./Ultimate.py --spec /storage/repos/svcomp/c/properties/valid-memsafety.prp --file /storage/repos/svcomp/c/ldv-memsafety/memleaks_test22_4_false-valid-memtrack_true-termination.i --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for memory safety (deref-memtrack) Using default analysis Version 0ed9222f Calling Ultimate with: java -Dosgi.configuration.area=/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/config -Xmx12G -Xms1G -jar /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data -tc /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/AutomizerMemDerefMemtrack.xml -i /storage/repos/svcomp/c/ldv-memsafety/memleaks_test22_4_false-valid-memtrack_true-termination.i -s /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-DerefFreeMemtrack-32bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux --witnessprinter.witness.filename witness.graphml --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G valid-free) ) CHECK( init(main()), LTL(G valid-deref) ) CHECK( init(main()), LTL(G valid-memtrack) ) --witnessprinter.graph.data.producer Automizer --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash bc6894f63179c5a0c3641b97a75e8f614c456bea .................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... Execution finished normally Using bit-precise analysis Retrying with bit-precise analysis Calling Ultimate with: java -Dosgi.configuration.area=/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/config -Xmx12G -Xms1G -jar /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data -tc /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/AutomizerMemDerefMemtrack.xml -i /storage/repos/svcomp/c/ldv-memsafety/memleaks_test22_4_false-valid-memtrack_true-termination.i -s /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-DerefFreeMemtrack-32bit-Automizer_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux --witnessprinter.witness.filename witness.graphml --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G valid-free) ) CHECK( init(main()), LTL(G valid-deref) ) CHECK( init(main()), LTL(G valid-memtrack) ) --witnessprinter.graph.data.producer Automizer --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash bc6894f63179c5a0c3641b97a75e8f614c456bea .................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................. Execution finished normally Writing output log to file Ultimate.log Result: UNKNOWN: Overapproximated counterexample --- Real Ultimate output --- This is Ultimate 0.1.24-0ed9222-m [2019-01-13 23:08:55,731 INFO L170 SettingsManager]: Resetting all preferences to default values... [2019-01-13 23:08:55,733 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2019-01-13 23:08:55,751 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-01-13 23:08:55,751 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-01-13 23:08:55,752 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-01-13 23:08:55,754 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-01-13 23:08:55,757 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2019-01-13 23:08:55,760 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-01-13 23:08:55,761 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-01-13 23:08:55,763 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-01-13 23:08:55,764 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-01-13 23:08:55,765 INFO L174 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-01-13 23:08:55,766 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-01-13 23:08:55,773 INFO L174 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-01-13 23:08:55,774 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-01-13 23:08:55,775 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-01-13 23:08:55,781 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-01-13 23:08:55,783 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2019-01-13 23:08:55,786 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-01-13 23:08:55,788 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-01-13 23:08:55,791 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-01-13 23:08:55,794 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-01-13 23:08:55,795 INFO L177 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-01-13 23:08:55,796 INFO L174 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-01-13 23:08:55,797 INFO L174 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-01-13 23:08:55,800 INFO L174 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-01-13 23:08:55,801 INFO L174 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-01-13 23:08:55,802 INFO L174 SettingsManager]: Resetting Witness Printer preferences to default values [2019-01-13 23:08:55,802 INFO L177 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-01-13 23:08:55,803 INFO L174 SettingsManager]: Resetting CDTParser preferences to default values [2019-01-13 23:08:55,803 INFO L177 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-01-13 23:08:55,803 INFO L177 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-01-13 23:08:55,804 INFO L174 SettingsManager]: Resetting SmtParser preferences to default values [2019-01-13 23:08:55,806 INFO L174 SettingsManager]: Resetting Witness Parser preferences to default values [2019-01-13 23:08:55,807 INFO L181 SettingsManager]: Finished resetting all preferences to default values... [2019-01-13 23:08:55,808 INFO L98 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-DerefFreeMemtrack-32bit-Automizer_Default.epf [2019-01-13 23:08:55,834 INFO L110 SettingsManager]: Loading preferences was successful [2019-01-13 23:08:55,835 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2019-01-13 23:08:55,836 INFO L131 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-01-13 23:08:55,836 INFO L133 SettingsManager]: * Create parallel compositions if possible=false [2019-01-13 23:08:55,836 INFO L133 SettingsManager]: * Use SBE=true [2019-01-13 23:08:55,837 INFO L131 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-01-13 23:08:55,837 INFO L133 SettingsManager]: * sizeof long=4 [2019-01-13 23:08:55,837 INFO L133 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2019-01-13 23:08:55,837 INFO L133 SettingsManager]: * Overapproximate operations on floating types=true [2019-01-13 23:08:55,837 INFO L133 SettingsManager]: * sizeof POINTER=4 [2019-01-13 23:08:55,837 INFO L133 SettingsManager]: * Check division by zero=IGNORE [2019-01-13 23:08:55,838 INFO L133 SettingsManager]: * Check for the main procedure if all allocated memory was freed=true [2019-01-13 23:08:55,838 INFO L133 SettingsManager]: * Bitprecise bitfields=true [2019-01-13 23:08:55,838 INFO L133 SettingsManager]: * SV-COMP memtrack compatibility mode=true [2019-01-13 23:08:55,838 INFO L133 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-01-13 23:08:55,838 INFO L133 SettingsManager]: * sizeof long double=12 [2019-01-13 23:08:55,838 INFO L133 SettingsManager]: * Use constant arrays=true [2019-01-13 23:08:55,839 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-01-13 23:08:55,839 INFO L133 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-01-13 23:08:55,839 INFO L133 SettingsManager]: * To the following directory=./dump/ [2019-01-13 23:08:55,839 INFO L133 SettingsManager]: * SMT solver=External_DefaultMode [2019-01-13 23:08:55,839 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-01-13 23:08:55,839 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-01-13 23:08:55,840 INFO L133 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-01-13 23:08:55,840 INFO L133 SettingsManager]: * Trace refinement strategy=CAMEL [2019-01-13 23:08:55,840 INFO L133 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-01-13 23:08:55,840 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G valid-free) ) CHECK( init(main()), LTL(G valid-deref) ) CHECK( init(main()), LTL(G valid-memtrack) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> bc6894f63179c5a0c3641b97a75e8f614c456bea [2019-01-13 23:08:55,874 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-01-13 23:08:55,887 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-01-13 23:08:55,893 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-01-13 23:08:55,895 INFO L271 PluginConnector]: Initializing CDTParser... [2019-01-13 23:08:55,896 INFO L276 PluginConnector]: CDTParser initialized [2019-01-13 23:08:55,896 INFO L418 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/svcomp/c/ldv-memsafety/memleaks_test22_4_false-valid-memtrack_true-termination.i [2019-01-13 23:08:55,966 INFO L221 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/2e8788b65/5c55f70d2fee4b4c8fdef358d37e0bc5/FLAG5d4756b10 [2019-01-13 23:08:56,454 INFO L307 CDTParser]: Found 1 translation units. [2019-01-13 23:08:56,455 INFO L161 CDTParser]: Scanning /storage/repos/svcomp/c/ldv-memsafety/memleaks_test22_4_false-valid-memtrack_true-termination.i [2019-01-13 23:08:56,476 INFO L355 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/2e8788b65/5c55f70d2fee4b4c8fdef358d37e0bc5/FLAG5d4756b10 [2019-01-13 23:08:56,748 INFO L363 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/2e8788b65/5c55f70d2fee4b4c8fdef358d37e0bc5 [2019-01-13 23:08:56,751 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-01-13 23:08:56,753 INFO L131 ToolchainWalker]: Walking toolchain with 5 elements. [2019-01-13 23:08:56,754 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-01-13 23:08:56,754 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-01-13 23:08:56,757 INFO L276 PluginConnector]: CACSL2BoogieTranslator initialized [2019-01-13 23:08:56,758 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.01 11:08:56" (1/1) ... [2019-01-13 23:08:56,761 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@db5133f and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.01 11:08:56, skipping insertion in model container [2019-01-13 23:08:56,761 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.01 11:08:56" (1/1) ... [2019-01-13 23:08:56,769 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-01-13 23:08:56,821 INFO L176 MainTranslator]: Built tables and reachable declarations [2019-01-13 23:08:57,322 INFO L208 PostProcessor]: Analyzing one entry point: main [2019-01-13 23:08:57,343 INFO L191 MainTranslator]: Completed pre-run [2019-01-13 23:08:57,483 INFO L208 PostProcessor]: Analyzing one entry point: main [2019-01-13 23:08:57,571 INFO L195 MainTranslator]: Completed translation [2019-01-13 23:08:57,571 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.01 11:08:57 WrapperNode [2019-01-13 23:08:57,572 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-01-13 23:08:57,572 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-01-13 23:08:57,573 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-01-13 23:08:57,573 INFO L276 PluginConnector]: Boogie Preprocessor initialized [2019-01-13 23:08:57,588 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.01 11:08:57" (1/1) ... [2019-01-13 23:08:57,588 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.01 11:08:57" (1/1) ... [2019-01-13 23:08:57,622 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.01 11:08:57" (1/1) ... [2019-01-13 23:08:57,622 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.01 11:08:57" (1/1) ... [2019-01-13 23:08:57,693 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.01 11:08:57" (1/1) ... [2019-01-13 23:08:57,705 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.01 11:08:57" (1/1) ... [2019-01-13 23:08:57,721 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.01 11:08:57" (1/1) ... [2019-01-13 23:08:57,740 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-01-13 23:08:57,741 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2019-01-13 23:08:57,741 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2019-01-13 23:08:57,741 INFO L276 PluginConnector]: RCFGBuilder initialized [2019-01-13 23:08:57,742 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.01 11:08:57" (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 [2019-01-13 23:08:57,809 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2019-01-13 23:08:57,809 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2019-01-13 23:08:57,809 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~TO~VOID [2019-01-13 23:08:57,810 INFO L138 BoogieDeclarations]: Found implementation of procedure __bswap_32 [2019-01-13 23:08:57,810 INFO L138 BoogieDeclarations]: Found implementation of procedure __bswap_64 [2019-01-13 23:08:57,810 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_nonpositive [2019-01-13 23:08:57,810 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_positive [2019-01-13 23:08:57,810 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_malloc [2019-01-13 23:08:57,811 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_zalloc [2019-01-13 23:08:57,811 INFO L138 BoogieDeclarations]: Found implementation of procedure LDV_INIT_LIST_HEAD [2019-01-13 23:08:57,811 INFO L138 BoogieDeclarations]: Found implementation of procedure __ldv_list_add [2019-01-13 23:08:57,811 INFO L138 BoogieDeclarations]: Found implementation of procedure __ldv_list_del [2019-01-13 23:08:57,811 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_list_add [2019-01-13 23:08:57,811 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_list_add_tail [2019-01-13 23:08:57,812 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_list_del [2019-01-13 23:08:57,812 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_msg_alloc [2019-01-13 23:08:57,812 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_msg_fill [2019-01-13 23:08:57,812 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_msg_free [2019-01-13 23:08:57,812 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_submit_msg [2019-01-13 23:08:57,812 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_destroy_msgs [2019-01-13 23:08:57,814 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_dev_get_drvdata [2019-01-13 23:08:57,814 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_dev_set_drvdata [2019-01-13 23:08:57,814 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_atomic_add_return [2019-01-13 23:08:57,814 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_atomic_sub_return [2019-01-13 23:08:57,814 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_kref_sub [2019-01-13 23:08:57,815 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_kref_init [2019-01-13 23:08:57,815 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_kref_get [2019-01-13 23:08:57,815 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_kref_put [2019-01-13 23:08:57,815 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_kobject_del [2019-01-13 23:08:57,815 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_kobject_cleanup [2019-01-13 23:08:57,815 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_kobject_release [2019-01-13 23:08:57,816 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_kobject_put [2019-01-13 23:08:57,816 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_kobject_get [2019-01-13 23:08:57,816 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_kobject_init_internal [2019-01-13 23:08:57,816 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_kobject_init [2019-01-13 23:08:57,816 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_kobject_create [2019-01-13 23:08:57,816 INFO L138 BoogieDeclarations]: Found implementation of procedure f [2019-01-13 23:08:57,816 INFO L138 BoogieDeclarations]: Found implementation of procedure g [2019-01-13 23:08:57,817 INFO L138 BoogieDeclarations]: Found implementation of procedure f_22_get [2019-01-13 23:08:57,817 INFO L138 BoogieDeclarations]: Found implementation of procedure f_22_put [2019-01-13 23:08:57,817 INFO L138 BoogieDeclarations]: Found implementation of procedure entry_point [2019-01-13 23:08:57,817 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2019-01-13 23:08:57,817 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset [2019-01-13 23:08:57,818 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.meminit [2019-01-13 23:08:57,818 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy [2019-01-13 23:08:57,818 INFO L130 BoogieDeclarations]: Found specification of procedure __bswap_32 [2019-01-13 23:08:57,818 INFO L130 BoogieDeclarations]: Found specification of procedure __bswap_64 [2019-01-13 23:08:57,818 INFO L130 BoogieDeclarations]: Found specification of procedure __ctype_get_mb_cur_max [2019-01-13 23:08:57,818 INFO L130 BoogieDeclarations]: Found specification of procedure atof [2019-01-13 23:08:57,818 INFO L130 BoogieDeclarations]: Found specification of procedure atoi [2019-01-13 23:08:57,819 INFO L130 BoogieDeclarations]: Found specification of procedure atol [2019-01-13 23:08:57,819 INFO L130 BoogieDeclarations]: Found specification of procedure atoll [2019-01-13 23:08:57,819 INFO L130 BoogieDeclarations]: Found specification of procedure strtod [2019-01-13 23:08:57,819 INFO L130 BoogieDeclarations]: Found specification of procedure strtof [2019-01-13 23:08:57,819 INFO L130 BoogieDeclarations]: Found specification of procedure strtold [2019-01-13 23:08:57,819 INFO L130 BoogieDeclarations]: Found specification of procedure strtol [2019-01-13 23:08:57,819 INFO L130 BoogieDeclarations]: Found specification of procedure strtoul [2019-01-13 23:08:57,820 INFO L130 BoogieDeclarations]: Found specification of procedure strtoq [2019-01-13 23:08:57,820 INFO L130 BoogieDeclarations]: Found specification of procedure strtouq [2019-01-13 23:08:57,820 INFO L130 BoogieDeclarations]: Found specification of procedure strtoll [2019-01-13 23:08:57,820 INFO L130 BoogieDeclarations]: Found specification of procedure strtoull [2019-01-13 23:08:57,820 INFO L130 BoogieDeclarations]: Found specification of procedure l64a [2019-01-13 23:08:57,820 INFO L130 BoogieDeclarations]: Found specification of procedure a64l [2019-01-13 23:08:57,820 INFO L130 BoogieDeclarations]: Found specification of procedure select [2019-01-13 23:08:57,821 INFO L130 BoogieDeclarations]: Found specification of procedure pselect [2019-01-13 23:08:57,821 INFO L130 BoogieDeclarations]: Found specification of procedure gnu_dev_major [2019-01-13 23:08:57,821 INFO L130 BoogieDeclarations]: Found specification of procedure gnu_dev_minor [2019-01-13 23:08:57,821 INFO L130 BoogieDeclarations]: Found specification of procedure gnu_dev_makedev [2019-01-13 23:08:57,821 INFO L130 BoogieDeclarations]: Found specification of procedure random [2019-01-13 23:08:57,821 INFO L130 BoogieDeclarations]: Found specification of procedure srandom [2019-01-13 23:08:57,821 INFO L130 BoogieDeclarations]: Found specification of procedure initstate [2019-01-13 23:08:57,822 INFO L130 BoogieDeclarations]: Found specification of procedure setstate [2019-01-13 23:08:57,822 INFO L130 BoogieDeclarations]: Found specification of procedure random_r [2019-01-13 23:08:57,822 INFO L130 BoogieDeclarations]: Found specification of procedure srandom_r [2019-01-13 23:08:57,822 INFO L130 BoogieDeclarations]: Found specification of procedure initstate_r [2019-01-13 23:08:57,822 INFO L130 BoogieDeclarations]: Found specification of procedure setstate_r [2019-01-13 23:08:57,822 INFO L130 BoogieDeclarations]: Found specification of procedure rand [2019-01-13 23:08:57,822 INFO L130 BoogieDeclarations]: Found specification of procedure srand [2019-01-13 23:08:57,822 INFO L130 BoogieDeclarations]: Found specification of procedure rand_r [2019-01-13 23:08:57,823 INFO L130 BoogieDeclarations]: Found specification of procedure drand48 [2019-01-13 23:08:57,823 INFO L130 BoogieDeclarations]: Found specification of procedure erand48 [2019-01-13 23:08:57,823 INFO L130 BoogieDeclarations]: Found specification of procedure lrand48 [2019-01-13 23:08:57,823 INFO L130 BoogieDeclarations]: Found specification of procedure nrand48 [2019-01-13 23:08:57,823 INFO L130 BoogieDeclarations]: Found specification of procedure mrand48 [2019-01-13 23:08:57,823 INFO L130 BoogieDeclarations]: Found specification of procedure jrand48 [2019-01-13 23:08:57,823 INFO L130 BoogieDeclarations]: Found specification of procedure srand48 [2019-01-13 23:08:57,823 INFO L130 BoogieDeclarations]: Found specification of procedure seed48 [2019-01-13 23:08:57,824 INFO L130 BoogieDeclarations]: Found specification of procedure lcong48 [2019-01-13 23:08:57,824 INFO L130 BoogieDeclarations]: Found specification of procedure drand48_r [2019-01-13 23:08:57,824 INFO L130 BoogieDeclarations]: Found specification of procedure erand48_r [2019-01-13 23:08:57,824 INFO L130 BoogieDeclarations]: Found specification of procedure lrand48_r [2019-01-13 23:08:57,824 INFO L130 BoogieDeclarations]: Found specification of procedure nrand48_r [2019-01-13 23:08:57,824 INFO L130 BoogieDeclarations]: Found specification of procedure mrand48_r [2019-01-13 23:08:57,824 INFO L130 BoogieDeclarations]: Found specification of procedure jrand48_r [2019-01-13 23:08:57,824 INFO L130 BoogieDeclarations]: Found specification of procedure srand48_r [2019-01-13 23:08:57,825 INFO L130 BoogieDeclarations]: Found specification of procedure seed48_r [2019-01-13 23:08:57,825 INFO L130 BoogieDeclarations]: Found specification of procedure lcong48_r [2019-01-13 23:08:57,825 INFO L130 BoogieDeclarations]: Found specification of procedure malloc [2019-01-13 23:08:57,825 INFO L130 BoogieDeclarations]: Found specification of procedure calloc [2019-01-13 23:08:57,825 INFO L130 BoogieDeclarations]: Found specification of procedure realloc [2019-01-13 23:08:57,825 INFO L130 BoogieDeclarations]: Found specification of procedure free [2019-01-13 23:08:57,825 INFO L130 BoogieDeclarations]: Found specification of procedure cfree [2019-01-13 23:08:57,826 INFO L130 BoogieDeclarations]: Found specification of procedure alloca [2019-01-13 23:08:57,826 INFO L130 BoogieDeclarations]: Found specification of procedure valloc [2019-01-13 23:08:57,826 INFO L130 BoogieDeclarations]: Found specification of procedure posix_memalign [2019-01-13 23:08:57,826 INFO L130 BoogieDeclarations]: Found specification of procedure abort [2019-01-13 23:08:57,826 INFO L130 BoogieDeclarations]: Found specification of procedure atexit [2019-01-13 23:08:57,826 INFO L130 BoogieDeclarations]: Found specification of procedure on_exit [2019-01-13 23:08:57,826 INFO L130 BoogieDeclarations]: Found specification of procedure exit [2019-01-13 23:08:57,826 INFO L130 BoogieDeclarations]: Found specification of procedure _Exit [2019-01-13 23:08:57,827 INFO L130 BoogieDeclarations]: Found specification of procedure getenv [2019-01-13 23:08:57,827 INFO L130 BoogieDeclarations]: Found specification of procedure putenv [2019-01-13 23:08:57,827 INFO L130 BoogieDeclarations]: Found specification of procedure setenv [2019-01-13 23:08:57,827 INFO L130 BoogieDeclarations]: Found specification of procedure unsetenv [2019-01-13 23:08:57,827 INFO L130 BoogieDeclarations]: Found specification of procedure clearenv [2019-01-13 23:08:57,827 INFO L130 BoogieDeclarations]: Found specification of procedure mktemp [2019-01-13 23:08:57,827 INFO L130 BoogieDeclarations]: Found specification of procedure mkstemp [2019-01-13 23:08:57,827 INFO L130 BoogieDeclarations]: Found specification of procedure mkstemps [2019-01-13 23:08:57,828 INFO L130 BoogieDeclarations]: Found specification of procedure mkdtemp [2019-01-13 23:08:57,828 INFO L130 BoogieDeclarations]: Found specification of procedure system [2019-01-13 23:08:57,828 INFO L130 BoogieDeclarations]: Found specification of procedure realpath [2019-01-13 23:08:57,828 INFO L130 BoogieDeclarations]: Found specification of procedure bsearch [2019-01-13 23:08:57,828 INFO L130 BoogieDeclarations]: Found specification of procedure qsort [2019-01-13 23:08:57,828 INFO L130 BoogieDeclarations]: Found specification of procedure abs [2019-01-13 23:08:57,828 INFO L130 BoogieDeclarations]: Found specification of procedure labs [2019-01-13 23:08:57,829 INFO L130 BoogieDeclarations]: Found specification of procedure llabs [2019-01-13 23:08:57,829 INFO L130 BoogieDeclarations]: Found specification of procedure div [2019-01-13 23:08:57,829 INFO L130 BoogieDeclarations]: Found specification of procedure ldiv [2019-01-13 23:08:57,829 INFO L130 BoogieDeclarations]: Found specification of procedure lldiv [2019-01-13 23:08:57,829 INFO L130 BoogieDeclarations]: Found specification of procedure ecvt [2019-01-13 23:08:57,829 INFO L130 BoogieDeclarations]: Found specification of procedure fcvt [2019-01-13 23:08:57,829 INFO L130 BoogieDeclarations]: Found specification of procedure gcvt [2019-01-13 23:08:57,829 INFO L130 BoogieDeclarations]: Found specification of procedure qecvt [2019-01-13 23:08:57,830 INFO L130 BoogieDeclarations]: Found specification of procedure qfcvt [2019-01-13 23:08:57,830 INFO L130 BoogieDeclarations]: Found specification of procedure qgcvt [2019-01-13 23:08:57,830 INFO L130 BoogieDeclarations]: Found specification of procedure ecvt_r [2019-01-13 23:08:57,830 INFO L130 BoogieDeclarations]: Found specification of procedure fcvt_r [2019-01-13 23:08:57,830 INFO L130 BoogieDeclarations]: Found specification of procedure qecvt_r [2019-01-13 23:08:57,830 INFO L130 BoogieDeclarations]: Found specification of procedure qfcvt_r [2019-01-13 23:08:57,830 INFO L130 BoogieDeclarations]: Found specification of procedure mblen [2019-01-13 23:08:57,830 INFO L130 BoogieDeclarations]: Found specification of procedure mbtowc [2019-01-13 23:08:57,831 INFO L130 BoogieDeclarations]: Found specification of procedure wctomb [2019-01-13 23:08:57,831 INFO L130 BoogieDeclarations]: Found specification of procedure mbstowcs [2019-01-13 23:08:57,831 INFO L130 BoogieDeclarations]: Found specification of procedure wcstombs [2019-01-13 23:08:57,831 INFO L130 BoogieDeclarations]: Found specification of procedure rpmatch [2019-01-13 23:08:57,831 INFO L130 BoogieDeclarations]: Found specification of procedure getsubopt [2019-01-13 23:08:57,831 INFO L130 BoogieDeclarations]: Found specification of procedure getloadavg [2019-01-13 23:08:57,831 INFO L130 BoogieDeclarations]: Found specification of procedure kfree [2019-01-13 23:08:57,831 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_int [2019-01-13 23:08:57,832 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_pointer [2019-01-13 23:08:57,832 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_nonpositive [2019-01-13 23:08:57,832 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_positive [2019-01-13 23:08:57,832 INFO L130 BoogieDeclarations]: Found specification of procedure memcpy [2019-01-13 23:08:57,832 INFO L130 BoogieDeclarations]: Found specification of procedure memset [2019-01-13 23:08:57,832 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_malloc [2019-01-13 23:08:57,832 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2019-01-13 23:08:57,833 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_zalloc [2019-01-13 23:08:57,833 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.meminit [2019-01-13 23:08:57,833 INFO L130 BoogieDeclarations]: Found specification of procedure LDV_INIT_LIST_HEAD [2019-01-13 23:08:57,833 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2019-01-13 23:08:57,833 INFO L130 BoogieDeclarations]: Found specification of procedure __ldv_list_add [2019-01-13 23:08:57,833 INFO L130 BoogieDeclarations]: Found specification of procedure __ldv_list_del [2019-01-13 23:08:57,833 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_list_add [2019-01-13 23:08:57,834 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2019-01-13 23:08:57,834 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_list_add_tail [2019-01-13 23:08:57,834 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_list_del [2019-01-13 23:08:57,834 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_msg_alloc [2019-01-13 23:08:57,834 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_msg_fill [2019-01-13 23:08:57,834 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy [2019-01-13 23:08:57,834 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_msg_free [2019-01-13 23:08:57,834 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2019-01-13 23:08:57,835 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_submit_msg [2019-01-13 23:08:57,835 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_destroy_msgs [2019-01-13 23:08:57,835 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_dev_get_drvdata [2019-01-13 23:08:57,835 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_dev_set_drvdata [2019-01-13 23:08:57,835 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_atomic_add_return [2019-01-13 23:08:57,835 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2019-01-13 23:08:57,835 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2019-01-13 23:08:57,835 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_atomic_sub_return [2019-01-13 23:08:57,835 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_kref_sub [2019-01-13 23:08:57,836 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~TO~VOID [2019-01-13 23:08:57,836 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_kref_init [2019-01-13 23:08:57,836 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_kref_get [2019-01-13 23:08:57,836 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_kref_put [2019-01-13 23:08:57,836 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_kobject_del [2019-01-13 23:08:57,836 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_kobject_cleanup [2019-01-13 23:08:57,836 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_kobject_release [2019-01-13 23:08:57,836 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_kobject_put [2019-01-13 23:08:57,837 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_kobject_get [2019-01-13 23:08:57,837 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_kobject_init_internal [2019-01-13 23:08:57,837 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_kobject_init [2019-01-13 23:08:57,837 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_kobject_create [2019-01-13 23:08:57,837 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset [2019-01-13 23:08:57,837 INFO L130 BoogieDeclarations]: Found specification of procedure f [2019-01-13 23:08:57,837 INFO L130 BoogieDeclarations]: Found specification of procedure g [2019-01-13 23:08:57,837 INFO L130 BoogieDeclarations]: Found specification of procedure f_22_get [2019-01-13 23:08:57,838 INFO L130 BoogieDeclarations]: Found specification of procedure f_22_put [2019-01-13 23:08:57,838 INFO L130 BoogieDeclarations]: Found specification of procedure entry_point [2019-01-13 23:08:57,838 INFO L130 BoogieDeclarations]: Found specification of procedure main [2019-01-13 23:08:57,838 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2019-01-13 23:08:57,838 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2019-01-13 23:08:57,838 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$ [2019-01-13 23:08:57,838 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2019-01-13 23:08:57,838 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int [2019-01-13 23:08:57,839 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int [2019-01-13 23:08:57,839 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$ [2019-01-13 23:08:57,839 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$ [2019-01-13 23:08:58,724 WARN L745 $ProcedureCfgBuilder]: Label in the middle of a codeblock. [2019-01-13 23:08:59,420 WARN L745 $ProcedureCfgBuilder]: Label in the middle of a codeblock. [2019-01-13 23:08:59,892 INFO L281 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2019-01-13 23:08:59,893 INFO L286 CfgBuilder]: Removed 1 assue(true) statements. [2019-01-13 23:08:59,894 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.01 11:08:59 BoogieIcfgContainer [2019-01-13 23:08:59,894 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2019-01-13 23:08:59,895 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2019-01-13 23:08:59,895 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2019-01-13 23:08:59,900 INFO L276 PluginConnector]: TraceAbstraction initialized [2019-01-13 23:08:59,900 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 13.01 11:08:56" (1/3) ... [2019-01-13 23:08:59,901 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@178f60d9 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 13.01 11:08:59, skipping insertion in model container [2019-01-13 23:08:59,901 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.01 11:08:57" (2/3) ... [2019-01-13 23:08:59,902 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@178f60d9 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 13.01 11:08:59, skipping insertion in model container [2019-01-13 23:08:59,902 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.01 11:08:59" (3/3) ... [2019-01-13 23:08:59,905 INFO L112 eAbstractionObserver]: Analyzing ICFG memleaks_test22_4_false-valid-memtrack_true-termination.i [2019-01-13 