursive call 2: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2019-01-14 19:22:50,859 INFO L267 ElimStorePlain]: Start of recursive call 1: 1 dim-2 vars, End of recursive call: and 1 xjuncts. [2019-01-14 19:22:50,860 INFO L202 ElimStorePlain]: Needed 3 recursive calls to eliminate 1 variables, input treesize:149, output treesize:145 [2019-01-14 19:22:51,312 WARN L181 SmtUtils]: Spent 199.00 ms on a formula simplification that was a NOOP. DAG size: 61 [2019-01-14 19:22:51,376 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 19:22:51,403 INFO L701 Elim1Store]: detected not equals via solver [2019-01-14 19:22:51,417 INFO L701 Elim1Store]: detected not equals via solver [2019-01-14 19:22:51,436 INFO L701 Elim1Store]: detected not equals via solver [2019-01-14 19:22:51,455 INFO L701 Elim1Store]: detected not equals via solver [2019-01-14 19:22:51,473 INFO L701 Elim1Store]: detected not equals via solver [2019-01-14 19:22:51,490 INFO L701 Elim1Store]: detected not equals via solver [2019-01-14 19:22:51,508 INFO L701 Elim1Store]: detected not equals via solver [2019-01-14 19:22:51,524 INFO L701 Elim1Store]: detected not equals via solver [2019-01-14 19:22:51,544 INFO L701 Elim1Store]: detected not equals via solver [2019-01-14 19:22:51,560 INFO L701 Elim1Store]: detected not equals via solver [2019-01-14 19:22:51,580 INFO L701 Elim1Store]: detected not equals via solver [2019-01-14 19:22:51,600 INFO L701 Elim1Store]: detected not equals via solver [2019-01-14 19:22:51,619 INFO L701 Elim1Store]: detected not equals via solver [2019-01-14 19:22:51,641 INFO L701 Elim1Store]: detected not equals via solver [2019-01-14 19:22:51,664 INFO L701 Elim1Store]: detected not equals via solver [2019-01-14 19:22:51,686 INFO L701 Elim1Store]: detected not equals via solver [2019-01-14 19:22:51,704 INFO L701 Elim1Store]: detected not equals via solver [2019-01-14 19:22:51,723 INFO L701 Elim1Store]: detected not equals via solver [2019-01-14 19:22:51,743 INFO L701 Elim1Store]: detected not equals via solver [2019-01-14 19:22:51,765 INFO L701 Elim1Store]: detected not equals via solver [2019-01-14 19:22:51,780 INFO L701 Elim1Store]: detected not equals via solver [2019-01-14 19:22:51,794 INFO L701 Elim1Store]: detected not equals via solver [2019-01-14 19:22:51,808 INFO L701 Elim1Store]: detected not equals via solver [2019-01-14 19:22:51,828 INFO L701 Elim1Store]: detected not equals via solver [2019-01-14 19:22:51,850 INFO L701 Elim1Store]: detected not equals via solver [2019-01-14 19:22:51,873 INFO L701 Elim1Store]: detected not equals via solver [2019-01-14 19:22:51,889 INFO L701 Elim1Store]: detected not equals via solver [2019-01-14 19:22:51,911 INFO L701 Elim1Store]: detected not equals via solver [2019-01-14 19:22:51,933 INFO L701 Elim1Store]: detected not equals via solver [2019-01-14 19:22:51,956 INFO L701 Elim1Store]: detected not equals via solver [2019-01-14 19:22:51,976 INFO L701 Elim1Store]: detected not equals via solver [2019-01-14 19:22:51,994 INFO L701 Elim1Store]: detected not equals via solver [2019-01-14 19:22:52,015 INFO L701 Elim1Store]: detected not equals via solver [2019-01-14 19:22:52,035 INFO L701 Elim1Store]: detected not equals via solver [2019-01-14 19:22:52,051 INFO L701 Elim1Store]: detected not equals via solver [2019-01-14 19:22:52,073 INFO L701 Elim1Store]: detected not equals via solver [2019-01-14 19:22:52,092 INFO L701 Elim1Store]: detected not equals via solver [2019-01-14 19:22:52,111 INFO L701 Elim1Store]: detected not equals via solver [2019-01-14 19:22:52,133 INFO L701 Elim1Store]: detected not equals via solver [2019-01-14 19:22:52,153 INFO L701 Elim1Store]: detected not equals via solver [2019-01-14 19:22:52,168 INFO L701 Elim1Store]: detected not equals via solver [2019-01-14 19:22:52,181 INFO L701 Elim1Store]: detected not equals via solver [2019-01-14 19:22:52,205 INFO L701 Elim1Store]: detected not equals via solver [2019-01-14 19:22:52,219 INFO L701 Elim1Store]: detected not equals via solver [2019-01-14 19:22:52,237 INFO L701 Elim1Store]: detected not equals via solver [2019-01-14 19:22:52,255 INFO L701 Elim1Store]: detected not equals via solver [2019-01-14 19:22:52,271 INFO L701 Elim1Store]: detected not equals via solver [2019-01-14 19:22:52,292 INFO L701 Elim1Store]: detected not equals via solver [2019-01-14 19:22:52,312 INFO L701 Elim1Store]: detected not equals via solver [2019-01-14 19:22:52,335 INFO L701 Elim1Store]: detected not equals via solver [2019-01-14 19:22:52,358 INFO L701 Elim1Store]: detected not equals via solver [2019-01-14 19:22:52,378 INFO L701 Elim1Store]: detected not equals via solver [2019-01-14 19:22:52,398 INFO L701 Elim1Store]: detected not equals via solver [2019-01-14 19:22:52,421 INFO L701 Elim1Store]: detected not equals via solver [2019-01-14 19:22:52,442 INFO L701 Elim1Store]: detected not equals via solver [2019-01-14 19:22:52,460 INFO L701 Elim1Store]: detected not equals via solver [2019-01-14 19:22:52,478 INFO L701 Elim1Store]: detected not equals via solver [2019-01-14 19:22:52,502 INFO L701 Elim1Store]: detected not equals via solver [2019-01-14 19:22:52,525 INFO L701 Elim1Store]: detected not equals via solver [2019-01-14 19:22:52,549 INFO L701 Elim1Store]: detected not equals via solver [2019-01-14 19:22:52,563 INFO L701 Elim1Store]: detected not equals via solver [2019-01-14 19:22:52,570 INFO L701 Elim1Store]: detected not equals via solver [2019-01-14 19:22:52,596 INFO L701 Elim1Store]: detected not equals via solver [2019-01-14 19:22:52,614 INFO L701 Elim1Store]: detected not equals via solver [2019-01-14 19:22:52,636 INFO L701 Elim1Store]: detected not equals via solver [2019-01-14 19:22:52,659 INFO L701 Elim1Store]: detected not equals via solver [2019-01-14 19:22:52,672 INFO L701 Elim1Store]: detected not equals via solver [2019-01-14 19:22:52,692 INFO L701 Elim1Store]: detected not equals via solver [2019-01-14 19:22:52,713 INFO L701 Elim1Store]: detected not equals via solver [2019-01-14 19:22:52,736 INFO L701 Elim1Store]: detected not equals via solver [2019-01-14 19:22:52,754 INFO L701 Elim1Store]: detected not equals via solver [2019-01-14 19:22:52,773 INFO L701 Elim1Store]: detected not equals via solver [2019-01-14 19:22:52,794 INFO L701 Elim1Store]: detected not equals via solver [2019-01-14 19:22:52,807 INFO L701 Elim1Store]: detected not equals via solver [2019-01-14 19:22:52,825 INFO L701 Elim1Store]: detected not equals via solver [2019-01-14 19:22:52,835 INFO L701 Elim1Store]: detected not equals via solver [2019-01-14 19:22:52,850 INFO L701 Elim1Store]: detected not equals via solver [2019-01-14 19:22:52,871 INFO L701 Elim1Store]: detected not equals via solver [2019-01-14 19:22:52,891 INFO L701 Elim1Store]: detected not equals via solver [2019-01-14 19:22:52,915 INFO L701 Elim1Store]: detected not equals via solver [2019-01-14 19:22:52,932 INFO L701 Elim1Store]: detected not equals via solver [2019-01-14 19:22:52,950 INFO L701 Elim1Store]: detected not equals via solver [2019-01-14 19:22:52,967 INFO L701 Elim1Store]: detected not equals via solver [2019-01-14 19:22:52,991 INFO L701 Elim1Store]: detected not equals via solver [2019-01-14 19:22:53,005 INFO L701 Elim1Store]: detected not equals via solver [2019-01-14 19:22:53,026 INFO L701 Elim1Store]: detected not equals via solver [2019-01-14 19:22:53,050 INFO L701 Elim1Store]: detected not equals via solver [2019-01-14 19:22:53,075 INFO L701 Elim1Store]: detected not equals via solver [2019-01-14 19:22:53,092 INFO L701 Elim1Store]: detected not equals via solver [2019-01-14 19:22:53,117 INFO L701 Elim1Store]: detected not equals via solver [2019-01-14 19:22:53,144 INFO L701 Elim1Store]: detected not equals via solver [2019-01-14 19:22:53,146 INFO L303 Elim1Store]: Index analysis took 1766 ms [2019-01-14 19:22:53,149 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 19:22:53,152 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2019-01-14 19:22:54,272 INFO L267 ElimStorePlain]: Start of recursive call 2: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2019-01-14 19:22:54,501 INFO L267 ElimStorePlain]: Start of recursive call 1: 1 dim-2 vars, End of recursive call: and 1 xjuncts. [2019-01-14 19:22:54,501 INFO L202 ElimStorePlain]: Needed 3 recursive calls to eliminate 1 variables, input treesize:160, output treesize:156 [2019-01-14 19:22:55,026 WARN L181 SmtUtils]: Spent 236.00 ms on a formula simplification that was a NOOP. DAG size: 65 [2019-01-14 19:22:55,080 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 19:22:55,099 INFO L701 Elim1Store]: detected not equals via solver [2019-01-14 19:22:55,105 INFO L701 Elim1Store]: detected not equals via solver [2019-01-14 19:22:55,112 INFO L701 Elim1Store]: detected not equals via solver [2019-01-14 19:22:55,119 INFO L701 Elim1Store]: detected not equals via solver [2019-01-14 19:22:55,126 INFO L701 Elim1Store]: detected not equals via solver [2019-01-14 19:22:55,132 INFO L701 Elim1Store]: detected not equals via solver [2019-01-14 19:22:55,138 INFO L701 Elim1Store]: detected not equals via solver [2019-01-14 19:22:55,144 INFO L701 Elim1Store]: detected not equals via solver [2019-01-14 19:22:55,151 INFO L701 Elim1Store]: detected not equals via solver [2019-01-14 19:22:55,157 INFO L701 Elim1Store]: detected not equals via solver [2019-01-14 19:22:55,163 INFO L701 Elim1Store]: detected not equals via solver [2019-01-14 19:22:55,170 INFO L701 Elim1Store]: detected not equals via solver [2019-01-14 19:22:55,177 INFO L701 Elim1Store]: detected not equals via solver [2019-01-14 19:22:55,183 INFO L701 Elim1Store]: detected not equals via solver [2019-01-14 19:22:55,189 INFO L701 Elim1Store]: detected not equals via solver [2019-01-14 19:22:55,197 INFO L701 Elim1Store]: detected not equals via solver [2019-01-14 19:22:55,203 INFO L701 Elim1Store]: detected not equals via solver [2019-01-14 19:22:55,210 INFO L701 Elim1Store]: detected not equals via solver [2019-01-14 19:22:55,217 INFO L701 Elim1Store]: detected not equals via solver [2019-01-14 19:22:55,223 INFO L701 Elim1Store]: detected not equals via solver [2019-01-14 19:22:55,229 INFO L701 Elim1Store]: detected not equals via solver [2019-01-14 19:22:55,236 INFO L701 Elim1Store]: detected not equals via solver [2019-01-14 19:22:55,243 INFO L701 Elim1Store]: detected not equals via solver [2019-01-14 19:22:55,250 INFO L701 Elim1Store]: detected not equals via solver [2019-01-14 19:22:55,258 INFO L701 Elim1Store]: detected not equals via solver [2019-01-14 19:22:55,264 INFO L701 Elim1Store]: detected not equals via solver [2019-01-14 19:22:55,270 INFO L701 Elim1Store]: detected not equals via solver [2019-01-14 19:22:55,277 INFO L701 Elim1Store]: detected not equals via solver [2019-01-14 19:22:55,284 INFO L701 Elim1Store]: detected not equals via solver [2019-01-14 19:22:55,291 INFO L701 Elim1Store]: detected not equals via solver [2019-01-14 19:22:55,298 INFO L701 Elim1Store]: detected not equals via solver [2019-01-14 19:22:55,305 INFO L701 Elim1Store]: detected not equals via solver [2019-01-14 19:22:55,311 INFO L701 Elim1Store]: detected not equals via solver [2019-01-14 19:22:55,317 INFO L701 Elim1Store]: detected not equals via solver [2019-01-14 19:22:55,324 INFO L701 Elim1Store]: detected not equals via solver [2019-01-14 19:22:55,330 INFO L701 Elim1Store]: detected not equals via solver [2019-01-14 19:22:55,337 INFO L701 Elim1Store]: detected not equals via solver [2019-01-14 19:22:55,344 INFO L701 Elim1Store]: detected not equals via solver [2019-01-14 19:22:55,350 INFO L701 Elim1Store]: detected not equals via solver [2019-01-14 19:22:55,357 INFO L701 Elim1Store]: detected not equals via solver [2019-01-14 19:22:55,364 INFO L701 Elim1Store]: detected not equals via solver [2019-01-14 19:22:55,370 INFO L701 Elim1Store]: detected not equals via solver [2019-01-14 19:22:55,377 INFO L701 Elim1Store]: detected not equals via solver [2019-01-14 19:22:55,384 INFO L701 Elim1Store]: detected not equals via solver [2019-01-14 19:22:55,392 INFO L701 Elim1Store]: detected not equals via solver [2019-01-14 19:22:55,398 INFO L701 Elim1Store]: detected not equals via solver [2019-01-14 19:22:55,404 INFO L701 Elim1Store]: detected not equals via solver [2019-01-14 19:22:55,410 INFO L701 Elim1Store]: detected not equals via solver [2019-01-14 19:22:55,416 INFO L701 Elim1Store]: detected not equals via solver [2019-01-14 19:22:55,422 INFO L701 Elim1Store]: detected not equals via solver [2019-01-14 19:22:55,429 INFO L701 Elim1Store]: detected not equals via solver [2019-01-14 19:22:55,435 INFO L701 Elim1Store]: detected not equals via solver [2019-01-14 19:22:55,441 INFO L701 Elim1Store]: detected not equals via solver [2019-01-14 19:22:55,448 INFO L701 Elim1Store]: detected not equals via solver [2019-01-14 19:22:55,453 INFO L701 Elim1Store]: detected not equals via solver [2019-01-14 19:22:55,460 INFO L701 Elim1Store]: detected not equals via solver [2019-01-14 19:22:55,466 INFO L701 Elim1Store]: detected not equals via solver [2019-01-14 19:22:55,471 INFO L701 Elim1Store]: detected not equals via solver [2019-01-14 19:22:55,477 INFO L701 Elim1Store]: detected not equals via solver [2019-01-14 19:22:55,483 INFO L701 Elim1Store]: detected not equals via solver [2019-01-14 19:22:55,489 INFO L701 Elim1Store]: detected not equals via solver [2019-01-14 19:22:55,494 INFO L701 Elim1Store]: detected not equals via solver [2019-01-14 19:22:55,500 INFO L701 Elim1Store]: detected not equals via solver [2019-01-14 19:22:55,507 INFO L701 Elim1Store]: detected not equals via solver [2019-01-14 19:22:55,512 INFO L701 Elim1Store]: detected not equals via solver [2019-01-14 19:22:55,518 INFO L701 Elim1Store]: detected not equals via solver [2019-01-14 19:22:55,523 INFO L701 Elim1Store]: detected not equals via solver [2019-01-14 19:22:55,529 INFO L701 Elim1Store]: detected not equals via solver [2019-01-14 19:22:55,535 INFO L701 Elim1Store]: detected not equals via solver [2019-01-14 19:22:55,541 INFO L701 Elim1Store]: detected not equals via solver [2019-01-14 19:22:55,547 INFO L701 Elim1Store]: detected not equals via solver [2019-01-14 19:22:55,553 INFO L701 Elim1Store]: detected not equals via solver [2019-01-14 19:22:55,559 INFO L701 Elim1Store]: detected not equals via solver [2019-01-14 19:22:55,564 INFO L701 Elim1Store]: detected not equals via solver [2019-01-14 19:22:55,570 INFO L701 Elim1Store]: detected not equals via solver [2019-01-14 19:22:55,576 INFO L701 Elim1Store]: detected not equals via solver [2019-01-14 19:22:55,581 INFO L701 Elim1Store]: detected not equals via solver [2019-01-14 19:22:55,587 INFO L701 Elim1Store]: detected not equals via solver [2019-01-14 19:22:55,593 INFO L701 Elim1Store]: detected not equals via solver [2019-01-14 19:22:55,598 INFO L701 Elim1Store]: detected not equals via solver [2019-01-14 19:22:55,605 INFO L701 Elim1Store]: detected not equals via solver [2019-01-14 19:22:55,610 INFO L701 Elim1Store]: detected not equals via solver [2019-01-14 19:22:55,617 INFO L701 Elim1Store]: detected not equals via solver [2019-01-14 19:22:55,623 INFO L701 Elim1Store]: detected not equals via solver [2019-01-14 19:22:55,629 INFO L701 Elim1Store]: detected not equals via solver [2019-01-14 19:22:55,636 INFO L701 Elim1Store]: detected not equals via solver [2019-01-14 19:22:55,641 INFO L701 Elim1Store]: detected not equals via solver [2019-01-14 19:22:55,647 INFO L701 Elim1Store]: detected not equals via solver [2019-01-14 19:22:55,653 INFO L701 Elim1Store]: detected not equals via solver [2019-01-14 19:22:55,660 INFO L701 Elim1Store]: detected not equals via solver [2019-01-14 19:22:55,665 INFO L701 Elim1Store]: detected not equals via solver [2019-01-14 19:22:55,671 INFO L701 Elim1Store]: detected not equals via solver [2019-01-14 19:22:55,677 INFO L701 Elim1Store]: detected not equals via solver [2019-01-14 19:22:55,683 INFO L701 Elim1Store]: detected not equals via solver [2019-01-14 19:22:55,688 INFO L701 Elim1Store]: detected not equals via solver [2019-01-14 19:22:55,694 INFO L701 Elim1Store]: detected not equals via solver [2019-01-14 19:22:55,700 INFO L701 Elim1Store]: detected not equals via solver [2019-01-14 19:22:55,706 INFO L701 Elim1Store]: detected not equals via solver [2019-01-14 19:22:55,712 INFO L701 Elim1Store]: detected not equals via solver [2019-01-14 19:22:55,718 INFO L701 Elim1Store]: detected not equals via solver [2019-01-14 19:22:55,725 INFO L701 Elim1Store]: detected not equals via solver [2019-01-14 19:22:55,732 INFO L701 Elim1Store]: detected not equals via solver [2019-01-14 19:22:55,739 INFO L701 Elim1Store]: detected not equals via solver [2019-01-14 19:22:55,745 INFO L701 Elim1Store]: detected not equals via solver [2019-01-14 19:22:55,750 INFO L701 Elim1Store]: detected not equals via solver [2019-01-14 19:22:55,752 INFO L303 Elim1Store]: Index analysis took 668 ms [2019-01-14 19:22:55,755 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 19:22:55,762 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2019-01-14 19:22:57,185 INFO L267 ElimStorePlain]: Start of recursive call 2: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2019-01-14 19:22:57,435 INFO L267 ElimStorePlain]: Start of recursive call 1: 1 dim-2 vars, End of recursive call: and 1 xjuncts. [2019-01-14 19:22:57,435 INFO L202 ElimStorePlain]: Needed 3 recursive calls to eliminate 1 variables, input treesize:171, output treesize:167 [2019-01-14 19:22:58,000 WARN L181 SmtUtils]: Spent 256.00 ms on a formula simplification that was a NOOP. DAG size: 69 [2019-01-14 19:22:58,077 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 19:22:58,125 INFO L701 Elim1Store]: detected not equals via solver [2019-01-14 19:22:58,150 INFO L701 Elim1Store]: detected not equals via solver [2019-01-14 19:22:58,170 INFO L701 Elim1Store]: detected not equals via solver [2019-01-14 19:22:58,193 INFO L701 Elim1Store]: detected not equals via solver [2019-01-14 19:22:58,217 INFO L701 Elim1Store]: detected not equals via solver [2019-01-14 19:22:58,246 INFO L701 Elim1Store]: detected not equals via solver [2019-01-14 19:22:58,275 INFO L701 Elim1Store]: detected not equals via solver [2019-01-14 19:22:58,304 INFO L701 Elim1Store]: detected not equals via solver [2019-01-14 19:22:58,332 INFO L701 Elim1Store]: detected not equals via solver [2019-01-14 19:22:58,360 INFO L701 Elim1Store]: detected not equals via solver [2019-01-14 19:22:58,388 INFO L701 Elim1Store]: detected not equals via solver [2019-01-14 19:22:58,419 INFO L701 Elim1Store]: detected not equals via solver [2019-01-14 19:22:58,444 INFO L701 Elim1Store]: detected not equals via solver [2019-01-14 19:22:58,471 INFO L701 Elim1Store]: detected not equals via solver [2019-01-14 19:22:58,494 INFO L701 Elim1Store]: detected not equals via solver [2019-01-14 19:22:58,519 INFO L701 Elim1Store]: detected not equals via solver [2019-01-14 19:22:58,545 INFO L701 Elim1Store]: detected not equals via solver [2019-01-14 19:22:58,572 INFO L701 Elim1Store]: detected not equals via solver [2019-01-14 19:22:58,596 INFO L701 Elim1Store]: detected not equals via solver [2019-01-14 19:22:58,625 INFO L701 Elim1Store]: detected not equals via solver [2019-01-14 19:22:58,639 INFO L701 Elim1Store]: detected not equals via solver [2019-01-14 19:22:58,665 INFO L701 Elim1Store]: detected not equals via solver [2019-01-14 19:22:58,693 INFO L701 Elim1Store]: detected not equals via solver [2019-01-14 19:22:58,721 INFO L701 Elim1Store]: detected not equals via solver [2019-01-14 19:22:58,745 INFO L701 Elim1Store]: detected not equals via solver [2019-01-14 19:22:58,759 INFO L701 Elim1Store]: detected not equals via solver [2019-01-14 19:22:58,787 INFO L701 Elim1Store]: detected not equals via solver [2019-01-14 19:22:58,812 INFO L701 Elim1Store]: detected not equals via solver [2019-01-14 19:22:58,833 INFO L701 Elim1Store]: detected not equals via solver [2019-01-14 19:22:58,854 INFO L701 Elim1Store]: detected not equals via solver [2019-01-14 19:22:58,879 INFO L701 Elim1Store]: detected not equals via solver [2019-01-14 19:22:58,901 INFO L701 Elim1Store]: detected not equals via solver [2019-01-14 19:22:58,930 INFO L701 Elim1Store]: detected not equals via solver [2019-01-14 19:22:58,953 INFO L701 Elim1Store]: detected not equals via solver [2019-01-14 19:22:58,974 INFO L701 Elim1Store]: detected not equals via solver [2019-01-14 19:22:59,001 INFO L701 Elim1Store]: detected not equals via solver [2019-01-14 19:22:59,020 INFO L701 Elim1Store]: detected not equals via solver [2019-01-14 19:22:59,045 INFO L701 Elim1Store]: detected not equals via solver [2019-01-14 19:22:59,075 INFO L701 Elim1Store]: detected not equals via solver [2019-01-14 19:22:59,103 INFO L701 Elim1Store]: detected not equals via solver [2019-01-14 19:22:59,128 INFO L701 Elim1Store]: detected not equals via solver [2019-01-14 19:22:59,151 INFO L701 Elim1Store]: detected not equals via solver [2019-01-14 19:22:59,176 INFO L701 Elim1Store]: detected not equals via solver [2019-01-14 19:22:59,197 INFO L701 Elim1Store]: detected not equals via solver [2019-01-14 19:22:59,217 INFO L701 Elim1Store]: detected not equals via solver [2019-01-14 19:22:59,242 INFO L701 Elim1Store]: detected not equals via solver [2019-01-14 19:22:59,270 INFO L701 Elim1Store]: detected not equals via solver [2019-01-14 19:22:59,299 INFO L701 Elim1Store]: detected not equals via solver [2019-01-14 19:22:59,317 INFO L701 Elim1Store]: detected not equals via solver [2019-01-14 19:22:59,331 INFO L701 Elim1Store]: detected not equals via solver [2019-01-14 19:22:59,350 INFO L701 Elim1Store]: detected not equals via solver [2019-01-14 19:22:59,366 INFO L701 Elim1Store]: detected not equals via solver [2019-01-14 19:22:59,381 INFO L701 Elim1Store]: detected not equals via solver [2019-01-14 19:22:59,406 INFO L701 Elim1Store]: detected not equals via solver [2019-01-14 19:22:59,424 INFO L701 Elim1Store]: detected not equals via solver [2019-01-14 19:22:59,450 INFO L701 Elim1Store]: detected not equals via solver [2019-01-14 19:22:59,474 INFO L701 Elim1Store]: detected not equals via solver [2019-01-14 19:22:59,495 INFO L701 Elim1Store]: detected not equals via solver [2019-01-14 19:22:59,520 INFO L701 Elim1Store]: detected not equals via solver [2019-01-14 19:22:59,545 INFO L701 Elim1Store]: detected not equals via solver [2019-01-14 19:22:59,564 INFO L701 Elim1Store]: detected not equals via solver [2019-01-14 19:22:59,583 INFO L701 Elim1Store]: detected not equals via solver [2019-01-14 19:22:59,606 INFO L701 Elim1Store]: detected not equals via solver [2019-01-14 19:22:59,630 INFO L701 Elim1Store]: detected not equals via solver [2019-01-14 19:22:59,656 INFO L701 Elim1Store]: detected not equals via solver [2019-01-14 19:22:59,684 INFO L701 Elim1Store]: detected not equals via solver [2019-01-14 19:22:59,706 INFO L701 Elim1Store]: detected not equals via solver [2019-01-14 19:22:59,728 INFO L701 Elim1Store]: detected not equals via solver [2019-01-14 19:22:59,752 INFO L701 Elim1Store]: detected not equals via solver [2019-01-14 19:22:59,775 INFO L701 Elim1Store]: detected not equals via solver [2019-01-14 19:22:59,797 INFO L701 Elim1Store]: detected not equals via solver [2019-01-14 19:22:59,825 INFO L701 Elim1Store]: detected not equals via solver [2019-01-14 19:22:59,854 INFO L701 Elim1Store]: detected not equals via solver [2019-01-14 19:22:59,876 INFO L701 Elim1Store]: detected not equals via solver [2019-01-14 19:22:59,893 INFO L701 Elim1Store]: detected not equals via solver [2019-01-14 19:22:59,920 INFO L701 Elim1Store]: detected not equals via solver [2019-01-14 19:22:59,931 INFO L701 Elim1Store]: detected not equals via solver [2019-01-14 19:22:59,954 INFO L701 Elim1Store]: detected not equals via solver [2019-01-14 19:22:59,978 INFO L701 Elim1Store]: detected not equals via solver [2019-01-14 19:23:00,007 INFO L701 Elim1Store]: detected not equals via solver [2019-01-14 19:23:00,032 INFO L701 Elim1Store]: detected not equals via solver [2019-01-14 19:23:00,059 INFO L701 Elim1Store]: detected not equals via solver [2019-01-14 19:23:00,087 INFO L701 Elim1Store]: detected not equals via solver [2019-01-14 19:23:00,111 INFO L701 Elim1Store]: detected not equals via solver [2019-01-14 19:23:00,134 INFO L701 Elim1Store]: detected not equals via solver [2019-01-14 19:23:00,160 INFO L701 Elim1Store]: detected not equals via solver [2019-01-14 19:23:00,185 INFO L701 Elim1Store]: detected not equals via solver [2019-01-14 19:23:00,207 INFO L701 Elim1Store]: detected not equals via solver [2019-01-14 19:23:00,233 INFO L701 Elim1Store]: detected not equals via solver [2019-01-14 19:23:00,241 INFO L701 Elim1Store]: detected not equals via solver [2019-01-14 19:23:00,265 INFO L701 Elim1Store]: detected not equals via solver [2019-01-14 19:23:00,289 INFO L701 Elim1Store]: detected not equals via solver [2019-01-14 19:23:00,305 INFO L701 Elim1Store]: detected not equals via solver [2019-01-14 19:23:00,324 INFO L701 Elim1Store]: detected not equals via solver [2019-01-14 19:23:00,351 INFO L701 Elim1Store]: detected not equals via solver [2019-01-14 19:23:00,367 INFO L701 Elim1Store]: detected not equals via solver [2019-01-14 19:23:00,397 INFO L701 Elim1Store]: detected not equals via solver [2019-01-14 19:23:00,415 INFO L701 Elim1Store]: detected not equals via solver [2019-01-14 19:23:00,437 INFO L701 Elim1Store]: detected not equals via solver [2019-01-14 19:23:00,463 INFO L701 Elim1Store]: detected not equals via solver [2019-01-14 19:23:00,484 INFO L701 Elim1Store]: detected not equals via solver [2019-01-14 19:23:00,507 INFO L701 Elim1Store]: detected not equals via solver [2019-01-14 19:23:00,531 INFO L701 Elim1Store]: detected not equals via solver [2019-01-14 19:23:00,558 INFO L701 Elim1Store]: detected not equals via solver [2019-01-14 19:23:00,587 INFO L701 Elim1Store]: detected not equals via solver [2019-01-14 19:23:00,606 INFO L701 Elim1Store]: detected not equals via solver [2019-01-14 19:23:00,627 INFO L701 Elim1Store]: detected not equals via solver [2019-01-14 19:23:00,648 INFO L701 Elim1Store]: detected not equals via solver [2019-01-14 19:23:00,675 INFO L701 Elim1Store]: detected not equals via solver [2019-01-14 19:23:00,704 INFO L701 Elim1Store]: detected not equals via solver [2019-01-14 19:23:00,729 INFO L701 Elim1Store]: detected not equals via solver [2019-01-14 19:23:00,748 INFO L701 Elim1Store]: detected not equals via solver [2019-01-14 19:23:00,774 INFO L701 Elim1Store]: detected not equals via solver [2019-01-14 19:23:00,793 INFO L701 Elim1Store]: detected not equals via solver [2019-01-14 19:23:00,805 INFO L701 Elim1Store]: detected not equals via solver [2019-01-14 19:23:00,829 INFO L701 Elim1Store]: detected not equals via solver [2019-01-14 19:23:00,857 INFO L701 Elim1Store]: detected not equals via solver [2019-01-14 19:23:00,884 INFO L701 Elim1Store]: detected not equals via solver [2019-01-14 19:23:00,894 INFO L701 Elim1Store]: detected not equals via solver [2019-01-14 19:23:00,922 INFO L701 Elim1Store]: detected not equals via solver [2019-01-14 19:23:00,925 INFO L303 Elim1Store]: Index analysis took 2843 ms [2019-01-14 19:23:00,928 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 19:23:00,930 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2019-01-14 19:23:02,644 INFO L267 ElimStorePlain]: Start of recursive call 2: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2019-01-14 19:23:02,916 INFO L267 ElimStorePlain]: Start of recursive call 1: 1 dim-2 vars, End of recursive call: and 1 xjuncts. [2019-01-14 19:23:02,916 INFO L202 ElimStorePlain]: Needed 3 recursive calls to eliminate 1 variables, input treesize:179, output treesize:175 [2019-01-14 19:23:03,590 WARN L181 SmtUtils]: Spent 271.00 ms on a formula simplification that was a NOOP. DAG size: 70 [2019-01-14 19:23:06,864 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 19:23:06,882 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 19:23:06,891 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 19:23:06,892 INFO L202 ElimStorePlain]: Needed 3 recursive calls to eliminate 1 variables, input treesize:42, output treesize:27 [2019-01-14 19:23:08,900 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 19:23:10,934 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 19:23:11,198 INFO L701 Elim1Store]: detected not equals via solver [2019-01-14 19:23:11,199 INFO L303 Elim1Store]: Index analysis took 259 ms [2019-01-14 19:23:11,201 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 19:23:11,383 INFO L701 Elim1Store]: detected not equals via solver [2019-01-14 19:23:11,463 INFO L701 Elim1Store]: detected not equals via solver [2019-01-14 19:23:11,544 INFO L701 Elim1Store]: detected not equals via solver [2019-01-14 19:23:11,616 INFO L701 Elim1Store]: detected not equals via solver [2019-01-14 19:23:11,697 INFO L701 Elim1Store]: detected not equals via solver [2019-01-14 19:23:11,779 INFO L701 Elim1Store]: detected not equals via solver [2019-01-14 19:23:11,849 INFO L701 Elim1Store]: detected not equals via solver [2019-01-14 19:23:11,928 INFO L701 Elim1Store]: detected not equals via solver [2019-01-14 19:23:12,008 INFO L701 Elim1Store]: detected not equals via solver [2019-01-14 19:23:12,087 INFO L701 Elim1Store]: detected not equals via solver [2019-01-14 19:23:12,166 INFO L701 Elim1Store]: detected not equals via solver [2019-01-14 19:23:12,251 INFO L701 Elim1Store]: detected not equals via solver [2019-01-14 19:23:12,335 INFO L701 Elim1Store]: detected not equals via solver [2019-01-14 19:23:12,415 INFO L701 Elim1Store]: detected not equals via solver [2019-01-14 19:23:12,499 INFO L701 Elim1Store]: detected not equals via solver [2019-01-14 19:23:12,574 INFO L701 Elim1Store]: detected not equals via solver [2019-01-14 19:23:12,657 INFO L701 Elim1Store]: detected not equals via solver [2019-01-14 19:23:12,745 INFO L701 Elim1Store]: detected not equals via solver [2019-01-14 19:23:12,827 INFO L701 Elim1Store]: detected not equals via solver [2019-01-14 19:23:12,907 INFO L701 Elim1Store]: detected not equals via solver [2019-01-14 19:23:12,994 INFO L701 Elim1Store]: detected not equals via solver [2019-01-14 19:23:13,077 INFO L701 Elim1Store]: detected not equals via solver [2019-01-14 19:23:13,160 INFO L701 Elim1Store]: detected not equals via solver [2019-01-14 19:23:13,240 INFO L701 Elim1Store]: detected not equals via solver [2019-01-14 19:23:13,325 INFO L701 Elim1Store]: detected not equals via solver [2019-01-14 19:23:13,400 INFO L701 Elim1Store]: detected not equals via solver [2019-01-14 19:23:13,465 INFO L701 Elim1Store]: detected not equals via solver [2019-01-14 19:23:13,538 INFO L701 Elim1Store]: detected not equals via solver [2019-01-14 19:23:13,618 INFO L701 Elim1Store]: detected not equals via solver [2019-01-14 19:23:13,693 INFO L701 Elim1Store]: detected not equals via solver [2019-01-14 19:23:13,780 INFO L701 Elim1Store]: detected not equals via solver [2019-01-14 19:23:13,862 INFO L701 Elim1Store]: detected not equals via solver [2019-01-14 19:23:13,935 INFO L701 Elim1Store]: detected not equals via solver [2019-01-14 19:23:14,017 INFO L701 Elim1Store]: detected not equals via solver [2019-01-14 19:23:14,093 INFO L701 Elim1Store]: detected not equals via solver [2019-01-14 19:23:14,163 INFO L701 Elim1Store]: detected not equals via solver [2019-01-14 19:23:14,231 INFO L701 Elim1Store]: detected not equals via solver [2019-01-14 19:23:14,306 INFO L701 Elim1Store]: detected not equals via solver [2019-01-14 19:23:14,387 INFO L701 Elim1Store]: detected not equals via solver [2019-01-14 19:23:14,472 INFO L701 Elim1Store]: detected not equals via solver [2019-01-14 19:23:14,534 INFO L701 Elim1Store]: detected not equals via solver [2019-01-14 19:23:14,613 INFO L701 Elim1Store]: detected not equals via solver [2019-01-14 19:23:14,678 INFO L701 Elim1Store]: detected not equals via solver [2019-01-14 19:23:14,761 INFO L701 Elim1Store]: detected not equals via solver [2019-01-14 19:23:14,846 INFO L701 Elim1Store]: detected not equals via solver [2019-01-14 19:23:14,930 INFO L701 Elim1Store]: detected not equals via solver [2019-01-14 19:23:15,012 INFO L701 Elim1Store]: detected not equals via solver [2019-01-14 19:23:15,096 INFO L701 Elim1Store]: detected not equals via solver [2019-01-14 19:23:15,179 INFO L701 Elim1Store]: detected not equals via solver [2019-01-14 19:23:15,262 INFO L701 Elim1Store]: detected not equals via solver [2019-01-14 19:23:15,341 INFO L701 Elim1Store]: detected not equals via solver [2019-01-14 19:23:15,416 INFO L701 Elim1Store]: detected not equals via solver [2019-01-14 19:23:15,491 INFO L701 Elim1Store]: detected not equals via solver [2019-01-14 19:23:15,574 INFO L701 Elim1Store]: detected not equals via solver [2019-01-14 19:23:15,650 INFO L701 Elim1Store]: detected not equals via solver [2019-01-14 19:23:15,732 INFO L701 Elim1Store]: detected not equals via solver [2019-01-14 19:23:15,815 INFO L701 Elim1Store]: detected not equals via solver [2019-01-14 19:23:15,896 INFO L701 Elim1Store]: detected not equals via solver [2019-01-14 19:23:15,973 INFO L701 Elim1Store]: detected not equals via solver [2019-01-14 19:23:16,049 INFO L701 Elim1Store]: detected not equals via solver [2019-01-14 19:23:16,124 INFO L701 Elim1Store]: detected not equals via solver [2019-01-14 19:23:16,216 INFO L701 Elim1Store]: detected not equals via solver [2019-01-14 19:23:16,443 INFO L701 Elim1Store]: detected not equals via solver [2019-01-14 19:23:16,527 INFO L701 Elim1Store]: detected not equals via solver [2019-01-14 19:23:16,612 INFO L701 Elim1Store]: detected not equals via solver [2019-01-14 19:23:16,694 INFO L701 Elim1Store]: detected not equals via solver [2019-01-14 19:23:16,780 INFO L701 Elim1Store]: detected not equals via solver [2019-01-14 19:23:16,864 INFO L701 Elim1Store]: detected not equals via solver [2019-01-14 19:23:16,947 INFO L701 Elim1Store]: detected not equals via solver [2019-01-14 19:23:17,033 INFO L701 Elim1Store]: detected not equals via solver [2019-01-14 19:23:17,111 INFO L701 Elim1Store]: detected not equals via solver [2019-01-14 19:23:17,195 INFO L701 Elim1Store]: detected not equals via solver [2019-01-14 19:23:17,272 INFO L701 Elim1Store]: detected not equals via solver [2019-01-14 19:23:17,349 INFO L701 Elim1Store]: detected not equals via solver [2019-01-14 19:23:17,427 INFO L701 Elim1Store]: detected not equals via solver [2019-01-14 19:23:17,506 INFO L701 Elim1Store]: detected not equals via solver [2019-01-14 19:23:17,579 INFO L701 Elim1Store]: detected not equals via solver [2019-01-14 19:23:17,653 INFO L701 Elim1Store]: detected not equals via solver [2019-01-14 19:23:17,726 INFO L701 Elim1Store]: detected not equals via solver [2019-01-14 19:23:17,812 INFO L701 Elim1Store]: detected not equals via solver [2019-01-14 19:23:17,899 INFO L701 Elim1Store]: detected not equals via solver [2019-01-14 19:23:17,976 INFO L701 Elim1Store]: detected not equals via solver [2019-01-14 19:23:18,043 INFO L701 Elim1Store]: detected not equals via solver [2019-01-14 19:23:18,128 INFO L701 Elim1Store]: detected not equals via solver [2019-01-14 19:23:18,206 INFO L701 Elim1Store]: detected not equals via solver [2019-01-14 19:23:18,285 INFO L701 Elim1Store]: detected not equals via solver [2019-01-14 19:23:18,358 INFO L701 Elim1Store]: detected not equals via solver [2019-01-14 19:23:18,437 INFO L701 Elim1Store]: detected not equals via solver [2019-01-14 19:23:18,500 INFO L701 Elim1Store]: detected not equals via solver [2019-01-14 19:23:18,578 INFO L701 Elim1Store]: detected not equals via solver [2019-01-14 19:23:18,643 INFO L701 Elim1Store]: detected not equals via solver [2019-01-14 19:23:18,719 INFO L701 Elim1Store]: detected not equals via solver [2019-01-14 19:23:18,799 INFO L701 Elim1Store]: detected not equals via solver [2019-01-14 19:23:18,884 INFO L701 Elim1Store]: detected not equals via solver [2019-01-14 19:23:18,957 INFO L701 Elim1Store]: detected not equals via solver [2019-01-14 19:23:19,040 INFO L701 Elim1Store]: detected not equals via solver [2019-01-14 19:23:19,107 INFO L701 Elim1Store]: detected not equals via solver [2019-01-14 19:23:19,194 INFO L701 Elim1Store]: detected not equals via solver [2019-01-14 19:23:19,263 INFO L701 Elim1Store]: detected not equals via solver [2019-01-14 19:23:19,345 INFO L701 Elim1Store]: detected not equals via solver [2019-01-14 19:23:19,418 INFO L701 Elim1Store]: detected not equals via solver [2019-01-14 19:23:19,498 INFO L701 Elim1Store]: detected not equals via solver [2019-01-14 19:23:19,567 INFO L701 Elim1Store]: detected not equals via solver [2019-01-14 19:23:19,645 INFO L701 Elim1Store]: detected not equals via solver [2019-01-14 19:23:19,724 INFO L701 Elim1Store]: detected not equals via solver [2019-01-14 19:23:19,796 INFO L701 Elim1Store]: detected not equals via solver [2019-01-14 19:23:19,879 INFO L701 Elim1Store]: detected not equals via solver [2019-01-14 19:23:19,958 INFO L701 Elim1Store]: detected not equals via solver [2019-01-14 19:23:20,196 INFO L701 Elim1Store]: detected not equals via solver [2019-01-14 19:23:20,432 INFO L701 Elim1Store]: detected not equals via solver [2019-01-14 19:23:20,502 INFO L701 Elim1Store]: detected not equals via solver [2019-01-14 19:23:20,581 INFO L701 Elim1Store]: detected not equals via solver [2019-01-14 19:23:20,788 INFO L701 Elim1Store]: detected not equals via solver [2019-01-14 19:23:20,860 INFO L701 Elim1Store]: detected not equals via solver [2019-01-14 19:23:20,942 INFO L701 Elim1Store]: detected not equals via solver [2019-01-14 19:23:21,021 INFO L701 Elim1Store]: detected not equals via solver [2019-01-14 19:23:21,102 INFO L701 Elim1Store]: detected not equals via solver [2019-01-14 19:23:21,177 INFO L701 Elim1Store]: detected not equals via solver [2019-01-14 19:23:21,255 INFO L701 Elim1Store]: detected not equals via solver [2019-01-14 19:23:21,338 INFO L701 Elim1Store]: detected not equals via solver [2019-01-14 19:23:21,395 INFO L701 Elim1Store]: detected not equals via solver [2019-01-14 19:23:21,472 INFO L701 Elim1Store]: detected not equals via solver [2019-01-14 19:23:21,548 INFO L701 Elim1Store]: detected not equals via solver [2019-01-14 19:23:21,624 INFO L701 Elim1Store]: detected not equals via solver [2019-01-14 19:23:21,702 INFO L701 Elim1Store]: detected not equals via solver [2019-01-14 19:23:21,783 INFO L701 Elim1Store]: detected not equals via solver [2019-01-14 19:23:21,854 INFO L701 Elim1Store]: detected not equals via solver [2019-01-14 19:23:21,936 INFO L701 Elim1Store]: detected not equals via solver [2019-01-14 19:23:22,014 INFO L701 Elim1Store]: detected not equals via solver [2019-01-14 19:23:22,088 INFO L701 Elim1Store]: detected not equals via solver [2019-01-14 19:23:22,175 INFO L701 Elim1Store]: detected not equals via solver [2019-01-14 19:23:22,243 INFO L701 Elim1Store]: detected not equals via solver [2019-01-14 19:23:22,323 INFO L701 Elim1Store]: detected not equals via solver [2019-01-14 19:23:22,325 INFO L683 Elim1Store]: detected equality via solver [2019-01-14 19:23:24,907 INFO L303 Elim1Store]: Index analysis took 13701 ms [2019-01-14 19:23:25,215 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 19:23:25,424 INFO L701 Elim1Store]: detected not equals via solver [2019-01-14 19:23:25,497 INFO L701 Elim1Store]: detected not equals via solver [2019-01-14 19:23:25,573 INFO L701 Elim1Store]: detected not equals via solver [2019-01-14 19:23:25,654 INFO L701 Elim1Store]: detected not equals via solver [2019-01-14 19:23:25,694 INFO L701 Elim1Store]: detected not equals via solver [2019-01-14 19:23:25,733 INFO L701 Elim1Store]: detected not equals via solver [2019-01-14 19:23:25,771 INFO L701 Elim1Store]: detected not equals via solver [2019-01-14 19:23:25,811 INFO L701 Elim1Store]: detected not equals via solver [2019-01-14 19:23:25,852 INFO L701 Elim1Store]: detected not equals via solver [2019-01-14 19:23:25,891 INFO L701 Elim1Store]: detected not equals via solver [2019-01-14 19:23:25,930 INFO L701 Elim1Store]: detected not equals via solver [2019-01-14 19:23:25,968 INFO L701 Elim1Store]: detected not equals via solver [2019-01-14 19:23:26,001 INFO L701 Elim1Store]: detected not equals via solver [2019-01-14 19:23:26,038 INFO L701 Elim1Store]: detected not equals via solver [2019-01-14 19:23:26,076 INFO L701 Elim1Store]: detected not equals via solver [2019-01-14 19:23:26,114 INFO L701 Elim1Store]: detected not equals via solver [2019-01-14 19:23:26,146 INFO L701 Elim1Store]: detected not equals via solver [2019-01-14 19:23:26,183 INFO L701 Elim1Store]: detected not equals via solver [2019-01-14 19:23:26,215 INFO L701 Elim1Store]: detected not equals via solver [2019-01-14 19:23:26,250 INFO L701 Elim1Store]: detected not equals via solver [2019-01-14 19:23:26,284 INFO L701 Elim1Store]: detected not equals via solver [2019-01-14 19:23:26,316 INFO L701 Elim1Store]: detected not equals via solver [2019-01-14 19:23:26,349 INFO L701 Elim1Store]: detected not equals via solver [2019-01-14 19:23:26,385 INFO L701 Elim1Store]: detected not equals via solver [2019-01-14 19:23:26,420 INFO L701 Elim1Store]: detected not equals via solver [2019-01-14 19:23:26,445 INFO L701 Elim1Store]: detected not equals via solver [2019-01-14 19:23:26,480 INFO L701 Elim1Store]: detected not equals via solver [2019-01-14 19:23:26,514 INFO L701 Elim1Store]: detected not equals via solver [2019-01-14 19:23:26,540 INFO L701 Elim1Store]: detected not equals via solver [2019-01-14 19:23:26,573 INFO L701 Elim1Store]: detected not equals via solver [2019-01-14 19:23:26,608 INFO L701 Elim1Store]: detected not equals via solver [2019-01-14 19:23:26,645 INFO L701 Elim1Store]: detected not equals via solver [2019-01-14 19:23:26,680 INFO L701 Elim1Store]: detected not equals via solver [2019-01-14 19:23:26,716 INFO L701 Elim1Store]: detected not equals via solver [2019-01-14 19:23:26,753 INFO L701 Elim1Store]: detected not equals via solver [2019-01-14 19:23:26,789 INFO L701 Elim1Store]: detected not equals via solver [2019-01-14 19:23:26,823 INFO L701 Elim1Store]: detected not equals via solver [2019-01-14 19:23:26,860 INFO L701 Elim1Store]: detected not equals via solver [2019-01-14 19:23:26,892 INFO L701 Elim1Store]: detected not equals via solver [2019-01-14 19:23:26,926 INFO L701 Elim1Store]: detected not equals via solver [2019-01-14 19:23:26,962 INFO L701 Elim1Store]: detected not equals via solver [2019-01-14 19:23:26,997 INFO L701 Elim1Store]: detected not equals via solver [2019-01-14 19:23:27,032 INFO L701 Elim1Store]: detected not equals via solver [2019-01-14 19:23:27,066 INFO L701 Elim1Store]: detected not equals via solver [2019-01-14 19:23:27,102 INFO L701 Elim1Store]: detected not equals via solver [2019-01-14 19:23:27,139 INFO L701 Elim1Store]: detected not equals via solver [2019-01-14 19:23:27,177 INFO L701 Elim1Store]: detected not equals via solver [2019-01-14 19:23:27,201 INFO L701 Elim1Store]: detected not equals via solver [2019-01-14 19:23:27,235 INFO L701 Elim1Store]: detected not equals via solver [2019-01-14 19:23:27,272 INFO L701 Elim1Store]: detected not equals via solver [2019-01-14 19:23:27,308 INFO L701 Elim1Store]: detected not equals via solver [2019-01-14 19:23:27,344 INFO L701 Elim1Store]: detected not equals via solver [2019-01-14 19:23:27,371 INFO L701 Elim1Store]: detected not equals via solver [2019-01-14 19:23:27,407 INFO L701 Elim1Store]: detected not equals via solver [2019-01-14 19:23:27,442 INFO L701 Elim1Store]: detected not equals via solver [2019-01-14 19:23:27,469 INFO L701 Elim1Store]: detected not equals via solver [2019-01-14 19:23:27,504 INFO L701 Elim1Store]: detected not equals via solver [2019-01-14 19:23:27,543 INFO L701 Elim1Store]: detected not equals via solver [2019-01-14 19:23:27,578 INFO L701 Elim1Store]: detected not equals via solver [2019-01-14 19:23:27,613 INFO L701 Elim1Store]: detected not equals via solver [2019-01-14 19:23:27,648 INFO L701 Elim1Store]: detected not equals via solver [2019-01-14 19:23:27,679 INFO L701 Elim1Store]: detected not equals via solver [2019-01-14 19:23:27,751 INFO L701 Elim1Store]: detected not equals via solver [2019-01-14 19:23:27,821 INFO L701 Elim1Store]: detected not equals via solver [2019-01-14 19:23:27,880 INFO L701 Elim1Store]: detected not equals via solver [2019-01-14 19:23:27,914 INFO L701 Elim1Store]: detected not equals via solver [2019-01-14 19:23:27,941 INFO L701 Elim1Store]: detected not equals via solver [2019-01-14 19:23:27,976 INFO L701 Elim1Store]: detected not equals via solver [2019-01-14 19:23:28,011 INFO L701 Elim1Store]: detected not equals via solver [2019-01-14 19:23:28,051 INFO L701 Elim1Store]: detected not equals via solver [2019-01-14 19:23:28,089 INFO L701 Elim1Store]: detected not equals via solver [2019-01-14 19:23:28,123 INFO L701 Elim1Store]: detected not equals via solver [2019-01-14 19:23:28,159 INFO L701 Elim1Store]: detected not equals via solver [2019-01-14 19:23:28,196 INFO L701 Elim1Store]: detected not equals via solver [2019-01-14 19:23:28,234 INFO L701 Elim1Store]: detected not equals via solver [2019-01-14 19:23:28,269 INFO L701 Elim1Store]: detected not equals via solver [2019-01-14 19:23:28,301 INFO L701 Elim1Store]: detected not equals via solver [2019-01-14 19:23:28,338 INFO L701 Elim1Store]: detected not equals via solver [2019-01-14 19:23:28,362 INFO L701 Elim1Store]: detected not equals via solver [2019-01-14 19:23:28,398 INFO L701 Elim1Store]: detected not equals via solver [2019-01-14 19:23:28,430 INFO L701 Elim1Store]: detected not equals via solver [2019-01-14 19:23:28,468 INFO L701 Elim1Store]: detected not equals via solver [2019-01-14 19:23:28,503 INFO L701 Elim1Store]: detected not equals via solver [2019-01-14 19:23:28,533 INFO L701 Elim1Store]: detected not equals via solver [2019-01-14 19:23:28,569 INFO L701 Elim1Store]: detected not equals via solver [2019-01-14 19:23:28,604 INFO L701 Elim1Store]: detected not equals via solver [2019-01-14 19:23:28,637 INFO L701 Elim1Store]: detected not equals via solver [2019-01-14 19:23:28,674 INFO L701 Elim1Store]: detected not equals via solver [2019-01-14 19:23:28,712 INFO L701 Elim1Store]: detected not equals via solver [2019-01-14 19:23:28,747 INFO L701 