23:08:59,915 INFO L156 ceAbstractionStarter]: Automizer settings: Hoare:false NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2019-01-13 23:08:59,925 INFO L168 ceAbstractionStarter]: Appying trace abstraction to program that has 71 error locations. [2019-01-13 23:08:59,943 INFO L257 AbstractCegarLoop]: Starting to check reachability of 71 error locations. [2019-01-13 23:08:59,968 INFO L133 ementStrategyFactory]: Using default assertion order modulation [2019-01-13 23:08:59,969 INFO L382 AbstractCegarLoop]: Interprodecural is true [2019-01-13 23:08:59,969 INFO L383 AbstractCegarLoop]: Hoare is false [2019-01-13 23:08:59,969 INFO L384 AbstractCegarLoop]: Compute interpolants for FPandBP [2019-01-13 23:08:59,970 INFO L385 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2019-01-13 23:08:59,970 INFO L386 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2019-01-13 23:08:59,970 INFO L387 AbstractCegarLoop]: Difference is false [2019-01-13 23:08:59,970 INFO L388 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2019-01-13 23:08:59,970 INFO L393 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2019-01-13 23:08:59,993 INFO L276 IsEmpty]: Start isEmpty. Operand 181 states. [2019-01-13 23:09:00,003 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2019-01-13 23:09:00,004 INFO L394 BasicCegarLoop]: Found error trace [2019-01-13 23:09:00,005 INFO L402 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-01-13 23:09:00,008 INFO L423 AbstractCegarLoop]: === Iteration 1 === [ldv_kref_initErr0REQUIRES_VIOLATION, ldv_kref_initErr1REQUIRES_VIOLATION, ldv_list_addErr1REQUIRES_VIOLATION, ldv_list_addErr0REQUIRES_VIOLATION, ldv_kobject_createErr0REQUIRES_VIOLATION, ldv_kobject_createErr1REQUIRES_VIOLATION, ldv_destroy_msgsErr4REQUIRES_VIOLATION, ldv_destroy_msgsErr5REQUIRES_VIOLATION, ldv_destroy_msgsErr0REQUIRES_VIOLATION, ldv_destroy_msgsErr1REQUIRES_VIOLATION, ldv_destroy_msgsErr2REQUIRES_VIOLATION, ldv_destroy_msgsErr3REQUIRES_VIOLATION, ldv_msg_fillErr0REQUIRES_VIOLATION, ldv_msg_fillErr5REQUIRES_VIOLATION, ldv_msg_fillErr4REQUIRES_VIOLATION, ldv_msg_fillErr3REQUIRES_VIOLATION, ldv_msg_fillErr1REQUIRES_VIOLATION, ldv_msg_fillErr2REQUIRES_VIOLATION, ldv_atomic_add_returnErr1REQUIRES_VIOLATION, ldv_atomic_add_returnErr2REQUIRES_VIOLATION, ldv_atomic_add_returnErr3REQUIRES_VIOLATION, ldv_atomic_add_returnErr0REQUIRES_VIOLATION, __ldv_list_delErr0REQUIRES_VIOLATION, __ldv_list_delErr2REQUIRES_VIOLATION, __ldv_list_delErr1REQUIRES_VIOLATION, __ldv_list_delErr3REQUIRES_VIOLATION, ldv_kobject_cleanupErr3ASSERT_VIOLATIONMEMORY_FREE, ldv_kobject_cleanupErr7ASSERT_VIOLATIONMEMORY_FREE, ldv_kobject_cleanupErr1REQUIRES_VIOLATION, ldv_kobject_cleanupErr0REQUIRES_VIOLATION, ldv_kobject_cleanupErr2ASSERT_VIOLATIONMEMORY_FREE, ldv_kobject_cleanupErr4ASSERT_VIOLATIONMEMORY_FREE, ldv_kobject_cleanupErr6ASSERT_VIOLATIONMEMORY_FREE, ldv_kobject_cleanupErr5ASSERT_VIOLATIONMEMORY_FREE, ldv_msg_freeErr7ASSERT_VIOLATIONMEMORY_FREE, ldv_msg_freeErr6ASSERT_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_HEADErr1REQUIRES_VIOLATION, LDV_INIT_LIST_HEADErr2REQUIRES_VIOLATION, LDV_INIT_LIST_HEADErr3REQUIRES_VIOLATION, LDV_INIT_LIST_HEADErr0REQUIRES_VIOLATION, ldv_list_delErr1REQUIRES_VIOLATION, ldv_list_delErr2REQUIRES_VIOLATION, ldv_list_delErr3REQUIRES_VIOLATION, ldv_list_delErr0REQUIRES_VIOLATION, __ldv_list_addErr4REQUIRES_VIOLATION, __ldv_list_addErr6REQUIRES_VIOLATION, __ldv_list_addErr5REQUIRES_VIOLATION, __ldv_list_addErr0REQUIRES_VIOLATION, __ldv_list_addErr7REQUIRES_VIOLATION, __ldv_list_addErr2REQUIRES_VIOLATION, __ldv_list_addErr1REQUIRES_VIOLATION, __ldv_list_addErr3REQUIRES_VIOLATION, ldv_dev_set_drvdataErr1REQUIRES_VIOLATION, ldv_dev_set_drvdataErr0REQUIRES_VIOLATION, ldv_atomic_sub_returnErr1REQUIRES_VIOLATION, ldv_atomic_sub_returnErr2REQUIRES_VIOLATION, ldv_atomic_sub_returnErr3REQUIRES_VIOLATION, ldv_atomic_sub_returnErr0REQUIRES_VIOLATION, ldv_list_add_tailErr1REQUIRES_VIOLATION, ldv_list_add_tailErr0REQUIRES_VIOLATION, ldv_dev_get_drvdataErr0REQUIRES_VIOLATION, ldv_dev_get_drvdataErr1REQUIRES_VIOLATION, ldv_msg_allocErr0REQUIRES_VIOLATION, ldv_msg_allocErr1REQUIRES_VIOLATION]=== [2019-01-13 23:09:00,013 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-01-13 23:09:00,014 INFO L82 PathProgramCache]: Analyzing trace with hash 2144424940, now seen corresponding path program 1 times [2019-01-13 23:09:00,016 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2019-01-13 23:09:00,017 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2019-01-13 23:09:00,069 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-01-13 23:09:00,069 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-01-13 23:09:00,069 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-01-13 23:09:00,147 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-01-13 23:09:00,403 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-01-13 23:09:00,405 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-01-13 23:09:00,406 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2019-01-13 23:09:00,409 INFO L459 AbstractCegarLoop]: Interpolant automaton has 5 states [2019-01-13 23:09:00,420 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2019-01-13 23:09:00,420 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2019-01-13 23:09:00,422 INFO L87 Difference]: Start difference. First operand 181 states. Second operand 5 states. [2019-01-13 23:09:00,750 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-01-13 23:09:00,750 INFO L93 Difference]: Finished difference Result 161 states and 172 transitions. [2019-01-13 23:09:00,751 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2019-01-13 23:09:00,752 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 17 [2019-01-13 23:09:00,753 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-01-13 23:09:00,769 INFO L225 Difference]: With dead ends: 161 [2019-01-13 23:09:00,769 INFO L226 Difference]: Without dead ends: 158 [2019-01-13 23:09:00,771 INFO L631 BasicCegarLoop]: 0 DeclaredPredicates, 4 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2019-01-13 23:09:00,790 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 158 states. [2019-01-13 23:09:00,827 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 158 to 152. [2019-01-13 23:09:00,829 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 152 states. [2019-01-13 23:09:00,833 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 152 states to 152 states and 163 transitions. [2019-01-13 23:09:00,834 INFO L78 Accepts]: Start accepts. Automaton has 152 states and 163 transitions. Word has length 17 [2019-01-13 23:09:00,835 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-01-13 23:09:00,835 INFO L480 AbstractCegarLoop]: Abstraction has 152 states and 163 transitions. [2019-01-13 23:09:00,835 INFO L481 AbstractCegarLoop]: Interpolant automaton has 5 states. [2019-01-13 23:09:00,835 INFO L276 IsEmpty]: Start isEmpty. Operand 152 states and 163 transitions. [2019-01-13 23:09:00,836 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2019-01-13 23:09:00,836 INFO L394 BasicCegarLoop]: Found error trace [2019-01-13 23:09:00,836 INFO L402 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-01-13 23:09:00,837 INFO L423 AbstractCegarLoop]: === Iteration 2 === [ldv_kref_initErr0REQUIRES_VIOLATION, ldv_kref_initErr1REQUIRES_VIOLATION, ldv_list_addErr1REQUIRES_VIOLATION, ldv_list_addErr0REQUIRES_VIOLATION, ldv_kobject_createErr0REQUIRES_VIOLATION, ldv_kobject_createErr1REQUIRES_VIOLATION, ldv_destroy_msgsErr4REQUIRES_VIOLATION, ldv_destroy_msgsErr5REQUIRES_VIOLATION, ldv_destroy_msgsErr0REQUIRES_VIOLATION, ldv_destroy_msgsErr1REQUIRES_VIOLATION, ldv_destroy_msgsErr2REQUIRES_VIOLATION, ldv_destroy_msgsErr3REQUIRES_VIOLATION, ldv_msg_fillErr0REQUIRES_VIOLATION, ldv_msg_fillErr5REQUIRES_VIOLATION, ldv_msg_fillErr4REQUIRES_VIOLATION, ldv_msg_fillErr3REQUIRES_VIOLATION, ldv_msg_fillErr1REQUIRES_VIOLATION, ldv_msg_fillErr2REQUIRES_VIOLATION, ldv_atomic_add_returnErr1REQUIRES_VIOLATION, ldv_atomic_add_returnErr2REQUIRES_VIOLATION, ldv_atomic_add_returnErr3REQUIRES_VIOLATION, ldv_atomic_add_returnErr0REQUIRES_VIOLATION, __ldv_list_delErr0REQUIRES_VIOLATION, __ldv_list_delErr2REQUIRES_VIOLATION, __ldv_list_delErr1REQUIRES_VIOLATION, __ldv_list_delErr3REQUIRES_VIOLATION, ldv_kobject_cleanupErr3ASSERT_VIOLATIONMEMORY_FREE, ldv_kobject_cleanupErr7ASSERT_VIOLATIONMEMORY_FREE, ldv_kobject_cleanupErr1REQUIRES_VIOLATION, ldv_kobject_cleanupErr0REQUIRES_VIOLATION, ldv_kobject_cleanupErr2ASSERT_VIOLATIONMEMORY_FREE, ldv_kobject_cleanupErr4ASSERT_VIOLATIONMEMORY_FREE, ldv_kobject_cleanupErr6ASSERT_VIOLATIONMEMORY_FREE, ldv_kobject_cleanupErr5ASSERT_VIOLATIONMEMORY_FREE, ldv_msg_freeErr7ASSERT_VIOLATIONMEMORY_FREE, ldv_msg_freeErr6ASSERT_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_HEADErr1REQUIRES_VIOLATION, LDV_INIT_LIST_HEADErr2REQUIRES_VIOLATION, LDV_INIT_LIST_HEADErr3REQUIRES_VIOLATION, LDV_INIT_LIST_HEADErr0REQUIRES_VIOLATION, ldv_list_delErr1REQUIRES_VIOLATION, ldv_list_delErr2REQUIRES_VIOLATION, ldv_list_delErr3REQUIRES_VIOLATION, ldv_list_delErr0REQUIRES_VIOLATION, __ldv_list_addErr4REQUIRES_VIOLATION, __ldv_list_addErr6REQUIRES_VIOLATION, __ldv_list_addErr5REQUIRES_VIOLATION, __ldv_list_addErr0REQUIRES_VIOLATION, __ldv_list_addErr7REQUIRES_VIOLATION, __ldv_list_addErr2REQUIRES_VIOLATION, __ldv_list_addErr1REQUIRES_VIOLATION, __ldv_list_addErr3REQUIRES_VIOLATION, ldv_dev_set_drvdataErr1REQUIRES_VIOLATION, ldv_dev_set_drvdataErr0REQUIRES_VIOLATION, ldv_atomic_sub_returnErr1REQUIRES_VIOLATION, ldv_atomic_sub_returnErr2REQUIRES_VIOLATION, ldv_atomic_sub_returnErr3REQUIRES_VIOLATION, ldv_atomic_sub_returnErr0REQUIRES_VIOLATION, ldv_list_add_tailErr1REQUIRES_VIOLATION, ldv_list_add_tailErr0REQUIRES_VIOLATION, ldv_dev_get_drvdataErr0REQUIRES_VIOLATION, ldv_dev_get_drvdataErr1REQUIRES_VIOLATION, ldv_msg_allocErr0REQUIRES_VIOLATION, ldv_msg_allocErr1REQUIRES_VIOLATION]=== [2019-01-13 23:09:00,837 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-01-13 23:09:00,838 INFO L82 PathProgramCache]: Analyzing trace with hash 2144424941, now seen corresponding path program 1 times [2019-01-13 23:09:00,838 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2019-01-13 23:09:00,838 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2019-01-13 23:09:00,840 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-01-13 23:09:00,840 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-01-13 23:09:00,840 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-01-13 23:09:00,861 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-01-13 23:09:01,036 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-01-13 23:09:01,036 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-01-13 23:09:01,036 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2019-01-13 23:09:01,038 INFO L459 AbstractCegarLoop]: Interpolant automaton has 6 states [2019-01-13 23:09:01,038 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2019-01-13 23:09:01,038 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2019-01-13 23:09:01,039 INFO L87 Difference]: Start difference. First operand 152 states and 163 transitions. Second operand 6 states. [2019-01-13 23:09:01,398 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-01-13 23:09:01,399 INFO L93 Difference]: Finished difference Result 157 states and 168 transitions. [2019-01-13 23:09:01,401 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2019-01-13 23:09:01,401 INFO L78 Accepts]: Start accepts. Automaton has 6 states. Word has length 17 [2019-01-13 23:09:01,401 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-01-13 23:09:01,405 INFO L225 Difference]: With dead ends: 157 [2019-01-13 23:09:01,405 INFO L226 Difference]: Without dead ends: 157 [2019-01-13 23:09:01,406 INFO L631 BasicCegarLoop]: 0 DeclaredPredicates, 7 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=13, Invalid=29, Unknown=0, NotChecked=0, Total=42 [2019-01-13 23:09:01,407 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 157 states. [2019-01-13 23:09:01,419 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 157 to 152. [2019-01-13 23:09:01,420 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 152 states. [2019-01-13 23:09:01,422 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 152 states to 152 states and 162 transitions. [2019-01-13 23:09:01,423 INFO L78 Accepts]: Start accepts. Automaton has 152 states and 162 transitions. Word has length 17 [2019-01-13 23:09:01,423 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-01-13 23:09:01,423 INFO L480 AbstractCegarLoop]: Abstraction has 152 states and 162 transitions. [2019-01-13 23:09:01,423 INFO L481 AbstractCegarLoop]: Interpolant automaton has 6 states. [2019-01-13 23:09:01,423 INFO L276 IsEmpty]: Start isEmpty. Operand 152 states and 162 transitions. [2019-01-13 23:09:01,424 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2019-01-13 23:09:01,424 INFO L394 BasicCegarLoop]: Found error trace [2019-01-13 23:09:01,424 INFO L402 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-01-13 23:09:01,425 INFO L423 AbstractCegarLoop]: === Iteration 3 === [ldv_kref_initErr0REQUIRES_VIOLATION, ldv_kref_initErr1REQUIRES_VIOLATION, ldv_list_addErr1REQUIRES_VIOLATION, ldv_list_addErr0REQUIRES_VIOLATION, ldv_kobject_createErr0REQUIRES_VIOLATION, ldv_kobject_createErr1REQUIRES_VIOLATION, ldv_destroy_msgsErr4REQUIRES_VIOLATION, ldv_destroy_msgsErr5REQUIRES_VIOLATION, ldv_destroy_msgsErr0REQUIRES_VIOLATION, ldv_destroy_msgsErr1REQUIRES_VIOLATION, ldv_destroy_msgsErr2REQUIRES_VIOLATION, ldv_destroy_msgsErr3REQUIRES_VIOLATION, ldv_msg_fillErr0REQUIRES_VIOLATION, ldv_msg_fillErr5REQUIRES_VIOLATION, ldv_msg_fillErr4REQUIRES_VIOLATION, ldv_msg_fillErr3REQUIRES_VIOLATION, ldv_msg_fillErr1REQUIRES_VIOLATION, ldv_msg_fillErr2REQUIRES_VIOLATION, ldv_atomic_add_returnErr1REQUIRES_VIOLATION, ldv_atomic_add_returnErr2REQUIRES_VIOLATION, ldv_atomic_add_returnErr3REQUIRES_VIOLATION, ldv_atomic_add_returnErr0REQUIRES_VIOLATION, __ldv_list_delErr0REQUIRES_VIOLATION, __ldv_list_delErr2REQUIRES_VIOLATION, __ldv_list_delErr1REQUIRES_VIOLATION, __ldv_list_delErr3REQUIRES_VIOLATION, ldv_kobject_cleanupErr3ASSERT_VIOLATIONMEMORY_FREE, ldv_kobject_cleanupErr7ASSERT_VIOLATIONMEMORY_FREE, ldv_kobject_cleanupErr1REQUIRES_VIOLATION, ldv_kobject_cleanupErr0REQUIRES_VIOLATION, ldv_kobject_cleanupErr2ASSERT_VIOLATIONMEMORY_FREE, ldv_kobject_cleanupErr4ASSERT_VIOLATIONMEMORY_FREE, ldv_kobject_cleanupErr6ASSERT_VIOLATIONMEMORY_FREE, ldv_kobject_cleanupErr5ASSERT_VIOLATIONMEMORY_FREE, ldv_msg_freeErr7ASSERT_VIOLATIONMEMORY_FREE, ldv_msg_freeErr6ASSERT_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_HEADErr1REQUIRES_VIOLATION, LDV_INIT_LIST_HEADErr2REQUIRES_VIOLATION, LDV_INIT_LIST_HEADErr3REQUIRES_VIOLATION, LDV_INIT_LIST_HEADErr0REQUIRES_VIOLATION, ldv_list_delErr1REQUIRES_VIOLATION, ldv_list_delErr2REQUIRES_VIOLATION, ldv_list_delErr3REQUIRES_VIOLATION, ldv_list_delErr0REQUIRES_VIOLATION, __ldv_list_addErr4REQUIRES_VIOLATION, __ldv_list_addErr6REQUIRES_VIOLATION, __ldv_list_addErr5REQUIRES_VIOLATION, __ldv_list_addErr0REQUIRES_VIOLATION, __ldv_list_addErr7REQUIRES_VIOLATION, __ldv_list_addErr2REQUIRES_VIOLATION, __ldv_list_addErr1REQUIRES_VIOLATION, __ldv_list_addErr3REQUIRES_VIOLATION, ldv_dev_set_drvdataErr1REQUIRES_VIOLATION, ldv_dev_set_drvdataErr0REQUIRES_VIOLATION, ldv_atomic_sub_returnErr1REQUIRES_VIOLATION, ldv_atomic_sub_returnErr2REQUIRES_VIOLATION, ldv_atomic_sub_returnErr3REQUIRES_VIOLATION, ldv_atomic_sub_returnErr0REQUIRES_VIOLATION, ldv_list_add_tailErr1REQUIRES_VIOLATION, ldv_list_add_tailErr0REQUIRES_VIOLATION, ldv_dev_get_drvdataErr0REQUIRES_VIOLATION, ldv_dev_get_drvdataErr1REQUIRES_VIOLATION, ldv_msg_allocErr0REQUIRES_VIOLATION, ldv_msg_allocErr1REQUIRES_VIOLATION]=== [2019-01-13 23:09:01,425 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-01-13 23:09:01,425 INFO L82 PathProgramCache]: Analyzing trace with hash -2121913205, now seen corresponding path program 1 times [2019-01-13 23:09:01,426 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2019-01-13 23:09:01,426 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2019-01-13 23:09:01,428 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-01-13 23:09:01,428 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-01-13 23:09:01,428 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-01-13 23:09:01,443 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-01-13 23:09:01,574 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-01-13 23:09:01,575 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-01-13 23:09:01,575 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2019-01-13 23:09:01,575 INFO L459 AbstractCegarLoop]: Interpolant automaton has 5 states [2019-01-13 23:09:01,575 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2019-01-13 23:09:01,576 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2019-01-13 23:09:01,576 INFO L87 Difference]: Start difference. First operand 152 states and 162 transitions. Second operand 5 states. [2019-01-13 23:09:01,603 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-01-13 23:09:01,606 INFO L93 Difference]: Finished difference Result 151 states and 159 transitions. [2019-01-13 23:09:01,607 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2019-01-13 23:09:01,607 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 17 [2019-01-13 23:09:01,608 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-01-13 23:09:01,609 INFO L225 Difference]: With dead ends: 151 [2019-01-13 23:09:01,609 INFO L226 Difference]: Without dead ends: 151 [2019-01-13 23:09:01,611 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 [2019-01-13 23:09:01,612 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 151 states. [2019-01-13 23:09:01,625 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 151 to 149. [2019-01-13 23:09:01,626 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 149 states. [2019-01-13 23:09:01,629 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 149 states to 149 states and 157 transitions. [2019-01-13 23:09:01,629 INFO L78 Accepts]: Start accepts. Automaton has 149 states and 157 transitions. Word has length 17 [2019-01-13 23:09:01,629 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-01-13 23:09:01,629 INFO L480 AbstractCegarLoop]: Abstraction has 149 states and 157 transitions. [2019-01-13 23:09:01,630 INFO L481 AbstractCegarLoop]: Interpolant automaton has 5 states. [2019-01-13 23:09:01,630 INFO L276 IsEmpty]: Start isEmpty. Operand 149 states and 157 transitions. [2019-01-13 23:09:01,632 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 30 [2019-01-13 23:09:01,632 INFO L394 BasicCegarLoop]: Found error trace [2019-01-13 23:09:01,632 INFO L402 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-01-13 23:09:01,633 INFO L423 AbstractCegarLoop]: === Iteration 4 === [ldv_kref_initErr0REQUIRES_VIOLATION, ldv_kref_initErr1REQUIRES_VIOLATION, ldv_list_addErr1REQUIRES_VIOLATION, ldv_list_addErr0REQUIRES_VIOLATION, ldv_kobject_createErr0REQUIRES_VIOLATION, ldv_kobject_createErr1REQUIRES_VIOLATION, ldv_destroy_msgsErr4REQUIRES_VIOLATION, ldv_destroy_msgsErr5REQUIRES_VIOLATION, ldv_destroy_msgsErr0REQUIRES_VIOLATION, ldv_destroy_msgsErr1REQUIRES_VIOLATION, ldv_destroy_msgsErr2REQUIRES_VIOLATION, ldv_destroy_msgsErr3REQUIRES_VIOLATION, ldv_msg_fillErr0REQUIRES_VIOLATION, ldv_msg_fillErr5REQUIRES_VIOLATION, ldv_msg_fillErr4REQUIRES_VIOLATION, ldv_msg_fillErr3REQUIRES_VIOLATION, ldv_msg_fillErr1REQUIRES_VIOLATION, ldv_msg_fillErr2REQUIRES_VIOLATION, ldv_atomic_add_returnErr1REQUIRES_VIOLATION, ldv_atomic_add_returnErr2REQUIRES_VIOLATION, ldv_atomic_add_returnErr3REQUIRES_VIOLATION, ldv_atomic_add_returnErr0REQUIRES_VIOLATION, __ldv_list_delErr0REQUIRES_VIOLATION, __ldv_list_delErr2REQUIRES_VIOLATION, __ldv_list_delErr1REQUIRES_VIOLATION, __ldv_list_delErr3REQUIRES_VIOLATION, ldv_kobject_cleanupErr3ASSERT_VIOLATIONMEMORY_FREE, ldv_kobject_cleanupErr7ASSERT_VIOLATIONMEMORY_FREE, ldv_kobject_cleanupErr1REQUIRES_VIOLATION, ldv_kobject_cleanupErr0REQUIRES_VIOLATION, ldv_kobject_cleanupErr2ASSERT_VIOLATIONMEMORY_FREE, ldv_kobject_cleanupErr4ASSERT_VIOLATIONMEMORY_FREE, ldv_kobject_cleanupErr6ASSERT_VIOLATIONMEMORY_FREE, ldv_kobject_cleanupErr5ASSERT_VIOLATIONMEMORY_FREE, ldv_msg_freeErr7ASSERT_VIOLATIONMEMORY_FREE, ldv_msg_freeErr6ASSERT_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_HEADErr1REQUIRES_VIOLATION, LDV_INIT_LIST_HEADErr2REQUIRES_VIOLATION, LDV_INIT_LIST_HEADErr3REQUIRES_VIOLATION, LDV_INIT_LIST_HEADErr0REQUIRES_VIOLATION, ldv_list_delErr1REQUIRES_VIOLATION, ldv_list_delErr2REQUIRES_VIOLATION, ldv_list_delErr3REQUIRES_VIOLATION, ldv_list_delErr0REQUIRES_VIOLATION, __ldv_list_addErr4REQUIRES_VIOLATION, __ldv_list_addErr6REQUIRES_VIOLATION, __ldv_list_addErr5REQUIRES_VIOLATION, __ldv_list_addErr0REQUIRES_VIOLATION, __ldv_list_addErr7REQUIRES_VIOLATION, __ldv_list_addErr2REQUIRES_VIOLATION, __ldv_list_addErr1REQUIRES_VIOLATION, __ldv_list_addErr3REQUIRES_VIOLATION, ldv_dev_set_drvdataErr1REQUIRES_VIOLATION, ldv_dev_set_drvdataErr0REQUIRES_VIOLATION, ldv_atomic_sub_returnErr1REQUIRES_VIOLATION, ldv_atomic_sub_returnErr2REQUIRES_VIOLATION, ldv_atomic_sub_returnErr3REQUIRES_VIOLATION, ldv_atomic_sub_returnErr0REQUIRES_VIOLATION, ldv_list_add_tailErr1REQUIRES_VIOLATION, ldv_list_add_tailErr0REQUIRES_VIOLATION, ldv_dev_get_drvdataErr0REQUIRES_VIOLATION, ldv_dev_get_drvdataErr1REQUIRES_VIOLATION, ldv_msg_allocErr0REQUIRES_VIOLATION, ldv_msg_allocErr1REQUIRES_VIOLATION]=== [2019-01-13 23:09:01,633 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-01-13 23:09:01,633 INFO L82 PathProgramCache]: Analyzing trace with hash 1623433995, now seen corresponding path program 1 times [2019-01-13 23:09:01,633 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2019-01-13 23:09:01,636 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2019-01-13 23:09:01,638 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-01-13 23:09:01,638 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-01-13 23:09:01,638 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-01-13 23:09:01,654 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-01-13 23:09:01,711 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-01-13 23:09:01,712 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-01-13 23:09:01,712 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2019-01-13 23:09:01,713 INFO L459 AbstractCegarLoop]: Interpolant automaton has 5 states [2019-01-13 23:09:01,713 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2019-01-13 23:09:01,713 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2019-01-13 23:09:01,714 INFO L87 Difference]: Start difference. First operand 149 states and 157 transitions. Second operand 5 states. [2019-01-13 23:09:01,785 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-01-13 23:09:01,785 INFO L93 Difference]: Finished difference Result 151 states and 158 transitions. [2019-01-13 23:09:01,790 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2019-01-13 23:09:01,790 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 29 [2019-01-13 23:09:01,791 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-01-13 23:09:01,796 INFO L225 Difference]: With dead ends: 151 [2019-01-13 23:09:01,796 INFO L226 Difference]: Without dead ends: 151 [2019-01-13 23:09:01,797 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 [2019-01-13 23:09:01,797 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 151 states. [2019-01-13 23:09:01,814 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 151 to 149. [2019-01-13 23:09:01,817 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 149 states. [2019-01-13 23:09:01,820 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 149 states to 149 states and 156 transitions. [2019-01-13 23:09:01,820 INFO L78 Accepts]: Start accepts. Automaton has 149 states and 156 transitions. Word has length 29 [2019-01-13 23:09:01,821 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-01-13 23:09:01,821 INFO L480 AbstractCegarLoop]: Abstraction has 149 states and 156 transitions. [2019-01-13 23:09:01,821 INFO L481 AbstractCegarLoop]: Interpolant automaton has 5 states. [2019-01-13 23:09:01,821 INFO L276 IsEmpty]: Start isEmpty. Operand 149 states and 156 transitions. [2019-01-13 23:09:01,823 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 30 [2019-01-13 23:09:01,824 INFO L394 BasicCegarLoop]: Found error trace [2019-01-13 23:09:01,824 INFO L402 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-01-13 23:09:01,825 INFO L423 AbstractCegarLoop]: === Iteration 5 === [ldv_kref_initErr0REQUIRES_VIOLATION, ldv_kref_initErr1REQUIRES_VIOLATION, ldv_list_addErr1REQUIRES_VIOLATION, ldv_list_addErr0REQUIRES_VIOLATION, ldv_kobject_createErr0REQUIRES_VIOLATION, ldv_kobject_createErr1REQUIRES_VIOLATION, ldv_destroy_msgsErr4REQUIRES_VIOLATION, ldv_destroy_msgsErr5REQUIRES_VIOLATION, ldv_destroy_msgsErr0REQUIRES_VIOLATION, ldv_destroy_msgsErr1REQUIRES_VIOLATION, ldv_destroy_msgsErr2REQUIRES_VIOLATION, ldv_destroy_msgsErr3REQUIRES_VIOLATION, ldv_msg_fillErr0REQUIRES_VIOLATION, ldv_msg_fillErr5REQUIRES_VIOLATION, ldv_msg_fillErr4REQUIRES_VIOLATION, ldv_msg_fillErr3REQUIRES_VIOLATION, ldv_msg_fillErr1REQUIRES_VIOLATION, ldv_msg_fillErr2REQUIRES_VIOLATION, ldv_atomic_add_returnErr1REQUIRES_VIOLATION, ldv_atomic_add_returnErr2REQUIRES_VIOLATION, ldv_atomic_add_returnErr3REQUIRES_VIOLATION, ldv_atomic_add_returnErr0REQUIRES_VIOLATION, __ldv_list_delErr0REQUIRES_VIOLATION, __ldv_list_delErr2REQUIRES_VIOLATION, __ldv_list_delErr1REQUIRES_VIOLATION, __ldv_list_delErr3REQUIRES_VIOLATION, ldv_kobject_cleanupErr3ASSERT_VIOLATIONMEMORY_FREE, ldv_kobject_cleanupErr7ASSERT_VIOLATIONMEMORY_FREE, ldv_kobject_cleanupErr1REQUIRES_VIOLATION, ldv_kobject_cleanupErr0REQUIRES_VIOLATION, ldv_kobject_cleanupErr2ASSERT_VIOLATIONMEMORY_FREE, ldv_kobject_cleanupErr4ASSERT_VIOLATIONMEMORY_FREE, ldv_kobject_cleanupErr6ASSERT_VIOLATIONMEMORY_FREE, ldv_kobject_cleanupErr5ASSERT_VIOLATIONMEMORY_FREE, ldv_msg_freeErr7ASSERT_VIOLATIONMEMORY_FREE, ldv_msg_freeErr6ASSERT_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_HEADErr1REQUIRES_VIOLATION, LDV_INIT_LIST_HEADErr2REQUIRES_VIOLATION, LDV_INIT_LIST_HEADErr3REQUIRES_VIOLATION, LDV_INIT_LIST_HEADErr0REQUIRES_VIOLATION, ldv_list_delErr1REQUIRES_VIOLATION, ldv_list_delErr2REQUIRES_VIOLATION, ldv_list_delErr3REQUIRES_VIOLATION, ldv_list_delErr0REQUIRES_VIOLATION, __ldv_list_addErr4REQUIRES_VIOLATION, __ldv_list_addErr6REQUIRES_VIOLATION, __ldv_list_addErr5REQUIRES_VIOLATION, __ldv_list_addErr0REQUIRES_VIOLATION, __ldv_list_addErr7REQUIRES_VIOLATION, __ldv_list_addErr2REQUIRES_VIOLATION, __ldv_list_addErr1REQUIRES_VIOLATION, __ldv_list_addErr3REQUIRES_VIOLATION, ldv_dev_set_drvdataErr1REQUIRES_VIOLATION, ldv_dev_set_drvdataErr0REQUIRES_VIOLATION, ldv_atomic_sub_returnErr1REQUIRES_VIOLATION, ldv_atomic_sub_returnErr2REQUIRES_VIOLATION, ldv_atomic_sub_returnErr3REQUIRES_VIOLATION, ldv_atomic_sub_returnErr0REQUIRES_VIOLATION, ldv_list_add_tailErr1REQUIRES_VIOLATION, ldv_list_add_tailErr0REQUIRES_VIOLATION, ldv_dev_get_drvdataErr0REQUIRES_VIOLATION, ldv_dev_get_drvdataErr1REQUIRES_VIOLATION, ldv_msg_allocErr0REQUIRES_VIOLATION, ldv_msg_allocErr1REQUIRES_VIOLATION]=== [2019-01-13 23:09:01,825 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-01-13 23:09:01,826 INFO L82 PathProgramCache]: Analyzing trace with hash 626361642, now seen corresponding path program 1 times [2019-01-13 23:09:01,826 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2019-01-13 23:09:01,826 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2019-01-13 23:09:01,828 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-01-13 23:09:01,830 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-01-13 23:09:01,830 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-01-13 23:09:01,849 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-01-13 23:09:02,076 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-01-13 23:09:02,076 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-01-13 23:09:02,077 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [9] imperfect sequences [] total 9 [2019-01-13 23:09:02,077 INFO L459 AbstractCegarLoop]: Interpolant automaton has 9 states [2019-01-13 23:09:02,078 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2019-01-13 23:09:02,078 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=15, Invalid=57, Unknown=0, NotChecked=0, Total=72 [2019-01-13 23:09:02,079 INFO L87 Difference]: Start difference. First operand 149 states and 156 transitions. Second operand 9 states. [2019-01-13 23:09:02,554 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-01-13 23:09:02,554 INFO L93 Difference]: Finished difference Result 169 states and 177 transitions. [2019-01-13 23:09:02,555 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2019-01-13 23:09:02,555 INFO L78 Accepts]: Start accepts. Automaton has 9 states. Word has length 29 [2019-01-13 23:09:02,556 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-01-13 23:09:02,557 INFO L225 Difference]: With dead ends: 169 [2019-01-13 23:09:02,558 INFO L226 Difference]: Without dead ends: 169 [2019-01-13 23:09:02,558 INFO L631 BasicCegarLoop]: 0 DeclaredPredicates, 11 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 9 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=23, Invalid=87, Unknown=0, NotChecked=0, Total=110 [2019-01-13 23:09:02,563 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 169 states. [2019-01-13 23:09:02,587 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 169 to 163. [2019-01-13 23:09:02,589 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 163 states. [2019-01-13 23:09:02,590 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 163 states to 163 states and 170 transitions. [2019-01-13 23:09:02,594 INFO L78 Accepts]: Start accepts. Automaton has 163 states and 170 transitions. Word has length 29 [2019-01-13 23:09:02,594 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-01-13 23:09:02,594 INFO L480 AbstractCegarLoop]: Abstraction has 163 states and 170 transitions. [2019-01-13 23:09:02,594 INFO L481 AbstractCegarLoop]: Interpolant automaton has 9 states. [2019-01-13 23:09:02,595 INFO L276 IsEmpty]: Start isEmpty. Operand 163 states and 170 transitions. [2019-01-13 23:09:02,596 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2019-01-13 23:09:02,596 INFO L394 BasicCegarLoop]: Found error trace [2019-01-13 23:09:02,596 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] [2019-01-13 23:09:02,603 INFO L423 AbstractCegarLoop]: === Iteration 6 === [ldv_kref_initErr0REQUIRES_VIOLATION, ldv_kref_initErr1REQUIRES_VIOLATION, ldv_list_addErr1REQUIRES_VIOLATION, ldv_list_addErr0REQUIRES_VIOLATION, ldv_kobject_createErr0REQUIRES_VIOLATION, ldv_kobject_createErr1REQUIRES_VIOLATION, ldv_destroy_msgsErr4REQUIRES_VIOLATION, ldv_destroy_msgsErr5REQUIRES_VIOLATION, ldv_destroy_msgsErr0REQUIRES_VIOLATION, ldv_destroy_msgsErr1REQUIRES_VIOLATION, ldv_destroy_msgsErr2REQUIRES_VIOLATION, ldv_destroy_msgsErr3REQUIRES_VIOLATION, ldv_msg_fillErr0REQUIRES_VIOLATION, ldv_msg_fillErr5REQUIRES_VIOLATION, ldv_msg_fillErr4REQUIRES_VIOLATION, ldv_msg_fillErr3REQUIRES_VIOLATION, ldv_msg_fillErr1REQUIRES_VIOLATION, ldv_msg_fillErr2REQUIRES_VIOLATION, ldv_atomic_add_returnErr1REQUIRES_VIOLATION, ldv_atomic_add_returnErr2REQUIRES_VIOLATION, ldv_atomic_add_returnErr3REQUIRES_VIOLATION, ldv_atomic_add_returnErr0REQUIRES_VIOLATION, __ldv_list_delErr0REQUIRES_VIOLATION, __ldv_list_delErr2REQUIRES_VIOLATION, __ldv_list_delErr1REQUIRES_VIOLATION, __ldv_list_delErr3REQUIRES_VIOLATION, ldv_kobject_cleanupErr3ASSERT_VIOLATIONMEMORY_FREE, ldv_kobject_cleanupErr7ASSERT_VIOLATIONMEMORY_FREE, ldv_kobject_cleanupErr1REQUIRES_VIOLATION, ldv_kobject_cleanupErr0REQUIRES_VIOLATION, ldv_kobject_cleanupErr2ASSERT_VIOLATIONMEMORY_FREE, ldv_kobject_cleanupErr4ASSERT_VIOLATIONMEMORY_FREE, ldv_kobject_cleanupErr6ASSERT_VIOLATIONMEMORY_FREE, ldv_kobject_cleanupErr5ASSERT_VIOLATIONMEMORY_FREE, ldv_msg_freeErr7ASSERT_VIOLATIONMEMORY_FREE, ldv_msg_freeErr6ASSERT_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_HEADErr1REQUIRES_VIOLATION, LDV_INIT_LIST_HEADErr2REQUIRES_VIOLATION, LDV_INIT_LIST_HEADErr3REQUIRES_VIOLATION, LDV_INIT_LIST_HEADErr0REQUIRES_VIOLATION, ldv_list_delErr1REQUIRES_VIOLATION, ldv_list_delErr2REQUIRES_VIOLATION, ldv_list_delErr3REQUIRES_VIOLATION, ldv_list_delErr0REQUIRES_VIOLATION, __ldv_list_addErr4REQUIRES_VIOLATION, __ldv_list_addErr6REQUIRES_VIOLATION, __ldv_list_addErr5REQUIRES_VIOLATION, __ldv_list_addErr0REQUIRES_VIOLATION, __ldv_list_addErr7REQUIRES_VIOLATION, __ldv_list_addErr2REQUIRES_VIOLATION, __ldv_list_addErr1REQUIRES_VIOLATION, __ldv_list_addErr3REQUIRES_VIOLATION, ldv_dev_set_drvdataErr1REQUIRES_VIOLATION, ldv_dev_set_drvdataErr0REQUIRES_VIOLATION, ldv_atomic_sub_returnErr1REQUIRES_VIOLATION, ldv_atomic_sub_returnErr2REQUIRES_VIOLATION, ldv_atomic_sub_returnErr3REQUIRES_VIOLATION, ldv_atomic_sub_returnErr0REQUIRES_VIOLATION, ldv_list_add_tailErr1REQUIRES_VIOLATION, ldv_list_add_tailErr0REQUIRES_VIOLATION, ldv_dev_get_drvdataErr0REQUIRES_VIOLATION, ldv_dev_get_drvdataErr1REQUIRES_VIOLATION, ldv_msg_allocErr0REQUIRES_VIOLATION, ldv_msg_allocErr1REQUIRES_VIOLATION]=== [2019-01-13 23:09:02,604 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-01-13 23:09:02,604 INFO L82 PathProgramCache]: Analyzing trace with hash -1047669324, now seen corresponding path program 1 times [2019-01-13 23:09:02,604 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2019-01-13 23:09:02,604 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2019-01-13 23:09:02,609 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-01-13 23:09:02,609 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-01-13 23:09:02,610 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-01-13 23:09:02,642 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-01-13 23:09:02,799 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-01-13 23:09:02,800 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-01-13 23:09:02,800 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [10] imperfect sequences [] total 10 [2019-01-13 23:09:02,801 INFO L459 AbstractCegarLoop]: Interpolant automaton has 11 states [2019-01-13 23:09:02,801 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 11 interpolants. [2019-01-13 23:09:02,801 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=19, Invalid=91, Unknown=0, NotChecked=0, Total=110 [2019-01-13 23:09:02,801 INFO L87 Difference]: Start difference. First operand 163 states and 170 transitions. Second operand 11 states. [2019-01-13 23:09:03,336 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-01-13 23:09:03,337 INFO L93 Difference]: Finished difference Result 162 states and 169 transitions. [2019-01-13 23:09:03,338 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2019-01-13 23:09:03,339 INFO L78 Accepts]: Start accepts. Automaton has 11 states. Word has length 32 [2019-01-13 23:09:03,339 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-01-13 23:09:03,340 INFO L225 Difference]: With dead ends: 162 [2019-01-13 23:09:03,341 INFO L226 Difference]: Without dead ends: 162 [2019-01-13 23:09:03,341 INFO L631 BasicCegarLoop]: 0 DeclaredPredicates, 13 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 12 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 3 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=31, Invalid=151, Unknown=0, NotChecked=0, Total=182 [2019-01-13 23:09:03,342 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 162 states. [2019-01-13 23:09:03,349 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 162 to 162. [2019-01-13 23:09:03,349 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 162 states. [2019-01-13 23:09:03,350 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 162 states to 162 states and 169 transitions. [2019-01-13 23:09:03,350 INFO L78 Accepts]: Start accepts. Automaton has 162 states and 169 transitions. Word has length 32 [2019-01-13 23:09:03,351 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-01-13 23:09:03,351 INFO L480 AbstractCegarLoop]: Abstraction has 162 states and 169 transitions. [2019-01-13 23:09:03,351 INFO L481 AbstractCegarLoop]: Interpolant automaton has 11 states. [2019-01-13 23:09:03,351 INFO L276 IsEmpty]: Start isEmpty. Operand 162 states and 169 transitions. [2019-01-13 23:09:03,352 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2019-01-13 23:09:03,352 INFO L394 BasicCegarLoop]: Found error trace [2019-01-13 23:09:03,353 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] [2019-01-13 23:09:03,353 INFO L423 AbstractCegarLoop]: === Iteration 7 === [ldv_kref_initErr0REQUIRES_VIOLATION, ldv_kref_initErr1REQUIRES_VIOLATION, ldv_list_addErr1REQUIRES_VIOLATION, ldv_list_addErr0REQUIRES_VIOLATION, ldv_kobject_createErr0REQUIRES_VIOLATION, ldv_kobject_createErr1REQUIRES_VIOLATION, ldv_destroy_msgsErr4REQUIRES_VIOLATION, ldv_destroy_msgsErr5REQUIRES_VIOLATION, ldv_destroy_msgsErr0REQUIRES_VIOLATION, ldv_destroy_msgsErr1REQUIRES_VIOLATION, ldv_destroy_msgsErr2REQUIRES_VIOLATION, ldv_destroy_msgsErr3REQUIRES_VIOLATION, ldv_msg_fillErr0REQUIRES_VIOLATION, ldv_msg_fillErr5REQUIRES_VIOLATION, ldv_msg_fillErr4REQUIRES_VIOLATION, ldv_msg_fillErr3REQUIRES_VIOLATION, ldv_msg_fillErr1REQUIRES_VIOLATION, ldv_msg_fillErr2REQUIRES_VIOLATION, ldv_atomic_add_returnErr1REQUIRES_VIOLATION, ldv_atomic_add_returnErr2REQUIRES_VIOLATION, ldv_atomic_add_returnErr3REQUIRES_VIOLATION, ldv_atomic_add_returnErr0REQUIRES_VIOLATION, __ldv_list_delErr0REQUIRES_VIOLATION, __ldv_list_delErr2REQUIRES_VIOLATION, __ldv_list_delErr1REQUIRES_VIOLATION, __ldv_list_delErr3REQUIRES_VIOLATION, ldv_kobject_cleanupErr3ASSERT_VIOLATIONMEMORY_FREE, ldv_kobject_cleanupErr7ASSERT_VIOLATIONMEMORY_FREE, ldv_kobject_cleanupErr1REQUIRES_VIOLATION, ldv_kobject_cleanupErr0REQUIRES_VIOLATION, ldv_kobject_cleanupErr2ASSERT_VIOLATIONMEMORY_FREE, ldv_kobject_cleanupErr4ASSERT_VIOLATIONMEMORY_FREE, ldv_kobject_cleanupErr6ASSERT_VIOLATIONMEMORY_FREE, ldv_kobject_cleanupErr5ASSERT_VIOLATIONMEMORY_FREE, ldv_msg_freeErr7ASSERT_VIOLATIONMEMORY_FREE, ldv_msg_freeErr6ASSERT_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_HEADErr1REQUIRES_VIOLATION, LDV_INIT_LIST_HEADErr2REQUIRES_VIOLATION, LDV_INIT_LIST_HEADErr3REQUIRES_VIOLATION, LDV_INIT_LIST_HEADErr0REQUIRES_VIOLATION, ldv_list_delErr1REQUIRES_VIOLATION, ldv_list_delErr2REQUIRES_VIOLATION, ldv_list_delErr3REQUIRES_VIOLATION, ldv_list_delErr0REQUIRES_VIOLATION, __ldv_list_addErr4REQUIRES_VIOLATION, __ldv_list_addErr6REQUIRES_VIOLATION, __ldv_list_addErr5REQUIRES_VIOLATION, __ldv_list_addErr0REQUIRES_VIOLATION, __ldv_list_addErr7REQUIRES_VIOLATION, __ldv_list_addErr2REQUIRES_VIOLATION, __ldv_list_addErr1REQUIRES_VIOLATION, __ldv_list_addErr3REQUIRES_VIOLATION, ldv_dev_set_drvdataErr1REQUIRES_VIOLATION, ldv_dev_set_drvdataErr0REQUIRES_VIOLATION, ldv_atomic_sub_returnErr1REQUIRES_VIOLATION, ldv_atomic_sub_returnErr2REQUIRES_VIOLATION, ldv_atomic_sub_returnErr3REQUIRES_VIOLATION, ldv_atomic_sub_returnErr0REQUIRES_VIOLATION, ldv_list_add_tailErr1REQUIRES_VIOLATION, ldv_list_add_tailErr0REQUIRES_VIOLATION, ldv_dev_get_drvdataErr0REQUIRES_VIOLATION, ldv_dev_get_drvdataErr1REQUIRES_VIOLATION, ldv_msg_allocErr0REQUIRES_VIOLATION, ldv_msg_allocErr1REQUIRES_VIOLATION]=== [2019-01-13 23:09:03,353 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-01-13 23:09:03,354 INFO L82 PathProgramCache]: Analyzing trace with hash -1047669323, now seen corresponding path program 1 times [2019-01-13 23:09:03,354 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2019-01-13 23:09:03,354 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2019-01-13 23:09:03,355 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-01-13 23:09:03,355 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-01-13 23:09:03,356 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-01-13 23:09:03,369 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-01-13 23:09:03,442 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-01-13 23:09:03,442 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-01-13 23:09:03,442 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2019-01-13 23:09:03,443 INFO L459 AbstractCegarLoop]: Interpolant automaton has 4 states [2019-01-13 23:09:03,443 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2019-01-13 23:09:03,443 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2019-01-13 23:09:03,444 INFO L87 Difference]: Start difference. First operand 162 states and 169 transitions. Second operand 4 states. [2019-01-13 23:09:03,530 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-01-13 23:09:03,530 INFO L93 Difference]: Finished difference Result 165 states and 172 transitions. [2019-01-13 23:09:03,534 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2019-01-13 23:09:03,534 INFO L78 Accepts]: Start accepts. Automaton has 4 states. Word has length 32 [2019-01-13 23:09:03,534 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-01-13 23:09:03,537 INFO L225 Difference]: With dead ends: 165 [2019-01-13 23:09:03,538 INFO L226 Difference]: Without dead ends: 163 [2019-01-13 23:09:03,538 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 [2019-01-13 23:09:03,539 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 163 states. [2019-01-13 23:09:03,569 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 163 to 163. [2019-01-13 23:09:03,569 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 163 states. [2019-01-13 23:09:03,573 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 163 states to 163 states and 170 transitions. [2019-01-13 23:09:03,573 INFO L78 Accepts]: Start accepts. Automaton has 163 states and 170 transitions. Word has length 32 [2019-01-13 23:09:03,574 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-01-13 23:09:03,574 INFO L480 AbstractCegarLoop]: Abstraction has 163 states and 170 transitions. [2019-01-13 23:09:03,574 INFO L481 AbstractCegarLoop]: Interpolant automaton has 4 states. [2019-01-13 23:09:03,574 INFO L276 IsEmpty]: Start isEmpty. Operand 163 states and 170 transitions. [2019-01-13 23:09:03,575 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 34 [2019-01-13 23:09:03,575 INFO L394 BasicCegarLoop]: Found error trace [2019-01-13 23:09:03,575 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] [2019-01-13 23:09:03,576 INFO L423 AbstractCegarLoop]: === Iteration 8 === [ldv_kref_initErr0REQUIRES_VIOLATION, ldv_kref_initErr1REQUIRES_VIOLATION, ldv_list_addErr1REQUIRES_VIOLATION, ldv_list_addErr0REQUIRES_VIOLATION, ldv_kobject_createErr0REQUIRES_VIOLATION, ldv_kobject_createErr1REQUIRES_VIOLATION, ldv_destroy_msgsErr4REQUIRES_VIOLATION, ldv_destroy_msgsErr5REQUIRES_VIOLATION, ldv_destroy_msgsErr0REQUIRES_VIOLATION, ldv_destroy_msgsErr1REQUIRES_VIOLATION, ldv_destroy_msgsErr2REQUIRES_VIOLATION, ldv_destroy_msgsErr3REQUIRES_VIOLATION, ldv_msg_fillErr0REQUIRES_VIOLATION, ldv_msg_fillErr5REQUIRES_VIOLATION, ldv_msg_fillErr4REQUIRES_VIOLATION, ldv_msg_fillErr3REQUIRES_VIOLATION, ldv_msg_fillErr1REQUIRES_VIOLATION, ldv_msg_fillErr2REQUIRES_VIOLATION, ldv_atomic_add_returnErr1REQUIRES_VIOLATION, ldv_atomic_add_returnErr2REQUIRES_VIOLATION, ldv_atomic_add_returnErr3REQUIRES_VIOLATION, ldv_atomic_add_returnErr0REQUIRES_VIOLATION, __ldv_list_delErr0REQUIRES_VIOLATION, __ldv_list_delErr2REQUIRES_VIOLATION, __ldv_list_delErr1REQUIRES_VIOLATION, __ldv_list_delErr3REQUIRES_VIOLATION, ldv_kobject_cleanupErr3ASSERT_VIOLATIONMEMORY_FREE, ldv_kobject_cleanupErr7ASSERT_VIOLATIONMEMORY_FREE, ldv_kobject_cleanupErr1REQUIRES_VIOLATION, ldv_kobject_cleanupErr0REQUIRES_VIOLATION, ldv_kobject_cleanupErr2ASSERT_VIOLATIONMEMORY_FREE, ldv_kobject_cleanupErr4ASSERT_VIOLATIONMEMORY_FREE, ldv_kobject_cleanupErr6ASSERT_VIOLATIONMEMORY_FREE, ldv_kobject_cleanupErr5ASSERT_VIOLATIONMEMORY_FREE, ldv_msg_freeErr7ASSERT_VIOLATIONMEMORY_FREE, ldv_msg_freeErr6ASSERT_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_HEADErr1REQUIRES_VIOLATION, LDV_INIT_LIST_HEADErr2REQUIRES_VIOLATION, LDV_INIT_LIST_HEADErr3REQUIRES_VIOLATION, LDV_INIT_LIST_HEADErr0REQUIRES_VIOLATION, ldv_list_delErr1REQUIRES_VIOLATION, ldv_list_delErr2REQUIRES_VIOLATION, ldv_list_delErr3REQUIRES_VIOLATION, ldv_list_delErr0REQUIRES_VIOLATION, __ldv_list_addErr4REQUIRES_VIOLATION, __ldv_list_addErr6REQUIRES_VIOLATION, __ldv_list_addErr5REQUIRES_VIOLATION, __ldv_list_addErr0REQUIRES_VIOLATION, __ldv_list_addErr7REQUIRES_VIOLATION, __ldv_list_addErr2REQUIRES_VIOLATION, __ldv_list_addErr1REQUIRES_VIOLATION, __ldv_list_addErr3REQUIRES_VIOLATION, ldv_dev_set_drvdataErr1REQUIRES_VIOLATION, ldv_dev_set_drvdataErr0REQUIRES_VIOLATION, ldv_atomic_sub_returnErr1REQUIRES_VIOLATION, ldv_atomic_sub_returnErr2REQUIRES_VIOLATION, ldv_atomic_sub_returnErr3REQUIRES_VIOLATION, ldv_atomic_sub_returnErr0REQUIRES_VIOLATION, ldv_list_add_tailErr1REQUIRES_VIOLATION, ldv_list_add_tailErr0REQUIRES_VIOLATION, ldv_dev_get_drvdataErr0REQUIRES_VIOLATION, ldv_dev_get_drvdataErr1REQUIRES_VIOLATION, ldv_msg_allocErr0REQUIRES_VIOLATION, ldv_msg_allocErr1REQUIRES_VIOLATION]=== [2019-01-13 23:09:03,580 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-01-13 23:09:03,580 INFO L82 PathProgramCache]: Analyzing trace with hash 1329192344, now seen corresponding path program 1 times [2019-01-13 23:09:03,580 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2019-01-13 23:09:03,580 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2019-01-13 23:09:03,582 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-01-13 23:09:03,582 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-01-13 23:09:03,582 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-01-13 23:09:03,595 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-01-13 23:09:03,666 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-01-13 23:09:03,666 INFO L300 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2019-01-13 23:09:03,666 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 [2019-01-13 23:09:03,681 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-01-13 23:09:03,732 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-01-13 23:09:03,741 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2019-01-13 23:09:03,840 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-01-13 23:09:03,862 INFO L312 seRefinementStrategy]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2019-01-13 23:09:03,862 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [] imperfect sequences [5, 5] total 6 [2019-01-13 23:09:03,862 INFO L459 AbstractCegarLoop]: Interpolant automaton has 6 states [2019-01-13 23:09:03,863 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2019-01-13 23:09:03,863 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=12, Invalid=18, Unknown=0, NotChecked=0, Total=30 [2019-01-13 23:09:03,863 INFO L87 Difference]: Start difference. First operand 163 states and 170 transitions. Second operand 6 states. [2019-01-13 23:09:03,897 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-01-13 23:09:03,897 INFO L93 Difference]: Finished difference Result 166 states and 173 transitions. [2019-01-13 23:09:03,899 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2019-01-13 23:09:03,899 INFO L78 Accepts]: Start accepts. Automaton has 6 states. Word has length 33 [2019-01-13 23:09:03,899 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-01-13 23:09:03,900 INFO L225 Difference]: With dead ends: 166 [2019-01-13 23:09:03,901 INFO L226 Difference]: Without dead ends: 164 [2019-01-13 23:09:03,901 INFO L631 BasicCegarLoop]: 0 DeclaredPredicates, 38 GetRequests, 33 SyntacticMatches, 0 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=16, Invalid=26, Unknown=0, NotChecked=0, Total=42 [2019-01-13 23:09:03,902 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 164 states. [2019-01-13 23:09:03,917 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 164 to 164. [2019-01-13 23:09:03,917 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 164 states. [2019-01-13 23:09:03,918 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 164 states to 164 states and 171 transitions. [2019-01-13 23:09:03,918 INFO L78 Accepts]: Start accepts. Automaton has 164 states and 171 transitions. Word has length 33 [2019-01-13 23:09:03,919 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-01-13 23:09:03,919 INFO L480 AbstractCegarLoop]: Abstraction has 164 states and 171 transitions. [2019-01-13 23:09:03,920 INFO L481 AbstractCegarLoop]: Interpolant automaton has 6 states. [2019-01-13 23:09:03,920 INFO L276 IsEmpty]: Start isEmpty. Operand 164 states and 171 transitions. [2019-01-13 23:09:03,921 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 35 [2019-01-13 23:09:03,921 INFO L394 BasicCegarLoop]: Found error trace [2019-01-13 23:09:03,921 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] [2019-01-13 23:09:03,922 INFO L423 AbstractCegarLoop]: === Iteration 9 === [ldv_kref_initErr0REQUIRES_VIOLATION, ldv_kref_initErr1REQUIRES_VIOLATION, ldv_list_addErr1REQUIRES_VIOLATION, ldv_list_addErr0REQUIRES_VIOLATION, ldv_kobject_createErr0REQUIRES_VIOLATION, ldv_kobject_createErr1REQUIRES_VIOLATION, ldv_destroy_msgsErr4REQUIRES_VIOLATION, ldv_destroy_msgsErr5REQUIRES_VIOLATION, ldv_destroy_msgsErr0REQUIRES_VIOLATION, ldv_destroy_msgsErr1REQUIRES_VIOLATION, ldv_destroy_msgsErr2REQUIRES_VIOLATION, ldv_destroy_msgsErr3REQUIRES_VIOLATION, ldv_msg_fillErr0REQUIRES_VIOLATION, ldv_msg_fillErr5REQUIRES_VIOLATION, ldv_msg_fillErr4REQUIRES_VIOLATION, ldv_msg_fillErr3REQUIRES_VIOLATION, ldv_msg_fillErr1REQUIRES_VIOLATION, ldv_msg_fillErr2REQUIRES_VIOLATION, ldv_atomic_add_returnErr1REQUIRES_VIOLATION, ldv_atomic_add_returnErr2REQUIRES_VIOLATION, ldv_atomic_add_returnErr3REQUIRES_VIOLATION, ldv_atomic_add_returnErr0REQUIRES_VIOLATION, __ldv_list_delErr0REQUIRES_VIOLATION, __ldv_list_delErr2REQUIRES_VIOLATION, __ldv_list_delErr1REQUIRES_VIOLATION, __ldv_list_delErr3REQUIRES_VIOLATION, ldv_kobject_cleanupErr3ASSERT_VIOLATIONMEMORY_FREE, ldv_kobject_cleanupErr7ASSERT_VIOLATIONMEMORY_FREE, ldv_kobject_cleanupErr1REQUIRES_VIOLATION, ldv_kobject_cleanupErr0REQUIRES_VIOLATION, ldv_kobject_cleanupErr2ASSERT_VIOLATIONMEMORY_FREE, ldv_kobject_cleanupErr4ASSERT_VIOLATIONMEMORY_FREE, ldv_kobject_cleanupErr6ASSERT_VIOLATIONMEMORY_FREE, ldv_kobject_cleanupErr5ASSERT_VIOLATIONMEMORY_FREE, ldv_msg_freeErr7ASSERT_VIOLATIONMEMORY_FREE, ldv_msg_freeErr6ASSERT_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_HEADErr1REQUIRES_VIOLATION, LDV_INIT_LIST_HEADErr2REQUIRES_VIOLATION, LDV_INIT_LIST_HEADErr3REQUIRES_VIOLATION, LDV_INIT_LIST_HEADErr0REQUIRES_VIOLATION, ldv_list_delErr1REQUIRES_VIOLATION, ldv_list_delErr2REQUIRES_VIOLATION, ldv_list_delErr3REQUIRES_VIOLATION, ldv_list_delErr0REQUIRES_VIOLATION, __ldv_list_addErr4REQUIRES_VIOLATION, __ldv_list_addErr6REQUIRES_VIOLATION, __ldv_list_addErr5REQUIRES_VIOLATION, __ldv_list_addErr0REQUIRES_VIOLATION, __ldv_list_addErr7REQUIRES_VIOLATION, __ldv_list_addErr2REQUIRES_VIOLATION, __ldv_list_addErr1REQUIRES_VIOLATION, __ldv_list_addErr3REQUIRES_VIOLATION, ldv_dev_set_drvdataErr1REQUIRES_VIOLATION, ldv_dev_set_drvdataErr0REQUIRES_VIOLATION, ldv_atomic_sub_returnErr1REQUIRES_VIOLATION, ldv_atomic_sub_returnErr2REQUIRES_VIOLATION, ldv_atomic_sub_returnErr3REQUIRES_VIOLATION, ldv_atomic_sub_returnErr0REQUIRES_VIOLATION, ldv_list_add_tailErr1REQUIRES_VIOLATION, ldv_list_add_tailErr0REQUIRES_VIOLATION, ldv_dev_get_drvdataErr0REQUIRES_VIOLATION, ldv_dev_get_drvdataErr1REQUIRES_VIOLATION, ldv_msg_allocErr0REQUIRES_VIOLATION, ldv_msg_allocErr1REQUIRES_VIOLATION]=== [2019-01-13 23:09:03,922 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-01-13 23:09:03,922 INFO L82 PathProgramCache]: Analyzing trace with hash 1997459989, now seen corresponding path program 2 times [2019-01-13 23:09:03,922 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2019-01-13 23:09:03,922 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2019-01-13 23:09:03,924 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-01-13 23:09:03,929 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-01-13 23:09:03,929 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-01-13 23:09:03,958 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-01-13 23:09:04,073 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 3 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-01-13 23:09:04,074 INFO L300 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2019-01-13 23:09:04,074 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 [2019-01-13 23:09:04,097 INFO L103 rtionOrderModulation]: Keeping assertion order OUTSIDE_LOOP_FIRST1 [2019-01-13 23:09:04,146 INFO L249 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST1 issued 1 check-sat command(s) [2019-01-13 23:09:04,146 INFO L250 tOrderPrioritization]: Conjunction of SSA is unsat [2019-01-13 23:09:04,152 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2019-01-13 23:09:04,631 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2019-01-13 23:09:04,650 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 1 imperfect interpolant sequences. [2019-01-13 23:09:04,650 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [12] imperfect sequences [6] total 17 [2019-01-13 23:09:04,651 INFO L459 AbstractCegarLoop]: Interpolant automaton has 17 states [2019-01-13 23:09:04,651 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 17 interpolants. [2019-01-13 23:09:04,651 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=35, Invalid=237, Unknown=0, NotChecked=0, Total=272 [2019-01-13 23:09:04,652 INFO L87 Difference]: Start difference. First operand 164 states and 171 transitions. Second operand 17 states. [2019-01-13 23:09:05,483 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-01-13 23:09:05,483 INFO L93 Difference]: Finished difference Result 166 states and 173 transitions. [2019-01-13 23:09:05,484 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 17 states. [2019-01-13 23:09:05,484 INFO L78 Accepts]: Start accepts. Automaton has 17 states. Word has length 34 [2019-01-13 23:09:05,485 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-01-13 23:09:05,486 INFO L225 Difference]: With dead ends: 166 [2019-01-13 23:09:05,486 INFO L226 Difference]: Without dead ends: 164 [2019-01-13 23:09:05,487 INFO L631 BasicCegarLoop]: 0 DeclaredPredicates, 46 GetRequests, 24 SyntacticMatches, 0 SemanticMatches, 22 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 57 ImplicationChecksByTransitivity, 0.7s TimeCoverageRelationStatistics Valid=71, Invalid=481, Unknown=0, NotChecked=0, Total=552 [2019-01-13 23:09:05,487 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 164 states. [2019-01-13 23:09:05,492 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 164 to 164. [2019-01-13 23:09:05,492 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 164 states. [2019-01-13 23:09:05,493 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 164 states to 164 states and 171 transitions. [2019-01-13 23:09:05,493 INFO L78 Accepts]: Start accepts. Automaton has 164 states and 171 transitions. Word has length 34 [2019-01-13 23:09:05,494 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-01-13 23:09:05,494 INFO L480 AbstractCegarLoop]: Abstraction has 164 states and 171 transitions. [2019-01-13 23:09:05,494 INFO L481 AbstractCegarLoop]: Interpolant automaton has 17 states. [2019-01-13 23:09:05,494 INFO L276 IsEmpty]: Start isEmpty. Operand 164 states and 171 transitions. [2019-01-13 23:09:05,495 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 41 [2019-01-13 23:09:05,495 INFO L394 BasicCegarLoop]: Found error trace [2019-01-13 23:09:05,496 INFO L402 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-01-13 23:09:05,496 INFO L423 AbstractCegarLoop]: === Iteration 10 === [ldv_kref_initErr0REQUIRES_VIOLATION, ldv_kref_initErr1REQUIRES_VIOLATION, ldv_list_addErr1REQUIRES_VIOLATION, ldv_list_addErr0REQUIRES_VIOLATION, ldv_kobject_createErr0REQUIRES_VIOLATION, ldv_kobject_createErr1REQUIRES_VIOLATION, ldv_destroy_msgsErr4REQUIRES_VIOLATION, ldv_destroy_msgsErr5REQUIRES_VIOLATION, ldv_destroy_msgsErr0REQUIRES_VIOLATION, ldv_destroy_msgsErr1REQUIRES_VIOLATION, ldv_destroy_msgsErr2REQUIRES_VIOLATION, ldv_destroy_msgsErr3REQUIRES_VIOLATION, ldv_msg_fillErr0REQUIRES_VIOLATION, ldv_msg_fillErr5REQUIRES_VIOLATION, ldv_msg_fillErr4REQUIRES_VIOLATION, ldv_msg_fillErr3REQUIRES_VIOLATION, ldv_msg_fillErr1REQUIRES_VIOLATION, ldv_msg_fillErr2REQUIRES_VIOLATION, ldv_atomic_add_returnErr1REQUIRES_VIOLATION, ldv_atomic_add_returnErr2REQUIRES_VIOLATION, ldv_atomic_add_returnErr3REQUIRES_VIOLATION, ldv_atomic_add_returnErr0REQUIRES_VIOLATION, __ldv_list_delErr0REQUIRES_VIOLATION, __ldv_list_delErr2REQUIRES_VIOLATION, __ldv_list_delErr1REQUIRES_VIOLATION, __ldv_list_delErr3REQUIRES_VIOLATION, ldv_kobject_cleanupErr3ASSERT_VIOLATIONMEMORY_FREE, ldv_kobject_cleanupErr7ASSERT_VIOLATIONMEMORY_FREE, ldv_kobject_cleanupErr1REQUIRES_VIOLATION, ldv_kobject_cleanupErr0REQUIRES_VIOLATION, ldv_kobject_cleanupErr2ASSERT_VIOLATIONMEMORY_FREE, ldv_kobject_cleanupErr4ASSERT_VIOLATIONMEMORY_FREE, ldv_kobject_cleanupErr6ASSERT_VIOLATIONMEMORY_FREE, ldv_kobject_cleanupErr5ASSERT_VIOLATIONMEMORY_FREE, ldv_msg_freeErr7ASSERT_VIOLATIONMEMORY_FREE, ldv_msg_freeErr6ASSERT_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_HEADErr1REQUIRES_VIOLATION, LDV_INIT_LIST_HEADErr2REQUIRES_VIOLATION, LDV_INIT_LIST_HEADErr3REQUIRES_VIOLATION, LDV_INIT_LIST_HEADErr0REQUIRES_VIOLATION, ldv_list_delErr1REQUIRES_VIOLATION, ldv_list_delErr2REQUIRES_VIOLATION, ldv_list_delErr3REQUIRES_VIOLATION, ldv_list_delErr0REQUIRES_VIOLATION, __ldv_list_addErr4REQUIRES_VIOLATION, __ldv_list_addErr6REQUIRES_VIOLATION, __ldv_list_addErr5REQUIRES_VIOLATION, __ldv_list_addErr0REQUIRES_VIOLATION, __ldv_list_addErr7REQUIRES_VIOLATION, __ldv_list_addErr2REQUIRES_VIOLATION, __ldv_list_addErr1REQUIRES_VIOLATION, __ldv_list_addErr3REQUIRES_VIOLATION, ldv_dev_set_drvdataErr1REQUIRES_VIOLATION, ldv_dev_set_drvdataErr0REQUIRES_VIOLATION, ldv_atomic_sub_returnErr1REQUIRES_VIOLATION, ldv_atomic_sub_returnErr2REQUIRES_VIOLATION, ldv_atomic_sub_returnErr3REQUIRES_VIOLATION, ldv_atomic_sub_returnErr0REQUIRES_VIOLATION, ldv_list_add_tailErr1REQUIRES_VIOLATION, ldv_list_add_tailErr0REQUIRES_VIOLATION, ldv_dev_get_drvdataErr0REQUIRES_VIOLATION, ldv_dev_get_drvdataErr1REQUIRES_VIOLATION, ldv_msg_allocErr0REQUIRES_VIOLATION, ldv_msg_allocErr1REQUIRES_VIOLATION]=== [2019-01-13 23:09:05,496 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-01-13 23:09:05,496 INFO L82 PathProgramCache]: Analyzing trace with hash 1145309211, now seen corresponding path program 1 times [2019-01-13 23:09:05,497 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2019-01-13 23:09:05,497 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2019-01-13 23:09:05,498 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-01-13 23:09:05,498 INFO L101 rtionOrderModulation]: Changing assertion order to NOT_INCREMENTALLY [2019-01-13 23:09:05,498 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-01-13 23:09:05,512 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-01-13 23:09:06,098 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-01-13 23:09:06,099 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-01-13 23:09:06,099 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2019-01-13 23:09:06,099 INFO L459 AbstractCegarLoop]: Interpolant automaton has 7 states [2019-01-13 23:09:06,100 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2019-01-13 23:09:06,100 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=11, Invalid=31, Unknown=0, NotChecked=0, Total=42 [2019-01-13 23:09:06,100 INFO L87 Difference]: Start difference. First operand 164 states and 171 transitions. Second operand 7 states. [2019-01-13 23:09:06,272 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-01-13 23:09:06,272 INFO L93 Difference]: Finished difference Result 173 states and 180 transitions. [2019-01-13 23:09:06,274 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2019-01-13 23:09:06,274 INFO L78 Accepts]: Start accepts. Automaton has 7 states. Word has length 40 [2019-01-13 23:09:06,275 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-01-13 23:09:06,276 INFO L225 Difference]: With dead ends: 173 [2019-01-13 23:09:06,276 INFO L226 Difference]: Without dead ends: 173 [2019-01-13 23:09:06,277 INFO L631 BasicCegarLoop]: 0 DeclaredPredicates, 8 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 6 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.6s TimeCoverageRelationStatistics Valid=15, Invalid=41, Unknown=0, NotChecked=0, Total=56 [2019-01-13 23:09:06,277 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 173 states. [2019-01-13 23:09:06,282 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 173 to 169. [2019-01-13 23:09:06,282 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 169 states. [2019-01-13 23:09:06,284 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 169 states to 169 states and 176 transitions. [2019-01-13 23:09:06,284 INFO L78 Accepts]: Start accepts. Automaton has 169 states and 176 transitions. Word has length 40 [2019-01-13 23:09:06,284 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-01-13 23:09:06,284 INFO L480 AbstractCegarLoop]: Abstraction has 169 states and 176 transitions. [2019-01-13 23:09:06,285 INFO L481 AbstractCegarLoop]: Interpolant automaton has 7 states. [2019-01-13 23:09:06,286 INFO L276 IsEmpty]: Start isEmpty. Operand 169 states and 176 transitions. [2019-01-13 23:09:06,287 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 41 [2019-01-13 23:09:06,287 INFO L394 BasicCegarLoop]: Found error trace [2019-01-13 23:09:06,287 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] [2019-01-13 23:09:06,288 INFO L423 AbstractCegarLoop]: === Iteration 11 === [ldv_kref_initErr0REQUIRES_VIOLATION, ldv_kref_initErr1REQUIRES_VIOLATION, ldv_list_addErr1REQUIRES_VIOLATION, ldv_list_addErr0REQUIRES_VIOLATION, ldv_kobject_createErr0REQUIRES_VIOLATION, ldv_kobject_createErr1REQUIRES_VIOLATION, ldv_destroy_msgsErr4REQUIRES_VIOLATION, ldv_destroy_msgsErr5REQUIRES_VIOLATION, ldv_destroy_msgsErr0REQUIRES_VIOLATION, ldv_destroy_msgsErr1REQUIRES_VIOLATION, ldv_destroy_msgsErr2REQUIRES_VIOLATION, ldv_destroy_msgsErr3REQUIRES_VIOLATION, ldv_msg_fillErr0REQUIRES_VIOLATION, ldv_msg_fillErr5REQUIRES_VIOLATION, ldv_msg_fillErr4REQUIRES_VIOLATION, ldv_msg_fillErr3REQUIRES_VIOLATION, ldv_msg_fillErr1REQUIRES_VIOLATION, ldv_msg_fillErr2REQUIRES_VIOLATION, ldv_atomic_add_returnErr1REQUIRES_VIOLATION, ldv_atomic_add_returnErr2REQUIRES_VIOLATION, ldv_atomic_add_returnErr3REQUIRES_VIOLATION, ldv_atomic_add_returnErr0REQUIRES_VIOLATION, __ldv_list_delErr0REQUIRES_VIOLATION, __ldv_list_delErr2REQUIRES_VIOLATION, __ldv_list_delErr1REQUIRES_VIOLATION, __ldv_list_delErr3REQUIRES_VIOLATION, ldv_kobject_cleanupErr3ASSERT_VIOLATIONMEMORY_FREE, ldv_kobject_cleanupErr7ASSERT_VIOLATIONMEMORY_FREE, ldv_kobject_cleanupErr1REQUIRES_VIOLATION, ldv_kobject_cleanupErr0REQUIRES_VIOLATION, ldv_kobject_cleanupErr2ASSERT_VIOLATIONMEMORY_FREE, ldv_kobject_cleanupErr4ASSERT_VIOLATIONMEMORY_FREE, ldv_kobject_cleanupErr6ASSERT_VIOLATIONMEMORY_FREE, ldv_kobject_cleanupErr5ASSERT_VIOLATIONMEMORY_FREE, ldv_msg_freeErr7ASSERT_VIOLATIONMEMORY_FREE, ldv_msg_freeErr6ASSERT_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_HEADErr1REQUIRES_VIOLATION, LDV_INIT_LIST_HEADErr2REQUIRES_VIOLATION, LDV_INIT_LIST_HEADErr3REQUIRES_VIOLATION, LDV_INIT_LIST_HEADErr0REQUIRES_VIOLATION, ldv_list_delErr1REQUIRES_VIOLATION, ldv_list_delErr2REQUIRES_VIOLATION, ldv_list_delErr3REQUIRES_VIOLATION, ldv_list_delErr0REQUIRES_VIOLATION, __ldv_list_addErr4REQUIRES_VIOLATION, __ldv_list_addErr6REQUIRES_VIOLATION, __ldv_list_addErr5REQUIRES_VIOLATION, __ldv_list_addErr0REQUIRES_VIOLATION, __ldv_list_addErr7REQUIRES_VIOLATION, __ldv_list_addErr2REQUIRES_VIOLATION, __ldv_list_addErr1REQUIRES_VIOLATION, __ldv_list_addErr3REQUIRES_VIOLATION, ldv_dev_set_drvdataErr1REQUIRES_VIOLATION, ldv_dev_set_drvdataErr0REQUIRES_VIOLATION, ldv_atomic_sub_returnErr1REQUIRES_VIOLATION, ldv_atomic_sub_returnErr2REQUIRES_VIOLATION, ldv_atomic_sub_returnErr3REQUIRES_VIOLATION, ldv_atomic_sub_returnErr0REQUIRES_VIOLATION, ldv_list_add_tailErr1REQUIRES_VIOLATION, ldv_list_add_tailErr0REQUIRES_VIOLATION, ldv_dev_get_drvdataErr0REQUIRES_VIOLATION, ldv_dev_get_drvdataErr1REQUIRES_VIOLATION, ldv_msg_allocErr0REQUIRES_VIOLATION, ldv_msg_allocErr1REQUIRES_VIOLATION]=== [2019-01-13 23:09:06,288 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-01-13 23:09:06,288 INFO L82 PathProgramCache]: Analyzing trace with hash 2083274544, now seen corresponding path program 1 times [2019-01-13 23:09:06,288 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2019-01-13 23:09:06,288 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2019-01-13 23:09:06,293 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-01-13 23:09:06,294 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-01-13 23:09:06,294 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-01-13 23:09:06,306 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-01-13 23:09:06,434 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2019-01-13 23:09:06,435 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-01-13 23:09:06,435 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [10] imperfect sequences [] total 10 [2019-01-13 23:09:06,435 INFO L459 AbstractCegarLoop]: Interpolant automaton has 11 states [2019-01-13 23:09:06,435 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 11 interpolants. [2019-01-13 23:09:06,435 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=19, Invalid=91, Unknown=0, NotChecked=0, Total=110 [2019-01-13 23:09:06,436 INFO L87 Difference]: Start difference. First operand 169 states and 176 transitions. Second operand 11 states. [2019-01-13 23:09:06,860 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-01-13 23:09:06,860 INFO L93 Difference]: Finished difference