Elim1Store]: detected not equals via solver [2019-01-14 19:23:28,783 INFO L701 Elim1Store]: detected not equals via solver [2019-01-14 19:23:28,820 INFO L701 Elim1Store]: detected not equals via solver [2019-01-14 19:23:28,852 INFO L701 Elim1Store]: detected not equals via solver [2019-01-14 19:23:28,888 INFO L701 Elim1Store]: detected not equals via solver [2019-01-14 19:23:28,928 INFO L701 Elim1Store]: detected not equals via solver [2019-01-14 19:23:28,963 INFO L701 Elim1Store]: detected not equals via solver [2019-01-14 19:23:29,001 INFO L701 Elim1Store]: detected not equals via solver [2019-01-14 19:23:29,039 INFO L701 Elim1Store]: detected not equals via solver [2019-01-14 19:23:29,073 INFO L701 Elim1Store]: detected not equals via solver [2019-01-14 19:23:29,103 INFO L701 Elim1Store]: detected not equals via solver [2019-01-14 19:23:29,141 INFO L701 Elim1Store]: detected not equals via solver [2019-01-14 19:23:29,177 INFO L701 Elim1Store]: detected not equals via solver [2019-01-14 19:23:29,215 INFO L701 Elim1Store]: detected not equals via solver [2019-01-14 19:23:29,249 INFO L701 Elim1Store]: detected not equals via solver [2019-01-14 19:23:29,286 INFO L701 Elim1Store]: detected not equals via solver [2019-01-14 19:23:29,321 INFO L701 Elim1Store]: detected not equals via solver [2019-01-14 19:23:29,355 INFO L701 Elim1Store]: detected not equals via solver [2019-01-14 19:23:29,389 INFO L701 Elim1Store]: detected not equals via solver [2019-01-14 19:23:29,428 INFO L701 Elim1Store]: detected not equals via solver [2019-01-14 19:23:29,465 INFO L701 Elim1Store]: detected not equals via solver [2019-01-14 19:23:29,502 INFO L701 Elim1Store]: detected not equals via solver [2019-01-14 19:23:29,536 INFO L701 Elim1Store]: detected not equals via solver [2019-01-14 19:23:29,569 INFO L701 Elim1Store]: detected not equals via solver [2019-01-14 19:23:29,601 INFO L701 Elim1Store]: detected not equals via solver [2019-01-14 19:23:29,636 INFO L701 Elim1Store]: detected not equals via solver [2019-01-14 19:23:29,673 INFO L701 Elim1Store]: detected not equals via solver [2019-01-14 19:23:29,704 INFO L701 Elim1Store]: detected not equals via solver [2019-01-14 19:23:29,741 INFO L701 Elim1Store]: detected not equals via solver [2019-01-14 19:23:29,776 INFO L701 Elim1Store]: detected not equals via solver [2019-01-14 19:23:29,808 INFO L701 Elim1Store]: detected not equals via solver [2019-01-14 19:23:29,837 INFO L701 Elim1Store]: detected not equals via solver [2019-01-14 19:23:29,908 INFO L303 Elim1Store]: Index analysis took 4633 ms [2019-01-14 19:23:29,912 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 19:23:31,029 WARN L181 SmtUtils]: Spent 1.11 s on a formula simplification. DAG size of input: 80 DAG size of output: 77 [2019-01-14 19:23:31,075 INFO L701 Elim1Store]: detected not equals via solver [2019-01-14 19:23:31,087 INFO L701 Elim1Store]: detected not equals via solver [2019-01-14 19:23:31,103 INFO L701 Elim1Store]: detected not equals via solver [2019-01-14 19:23:31,117 INFO L701 Elim1Store]: detected not equals via solver [2019-01-14 19:23:31,131 INFO L701 Elim1Store]: detected not equals via solver [2019-01-14 19:23:31,147 INFO L701 Elim1Store]: detected not equals via solver [2019-01-14 19:23:31,164 INFO L701 Elim1Store]: detected not equals via solver [2019-01-14 19:23:31,177 INFO L701 Elim1Store]: detected not equals via solver [2019-01-14 19:23:31,192 INFO L701 Elim1Store]: detected not equals via solver [2019-01-14 19:23:31,206 INFO L701 Elim1Store]: detected not equals via solver [2019-01-14 19:23:31,220 INFO L701 Elim1Store]: detected not equals via solver [2019-01-14 19:23:31,234 INFO L701 Elim1Store]: detected not equals via solver [2019-01-14 19:23:31,249 INFO L701 Elim1Store]: detected not equals via solver [2019-01-14 19:23:31,261 INFO L701 Elim1Store]: detected not equals via solver [2019-01-14 19:23:31,282 INFO L701 Elim1Store]: detected not equals via solver [2019-01-14 19:23:31,292 INFO L701 Elim1Store]: detected not equals via solver [2019-01-14 19:23:31,304 INFO L701 Elim1Store]: detected not equals via solver [2019-01-14 19:23:31,318 INFO L701 Elim1Store]: detected not equals via solver [2019-01-14 19:23:31,332 INFO L701 Elim1Store]: detected not equals via solver [2019-01-14 19:23:31,346 INFO L701 Elim1Store]: detected not equals via solver [2019-01-14 19:23:31,356 INFO L701 Elim1Store]: detected not equals via solver [2019-01-14 19:23:31,369 INFO L701 Elim1Store]: detected not equals via solver [2019-01-14 19:23:31,382 INFO L701 Elim1Store]: detected not equals via solver [2019-01-14 19:23:31,395 INFO L701 Elim1Store]: detected not equals via solver [2019-01-14 19:23:31,409 INFO L701 Elim1Store]: detected not equals via solver [2019-01-14 19:23:31,423 INFO L701 Elim1Store]: detected not equals via solver [2019-01-14 19:23:31,437 INFO L701 Elim1Store]: detected not equals via solver [2019-01-14 19:23:31,449 INFO L701 Elim1Store]: detected not equals via solver [2019-01-14 19:23:31,464 INFO L701 Elim1Store]: detected not equals via solver [2019-01-14 19:23:31,479 INFO L701 Elim1Store]: detected not equals via solver [2019-01-14 19:23:31,494 INFO L701 Elim1Store]: detected not equals via solver [2019-01-14 19:23:31,506 INFO L701 Elim1Store]: detected not equals via solver [2019-01-14 19:23:31,519 INFO L701 Elim1Store]: detected not equals via solver [2019-01-14 19:23:31,531 INFO L701 Elim1Store]: detected not equals via solver [2019-01-14 19:23:31,544 INFO L701 Elim1Store]: detected not equals via solver [2019-01-14 19:23:31,560 INFO L701 Elim1Store]: detected not equals via solver [2019-01-14 19:23:31,574 INFO L701 Elim1Store]: detected not equals via solver [2019-01-14 19:23:31,587 INFO L701 Elim1Store]: detected not equals via solver [2019-01-14 19:23:31,601 INFO L701 Elim1Store]: detected not equals via solver [2019-01-14 19:23:31,616 INFO L701 Elim1Store]: detected not equals via solver [2019-01-14 19:23:31,628 INFO L701 Elim1Store]: detected not equals via solver [2019-01-14 19:23:31,643 INFO L701 Elim1Store]: detected not equals via solver [2019-01-14 19:23:31,652 INFO L701 Elim1Store]: detected not equals via solver [2019-01-14 19:23:31,667 INFO L701 Elim1Store]: detected not equals via solver [2019-01-14 19:23:31,679 INFO L701 Elim1Store]: detected not equals via solver [2019-01-14 19:23:31,692 INFO L701 Elim1Store]: detected not equals via solver [2019-01-14 19:23:31,708 INFO L701 Elim1Store]: detected not equals via solver [2019-01-14 19:23:31,722 INFO L701 Elim1Store]: detected not equals via solver [2019-01-14 19:23:31,739 INFO L701 Elim1Store]: detected not equals via solver [2019-01-14 19:23:31,754 INFO L701 Elim1Store]: detected not equals via solver [2019-01-14 19:23:31,767 INFO L701 Elim1Store]: detected not equals via solver [2019-01-14 19:23:31,782 INFO L701 Elim1Store]: detected not equals via solver [2019-01-14 19:23:31,793 INFO L701 Elim1Store]: detected not equals via solver [2019-01-14 19:23:31,804 INFO L701 Elim1Store]: detected not equals via solver [2019-01-14 19:23:31,816 INFO L701 Elim1Store]: detected not equals via solver [2019-01-14 19:23:31,828 INFO L701 Elim1Store]: detected not equals via solver [2019-01-14 19:23:31,840 INFO L701 Elim1Store]: detected not equals via solver [2019-01-14 19:23:31,853 INFO L701 Elim1Store]: detected not equals via solver [2019-01-14 19:23:31,860 INFO L701 Elim1Store]: detected not equals via solver [2019-01-14 19:23:31,874 INFO L701 Elim1Store]: detected not equals via solver [2019-01-14 19:23:31,884 INFO L701 Elim1Store]: detected not equals via solver [2019-01-14 19:23:31,897 INFO L701 Elim1Store]: detected not equals via solver [2019-01-14 19:23:31,909 INFO L701 Elim1Store]: detected not equals via solver [2019-01-14 19:23:31,922 INFO L701 Elim1Store]: detected not equals via solver [2019-01-14 19:23:31,935 INFO L701 Elim1Store]: detected not equals via solver [2019-01-14 19:23:31,948 INFO L701 Elim1Store]: detected not equals via solver [2019-01-14 19:23:31,959 INFO L701 Elim1Store]: detected not equals via solver [2019-01-14 19:23:31,969 INFO L701 Elim1Store]: detected not equals via solver [2019-01-14 19:23:31,982 INFO L701 Elim1Store]: detected not equals via solver [2019-01-14 19:23:31,995 INFO L701 Elim1Store]: detected not equals via solver [2019-01-14 19:23:32,007 INFO L701 Elim1Store]: detected not equals via solver [2019-01-14 19:23:32,019 INFO L701 Elim1Store]: detected not equals via solver [2019-01-14 19:23:32,030 INFO L701 Elim1Store]: detected not equals via solver [2019-01-14 19:23:32,042 INFO L701 Elim1Store]: detected not equals via solver [2019-01-14 19:23:32,055 INFO L701 Elim1Store]: detected not equals via solver [2019-01-14 19:23:32,067 INFO L701 Elim1Store]: detected not equals via solver [2019-01-14 19:23:32,080 INFO L701 Elim1Store]: detected not equals via solver [2019-01-14 19:23:32,092 INFO L701 Elim1Store]: detected not equals via solver [2019-01-14 19:23:32,105 INFO L701 Elim1Store]: detected not equals via solver [2019-01-14 19:23:32,116 INFO L701 Elim1Store]: detected not equals via solver [2019-01-14 19:23:32,128 INFO L701 Elim1Store]: detected not equals via solver [2019-01-14 19:23:32,142 INFO L701 Elim1Store]: detected not equals via solver [2019-01-14 19:23:32,154 INFO L701 Elim1Store]: detected not equals via solver [2019-01-14 19:23:32,164 INFO L701 Elim1Store]: detected not equals via solver [2019-01-14 19:23:32,178 INFO L701 Elim1Store]: detected not equals via solver [2019-01-14 19:23:32,191 INFO L701 Elim1Store]: detected not equals via solver [2019-01-14 19:23:32,201 INFO L701 Elim1Store]: detected not equals via solver [2019-01-14 19:23:32,213 INFO L701 Elim1Store]: detected not equals via solver [2019-01-14 19:23:32,223 INFO L701 Elim1Store]: detected not equals via solver [2019-01-14 19:23:32,234 INFO L701 Elim1Store]: detected not equals via solver [2019-01-14 19:23:32,247 INFO L701 Elim1Store]: detected not equals via solver [2019-01-14 19:23:32,260 INFO L701 Elim1Store]: detected not equals via solver [2019-01-14 19:23:32,273 INFO L701 Elim1Store]: detected not equals via solver [2019-01-14 19:23:32,284 INFO L701 Elim1Store]: detected not equals via solver [2019-01-14 19:23:32,293 INFO L701 Elim1Store]: detected not equals via solver [2019-01-14 19:23:32,304 INFO L701 Elim1Store]: detected not equals via solver [2019-01-14 19:23:32,316 INFO L701 Elim1Store]: detected not equals via solver [2019-01-14 19:23:32,328 INFO L701 Elim1Store]: detected not equals via solver [2019-01-14 19:23:32,341 INFO L701 Elim1Store]: detected not equals via solver [2019-01-14 19:23:32,354 INFO L701 Elim1Store]: detected not equals via solver [2019-01-14 19:23:32,366 INFO L701 Elim1Store]: detected not equals via solver [2019-01-14 19:23:32,380 INFO L701 Elim1Store]: detected not equals via solver [2019-01-14 19:23:32,393 INFO L701 Elim1Store]: detected not equals via solver [2019-01-14 19:23:32,408 INFO L701 Elim1Store]: detected not equals via solver [2019-01-14 19:23:32,424 INFO L701 Elim1Store]: detected not equals via solver [2019-01-14 19:23:32,439 INFO L701 Elim1Store]: detected not equals via solver [2019-01-14 19:23:32,485 INFO L303 Elim1Store]: Index analysis took 1452 ms [2019-01-14 19:23:32,487 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 19:23:32,490 INFO L267 ElimStorePlain]: Start of recursive call 5: End of recursive call: and 1 xjuncts. [2019-01-14 19:23:33,245 INFO L267 ElimStorePlain]: Start of recursive call 4: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2019-01-14 19:23:35,385 INFO L701 Elim1Store]: detected not equals via solver [2019-01-14 19:23:35,431 INFO L701 Elim1Store]: detected not equals via solver [2019-01-14 19:23:35,476 INFO L701 Elim1Store]: detected not equals via solver [2019-01-14 19:23:35,521 INFO L701 Elim1Store]: detected not equals via solver [2019-01-14 19:23:35,566 INFO L701 Elim1Store]: detected not equals via solver [2019-01-14 19:23:35,605 INFO L701 Elim1Store]: detected not equals via solver [2019-01-14 19:23:35,649 INFO L701 Elim1Store]: detected not equals via solver [2019-01-14 19:23:35,692 INFO L701 Elim1Store]: detected not equals via solver [2019-01-14 19:23:35,725 INFO L701 Elim1Store]: detected not equals via solver [2019-01-14 19:23:35,767 INFO L701 Elim1Store]: detected not equals via solver [2019-01-14 19:23:35,810 INFO L701 Elim1Store]: detected not equals via solver [2019-01-14 19:23:35,855 INFO L701 Elim1Store]: detected not equals via solver [2019-01-14 19:23:35,895 INFO L701 Elim1Store]: detected not equals via solver [2019-01-14 19:23:35,930 INFO L701 Elim1Store]: detected not equals via solver [2019-01-14 19:23:35,973 INFO L701 Elim1Store]: detected not equals via solver [2019-01-14 19:23:36,015 INFO L701 Elim1Store]: detected not equals via solver [2019-01-14 19:23:36,055 INFO L701 Elim1Store]: detected not equals via solver [2019-01-14 19:23:36,098 INFO L701 Elim1Store]: detected not equals via solver [2019-01-14 19:23:36,139 INFO L701 Elim1Store]: detected not equals via solver [2019-01-14 19:23:36,179 INFO L701 Elim1Store]: detected not equals via solver [2019-01-14 19:23:36,217 INFO L701 Elim1Store]: detected not equals via solver [2019-01-14 19:23:36,254 INFO L701 Elim1Store]: detected not equals via solver [2019-01-14 19:23:36,296 INFO L701 Elim1Store]: detected not equals via solver [2019-01-14 19:23:36,331 INFO L701 Elim1Store]: detected not equals via solver [2019-01-14 19:23:36,377 INFO L701 Elim1Store]: detected not equals via solver [2019-01-14 19:23:36,414 INFO L701 Elim1Store]: detected not equals via solver [2019-01-14 19:23:36,457 INFO L701 Elim1Store]: detected not equals via solver [2019-01-14 19:23:36,498 INFO L701 Elim1Store]: detected not equals via solver [2019-01-14 19:23:36,539 INFO L701 Elim1Store]: detected not equals via solver [2019-01-14 19:23:36,581 INFO L701 Elim1Store]: detected not equals via solver [2019-01-14 19:23:36,618 INFO L701 Elim1Store]: detected not equals via solver [2019-01-14 19:23:36,656 INFO L701 Elim1Store]: detected not equals via solver [2019-01-14 19:23:36,697 INFO L701 Elim1Store]: detected not equals via solver [2019-01-14 19:23:36,738 INFO L701 Elim1Store]: detected not equals via solver [2019-01-14 19:23:36,779 INFO L701 Elim1Store]: detected not equals via solver [2019-01-14 19:23:36,823 INFO L701 Elim1Store]: detected not equals via solver [2019-01-14 19:23:36,866 INFO L701 Elim1Store]: detected not equals via solver [2019-01-14 19:23:36,905 INFO L701 Elim1Store]: detected not equals via solver [2019-01-14 19:23:36,943 INFO L701 Elim1Store]: detected not equals via solver [2019-01-14 19:23:36,981 INFO L701 Elim1Store]: detected not equals via solver [2019-01-14 19:23:37,022 INFO L701 Elim1Store]: detected not equals via solver [2019-01-14 19:23:37,054 INFO L701 Elim1Store]: detected not equals via solver [2019-01-14 19:23:37,094 INFO L701 Elim1Store]: detected not equals via solver [2019-01-14 19:23:37,135 INFO L701 Elim1Store]: detected not equals via solver [2019-01-14 19:23:37,178 INFO L701 Elim1Store]: detected not equals via solver [2019-01-14 19:23:37,219 INFO L701 Elim1Store]: detected not equals via solver [2019-01-14 19:23:37,260 INFO L701 Elim1Store]: detected not equals via solver [2019-01-14 19:23:37,296 INFO L701 Elim1Store]: detected not equals via solver [2019-01-14 19:23:37,337 INFO L701 Elim1Store]: detected not equals via solver [2019-01-14 19:23:37,377 INFO L701 Elim1Store]: detected not equals via solver [2019-01-14 19:23:37,417 INFO L701 Elim1Store]: detected not equals via solver [2019-01-14 19:23:37,460 INFO L701 Elim1Store]: detected not equals via solver [2019-01-14 19:23:37,497 INFO L701 Elim1Store]: detected not equals via solver [2019-01-14 19:23:37,542 INFO L701 Elim1Store]: detected not equals via solver [2019-01-14 19:23:37,580 INFO L701 Elim1Store]: detected not equals via solver [2019-01-14 19:23:37,617 INFO L701 Elim1Store]: detected not equals via solver [2019-01-14 19:23:37,659 INFO L701 Elim1Store]: detected not equals via solver [2019-01-14 19:23:37,692 INFO L701 Elim1Store]: detected not equals via solver [2019-01-14 19:23:37,731 INFO L701 Elim1Store]: detected not equals via solver [2019-01-14 19:23:37,774 INFO L701 Elim1Store]: detected not equals via solver [2019-01-14 19:23:37,814 INFO L701 Elim1Store]: detected not equals via solver [2019-01-14 19:23:37,854 INFO L701 Elim1Store]: detected not equals via solver [2019-01-14 19:23:37,971 INFO L701 Elim1Store]: detected not equals via solver [2019-01-14 19:23:38,013 INFO L701 Elim1Store]: detected not equals via solver [2019-01-14 19:23:38,056 INFO L701 Elim1Store]: detected not equals via solver [2019-01-14 19:23:38,095 INFO L701 Elim1Store]: detected not equals via solver [2019-01-14 19:23:38,134 INFO L701 Elim1Store]: detected not equals via solver [2019-01-14 19:23:38,176 INFO L701 Elim1Store]: detected not equals via solver [2019-01-14 19:23:38,216 INFO L701 Elim1Store]: detected not equals via solver [2019-01-14 19:23:38,260 INFO L701 Elim1Store]: detected not equals via solver [2019-01-14 19:23:38,306 INFO L701 Elim1Store]: detected not equals via solver [2019-01-14 19:23:38,352 INFO L701 Elim1Store]: detected not equals via solver [2019-01-14 19:23:38,395 INFO L701 Elim1Store]: detected not equals via solver [2019-01-14 19:23:38,435 INFO L701 Elim1Store]: detected not equals via solver [2019-01-14 19:23:38,479 INFO L701 Elim1Store]: detected not equals via solver [2019-01-14 19:23:38,521 INFO L701 Elim1Store]: detected not equals via solver [2019-01-14 19:23:38,563 INFO L701 Elim1Store]: detected not equals via solver [2019-01-14 19:23:38,606 INFO L701 Elim1Store]: detected not equals via solver [2019-01-14 19:23:38,650 INFO L701 Elim1Store]: detected not equals via solver [2019-01-14 19:23:38,696 INFO L701 Elim1Store]: detected not equals via solver [2019-01-14 19:23:38,738 INFO L701 Elim1Store]: detected not equals via solver [2019-01-14 19:23:38,773 INFO L701 Elim1Store]: detected not equals via solver [2019-01-14 19:23:38,814 INFO L701 Elim1Store]: detected not equals via solver [2019-01-14 19:23:38,856 INFO L701 Elim1Store]: detected not equals via solver [2019-01-14 19:23:38,895 INFO L701 Elim1Store]: detected not equals via solver [2019-01-14 19:23:38,931 INFO L701 Elim1Store]: detected not equals via solver [2019-01-14 19:23:38,966 INFO L701 Elim1Store]: detected not equals via solver [2019-01-14 19:23:39,006 INFO L701 Elim1Store]: detected not equals via solver [2019-01-14 19:23:39,044 INFO L701 Elim1Store]: detected not equals via solver [2019-01-14 19:23:39,086 INFO L701 Elim1Store]: detected not equals via solver [2019-01-14 19:23:39,119 INFO L701 Elim1Store]: detected not equals via solver [2019-01-14 19:23:39,151 INFO L701 Elim1Store]: detected not equals via solver [2019-01-14 19:23:39,193 INFO L701 Elim1Store]: detected not equals via solver [2019-01-14 19:23:39,233 INFO L701 Elim1Store]: detected not equals via solver [2019-01-14 19:23:39,275 INFO L701 Elim1Store]: detected not equals via solver [2019-01-14 19:23:39,319 INFO L701 Elim1Store]: detected not equals via solver [2019-01-14 19:23:39,357 INFO L701 Elim1Store]: detected not equals via solver [2019-01-14 19:23:39,398 INFO L701 Elim1Store]: detected not equals via solver [2019-01-14 19:23:39,435 INFO L701 Elim1Store]: detected not equals via solver [2019-01-14 19:23:39,473 INFO L701 Elim1Store]: detected not equals via solver [2019-01-14 19:23:39,513 INFO L701 Elim1Store]: detected not equals via solver [2019-01-14 19:23:39,553 INFO L701 Elim1Store]: detected not equals via solver [2019-01-14 19:23:39,595 INFO L701 Elim1Store]: detected not equals via solver [2019-01-14 19:23:39,632 INFO L701 Elim1Store]: detected not equals via solver [2019-01-14 19:23:39,671 INFO L701 Elim1Store]: detected not equals via solver [2019-01-14 19:23:39,708 INFO L701 Elim1Store]: detected not equals via solver [2019-01-14 19:23:39,751 INFO L701 Elim1Store]: detected not equals via solver [2019-01-14 19:23:39,790 INFO L701 Elim1Store]: detected not equals via solver [2019-01-14 19:23:39,829 INFO L701 Elim1Store]: detected not equals via solver [2019-01-14 19:23:39,938 INFO L701 Elim1Store]: detected not equals via solver [2019-01-14 19:23:39,979 INFO L701 Elim1Store]: detected not equals via solver [2019-01-14 19:23:40,011 INFO L701 Elim1Store]: detected not equals via solver [2019-01-14 19:23:40,048 INFO L701 Elim1Store]: detected not equals via solver [2019-01-14 19:23:40,158 INFO L701 Elim1Store]: detected not equals via solver [2019-01-14 19:23:40,197 INFO L701 Elim1Store]: detected not equals via solver [2019-01-14 19:23:40,234 INFO L701 Elim1Store]: detected not equals via solver [2019-01-14 19:23:40,274 INFO L701 Elim1Store]: detected not equals via solver [2019-01-14 19:23:40,312 INFO L701 Elim1Store]: detected not equals via solver [2019-01-14 19:23:40,347 INFO L701 Elim1Store]: detected not equals via solver [2019-01-14 19:23:40,386 INFO L701 Elim1Store]: detected not equals via solver [2019-01-14 19:23:40,426 INFO L701 Elim1Store]: detected not equals via solver [2019-01-14 19:23:40,462 INFO L701 Elim1Store]: detected not equals via solver [2019-01-14 19:23:40,503 INFO L701 Elim1Store]: detected not equals via solver [2019-01-14 19:23:40,541 INFO L701 Elim1Store]: detected not equals via solver [2019-01-14 19:23:40,583 INFO L701 Elim1Store]: detected not equals via solver [2019-01-14 19:23:40,613 INFO L701 Elim1Store]: detected not equals via solver [2019-01-14 19:23:40,645 INFO L701 Elim1Store]: detected not equals via solver [2019-01-14 19:23:40,686 INFO L701 Elim1Store]: detected not equals via solver [2019-01-14 19:23:40,729 INFO L701 Elim1Store]: detected not equals via solver [2019-01-14 19:23:40,767 INFO L701 Elim1Store]: detected not equals via solver [2019-01-14 19:23:40,806 INFO L701 Elim1Store]: detected not equals via solver [2019-01-14 19:23:40,839 INFO L701 Elim1Store]: detected not equals via solver [2019-01-14 19:23:40,882 INFO L701 Elim1Store]: detected not equals via solver [2019-01-14 19:23:40,923 INFO L701 Elim1Store]: detected not equals via solver [2019-01-14 19:23:42,119 INFO L303 Elim1Store]: Index analysis took 6847 ms [2019-01-14 19:23:42,247 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 19:23:44,980 WARN L181 SmtUtils]: Spent 2.73 s on a formula simplification. DAG size of input: 166 DAG size of output: 119 [2019-01-14 19:23:45,013 INFO L701 Elim1Store]: detected not equals via solver [2019-01-14 19:23:45,023 INFO L701 Elim1Store]: detected not equals via solver [2019-01-14 19:23:45,038 INFO L701 Elim1Store]: detected not equals via solver [2019-01-14 19:23:45,053 INFO L701 Elim1Store]: detected not equals via solver [2019-01-14 19:23:45,067 INFO L701 Elim1Store]: detected not equals via solver [2019-01-14 19:23:45,082 INFO L701 Elim1Store]: detected not equals via solver [2019-01-14 19:23:45,098 INFO L701 Elim1Store]: detected not equals via solver [2019-01-14 19:23:45,110 INFO L701 Elim1Store]: detected not equals via solver [2019-01-14 19:23:45,120 INFO L701 Elim1Store]: detected not equals via solver [2019-01-14 19:23:45,131 INFO L701 Elim1Store]: detected not equals via solver [2019-01-14 19:23:45,147 INFO L701 Elim1Store]: detected not equals via solver [2019-01-14 19:23:45,161 INFO L701 Elim1Store]: detected not equals via solver [2019-01-14 19:23:45,175 INFO L701 Elim1Store]: detected not equals via solver [2019-01-14 19:23:45,187 INFO L701 Elim1Store]: detected not equals via solver [2019-01-14 19:23:45,201 INFO L701 Elim1Store]: detected not equals via solver [2019-01-14 19:23:45,216 INFO L701 Elim1Store]: detected not equals via solver [2019-01-14 19:23:45,231 INFO L701 Elim1Store]: detected not equals via solver [2019-01-14 19:23:45,245 INFO L701 Elim1Store]: detected not equals via solver [2019-01-14 19:23:45,255 INFO L701 Elim1Store]: detected not equals via solver [2019-01-14 19:23:45,269 INFO L701 Elim1Store]: detected not equals via solver [2019-01-14 19:23:45,283 INFO L701 Elim1Store]: detected not equals via solver [2019-01-14 19:23:45,298 INFO L701 Elim1Store]: detected not equals via solver [2019-01-14 19:23:45,312 INFO L701 Elim1Store]: detected not equals via solver [2019-01-14 19:23:45,319 INFO L701 Elim1Store]: detected not equals via solver [2019-01-14 19:23:45,334 INFO L701 Elim1Store]: detected not equals via solver [2019-01-14 19:23:45,347 INFO L701 Elim1Store]: detected not equals via solver [2019-01-14 19:23:45,361 INFO L701 Elim1Store]: detected not equals via solver [2019-01-14 19:23:45,375 INFO L701 Elim1Store]: detected not equals via solver [2019-01-14 19:23:45,390 INFO L701 Elim1Store]: detected not equals via solver [2019-01-14 19:23:45,404 INFO L701 Elim1Store]: detected not equals via solver [2019-01-14 19:23:45,413 INFO L701 Elim1Store]: detected not equals via solver [2019-01-14 19:23:45,427 INFO L701 Elim1Store]: detected not equals via solver [2019-01-14 19:23:45,440 INFO L701 Elim1Store]: detected not equals via solver [2019-01-14 19:23:45,454 INFO L701 Elim1Store]: detected not equals via solver [2019-01-14 19:23:45,468 INFO L701 Elim1Store]: detected not equals via solver [2019-01-14 19:23:45,484 INFO L701 Elim1Store]: detected not equals via solver [2019-01-14 19:23:45,498 INFO L701 Elim1Store]: detected not equals via solver [2019-01-14 19:23:45,514 INFO L701 Elim1Store]: detected not equals via solver [2019-01-14 19:23:45,524 INFO L701 Elim1Store]: detected not equals via solver [2019-01-14 19:23:45,538 INFO L701 Elim1Store]: detected not equals via solver [2019-01-14 19:23:45,548 INFO L701 Elim1Store]: detected not equals via solver [2019-01-14 19:23:45,561 INFO L701 Elim1Store]: detected not equals via solver [2019-01-14 19:23:45,575 INFO L701 Elim1Store]: detected not equals via solver [2019-01-14 19:23:45,589 INFO L701 Elim1Store]: detected not equals via solver [2019-01-14 19:23:45,602 INFO L701 Elim1Store]: detected not equals via solver [2019-01-14 19:23:45,617 INFO L701 Elim1Store]: detected not equals via solver [2019-01-14 19:23:45,631 INFO L701 Elim1Store]: detected not equals via solver [2019-01-14 19:23:45,645 INFO L701 Elim1Store]: detected not equals via solver [2019-01-14 19:23:45,660 INFO L701 Elim1Store]: detected not equals via solver [2019-01-14 19:23:45,674 INFO L701 Elim1Store]: detected not equals via solver [2019-01-14 19:23:45,688 INFO L701 Elim1Store]: detected not equals via solver [2019-01-14 19:23:45,703 INFO L701 Elim1Store]: detected not equals via solver [2019-01-14 19:23:45,718 INFO L701 Elim1Store]: detected not equals via solver [2019-01-14 19:23:45,733 INFO L701 Elim1Store]: detected not equals via solver [2019-01-14 19:23:45,748 INFO L701 Elim1Store]: detected not equals via solver [2019-01-14 19:23:45,762 INFO L701 Elim1Store]: detected not equals via solver [2019-01-14 19:23:45,777 INFO L701 Elim1Store]: detected not equals via solver [2019-01-14 19:23:45,792 INFO L701 Elim1Store]: detected not equals via solver [2019-01-14 19:23:45,805 INFO L701 Elim1Store]: detected not equals via solver [2019-01-14 19:23:45,819 INFO L701 Elim1Store]: detected not equals via solver [2019-01-14 19:23:45,835 INFO L701 Elim1Store]: detected not equals via solver [2019-01-14 19:23:45,850 INFO L701 Elim1Store]: detected not equals via solver [2019-01-14 19:23:45,865 INFO L701 Elim1Store]: detected not equals via solver [2019-01-14 19:23:45,880 INFO L701 Elim1Store]: detected not equals via solver [2019-01-14 19:23:45,894 INFO L701 Elim1Store]: detected not equals via solver [2019-01-14 19:23:45,907 INFO L701 Elim1Store]: detected not equals via solver [2019-01-14 19:23:45,920 INFO L701 Elim1Store]: detected not equals via solver [2019-01-14 19:23:45,935 INFO L701 Elim1Store]: detected not equals via solver [2019-01-14 19:23:45,951 INFO L701 Elim1Store]: detected not equals via solver [2019-01-14 19:23:45,966 INFO L701 Elim1Store]: detected not equals via solver [2019-01-14 19:23:45,981 INFO L701 Elim1Store]: detected not equals via solver [2019-01-14 19:23:45,996 INFO L701 Elim1Store]: detected not equals via solver [2019-01-14 19:23:46,006 INFO L701 Elim1Store]: detected not equals via solver [2019-01-14 19:23:46,022 INFO L701 Elim1Store]: detected not equals via solver [2019-01-14 19:23:46,035 INFO L701 Elim1Store]: detected not equals via solver [2019-01-14 19:23:46,047 INFO L701 Elim1Store]: detected not equals via solver [2019-01-14 19:23:46,057 INFO L701 Elim1Store]: detected not equals via solver [2019-01-14 19:23:46,069 INFO L701 Elim1Store]: detected not equals via solver [2019-01-14 19:23:46,080 INFO L701 Elim1Store]: detected not equals via solver [2019-01-14 19:23:46,095 INFO L701 Elim1Store]: detected not equals via solver [2019-01-14 19:23:46,108 INFO L701 Elim1Store]: detected not equals via solver [2019-01-14 19:23:46,120 INFO L701 Elim1Store]: detected not equals via solver [2019-01-14 19:23:46,135 INFO L701 Elim1Store]: detected not equals via solver [2019-01-14 19:23:46,149 INFO L701 Elim1Store]: detected not equals via solver [2019-01-14 19:23:46,163 INFO L701 Elim1Store]: detected not equals via solver [2019-01-14 19:23:46,195 INFO L701 Elim1Store]: detected not equals via solver [2019-01-14 19:23:46,210 INFO L701 Elim1Store]: detected not equals via solver [2019-01-14 19:23:46,224 INFO L701 Elim1Store]: detected not equals via solver [2019-01-14 19:23:46,243 INFO L701 Elim1Store]: detected not equals via solver [2019-01-14 19:23:46,259 INFO L701 Elim1Store]: detected not equals via solver [2019-01-14 19:23:46,272 INFO L701 Elim1Store]: detected not equals via solver [2019-01-14 19:23:46,287 INFO L701 Elim1Store]: detected not equals via solver [2019-01-14 19:23:46,303 INFO L701 Elim1Store]: detected not equals via solver [2019-01-14 19:23:46,318 INFO L701 Elim1Store]: detected not equals via solver [2019-01-14 19:23:46,335 INFO L701 Elim1Store]: detected not equals via solver [2019-01-14 19:23:46,351 INFO L701 Elim1Store]: detected not equals via solver [2019-01-14 19:23:46,366 INFO L701 Elim1Store]: detected not equals via solver [2019-01-14 19:23:46,382 INFO L701 Elim1Store]: detected not equals via solver [2019-01-14 19:23:46,396 INFO L701 Elim1Store]: detected not equals via solver [2019-01-14 19:23:46,410 INFO L701 Elim1Store]: detected not equals via solver [2019-01-14 19:23:46,423 INFO L701 Elim1Store]: detected not equals via solver [2019-01-14 19:23:46,437 INFO L701 Elim1Store]: detected not equals via solver [2019-01-14 19:23:46,451 INFO L701 Elim1Store]: detected not equals via solver [2019-01-14 19:23:46,464 INFO L701 Elim1Store]: detected not equals via solver [2019-01-14 19:23:46,479 INFO L701 Elim1Store]: detected not equals via solver [2019-01-14 19:23:46,493 INFO L701 Elim1Store]: detected not equals via solver [2019-01-14 19:23:46,508 INFO L701 Elim1Store]: detected not equals via solver [2019-01-14 19:23:46,523 INFO L701 Elim1Store]: detected not equals via solver [2019-01-14 19:23:46,535 INFO L701 Elim1Store]: detected not equals via solver [2019-01-14 19:23:46,549 INFO L701 Elim1Store]: detected not equals via solver [2019-01-14 19:23:46,563 INFO L701 Elim1Store]: detected not equals via solver [2019-01-14 19:23:46,577 INFO L701 Elim1Store]: detected not equals via solver [2019-01-14 19:23:46,592 INFO L701 Elim1Store]: detected not equals via solver [2019-01-14 19:23:46,606 INFO L701 Elim1Store]: detected not equals via solver [2019-01-14 19:23:46,617 INFO L701 Elim1Store]: detected not equals via solver [2019-01-14 19:23:46,629 INFO L701 Elim1Store]: detected not equals via solver [2019-01-14 19:23:46,643 INFO L701 Elim1Store]: detected not equals via solver [2019-01-14 19:23:46,656 INFO L701 Elim1Store]: detected not equals via solver [2019-01-14 19:23:46,671 INFO L701 Elim1Store]: detected not equals via solver [2019-01-14 19:23:46,684 INFO L701 Elim1Store]: detected not equals via solver [2019-01-14 19:23:47,017 INFO L303 Elim1Store]: Index analysis took 2033 ms [2019-01-14 19:23:47,020 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 19:23:47,023 INFO L267 ElimStorePlain]: Start of recursive call 7: End of recursive call: and 1 xjuncts. [2019-01-14 19:23:48,102 INFO L701 Elim1Store]: detected not equals via solver [2019-01-14 19:23:48,116 INFO L701 Elim1Store]: detected not equals via solver [2019-01-14 19:23:48,132 INFO L701 Elim1Store]: detected not equals via solver [2019-01-14 19:23:48,147 INFO L701 Elim1Store]: detected not equals via solver [2019-01-14 19:23:48,157 INFO L701 Elim1Store]: detected not equals via solver [2019-01-14 19:23:48,171 INFO L701 Elim1Store]: detected not equals via solver [2019-01-14 19:23:48,186 INFO L701 Elim1Store]: detected not equals via solver [2019-01-14 19:23:48,200 INFO L701 Elim1Store]: detected not equals via solver [2019-01-14 19:23:48,215 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 19:23:48,242 INFO L701 Elim1Store]: detected not equals via solver [2019-01-14 19:23:48,258 INFO L701 Elim1Store]: detected not equals via solver [2019-01-14 19:23:48,271 INFO L701 Elim1Store]: detected not equals via solver [2019-01-14 19:23:48,285 INFO L701 Elim1Store]: detected not equals via solver [2019-01-14 19:23:48,299 INFO L701 Elim1Store]: detected not equals via solver [2019-01-14 19:23:48,315 INFO L701 Elim1Store]: detected not equals via solver [2019-01-14 19:23:48,329 INFO L701 Elim1Store]: detected not equals via solver [2019-01-14 19:23:48,344 INFO L701 Elim1Store]: detected not equals via solver [2019-01-14 19:23:48,358 INFO L701 Elim1Store]: detected not equals via solver [2019-01-14 19:23:48,373 INFO L701 Elim1Store]: detected not equals via solver [2019-01-14 19:23:48,387 INFO L701 Elim1Store]: detected not equals via solver [2019-01-14 19:23:48,402 INFO L701 Elim1Store]: detected not equals via solver [2019-01-14 19:23:48,418 INFO L701 Elim1Store]: detected not equals via solver [2019-01-14 19:23:48,433 INFO L701 Elim1Store]: detected not equals via solver [2019-01-14 19:23:48,448 INFO L701 Elim1Store]: detected not equals via solver [2019-01-14 19:23:48,463 INFO L701 Elim1Store]: detected not equals via solver [2019-01-14 19:23:48,474 INFO L701 Elim1Store]: detected not equals via solver [2019-01-14 19:23:48,489 INFO L701 Elim1Store]: detected not equals via solver [2019-01-14 19:23:48,502 INFO L701 Elim1Store]: detected not equals via solver [2019-01-14 19:23:48,521 INFO L701 Elim1Store]: detected not equals via solver [2019-01-14 19:23:48,539 INFO L701 Elim1Store]: detected not equals via solver [2019-01-14 19:23:48,554 INFO L701 Elim1Store]: detected not equals via solver [2019-01-14 19:23:48,571 INFO L701 Elim1Store]: detected not equals via solver [2019-01-14 19:23:48,586 INFO L701 Elim1Store]: detected not equals via solver [2019-01-14 19:23:48,600 INFO L701 Elim1Store]: detected not equals via solver [2019-01-14 19:23:48,614 INFO L701 Elim1Store]: detected not equals via solver [2019-01-14 19:23:48,627 INFO L701 Elim1Store]: detected not equals via solver [2019-01-14 19:23:48,642 INFO L701 Elim1Store]: detected not equals via solver [2019-01-14 19:23:48,660 INFO L701 Elim1Store]: detected not equals via solver [2019-01-14 19:23:48,675 INFO L701 Elim1Store]: detected not equals via solver [2019-01-14 19:23:48,691 INFO L701 Elim1Store]: detected not equals via solver [2019-01-14 19:23:48,706 INFO L701 Elim1Store]: detected not equals via solver [2019-01-14 19:23:48,721 INFO L701 Elim1Store]: detected not equals via solver [2019-01-14 19:23:48,734 INFO L701 Elim1Store]: detected not equals via solver [2019-01-14 19:23:48,750 INFO L701 Elim1Store]: detected not equals via solver [2019-01-14 19:23:48,765 INFO L701 Elim1Store]: detected not equals via solver [2019-01-14 19:23:48,777 INFO L701 Elim1Store]: detected not equals via solver [2019-01-14 19:23:48,792 INFO L701 Elim1Store]: detected not equals via solver [2019-01-14 19:23:48,809 INFO L701 Elim1Store]: detected not equals via solver [2019-01-14 19:23:48,821 INFO L701 Elim1Store]: detected not equals via solver [2019-01-14 19:23:48,835 INFO L701 Elim1Store]: detected not equals via solver [2019-01-14 19:23:48,846 INFO L701 Elim1Store]: detected not equals via solver [2019-01-14 19:23:48,859 INFO L701 Elim1Store]: detected not equals via solver [2019-01-14 19:23:48,873 INFO L701 Elim1Store]: detected not equals via solver [2019-01-14 19:23:48,884 INFO L701 Elim1Store]: detected not equals via solver [2019-01-14 19:23:48,898 INFO L701 Elim1Store]: detected not equals via solver [2019-01-14 19:23:48,911 INFO L701 Elim1Store]: detected not equals via solver [2019-01-14 19:23:48,922 INFO L701 Elim1Store]: detected not equals via solver [2019-01-14 19:23:48,937 INFO L701 Elim1Store]: detected not equals via solver [2019-01-14 19:23:48,950 INFO L701 Elim1Store]: detected not equals via solver [2019-01-14 19:23:48,965 INFO L701 Elim1Store]: detected not equals via solver [2019-01-14 19:23:48,974 INFO L701 Elim1Store]: detected not equals via solver [2019-01-14 19:23:48,990 INFO L701 Elim1Store]: detected not equals via solver [2019-01-14 19:23:49,005 INFO L701 Elim1Store]: detected not equals via solver [2019-01-14 19:23:49,018 INFO L701 Elim1Store]: detected not equals via solver [2019-01-14 19:23:49,029 INFO L701 Elim1Store]: detected not equals via solver [2019-01-14 19:23:49,045 INFO L701 Elim1Store]: detected not equals via solver [2019-01-14 19:23:49,058 INFO L701 Elim1Store]: detected not equals via solver [2019-01-14 19:23:49,073 INFO L701 Elim1Store]: detected not equals via solver [2019-01-14 19:23:49,088 INFO L701 Elim1Store]: detected not equals via solver [2019-01-14 19:23:49,102 INFO L701 Elim1Store]: detected not equals via solver [2019-01-14 19:23:49,117 INFO L701 Elim1Store]: detected not equals via solver [2019-01-14 19:23:49,130 INFO L701 Elim1Store]: detected not equals via solver [2019-01-14 19:23:49,146 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 19:23:49,174 INFO L701 Elim1Store]: detected not equals via solver [2019-01-14 19:23:49,187 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 19:23:49,219 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 19:23:49,250 INFO L701 Elim1Store]: detected not equals via solver [2019-01-14 19:23:49,272 INFO L701 Elim1Store]: detected not equals via solver [2019-01-14 19:23:49,285 INFO L701 Elim1Store]: detected not equals via solver [2019-01-14 19:23:49,299 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 19:23:49,326 INFO L701 Elim1Store]: detected not equals via solver [2019-01-14 19:23:49,341 INFO L701 Elim1Store]: detected not equals via solver [2019-01-14 19:23:49,356 INFO L701 Elim1Store]: detected not equals via solver [2019-01-14 19:23:49,371 INFO L701 Elim1Store]: detected not equals via solver [2019-01-14 19:23:49,385 INFO L701 Elim1Store]: detected not equals via solver [2019-01-14 19:23:49,401 INFO L701 Elim1Store]: detected not equals via solver [2019-01-14 19:23:49,416 INFO L701 Elim1Store]: detected not equals via solver [2019-01-14 19:23:49,431 INFO L701 Elim1Store]: detected not equals via solver [2019-01-14 19:23:49,445 INFO L701 Elim1Store]: detected not equals via solver [2019-01-14 19:23:49,453 INFO L701 Elim1Store]: detected not equals via solver [2019-01-14 19:23:49,468 INFO L701 Elim1Store]: detected not equals via solver [2019-01-14 19:23:49,482 INFO L701 Elim1Store]: detected not equals via solver [2019-01-14 19:23:49,497 INFO L701 Elim1Store]: detected not equals via solver [2019-01-14 19:23:49,510 INFO L701 Elim1Store]: detected not equals via solver [2019-01-14 19:23:49,525 INFO L701 Elim1Store]: detected not equals via solver [2019-01-14 19:23:49,541 INFO L701 Elim1Store]: detected not equals via solver [2019-01-14 19:23:49,557 INFO L701 Elim1Store]: detected not equals via solver [2019-01-14 19:23:49,572 INFO L701 Elim1Store]: detected not equals via solver [2019-01-14 19:23:49,587 INFO L701 Elim1Store]: detected not equals via solver [2019-01-14 19:23:49,601 INFO L701 Elim1Store]: detected not equals via solver [2019-01-14 19:23:49,615 INFO L701 Elim1Store]: detected not equals via solver [2019-01-14 19:23:49,629 INFO L701 Elim1Store]: detected not equals via solver [2019-01-14 19:23:49,644 INFO L701 Elim1Store]: detected not equals via solver [2019-01-14 19:23:49,659 INFO L701 Elim1Store]: detected not equals via solver [2019-01-14 19:23:49,674 INFO L701 Elim1Store]: detected not equals via solver [2019-01-14 19:23:49,689 INFO L701 Elim1Store]: detected not equals via solver [2019-01-14 19:23:49,702 INFO L701 Elim1Store]: detected not equals via solver [2019-01-14 19:23:49,716 INFO L701 Elim1Store]: detected not equals via solver [2019-01-14 19:23:49,725 INFO L701 Elim1Store]: detected not equals via solver [2019-01-14 19:23:49,738 INFO L701 Elim1Store]: detected not equals via solver [2019-01-14 19:23:49,753 INFO L701 Elim1Store]: detected not equals via solver [2019-01-14 19:23:49,768 INFO L701 Elim1Store]: detected not equals via solver [2019-01-14 19:23:49,783 INFO L701 Elim1Store]: detected not equals via solver [2019-01-14 19:23:49,799 INFO L701 Elim1Store]: detected not equals via solver [2019-01-14 19:23:49,814 INFO L701 Elim1Store]: detected not equals via solver [2019-01-14 19:23:50,155 INFO L303 Elim1Store]: Index analysis took 2090 ms [2019-01-14 19:23:50,158 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 19:23:50,162 INFO L267 ElimStorePlain]: Start of recursive call 8: End of recursive call: and 1 xjuncts. [2019-01-14 19:23:51,052 INFO L267 ElimStorePlain]: Start of recursive call 6: 2 dim-1 vars, End of recursive call: and 2 xjuncts. [2019-01-14 19:23:51,339 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 19:23:51,485 INFO L267 ElimStorePlain]: Start of recursive call 2: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2019-01-14 19:23:51,580 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 19:23:51,580 INFO L202 ElimStorePlain]: Needed 8 recursive calls to eliminate 2 variables, input treesize:173, output treesize:141 [2019-01-14 19:23:56,561 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 124 [2019-01-14 19:23:56,569 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 19:23:56,572 INFO L701 Elim1Store]: detected not equals via solver [2019-01-14 19:23:56,575 INFO L701 Elim1Store]: detected not equals via solver [2019-01-14 19:23:56,577 INFO L701 Elim1Store]: detected not equals via solver [2019-01-14 19:23:56,579 INFO L701 Elim1Store]: detected not equals via solver [2019-01-14 19:23:56,582 INFO L701 Elim1Store]: detected not equals via solver [2019-01-14 19:23:56,584 INFO L701 Elim1Store]: detected not equals via solver [2019-01-14 19:23:56,587 INFO L701 Elim1Store]: detected not equals via solver [2019-01-14 19:23:56,590 INFO L701 Elim1Store]: detected not equals via solver [2019-01-14 19:23:56,592 INFO L701 Elim1Store]: detected not equals via solver [2019-01-14 19:23:56,595 INFO L701 Elim1Store]: detected not equals via solver [2019-01-14 19:23:56,597 INFO L701 Elim1Store]: detected not equals via solver [2019-01-14 19:23:56,599 INFO L701 Elim1Store]: detected not equals via solver [2019-01-14 19:23:56,602 INFO L701 Elim1Store]: detected not equals via solver [2019-01-14 19:23:56,606 INFO L701 Elim1Store]: detected not equals via solver [2019-01-14 19:23:56,608 INFO L701 Elim1Store]: detected not equals via solver [2019-01-14 19:23:56,610 INFO L701 Elim1Store]: detected not equals via solver [2019-01-14 19:23:56,612 INFO L701 Elim1Store]: detected not equals via solver [2019-01-14 19:23:56,615 INFO L701 Elim1Store]: detected not equals via solver [2019-01-14 19:23:56,617 INFO L701 Elim1Store]: detected not equals via solver [2019-01-14 19:23:56,619 INFO L701 Elim1Store]: detected not equals via solver [2019-01-14 19:23:56,621 INFO L701 Elim1Store]: detected not equals via solver [2019-01-14 19:23:56,624 INFO L701 Elim1Store]: detected not equals via solver [2019-01-14 19:23:56,626 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 19:23:56,630 INFO L701 Elim1Store]: detected not equals via solver [2019-01-14 19:23:56,633 INFO L701 Elim1Store]: detected not equals via solver [2019-01-14 19:23:56,635 INFO L701 Elim1Store]: detected not equals via solver [2019-01-14 19:23:56,638 INFO L701 Elim1Store]: detected not equals via solver [2019-01-14 19:23:56,641 INFO L701 Elim1Store]: detected not equals via solver [2019-01-14 19:23:56,643 INFO L701 Elim1Store]: detected not equals via solver [2019-01-14 19:23:56,645 INFO L701 Elim1Store]: detected not equals via solver [2019-01-14 19:23:56,647 INFO L701 Elim1Store]: detected not equals via solver [2019-01-14 19:23:56,650 INFO L701 Elim1Store]: detected not equals via solver [2019-01-14 19:23:56,653 INFO L701 Elim1Store]: detected not equals via solver [2019-01-14 19:23:56,655 INFO L701 Elim1Store]: detected not equals via solver [2019-01-14 19:23:56,657 INFO L701 Elim1Store]: detected not equals via solver [2019-01-14 19:23:56,661 INFO L701 Elim1Store]: detected not equals via solver [2019-01-14 19:23:56,662 INFO L701 Elim1Store]: detected not equals via solver [2019-01-14 19:23:56,664 INFO L701 Elim1Store]: detected not equals via solver [2019-01-14 19:23:56,668 INFO L701 Elim1Store]: detected not equals via solver [2019-01-14 19:23:56,670 INFO L701 Elim1Store]: detected not equals via solver [2019-01-14 19:23:56,672 INFO L701 Elim1Store]: detected not equals via solver [2019-01-14 19:23:56,674 INFO L701 Elim1Store]: detected not equals via solver [2019-01-14 19:23:56,677 INFO L701 Elim1Store]: detected not equals via solver [2019-01-14 19:23:56,680 INFO L701 Elim1Store]: detected not equals via solver [2019-01-14 19:23:56,683 INFO L701 Elim1Store]: detected not equals via solver [2019-01-14 19:23:56,685 INFO L701 Elim1Store]: detected not equals via solver [2019-01-14 19:23:56,687 INFO L701 Elim1Store]: detected not equals via solver [2019-01-14 19:23:56,690 INFO L701 Elim1Store]: detected not equals via solver [2019-01-14 19:23:56,692 INFO L701 Elim1Store]: detected not equals via solver [2019-01-14 19:23:56,694 INFO L701 Elim1Store]: detected not equals via solver [2019-01-14 19:23:56,697 INFO L701 Elim1Store]: detected not equals via solver [2019-01-14 19:23:56,700 INFO L701 Elim1Store]: detected not equals via solver [2019-01-14 19:23:56,702 INFO L701 Elim1Store]: detected not equals via solver [2019-01-14 19:23:56,704 INFO L701 Elim1Store]: detected