Result 167 states and 174 transitions. [2019-01-13 23:09:06,861 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2019-01-13 23:09:06,861 INFO L78 Accepts]: Start accepts. Automaton has 11 states. Word has length 40 [2019-01-13 23:09:06,861 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-01-13 23:09:06,862 INFO L225 Difference]: With dead ends: 167 [2019-01-13 23:09:06,863 INFO L226 Difference]: Without dead ends: 167 [2019-01-13 23:09:06,863 INFO L631 BasicCegarLoop]: 0 DeclaredPredicates, 13 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 12 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 3 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=31, Invalid=151, Unknown=0, NotChecked=0, Total=182 [2019-01-13 23:09:06,865 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 167 states. [2019-01-13 23:09:06,869 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 167 to 167. [2019-01-13 23:09:06,869 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 167 states. [2019-01-13 23:09:06,870 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 167 states to 167 states and 174 transitions. [2019-01-13 23:09:06,871 INFO L78 Accepts]: Start accepts. Automaton has 167 states and 174 transitions. Word has length 40 [2019-01-13 23:09:06,871 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-01-13 23:09:06,871 INFO L480 AbstractCegarLoop]: Abstraction has 167 states and 174 transitions. [2019-01-13 23:09:06,871 INFO L481 AbstractCegarLoop]: Interpolant automaton has 11 states. [2019-01-13 23:09:06,871 INFO L276 IsEmpty]: Start isEmpty. Operand 167 states and 174 transitions. [2019-01-13 23:09:06,875 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 41 [2019-01-13 23:09:06,875 INFO L394 BasicCegarLoop]: Found error trace [2019-01-13 23:09:06,875 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] [2019-01-13 23:09:06,876 INFO L423 AbstractCegarLoop]: === Iteration 12 === [ldv_kref_initErr0REQUIRES_VIOLATION, ldv_kref_initErr1REQUIRES_VIOLATION, ldv_list_addErr1REQUIRES_VIOLATION, ldv_list_addErr0REQUIRES_VIOLATION, ldv_kobject_createErr0REQUIRES_VIOLATION, ldv_kobject_createErr1REQUIRES_VIOLATION, ldv_destroy_msgsErr4REQUIRES_VIOLATION, ldv_destroy_msgsErr5REQUIRES_VIOLATION, ldv_destroy_msgsErr0REQUIRES_VIOLATION, ldv_destroy_msgsErr1REQUIRES_VIOLATION, ldv_destroy_msgsErr2REQUIRES_VIOLATION, ldv_destroy_msgsErr3REQUIRES_VIOLATION, ldv_msg_fillErr0REQUIRES_VIOLATION, ldv_msg_fillErr5REQUIRES_VIOLATION, ldv_msg_fillErr4REQUIRES_VIOLATION, ldv_msg_fillErr3REQUIRES_VIOLATION, ldv_msg_fillErr1REQUIRES_VIOLATION, ldv_msg_fillErr2REQUIRES_VIOLATION, ldv_atomic_add_returnErr1REQUIRES_VIOLATION, ldv_atomic_add_returnErr2REQUIRES_VIOLATION, ldv_atomic_add_returnErr3REQUIRES_VIOLATION, ldv_atomic_add_returnErr0REQUIRES_VIOLATION, __ldv_list_delErr0REQUIRES_VIOLATION, __ldv_list_delErr2REQUIRES_VIOLATION, __ldv_list_delErr1REQUIRES_VIOLATION, __ldv_list_delErr3REQUIRES_VIOLATION, ldv_kobject_cleanupErr3ASSERT_VIOLATIONMEMORY_FREE, ldv_kobject_cleanupErr7ASSERT_VIOLATIONMEMORY_FREE, ldv_kobject_cleanupErr1REQUIRES_VIOLATION, ldv_kobject_cleanupErr0REQUIRES_VIOLATION, ldv_kobject_cleanupErr2ASSERT_VIOLATIONMEMORY_FREE, ldv_kobject_cleanupErr4ASSERT_VIOLATIONMEMORY_FREE, ldv_kobject_cleanupErr6ASSERT_VIOLATIONMEMORY_FREE, ldv_kobject_cleanupErr5ASSERT_VIOLATIONMEMORY_FREE, ldv_msg_freeErr7ASSERT_VIOLATIONMEMORY_FREE, ldv_msg_freeErr6ASSERT_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_HEADErr1REQUIRES_VIOLATION, LDV_INIT_LIST_HEADErr2REQUIRES_VIOLATION, LDV_INIT_LIST_HEADErr3REQUIRES_VIOLATION, LDV_INIT_LIST_HEADErr0REQUIRES_VIOLATION, ldv_list_delErr1REQUIRES_VIOLATION, ldv_list_delErr2REQUIRES_VIOLATION, ldv_list_delErr3REQUIRES_VIOLATION, ldv_list_delErr0REQUIRES_VIOLATION, __ldv_list_addErr4REQUIRES_VIOLATION, __ldv_list_addErr6REQUIRES_VIOLATION, __ldv_list_addErr5REQUIRES_VIOLATION, __ldv_list_addErr0REQUIRES_VIOLATION, __ldv_list_addErr7REQUIRES_VIOLATION, __ldv_list_addErr2REQUIRES_VIOLATION, __ldv_list_addErr1REQUIRES_VIOLATION, __ldv_list_addErr3REQUIRES_VIOLATION, ldv_dev_set_drvdataErr1REQUIRES_VIOLATION, ldv_dev_set_drvdataErr0REQUIRES_VIOLATION, ldv_atomic_sub_returnErr1REQUIRES_VIOLATION, ldv_atomic_sub_returnErr2REQUIRES_VIOLATION, ldv_atomic_sub_returnErr3REQUIRES_VIOLATION, ldv_atomic_sub_returnErr0REQUIRES_VIOLATION, ldv_list_add_tailErr1REQUIRES_VIOLATION, ldv_list_add_tailErr0REQUIRES_VIOLATION, ldv_dev_get_drvdataErr0REQUIRES_VIOLATION, ldv_dev_get_drvdataErr1REQUIRES_VIOLATION, ldv_msg_allocErr0REQUIRES_VIOLATION, ldv_msg_allocErr1REQUIRES_VIOLATION]=== [2019-01-13 23:09:06,876 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-01-13 23:09:06,876 INFO L82 PathProgramCache]: Analyzing trace with hash 2083274545, now seen corresponding path program 1 times [2019-01-13 23:09:06,876 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2019-01-13 23:09:06,877 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2019-01-13 23:09:06,878 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-01-13 23:09:06,878 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-01-13 23:09:06,878 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-01-13 23:09:06,891 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-01-13 23:09:07,073 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 0 proven. 6 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-01-13 23:09:07,074 INFO L300 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2019-01-13 23:09:07,074 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 [2019-01-13 23:09:07,085 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-01-13 23:09:07,123 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-01-13 23:09:07,127 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2019-01-13 23:09:07,143 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 0 proven. 6 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-01-13 23:09:07,164 INFO L312 seRefinementStrategy]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2019-01-13 23:09:07,164 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [] imperfect sequences [7, 7] total 8 [2019-01-13 23:09:07,165 INFO L459 AbstractCegarLoop]: Interpolant automaton has 8 states [2019-01-13 23:09:07,165 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2019-01-13 23:09:07,165 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=23, Invalid=33, Unknown=0, NotChecked=0, Total=56 [2019-01-13 23:09:07,165 INFO L87 Difference]: Start difference. First operand 167 states and 174 transitions. Second operand 8 states. [2019-01-13 23:09:07,199 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-01-13 23:09:07,200 INFO L93 Difference]: Finished difference Result 170 states and 177 transitions. [2019-01-13 23:09:07,201 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2019-01-13 23:09:07,201 INFO L78 Accepts]: Start accepts. Automaton has 8 states. Word has length 40 [2019-01-13 23:09:07,202 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-01-13 23:09:07,203 INFO L225 Difference]: With dead ends: 170 [2019-01-13 23:09:07,203 INFO L226 Difference]: Without dead ends: 168 [2019-01-13 23:09:07,203 INFO L631 BasicCegarLoop]: 0 DeclaredPredicates, 47 GetRequests, 40 SyntacticMatches, 0 SemanticMatches, 7 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 8 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=27, Invalid=45, Unknown=0, NotChecked=0, Total=72 [2019-01-13 23:09:07,204 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 168 states. [2019-01-13 23:09:07,208 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 168 to 168. [2019-01-13 23:09:07,208 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 168 states. [2019-01-13 23:09:07,209 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 168 states to 168 states and 175 transitions. [2019-01-13 23:09:07,209 INFO L78 Accepts]: Start accepts. Automaton has 168 states and 175 transitions. Word has length 40 [2019-01-13 23:09:07,211 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-01-13 23:09:07,211 INFO L480 AbstractCegarLoop]: Abstraction has 168 states and 175 transitions. [2019-01-13 23:09:07,211 INFO L481 AbstractCegarLoop]: Interpolant automaton has 8 states. [2019-01-13 23:09:07,211 INFO L276 IsEmpty]: Start isEmpty. Operand 168 states and 175 transitions. [2019-01-13 23:09:07,212 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 39 [2019-01-13 23:09:07,212 INFO L394 BasicCegarLoop]: Found error trace [2019-01-13 23:09:07,212 INFO L402 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-01-13 23:09:07,215 INFO L423 AbstractCegarLoop]: === Iteration 13 === [ldv_kref_initErr0REQUIRES_VIOLATION, ldv_kref_initErr1REQUIRES_VIOLATION, ldv_list_addErr1REQUIRES_VIOLATION, ldv_list_addErr0REQUIRES_VIOLATION, ldv_kobject_createErr0REQUIRES_VIOLATION, ldv_kobject_createErr1REQUIRES_VIOLATION, ldv_destroy_msgsErr4REQUIRES_VIOLATION, ldv_destroy_msgsErr5REQUIRES_VIOLATION, ldv_destroy_msgsErr0REQUIRES_VIOLATION, ldv_destroy_msgsErr1REQUIRES_VIOLATION, ldv_destroy_msgsErr2REQUIRES_VIOLATION, ldv_destroy_msgsErr3REQUIRES_VIOLATION, ldv_msg_fillErr0REQUIRES_VIOLATION, ldv_msg_fillErr5REQUIRES_VIOLATION, ldv_msg_fillErr4REQUIRES_VIOLATION, ldv_msg_fillErr3REQUIRES_VIOLATION, ldv_msg_fillErr1REQUIRES_VIOLATION, ldv_msg_fillErr2REQUIRES_VIOLATION, ldv_atomic_add_returnErr1REQUIRES_VIOLATION, ldv_atomic_add_returnErr2REQUIRES_VIOLATION, ldv_atomic_add_returnErr3REQUIRES_VIOLATION, ldv_atomic_add_returnErr0REQUIRES_VIOLATION, __ldv_list_delErr0REQUIRES_VIOLATION, __ldv_list_delErr2REQUIRES_VIOLATION, __ldv_list_delErr1REQUIRES_VIOLATION, __ldv_list_delErr3REQUIRES_VIOLATION, ldv_kobject_cleanupErr3ASSERT_VIOLATIONMEMORY_FREE, ldv_kobject_cleanupErr7ASSERT_VIOLATIONMEMORY_FREE, ldv_kobject_cleanupErr1REQUIRES_VIOLATION, ldv_kobject_cleanupErr0REQUIRES_VIOLATION, ldv_kobject_cleanupErr2ASSERT_VIOLATIONMEMORY_FREE, ldv_kobject_cleanupErr4ASSERT_VIOLATIONMEMORY_FREE, ldv_kobject_cleanupErr6ASSERT_VIOLATIONMEMORY_FREE, ldv_kobject_cleanupErr5ASSERT_VIOLATIONMEMORY_FREE, ldv_msg_freeErr7ASSERT_VIOLATIONMEMORY_FREE, ldv_msg_freeErr6ASSERT_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_HEADErr1REQUIRES_VIOLATION, LDV_INIT_LIST_HEADErr2REQUIRES_VIOLATION, LDV_INIT_LIST_HEADErr3REQUIRES_VIOLATION, LDV_INIT_LIST_HEADErr0REQUIRES_VIOLATION, ldv_list_delErr1REQUIRES_VIOLATION, ldv_list_delErr2REQUIRES_VIOLATION, ldv_list_delErr3REQUIRES_VIOLATION, ldv_list_delErr0REQUIRES_VIOLATION, __ldv_list_addErr4REQUIRES_VIOLATION, __ldv_list_addErr6REQUIRES_VIOLATION, __ldv_list_addErr5REQUIRES_VIOLATION, __ldv_list_addErr0REQUIRES_VIOLATION, __ldv_list_addErr7REQUIRES_VIOLATION, __ldv_list_addErr2REQUIRES_VIOLATION, __ldv_list_addErr1REQUIRES_VIOLATION, __ldv_list_addErr3REQUIRES_VIOLATION, ldv_dev_set_drvdataErr1REQUIRES_VIOLATION, ldv_dev_set_drvdataErr0REQUIRES_VIOLATION, ldv_atomic_sub_returnErr1REQUIRES_VIOLATION, ldv_atomic_sub_returnErr2REQUIRES_VIOLATION, ldv_atomic_sub_returnErr3REQUIRES_VIOLATION, ldv_atomic_sub_returnErr0REQUIRES_VIOLATION, ldv_list_add_tailErr1REQUIRES_VIOLATION, ldv_list_add_tailErr0REQUIRES_VIOLATION, ldv_dev_get_drvdataErr0REQUIRES_VIOLATION, ldv_dev_get_drvdataErr1REQUIRES_VIOLATION, ldv_msg_allocErr0REQUIRES_VIOLATION, ldv_msg_allocErr1REQUIRES_VIOLATION]=== [2019-01-13 23:09:07,215 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-01-13 23:09:07,217 INFO L82 PathProgramCache]: Analyzing trace with hash -1189395331, now seen corresponding path program 1 times [2019-01-13 23:09:07,217 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2019-01-13 23:09:07,218 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2019-01-13 23:09:07,220 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-01-13 23:09:07,220 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-01-13 23:09:07,220 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-01-13 23:09:07,228 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-01-13 23:09:07,292 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-01-13 23:09:07,292 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-01-13 23:09:07,292 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2019-01-13 23:09:07,293 INFO L459 AbstractCegarLoop]: Interpolant automaton has 3 states [2019-01-13 23:09:07,293 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2019-01-13 23:09:07,293 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2019-01-13 23:09:07,293 INFO L87 Difference]: Start difference. First operand 168 states and 175 transitions. Second operand 3 states. [2019-01-13 23:09:07,514 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-01-13 23:09:07,514 INFO L93 Difference]: Finished difference Result 179 states and 185 transitions. [2019-01-13 23:09:07,515 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2019-01-13 23:09:07,515 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 38 [2019-01-13 23:09:07,516 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-01-13 23:09:07,517 INFO L225 Difference]: With dead ends: 179 [2019-01-13 23:09:07,517 INFO L226 Difference]: Without dead ends: 153 [2019-01-13 23:09:07,517 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 [2019-01-13 23:09:07,519 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 153 states. [2019-01-13 23:09:07,523 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 153 to 145. [2019-01-13 23:09:07,523 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 145 states. [2019-01-13 23:09:07,524 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 145 states to 145 states and 151 transitions. [2019-01-13 23:09:07,524 INFO L78 Accepts]: Start accepts. Automaton has 145 states and 151 transitions. Word has length 38 [2019-01-13 23:09:07,524 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-01-13 23:09:07,525 INFO L480 AbstractCegarLoop]: Abstraction has 145 states and 151 transitions. [2019-01-13 23:09:07,525 INFO L481 AbstractCegarLoop]: Interpolant automaton has 3 states. [2019-01-13 23:09:07,525 INFO L276 IsEmpty]: Start isEmpty. Operand 145 states and 151 transitions. [2019-01-13 23:09:07,525 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 42 [2019-01-13 23:09:07,525 INFO L394 BasicCegarLoop]: Found error trace [2019-01-13 23:09:07,525 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] [2019-01-13 23:09:07,529 INFO L423 AbstractCegarLoop]: === Iteration 14 === [ldv_kref_initErr0REQUIRES_VIOLATION, ldv_kref_initErr1REQUIRES_VIOLATION, ldv_list_addErr1REQUIRES_VIOLATION, ldv_list_addErr0REQUIRES_VIOLATION, ldv_kobject_createErr0REQUIRES_VIOLATION, ldv_kobject_createErr1REQUIRES_VIOLATION, ldv_destroy_msgsErr4REQUIRES_VIOLATION, ldv_destroy_msgsErr5REQUIRES_VIOLATION, ldv_destroy_msgsErr0REQUIRES_VIOLATION, ldv_destroy_msgsErr1REQUIRES_VIOLATION, ldv_destroy_msgsErr2REQUIRES_VIOLATION, ldv_destroy_msgsErr3REQUIRES_VIOLATION, ldv_msg_fillErr0REQUIRES_VIOLATION, ldv_msg_fillErr5REQUIRES_VIOLATION, ldv_msg_fillErr4REQUIRES_VIOLATION, ldv_msg_fillErr3REQUIRES_VIOLATION, ldv_msg_fillErr1REQUIRES_VIOLATION, ldv_msg_fillErr2REQUIRES_VIOLATION, ldv_atomic_add_returnErr1REQUIRES_VIOLATION, ldv_atomic_add_returnErr2REQUIRES_VIOLATION, ldv_atomic_add_returnErr3REQUIRES_VIOLATION, ldv_atomic_add_returnErr0REQUIRES_VIOLATION, __ldv_list_delErr0REQUIRES_VIOLATION, __ldv_list_delErr2REQUIRES_VIOLATION, __ldv_list_delErr1REQUIRES_VIOLATION, __ldv_list_delErr3REQUIRES_VIOLATION, ldv_kobject_cleanupErr3ASSERT_VIOLATIONMEMORY_FREE, ldv_kobject_cleanupErr7ASSERT_VIOLATIONMEMORY_FREE, ldv_kobject_cleanupErr1REQUIRES_VIOLATION, ldv_kobject_cleanupErr0REQUIRES_VIOLATION, ldv_kobject_cleanupErr2ASSERT_VIOLATIONMEMORY_FREE, ldv_kobject_cleanupErr4ASSERT_VIOLATIONMEMORY_FREE, ldv_kobject_cleanupErr6ASSERT_VIOLATIONMEMORY_FREE, ldv_kobject_cleanupErr5ASSERT_VIOLATIONMEMORY_FREE, ldv_msg_freeErr7ASSERT_VIOLATIONMEMORY_FREE, ldv_msg_freeErr6ASSERT_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_HEADErr1REQUIRES_VIOLATION, LDV_INIT_LIST_HEADErr2REQUIRES_VIOLATION, LDV_INIT_LIST_HEADErr3REQUIRES_VIOLATION, LDV_INIT_LIST_HEADErr0REQUIRES_VIOLATION, ldv_list_delErr1REQUIRES_VIOLATION, ldv_list_delErr2REQUIRES_VIOLATION, ldv_list_delErr3REQUIRES_VIOLATION, ldv_list_delErr0REQUIRES_VIOLATION, __ldv_list_addErr4REQUIRES_VIOLATION, __ldv_list_addErr6REQUIRES_VIOLATION, __ldv_list_addErr5REQUIRES_VIOLATION, __ldv_list_addErr0REQUIRES_VIOLATION, __ldv_list_addErr7REQUIRES_VIOLATION, __ldv_list_addErr2REQUIRES_VIOLATION, __ldv_list_addErr1REQUIRES_VIOLATION, __ldv_list_addErr3REQUIRES_VIOLATION, ldv_dev_set_drvdataErr1REQUIRES_VIOLATION, ldv_dev_set_drvdataErr0REQUIRES_VIOLATION, ldv_atomic_sub_returnErr1REQUIRES_VIOLATION, ldv_atomic_sub_returnErr2REQUIRES_VIOLATION, ldv_atomic_sub_returnErr3REQUIRES_VIOLATION, ldv_atomic_sub_returnErr0REQUIRES_VIOLATION, ldv_list_add_tailErr1REQUIRES_VIOLATION, ldv_list_add_tailErr0REQUIRES_VIOLATION, ldv_dev_get_drvdataErr0REQUIRES_VIOLATION, ldv_dev_get_drvdataErr1REQUIRES_VIOLATION, ldv_msg_allocErr0REQUIRES_VIOLATION, ldv_msg_allocErr1REQUIRES_VIOLATION]=== [2019-01-13 23:09:07,529 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-01-13 23:09:07,530 INFO L82 PathProgramCache]: Analyzing trace with hash -175131628, now seen corresponding path program 2 times [2019-01-13 23:09:07,530 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2019-01-13 23:09:07,530 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2019-01-13 23:09:07,533 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-01-13 23:09:07,533 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-01-13 23:09:07,533 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-01-13 23:09:07,545 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-01-13 23:09:07,805 INFO L134 CoverageAnalysis]: Checked inductivity of 10 backedges. 0 proven. 10 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-01-13 23:09:07,805 INFO L300 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2019-01-13 23:09:07,805 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 [2019-01-13 23:09:07,818 INFO L103 rtionOrderModulation]: Keeping assertion order OUTSIDE_LOOP_FIRST1 [2019-01-13 23:09:07,853 INFO L249 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST1 issued 1 check-sat command(s) [2019-01-13 23:09:07,853 INFO L250 tOrderPrioritization]: Conjunction of SSA is unsat [2019-01-13 23:09:07,858 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2019-01-13 23:09:08,344 INFO L134 CoverageAnalysis]: Checked inductivity of 10 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 10 trivial. 0 not checked. [2019-01-13 23:09:08,365 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 1 imperfect interpolant sequences. [2019-01-13 23:09:08,365 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [13] imperfect sequences [8] total 20 [2019-01-13 23:09:08,366 INFO L459 AbstractCegarLoop]: Interpolant automaton has 20 states [2019-01-13 23:09:08,366 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 20 interpolants. [2019-01-13 23:09:08,366 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=55, Invalid=325, Unknown=0, NotChecked=0, Total=380 [2019-01-13 23:09:08,366 INFO L87 Difference]: Start difference. First operand 145 states and 151 transitions. Second operand 20 states. [2019-01-13 23:09:09,499 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-01-13 23:09:09,500 INFO L93 Difference]: Finished difference Result 146 states and 152 transitions. [2019-01-13 23:09:09,501 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2019-01-13 23:09:09,501 INFO L78 Accepts]: Start accepts. Automaton has 20 states. Word has length 41 [2019-01-13 23:09:09,501 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-01-13 23:09:09,503 INFO L225 Difference]: With dead ends: 146 [2019-01-13 23:09:09,503 INFO L226 Difference]: Without dead ends: 144 [2019-01-13 23:09:09,505 INFO L631 BasicCegarLoop]: 0 DeclaredPredicates, 57 GetRequests, 29 SyntacticMatches, 1 SemanticMatches, 27 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 124 ImplicationChecksByTransitivity, 0.8s TimeCoverageRelationStatistics Valid=116, Invalid=696, Unknown=0, NotChecked=0, Total=812 [2019-01-13 23:09:09,506 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 144 states. [2019-01-13 23:09:09,509 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 144 to 144. [2019-01-13 23:09:09,510 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 144 states. [2019-01-13 23:09:09,511 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 144 states to 144 states and 150 transitions. [2019-01-13 23:09:09,511 INFO L78 Accepts]: Start accepts. Automaton has 144 states and 150 transitions. Word has length 41 [2019-01-13 23:09:09,511 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-01-13 23:09:09,511 INFO L480 AbstractCegarLoop]: Abstraction has 144 states and 150 transitions. [2019-01-13 23:09:09,511 INFO L481 AbstractCegarLoop]: Interpolant automaton has 20 states. [2019-01-13 23:09:09,511 INFO L276 IsEmpty]: Start isEmpty. Operand 144 states and 150 transitions. [2019-01-13 23:09:09,514 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 48 [2019-01-13 23:09:09,514 INFO L394 BasicCegarLoop]: Found error trace [2019-01-13 23:09:09,514 INFO L402 BasicCegarLoop]: trace histogram [5, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-01-13 23:09:09,516 INFO L423 AbstractCegarLoop]: === Iteration 15 === [ldv_kref_initErr0REQUIRES_VIOLATION, ldv_kref_initErr1REQUIRES_VIOLATION, ldv_list_addErr1REQUIRES_VIOLATION, ldv_list_addErr0REQUIRES_VIOLATION, ldv_kobject_createErr0REQUIRES_VIOLATION, ldv_kobject_createErr1REQUIRES_VIOLATION, ldv_destroy_msgsErr4REQUIRES_VIOLATION, ldv_destroy_msgsErr5REQUIRES_VIOLATION, ldv_destroy_msgsErr0REQUIRES_VIOLATION, ldv_destroy_msgsErr1REQUIRES_VIOLATION, ldv_destroy_msgsErr2REQUIRES_VIOLATION, ldv_destroy_msgsErr3REQUIRES_VIOLATION, ldv_msg_fillErr0REQUIRES_VIOLATION, ldv_msg_fillErr5REQUIRES_VIOLATION, ldv_msg_fillErr4REQUIRES_VIOLATION, ldv_msg_fillErr3REQUIRES_VIOLATION, ldv_msg_fillErr1REQUIRES_VIOLATION, ldv_msg_fillErr2REQUIRES_VIOLATION, ldv_atomic_add_returnErr1REQUIRES_VIOLATION, ldv_atomic_add_returnErr2REQUIRES_VIOLATION, ldv_atomic_add_returnErr3REQUIRES_VIOLATION, ldv_atomic_add_returnErr0REQUIRES_VIOLATION, __ldv_list_delErr0REQUIRES_VIOLATION, __ldv_list_delErr2REQUIRES_VIOLATION, __ldv_list_delErr1REQUIRES_VIOLATION, __ldv_list_delErr3REQUIRES_VIOLATION, ldv_kobject_cleanupErr3ASSERT_VIOLATIONMEMORY_FREE, ldv_kobject_cleanupErr7ASSERT_VIOLATIONMEMORY_FREE, ldv_kobject_cleanupErr1REQUIRES_VIOLATION, ldv_kobject_cleanupErr0REQUIRES_VIOLATION, ldv_kobject_cleanupErr2ASSERT_VIOLATIONMEMORY_FREE, ldv_kobject_cleanupErr4ASSERT_VIOLATIONMEMORY_FREE, ldv_kobject_cleanupErr6ASSERT_VIOLATIONMEMORY_FREE, ldv_kobject_cleanupErr5ASSERT_VIOLATIONMEMORY_FREE, ldv_msg_freeErr7ASSERT_VIOLATIONMEMORY_FREE, ldv_msg_freeErr6ASSERT_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_HEADErr1REQUIRES_VIOLATION, LDV_INIT_LIST_HEADErr2REQUIRES_VIOLATION, LDV_INIT_LIST_HEADErr3REQUIRES_VIOLATION, LDV_INIT_LIST_HEADErr0REQUIRES_VIOLATION, ldv_list_delErr1REQUIRES_VIOLATION, ldv_list_delErr2REQUIRES_VIOLATION, ldv_list_delErr3REQUIRES_VIOLATION, ldv_list_delErr0REQUIRES_VIOLATION, __ldv_list_addErr4REQUIRES_VIOLATION, __ldv_list_addErr6REQUIRES_VIOLATION, __ldv_list_addErr5REQUIRES_VIOLATION, __ldv_list_addErr0REQUIRES_VIOLATION, __ldv_list_addErr7REQUIRES_VIOLATION, __ldv_list_addErr2REQUIRES_VIOLATION, __ldv_list_addErr1REQUIRES_VIOLATION, __ldv_list_addErr3REQUIRES_VIOLATION, ldv_dev_set_drvdataErr1REQUIRES_VIOLATION, ldv_dev_set_drvdataErr0REQUIRES_VIOLATION, ldv_atomic_sub_returnErr1REQUIRES_VIOLATION, ldv_atomic_sub_returnErr2REQUIRES_VIOLATION, ldv_atomic_sub_returnErr3REQUIRES_VIOLATION, ldv_atomic_sub_returnErr0REQUIRES_VIOLATION, ldv_list_add_tailErr1REQUIRES_VIOLATION, ldv_list_add_tailErr0REQUIRES_VIOLATION, ldv_dev_get_drvdataErr0REQUIRES_VIOLATION, ldv_dev_get_drvdataErr1REQUIRES_VIOLATION, ldv_msg_allocErr0REQUIRES_VIOLATION, ldv_msg_allocErr1REQUIRES_VIOLATION]=== [2019-01-13 23:09:09,516 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-01-13 23:09:09,516 INFO L82 PathProgramCache]: Analyzing trace with hash 903646359, now seen corresponding path program 1 times [2019-01-13 23:09:09,516 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2019-01-13 23:09:09,516 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2019-01-13 23:09:09,518 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-01-13 23:09:09,521 INFO L101 rtionOrderModulation]: Changing assertion order to NOT_INCREMENTALLY [2019-01-13 23:09:09,521 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-01-13 23:09:09,537 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-01-13 23:09:09,726 INFO L134 CoverageAnalysis]: Checked inductivity of 15 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 15 trivial. 0 not checked. [2019-01-13 23:09:09,726 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-01-13 23:09:09,726 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2019-01-13 23:09:09,728 INFO L459 AbstractCegarLoop]: Interpolant automaton has 7 states [2019-01-13 23:09:09,728 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2019-01-13 23:09:09,728 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=11, Invalid=31, Unknown=0, NotChecked=0, Total=42 [2019-01-13 23:09:09,728 INFO L87 Difference]: Start difference. First operand 144 states and 150 transitions. Second operand 7 states. [2019-01-13 23:09:09,781 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-01-13 23:09:09,782 INFO L93 Difference]: Finished difference Result 146 states and 151 transitions. [2019-01-13 23:09:09,783 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2019-01-13 23:09:09,783 INFO L78 Accepts]: Start accepts. Automaton has 7 states. Word has length 47 [2019-01-13 23:09:09,783 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-01-13 23:09:09,784 INFO L225 Difference]: With dead ends: 146 [2019-01-13 23:09:09,784 INFO L226 Difference]: Without dead ends: 144 [2019-01-13 23:09:09,784 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 [2019-01-13 23:09:09,786 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 144 states. [2019-01-13 23:09:09,789 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 144 to 144. [2019-01-13 23:09:09,790 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 144 states. [2019-01-13 23:09:09,791 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 144 states to 144 states and 149 transitions. [2019-01-13 23:09:09,791 INFO L78 Accepts]: Start accepts. Automaton has 144 states and 149 transitions. Word has length 47 [2019-01-13 23:09:09,791 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-01-13 23:09:09,791 INFO L480 AbstractCegarLoop]: Abstraction has 144 states and 149 transitions. [2019-01-13 23:09:09,792 INFO L481 AbstractCegarLoop]: Interpolant automaton has 7 states. [2019-01-13 23:09:09,792 INFO L276 IsEmpty]: Start isEmpty. Operand 144 states and 149 transitions. [2019-01-13 23:09:09,792 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 53 [2019-01-13 23:09:09,792 INFO L394 BasicCegarLoop]: Found error trace [2019-01-13 23:09:09,792 INFO L402 BasicCegarLoop]: trace histogram [5, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-01-13 23:09:09,796 INFO L423 AbstractCegarLoop]: === Iteration 16 === [ldv_kref_initErr0REQUIRES_VIOLATION, ldv_kref_initErr1REQUIRES_VIOLATION, ldv_list_addErr1REQUIRES_VIOLATION, ldv_list_addErr0REQUIRES_VIOLATION, ldv_kobject_createErr0REQUIRES_VIOLATION, ldv_kobject_createErr1REQUIRES_VIOLATION, ldv_destroy_msgsErr4REQUIRES_VIOLATION, ldv_destroy_msgsErr5REQUIRES_VIOLATION, ldv_destroy_msgsErr0REQUIRES_VIOLATION, ldv_destroy_msgsErr1REQUIRES_VIOLATION, ldv_destroy_msgsErr2REQUIRES_VIOLATION, ldv_destroy_msgsErr3REQUIRES_VIOLATION, ldv_msg_fillErr0REQUIRES_VIOLATION, ldv_msg_fillErr5REQUIRES_VIOLATION, ldv_msg_fillErr4REQUIRES_VIOLATION, ldv_msg_fillErr3REQUIRES_VIOLATION, ldv_msg_fillErr1REQUIRES_VIOLATION, ldv_msg_fillErr2REQUIRES_VIOLATION, ldv_atomic_add_returnErr1REQUIRES_VIOLATION, ldv_atomic_add_returnErr2REQUIRES_VIOLATION, ldv_atomic_add_returnErr3REQUIRES_VIOLATION, ldv_atomic_add_returnErr0REQUIRES_VIOLATION, __ldv_list_delErr0REQUIRES_VIOLATION, __ldv_list_delErr2REQUIRES_VIOLATION, __ldv_list_delErr1REQUIRES_VIOLATION, __ldv_list_delErr3REQUIRES_VIOLATION, ldv_kobject_cleanupErr3ASSERT_VIOLATIONMEMORY_FREE, ldv_kobject_cleanupErr7ASSERT_VIOLATIONMEMORY_FREE, ldv_kobject_cleanupErr1REQUIRES_VIOLATION, ldv_kobject_cleanupErr0REQUIRES_VIOLATION, ldv_kobject_cleanupErr2ASSERT_VIOLATIONMEMORY_FREE, ldv_kobject_cleanupErr4ASSERT_VIOLATIONMEMORY_FREE, ldv_kobject_cleanupErr6ASSERT_VIOLATIONMEMORY_FREE, ldv_kobject_cleanupErr5ASSERT_VIOLATIONMEMORY_FREE, ldv_msg_freeErr7ASSERT_VIOLATIONMEMORY_FREE, ldv_msg_freeErr6ASSERT_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_HEADErr1REQUIRES_VIOLATION, LDV_INIT_LIST_HEADErr2REQUIRES_VIOLATION, LDV_INIT_LIST_HEADErr3REQUIRES_VIOLATION, LDV_INIT_LIST_HEADErr0REQUIRES_VIOLATION, ldv_list_delErr1REQUIRES_VIOLATION, ldv_list_delErr2REQUIRES_VIOLATION, ldv_list_delErr3REQUIRES_VIOLATION, ldv_list_delErr0REQUIRES_VIOLATION, __ldv_list_addErr4REQUIRES_VIOLATION, __ldv_list_addErr6REQUIRES_VIOLATION, __ldv_list_addErr5REQUIRES_VIOLATION, __ldv_list_addErr0REQUIRES_VIOLATION, __ldv_list_addErr7REQUIRES_VIOLATION, __ldv_list_addErr2REQUIRES_VIOLATION, __ldv_list_addErr1REQUIRES_VIOLATION, __ldv_list_addErr3REQUIRES_VIOLATION, ldv_dev_set_drvdataErr1REQUIRES_VIOLATION, ldv_dev_set_drvdataErr0REQUIRES_VIOLATION, ldv_atomic_sub_returnErr1REQUIRES_VIOLATION, ldv_atomic_sub_returnErr2REQUIRES_VIOLATION, ldv_atomic_sub_returnErr3REQUIRES_VIOLATION, ldv_atomic_sub_returnErr0REQUIRES_VIOLATION, ldv_list_add_tailErr1REQUIRES_VIOLATION, ldv_list_add_tailErr0REQUIRES_VIOLATION, ldv_dev_get_drvdataErr0REQUIRES_VIOLATION, ldv_dev_get_drvdataErr1REQUIRES_VIOLATION, ldv_msg_allocErr0REQUIRES_VIOLATION, ldv_msg_allocErr1REQUIRES_VIOLATION]=== [2019-01-13 23:09:09,796 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-01-13 23:09:09,796 INFO L82 PathProgramCache]: Analyzing trace with hash -2145604098, now seen corresponding path program 1 times [2019-01-13 23:09:09,796 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2019-01-13 23:09:09,796 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2019-01-13 23:09:09,798 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-01-13 23:09:09,800 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-01-13 23:09:09,801 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-01-13 23:09:09,812 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-01-13 23:09:09,953 INFO L134 CoverageAnalysis]: Checked inductivity of 15 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 15 trivial. 0 not checked. [2019-01-13 23:09:09,953 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-01-13 23:09:09,953 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [9] imperfect sequences [] total 9 [2019-01-13 23:09:09,953 INFO L459 AbstractCegarLoop]: Interpolant automaton has 9 states [2019-01-13 23:09:09,954 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2019-01-13 23:09:09,955 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=15, Invalid=57, Unknown=0, NotChecked=0, Total=72 [2019-01-13 23:09:09,956 INFO L87 Difference]: Start difference. First operand 144 states and 149 transitions. Second operand 9 states. [2019-01-13 23:09:10,037 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-01-13 23:09:10,038 INFO L93 Difference]: Finished difference Result 148 states and 152 transitions. [2019-01-13 23:09:10,039 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2019-01-13 23:09:10,039 INFO L78 Accepts]: Start accepts. Automaton has 9 states. Word has length 52 [2019-01-13 23:09:10,039 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-01-13 23:09:10,041 INFO L225 Difference]: With dead ends: 148 [2019-01-13 23:09:10,041 INFO L226 Difference]: Without dead ends: 144 [2019-01-13 23:09:10,042 INFO L631 BasicCegarLoop]: 0 DeclaredPredicates, 11 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 9 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=23, Invalid=87, Unknown=0, NotChecked=0, Total=110 [2019-01-13 23:09:10,042 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 144 states. [2019-01-13 23:09:10,047 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 144 to 144. [2019-01-13 23:09:10,050 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 144 states. [2019-01-13 23:09:10,051 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 144 states to 144 states and 148 transitions. [2019-01-13 23:09:10,053 INFO L78 Accepts]: Start accepts. Automaton has 144 states and 148 transitions. Word has length 52 [2019-01-13 23:09:10,054 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-01-13 23:09:10,054 INFO L480 AbstractCegarLoop]: Abstraction has 144 states and 148 transitions. [2019-01-13 23:09:10,054 INFO L481 AbstractCegarLoop]: Interpolant automaton has 9 states. [2019-01-13 23:09:10,054 INFO L276 IsEmpty]: Start isEmpty. Operand 144 states and 148 transitions. [2019-01-13 23:09:10,055 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 64 [2019-01-13 23:09:10,055 INFO L394 BasicCegarLoop]: Found error trace [2019-01-13 23:09:10,055 INFO L402 BasicCegarLoop]: trace histogram [5, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-01-13 23:09:10,058 INFO L423 AbstractCegarLoop]: === Iteration 17 === [ldv_kref_initErr0REQUIRES_VIOLATION, ldv_kref_initErr1REQUIRES_VIOLATION, ldv_list_addErr1REQUIRES_VIOLATION, ldv_list_addErr0REQUIRES_VIOLATION, ldv_kobject_createErr0REQUIRES_VIOLATION, ldv_kobject_createErr1REQUIRES_VIOLATION, ldv_destroy_msgsErr4REQUIRES_VIOLATION, ldv_destroy_msgsErr5REQUIRES_VIOLATION, ldv_destroy_msgsErr0REQUIRES_VIOLATION, ldv_destroy_msgsErr1REQUIRES_VIOLATION, ldv_destroy_msgsErr2REQUIRES_VIOLATION, ldv_destroy_msgsErr3REQUIRES_VIOLATION, ldv_msg_fillErr0REQUIRES_VIOLATION, ldv_msg_fillErr5REQUIRES_VIOLATION, ldv_msg_fillErr4REQUIRES_VIOLATION, ldv_msg_fillErr3REQUIRES_VIOLATION, ldv_msg_fillErr1REQUIRES_VIOLATION, ldv_msg_fillErr2REQUIRES_VIOLATION, ldv_atomic_add_returnErr1REQUIRES_VIOLATION, ldv_atomic_add_returnErr2REQUIRES_VIOLATION, ldv_atomic_add_returnErr3REQUIRES_VIOLATION, ldv_atomic_add_returnErr0REQUIRES_VIOLATION, __ldv_list_delErr0REQUIRES_VIOLATION, __ldv_list_delErr2REQUIRES_VIOLATION, __ldv_list_delErr1REQUIRES_VIOLATION, __ldv_list_delErr3REQUIRES_VIOLATION, ldv_kobject_cleanupErr3ASSERT_VIOLATIONMEMORY_FREE, ldv_kobject_cleanupErr7ASSERT_VIOLATIONMEMORY_FREE, ldv_kobject_cleanupErr1REQUIRES_VIOLATION, ldv_kobject_cleanupErr0REQUIRES_VIOLATION, ldv_kobject_cleanupErr2ASSERT_VIOLATIONMEMORY_FREE, ldv_kobject_cleanupErr4ASSERT_VIOLATIONMEMORY_FREE, ldv_kobject_cleanupErr6ASSERT_VIOLATIONMEMORY_FREE, ldv_kobject_cleanupErr5ASSERT_VIOLATIONMEMORY_FREE, ldv_msg_freeErr7ASSERT_VIOLATIONMEMORY_FREE, ldv_msg_freeErr6ASSERT_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_HEADErr1REQUIRES_VIOLATION, LDV_INIT_LIST_HEADErr2REQUIRES_VIOLATION, LDV_INIT_LIST_HEADErr3REQUIRES_VIOLATION, LDV_INIT_LIST_HEADErr0REQUIRES_VIOLATION, ldv_list_delErr1REQUIRES_VIOLATION, ldv_list_delErr2REQUIRES_VIOLATION, ldv_list_delErr3REQUIRES_VIOLATION, ldv_list_delErr0REQUIRES_VIOLATION, __ldv_list_addErr4REQUIRES_VIOLATION, __ldv_list_addErr6REQUIRES_VIOLATION, __ldv_list_addErr5REQUIRES_VIOLATION, __ldv_list_addErr0REQUIRES_VIOLATION, __ldv_list_addErr7REQUIRES_VIOLATION, __ldv_list_addErr2REQUIRES_VIOLATION, __ldv_list_addErr1REQUIRES_VIOLATION, __ldv_list_addErr3REQUIRES_VIOLATION, ldv_dev_set_drvdataErr1REQUIRES_VIOLATION, ldv_dev_set_drvdataErr0REQUIRES_VIOLATION, ldv_atomic_sub_returnErr1REQUIRES_VIOLATION, ldv_atomic_sub_returnErr2REQUIRES_VIOLATION, ldv_atomic_sub_returnErr3REQUIRES_VIOLATION, ldv_atomic_sub_returnErr0REQUIRES_VIOLATION, ldv_list_add_tailErr1REQUIRES_VIOLATION, ldv_list_add_tailErr0REQUIRES_VIOLATION, ldv_dev_get_drvdataErr0REQUIRES_VIOLATION, ldv_dev_get_drvdataErr1REQUIRES_VIOLATION, ldv_msg_allocErr0REQUIRES_VIOLATION, ldv_msg_allocErr1REQUIRES_VIOLATION]=== [2019-01-13 23:09:10,058 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-01-13 23:09:10,058 INFO L82 PathProgramCache]: Analyzing trace with hash 1287055589, now seen corresponding path program 1 times [2019-01-13 23:09:10,058 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2019-01-13 23:09:10,058 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2019-01-13 23:09:10,060 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-01-13 23:09:10,064 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-01-13 23:09:10,064 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-01-13 23:09:10,081 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-01-13 23:09:10,329 INFO L134 CoverageAnalysis]: Checked inductivity of 15 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 15 trivial. 0 not checked. [2019-01-13 23:09:10,330 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-01-13 23:09:10,330 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [15] imperfect sequences [] total 15 [2019-01-13 23:09:10,330 INFO L459 AbstractCegarLoop]: Interpolant automaton has 16 states [2019-01-13 23:09:10,330 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 16 interpolants. [2019-01-13 23:09:10,330 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=29, Invalid=211, Unknown=0, NotChecked=0, Total=240 [2019-01-13 23:09:10,331 INFO L87 Difference]: Start difference. First operand 144 states and 148 transitions. Second operand 16 states. [2019-01-13 23:09:10,980 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-01-13 23:09:10,980 INFO L93 Difference]: Finished difference Result 142 states and 146 transitions. [2019-01-13 23:09:10,985 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 16 states. [2019-01-13 23:09:10,986 INFO L78 Accepts]: Start accepts. Automaton has 16 states. Word has length 63 [2019-01-13 23:09:10,986 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-01-13 23:09:10,987 INFO L225 Difference]: With dead ends: 142 [2019-01-13 23:09:10,987 INFO L226 Difference]: Without dead ends: 142 [2019-01-13 23:09:10,987 INFO L631 BasicCegarLoop]: 0 DeclaredPredicates, 20 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 19 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 10 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=49, Invalid=371, Unknown=0, NotChecked=0, Total=420 [2019-01-13 23:09:10,988 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 142 states. [2019-01-13 23:09:10,990 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 142 to 142. [2019-01-13 23:09:10,990 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 142 states. [2019-01-13 23:09:10,991 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 142 states to 142 states and 146 transitions. [2019-01-13 23:09:10,991 INFO L78 Accepts]: Start accepts. Automaton has 142 states and 146 transitions. Word has length 63 [2019-01-13 23:09:10,992 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-01-13 23:09:10,992 INFO L480 AbstractCegarLoop]: Abstraction has 142 states and 146 transitions. [2019-01-13 23:09:10,992 INFO L481 AbstractCegarLoop]: Interpolant automaton has 16 states. [2019-01-13 23:09:10,992 INFO L276 IsEmpty]: Start isEmpty. Operand 142 states and 146 transitions. [2019-01-13 23:09:10,997 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 64 [2019-01-13 23:09:10,997 INFO L394 BasicCegarLoop]: Found error trace [2019-01-13 23:09:10,997 INFO L402 BasicCegarLoop]: trace histogram [5, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-01-13 23:09:10,998 INFO L423 AbstractCegarLoop]: === Iteration 18 === [ldv_kref_initErr0REQUIRES_VIOLATION, ldv_kref_initErr1REQUIRES_VIOLATION, ldv_list_addErr1REQUIRES_VIOLATION, ldv_list_addErr0REQUIRES_VIOLATION, ldv_kobject_createErr0REQUIRES_VIOLATION, ldv_kobject_createErr1REQUIRES_VIOLATION, ldv_destroy_msgsErr4REQUIRES_VIOLATION, ldv_destroy_msgsErr5REQUIRES_VIOLATION, ldv_destroy_msgsErr0REQUIRES_VIOLATION, ldv_destroy_msgsErr1REQUIRES_VIOLATION, ldv_destroy_msgsErr2REQUIRES_VIOLATION, ldv_destroy_msgsErr3REQUIRES_VIOLATION, ldv_msg_fillErr0REQUIRES_VIOLATION, ldv_msg_fillErr5REQUIRES_VIOLATION, ldv_msg_fillErr4REQUIRES_VIOLATION, ldv_msg_fillErr3REQUIRES_VIOLATION, ldv_msg_fillErr1REQUIRES_VIOLATION, ldv_msg_fillErr2REQUIRES_VIOLATION, ldv_atomic_add_returnErr1REQUIRES_VIOLATION, ldv_atomic_add_returnErr2REQUIRES_VIOLATION, ldv_atomic_add_returnErr3REQUIRES_VIOLATION, ldv_atomic_add_returnErr0REQUIRES_VIOLATION, __ldv_list_delErr0REQUIRES_VIOLATION, __ldv_list_delErr2REQUIRES_VIOLATION, __ldv_list_delErr1REQUIRES_VIOLATION, __ldv_list_delErr3REQUIRES_VIOLATION, ldv_kobject_cleanupErr3ASSERT_VIOLATIONMEMORY_FREE, ldv_kobject_cleanupErr7ASSERT_VIOLATIONMEMORY_FREE, ldv_kobject_cleanupErr1REQUIRES_VIOLATION, ldv_kobject_cleanupErr0REQUIRES_VIOLATION, ldv_kobject_cleanupErr2ASSERT_VIOLATIONMEMORY_FREE, ldv_kobject_cleanupErr4ASSERT_VIOLATIONMEMORY_FREE, ldv_kobject_cleanupErr6ASSERT_VIOLATIONMEMORY_FREE, ldv_kobject_cleanupErr5ASSERT_VIOLATIONMEMORY_FREE, ldv_msg_freeErr7ASSERT_VIOLATIONMEMORY_FREE, ldv_msg_freeErr6ASSERT_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_HEADErr1REQUIRES_VIOLATION, LDV_INIT_LIST_HEADErr2REQUIRES_VIOLATION, LDV_INIT_LIST_HEADErr3REQUIRES_VIOLATION, LDV_INIT_LIST_HEADErr0REQUIRES_VIOLATION, ldv_list_delErr1REQUIRES_VIOLATION, ldv_list_delErr2REQUIRES_VIOLATION, ldv_list_delErr3REQUIRES_VIOLATION, ldv_list_delErr0REQUIRES_VIOLATION, __ldv_list_addErr4REQUIRES_VIOLATION, __ldv_list_addErr6REQUIRES_VIOLATION, __ldv_list_addErr5REQUIRES_VIOLATION, __ldv_list_addErr0REQUIRES_VIOLATION, __ldv_list_addErr7REQUIRES_VIOLATION, __ldv_list_addErr2REQUIRES_VIOLATION, __ldv_list_addErr1REQUIRES_VIOLATION, __ldv_list_addErr3REQUIRES_VIOLATION, ldv_dev_set_drvdataErr1REQUIRES_VIOLATION, ldv_dev_set_drvdataErr0REQUIRES_VIOLATION, ldv_atomic_sub_returnErr1REQUIRES_VIOLATION, ldv_atomic_sub_returnErr2REQUIRES_VIOLATION, ldv_atomic_sub_returnErr3REQUIRES_VIOLATION, ldv_atomic_sub_returnErr0REQUIRES_VIOLATION, ldv_list_add_tailErr1REQUIRES_VIOLATION, ldv_list_add_tailErr0REQUIRES_VIOLATION, ldv_dev_get_drvdataErr0REQUIRES_VIOLATION, ldv_dev_get_drvdataErr1REQUIRES_VIOLATION, ldv_msg_allocErr0REQUIRES_VIOLATION, ldv_msg_allocErr1REQUIRES_VIOLATION]=== [2019-01-13 23:09:10,998 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-01-13 23:09:10,998 INFO L82 PathProgramCache]: Analyzing trace with hash 1287055590, now seen corresponding path program 1 times [2019-01-13 23:09:10,998 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2019-01-13 23:09:10,998 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2019-01-13 23:09:10,999 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-01-13 23:09:10,999 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-01-13 23:09:10,999 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-01-13 23:09:11,019 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-01-13 23:09:11,171 INFO L134 CoverageAnalysis]: Checked inductivity of 15 backedges. 0 proven. 15 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-01-13 23:09:11,171 INFO L300 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2019-01-13 23:09:11,171 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 [2019-01-13 23:09:11,183 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-01-13 23:09:11,234 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-01-13 23:09:11,239 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2019-01-13 23:09:11,267 INFO L134 CoverageAnalysis]: Checked inductivity of 15 backedges. 0 proven. 15 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-01-13 23:09:11,287 INFO L312 seRefinementStrategy]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2019-01-13 23:09:11,287 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [] imperfect sequences [9, 9] total 10 [2019-01-13 23:09:11,288 INFO L459 AbstractCegarLoop]: Interpolant automaton has 10 states [2019-01-13 23:09:11,288 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 10 interpolants. [2019-01-13 23:09:11,288 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=38, Invalid=52, Unknown=0, NotChecked=0, Total=90 [2019-01-13 23:09:11,288 INFO L87 Difference]: Start difference. First operand 142 states and 146 transitions. Second operand 10 states. [2019-01-13 23:09:11,349 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-01-13 23:09:11,350 INFO L93 Difference]: Finished difference Result 145 states and 149 transitions. [2019-01-13 23:09:11,351 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2019-01-13 23:09:11,351 INFO L78 Accepts]: Start accepts. Automaton has 10 states. Word has length 63 [2019-01-13 23:09:11,351 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-01-13 23:09:11,352 INFO L225 Difference]: With dead ends: 145 [2019-01-13 23:09:11,352 INFO L226 Difference]: Without dead ends: 143 [2019-01-13 23:09:11,354 INFO L631 BasicCegarLoop]: 0 DeclaredPredicates, 72 GetRequests, 63 SyntacticMatches, 0 SemanticMatches, 9 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 14 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=42, Invalid=68, Unknown=0, NotChecked=0, Total=110 [2019-01-13 23:09:11,355 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 143 states. [2019-01-13 23:09:11,359 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 143 to 143. [2019-01-13 23:09:11,359 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 143 states. [2019-01-13 23:09:11,360 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 143 states to 143 states and 147 transitions. [2019-01-13 23:09:11,360 INFO L78 Accepts]: Start accepts. Automaton has 143 states and 147 transitions. Word has length 63 [2019-01-13 23:09:11,360 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-01-13 23:09:11,360 INFO L480 AbstractCegarLoop]: Abstraction has 143 states and 147 transitions. [2019-01-13 23:09:11,360 INFO L481 AbstractCegarLoop]: Interpolant automaton has 10 states. [2019-01-13 23:09:11,360 INFO L276 IsEmpty]: Start isEmpty. Operand 143 states and 147 transitions. [2019-01-13 23:09:11,364 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 65 [2019-01-13 23:09:11,364 INFO L394 BasicCegarLoop]: Found error trace [2019-01-13 23:09:11,364 INFO L402 BasicCegarLoop]: trace histogram [6, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-01-13 23:09:11,365 INFO L423 AbstractCegarLoop]: === Iteration 19 === [ldv_kref_initErr0REQUIRES_VIOLATION, ldv_kref_initErr1REQUIRES_VIOLATION, ldv_list_addErr1REQUIRES_VIOLATION, ldv_list_addErr0REQUIRES_VIOLATION, ldv_kobject_createErr0REQUIRES_VIOLATION, ldv_kobject_createErr1REQUIRES_VIOLATION, ldv_destroy_msgsErr4REQUIRES_VIOLATION, ldv_destroy_msgsErr5REQUIRES_VIOLATION, ldv_destroy_msgsErr0REQUIRES_VIOLATION, ldv_destroy_msgsErr1REQUIRES_VIOLATION, ldv_destroy_msgsErr2REQUIRES_VIOLATION, ldv_destroy_msgsErr3REQUIRES_VIOLATION, ldv_msg_fillErr0REQUIRES_VIOLATION, ldv_msg_fillErr5REQUIRES_VIOLATION, ldv_msg_fillErr4REQUIRES_VIOLATION, ldv_msg_fillErr3REQUIRES_VIOLATION, ldv_msg_fillErr1REQUIRES_VIOLATION, ldv_msg_fillErr2REQUIRES_VIOLATION, ldv_atomic_add_returnErr1REQUIRES_VIOLATION, ldv_atomic_add_returnErr2REQUIRES_VIOLATION, ldv_atomic_add_returnErr3REQUIRES_VIOLATION, ldv_atomic_add_returnErr0REQUIRES_VIOLATION, __ldv_list_delErr0REQUIRES_VIOLATION, __ldv_list_delErr2REQUIRES_VIOLATION, __ldv_list_delErr1REQUIRES_VIOLATION, __ldv_list_delErr3REQUIRES_VIOLATION, ldv_kobject_cleanupErr3ASSERT_VIOLATIONMEMORY_FREE, ldv_kobject_cleanupErr7ASSERT_VIOLATIONMEMORY_FREE, ldv_kobject_cleanupErr1REQUIRES_VIOLATION, ldv_kobject_cleanupErr0REQUIRES_VIOLATION, ldv_kobject_cleanupErr2ASSERT_VIOLATIONMEMORY_FREE, ldv_kobject_cleanupErr4ASSERT_VIOLATIONMEMORY_FREE, ldv_kobject_cleanupErr6ASSERT_VIOLATIONMEMORY_FREE, ldv_kobject_cleanupErr5ASSERT_VIOLATIONMEMORY_FREE, ldv_msg_freeErr7ASSERT_VIOLATIONMEMORY_FREE, ldv_msg_freeErr6ASSERT_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_HEADErr1REQUIRES_VIOLATION, LDV_INIT_LIST_HEADErr2REQUIRES_VIOLATION, LDV_INIT_LIST_HEADErr3REQUIRES_VIOLATION, LDV_INIT_LIST_HEADErr0REQUIRES_VIOLATION, ldv_list_delErr1REQUIRES_VIOLATION, ldv_list_delErr2REQUIRES_VIOLATION, ldv_list_delErr3REQUIRES_VIOLATION, ldv_list_delErr0REQUIRES_VIOLATION, __ldv_list_addErr4REQUIRES_VIOLATION, __ldv_list_addErr6REQUIRES_VIOLATION, __ldv_list_addErr5REQUIRES_VIOLATION, __ldv_list_addErr0REQUIRES_VIOLATION, __ldv_list_addErr7REQUIRES_VIOLATION, __ldv_list_addErr2REQUIRES_VIOLATION, __ldv_list_addErr1REQUIRES_VIOLATION, __ldv_list_addErr3REQUIRES_VIOLATION, ldv_dev_set_drvdataErr1REQUIRES_VIOLATION, ldv_dev_set_drvdataErr0REQUIRES_VIOLATION, ldv_atomic_sub_returnErr1REQUIRES_VIOLATION, ldv_atomic_sub_returnErr2REQUIRES_VIOLATION, ldv_atomic_sub_returnErr3REQUIRES_VIOLATION, ldv_atomic_sub_returnErr0REQUIRES_VIOLATION, ldv_list_add_tailErr1REQUIRES_VIOLATION, ldv_list_add_tailErr0REQUIRES_VIOLATION, ldv_dev_get_drvdataErr0REQUIRES_VIOLATION, ldv_dev_get_drvdataErr1REQUIRES_VIOLATION, ldv_msg_allocErr0REQUIRES_VIOLATION, ldv_msg_allocErr1REQUIRES_VIOLATION]=== [2019-01-13 23:09:11,365 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-01-13 23:09:11,365 INFO L82 PathProgramCache]: Analyzing trace with hash 504538275, now seen corresponding path program 2 times [2019-01-13 23:09:11,365 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2019-01-13 23:09:11,365 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2019-01-13 23:09:11,371 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-01-13 23:09:11,371 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-01-13 23:09:11,371 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-01-13 23:09:11,387 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-01-13 23:09:12,389 INFO L134 CoverageAnalysis]: Checked inductivity of 21 backedges. 0 proven. 21 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-01-13 23:09:12,389 INFO L300 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2019-01-13 23:09:12,389 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 [2019-01-13 23:09:12,410 INFO L103 rtionOrderModulation]: Keeping assertion order OUTSIDE_LOOP_FIRST1 [2019-01-13 23:09:12,463 INFO L249 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST1 issued 1 check-sat command(s) [2019-01-13 23:09:12,463 INFO L250 tOrderPrioritization]: Conjunction of SSA is unsat [2019-01-13 23:09:12,469 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2019-01-13 23:09:12,852 INFO L134 CoverageAnalysis]: Checked inductivity of 21 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 21 trivial. 0 not checked. [2019-01-13 23:09:12,871 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 1 imperfect interpolant sequences. [2019-01-13 23:09:12,871 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [18] imperfect sequences [10] total 27 [2019-01-13 23:09:12,871 INFO L459 AbstractCegarLoop]: Interpolant automaton has 27 states [2019-01-13 23:09:12,872 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 27 interpolants. [2019-01-13 23:09:12,872 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=85, Invalid=617, Unknown=0, NotChecked=0, Total=702 [2019-01-13 23:09:12,872 INFO L87 Difference]: Start difference. First operand 143 states and 147 transitions. Second operand 27 states. [2019-01-13 23:09:14,235 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-01-13 23:09:14,235 INFO L93 Difference]: Finished difference Result 144 states and 148 transitions. [2019-01-13 23:09:14,237 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 27 states. [2019-01-13 23:09:14,237 INFO L78 Accepts]: Start accepts. Automaton has 27 states. Word has length 64 [2019-01-13 23:09:14,237 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-01-13 23:09:14,239 INFO L225 Difference]: With dead ends: 144 [2019-01-13 23:09:14,239 INFO L226 Difference]: Without dead ends: 142 [2019-01-13 23:09:14,240 INFO L631 BasicCegarLoop]: 0 DeclaredPredicates, 86 GetRequests, 47 SyntacticMatches, 1 SemanticMatches, 38 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 315 ImplicationChecksByTransitivity, 1.6s TimeCoverageRelationStatistics Valid=187, Invalid=1373, Unknown=0, NotChecked=0, Total=1560 [2019-01-13 23:09:14,241 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 142 states. [2019-01-13 23:09:14,244 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 142 to 142. [2019-01-13 23:09:14,245 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 142 states. [2019-01-13 23:09:14,246 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 142 states to 142 states and 146 transitions. [2019-01-13 23:09:14,247 INFO L78 Accepts]: Start accepts. Automaton has 142 states and 146 transitions. Word has length 64 [2019-01-13 23:09:14,247 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-01-13 23:09:14,247 INFO L480 AbstractCegarLoop]: Abstraction has 142 states and 146 transitions. [2019-01-13 23:09:14,247 INFO L481 AbstractCegarLoop]: Interpolant automaton has 27 states. [2019-01-13 23:09:14,247 INFO L276 IsEmpty]: Start isEmpty. Operand 142 states and 146 transitions. [2019-01-13 23:09:14,248 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 77 [2019-01-13 23:09:14,248 INFO L394 BasicCegarLoop]: Found error trace [2019-01-13 23:09:14,248 INFO L402 BasicCegarLoop]: trace histogram [7, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-01-13 23:09:14,253 INFO L423 AbstractCegarLoop]: === Iteration 20 === [ldv_kref_initErr0REQUIRES_VIOLATION, ldv_kref_initErr1REQUIRES_VIOLATION, ldv_list_addErr1REQUIRES_VIOLATION, ldv_list_addErr0REQUIRES_VIOLATION, ldv_kobject_createErr0REQUIRES_VIOLATION, ldv_kobject_createErr1REQUIRES_VIOLATION, ldv_destroy_msgsErr4REQUIRES_VIOLATION, ldv_destroy_msgsErr5REQUIRES_VIOLATION, ldv_destroy_msgsErr0REQUIRES_VIOLATION, ldv_destroy_msgsErr1REQUIRES_VIOLATION, ldv_destroy_msgsErr2REQUIRES_VIOLATION, ldv_destroy_msgsErr3REQUIRES_VIOLATION, ldv_msg_fillErr0REQUIRES_VIOLATION, ldv_msg_fillErr5REQUIRES_VIOLATION, ldv_msg_fillErr4REQUIRES_VIOLATION, ldv_msg_fillErr3REQUIRES_VIOLATION, ldv_msg_fillErr1REQUIRES_VIOLATION, ldv_msg_fillErr2REQUIRES_VIOLATION, ldv_atomic_add_returnErr1REQUIRES_VIOLATION, ldv_atomic_add_returnErr2REQUIRES_VIOLATION, ldv_atomic_add_returnErr3REQUIRES_VIOLATION, ldv_atomic_add_returnErr0REQUIRES_VIOLATION, __ldv_list_delErr0REQUIRES_VIOLATION, __ldv_list_delErr2REQUIRES_VIOLATION, __ldv_list_delErr1REQUIRES_VIOLATION, __ldv_list_delErr3REQUIRES_VIOLATION, ldv_kobject_cleanupErr3ASSERT_VIOLATIONMEMORY_FREE, ldv_kobject_cleanupErr7ASSERT_VIOLATIONMEMORY_FREE, ldv_kobject_cleanupErr1REQUIRES_VIOLATION, ldv_kobject_cleanupErr0REQUIRES_VIOLATION, ldv_kobject_cleanupErr2ASSERT_VIOLATIONMEMORY_FREE, ldv_kobject_cleanupErr4ASSERT_VIOLATIONMEMORY_FREE, ldv_kobject_cleanupErr6ASSERT_VIOLATIONMEMORY_FREE, ldv_kobject_cleanupErr5ASSERT_VIOLATIONMEMORY_FREE, ldv_msg_freeErr7ASSERT_VIOLATIONMEMORY_FREE, ldv_msg_freeErr6ASSERT_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_HEADErr1REQUIRES_VIOLATION, LDV_INIT_LIST_HEADErr2REQUIRES_VIOLATION, LDV_INIT_LIST_HEADErr3REQUIRES_VIOLATION, LDV_INIT_LIST_HEADErr0REQUIRES_VIOLATION, ldv_list_delErr1REQUIRES_VIOLATION, ldv_list_delErr2REQUIRES_VIOLATION, ldv_list_delErr3REQUIRES_VIOLATION, ldv_list_delErr0REQUIRES_VIOLATION, __ldv_list_addErr4REQUIRES_VIOLATION, __ldv_list_addErr6REQUIRES_VIOLATION, __ldv_list_addErr5REQUIRES_VIOLATION, __ldv_list_addErr0REQUIRES_VIOLATION, __ldv_list_addErr7REQUIRES_VIOLATION, __ldv_list_addErr2REQUIRES_VIOLATION, __ldv_list_addErr1REQUIRES_VIOLATION, __ldv_list_addErr3REQUIRES_VIOLATION, ldv_dev_set_drvdataErr1REQUIRES_VIOLATION, ldv_dev_set_drvdataErr0REQUIRES_VIOLATION, ldv_atomic_sub_returnErr1REQUIRES_VIOLATION, ldv_atomic_sub_returnErr2REQUIRES_VIOLATION, ldv_atomic_sub_returnErr3REQUIRES_VIOLATION, ldv_atomic_sub_returnErr0REQUIRES_VIOLATION, ldv_list_add_tailErr1REQUIRES_VIOLATION, ldv_list_add_tailErr0REQUIRES_VIOLATION, ldv_dev_get_drvdataErr0REQUIRES_VIOLATION, ldv_dev_get_drvdataErr1REQUIRES_VIOLATION, ldv_msg_allocErr0REQUIRES_VIOLATION, ldv_msg_allocErr1REQUIRES_VIOLATION]=== [2019-01-13 23:09:14,254 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-01-13 23:09:14,257 INFO L82 PathProgramCache]: Analyzing trace with hash -284551712, now seen corresponding path program 1 times [2019-01-13 23:09:14,257 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2019-01-13 23:09:14,257 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2019-01-13 23:09:14,260 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-01-13 23:09:14,262 INFO L101 rtionOrderModulation]: Changing assertion order to NOT_INCREMENTALLY [2019-01-13 23:09:14,263 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-01-13 23:09:14,307 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-01-13 23:09:15,034 INFO L134 CoverageAnalysis]: Checked inductivity of 28 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 28 trivial. 0 not checked. [2019-01-13 23:09:15,035 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-01-13 23:09:15,035 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [12] imperfect sequences [] total 12 [2019-01-13 23:09:15,035 INFO L459 AbstractCegarLoop]: Interpolant automaton has 12 states [2019-01-13 23:09:15,035 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 12 interpolants. [2019-01-13 23:09:15,036 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=21, Invalid=111, Unknown=0, NotChecked=0, Total=132 [2019-01-13 23:09:15,038 INFO L87 Difference]: Start difference. First operand 142 states and 146 transitions. Second operand 12 states. [2019-01-13 23:09:15,133 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-01-13 23:09:15,133 INFO L93 Difference]: Finished difference Result 148 states and 151 transitions. [2019-01-13 23:09:15,135 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2019-01-13 23:09:15,135 INFO L78 Accepts]: Start accepts. Automaton has 12 states. Word has length 76 [2019-01-13 23:09:15,136 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-01-13 23:09:15,137 INFO L225 Difference]: With dead ends: 148 [2019-01-13 23:09:15,137 INFO L226 Difference]: Without dead ends: 142 [2019-01-13 23:09:15,138 INFO L631 BasicCegarLoop]: 0 DeclaredPredicates, 15 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 13 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 3 ImplicationChecksByTransitivity, 0.7s TimeCoverageRelationStatistics Valid=33, Invalid=177, Unknown=0, NotChecked=0, Total=210 [2019-01-13 23:09:15,138 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 142 states. [2019-01-13 23:09:15,141 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 142 to 142. [2019-01-13 23:09:15,141 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 142 states. [2019-01-13 23:09:15,142 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 142 states to 142 states and 145 transitions. [2019-01-13 23:09:15,142 INFO L78 Accepts]: Start accepts. Automaton has 142 states and 145 transitions. Word has length 76 [2019-01-13 23:09:15,142 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-01-13 23:09:15,142 INFO L480 AbstractCegarLoop]: Abstraction has 142 states and 145 transitions. [2019-01-13 23:09:15,142 INFO L481 AbstractCegarLoop]: Interpolant automaton has 12 states. [2019-01-13 23:09:15,143 INFO L276 IsEmpty]: Start isEmpty. Operand 142 states and 145 transitions. [2019-01-13 23:09:15,143 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 90 [2019-01-13 23:09:15,144 INFO L394 BasicCegarLoop]: Found error trace [2019-01-13 23:09:15,146 INFO L402 BasicCegarLoop]: trace histogram [7, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-01-13 23:09:15,146 INFO L423 AbstractCegarLoop]: === Iteration 21 === [ldv_kref_initErr0REQUIRES_VIOLATION, ldv_kref_initErr1REQUIRES_VIOLATION, ldv_list_addErr1REQUIRES_VIOLATION, ldv_list_addErr0REQUIRES_VIOLATION, ldv_kobject_createErr0REQUIRES_VIOLATION, ldv_kobject_createErr1REQUIRES_VIOLATION, ldv_destroy_msgsErr4REQUIRES_VIOLATION, ldv_destroy_msgsErr5REQUIRES_VIOLATION, ldv_destroy_msgsErr0REQUIRES_VIOLATION, ldv_destroy_msgsErr1REQUIRES_VIOLATION, ldv_destroy_msgsErr2REQUIRES_VIOLATION, ldv_destroy_msgsErr3REQUIRES_VIOLATION, ldv_msg_fillErr0REQUIRES_VIOLATION, ldv_msg_fillErr5REQUIRES_VIOLATION, ldv_msg_fillErr4REQUIRES_VIOLATION, ldv_msg_fillErr3REQUIRES_VIOLATION, ldv_msg_fillErr1REQUIRES_VIOLATION, ldv_msg_fillErr2REQUIRES_VIOLATION, ldv_atomic_add_returnErr1REQUIRES_VIOLATION, ldv_atomic_add_returnErr2REQUIRES_VIOLATION, ldv_atomic_add_returnErr3REQUIRES_VIOLATION, ldv_atomic_add_returnErr0REQUIRES_VIOLATION, __ldv_list_delErr0REQUIRES_VIOLATION, __ldv_list_delErr2REQUIRES_VIOLATION, __ldv_list_delErr1REQUIRES_VIOLATION, __ldv_list_delErr3REQUIRES_VIOLATION, ldv_kobject_cleanupErr3ASSERT_VIOLATIONMEMORY_FREE, ldv_kobject_cleanupErr7ASSERT_VIOLATIONMEMORY_FREE, ldv_kobject_cleanupErr1REQUIRES_VIOLATION, ldv_kobject_cleanupErr0REQUIRES_VIOLATION, ldv_kobject_cleanupErr2ASSERT_VIOLATIONMEMORY_FREE, ldv_kobject_cleanupErr4ASSERT_VIOLATIONMEMORY_FREE, ldv_kobject_cleanupErr6ASSERT_VIOLATIONMEMORY_FREE, ldv_kobject_cleanupErr5ASSERT_VIOLATIONMEMORY_FREE, ldv_msg_freeErr7ASSERT_VIOLATIONMEMORY_FREE, ldv_msg_freeErr6ASSERT_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_HEADErr1REQUIRES_VIOLATION, LDV_INIT_LIST_HEADErr2REQUIRES_VIOLATION, LDV_INIT_LIST_HEADErr3REQUIRES_VIOLATION, LDV_INIT_LIST_HEADErr0REQUIRES_VIOLATION, ldv_list_delErr1REQUIRES_VIOLATION, ldv_list_delErr2REQUIRES_VIOLATION, ldv_list_delErr3REQUIRES_VIOLATION, ldv_list_delErr0REQUIRES_VIOLATION, __ldv_list_addErr4REQUIRES_VIOLATION, __ldv_list_addErr6REQUIRES_VIOLATION, __ldv_list_addErr5REQUIRES_VIOLATION, __ldv_list_addErr0REQUIRES_VIOLATION, __ldv_list_addErr7REQUIRES_VIOLATION, __ldv_list_addErr2REQUIRES_VIOLATION, __ldv_list_addErr1REQUIRES_VIOLATION, __ldv_list_addErr3REQUIRES_VIOLATION, ldv_dev_set_drvdataErr1REQUIRES_VIOLATION, ldv_dev_set_drvdataErr0REQUIRES_VIOLATION, ldv_atomic_sub_returnErr1REQUIRES_VIOLATION, ldv_atomic_sub_returnErr2REQUIRES_VIOLATION, ldv_atomic_sub_returnErr3REQUIRES_VIOLATION, ldv_atomic_sub_returnErr0REQUIRES_VIOLATION, ldv_list_add_tailErr1REQUIRES_VIOLATION, ldv_list_add_tailErr0REQUIRES_VIOLATION, ldv_dev_get_drvdataErr0REQUIRES_VIOLATION, ldv_dev_get_drvdataErr1REQUIRES_VIOLATION, ldv_msg_allocErr0REQUIRES_VIOLATION, ldv_msg_allocErr1REQUIRES_VIOLATION]=== [2019-01-13 23:09:15,147 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-01-13 23:09:15,147 INFO L82 PathProgramCache]: Analyzing trace with hash -60559857, now seen corresponding path program 1 times [2019-01-13 23:09:15,147 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2019-01-13 23:09:15,147 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2019-01-13 23:09:15,148 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-01-13 23:09:15,148 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-01-13 23:09:15,148 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-01-13 23:09:15,171 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-01-13 23:09:15,440 INFO L134 CoverageAnalysis]: Checked inductivity of 28 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 28 trivial. 