not equals via solver [2019-01-14 19:23:56,707 INFO L701 Elim1Store]: detected not equals via solver [2019-01-14 19:23:56,710 INFO L701 Elim1Store]: detected not equals via solver [2019-01-14 19:23:56,712 INFO L701 Elim1Store]: detected not equals via solver [2019-01-14 19:23:56,715 INFO L701 Elim1Store]: detected not equals via solver [2019-01-14 19:23:56,717 INFO L701 Elim1Store]: detected not equals via solver [2019-01-14 19:23:56,719 INFO L701 Elim1Store]: detected not equals via solver [2019-01-14 19:23:56,722 INFO L701 Elim1Store]: detected not equals via solver [2019-01-14 19:23:56,725 INFO L701 Elim1Store]: detected not equals via solver [2019-01-14 19:23:56,728 INFO L701 Elim1Store]: detected not equals via solver [2019-01-14 19:23:56,730 INFO L701 Elim1Store]: detected not equals via solver [2019-01-14 19:23:56,732 INFO L701 Elim1Store]: detected not equals via solver [2019-01-14 19:23:56,735 INFO L701 Elim1Store]: detected not equals via solver [2019-01-14 19:23:56,738 INFO L701 Elim1Store]: detected not equals via solver [2019-01-14 19:23:56,741 INFO L701 Elim1Store]: detected not equals via solver [2019-01-14 19:23:56,744 INFO L701 Elim1Store]: detected not equals via solver [2019-01-14 19:23:56,746 INFO L701 Elim1Store]: detected not equals via solver [2019-01-14 19:23:56,748 INFO L701 Elim1Store]: detected not equals via solver [2019-01-14 19:23:56,750 INFO L701 Elim1Store]: detected not equals via solver [2019-01-14 19:23:56,752 INFO L701 Elim1Store]: detected not equals via solver [2019-01-14 19:23:56,756 INFO L701 Elim1Store]: detected not equals via solver [2019-01-14 19:23:56,758 INFO L701 Elim1Store]: detected not equals via solver [2019-01-14 19:23:56,760 INFO L701 Elim1Store]: detected not equals via solver [2019-01-14 19:23:56,762 INFO L701 Elim1Store]: detected not equals via solver [2019-01-14 19:23:56,765 INFO L701 Elim1Store]: detected not equals via solver [2019-01-14 19:23:56,767 INFO L701 Elim1Store]: detected not equals via solver [2019-01-14 19:23:56,769 INFO L701 Elim1Store]: detected not equals via solver [2019-01-14 19:23:56,771 INFO L701 Elim1Store]: detected not equals via solver [2019-01-14 19:23:56,773 INFO L701 Elim1Store]: detected not equals via solver [2019-01-14 19:23:56,777 INFO L701 Elim1Store]: detected not equals via solver [2019-01-14 19:23:56,779 INFO L701 Elim1Store]: detected not equals via solver [2019-01-14 19:23:56,781 INFO L701 Elim1Store]: detected not equals via solver [2019-01-14 19:23:56,784 INFO L701 Elim1Store]: detected not equals via solver [2019-01-14 19:23:56,786 INFO L701 Elim1Store]: detected not equals via solver [2019-01-14 19:23:56,789 INFO L701 Elim1Store]: detected not equals via solver [2019-01-14 19:23:56,791 INFO L701 Elim1Store]: detected not equals via solver [2019-01-14 19:23:56,793 INFO L701 Elim1Store]: detected not equals via solver [2019-01-14 19:23:56,796 INFO L701 Elim1Store]: detected not equals via solver [2019-01-14 19:23:56,799 INFO L701 Elim1Store]: detected not equals via solver [2019-01-14 19:23:56,802 INFO L701 Elim1Store]: detected not equals via solver [2019-01-14 19:23:56,805 INFO L701 Elim1Store]: detected not equals via solver [2019-01-14 19:23:56,807 INFO L701 Elim1Store]: detected not equals via solver [2019-01-14 19:23:56,809 INFO L701 Elim1Store]: detected not equals via solver [2019-01-14 19:23:56,812 INFO L701 Elim1Store]: detected not equals via solver [2019-01-14 19:23:56,815 INFO L701 Elim1Store]: detected not equals via solver [2019-01-14 19:23:56,817 INFO L701 Elim1Store]: detected not equals via solver [2019-01-14 19:23:56,819 INFO L701 Elim1Store]: detected not equals via solver [2019-01-14 19:23:56,822 INFO L701 Elim1Store]: detected not equals via solver [2019-01-14 19:23:56,825 INFO L701 Elim1Store]: detected not equals via solver [2019-01-14 19:23:56,827 INFO L701 Elim1Store]: detected not equals via solver [2019-01-14 19:23:56,829 INFO L701 Elim1Store]: detected not equals via solver [2019-01-14 19:23:56,832 INFO L701 Elim1Store]: detected not equals via solver [2019-01-14 19:23:56,834 INFO L701 Elim1Store]: detected not equals via solver [2019-01-14 19:23:56,836 INFO L701 Elim1Store]: detected not equals via solver [2019-01-14 19:23:56,839 INFO L701 Elim1Store]: detected not equals via solver [2019-01-14 19:23:56,842 INFO L701 Elim1Store]: detected not equals via solver [2019-01-14 19:23:56,845 INFO L701 Elim1Store]: detected not equals via solver [2019-01-14 19:23:56,848 INFO L701 Elim1Store]: detected not equals via solver [2019-01-14 19:23:56,850 INFO L701 Elim1Store]: detected not equals via solver [2019-01-14 19:23:56,852 INFO L701 Elim1Store]: detected not equals via solver [2019-01-14 19:23:56,855 INFO L701 Elim1Store]: detected not equals via solver [2019-01-14 19:23:56,858 INFO L701 Elim1Store]: detected not equals via solver [2019-01-14 19:23:56,860 INFO L701 Elim1Store]: detected not equals via solver [2019-01-14 19:23:56,862 INFO L701 Elim1Store]: detected not equals via solver [2019-01-14 19:23:56,898 INFO L303 Elim1Store]: Index analysis took 333 ms [2019-01-14 19:23:56,904 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 124 treesize of output 1068 [2019-01-14 19:23:56,913 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2019-01-14 19:23:57,756 INFO L267 ElimStorePlain]: Start of recursive call 2: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2019-01-14 19:23:57,849 INFO L267 ElimStorePlain]: Start of recursive call 1: 1 dim-2 vars, End of recursive call: and 1 xjuncts. [2019-01-14 19:23:57,849 INFO L202 ElimStorePlain]: Needed 3 recursive calls to eliminate 1 variables, input treesize:160, output treesize:141 [2019-01-14 19:24:01,229 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 19:24:01,543 INFO L303 Elim1Store]: Index analysis took 310 ms [2019-01-14 19:24:01,545 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 19:24:01,547 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2019-01-14 19:24:01,598 INFO L267 ElimStorePlain]: Start of recursive call 2: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2019-01-14 19:24:01,645 INFO L267 ElimStorePlain]: Start of recursive call 1: 1 dim-2 vars, End of recursive call: and 1 xjuncts. [2019-01-14 19:24:01,645 INFO L202 ElimStorePlain]: Needed 3 recursive calls to eliminate 1 variables, input treesize:123, output treesize:108 [2019-01-14 19:24:04,982 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 19:24:05,147 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 19:24:05,148 WARN L138 XnfTransformerHelper]: expecting exponential blowup for input size 15 [2019-01-14 19:24:05,151 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 4 xjuncts. [2019-01-14 19:24:05,280 INFO L267 ElimStorePlain]: Start of recursive call 2: 1 dim-1 vars, End of recursive call: and 3 xjuncts. [2019-01-14 19:24:05,393 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 19:24:05,393 INFO L202 ElimStorePlain]: Needed 3 recursive calls to eliminate 2 variables, input treesize:113, output treesize:130 [2019-01-14 19:24:05,931 WARN L181 SmtUtils]: Spent 126.00 ms on a formula simplification that was a NOOP. DAG size: 68 [2019-01-14 19:24:06,457 WARN L181 SmtUtils]: Spent 118.00 ms on a formula simplification that was a NOOP. DAG size: 68 [2019-01-14 19:24:06,862 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 19:24:06,863 INFO L316 TraceCheckSpWp]: Computing backward predicates... [2019-01-14 19:24:10,170 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 19:24:10,173 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 19:24:10,177 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 19:24:10,178 INFO L202 ElimStorePlain]: Needed 3 recursive calls to eliminate 1 variables, input treesize:24, output treesize:10 [2019-01-14 19:24:10,629 INFO L300 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2019-01-14 19:24:10,629 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 19:24:10,645 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-01-14 19:24:10,791 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-01-14 19:24:10,806 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2019-01-14 19:24:11,947 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 19:24:11,951 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 19:24:11,951 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2019-01-14 19:24:11,954 INFO L267 ElimStorePlain]: Start of recursive call 2: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2019-01-14 19:24:11,960 INFO L267 ElimStorePlain]: Start of recursive call 1: 1 dim-2 vars, End of recursive call: and 1 xjuncts. [2019-01-14 19:24:11,960 INFO L202 ElimStorePlain]: Needed 3 recursive calls to eliminate 1 variables, input treesize:15, output treesize:11 [2019-01-14 19:24:14,698 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 19:24:14,706 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 19:24:14,741 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 19:24:14,741 INFO L202 ElimStorePlain]: Needed 3 recursive calls to eliminate 1 variables, input treesize:50, output treesize:38 [2019-01-14 19:24:19,555 WARN L181 SmtUtils]: Spent 2.02 s on a formula simplification that was a NOOP. DAG size: 22 [2019-01-14 19:24:19,571 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 19:24:19,578 INFO L701 Elim1Store]: detected not equals via solver [2019-01-14 19:24:19,582 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 19:24:19,588 INFO L701 Elim1Store]: detected not equals via solver [2019-01-14 19:24:19,590 INFO L701 Elim1Store]: detected not equals via solver [2019-01-14 19:24:19,592 INFO L701 Elim1Store]: detected not equals via solver [2019-01-14 19:24:19,601 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 19:24:19,602 INFO L267 ElimStorePlain]: Start of recursive call 4: End of recursive call: and 1 xjuncts. [2019-01-14 19:24:19,623 INFO L267 ElimStorePlain]: Start of recursive call 3: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2019-01-14 19:24:19,633 INFO L267 ElimStorePlain]: Start of recursive call 2: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2019-01-14 19:24:19,669 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 19:24:19,669 INFO L202 ElimStorePlain]: Needed 4 recursive calls to eliminate 2 variables, input treesize:58, output treesize:22 [2019-01-14 19:24:26,545 INFO L701 Elim1Store]: detected not equals via solver [2019-01-14 19:24:26,546 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 33 treesize of output 40 [2019-01-14 19:24:26,555 INFO L701 Elim1Store]: detected not equals via solver [2019-01-14 19:24:26,556 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 40 treesize of output 9 [2019-01-14 19:24:26,556 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2019-01-14 19:24:26,565 INFO L267 ElimStorePlain]: Start of recursive call 2: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2019-01-14 19:24:26,572 INFO L267 ElimStorePlain]: Start of recursive call 1: 1 dim-2 vars, End of recursive call: and 1 xjuncts. [2019-01-14 19:24:26,572 INFO L202 ElimStorePlain]: Needed 3 recursive calls to eliminate 1 variables, input treesize:41, output treesize:13 [2019-01-14 19:24:32,137 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 19:24:32,139 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 19:24:32,139 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2019-01-14 19:24:32,141 INFO L267 ElimStorePlain]: Start of recursive call 2: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2019-01-14 19:24:32,143 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 19:24:32,143 INFO L202 ElimStorePlain]: Needed 3 recursive calls to eliminate 2 variables, input treesize:19, output treesize:5 [2019-01-14 19:24:32,557 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 19:24:32,557 INFO L312 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2019-01-14 19:24:32,577 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 1 imperfect interpolant sequences. [2019-01-14 19:24:32,578 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [40] imperfect sequences [61] total 97 [2019-01-14 19:24:32,578 INFO L459 AbstractCegarLoop]: Interpolant automaton has 97 states [2019-01-14 19:24:32,579 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 97 interpolants. [2019-01-14 19:24:32,582 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=295, Invalid=10630, Unknown=3, NotChecked=414, Total=11342 [2019-01-14 19:24:32,582 INFO L87 Difference]: Start difference. First operand 137 states and 139 transitions. Second operand 97 states. [2019-01-14 19:25:54,290 WARN L181 SmtUtils]: Spent 2.06 s on a formula simplification that was a NOOP. DAG size: 29 [2019-01-14 19:26:00,850 WARN L181 SmtUtils]: Spent 4.33 s on a formula simplification. DAG size of input: 38 DAG size of output: 31 [2019-01-14 19:26:05,166 WARN L181 SmtUtils]: Spent 2.05 s on a formula simplification that was a NOOP. DAG size: 32 [2019-01-14 19:26:15,439 WARN L181 SmtUtils]: Spent 224.00 ms on a formula simplification that was a NOOP. DAG size: 128 [2019-01-14 19:26:16,193 WARN L181 SmtUtils]: Spent 173.00 ms on a formula simplification that was a NOOP. DAG size: 74 [2019-01-14 19:26:16,903 WARN L181 SmtUtils]: Spent 102.00 ms on a formula simplification that was a NOOP. DAG size: 73 [2019-01-14 19:26:30,304 WARN L181 SmtUtils]: Spent 104.00 ms on a formula simplification that was a NOOP. DAG size: 71 [2019-01-14 19:26:32,454 WARN L181 SmtUtils]: Spent 206.00 ms on a formula simplification that was a NOOP. DAG size: 105 [2019-01-14 19:26:34,699 WARN L181 SmtUtils]: Spent 186.00 ms on a formula simplification that was a NOOP. DAG size: 104 [2019-01-14 19:26:36,677 WARN L181 SmtUtils]: Spent 200.00 ms on a formula simplification that was a NOOP. DAG size: 109 [2019-01-14 19:26:45,744 WARN L181 SmtUtils]: Spent 152.00 ms on a formula simplification that was a NOOP. DAG size: 93 [2019-01-14 19:26:46,611 WARN L181 SmtUtils]: Spent 148.00 ms on a formula simplification that was a NOOP. DAG size: 89 [2019-01-14 19:26:47,743 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-01-14 19:26:47,743 INFO L93 Difference]: Finished difference Result 112 states and 112 transitions. [2019-01-14 19:26:47,745 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 61 states. [2019-01-14 19:26:47,745 INFO L78 Accepts]: Start accepts. Automaton has 97 states. Word has length 113 [2019-01-14 19:26:47,746 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-01-14 19:26:47,747 INFO L225 Difference]: With dead ends: 112 [2019-01-14 19:26:47,747 INFO L226 Difference]: Without dead ends: 112 [2019-01-14 19:26:47,752 INFO L631 BasicCegarLoop]: 0 DeclaredPredicates, 281 GetRequests, 135 SyntacticMatches, 0 SemanticMatches, 146 ConstructedPredicates, 2 IntricatePredicates, 0 DeprecatedPredicates, 3118 ImplicationChecksByTransitivity, 78.5s TimeCoverageRelationStatistics Valid=677, Invalid=20498, Unknown=3, NotChecked=578, Total=21756 [2019-01-14 19:26:47,753 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 112 states. [2019-01-14 19:26:47,754 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 112 to 112. [2019-01-14 19:26:47,755 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 112 states. [2019-01-14 19:26:47,755 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 112 states to 112 states and 112 transitions. [2019-01-14 19:26:47,755 INFO L78 Accepts]: Start accepts. Automaton has 112 states and 112 transitions. Word has length 