0 not checked. [2019-01-13 23:09:15,440 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-01-13 23:09:15,441 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [15] imperfect sequences [] total 15 [2019-01-13 23:09:15,441 INFO L459 AbstractCegarLoop]: Interpolant automaton has 16 states [2019-01-13 23:09:15,441 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 16 interpolants. [2019-01-13 23:09:15,441 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=29, Invalid=211, Unknown=0, NotChecked=0, Total=240 [2019-01-13 23:09:15,442 INFO L87 Difference]: Start difference. First operand 142 states and 145 transitions. Second operand 16 states. [2019-01-13 23:09:16,064 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-01-13 23:09:16,064 INFO L93 Difference]: Finished difference Result 149 states and 152 transitions. [2019-01-13 23:09:16,065 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 17 states. [2019-01-13 23:09:16,065 INFO L78 Accepts]: Start accepts. Automaton has 16 states. Word has length 89 [2019-01-13 23:09:16,066 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-01-13 23:09:16,067 INFO L225 Difference]: With dead ends: 149 [2019-01-13 23:09:16,067 INFO L226 Difference]: Without dead ends: 149 [2019-01-13 23:09:16,068 INFO L631 BasicCegarLoop]: 0 DeclaredPredicates, 20 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 19 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 10 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=49, Invalid=371, Unknown=0, NotChecked=0, Total=420 [2019-01-13 23:09:16,069 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 149 states. [2019-01-13 23:09:16,073 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 149 to 140. [2019-01-13 23:09:16,073 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 140 states. [2019-01-13 23:09:16,074 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 140 states to 140 states and 143 transitions. [2019-01-13 23:09:16,074 INFO L78 Accepts]: Start accepts. Automaton has 140 states and 143 transitions. Word has length 89 [2019-01-13 23:09:16,074 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-01-13 23:09:16,074 INFO L480 AbstractCegarLoop]: Abstraction has 140 states and 143 transitions. [2019-01-13 23:09:16,074 INFO L481 AbstractCegarLoop]: Interpolant automaton has 16 states. [2019-01-13 23:09:16,074 INFO L276 IsEmpty]: Start isEmpty. Operand 140 states and 143 transitions. [2019-01-13 23:09:16,079 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 90 [2019-01-13 23:09:16,079 INFO L394 BasicCegarLoop]: Found error trace [2019-01-13 23:09:16,080 INFO L402 BasicCegarLoop]: trace histogram [7, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-01-13 23:09:16,080 INFO L423 AbstractCegarLoop]: === Iteration 22 === [ldv_kref_initErr0REQUIRES_VIOLATION, ldv_kref_initErr1REQUIRES_VIOLATION, ldv_list_addErr1REQUIRES_VIOLATION, ldv_list_addErr0REQUIRES_VIOLATION, ldv_kobject_createErr0REQUIRES_VIOLATION, ldv_kobject_createErr1REQUIRES_VIOLATION, ldv_destroy_msgsErr4REQUIRES_VIOLATION, ldv_destroy_msgsErr5REQUIRES_VIOLATION, ldv_destroy_msgsErr0REQUIRES_VIOLATION, ldv_destroy_msgsErr1REQUIRES_VIOLATION, ldv_destroy_msgsErr2REQUIRES_VIOLATION, ldv_destroy_msgsErr3REQUIRES_VIOLATION, ldv_msg_fillErr0REQUIRES_VIOLATION, ldv_msg_fillErr5REQUIRES_VIOLATION, ldv_msg_fillErr4REQUIRES_VIOLATION, ldv_msg_fillErr3REQUIRES_VIOLATION, ldv_msg_fillErr1REQUIRES_VIOLATION, ldv_msg_fillErr2REQUIRES_VIOLATION, ldv_atomic_add_returnErr1REQUIRES_VIOLATION, ldv_atomic_add_returnErr2REQUIRES_VIOLATION, ldv_atomic_add_returnErr3REQUIRES_VIOLATION, ldv_atomic_add_returnErr0REQUIRES_VIOLATION, __ldv_list_delErr0REQUIRES_VIOLATION, __ldv_list_delErr2REQUIRES_VIOLATION, __ldv_list_delErr1REQUIRES_VIOLATION, __ldv_list_delErr3REQUIRES_VIOLATION, ldv_kobject_cleanupErr3ASSERT_VIOLATIONMEMORY_FREE, ldv_kobject_cleanupErr7ASSERT_VIOLATIONMEMORY_FREE, ldv_kobject_cleanupErr1REQUIRES_VIOLATION, ldv_kobject_cleanupErr0REQUIRES_VIOLATION, ldv_kobject_cleanupErr2ASSERT_VIOLATIONMEMORY_FREE, ldv_kobject_cleanupErr4ASSERT_VIOLATIONMEMORY_FREE, ldv_kobject_cleanupErr6ASSERT_VIOLATIONMEMORY_FREE, ldv_kobject_cleanupErr5ASSERT_VIOLATIONMEMORY_FREE, ldv_msg_freeErr7ASSERT_VIOLATIONMEMORY_FREE, ldv_msg_freeErr6ASSERT_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_HEADErr1REQUIRES_VIOLATION, LDV_INIT_LIST_HEADErr2REQUIRES_VIOLATION, LDV_INIT_LIST_HEADErr3REQUIRES_VIOLATION, LDV_INIT_LIST_HEADErr0REQUIRES_VIOLATION, ldv_list_delErr1REQUIRES_VIOLATION, ldv_list_delErr2REQUIRES_VIOLATION, ldv_list_delErr3REQUIRES_VIOLATION, ldv_list_delErr0REQUIRES_VIOLATION, __ldv_list_addErr4REQUIRES_VIOLATION, __ldv_list_addErr6REQUIRES_VIOLATION, __ldv_list_addErr5REQUIRES_VIOLATION, __ldv_list_addErr0REQUIRES_VIOLATION, __ldv_list_addErr7REQUIRES_VIOLATION, __ldv_list_addErr2REQUIRES_VIOLATION, __ldv_list_addErr1REQUIRES_VIOLATION, __ldv_list_addErr3REQUIRES_VIOLATION, ldv_dev_set_drvdataErr1REQUIRES_VIOLATION, ldv_dev_set_drvdataErr0REQUIRES_VIOLATION, ldv_atomic_sub_returnErr1REQUIRES_VIOLATION, ldv_atomic_sub_returnErr2REQUIRES_VIOLATION, ldv_atomic_sub_returnErr3REQUIRES_VIOLATION, ldv_atomic_sub_returnErr0REQUIRES_VIOLATION, ldv_list_add_tailErr1REQUIRES_VIOLATION, ldv_list_add_tailErr0REQUIRES_VIOLATION, ldv_dev_get_drvdataErr0REQUIRES_VIOLATION, ldv_dev_get_drvdataErr1REQUIRES_VIOLATION, ldv_msg_allocErr0REQUIRES_VIOLATION, ldv_msg_allocErr1REQUIRES_VIOLATION]=== [2019-01-13 23:09:16,080 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-01-13 23:09:16,080 INFO L82 PathProgramCache]: Analyzing trace with hash -60559856, now seen corresponding path program 1 times [2019-01-13 23:09:16,081 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2019-01-13 23:09:16,085 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2019-01-13 23:09:16,087 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-01-13 23:09:16,087 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-01-13 23:09:16,087 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-01-13 23:09:16,113 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-01-13 23:09:16,409 INFO L134 CoverageAnalysis]: Checked inductivity of 28 backedges. 0 proven. 28 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-01-13 23:09:16,409 INFO L300 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2019-01-13 23:09:16,409 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 [2019-01-13 23:09:16,421 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-01-13 23:09:16,496 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-01-13 23:09:16,501 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2019-01-13 23:09:16,596 INFO L134 CoverageAnalysis]: Checked inductivity of 28 backedges. 0 proven. 28 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-01-13 23:09:16,616 INFO L312 seRefinementStrategy]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2019-01-13 23:09:16,616 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [] imperfect sequences [11, 11] total 12 [2019-01-13 23:09:16,617 INFO L459 AbstractCegarLoop]: Interpolant automaton has 12 states [2019-01-13 23:09:16,618 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 12 interpolants. [2019-01-13 23:09:16,618 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=57, Invalid=75, Unknown=0, NotChecked=0, Total=132 [2019-01-13 23:09:16,618 INFO L87 Difference]: Start difference. First operand 140 states and 143 transitions. Second operand 12 states. [2019-01-13 23:09:16,665 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-01-13 23:09:16,665 INFO L93 Difference]: Finished difference Result 143 states and 146 transitions. [2019-01-13 23:09:16,667 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2019-01-13 23:09:16,667 INFO L78 Accepts]: Start accepts. Automaton has 12 states. Word has length 89 [2019-01-13 23:09:16,667 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-01-13 23:09:16,669 INFO L225 Difference]: With dead ends: 143 [2019-01-13 23:09:16,670 INFO L226 Difference]: Without dead ends: 141 [2019-01-13 23:09:16,670 INFO L631 BasicCegarLoop]: 0 DeclaredPredicates, 100 GetRequests, 89 SyntacticMatches, 0 SemanticMatches, 11 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 20 ImplicationChecksByTransitivity, 0.3s TimeCoverageRelationStatistics Valid=61, Invalid=95, Unknown=0, NotChecked=0, Total=156 [2019-01-13 23:09:16,670 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 141 states. [2019-01-13 23:09:16,673 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 141 to 141. [2019-01-13 23:09:16,673 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 141 states. [2019-01-13 23:09:16,673 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 141 states to 141 states and 144 transitions. [2019-01-13 23:09:16,674 INFO L78 Accepts]: Start accepts. Automaton has 141 states and 144 transitions. Word has length 89 [2019-01-13 23:09:16,674 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-01-13 23:09:16,674 INFO L480 AbstractCegarLoop]: Abstraction has 141 states and 144 transitions. [2019-01-13 23:09:16,674 INFO L481 AbstractCegarLoop]: Interpolant automaton has 12 states. [2019-01-13 23:09:16,674 INFO L276 IsEmpty]: Start isEmpty. Operand 141 states and 144 transitions. [2019-01-13 23:09:16,675 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 91 [2019-01-13 23:09:16,675 INFO L394 BasicCegarLoop]: Found error trace [2019-01-13 23:09:16,675 INFO L402 BasicCegarLoop]: trace histogram [8, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-01-13 23:09:16,676 INFO L423 AbstractCegarLoop]: === Iteration 23 === [ldv_kref_initErr0REQUIRES_VIOLATION, ldv_kref_initErr1REQUIRES_VIOLATION, ldv_list_addErr1REQUIRES_VIOLATION, ldv_list_addErr0REQUIRES_VIOLATION, ldv_kobject_createErr0REQUIRES_VIOLATION, ldv_kobject_createErr1REQUIRES_VIOLATION, ldv_destroy_msgsErr4REQUIRES_VIOLATION, ldv_destroy_msgsErr5REQUIRES_VIOLATION, ldv_destroy_msgsErr0REQUIRES_VIOLATION, ldv_destroy_msgsErr1REQUIRES_VIOLATION, ldv_destroy_msgsErr2REQUIRES_VIOLATION, ldv_destroy_msgsErr3REQUIRES_VIOLATION, ldv_msg_fillErr0REQUIRES_VIOLATION, ldv_msg_fillErr5REQUIRES_VIOLATION, ldv_msg_fillErr4REQUIRES_VIOLATION, ldv_msg_fillErr3REQUIRES_VIOLATION, ldv_msg_fillErr1REQUIRES_VIOLATION, ldv_msg_fillErr2REQUIRES_VIOLATION, ldv_atomic_add_returnErr1REQUIRES_VIOLATION, ldv_atomic_add_returnErr2REQUIRES_VIOLATION, ldv_atomic_add_returnErr3REQUIRES_VIOLATION, ldv_atomic_add_returnErr0REQUIRES_VIOLATION, __ldv_list_delErr0REQUIRES_VIOLATION, __ldv_list_delErr2REQUIRES_VIOLATION, __ldv_list_delErr1REQUIRES_VIOLATION, __ldv_list_delErr3REQUIRES_VIOLATION, ldv_kobject_cleanupErr3ASSERT_VIOLATIONMEMORY_FREE, ldv_kobject_cleanupErr7ASSERT_VIOLATIONMEMORY_FREE, ldv_kobject_cleanupErr1REQUIRES_VIOLATION, ldv_kobject_cleanupErr0REQUIRES_VIOLATION, ldv_kobject_cleanupErr2ASSERT_VIOLATIONMEMORY_FREE, ldv_kobject_cleanupErr4ASSERT_VIOLATIONMEMORY_FREE, ldv_kobject_cleanupErr6ASSERT_VIOLATIONMEMORY_FREE, ldv_kobject_cleanupErr5ASSERT_VIOLATIONMEMORY_FREE, ldv_msg_freeErr7ASSERT_VIOLATIONMEMORY_FREE, ldv_msg_freeErr6ASSERT_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_HEADErr1REQUIRES_VIOLATION, LDV_INIT_LIST_HEADErr2REQUIRES_VIOLATION, LDV_INIT_LIST_HEADErr3REQUIRES_VIOLATION, LDV_INIT_LIST_HEADErr0REQUIRES_VIOLATION, ldv_list_delErr1REQUIRES_VIOLATION, ldv_list_delErr2REQUIRES_VIOLATION, ldv_list_delErr3REQUIRES_VIOLATION, ldv_list_delErr0REQUIRES_VIOLATION, __ldv_list_addErr4REQUIRES_VIOLATION, __ldv_list_addErr6REQUIRES_VIOLATION, __ldv_list_addErr5REQUIRES_VIOLATION, __ldv_list_addErr0REQUIRES_VIOLATION, __ldv_list_addErr7REQUIRES_VIOLATION, __ldv_list_addErr2REQUIRES_VIOLATION, __ldv_list_addErr1REQUIRES_VIOLATION, __ldv_list_addErr3REQUIRES_VIOLATION, ldv_dev_set_drvdataErr1REQUIRES_VIOLATION, ldv_dev_set_drvdataErr0REQUIRES_VIOLATION, ldv_atomic_sub_returnErr1REQUIRES_VIOLATION, ldv_atomic_sub_returnErr2REQUIRES_VIOLATION, ldv_atomic_sub_returnErr3REQUIRES_VIOLATION, ldv_atomic_sub_returnErr0REQUIRES_VIOLATION, ldv_list_add_tailErr1REQUIRES_VIOLATION, ldv_list_add_tailErr0REQUIRES_VIOLATION, ldv_dev_get_drvdataErr0REQUIRES_VIOLATION, ldv_dev_get_drvdataErr1REQUIRES_VIOLATION, ldv_msg_allocErr0REQUIRES_VIOLATION, ldv_msg_allocErr1REQUIRES_VIOLATION]=== [2019-01-13 23:09:16,676 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-01-13 23:09:16,676 INFO L82 PathProgramCache]: Analyzing trace with hash 169166733, now seen corresponding path program 2 times [2019-01-13 23:09:16,676 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2019-01-13 23:09:16,676 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2019-01-13 23:09:16,677 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-01-13 23:09:16,678 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-01-13 23:09:16,678 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-01-13 23:09:16,704 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-01-13 23:09:17,061 INFO L134 CoverageAnalysis]: Checked inductivity of 36 backedges. 0 proven. 36 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-01-13 23:09:17,061 INFO L300 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2019-01-13 23:09:17,062 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 [2019-01-13 23:09:17,074 INFO L103 rtionOrderModulation]: Keeping assertion order OUTSIDE_LOOP_FIRST1 [2019-01-13 23:09:17,149 INFO L249 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST1 issued 1 check-sat command(s) [2019-01-13 23:09:17,149 INFO L250 tOrderPrioritization]: Conjunction of SSA is unsat [2019-01-13 23:09:17,158 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2019-01-13 23:09:17,756 INFO L134 CoverageAnalysis]: Checked inductivity of 36 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 36 trivial. 0 not checked. [2019-01-13 23:09:17,779 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 1 imperfect interpolant sequences. [2019-01-13 23:09:17,779 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [18] imperfect sequences [12] total 29 [2019-01-13 23:09:17,780 INFO L459 AbstractCegarLoop]: Interpolant automaton has 29 states [2019-01-13 23:09:17,780 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 29 interpolants. [2019-01-13 23:09:17,781 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=104, Invalid=708, Unknown=0, NotChecked=0, Total=812 [2019-01-13 23:09:17,781 INFO L87 Difference]: Start difference. First operand 141 states and 144 transitions. Second operand 29 states. [2019-01-13 23:09:19,283 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-01-13 23:09:19,283 INFO L93 Difference]: Finished difference Result 142 states and 145 transitions. [2019-01-13 23:09:19,285 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 29 states. [2019-01-13 23:09:19,285 INFO L78 Accepts]: Start accepts. Automaton has 29 states. Word has length 90 [2019-01-13 23:09:19,285 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-01-13 23:09:19,287 INFO L225 Difference]: With dead ends: 142 [2019-01-13 23:09:19,287 INFO L226 Difference]: Without dead ends: 140 [2019-01-13 23:09:19,288 INFO L631 BasicCegarLoop]: 0 DeclaredPredicates, 116 GetRequests, 71 SyntacticMatches, 3 SemanticMatches, 42 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 426 ImplicationChecksByTransitivity, 1.3s TimeCoverageRelationStatistics Valid=244, Invalid=1648, Unknown=0, NotChecked=0, Total=1892 [2019-01-13 23:09:19,289 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 140 states. [2019-01-13 23:09:19,291 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 140 to 140. [2019-01-13 23:09:19,292 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 140 states. [2019-01-13 23:09:19,292 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 140 states to 140 states and 143 transitions. [2019-01-13 23:09:19,292 INFO L78 Accepts]: Start accepts. Automaton has 140 states and 143 transitions. Word has length 90 [2019-01-13 23:09:19,293 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-01-13 23:09:19,293 INFO L480 AbstractCegarLoop]: Abstraction has 140 states and 143 transitions. [2019-01-13 23:09:19,293 INFO L481 AbstractCegarLoop]: Interpolant automaton has 29 states. [2019-01-13 23:09:19,293 INFO L276 IsEmpty]: Start isEmpty. Operand 140 states and 143 transitions. [2019-01-13 23:09:19,294 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 90 [2019-01-13 23:09:19,294 INFO L394 BasicCegarLoop]: Found error trace [2019-01-13 23:09:19,294 INFO L402 BasicCegarLoop]: trace histogram [9, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-01-13 23:09:19,294 INFO L423 AbstractCegarLoop]: === Iteration 24 === [ldv_kref_initErr0REQUIRES_VIOLATION, ldv_kref_initErr1REQUIRES_VIOLATION, ldv_list_addErr1REQUIRES_VIOLATION, ldv_list_addErr0REQUIRES_VIOLATION, ldv_kobject_createErr0REQUIRES_VIOLATION, ldv_kobject_createErr1REQUIRES_VIOLATION, ldv_destroy_msgsErr4REQUIRES_VIOLATION, ldv_destroy_msgsErr5REQUIRES_VIOLATION, ldv_destroy_msgsErr0REQUIRES_VIOLATION, ldv_destroy_msgsErr1REQUIRES_VIOLATION, ldv_destroy_msgsErr2REQUIRES_VIOLATION, ldv_destroy_msgsErr3REQUIRES_VIOLATION, ldv_msg_fillErr0REQUIRES_VIOLATION, ldv_msg_fillErr5REQUIRES_VIOLATION, ldv_msg_fillErr4REQUIRES_VIOLATION, ldv_msg_fillErr3REQUIRES_VIOLATION, ldv_msg_fillErr1REQUIRES_VIOLATION, ldv_msg_fillErr2REQUIRES_VIOLATION, ldv_atomic_add_returnErr1REQUIRES_VIOLATION, ldv_atomic_add_returnErr2REQUIRES_VIOLATION, ldv_atomic_add_returnErr3REQUIRES_VIOLATION, ldv_atomic_add_returnErr0REQUIRES_VIOLATION, __ldv_list_delErr0REQUIRES_VIOLATION, __ldv_list_delErr2REQUIRES_VIOLATION, __ldv_list_delErr1REQUIRES_VIOLATION, __ldv_list_delErr3REQUIRES_VIOLATION, ldv_kobject_cleanupErr3ASSERT_VIOLATIONMEMORY_FREE, ldv_kobject_cleanupErr7ASSERT_VIOLATIONMEMORY_FREE, ldv_kobject_cleanupErr1REQUIRES_VIOLATION, ldv_kobject_cleanupErr0REQUIRES_VIOLATION, ldv_kobject_cleanupErr2ASSERT_VIOLATIONMEMORY_FREE, ldv_kobject_cleanupErr4ASSERT_VIOLATIONMEMORY_FREE, ldv_kobject_cleanupErr6ASSERT_VIOLATIONMEMORY_FREE, ldv_kobject_cleanupErr5ASSERT_VIOLATIONMEMORY_FREE, ldv_msg_freeErr7ASSERT_VIOLATIONMEMORY_FREE, ldv_msg_freeErr6ASSERT_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_HEADErr1REQUIRES_VIOLATION, LDV_INIT_LIST_HEADErr2REQUIRES_VIOLATION, LDV_INIT_LIST_HEADErr3REQUIRES_VIOLATION, LDV_INIT_LIST_HEADErr0REQUIRES_VIOLATION, ldv_list_delErr1REQUIRES_VIOLATION, ldv_list_delErr2REQUIRES_VIOLATION, ldv_list_delErr3REQUIRES_VIOLATION, ldv_list_delErr0REQUIRES_VIOLATION, __ldv_list_addErr4REQUIRES_VIOLATION, __ldv_list_addErr6REQUIRES_VIOLATION, __ldv_list_addErr5REQUIRES_VIOLATION, __ldv_list_addErr0REQUIRES_VIOLATION, __ldv_list_addErr7REQUIRES_VIOLATION, __ldv_list_addErr2REQUIRES_VIOLATION, __ldv_list_addErr1REQUIRES_VIOLATION, __ldv_list_addErr3REQUIRES_VIOLATION, ldv_dev_set_drvdataErr1REQUIRES_VIOLATION, ldv_dev_set_drvdataErr0REQUIRES_VIOLATION, ldv_atomic_sub_returnErr1REQUIRES_VIOLATION, ldv_atomic_sub_returnErr2REQUIRES_VIOLATION, ldv_atomic_sub_returnErr3REQUIRES_VIOLATION, ldv_atomic_sub_returnErr0REQUIRES_VIOLATION, ldv_list_add_tailErr1REQUIRES_VIOLATION, ldv_list_add_tailErr0REQUIRES_VIOLATION, ldv_dev_get_drvdataErr0REQUIRES_VIOLATION, ldv_dev_get_drvdataErr1REQUIRES_VIOLATION, ldv_msg_allocErr0REQUIRES_VIOLATION, ldv_msg_allocErr1REQUIRES_VIOLATION]=== [2019-01-13 23:09:19,295 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-01-13 23:09:19,295 INFO L82 PathProgramCache]: Analyzing trace with hash 412528401, now seen corresponding path program 1 times [2019-01-13 23:09:19,295 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2019-01-13 23:09:19,295 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2019-01-13 23:09:19,296 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-01-13 23:09:19,296 INFO L101 rtionOrderModulation]: Changing assertion order to NOT_INCREMENTALLY [2019-01-13 23:09:19,296 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-01-13 23:09:19,310 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-01-13 23:09:19,443 INFO L134 CoverageAnalysis]: Checked inductivity of 45 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 45 trivial. 0 not checked. [2019-01-13 23:09:19,443 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-01-13 23:09:19,443 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [10] imperfect sequences [] total 10 [2019-01-13 23:09:19,444 INFO L459 AbstractCegarLoop]: Interpolant automaton has 10 states [2019-01-13 23:09:19,444 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 10 interpolants. [2019-01-13 23:09:19,444 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=17, Invalid=73, Unknown=0, NotChecked=0, Total=90 [2019-01-13 23:09:19,444 INFO L87 Difference]: Start difference. First operand 140 states and 143 transitions. Second operand 10 states. [2019-01-13 23:09:19,511 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-01-13 23:09:19,511 INFO L93 Difference]: Finished difference Result 142 states and 144 transitions. [2019-01-13 23:09:19,512 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2019-01-13 23:09:19,512 INFO L78 Accepts]: Start accepts. Automaton has 10 states. Word has length 89 [2019-01-13 23:09:19,513 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-01-13 23:09:19,514 INFO L225 Difference]: With dead ends: 142 [2019-01-13 23:09:19,514 INFO L226 Difference]: Without dead ends: 140 [2019-01-13 23:09:19,515 INFO L631 BasicCegarLoop]: 0 DeclaredPredicates, 12 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 10 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=25, Invalid=107, Unknown=0, NotChecked=0, Total=132 [2019-01-13 23:09:19,515 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 140 states. [2019-01-13 23:09:19,518 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 140 to 140. [2019-01-13 23:09:19,518 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 140 states. [2019-01-13 23:09:19,520 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 140 states to 140 states and 142 transitions. [2019-01-13 23:09:19,520 INFO L78 Accepts]: Start accepts. Automaton has 140 states and 142 transitions. Word has length 89 [2019-01-13 23:09:19,521 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-01-13 23:09:19,521 INFO L480 AbstractCegarLoop]: Abstraction has 140 states and 142 transitions. [2019-01-13 23:09:19,522 INFO L481 AbstractCegarLoop]: Interpolant automaton has 10 states. [2019-01-13 23:09:19,522 INFO L276 IsEmpty]: Start isEmpty. Operand 140 states and 142 transitions. [2019-01-13 23:09:19,523 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 106 [2019-01-13 23:09:19,523 INFO L394 BasicCegarLoop]: Found error trace [2019-01-13 23:09:19,524 INFO L402 BasicCegarLoop]: trace histogram [9, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-01-13 23:09:19,524 INFO L423 AbstractCegarLoop]: === Iteration 25 === [ldv_kref_initErr0REQUIRES_VIOLATION, ldv_kref_initErr1REQUIRES_VIOLATION, ldv_list_addErr1REQUIRES_VIOLATION, ldv_list_addErr0REQUIRES_VIOLATION, ldv_kobject_createErr0REQUIRES_VIOLATION, ldv_kobject_createErr1REQUIRES_VIOLATION, ldv_destroy_msgsErr4REQUIRES_VIOLATION, ldv_destroy_msgsErr5REQUIRES_VIOLATION, ldv_destroy_msgsErr0REQUIRES_VIOLATION, ldv_destroy_msgsErr1REQUIRES_VIOLATION, ldv_destroy_msgsErr2REQUIRES_VIOLATION, ldv_destroy_msgsErr3REQUIRES_VIOLATION, ldv_msg_fillErr0REQUIRES_VIOLATION, ldv_msg_fillErr5REQUIRES_VIOLATION, ldv_msg_fillErr4REQUIRES_VIOLATION, ldv_msg_fillErr3REQUIRES_VIOLATION, ldv_msg_fillErr1REQUIRES_VIOLATION, ldv_msg_fillErr2REQUIRES_VIOLATION, ldv_atomic_add_returnErr1REQUIRES_VIOLATION, ldv_atomic_add_returnErr2REQUIRES_VIOLATION, ldv_atomic_add_returnErr3REQUIRES_VIOLATION, ldv_atomic_add_returnErr0REQUIRES_VIOLATION, __ldv_list_delErr0REQUIRES_VIOLATION, __ldv_list_delErr2REQUIRES_VIOLATION, __ldv_list_delErr1REQUIRES_VIOLATION, __ldv_list_delErr3REQUIRES_VIOLATION, ldv_kobject_cleanupErr3ASSERT_VIOLATIONMEMORY_FREE, ldv_kobject_cleanupErr7ASSERT_VIOLATIONMEMORY_FREE, ldv_kobject_cleanupErr1REQUIRES_VIOLATION, ldv_kobject_cleanupErr0REQUIRES_VIOLATION, ldv_kobject_cleanupErr2ASSERT_VIOLATIONMEMORY_FREE, ldv_kobject_cleanupErr4ASSERT_VIOLATIONMEMORY_FREE, ldv_kobject_cleanupErr6ASSERT_VIOLATIONMEMORY_FREE, ldv_kobject_cleanupErr5ASSERT_VIOLATIONMEMORY_FREE, ldv_msg_freeErr7ASSERT_VIOLATIONMEMORY_FREE, ldv_msg_freeErr6ASSERT_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_HEADErr1REQUIRES_VIOLATION, LDV_INIT_LIST_HEADErr2REQUIRES_VIOLATION, LDV_INIT_LIST_HEADErr3REQUIRES_VIOLATION, LDV_INIT_LIST_HEADErr0REQUIRES_VIOLATION, ldv_list_delErr1REQUIRES_VIOLATION, ldv_list_delErr2REQUIRES_VIOLATION, ldv_list_delErr3REQUIRES_VIOLATION, ldv_list_delErr0REQUIRES_VIOLATION, __ldv_list_addErr4REQUIRES_VIOLATION, __ldv_list_addErr6REQUIRES_VIOLATION, __ldv_list_addErr5REQUIRES_VIOLATION, __ldv_list_addErr0REQUIRES_VIOLATION, __ldv_list_addErr7REQUIRES_VIOLATION, __ldv_list_addErr2REQUIRES_VIOLATION, __ldv_list_addErr1REQUIRES_VIOLATION, __ldv_list_addErr3REQUIRES_VIOLATION, ldv_dev_set_drvdataErr1REQUIRES_VIOLATION, ldv_dev_set_drvdataErr0REQUIRES_VIOLATION, ldv_atomic_sub_returnErr1REQUIRES_VIOLATION, ldv_atomic_sub_returnErr2REQUIRES_VIOLATION, ldv_atomic_sub_returnErr3REQUIRES_VIOLATION, ldv_atomic_sub_returnErr0REQUIRES_VIOLATION, ldv_list_add_tailErr1REQUIRES_VIOLATION, ldv_list_add_tailErr0REQUIRES_VIOLATION, ldv_dev_get_drvdataErr0REQUIRES_VIOLATION, ldv_dev_get_drvdataErr1REQUIRES_VIOLATION, ldv_msg_allocErr0REQUIRES_VIOLATION, ldv_msg_allocErr1REQUIRES_VIOLATION]=== [2019-01-13 23:09:19,524 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-01-13 23:09:19,524 INFO L82 PathProgramCache]: Analyzing trace with hash -254516258, now seen corresponding path program 1 times [2019-01-13 23:09:19,525 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2019-01-13 23:09:19,525 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2019-01-13 23:09:19,526 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-01-13 23:09:19,526 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-01-13 23:09:19,526 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-01-13 23:09:19,543 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-01-13 23:09:19,908 INFO L134 CoverageAnalysis]: Checked inductivity of 45 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 45 trivial. 0 not checked. [2019-01-13 23:09:19,908 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-01-13 23:09:19,908 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [19] imperfect sequences [] total 19 [2019-01-13 23:09:19,909 INFO L459 AbstractCegarLoop]: Interpolant automaton has 20 states [2019-01-13 23:09:19,909 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 20 interpolants. [2019-01-13 23:09:19,909 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=37, Invalid=343, Unknown=0, NotChecked=0, Total=380 [2019-01-13 23:09:19,910 INFO L87 Difference]: Start difference. First operand 140 states and 142 transitions. Second operand 20 states. [2019-01-13 23:09:20,658 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-01-13 23:09:20,659 INFO L93 Difference]: Finished difference Result 143 states and 145 transitions. [2019-01-13 23:09:20,661 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 21 states. [2019-01-13 23:09:20,661 INFO L78 Accepts]: Start accepts. Automaton has 20 states. Word has length 105 [2019-01-13 23:09:20,662 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-01-13 23:09:20,662 INFO L225 Difference]: With dead ends: 143 [2019-01-13 23:09:20,662 INFO L226 Difference]: Without dead ends: 143 [2019-01-13 23:09:20,663 INFO L631 BasicCegarLoop]: 0 DeclaredPredicates, 26 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 25 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 21 ImplicationChecksByTransitivity, 0.4s TimeCoverageRelationStatistics Valid=65, Invalid=637, Unknown=0, NotChecked=0, Total=702 [2019-01-13 23:09:20,663 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 143 states. [2019-01-13 23:09:20,666 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 143 to 138. [2019-01-13 23:09:20,666 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 138 states. [2019-01-13 23:09:20,666 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 138 states to 138 states and 140 transitions. [2019-01-13 23:09:20,667 INFO L78 Accepts]: Start accepts. Automaton has 138 states and 140 transitions. Word has length 105 [2019-01-13 23:09:20,667 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-01-13 23:09:20,667 INFO L480 AbstractCegarLoop]: Abstraction has 138 states and 140 transitions. [2019-01-13 23:09:20,667 INFO L481 AbstractCegarLoop]: Interpolant automaton has 20 states. [2019-01-13 23:09:20,667 INFO L276 IsEmpty]: Start isEmpty. Operand 138 states and 140 transitions. [2019-01-13 23:09:20,668 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 106 [2019-01-13 23:09:20,668 INFO L394 BasicCegarLoop]: Found error trace [2019-01-13 23:09:20,668 INFO L402 BasicCegarLoop]: trace histogram [9, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-01-13 23:09:20,668 INFO L423 AbstractCegarLoop]: === Iteration 26 === [ldv_kref_initErr0REQUIRES_VIOLATION, ldv_kref_initErr1REQUIRES_VIOLATION, ldv_list_addErr1REQUIRES_VIOLATION, ldv_list_addErr0REQUIRES_VIOLATION, ldv_kobject_createErr0REQUIRES_VIOLATION, ldv_kobject_createErr1REQUIRES_VIOLATION, ldv_destroy_msgsErr4REQUIRES_VIOLATION, ldv_destroy_msgsErr5REQUIRES_VIOLATION, ldv_destroy_msgsErr0REQUIRES_VIOLATION, ldv_destroy_msgsErr1REQUIRES_VIOLATION, ldv_destroy_msgsErr2REQUIRES_VIOLATION, ldv_destroy_msgsErr3REQUIRES_VIOLATION, ldv_msg_fillErr0REQUIRES_VIOLATION, ldv_msg_fillErr5REQUIRES_VIOLATION, ldv_msg_fillErr4REQUIRES_VIOLATION, ldv_msg_fillErr3REQUIRES_VIOLATION, ldv_msg_fillErr1REQUIRES_VIOLATION, ldv_msg_fillErr2REQUIRES_VIOLATION, ldv_atomic_add_returnErr1REQUIRES_VIOLATION, ldv_atomic_add_returnErr2REQUIRES_VIOLATION, ldv_atomic_add_returnErr3REQUIRES_VIOLATION, ldv_atomic_add_returnErr0REQUIRES_VIOLATION, __ldv_list_delErr0REQUIRES_VIOLATION, __ldv_list_delErr2REQUIRES_VIOLATION, __ldv_list_delErr1REQUIRES_VIOLATION, __ldv_list_delErr3REQUIRES_VIOLATION, ldv_kobject_cleanupErr3ASSERT_VIOLATIONMEMORY_FREE, ldv_kobject_cleanupErr7ASSERT_VIOLATIONMEMORY_FREE, ldv_kobject_cleanupErr1REQUIRES_VIOLATION, ldv_kobject_cleanupErr0REQUIRES_VIOLATION, ldv_kobject_cleanupErr2ASSERT_VIOLATIONMEMORY_FREE, ldv_kobject_cleanupErr4ASSERT_VIOLATIONMEMORY_FREE, ldv_kobject_cleanupErr6ASSERT_VIOLATIONMEMORY_FREE, ldv_kobject_cleanupErr5ASSERT_VIOLATIONMEMORY_FREE, ldv_msg_freeErr7ASSERT_VIOLATIONMEMORY_FREE, ldv_msg_freeErr6ASSERT_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_HEADErr1REQUIRES_VIOLATION, LDV_INIT_LIST_HEADErr2REQUIRES_VIOLATION, LDV_INIT_LIST_HEADErr3REQUIRES_VIOLATION, LDV_INIT_LIST_HEADErr0REQUIRES_VIOLATION, ldv_list_delErr1REQUIRES_VIOLATION, ldv_list_delErr2REQUIRES_VIOLATION, ldv_list_delErr3REQUIRES_VIOLATION, ldv_list_delErr0REQUIRES_VIOLATION, __ldv_list_addErr4REQUIRES_VIOLATION, __ldv_list_addErr6REQUIRES_VIOLATION, __ldv_list_addErr5REQUIRES_VIOLATION, __ldv_list_addErr0REQUIRES_VIOLATION, __ldv_list_addErr7REQUIRES_VIOLATION, __ldv_list_addErr2REQUIRES_VIOLATION, __ldv_list_addErr1REQUIRES_VIOLATION, __ldv_list_addErr3REQUIRES_VIOLATION, ldv_dev_set_drvdataErr1REQUIRES_VIOLATION, ldv_dev_set_drvdataErr0REQUIRES_VIOLATION, ldv_atomic_sub_returnErr1REQUIRES_VIOLATION, ldv_atomic_sub_returnErr2REQUIRES_VIOLATION, ldv_atomic_sub_returnErr3REQUIRES_VIOLATION, ldv_atomic_sub_returnErr0REQUIRES_VIOLATION, ldv_list_add_tailErr1REQUIRES_VIOLATION, ldv_list_add_tailErr0REQUIRES_VIOLATION, ldv_dev_get_drvdataErr0REQUIRES_VIOLATION, ldv_dev_get_drvdataErr1REQUIRES_VIOLATION, ldv_msg_allocErr0REQUIRES_VIOLATION, ldv_msg_allocErr1REQUIRES_VIOLATION]=== [2019-01-13 23:09:20,669 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-01-13 23:09:20,669 INFO L82 PathProgramCache]: Analyzing trace with hash -254516257, now seen corresponding path program 1 times [2019-01-13 23:09:20,669 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2019-01-13 23:09:20,669 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2019-01-13 23:09:20,675 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-01-13 23:09:20,675 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-01-13 23:09:20,675 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-01-13 23:09:20,702 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-01-13 23:09:21,043 INFO L134 CoverageAnalysis]: Checked inductivity of 45 backedges. 0 proven. 45 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-01-13 23:09:21,043 INFO L300 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2019-01-13 23:09:21,043 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 [2019-01-13 23:09:21,054 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-01-13 23:09:21,138 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-01-13 23:09:21,142 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2019-01-13 23:09:21,168 INFO L134 CoverageAnalysis]: Checked inductivity of 45 backedges. 0 proven. 45 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-01-13 23:09:21,188 INFO L312 seRefinementStrategy]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2019-01-13 23:09:21,188 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [] imperfect sequences [13, 13] total 14 [2019-01-13 23:09:21,188 INFO L459 AbstractCegarLoop]: Interpolant automaton has 14 states [2019-01-13 23:09:21,189 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 14 interpolants. [2019-01-13 23:09:21,189 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=80, Invalid=102, Unknown=0, NotChecked=0, Total=182 [2019-01-13 23:09:21,189 INFO L87 Difference]: Start difference. First operand 138 states and 140 transitions. Second operand 14 states. [2019-01-13 23:09:21,235 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-01-13 23:09:21,235 INFO L93 Difference]: Finished difference Result 141 states and 143 transitions. [2019-01-13 23:09:21,237 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2019-01-13 23:09:21,237 INFO L78 Accepts]: Start accepts. Automaton has 14 states. Word has length 105 [2019-01-13 23:09:21,237 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-01-13 23:09:21,238 INFO L225 Difference]: With dead ends: 141 [2019-01-13 23:09:21,238 INFO L226 Difference]: Without dead ends: 139 [2019-01-13 23:09:21,238 INFO L631 BasicCegarLoop]: 0 DeclaredPredicates, 118 GetRequests, 105 SyntacticMatches, 0 SemanticMatches, 13 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 26 ImplicationChecksByTransitivity, 0.3s TimeCoverageRelationStatistics Valid=84, Invalid=126, Unknown=0, NotChecked=0, Total=210 [2019-01-13 23:09:21,242 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 139 states. [2019-01-13 23:09:21,245 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 139 to 139. [2019-01-13 23:09:21,245 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 139 states. [2019-01-13 23:09:21,246 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 139 states to 139 states and 141 transitions. [2019-01-13 23:09:21,246 INFO L78 Accepts]: Start accepts. Automaton has 139 states and 141 transitions. Word has length 105 [2019-01-13 23:09:21,246 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-01-13 23:09:21,246 INFO L480 AbstractCegarLoop]: Abstraction has 139 states and 141 transitions. [2019-01-13 23:09:21,246 INFO L481 AbstractCegarLoop]: Interpolant automaton has 14 states. [2019-01-13 23:09:21,247 INFO L276 IsEmpty]: Start isEmpty. Operand 139 states and 141 transitions. [2019-01-13 23:09:21,247 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 107 [2019-01-13 23:09:21,247 INFO L394 BasicCegarLoop]: Found error trace [2019-01-13 23:09:21,247 INFO L402 BasicCegarLoop]: trace histogram [10, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-01-13 23:09:21,253 INFO L423 AbstractCegarLoop]: === Iteration 27 === [ldv_kref_initErr0REQUIRES_VIOLATION, ldv_kref_initErr1REQUIRES_VIOLATION, ldv_list_addErr1REQUIRES_VIOLATION, ldv_list_addErr0REQUIRES_VIOLATION, ldv_kobject_createErr0REQUIRES_VIOLATION, ldv_kobject_createErr1REQUIRES_VIOLATION, ldv_destroy_msgsErr4REQUIRES_VIOLATION, ldv_destroy_msgsErr5REQUIRES_VIOLATION, ldv_destroy_msgsErr0REQUIRES_VIOLATION, ldv_destroy_msgsErr1REQUIRES_VIOLATION, ldv_destroy_msgsErr2REQUIRES_VIOLATION, ldv_destroy_msgsErr3REQUIRES_VIOLATION, ldv_msg_fillErr0REQUIRES_VIOLATION, ldv_msg_fillErr5REQUIRES_VIOLATION, ldv_msg_fillErr4REQUIRES_VIOLATION, ldv_msg_fillErr3REQUIRES_VIOLATION, ldv_msg_fillErr1REQUIRES_VIOLATION, ldv_msg_fillErr2REQUIRES_VIOLATION, ldv_atomic_add_returnErr1REQUIRES_VIOLATION, ldv_atomic_add_returnErr2REQUIRES_VIOLATION, ldv_atomic_add_returnErr3REQUIRES_VIOLATION, ldv_atomic_add_returnErr0REQUIRES_VIOLATION, __ldv_list_delErr0REQUIRES_VIOLATION, __ldv_list_delErr2REQUIRES_VIOLATION, __ldv_list_delErr1REQUIRES_VIOLATION, __ldv_list_delErr3REQUIRES_VIOLATION, ldv_kobject_cleanupErr3ASSERT_VIOLATIONMEMORY_FREE, ldv_kobject_cleanupErr7ASSERT_VIOLATIONMEMORY_FREE, ldv_kobject_cleanupErr1REQUIRES_VIOLATION, ldv_kobject_cleanupErr0REQUIRES_VIOLATION, ldv_kobject_cleanupErr2ASSERT_VIOLATIONMEMORY_FREE, ldv_kobject_cleanupErr4ASSERT_VIOLATIONMEMORY_FREE, ldv_kobject_cleanupErr6ASSERT_VIOLATIONMEMORY_FREE, ldv_kobject_cleanupErr5ASSERT_VIOLATIONMEMORY_FREE, ldv_msg_freeErr7ASSERT_VIOLATIONMEMORY_FREE, ldv_msg_freeErr6ASSERT_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_HEADErr1REQUIRES_VIOLATION, LDV_INIT_LIST_HEADErr2REQUIRES_VIOLATION, LDV_INIT_LIST_HEADErr3REQUIRES_VIOLATION, LDV_INIT_LIST_HEADErr0REQUIRES_VIOLATION, ldv_list_delErr1REQUIRES_VIOLATION, ldv_list_delErr2REQUIRES_VIOLATION, ldv_list_delErr3REQUIRES_VIOLATION, ldv_list_delErr0REQUIRES_VIOLATION, __ldv_list_addErr4REQUIRES_VIOLATION, __ldv_list_addErr6REQUIRES_VIOLATION, __ldv_list_addErr5REQUIRES_VIOLATION, __ldv_list_addErr0REQUIRES_VIOLATION, __ldv_list_addErr7REQUIRES_VIOLATION, __ldv_list_addErr2REQUIRES_VIOLATION, __ldv_list_addErr1REQUIRES_VIOLATION, __ldv_list_addErr3REQUIRES_VIOLATION, ldv_dev_set_drvdataErr1REQUIRES_VIOLATION, ldv_dev_set_drvdataErr0REQUIRES_VIOLATION, ldv_atomic_sub_returnErr1REQUIRES_VIOLATION, ldv_atomic_sub_returnErr2REQUIRES_VIOLATION, ldv_atomic_sub_returnErr3REQUIRES_VIOLATION, ldv_atomic_sub_returnErr0REQUIRES_VIOLATION, ldv_list_add_tailErr1REQUIRES_VIOLATION, ldv_list_add_tailErr0REQUIRES_VIOLATION, ldv_dev_get_drvdataErr0REQUIRES_VIOLATION, ldv_dev_get_drvdataErr1REQUIRES_VIOLATION, ldv_msg_allocErr0REQUIRES_VIOLATION, ldv_msg_allocErr1REQUIRES_VIOLATION]=== [2019-01-13 23:09:21,254 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-01-13 23:09:21,254 INFO L82 PathProgramCache]: Analyzing trace with hash -307944612, now seen corresponding path program 2 times [2019-01-13 23:09:21,254 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2019-01-13 23:09:21,254 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2019-01-13 23:09:21,258 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-01-13 23:09:21,258 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-01-13 23:09:21,259 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-01-13 23:09:21,281 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-01-13 23:09:21,442 INFO L134 CoverageAnalysis]: Checked inductivity of 55 backedges. 0 proven. 55 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-01-13 23:09:21,442 INFO L300 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2019-01-13 23:09:21,442 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 [2019-01-13 23:09:21,454 INFO L103 rtionOrderModulation]: Keeping assertion order OUTSIDE_LOOP_FIRST1 [2019-01-13 23:09:21,527 INFO L249 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST1 issued 1 check-sat command(s) [2019-01-13 23:09:21,527 INFO L250 tOrderPrioritization]: Conjunction of SSA is unsat [2019-01-13 23:09:21,533 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2019-01-13 23:09:22,530 INFO L134 CoverageAnalysis]: Checked inductivity of 55 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 55 trivial. 0 not checked. [2019-01-13 23:09:22,549 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 1 imperfect interpolant sequences. [2019-01-13 23:09:22,549 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [22] imperfect sequences [14] total 35 [2019-01-13 23:09:22,550 INFO L459 AbstractCegarLoop]: Interpolant automaton has 35 states [2019-01-13 23:09:22,550 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 35 interpolants. [2019-01-13 23:09:22,551 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=139, Invalid=1051, Unknown=0, NotChecked=0, Total=1190 [2019-01-13 23:09:22,551 INFO L87 Difference]: Start difference. First operand 139 states and 141 transitions. Second operand 35 states. [2019-01-13 23:09:24,437 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-01-13 23:09:24,438 INFO L93 Difference]: Finished difference Result 140 states and 142 transitions. [2019-01-13 23:09:24,439 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 35 states. [2019-01-13 23:09:24,439 INFO L78 Accepts]: Start accepts. Automaton has 35 states. Word has length 106 [2019-01-13 23:09:24,440 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-01-13 23:09:24,441 INFO L225 Difference]: With dead ends: 140 [2019-01-13 23:09:24,441 INFO L226 Difference]: Without dead ends: 138 [2019-01-13 23:09:24,442 INFO L631 BasicCegarLoop]: 0 DeclaredPredicates, 138 GetRequests, 81 SyntacticMatches, 5 SemanticMatches, 52 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 688 ImplicationChecksByTransitivity, 1.4s TimeCoverageRelationStatistics Valid=335, Invalid=2527, Unknown=0, NotChecked=0, Total=2862 [2019-01-13 23:09:24,443 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 138 states. [2019-01-13 23:09:24,445 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 138 to 138. [2019-01-13 23:09:24,445 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 138 states. [2019-01-13 23:09:24,445 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 138 states to 138 states and 140 transitions. [2019-01-13 23:09:24,446 INFO L78 Accepts]: Start accepts. Automaton has 138 states and 140 transitions. Word has length 106 [2019-01-13 23:09:24,446 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-01-13 23:09:24,446 INFO L480 AbstractCegarLoop]: Abstraction has 138 states and 140 transitions. [2019-01-13 23:09:24,446 INFO L481 AbstractCegarLoop]: Interpolant automaton has 35 states. [2019-01-13 23:09:24,446 INFO L276 IsEmpty]: Start isEmpty. Operand 138 states and 140 transitions. [2019-01-13 23:09:24,447 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 111 [2019-01-13 23:09:24,447 INFO L394 BasicCegarLoop]: Found error trace [2019-01-13 23:09:24,447 INFO L402 BasicCegarLoop]: trace histogram [11, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-01-13 23:09:24,448 INFO L423 AbstractCegarLoop]: === Iteration 28 === [ldv_kref_initErr0REQUIRES_VIOLATION, ldv_kref_initErr1REQUIRES_VIOLATION, ldv_list_addErr1REQUIRES_VIOLATION, ldv_list_addErr0REQUIRES_VIOLATION, ldv_kobject_createErr0REQUIRES_VIOLATION, ldv_kobject_createErr1REQUIRES_VIOLATION, ldv_destroy_msgsErr4REQUIRES_VIOLATION, ldv_destroy_msgsErr5REQUIRES_VIOLATION, ldv_destroy_msgsErr0REQUIRES_VIOLATION, ldv_destroy_msgsErr1REQUIRES_VIOLATION, ldv_destroy_msgsErr2REQUIRES_VIOLATION, ldv_destroy_msgsErr3REQUIRES_VIOLATION, ldv_msg_fillErr0REQUIRES_VIOLATION, ldv_msg_fillErr5REQUIRES_VIOLATION, ldv_msg_fillErr4REQUIRES_VIOLATION, ldv_msg_fillErr3REQUIRES_VIOLATION, ldv_msg_fillErr1REQUIRES_VIOLATION, ldv_msg_fillErr2REQUIRES_VIOLATION, ldv_atomic_add_returnErr1REQUIRES_VIOLATION, ldv_atomic_add_returnErr2REQUIRES_VIOLATION, ldv_atomic_add_returnErr3REQUIRES_VIOLATION, ldv_atomic_add_returnErr0REQUIRES_VIOLATION, __ldv_list_delErr0REQUIRES_VIOLATION, __ldv_list_delErr2REQUIRES_VIOLATION, __ldv_list_delErr1REQUIRES_VIOLATION, __ldv_list_delErr3REQUIRES_VIOLATION, ldv_kobject_cleanupErr3ASSERT_VIOLATIONMEMORY_FREE, ldv_kobject_cleanupErr7ASSERT_VIOLATIONMEMORY_FREE, ldv_kobject_cleanupErr1REQUIRES_VIOLATION, ldv_kobject_cleanupErr0REQUIRES_VIOLATION, ldv_kobject_cleanupErr2ASSERT_VIOLATIONMEMORY_FREE, ldv_kobject_cleanupErr4ASSERT_VIOLATIONMEMORY_FREE, ldv_kobject_cleanupErr6ASSERT_VIOLATIONMEMORY_FREE, ldv_kobject_cleanupErr5ASSERT_VIOLATIONMEMORY_FREE, ldv_msg_freeErr7ASSERT_VIOLATIONMEMORY_FREE, ldv_msg_freeErr6ASSERT_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_HEADErr1REQUIRES_VIOLATION, LDV_INIT_LIST_HEADErr2REQUIRES_VIOLATION, LDV_INIT_LIST_HEADErr3REQUIRES_VIOLATION, LDV_INIT_LIST_HEADErr0REQUIRES_VIOLATION, ldv_list_delErr1REQUIRES_VIOLATION, ldv_list_delErr2REQUIRES_VIOLATION, ldv_list_delErr3REQUIRES_VIOLATION, ldv_list_delErr0REQUIRES_VIOLATION, __ldv_list_addErr4REQUIRES_VIOLATION, __ldv_list_addErr6REQUIRES_VIOLATION, __ldv_list_addErr5REQUIRES_VIOLATION, __ldv_list_addErr0REQUIRES_VIOLATION, __ldv_list_addErr7REQUIRES_VIOLATION, __ldv_list_addErr2REQUIRES_VIOLATION, __ldv_list_addErr1REQUIRES_VIOLATION, __ldv_list_addErr3REQUIRES_VIOLATION, ldv_dev_set_drvdataErr1REQUIRES_VIOLATION, ldv_dev_set_drvdataErr0REQUIRES_VIOLATION, ldv_atomic_sub_returnErr1REQUIRES_VIOLATION, ldv_atomic_sub_returnErr2REQUIRES_VIOLATION, ldv_atomic_sub_returnErr3REQUIRES_VIOLATION, ldv_atomic_sub_returnErr0REQUIRES_VIOLATION, ldv_list_add_tailErr1REQUIRES_VIOLATION, ldv_list_add_tailErr0REQUIRES_VIOLATION, ldv_dev_get_drvdataErr0REQUIRES_VIOLATION, ldv_dev_get_drvdataErr1REQUIRES_VIOLATION, ldv_msg_allocErr0REQUIRES_VIOLATION, ldv_msg_allocErr1REQUIRES_VIOLATION]=== [2019-01-13 23:09:24,448 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-01-13 23:09:24,448 INFO L82 PathProgramCache]: Analyzing trace with hash -1551120778, now seen corresponding path program 1 times [2019-01-13 23:09:24,448 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2019-01-13 23:09:24,448 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2019-01-13 23:09:24,449 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-01-13 23:09:24,449 INFO L101 rtionOrderModulation]: Changing assertion order to NOT_INCREMENTALLY [2019-01-13 23:09:24,449 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-01-13 23:09:24,468 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-01-13 23:09:24,827 INFO L134 CoverageAnalysis]: Checked inductivity of 66 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 66 trivial. 0 not checked. [2019-01-13 23:09:24,828 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-01-13 23:09:24,828 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [19] imperfect sequences [] total 19 [2019-01-13 23:09:24,828 INFO L459 AbstractCegarLoop]: Interpolant automaton has 20 states [2019-01-13 23:09:24,829 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 20 interpolants. [2019-01-13 23:09:24,829 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=37, Invalid=343, Unknown=0, NotChecked=0, Total=380 [2019-01-13 23:09:24,829 INFO L87 Difference]: Start difference. First operand 138 states and 140 transitions. Second operand 20 states. [2019-01-13 23:09:25,714 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-01-13 23:09:25,715 INFO L93 Difference]: Finished difference Result 137 states and 139 transitions. [2019-01-13 23:09:25,716 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2019-01-13 23:09:25,716 INFO L78 Accepts]: Start accepts. Automaton has 20 states. Word has length 110 [2019-01-13 23:09:25,717 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-01-13 23:09:25,718 INFO L225 Difference]: With dead ends: 137 [2019-01-13 23:09:25,718 INFO L226 Difference]: Without dead ends: 137 [2019-01-13 23:09:25,719 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 [2019-01-13 23:09:25,720 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 137 states. [2019-01-13 23:09:25,722 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 137 to 137. [2019-01-13 23:09:25,722 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 137 states. [2019-01-13 23:09:25,723 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 137 states to 137 states and 139 transitions. [2019-01-13 23:09:25,723 INFO L78 Accepts]: Start accepts. Automaton has 137 states and 139 transitions. Word has length 110 [2019-01-13 23:09:25,724 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-01-13 23:09:25,724 INFO L480 AbstractCegarLoop]: Abstraction has 137 states and 139 transitions. [2019-01-13 23:09:25,724 INFO L481 AbstractCegarLoop]: Interpolant automaton has 20 states. [2019-01-13 23:09:25,724 INFO L276 IsEmpty]: Start isEmpty. Operand 137 states and 139 transitions. [2019-01-13 23:09:25,724 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 114 [2019-01-13 23:09:25,725 INFO L394 BasicCegarLoop]: Found error trace [2019-01-13 23:09:25,725 INFO L402 BasicCegarLoop]: trace histogram [11, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-01-13 23:09:25,725 INFO L423 AbstractCegarLoop]: === Iteration 29 === [ldv_kref_initErr0REQUIRES_VIOLATION, ldv_kref_initErr1REQUIRES_VIOLATION, ldv_list_addErr1REQUIRES_VIOLATION, ldv_list_addErr0REQUIRES_VIOLATION, ldv_kobject_createErr0REQUIRES_VIOLATION, ldv_kobject_createErr1REQUIRES_VIOLATION, ldv_destroy_msgsErr4REQUIRES_VIOLATION, ldv_destroy_msgsErr5REQUIRES_VIOLATION, ldv_destroy_msgsErr0REQUIRES_VIOLATION, ldv_destroy_msgsErr1REQUIRES_VIOLATION, ldv_destroy_msgsErr2REQUIRES_VIOLATION, ldv_destroy_msgsErr3REQUIRES_VIOLATION, ldv_msg_fillErr0REQUIRES_VIOLATION, ldv_msg_fillErr5REQUIRES_VIOLATION, ldv_msg_fillErr4REQUIRES_VIOLATION, ldv_msg_fillErr3REQUIRES_VIOLATION, ldv_msg_fillErr1REQUIRES_VIOLATION, ldv_msg_fillErr2REQUIRES_VIOLATION, ldv_atomic_add_returnErr1REQUIRES_VIOLATION, ldv_atomic_add_returnErr2REQUIRES_VIOLATION, ldv_atomic_add_returnErr3REQUIRES_VIOLATION, ldv_atomic_add_returnErr0REQUIRES_VIOLATION, __ldv_list_delErr0REQUIRES_VIOLATION, __ldv_list_delErr2REQUIRES_VIOLATION, __ldv_list_delErr1REQUIRES_VIOLATION, __ldv_list_delErr3REQUIRES_VIOLATION, ldv_kobject_cleanupErr3ASSERT_VIOLATIONMEMORY_FREE, ldv_kobject_cleanupErr7ASSERT_VIOLATIONMEMORY_FREE, ldv_kobject_cleanupErr1REQUIRES_VIOLATION, ldv_kobject_cleanupErr0REQUIRES_VIOLATION, ldv_kobject_cleanupErr2ASSERT_VIOLATIONMEMORY_FREE, ldv_kobject_cleanupErr4ASSERT_VIOLATIONMEMORY_FREE, ldv_kobject_cleanupErr6ASSERT_VIOLATIONMEMORY_FREE, ldv_kobject_cleanupErr5ASSERT_VIOLATIONMEMORY_FREE, ldv_msg_freeErr7ASSERT_VIOLATIONMEMORY_FREE, ldv_msg_freeErr6ASSERT_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_HEADErr1REQUIRES_VIOLATION, LDV_INIT_LIST_HEADErr2REQUIRES_VIOLATION, LDV_INIT_LIST_HEADErr3REQUIRES_VIOLATION, LDV_INIT_LIST_HEADErr0REQUIRES_VIOLATION, ldv_list_delErr1REQUIRES_VIOLATION, ldv_list_delErr2REQUIRES_VIOLATION, ldv_list_delErr3REQUIRES_VIOLATION, ldv_list_delErr0REQUIRES_VIOLATION, __ldv_list_addErr4REQUIRES_VIOLATION, __ldv_list_addErr6REQUIRES_VIOLATION, __ldv_list_addErr5REQUIRES_VIOLATION, __ldv_list_addErr0REQUIRES_VIOLATION, __ldv_list_addErr7REQUIRES_VIOLATION, __ldv_list_addErr2REQUIRES_VIOLATION, __ldv_list_addErr1REQUIRES_VIOLATION, __ldv_list_addErr3REQUIRES_VIOLATION, ldv_dev_set_drvdataErr1REQUIRES_VIOLATION, ldv_dev_set_drvdataErr0REQUIRES_VIOLATION, ldv_atomic_sub_returnErr1REQUIRES_VIOLATION, ldv_atomic_sub_returnErr2REQUIRES_VIOLATION, ldv_atomic_sub_returnErr3REQUIRES_VIOLATION, ldv_atomic_sub_returnErr0REQUIRES_VIOLATION, ldv_list_add_tailErr1REQUIRES_VIOLATION, ldv_list_add_tailErr0REQUIRES_VIOLATION, ldv_dev_get_drvdataErr0REQUIRES_VIOLATION, ldv_dev_get_drvdataErr1REQUIRES_VIOLATION, ldv_msg_allocErr0REQUIRES_VIOLATION, ldv_msg_allocErr1REQUIRES_VIOLATION]=== [2019-01-13 23:09:25,725 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-01-13 23:09:25,726 INFO L82 PathProgramCache]: Analyzing trace with hash 114348194, now seen corresponding path program 1 times [2019-01-13 23:09:25,726 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2019-01-13 23:09:25,726 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2019-01-13 23:09:25,727 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-01-13 23:09:25,727 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-01-13 23:09:25,727 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-01-13 23:09:25,747 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-01-13 23:09:26,494 INFO L134 CoverageAnalysis]: Checked inductivity of 66 backedges. 0 proven. 66 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-01-13 23:09:26,495 INFO L300 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2019-01-13 23:09:26,495 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 [2019-01-13 23:09:26,506 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-01-13 23:09:26,592 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-01-13 23:09:26,598 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2019-01-13 23:09:26,629 INFO L134 CoverageAnalysis]: Checked inductivity of 66 backedges. 0 proven. 66 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-01-13 23:09:26,650 INFO L312 seRefinementStrategy]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2019-01-13 23:09:26,650 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [] imperfect sequences [15, 15] total 16 [2019-01-13 23:09:26,651 INFO L459 AbstractCegarLoop]: Interpolant automaton has 16 states [2019-01-13 23:09:26,651 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 16 interpolants. [2019-01-13 23:09:26,651 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=107, Invalid=133, Unknown=0, NotChecked=0, Total=240 [2019-01-13 23:09:26,652 INFO L87 Difference]: Start difference. First operand 137 states and 139 transitions. Second operand 16 states. [2019-01-13 23:09:26,697 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-01-13 23:09:26,698 INFO L93 Difference]: Finished difference Result 140 states and 142 transitions. [2019-01-13 23:09:26,699 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2019-01-13 23:09:26,699 INFO L78 Accepts]: Start accepts. Automaton has 16 states. Word has length 113 [2019-01-13 23:09:26,699 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-01-13 23:09:26,700 INFO L225 Difference]: With dead ends: 140 [2019-01-13 23:09:26,700 INFO L226 Difference]: Without dead ends: 138 [2019-01-13 23:09:26,701 INFO L631 BasicCegarLoop]: 0 DeclaredPredicates, 128 GetRequests, 113 SyntacticMatches, 0 SemanticMatches, 15 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 32 ImplicationChecksByTransitivity, 0.7s TimeCoverageRelationStatistics Valid=111, Invalid=161, Unknown=0, NotChecked=0, Total=272 [2019-01-13 23:09:26,701 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 138 states. [2019-01-13 23:09:26,704 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 138 to 138. [2019-01-13 23:09:26,704 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 138 states. [2019-01-13 23:09:26,705 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 138 states to 138 states and 140 transitions. [2019-01-13 23:09:26,705 INFO L78 Accepts]: Start accepts. Automaton has 138 states and 140 transitions. Word has length 113 [2019-01-13 23:09:26,705 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-01-13 23:09:26,706 INFO L480 AbstractCegarLoop]: Abstraction has 138 states and 140 transitions. [2019-01-13 23:09:26,706 INFO L481 AbstractCegarLoop]: Interpolant automaton has 16 states. [2019-01-13 23:09:26,706 INFO L276 IsEmpty]: Start isEmpty. Operand 138 states and 140 transitions. [2019-01-13 23:09:26,706 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 115 [2019-01-13 23:09:26,706 INFO L394 BasicCegarLoop]: Found error trace [2019-01-13 23:09:26,707 INFO L402 BasicCegarLoop]: trace histogram [12, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-01-13 23:09:26,707 INFO L423 AbstractCegarLoop]: === Iteration 30 === [ldv_kref_initErr0REQUIRES_VIOLATION, ldv_kref_initErr1REQUIRES_VIOLATION, ldv_list_addErr1REQUIRES_VIOLATION, ldv_list_addErr0REQUIRES_VIOLATION, ldv_kobject_createErr0REQUIRES_VIOLATION, ldv_kobject_createErr1REQUIRES_VIOLATION, ldv_destroy_msgsErr4REQUIRES_VIOLATION, ldv_destroy_msgsErr5REQUIRES_VIOLATION, ldv_destroy_msgsErr0REQUIRES_VIOLATION, ldv_destroy_msgsErr1REQUIRES_VIOLATION, ldv_destroy_msgsErr2REQUIRES_VIOLATION, ldv_destroy_msgsErr3REQUIRES_VIOLATION, ldv_msg_fillErr0REQUIRES_VIOLATION, ldv_msg_fillErr5REQUIRES_VIOLATION, ldv_msg_fillErr4REQUIRES_VIOLATION, ldv_msg_fillErr3REQUIRES_VIOLATION, ldv_msg_fillErr1REQUIRES_VIOLATION, ldv_msg_fillErr2REQUIRES_VIOLATION, ldv_atomic_add_returnErr1REQUIRES_VIOLATION, ldv_atomic_add_returnErr2REQUIRES_VIOLATION, ldv_atomic_add_returnErr3REQUIRES_VIOLATION, ldv_atomic_add_returnErr0REQUIRES_VIOLATION, __ldv_list_delErr0REQUIRES_VIOLATION, __ldv_list_delErr2REQUIRES_VIOLATION, __ldv_list_delErr1REQUIRES_VIOLATION, __ldv_list_delErr3REQUIRES_VIOLATION, ldv_kobject_cleanupErr3ASSERT_VIOLATIONMEMORY_FREE, ldv_kobject_cleanupErr7ASSERT_VIOLATIONMEMORY_FREE, ldv_kobject_cleanupErr1REQUIRES_VIOLATION, ldv_kobject_cleanupErr0REQUIRES_VIOLATION, ldv_kobject_cleanupErr2ASSERT_VIOLATIONMEMORY_FREE, ldv_kobject_cleanupErr4ASSERT_VIOLATIONMEMORY_FREE, ldv_kobject_cleanupErr6ASSERT_VIOLATIONMEMORY_FREE, ldv_kobject_cleanupErr5ASSERT_VIOLATIONMEMORY_FREE, ldv_msg_freeErr7ASSERT_VIOLATIONMEMORY_FREE, ldv_msg_freeErr6ASSERT_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_HEADErr1REQUIRES_VIOLATION, LDV_INIT_LIST_HEADErr2REQUIRES_VIOLATION, LDV_INIT_LIST_HEADErr3REQUIRES_VIOLATION, LDV_INIT_LIST_HEADErr0REQUIRES_VIOLATION, ldv_list_delErr1REQUIRES_VIOLATION, ldv_list_delErr2REQUIRES_VIOLATION, ldv_list_delErr3REQUIRES_VIOLATION, ldv_list_delErr0REQUIRES_VIOLATION, __ldv_list_addErr4REQUIRES_VIOLATION, __ldv_list_addErr6REQUIRES_VIOLATION, __ldv_list_addErr5REQUIRES_VIOLATION, __ldv_list_addErr0REQUIRES_VIOLATION, __ldv_list_addErr7REQUIRES_VIOLATION, __ldv_list_addErr2REQUIRES_VIOLATION, __ldv_list_addErr1REQUIRES_VIOLATION, __ldv_list_addErr3REQUIRES_VIOLATION, ldv_dev_set_drvdataErr1REQUIRES_VIOLATION, ldv_dev_set_drvdataErr0REQUIRES_VIOLATION, ldv_atomic_sub_returnErr1REQUIRES_VIOLATION, ldv_atomic_sub_returnErr2REQUIRES_VIOLATION, ldv_atomic_sub_returnErr3REQUIRES_VIOLATION, ldv_atomic_sub_returnErr0REQUIRES_VIOLATION, ldv_list_add_tailErr1REQUIRES_VIOLATION, ldv_list_add_tailErr0REQUIRES_VIOLATION, ldv_dev_get_drvdataErr0REQUIRES_VIOLATION, ldv_dev_get_drvdataErr1REQUIRES_VIOLATION, ldv_msg_allocErr0REQUIRES_VIOLATION, ldv_msg_allocErr1REQUIRES_VIOLATION]=== [2019-01-13 23:09:26,707 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-01-13 23:09:26,708 INFO L82 PathProgramCache]: Analyzing trace with hash -1478704353, now seen corresponding path program 2 times [2019-01-13 23:09:26,708 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2019-01-13 23:09:26,708 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2019-01-13 23:09:26,709 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-01-13 23:09:26,709 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-01-13 23:09:26,709 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-01-13 23:09:26,738 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-01-13 23:09:26,961 INFO L134 CoverageAnalysis]: Checked inductivity of 78 backedges. 0 proven. 78 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-01-13 23:09:26,961 INFO L300 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2019-01-13 23:09:26,962 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 [2019-01-13 23:09:26,974 INFO L103 rtionOrderModulation]: Keeping assertion order OUTSIDE_LOOP_FIRST1 [2019-01-13 23:09:27,052 INFO L249 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST1 issued 1 check-sat command(s) [2019-01-13 23:09:27,052 INFO L250 tOrderPrioritization]: Conjunction of SSA is unsat [2019-01-13 23:09:27,060 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2019-01-13 23:09:27,182 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 [2019-01-13 23:09:27,184 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 [2019-01-13 23:09:27,185 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2019-01-13 23:09:27,189 INFO L267 ElimStorePlain]: Start of recursive call 2: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2019-01-13 23:09:27,192 INFO L267 ElimStorePlain]: Start of recursive call 1: 1 dim-2 vars, End of recursive call: and 1 xjuncts. [2019-01-13 23:09:27,192 INFO L202 ElimStorePlain]: Needed 3 recursive calls to eliminate 1 variables, input treesize:11, output treesize:7 [2019-01-13 23:09:27,305 INFO L267 ElimStorePlain]: Start of recursive call 3: 1 dim-0 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2019-01-13 23:09:27,319 INFO L267 ElimStorePlain]: Start of recursive call 2: 1 dim-1 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2019-01-13 23:09:27,325 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. [2019-01-13 23:09:27,325 INFO L202 ElimStorePlain]: Needed 3 recursive calls to eliminate 2 variables, input treesize:38, output treesize:26 [2019-01-13 23:09:28,084 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 [2019-01-13 23:09:28,111 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 [2019-01-13 23:09:28,114 INFO L701 Elim1Store]: detected not equals via solver [2019-01-13 23:09:28,115 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 [2019-01-13 23:09:28,119 INFO L701 Elim1Store]: detected not equals via solver [2019-01-13 23:09:28,120 INFO L701 Elim1Store]: detected not equals via solver [2019-01-13 23:09:28,125 INFO L478 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 3 disjoint index pairs (out of 1 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 29 treesize of output 37 [2019-01-13 23:09:28,126 INFO L267 ElimStorePlain]: Start of recursive call 4: End of recursive call: and 1 xjuncts. [2019-01-13 23:09:28,135 INFO L267 ElimStorePlain]: Start of recursive call 3: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2019-01-13 23:09:28,140 INFO L267 ElimStorePlain]: Start of recursive call 2: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2019-01-13 23:09:28,145 INFO L267 ElimStorePlain]: Start of recursive call 1: 2 dim-0 vars, 1 dim-2 vars, End of recursive call: and 1 xjuncts. [2019-01-13 23:09:28,145 INFO L202 ElimStorePlain]: Needed 4 recursive calls to eliminate 3 variables, input treesize:37, output treesize:9 [2019-01-13 23:09:28,707 INFO L701 Elim1Store]: detected not equals via solver [2019-01-13 23:09:28,708 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 [2019-01-13 23:09:28,717 INFO L683 Elim1Store]: detected equality via solver [2019-01-13 23:09:28,718 INFO L701 Elim1Store]: detected not equals via solver [2019-01-13 23:09:28,719 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 [2019-01-13 23:09:28,720 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2019-01-13 23:09:28,782 INFO L267 ElimStorePlain]: Start of recursive call 2: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2019-01-13 23:09:28,788 INFO L267 ElimStorePlain]: Start of recursive call 1: 1 dim-2 vars, End of recursive call: and 1 xjuncts. [2019-01-13 23:09:28,788 INFO L202 ElimStorePlain]: Needed 3 recursive calls to eliminate 1 variables, input treesize:32, output treesize:13 [2019-01-13 23:09:29,485 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 [2019-01-13 23:09:29,487 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 [2019-01-13 23:09:29,487 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2019-01-13 23:09:29,489 INFO L267 ElimStorePlain]: Start of recursive call 2: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2019-01-13 23:09:29,490 INFO L267 ElimStorePlain]: Start of recursive call 1: 1 dim-0 vars, 1 dim-2 vars, End of recursive call: and 1 xjuncts. [2019-01-13 23:09:29,490 INFO L202 ElimStorePlain]: Needed 3 recursive calls to eliminate 2 variables, input treesize:17, output treesize:5 [2019-01-13 23:09:29,545 INFO L134 CoverageAnalysis]: Checked inductivity of 78 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 78 trivial. 0 not checked. [2019-01-13 23:09:29,563 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 1 imperfect interpolant sequences. [2019-01-13 23:09:29,563 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [42] imperfect sequences [16] total 56 [2019-01-13 23:09:29,564 INFO L459 AbstractCegarLoop]: Interpolant automaton has 56 states [2019-01-13 23:09:29,564 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 56 interpolants. [2019-01-13 23:09:29,566 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=200, Invalid=2773, Unknown=1, NotChecked=106, Total=3080 [2019-01-13 23:09:29,567 INFO L87 Difference]: Start difference. First operand 138 states and 140 transitions. Second operand 56 states. [2019-01-13 23:09:32,802 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-01-13 23:09:32,802 INFO L93 Difference]: Finished difference Result 116 states and 116 transitions. [2019-01-13 23:09:32,804 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 58 states. [2019-01-13 23:09:32,804 INFO L78 Accepts]: Start accepts. Automaton has 56 states. Word has length 114 [2019-01-13 23:09:32,804 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-01-13 23:09:32,805 INFO L225 Difference]: With dead ends: 116 [2019-01-13 23:09:32,805 INFO L226 Difference]: Without dead ends: 114 [2019-01-13 23:09:32,809 INFO L631 BasicCegarLoop]: 0 DeclaredPredicates, 150 GetRequests, 75 SyntacticMatches, 0 SemanticMatches, 75 ConstructedPredicates, 1 IntricatePredicates, 0 DeprecatedPredicates, 1010 ImplicationChecksByTransitivity, 3.1s TimeCoverageRelationStatistics Valid=306, Invalid=5397, Unknown=1, NotChecked=148, Total=5852 [2019-01-13 23:09:32,809 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 114 states. [2019-01-13 23:09:32,811 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 114 to 114. [2019-01-13 23:09:32,812 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 114 states. [2019-01-13 23:09:32,812 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 114 states to 114 states and 114 transitions. [2019-01-13 23:09:32,812 INFO L78 Accepts]: Start accepts. Automaton has 114 states and 114 transitions. Word has length 114 [2019-01-13 23:09:32,812 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-01-13 23:09:32,813 INFO L480 AbstractCegarLoop]: Abstraction has 114 states and 114 transitions. [2019-01-13 23:09:32,815 INFO L481 AbstractCegarLoop]: Interpolant automaton has 56 states. [2019-01-13 23:09:32,815 INFO L276 IsEmpty]: Start isEmpty. Operand 114 states and 114 transitions. [2019-01-13 23:09:32,816 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 114 [2019-01-13 23:09:32,816 INFO L394 BasicCegarLoop]: Found error trace [2019-01-13 23:09:32,816 INFO L402 BasicCegarLoop]: trace histogram [13, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-01-13 23:09:32,817 INFO L423 AbstractCegarLoop]: === Iteration 31 === [ldv_kref_initErr0REQUIRES_VIOLATION, ldv_kref_initErr1REQUIRES_VIOLATION, ldv_list_addErr1REQUIRES_VIOLATION, ldv_list_addErr0REQUIRES_VIOLATION, ldv_kobject_createErr0REQUIRES_VIOLATION, ldv_kobject_createErr1REQUIRES_VIOLATION, ldv_destroy_msgsErr4REQUIRES_VIOLATION, ldv_destroy_msgsErr5REQUIRES_VIOLATION, ldv_destroy_msgsErr0REQUIRES_VIOLATION, ldv_destroy_msgsErr1REQUIRES_VIOLATION, ldv_destroy_msgsErr2REQUIRES_VIOLATION, ldv_destroy_msgsErr3REQUIRES_VIOLATION, ldv_msg_fillErr0REQUIRES_VIOLATION, ldv_msg_fillErr5REQUIRES_VIOLATION, ldv_msg_fillErr4REQUIRES_VIOLATION, ldv_msg_fillErr3REQUIRES_VIOLATION, ldv_msg_fillErr1REQUIRES_VIOLATION, ldv_msg_fillErr2REQUIRES_VIOLATION, ldv_atomic_add_returnErr1REQUIRES_VIOLATION, ldv_atomic_add_returnErr2REQUIRES_VIOLATION, ldv_atomic_add_returnErr3REQUIRES_VIOLATION, ldv_atomic_add_returnErr0REQUIRES_VIOLATION, __ldv_list_delErr0REQUIRES_VIOLATION, __ldv_list_delErr2REQUIRES_VIOLATION, __ldv_list_delErr1REQUIRES_VIOLATION, __ldv_list_delErr3REQUIRES_VIOLATION, ldv_kobject_cleanupErr3ASSERT_VIOLATIONMEMORY_FREE, ldv_kobject_cleanupErr7ASSERT_VIOLATIONMEMORY_FREE, ldv_kobject_cleanupErr1REQUIRES_VIOLATION, ldv_kobject_cleanupErr0REQUIRES_VIOLATION, ldv_kobject_cleanupErr2ASSERT_VIOLATIONMEMORY_FREE, ldv_kobject_cleanupErr4ASSERT_VIOLATIONMEMORY_FREE, ldv_kobject_cleanupErr6ASSERT_VIOLATIONMEMORY_FREE, ldv_kobject_cleanupErr5ASSERT_VIOLATIONMEMORY_FREE, ldv_msg_freeErr7ASSERT_VIOLATIONMEMORY_FREE, ldv_msg_freeErr6ASSERT_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_HEADErr1REQUIRES_VIOLATION, LDV_INIT_LIST_HEADErr2REQUIRES_VIOLATION, LDV_INIT_LIST_HEADErr3REQUIRES_VIOLATION, LDV_INIT_LIST_HEADErr0REQUIRES_VIOLATION, ldv_list_delErr1REQUIRES_VIOLATION, ldv_list_delErr2REQUIRES_VIOLATION, ldv_list_delErr3REQUIRES_VIOLATION, ldv_list_delErr0REQUIRES_VIOLATION, __ldv_list_addErr4REQUIRES_VIOLATION, __ldv_list_addErr6REQUIRES_VIOLATION, __ldv_list_addErr5REQUIRES_VIOLATION, __ldv_list_addErr0REQUIRES_VIOLATION, __ldv_list_addErr7REQUIRES_VIOLATION, __ldv_list_addErr2REQUIRES_VIOLATION, __ldv_list_addErr1REQUIRES_VIOLATION, __ldv_list_addErr3REQUIRES_VIOLATION, ldv_dev_set_drvdataErr1REQUIRES_VIOLATION, ldv_dev_set_drvdataErr0REQUIRES_VIOLATION, ldv_atomic_sub_returnErr1REQUIRES_VIOLATION, ldv_atomic_sub_returnErr2REQUIRES_VIOLATION, ldv_atomic_sub_returnErr3REQUIRES_VIOLATION, ldv_atomic_sub_returnErr0REQUIRES_VIOLATION, ldv_list_add_tailErr1REQUIRES_VIOLATION, ldv_list_add_tailErr0REQUIRES_VIOLATION, ldv_dev_get_drvdataErr0REQUIRES_VIOLATION, ldv_dev_get_drvdataErr1REQUIRES_VIOLATION, ldv_msg_allocErr0REQUIRES_VIOLATION, ldv_msg_allocErr1REQUIRES_VIOLATION]=== [2019-01-13 23:09:32,817 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-01-13 23:09:32,817 INFO L82 PathProgramCache]: Analyzing trace with hash 2067812719, now seen corresponding path program 1 times [2019-01-13 23:09:32,817 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2019-01-13 23:09:32,817 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2019-01-13 23:09:32,819 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-01-13 23:09:32,819 INFO L101 rtionOrderModulation]: Changing assertion order to NOT_INCREMENTALLY [2019-01-13 23:09:32,819 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-01-13 23:09:32,840 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-01-13 23:09:33,284 INFO L134 CoverageAnalysis]: Checked inductivity of 91 backedges. 