113 [2019-01-14 19:26:47,756 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-01-14 19:26:47,756 INFO L480 AbstractCegarLoop]: Abstraction has 112 states and 112 transitions. [2019-01-14 19:26:47,756 INFO L481 AbstractCegarLoop]: Interpolant automaton has 97 states. [2019-01-14 19:26:47,756 INFO L276 IsEmpty]: Start isEmpty. Operand 112 states and 112 transitions. [2019-01-14 19:26:47,757 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 112 [2019-01-14 19:26:47,757 INFO L394 BasicCegarLoop]: Found error trace [2019-01-14 19:26:47,757 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 19:26:47,758 INFO L423 AbstractCegarLoop]: === Iteration 28 === [ldv_kref_initErr1REQUIRES_VIOLATION, ldv_kref_initErr0REQUIRES_VIOLATION, ldv_list_addErr0REQUIRES_VIOLATION, ldv_list_addErr1REQUIRES_VIOLATION, ldv_kobject_createErr0REQUIRES_VIOLATION, ldv_kobject_createErr1REQUIRES_VIOLATION, ldv_destroy_msgsErr3REQUIRES_VIOLATION, ldv_destroy_msgsErr1REQUIRES_VIOLATION, ldv_destroy_msgsErr2REQUIRES_VIOLATION, ldv_destroy_msgsErr0REQUIRES_VIOLATION, ldv_destroy_msgsErr5REQUIRES_VIOLATION, ldv_destroy_msgsErr4REQUIRES_VIOLATION, ldv_msg_fillErr4REQUIRES_VIOLATION, ldv_msg_fillErr0REQUIRES_VIOLATION, ldv_msg_fillErr5REQUIRES_VIOLATION, ldv_msg_fillErr2REQUIRES_VIOLATION, ldv_msg_fillErr1REQUIRES_VIOLATION, ldv_msg_fillErr3REQUIRES_VIOLATION, ldv_atomic_add_returnErr0REQUIRES_VIOLATION, ldv_atomic_add_returnErr3REQUIRES_VIOLATION, ldv_atomic_add_returnErr2REQUIRES_VIOLATION, ldv_atomic_add_returnErr1REQUIRES_VIOLATION, __ldv_list_delErr0REQUIRES_VIOLATION, __ldv_list_delErr1REQUIRES_VIOLATION, __ldv_list_delErr2REQUIRES_VIOLATION, __ldv_list_delErr3REQUIRES_VIOLATION, ldv_kobject_cleanupErr4ASSERT_VIOLATIONMEMORY_FREE, ldv_kobject_cleanupErr1REQUIRES_VIOLATION, ldv_kobject_cleanupErr5ASSERT_VIOLATIONMEMORY_FREE, ldv_kobject_cleanupErr6ASSERT_VIOLATIONMEMORY_FREE, ldv_kobject_cleanupErr0REQUIRES_VIOLATION, ldv_kobject_cleanupErr2ASSERT_VIOLATIONMEMORY_FREE, ldv_kobject_cleanupErr3ASSERT_VIOLATIONMEMORY_FREE, ldv_kobject_cleanupErr7ASSERT_VIOLATIONMEMORY_FREE, ldv_msg_freeErr5ASSERT_VIOLATIONMEMORY_FREE, ldv_msg_freeErr2ASSERT_VIOLATIONMEMORY_FREE, ldv_msg_freeErr1REQUIRES_VIOLATION, ldv_msg_freeErr0REQUIRES_VIOLATION, ldv_msg_freeErr3ASSERT_VIOLATIONMEMORY_FREE, ldv_msg_freeErr6ASSERT_VIOLATIONMEMORY_FREE, ldv_msg_freeErr7ASSERT_VIOLATIONMEMORY_FREE, ldv_msg_freeErr4ASSERT_VIOLATIONMEMORY_FREE, mainErr0ENSURES_VIOLATIONMEMORY_LEAK, LDV_INIT_LIST_HEADErr0REQUIRES_VIOLATION, LDV_INIT_LIST_HEADErr3REQUIRES_VIOLATION, LDV_INIT_LIST_HEADErr2REQUIRES_VIOLATION, LDV_INIT_LIST_HEADErr1REQUIRES_VIOLATION, ldv_list_delErr0REQUIRES_VIOLATION, ldv_list_delErr3REQUIRES_VIOLATION, ldv_list_delErr2REQUIRES_VIOLATION, ldv_list_delErr1REQUIRES_VIOLATION, __ldv_list_addErr3REQUIRES_VIOLATION, __ldv_list_addErr4REQUIRES_VIOLATION, __ldv_list_addErr2REQUIRES_VIOLATION, __ldv_list_addErr5REQUIRES_VIOLATION, __ldv_list_addErr1REQUIRES_VIOLATION, __ldv_list_addErr6REQUIRES_VIOLATION, __ldv_list_addErr0REQUIRES_VIOLATION, __ldv_list_addErr7REQUIRES_VIOLATION, ldv_dev_set_drvdataErr0REQUIRES_VIOLATION, ldv_dev_set_drvdataErr1REQUIRES_VIOLATION, ldv_atomic_sub_returnErr0REQUIRES_VIOLATION, ldv_atomic_sub_returnErr3REQUIRES_VIOLATION, ldv_atomic_sub_returnErr1REQUIRES_VIOLATION, ldv_atomic_sub_returnErr2REQUIRES_VIOLATION, ldv_list_add_tailErr1REQUIRES_VIOLATION, ldv_list_add_tailErr0REQUIRES_VIOLATION, ldv_dev_get_drvdataErr0REQUIRES_VIOLATION, ldv_dev_get_drvdataErr1REQUIRES_VIOLATION, ldv_msg_allocErr1REQUIRES_VIOLATION, ldv_msg_allocErr0REQUIRES_VIOLATION]=== [2019-01-14 19:26:47,765 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-01-14 19:26:47,765 INFO L82 PathProgramCache]: Analyzing trace with hash -1377381311, now seen corresponding path program 1 times [2019-01-14 19:26:47,766 INFO L223 ckRefinementStrategy]: Switched to mode CVC4_FPBP [2019-01-14 19:26:47,766 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 19:26:47,789 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-01-14 19:26:54,299 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2019-01-14 19:27:00,837 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2019-01-14 19:27:01,009 INFO L469 BasicCegarLoop]: Counterexample might be feasible [2019-01-14 19:27:01,041 WARN L416 cessorBacktranslator]: Generated EnsuresSpecification free ensures #res.base == #ptr.base && #res.offset == #ptr.offset; is not ensure(true) [2019-01-14 19:27:01,057 WARN L416 cessorBacktranslator]: Generated EnsuresSpecification ensures #valid == old(#valid); is not ensure(true) [2019-01-14 19:27:01,065 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 19:27:01,066 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 19:27:01,090 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 14.01 07:27:01 BoogieIcfgContainer [2019-01-14 19:27:01,090 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2019-01-14 19:27:01,091 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2019-01-14 19:27:01,091 INFO L271 PluginConnector]: Initializing Witness Printer... [2019-01-14 19:27:01,091 INFO L276 PluginConnector]: Witness Printer initialized [2019-01-14 19:27:01,091 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 14.01 07:21:53" (3/4) ... [2019-01-14 19:27:01,103 INFO L147 WitnessPrinter]: No result that supports witness generation found [2019-01-14 19:27:01,107 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2019-01-14 19:27:01,114 INFO L168 Benchmark]: Toolchain (without parser) took 311781.73 ms. Allocated memory was 1.0 GB in the beginning and 1.3 GB in the end (delta: 311.4 MB). Free memory was 947.3 MB in the beginning and 1.1 GB in the end (delta: -135.0 MB). Peak memory consumption was 176.4 MB. Max. memory is 11.5 GB. [2019-01-14 19:27:01,114 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 19:27:01,114 INFO L168 Benchmark]: CACSL2BoogieTranslator took 843.97 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 133.2 MB). Free memory was 947.3 MB in the beginning and 1.1 GB in the end (delta: -153.5 MB). Peak memory consumption was 33.2 MB. Max. memory is 11.5 GB. [2019-01-14 19:27:01,115 INFO L168 Benchmark]: Boogie Preprocessor took 117.81 ms. Allocated memory is still 1.2 GB. Free memory is still 1.1 GB. There was no memory consumed. Max. memory is 11.5 GB. [2019-01-14 19:27:01,115 INFO L168 Benchmark]: RCFGBuilder took 2875.37 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 995.7 MB in the end (delta: 105.1 MB). Peak memory consumption was 105.1 MB. Max. memory is 11.5 GB. [2019-01-14 19:27:01,115 INFO L168 Benchmark]: TraceAbstraction took 307916.75 ms. Allocated memory was 1.2 GB in the beginning and 1.3 GB in the end (delta: 178.3 MB). Free memory was 995.7 MB in the beginning and 1.1 GB in the end (delta: -86.6 MB). Peak memory consumption was 91.6 MB. Max. memory is 11.5 GB. [2019-01-14 19:27:01,120 INFO L168 Benchmark]: Witness Printer took 16.24 ms. Allocated memory is still 1.3 GB. Free memory is still 1.1 GB. There was no memory consumed. Max. memory is 11.5 GB. [2019-01-14 19:27:01,123 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 843.97 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 133.2 MB). Free memory was 947.3 MB in the beginning and 1.1 GB in the end (delta: -153.5 MB). Peak memory consumption was 33.2 MB. Max. memory is 11.5 GB. * Boogie Preprocessor took 117.81 ms. Allocated memory is still 1.2 GB. Free memory is still 1.1 GB. There was no memory consumed. Max. memory is 11.5 GB. * RCFGBuilder took 2875.37 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 995.7 MB in the end (delta: 105.1 MB). Peak memory consumption was 105.1 MB. Max. memory is 11.5 GB. * TraceAbstraction took 307916.75 ms. Allocated memory was 1.2 GB in the beginning and 1.3 GB in the end (delta: 178.3 MB). Free memory was 995.7 MB in the beginning and 1.1 GB in the end (delta: -86.6 MB). Peak memory consumption was 91.6 MB. Max. memory is 11.5 GB. * Witness Printer took 16.24 ms. Allocated memory is still 1.3 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: 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: 1443]: Unable to prove that all allocated memory was freed Unable to prove that all allocated memory was freed Reason: overapproximation of memtrack at line 1443. 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={-2078209969:0}] [L1444] CALL entry_point() VAL [ldv_global_msg_list={-2078209969:0}] [L1436] struct ldv_kobject *kobj; VAL [ldv_global_msg_list={-2078209969:0}] [L1437] CALL, EXPR ldv_kobject_create() VAL [ldv_global_msg_list={-2078209969:0}] [L1406] struct ldv_kobject *kobj; VAL [ldv_global_msg_list={-2078209969:0}] [L1408] CALL, EXPR ldv_malloc(sizeof(*kobj)) VAL [\old(size)=16, ldv_global_msg_list={-2078209969:0}] [L1073] COND TRUE __VERIFIER_nondet_int() [L1074] return malloc(size); VAL [\old(size)=16, \result={-1004468158:0}, ldv_global_msg_list={-2078209969:0}, malloc(size)={-1004468158:0}, size=16] [L1408] RET, EXPR ldv_malloc(sizeof(*kobj)) VAL [ldv_global_msg_list={-2078209969:0}, ldv_malloc(sizeof(*kobj))={-1004468158:0}] [L1408] kobj = ldv_malloc(sizeof(*kobj)) [L1409] COND FALSE !(!kobj) VAL [kobj={-1004468158:0}, ldv_global_msg_list={-2078209969:0}] [L1411] FCALL memset(kobj, 0, sizeof(*kobj)) VAL [kobj={-1004468158:0}, ldv_global_msg_list={-2078209969:0}, memset(kobj, 0, sizeof(*kobj))={-1004468158:0}] [L1413] CALL ldv_kobject_init(kobj) VAL [kobj={-1004468158:0}, ldv_global_msg_list={-2078209969:0}] [L1394] COND FALSE !(!kobj) VAL [kobj={-1004468158:0}, kobj={-1004468158:0}, ldv_global_msg_list={-2078209969:0}] [L1398] CALL ldv_kobject_init_internal(kobj) VAL [kobj={-1004468158:0}, ldv_global_msg_list={-2078209969:0}] [L1380] COND FALSE !(!kobj) VAL [kobj={-1004468158:0}, kobj={-1004468158:0}, ldv_global_msg_list={-2078209969:0}] [L1382] CALL ldv_kref_init(&kobj->kref) VAL [kref={-1004468158:12}, ldv_global_msg_list={-2078209969:0}] [L1294] ((&kref->refcount)->counter) = (1) VAL [kref={-1004468158:12}, kref={-1004468158:12}, ldv_global_msg_list={-2078209969:0}] [L1382] RET ldv_kref_init(&kobj->kref) VAL [kobj={-1004468158:0}, kobj={-1004468158:0}, ldv_global_msg_list={-2078209969:0}] [L1383] CALL LDV_INIT_LIST_HEAD(&kobj->entry) VAL [ldv_global_msg_list={-2078209969:0}, list={-1004468158:4}] [L1099] list->next = list VAL [ldv_global_msg_list={-2078209969:0}, list={-1004468158:4}, list={-1004468158:4}] [L1100] list->prev = list VAL [ldv_global_msg_list={-2078209969:0}, 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={-2078209969:0}] [L1398] RET ldv_kobject_init_internal(kobj) VAL [kobj={-1004468158:0}, kobj={-1004468158:0}, ldv_global_msg_list={-2078209969:0}] [L1413] RET ldv_kobject_init(kobj) VAL [kobj={-1004468158:0}, ldv_global_msg_list={-2078209969:0}] [L1414] return kobj; VAL [\result={-1004468158:0}, kobj={-1004468158:0}, ldv_global_msg_list={-2078209969:0}] [L1437] RET, EXPR ldv_kobject_create() VAL [ldv_global_msg_list={-2078209969:0}, ldv_kobject_create()={-1004468158:0}] [L1437] kobj = ldv_kobject_create() [L1438] CALL ldv_kobject_get(kobj) VAL [kobj={-1004468158:0}, ldv_global_msg_list={-2078209969:0}] [L1373] COND TRUE \read(*kobj) VAL [kobj={-1004468158:0}, kobj={-1004468158:0}, ldv_global_msg_list={-2078209969:0}] [L1374] CALL ldv_kref_get(&kobj->kref) VAL [kref={-1004468158:12}, ldv_global_msg_list={-2078209969:0}] [L1308] CALL ldv_atomic_add_return(1, (&kref->refcount)) VAL [\old(i)=1, ldv_global_msg_list={-2078209969:0}, v={-1004468158:12}] [L1255] int temp; VAL [\old(i)=1, i=1, ldv_global_msg_list={-2078209969:0}, v={-1004468158:12}, v={-1004468158:12}] [L1256] EXPR v->counter VAL [\old(i)=1, i=1, ldv_global_msg_list={-2078209969:0}, 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={-2078209969:0}, temp=2, v={-1004468158:12}, v={-1004468158:12}] [L1258] v->counter = temp VAL [\old(i)=1, i=1, ldv_global_msg_list={-2078209969:0}, temp=2, v={-1004468158:12}, v={-1004468158:12}] [L1259] return temp; VAL [\old(i)=1, \result=2, i=1, ldv_global_msg_list={-2078209969:0}, 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={-2078209969:0}] [L1374] RET ldv_kref_get(&kobj->kref) VAL [kobj={-1004468158:0}, kobj={-1004468158:0}, ldv_global_msg_list={-2078209969:0}] [L1375] return kobj; VAL [\result={-1004468158:0}, kobj={-1004468158:0}, kobj={-1004468158:0}, ldv_global_msg_list={-2078209969:0}] [L1438] RET ldv_kobject_get(kobj) VAL [kobj={-1004468158:0}, ldv_global_msg_list={-2078209969:0}, ldv_kobject_get(kobj)={-1004468158:0}] [L1440] CALL ldv_kobject_put(kobj) VAL [kobj={-1004468158:0}, ldv_global_msg_list={-2078209969:0}] [L1361] COND TRUE \read(*kobj) VAL [kobj={-1004468158:0}, kobj={-1004468158:0}, ldv_global_msg_list={-2078209969:0}] [L1363] CALL ldv_kref_put(&kobj->kref, ldv_kobject_release) VAL [kref={-1004468158:12}, ldv_global_msg_list={-2078209969:0}, release={-1:0}] [L1313] CALL, EXPR ldv_kref_sub(kref, 1, release) VAL [\old(count)=1, kref={-1004468158:12}, ldv_global_msg_list={-2078209969:0}, release={-1:0}] [L1281] CALL, EXPR ldv_atomic_sub_return(((int) count), (&kref->refcount)) VAL [\old(i)=1, ldv_global_msg_list={-2078209969:0}, v={-1004468158:12}] [L1264] int temp; VAL [\old(i)=1, i=1, ldv_global_msg_list={-2078209969:0}, v={-1004468158:12}, v={-1004468158:12}] [L1265] EXPR v->counter VAL [\old(i)=1, i=1, ldv_global_msg_list={-2078209969:0}, 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={-2078209969:0}, temp=1, v={-1004468158:12}, v={-1004468158:12}] [L1267] v->counter = temp VAL [\old(i)=1, i=1, ldv_global_msg_list={-2078209969:0}, temp=1, v={-1004468158:12}, v={-1004468158:12}] [L1268] return temp; VAL [\old(i)=1, \result=1, i=1, ldv_global_msg_list={-2078209969:0}, 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={-2078209969:0}, 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={-2078209969:0}, 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={-2078209969:0}, 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={-2078209969:0}, ldv_kref_put(&kobj->kref, ldv_kobject_release)=0] [L1440] RET ldv_kobject_put(kobj) VAL [kobj={-1004468158:0}, ldv_global_msg_list={-2078209969:0}] [L1444] RET entry_point() VAL [ldv_global_msg_list={-2078209969:0}] - StatisticsResult: Ultimate Automizer benchmark data CFG has 44 procedures, 322 locations, 71 error locations. UNSAFE Result, 307.8s OverallTime, 28 OverallIterations, 16 TraceHistogramMax, 165.1s AutomataDifference, 0.0s DeadEndRemovalTime, 0.0s HoareAnnotationTime, HoareTripleCheckerStatistics: 3246 SDtfs, 1473 SDslu, 23547 SDs, 0 SdLazy, 16647 SolverSat, 420 SolverUnsat, 4 SolverUnknown, 0 SolverNotchecked, 123.7s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 1903 GetRequests, 1359 SyntacticMatches, 48 SemanticMatches, 496 ConstructedPredicates, 2 IntricatePredicates, 0 DeprecatedPredicates, 3608 ImplicationChecksByTransitivity, 91.4s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=174occurred 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, 98 StatesRemovedByMinimization, 12 NontrivialMinimizations, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: TraceCheckStatistics: 1.0s SsaConstructionTime, 11.1s SatisfiabilityAnalysisTime, 122.2s InterpolantComputationTime, 1790 NumberOfCodeBlocks, 1760 NumberOfCodeBlocksAsserted, 29 NumberOfCheckSat, 1764 ConstructedInterpolants, 390 QuantifiedInterpolants, 1266750 SizeOfPredicates, 236 NumberOfNonLiveVariables, 6885 ConjunctsInSsa, 667 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...