0 proven. 91 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-01-13 23:09:33,285 INFO L300 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2019-01-13 23:09:33,285 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 [2019-01-13 23:09:33,296 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-01-13 23:09:33,408 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-01-13 23:09:33,412 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2019-01-13 23:09:33,431 INFO L134 CoverageAnalysis]: Checked inductivity of 91 backedges. 0 proven. 91 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-01-13 23:09:33,449 INFO L312 seRefinementStrategy]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2019-01-13 23:09:33,450 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [] imperfect sequences [17, 17] total 18 [2019-01-13 23:09:33,450 INFO L459 AbstractCegarLoop]: Interpolant automaton has 18 states [2019-01-13 23:09:33,450 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2019-01-13 23:09:33,451 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=138, Invalid=168, Unknown=0, NotChecked=0, Total=306 [2019-01-13 23:09:33,451 INFO L87 Difference]: Start difference. First operand 114 states and 114 transitions. Second operand 18 states. [2019-01-13 23:09:33,500 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-01-13 23:09:33,500 INFO L93 Difference]: Finished difference Result 117 states and 117 transitions. [2019-01-13 23:09:33,501 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 17 states. [2019-01-13 23:09:33,501 INFO L78 Accepts]: Start accepts. Automaton has 18 states. Word has length 113 [2019-01-13 23:09:33,502 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-01-13 23:09:33,502 INFO L225 Difference]: With dead ends: 117 [2019-01-13 23:09:33,502 INFO L226 Difference]: Without dead ends: 115 [2019-01-13 23:09:33,503 INFO L631 BasicCegarLoop]: 0 DeclaredPredicates, 130 GetRequests, 113 SyntacticMatches, 0 SemanticMatches, 17 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 38 ImplicationChecksByTransitivity, 0.4s TimeCoverageRelationStatistics Valid=142, Invalid=200, Unknown=0, NotChecked=0, Total=342 [2019-01-13 23:09:33,503 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 115 states. [2019-01-13 23:09:33,505 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 115 to 115. [2019-01-13 23:09:33,505 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 115 states. [2019-01-13 23:09:33,506 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 115 states to 115 states and 115 transitions. [2019-01-13 23:09:33,506 INFO L78 Accepts]: Start accepts. Automaton has 115 states and 115 transitions. Word has length 113 [2019-01-13 23:09:33,506 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-01-13 23:09:33,506 INFO L480 AbstractCegarLoop]: Abstraction has 115 states and 115 transitions. [2019-01-13 23:09:33,506 INFO L481 AbstractCegarLoop]: Interpolant automaton has 18 states. [2019-01-13 23:09:33,506 INFO L276 IsEmpty]: Start isEmpty. Operand 115 states and 115 transitions. [2019-01-13 23:09:33,507 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 115 [2019-01-13 23:09:33,507 INFO L394 BasicCegarLoop]: Found error trace [2019-01-13 23:09:33,507 INFO L402 BasicCegarLoop]: trace histogram [14, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-01-13 23:09:33,508 INFO L423 AbstractCegarLoop]: === Iteration 32 === [ldv_kref_initErr0REQUIRES_VIOLATION, ldv_kref_initErr1REQUIRES_VIOLATION, ldv_list_addErr1REQUIRES_VIOLATION, ldv_list_addErr0REQUIRES_VIOLATION, ldv_kobject_createErr0REQUIRES_VIOLATION, ldv_kobject_createErr1REQUIRES_VIOLATION, ldv_destroy_msgsErr4REQUIRES_VIOLATION, ldv_destroy_msgsErr5REQUIRES_VIOLATION, ldv_destroy_msgsErr0REQUIRES_VIOLATION, ldv_destroy_msgsErr1REQUIRES_VIOLATION, ldv_destroy_msgsErr2REQUIRES_VIOLATION, ldv_destroy_msgsErr3REQUIRES_VIOLATION, ldv_msg_fillErr0REQUIRES_VIOLATION, ldv_msg_fillErr5REQUIRES_VIOLATION, ldv_msg_fillErr4REQUIRES_VIOLATION, ldv_msg_fillErr3REQUIRES_VIOLATION, ldv_msg_fillErr1REQUIRES_VIOLATION, ldv_msg_fillErr2REQUIRES_VIOLATION, ldv_atomic_add_returnErr1REQUIRES_VIOLATION, ldv_atomic_add_returnErr2REQUIRES_VIOLATION, ldv_atomic_add_returnErr3REQUIRES_VIOLATION, ldv_atomic_add_returnErr0REQUIRES_VIOLATION, __ldv_list_delErr0REQUIRES_VIOLATION, __ldv_list_delErr2REQUIRES_VIOLATION, __ldv_list_delErr1REQUIRES_VIOLATION, __ldv_list_delErr3REQUIRES_VIOLATION, ldv_kobject_cleanupErr3ASSERT_VIOLATIONMEMORY_FREE, ldv_kobject_cleanupErr7ASSERT_VIOLATIONMEMORY_FREE, ldv_kobject_cleanupErr1REQUIRES_VIOLATION, ldv_kobject_cleanupErr0REQUIRES_VIOLATION, ldv_kobject_cleanupErr2ASSERT_VIOLATIONMEMORY_FREE, ldv_kobject_cleanupErr4ASSERT_VIOLATIONMEMORY_FREE, ldv_kobject_cleanupErr6ASSERT_VIOLATIONMEMORY_FREE, ldv_kobject_cleanupErr5ASSERT_VIOLATIONMEMORY_FREE, ldv_msg_freeErr7ASSERT_VIOLATIONMEMORY_FREE, ldv_msg_freeErr6ASSERT_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_HEADErr1REQUIRES_VIOLATION, LDV_INIT_LIST_HEADErr2REQUIRES_VIOLATION, LDV_INIT_LIST_HEADErr3REQUIRES_VIOLATION, LDV_INIT_LIST_HEADErr0REQUIRES_VIOLATION, ldv_list_delErr1REQUIRES_VIOLATION, ldv_list_delErr2REQUIRES_VIOLATION, ldv_list_delErr3REQUIRES_VIOLATION, ldv_list_delErr0REQUIRES_VIOLATION, __ldv_list_addErr4REQUIRES_VIOLATION, __ldv_list_addErr6REQUIRES_VIOLATION, __ldv_list_addErr5REQUIRES_VIOLATION, __ldv_list_addErr0REQUIRES_VIOLATION, __ldv_list_addErr7REQUIRES_VIOLATION, __ldv_list_addErr2REQUIRES_VIOLATION, __ldv_list_addErr1REQUIRES_VIOLATION, __ldv_list_addErr3REQUIRES_VIOLATION, ldv_dev_set_drvdataErr1REQUIRES_VIOLATION, ldv_dev_set_drvdataErr0REQUIRES_VIOLATION, ldv_atomic_sub_returnErr1REQUIRES_VIOLATION, ldv_atomic_sub_returnErr2REQUIRES_VIOLATION, ldv_atomic_sub_returnErr3REQUIRES_VIOLATION, ldv_atomic_sub_returnErr0REQUIRES_VIOLATION, ldv_list_add_tailErr1REQUIRES_VIOLATION, ldv_list_add_tailErr0REQUIRES_VIOLATION, ldv_dev_get_drvdataErr0REQUIRES_VIOLATION, ldv_dev_get_drvdataErr1REQUIRES_VIOLATION, ldv_msg_allocErr0REQUIRES_VIOLATION, ldv_msg_allocErr1REQUIRES_VIOLATION]=== [2019-01-13 23:09:33,508 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-01-13 23:09:33,508 INFO L82 PathProgramCache]: Analyzing trace with hash 474760172, now seen corresponding path program 2 times [2019-01-13 23:09:33,508 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2019-01-13 23:09:33,508 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2019-01-13 23:09:33,509 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-01-13 23:09:33,509 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-01-13 23:09:33,509 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-01-13 23:09:33,536 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-01-13 23:09:33,891 INFO L134 CoverageAnalysis]: Checked inductivity of 105 backedges. 0 proven. 105 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-01-13 23:09:33,891 INFO L300 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2019-01-13 23:09:33,891 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 [2019-01-13 23:09:33,905 INFO L103 rtionOrderModulation]: Keeping assertion order OUTSIDE_LOOP_FIRST1 [2019-01-13 23:09:34,024 INFO L249 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST1 issued 2 check-sat command(s) [2019-01-13 23:09:34,024 INFO L250 tOrderPrioritization]: Conjunction of SSA is unsat [2019-01-13 23:09:34,030 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2019-01-13 23:09:34,057 INFO L134 CoverageAnalysis]: Checked inductivity of 105 backedges. 0 proven. 105 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-01-13 23:09:34,084 INFO L312 seRefinementStrategy]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2019-01-13 23:09:34,085 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [] imperfect sequences [18, 18] total 19 [2019-01-13 23:09:34,086 INFO L459 AbstractCegarLoop]: Interpolant automaton has 19 states [2019-01-13 23:09:34,086 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 19 interpolants. [2019-01-13 23:09:34,086 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=155, Invalid=187, Unknown=0, NotChecked=0, Total=342 [2019-01-13 23:09:34,086 INFO L87 Difference]: Start difference. First operand 115 states and 115 transitions. Second operand 19 states. [2019-01-13 23:09:34,147 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-01-13 23:09:34,148 INFO L93 Difference]: Finished difference Result 118 states and 118 transitions. [2019-01-13 23:09:34,150 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2019-01-13 23:09:34,150 INFO L78 Accepts]: Start accepts. Automaton has 19 states. Word has length 114 [2019-01-13 23:09:34,150 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-01-13 23:09:34,151 INFO L225 Difference]: With dead ends: 118 [2019-01-13 23:09:34,151 INFO L226 Difference]: Without dead ends: 116 [2019-01-13 23:09:34,151 INFO L631 BasicCegarLoop]: 0 DeclaredPredicates, 132 GetRequests, 114 SyntacticMatches, 0 SemanticMatches, 18 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 41 ImplicationChecksByTransitivity, 0.3s TimeCoverageRelationStatistics Valid=159, Invalid=221, Unknown=0, NotChecked=0, Total=380 [2019-01-13 23:09:34,152 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 116 states. [2019-01-13 23:09:34,158 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 116 to 116. [2019-01-13 23:09:34,158 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 116 states. [2019-01-13 23:09:34,158 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 116 states to 116 states and 116 transitions. [2019-01-13 23:09:34,159 INFO L78 Accepts]: Start accepts. Automaton has 116 states and 116 transitions. Word has length 114 [2019-01-13 23:09:34,159 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-01-13 23:09:34,159 INFO L480 AbstractCegarLoop]: Abstraction has 116 states and 116 transitions. [2019-01-13 23:09:34,159 INFO L481 AbstractCegarLoop]: Interpolant automaton has 19 states. [2019-01-13 23:09:34,159 INFO L276 IsEmpty]: Start isEmpty. Operand 116 states and 116 transitions. [2019-01-13 23:09:34,160 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 116 [2019-01-13 23:09:34,160 INFO L394 BasicCegarLoop]: Found error trace [2019-01-13 23:09:34,160 INFO L402 BasicCegarLoop]: trace histogram [15, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-01-13 23:09:34,160 INFO L423 AbstractCegarLoop]: === Iteration 33 === [ldv_kref_initErr0REQUIRES_VIOLATION, ldv_kref_initErr1REQUIRES_VIOLATION, ldv_list_addErr1REQUIRES_VIOLATION, ldv_list_addErr0REQUIRES_VIOLATION, ldv_kobject_createErr0REQUIRES_VIOLATION, ldv_kobject_createErr1REQUIRES_VIOLATION, ldv_destroy_msgsErr4REQUIRES_VIOLATION, ldv_destroy_msgsErr5REQUIRES_VIOLATION, ldv_destroy_msgsErr0REQUIRES_VIOLATION, ldv_destroy_msgsErr1REQUIRES_VIOLATION, ldv_destroy_msgsErr2REQUIRES_VIOLATION, ldv_destroy_msgsErr3REQUIRES_VIOLATION, ldv_msg_fillErr0REQUIRES_VIOLATION, ldv_msg_fillErr5REQUIRES_VIOLATION, ldv_msg_fillErr4REQUIRES_VIOLATION, ldv_msg_fillErr3REQUIRES_VIOLATION, ldv_msg_fillErr1REQUIRES_VIOLATION, ldv_msg_fillErr2REQUIRES_VIOLATION, ldv_atomic_add_returnErr1REQUIRES_VIOLATION, ldv_atomic_add_returnErr2REQUIRES_VIOLATION, ldv_atomic_add_returnErr3REQUIRES_VIOLATION, ldv_atomic_add_returnErr0REQUIRES_VIOLATION, __ldv_list_delErr0REQUIRES_VIOLATION, __ldv_list_delErr2REQUIRES_VIOLATION, __ldv_list_delErr1REQUIRES_VIOLATION, __ldv_list_delErr3REQUIRES_VIOLATION, ldv_kobject_cleanupErr3ASSERT_VIOLATIONMEMORY_FREE, ldv_kobject_cleanupErr7ASSERT_VIOLATIONMEMORY_FREE, ldv_kobject_cleanupErr1REQUIRES_VIOLATION, ldv_kobject_cleanupErr0REQUIRES_VIOLATION, ldv_kobject_cleanupErr2ASSERT_VIOLATIONMEMORY_FREE, ldv_kobject_cleanupErr4ASSERT_VIOLATIONMEMORY_FREE, ldv_kobject_cleanupErr6ASSERT_VIOLATIONMEMORY_FREE, ldv_kobject_cleanupErr5ASSERT_VIOLATIONMEMORY_FREE, ldv_msg_freeErr7ASSERT_VIOLATIONMEMORY_FREE, ldv_msg_freeErr6ASSERT_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_HEADErr1REQUIRES_VIOLATION, LDV_INIT_LIST_HEADErr2REQUIRES_VIOLATION, LDV_INIT_LIST_HEADErr3REQUIRES_VIOLATION, LDV_INIT_LIST_HEADErr0REQUIRES_VIOLATION, ldv_list_delErr1REQUIRES_VIOLATION, ldv_list_delErr2REQUIRES_VIOLATION, ldv_list_delErr3REQUIRES_VIOLATION, ldv_list_delErr0REQUIRES_VIOLATION, __ldv_list_addErr4REQUIRES_VIOLATION, __ldv_list_addErr6REQUIRES_VIOLATION, __ldv_list_addErr5REQUIRES_VIOLATION, __ldv_list_addErr0REQUIRES_VIOLATION, __ldv_list_addErr7REQUIRES_VIOLATION, __ldv_list_addErr2REQUIRES_VIOLATION, __ldv_list_addErr1REQUIRES_VIOLATION, __ldv_list_addErr3REQUIRES_VIOLATION, ldv_dev_set_drvdataErr1REQUIRES_VIOLATION, ldv_dev_set_drvdataErr0REQUIRES_VIOLATION, ldv_atomic_sub_returnErr1REQUIRES_VIOLATION, ldv_atomic_sub_returnErr2REQUIRES_VIOLATION, ldv_atomic_sub_returnErr3REQUIRES_VIOLATION, ldv_atomic_sub_returnErr0REQUIRES_VIOLATION, ldv_list_add_tailErr1REQUIRES_VIOLATION, ldv_list_add_tailErr0REQUIRES_VIOLATION, ldv_dev_get_drvdataErr0REQUIRES_VIOLATION, ldv_dev_get_drvdataErr1REQUIRES_VIOLATION, ldv_msg_allocErr0REQUIRES_VIOLATION, ldv_msg_allocErr1REQUIRES_VIOLATION]=== [2019-01-13 23:09:34,161 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-01-13 23:09:34,167 INFO L82 PathProgramCache]: Analyzing trace with hash -1665228529, now seen corresponding path program 3 times [2019-01-13 23:09:34,167 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2019-01-13 23:09:34,167 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2019-01-13 23:09:34,171 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-01-13 23:09:34,171 INFO L101 rtionOrderModulation]: Changing assertion order to NOT_INCREMENTALLY [2019-01-13 23:09:34,171 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-01-13 23:09:34,192 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-01-13 23:09:34,475 INFO L134 CoverageAnalysis]: Checked inductivity of 120 backedges. 0 proven. 120 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-01-13 23:09:34,475 INFO L300 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2019-01-13 23:09:34,475 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 [2019-01-13 23:09:34,486 INFO L103 rtionOrderModulation]: Keeping assertion order OUTSIDE_LOOP_FIRST2 [2019-01-13 23:10:00,412 INFO L249 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST2 issued 9 check-sat command(s) [2019-01-13 23:10:00,412 INFO L250 tOrderPrioritization]: Conjunction of SSA is unsat [2019-01-13 23:10:00,425 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2019-01-13 23:10:00,759 INFO L134 CoverageAnalysis]: Checked inductivity of 120 backedges. 0 proven. 120 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-01-13 23:10:00,782 INFO L312 seRefinementStrategy]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2019-01-13 23:10:00,782 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [] imperfect sequences [19, 23] total 40 [2019-01-13 23:10:00,783 INFO L459 AbstractCegarLoop]: Interpolant automaton has 40 states [2019-01-13 23:10:00,783 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 40 interpolants. [2019-01-13 23:10:00,784 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=470, Invalid=1090, Unknown=0, NotChecked=0, Total=1560 [2019-01-13 23:10:00,784 INFO L87 Difference]: Start difference. First operand 116 states and 116 transitions. Second operand 40 states. [2019-01-13 23:10:00,925 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-01-13 23:10:00,925 INFO L93 Difference]: Finished difference Result 119 states and 119 transitions. [2019-01-13 23:10:00,927 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 23 states. [2019-01-13 23:10:00,927 INFO L78 Accepts]: Start accepts. Automaton has 40 states. Word has length 115 [2019-01-13 23:10:00,927 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-01-13 23:10:00,928 INFO L225 Difference]: With dead ends: 119 [2019-01-13 23:10:00,928 INFO L226 Difference]: Without dead ends: 117 [2019-01-13 23:10:00,929 INFO L631 BasicCegarLoop]: 0 DeclaredPredicates, 135 GetRequests, 95 SyntacticMatches, 0 SemanticMatches, 40 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 616 ImplicationChecksByTransitivity, 0.5s TimeCoverageRelationStatistics Valid=512, Invalid=1210, Unknown=0, NotChecked=0, Total=1722 [2019-01-13 23:10:00,929 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 117 states. [2019-01-13 23:10:00,932 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 117 to 117. [2019-01-13 23:10:00,932 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 117 states. [2019-01-13 23:10:00,932 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 117 states to 117 states and 117 transitions. [2019-01-13 23:10:00,932 INFO L78 Accepts]: Start accepts. Automaton has 117 states and 117 transitions. Word has length 115 [2019-01-13 23:10:00,933 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-01-13 23:10:00,933 INFO L480 AbstractCegarLoop]: Abstraction has 117 states and 117 transitions. [2019-01-13 23:10:00,933 INFO L481 AbstractCegarLoop]: Interpolant automaton has 40 states. [2019-01-13 23:10:00,933 INFO L276 IsEmpty]: Start isEmpty. Operand 117 states and 117 transitions. [2019-01-13 23:10:00,933 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 117 [2019-01-13 23:10:00,934 INFO L394 BasicCegarLoop]: Found error trace [2019-01-13 23:10:00,934 INFO L402 BasicCegarLoop]: trace histogram [16, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-01-13 23:10:00,934 INFO L423 AbstractCegarLoop]: === Iteration 34 === [ldv_kref_initErr0REQUIRES_VIOLATION, ldv_kref_initErr1REQUIRES_VIOLATION, ldv_list_addErr1REQUIRES_VIOLATION, ldv_list_addErr0REQUIRES_VIOLATION, ldv_kobject_createErr0REQUIRES_VIOLATION, ldv_kobject_createErr1REQUIRES_VIOLATION, ldv_destroy_msgsErr4REQUIRES_VIOLATION, ldv_destroy_msgsErr5REQUIRES_VIOLATION, ldv_destroy_msgsErr0REQUIRES_VIOLATION, ldv_destroy_msgsErr1REQUIRES_VIOLATION, ldv_destroy_msgsErr2REQUIRES_VIOLATION, ldv_destroy_msgsErr3REQUIRES_VIOLATION, ldv_msg_fillErr0REQUIRES_VIOLATION, ldv_msg_fillErr5REQUIRES_VIOLATION, ldv_msg_fillErr4REQUIRES_VIOLATION, ldv_msg_fillErr3REQUIRES_VIOLATION, ldv_msg_fillErr1REQUIRES_VIOLATION, ldv_msg_fillErr2REQUIRES_VIOLATION, ldv_atomic_add_returnErr1REQUIRES_VIOLATION, ldv_atomic_add_returnErr2REQUIRES_VIOLATION, ldv_atomic_add_returnErr3REQUIRES_VIOLATION, ldv_atomic_add_returnErr0REQUIRES_VIOLATION, __ldv_list_delErr0REQUIRES_VIOLATION, __ldv_list_delErr2REQUIRES_VIOLATION, __ldv_list_delErr1REQUIRES_VIOLATION, __ldv_list_delErr3REQUIRES_VIOLATION, ldv_kobject_cleanupErr3ASSERT_VIOLATIONMEMORY_FREE, ldv_kobject_cleanupErr7ASSERT_VIOLATIONMEMORY_FREE, ldv_kobject_cleanupErr1REQUIRES_VIOLATION, ldv_kobject_cleanupErr0REQUIRES_VIOLATION, ldv_kobject_cleanupErr2ASSERT_VIOLATIONMEMORY_FREE, ldv_kobject_cleanupErr4ASSERT_VIOLATIONMEMORY_FREE, ldv_kobject_cleanupErr6ASSERT_VIOLATIONMEMORY_FREE, ldv_kobject_cleanupErr5ASSERT_VIOLATIONMEMORY_FREE, ldv_msg_freeErr7ASSERT_VIOLATIONMEMORY_FREE, ldv_msg_freeErr6ASSERT_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_HEADErr1REQUIRES_VIOLATION, LDV_INIT_LIST_HEADErr2REQUIRES_VIOLATION, LDV_INIT_LIST_HEADErr3REQUIRES_VIOLATION, LDV_INIT_LIST_HEADErr0REQUIRES_VIOLATION, ldv_list_delErr1REQUIRES_VIOLATION, ldv_list_delErr2REQUIRES_VIOLATION, ldv_list_delErr3REQUIRES_VIOLATION, ldv_list_delErr0REQUIRES_VIOLATION, __ldv_list_addErr4REQUIRES_VIOLATION, __ldv_list_addErr6REQUIRES_VIOLATION, __ldv_list_addErr5REQUIRES_VIOLATION, __ldv_list_addErr0REQUIRES_VIOLATION, __ldv_list_addErr7REQUIRES_VIOLATION, __ldv_list_addErr2REQUIRES_VIOLATION, __ldv_list_addErr1REQUIRES_VIOLATION, __ldv_list_addErr3REQUIRES_VIOLATION, ldv_dev_set_drvdataErr1REQUIRES_VIOLATION, ldv_dev_set_drvdataErr0REQUIRES_VIOLATION, ldv_atomic_sub_returnErr1REQUIRES_VIOLATION, ldv_atomic_sub_returnErr2REQUIRES_VIOLATION, ldv_atomic_sub_returnErr3REQUIRES_VIOLATION, ldv_atomic_sub_returnErr0REQUIRES_VIOLATION, ldv_list_add_tailErr1REQUIRES_VIOLATION, ldv_list_add_tailErr0REQUIRES_VIOLATION, ldv_dev_get_drvdataErr0REQUIRES_VIOLATION, ldv_dev_get_drvdataErr1REQUIRES_VIOLATION, ldv_msg_allocErr0REQUIRES_VIOLATION, ldv_msg_allocErr1REQUIRES_VIOLATION]=== [2019-01-13 23:10:00,934 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-01-13 23:10:00,935 INFO L82 PathProgramCache]: Analyzing trace with hash 714598476, now seen corresponding path program 4 times [2019-01-13 23:10:00,935 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2019-01-13 23:10:00,935 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2019-01-13 23:10:00,936 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-01-13 23:10:00,936 INFO L101 rtionOrderModulation]: Changing assertion order to NOT_INCREMENTALLY [2019-01-13 23:10:00,936 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-01-13 23:10:01,027 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2019-01-13 23:10:01,085 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2019-01-13 23:10:01,135 INFO L469 BasicCegarLoop]: Counterexample might be feasible [2019-01-13 23:10:01,157 WARN L416 cessorBacktranslator]: Generated EnsuresSpecification free ensures #res.base == #ptr.base && #res.offset == #ptr.offset; is not ensure(true) [2019-01-13 23:10:01,167 WARN L416 cessorBacktranslator]: Generated EnsuresSpecification ensures #valid == old(#valid); is not ensure(true) [2019-01-13 23:10:01,174 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# [2019-01-13 23:10:01,174 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# [2019-01-13 23:10:01,197 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 13.01 11:10:01 BoogieIcfgContainer [2019-01-13 23:10:01,198 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2019-01-13 23:10:01,198 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2019-01-13 23:10:01,198 INFO L271 PluginConnector]: Initializing Witness Printer... [2019-01-13 23:10:01,201 INFO L276 PluginConnector]: Witness Printer initialized [2019-01-13 23:10:01,202 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.01 11:08:59" (3/4) ... [2019-01-13 23:10:01,208 INFO L147 WitnessPrinter]: No result that supports witness generation found [2019-01-13 23:10:01,208 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2019-01-13 23:10:01,208 INFO L168 Benchmark]: Toolchain (without parser) took 64456.70 ms. Allocated memory was 1.0 GB in the beginning and 1.5 GB in the end (delta: 428.9 MB). Free memory was 952.7 MB in the beginning and 1.0 GB in the end (delta: -85.5 MB). Peak memory consumption was 343.4 MB. Max. memory is 11.5 GB. [2019-01-13 23:10:01,213 INFO L168 Benchmark]: CDTParser took 0.16 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. [2019-01-13 23:10:01,214 INFO L168 Benchmark]: CACSL2BoogieTranslator took 818.28 ms. Allocated memory was 1.0 GB in the beginning and 1.1 GB in the end (delta: 105.4 MB). Free memory was 947.3 MB in the beginning and 1.1 GB in the end (delta: -123.0 MB). Peak memory consumption was 37.0 MB. Max. memory is 11.5 GB. [2019-01-13 23:10:01,214 INFO L168 Benchmark]: Boogie Preprocessor took 167.83 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. [2019-01-13 23:10:01,215 INFO L168 Benchmark]: RCFGBuilder took 2153.82 ms. Allocated memory is still 1.1 GB. Free memory was 1.1 GB in the beginning and 970.3 MB in the end (delta: 100.0 MB). Peak memory consumption was 100.0 MB. Max. memory is 11.5 GB. [2019-01-13 23:10:01,218 INFO L168 Benchmark]: TraceAbstraction took 61302.47 ms. Allocated memory was 1.1 GB in the beginning and 1.5 GB in the end (delta: 323.5 MB). Free memory was 970.3 MB in the beginning and 1.0 GB in the end (delta: -67.9 MB). Peak memory consumption was 255.6 MB. Max. memory is 11.5 GB. [2019-01-13 23:10:01,219 INFO L168 Benchmark]: Witness Printer took 9.77 ms. Allocated memory is still 1.5 GB. Free memory is still 1.0 GB. There was no memory consumed. Max. memory is 11.5 GB. [2019-01-13 23:10:01,224 INFO L336 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.16 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 818.28 ms. Allocated memory was 1.0 GB in the beginning and 1.1 GB in the end (delta: 105.4 MB). Free memory was 947.3 MB in the beginning and 1.1 GB in the end (delta: -123.0 MB). Peak memory consumption was 37.0 MB. Max. memory is 11.5 GB. * Boogie Preprocessor took 167.83 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 2153.82 ms. Allocated memory is still 1.1 GB. Free memory was 1.1 GB in the beginning and 970.3 MB in the end (delta: 100.0 MB). Peak memory consumption was 100.0 MB. Max. memory is 11.5 GB. * TraceAbstraction took 61302.47 ms. Allocated memory was 1.1 GB in the beginning and 1.5 GB in the end (delta: 323.5 MB). Free memory was 970.3 MB in the beginning and 1.0 GB in the end (delta: -67.9 MB). Peak memory consumption was 255.6 MB. Max. memory is 11.5 GB. * Witness Printer took 9.77 ms. Allocated memory is still 1.5 GB. Free memory is still 1.0 GB. There was no memory consumed. Max. memory is 11.5 GB. * Results from de.uni_freiburg.informatik.ultimate.boogie.preprocessor: - GenericResult: Unfinished Backtranslation Generated EnsuresSpecification free ensures #res.base == #ptr.base && #res.offset == #ptr.offset; is not ensure(true) - GenericResult: Unfinished Backtranslation Generated EnsuresSpecification ensures #valid == old(#valid); is not ensure(true) * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IntegerLiteral 18 could not be translated for associated CType STRUCT~~ldv_list_head?next~*ldv_list_head?prev~*ldv_list_head# - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IntegerLiteral 17 could not be translated for associated CType STRUCT~~ldv_list_head?next~*ldv_list_head?prev~*ldv_list_head# * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - UnprovableResult [Line: 1452]: Unable to prove that all allocated memory was freed Unable to prove that all allocated memory was freed Reason: overapproximation of memtrack at line 1452. Possible FailurePath: [L1135] struct ldv_list_head ldv_global_msg_list = { &(ldv_global_msg_list), &(ldv_global_msg_list) }; VAL [\old(ldv_global_msg_list)=null, \old(ldv_global_msg_list)=null, ldv_global_msg_list={-1:0}] [L1453] CALL entry_point() VAL [ldv_global_msg_list={-1:0}] [L1445] struct ldv_kobject *kobj; VAL [ldv_global_msg_list={-1:0}] [L1446] CALL, EXPR ldv_kobject_create() VAL [ldv_global_msg_list={-1:0}] [L1406] struct ldv_kobject *kobj; VAL [ldv_global_msg_list={-1:0}] [L1408] CALL, EXPR ldv_malloc(sizeof(*kobj)) VAL [\old(size)=16, ldv_global_msg_list={-1:0}] [L1073] COND TRUE __VERIFIER_nondet_int() [L1074] return malloc(size); VAL [\old(size)=16, \result={1:0}, ldv_global_msg_list={-1:0}, malloc(size)={1:0}, size=16] [L1408] RET, EXPR ldv_malloc(sizeof(*kobj)) VAL [ldv_global_msg_list={-1:0}, ldv_malloc(sizeof(*kobj))={1:0}] [L1408] kobj = ldv_malloc(sizeof(*kobj)) [L1409] COND FALSE !(!kobj) VAL [kobj={1:0}, ldv_global_msg_list={-1:0}] [L1411] FCALL memset(kobj, 0, sizeof(*kobj)) VAL [kobj={1:0}, ldv_global_msg_list={-1:0}, memset(kobj, 0, sizeof(*kobj))={1:0}] [L1413] CALL ldv_kobject_init(kobj) VAL [kobj={1:0}, ldv_global_msg_list={-1:0}] [L1394] COND FALSE !(!kobj) VAL [kobj={1:0}, kobj={1:0}, ldv_global_msg_list={-1:0}] [L1398] CALL ldv_kobject_init_internal(kobj) VAL [kobj={1:0}, ldv_global_msg_list={-1:0}] [L1380] COND FALSE !(!kobj) VAL [kobj={1:0}, kobj={1:0}, ldv_global_msg_list={-1:0}] [L1382] CALL ldv_kref_init(&kobj->kref) VAL [kref={1:12}, ldv_global_msg_list={-1:0}] [L1294] ((&kref->refcount)->counter) = (1) VAL [kref={1:12}, kref={1:12}, ldv_global_msg_list={-1:0}] [L1382] RET ldv_kref_init(&kobj->kref) VAL [kobj={1:0}, kobj={1:0}, ldv_global_msg_list={-1:0}] [L1383] CALL LDV_INIT_LIST_HEAD(&kobj->entry) VAL [ldv_global_msg_list={-1:0}, list={1:4}] [L1099] list->next = list VAL [ldv_global_msg_list={-1:0}, list={1:4}, list={1:4}] [L1100] list->prev = list VAL [ldv_global_msg_list={-1:0}, list={1:4}, list={1:4}] [L1383] RET LDV_INIT_LIST_HEAD(&kobj->entry) VAL [kobj={1:0}, kobj={1:0}, ldv_global_msg_list={-1:0}] [L1398] RET ldv_kobject_init_internal(kobj) VAL [kobj={1:0}, kobj={1:0}, ldv_global_msg_list={-1:0}] [L1413] RET ldv_kobject_init(kobj) VAL [kobj={1:0}, ldv_global_msg_list={-1:0}] [L1414] return kobj; VAL [\result={1:0}, kobj={1:0}, ldv_global_msg_list={-1:0}] [L1446] RET, EXPR ldv_kobject_create() VAL [ldv_global_msg_list={-1:0}, ldv_kobject_create()={1:0}] [L1446] kobj = ldv_kobject_create() [L1447] CALL f_22_get(kobj) VAL [kobj={1:0}, ldv_global_msg_list={-1:0}] [L1437] CALL ldv_kobject_get(kobj) VAL [kobj={1:0}, ldv_global_msg_list={-1:0}] [L1373] COND TRUE \read(*kobj) VAL [kobj={1:0}, kobj={1:0}, ldv_global_msg_list={-1:0}] [L1374] CALL ldv_kref_get(&kobj->kref) VAL [kref={1:12}, ldv_global_msg_list={-1:0}] [L1308] CALL ldv_atomic_add_return(1, (&kref->refcount)) VAL [\old(i)=1, ldv_global_msg_list={-1:0}, v={1:12}] [L1255] int temp; VAL [\old(i)=1, i=1, ldv_global_msg_list={-1:0}, v={1:12}, v={1:12}] [L1256] EXPR v->counter VAL [\old(i)=1, i=1, ldv_global_msg_list={-1:0}, v={1:12}, v={1:12}, v->counter=1] [L1256] temp = v->counter [L1257] temp += i VAL [\old(i)=1, i=1, ldv_global_msg_list={-1:0}, temp=2, v={1:12}, v={1:12}] [L1258] v->counter = temp VAL [\old(i)=1, i=1, ldv_global_msg_list={-1:0}, temp=2, v={1:12}, v={1:12}] [L1259] return temp; VAL [\old(i)=1, \result=2, i=1, ldv_global_msg_list={-1:0}, temp=2, v={1:12}, v={1:12}] [L1308] RET ldv_atomic_add_return(1, (&kref->refcount)) VAL [kref={1:12}, kref={1:12}, ldv_atomic_add_return(1, (&kref->refcount))=2, ldv_global_msg_list={-1:0}] [L1374] RET ldv_kref_get(&kobj->kref) VAL [kobj={1:0}, kobj={1:0}, ldv_global_msg_list={-1:0}] [L1375] return kobj; VAL [\result={1:0}, kobj={1:0}, kobj={1:0}, ldv_global_msg_list={-1:0}] [L1437] RET ldv_kobject_get(kobj) VAL [kobj={1:0}, kobj={1:0}, ldv_global_msg_list={-1:0}, ldv_kobject_get(kobj)={1:0}] [L1447] RET f_22_get(kobj) VAL [kobj={1:0}, ldv_global_msg_list={-1:0}] [L1449] CALL ldv_kobject_put(kobj) VAL [kobj={1:0}, ldv_global_msg_list={-1:0}] [L1361] COND TRUE \read(*kobj) VAL [kobj={1:0}, kobj={1:0}, ldv_global_msg_list={-1:0}] [L1363] CALL ldv_kref_put(&kobj->kref, ldv_kobject_release) VAL [kref={1:12}, ldv_global_msg_list={-1:0}, release={-1:0}] [L1313] CALL, EXPR ldv_kref_sub(kref, 1, release) VAL [\old(count)=1, kref={1:12}, ldv_global_msg_list={-1:0}, release={-1:0}] [L1281] CALL, EXPR ldv_atomic_sub_return(((int) count), (&kref->refcount)) VAL [\old(i)=1, ldv_global_msg_list={-1:0}, v={1:12}] [L1264] int temp; VAL [\old(i)=1, i=1, ldv_global_msg_list={-1:0}, v={1:12}, v={1:12}] [L1265] EXPR v->counter VAL [\old(i)=1, i=1, ldv_global_msg_list={-1:0}, v={1:12}, v={1:12}, v->counter=2] [L1265] temp = v->counter [L1266] temp -= i VAL [\old(i)=1, i=1, ldv_global_msg_list={-1:0}, temp=1, v={1:12}, v={1:12}] [L1267] v->counter = temp VAL [\old(i)=1, i=1, ldv_global_msg_list={-1:0}, temp=1, v={1:12}, v={1:12}] [L1268] return temp; VAL [\old(i)=1, \result=1, i=1, ldv_global_msg_list={-1:0}, temp=1, v={1:12}, v={1:12}] [L1281] RET, EXPR ldv_atomic_sub_return(((int) count), (&kref->refcount)) VAL [\old(count)=1, count=1, kref={1:12}, kref={1:12}, ldv_atomic_sub_return(((int) count), (&kref->refcount))=1, ldv_global_msg_list={-1:0}, release={-1:0}, release={-1:0}] [L1281] COND FALSE !((ldv_atomic_sub_return(((int) count), (&kref->refcount)) == 0)) [L1285] return 0; VAL [\old(count)=1, \result=0, count=1, kref={1:12}, kref={1:12}, ldv_global_msg_list={-1:0}, release={-1:0}, release={-1:0}] [L1313] RET, EXPR ldv_kref_sub(kref, 1, release) VAL [kref={1:12}, kref={1:12}, ldv_global_msg_list={-1:0}, ldv_kref_sub(kref, 1, release)=0, release={-1:0}, release={-1:0}] [L1313] return ldv_kref_sub(kref, 1, release); [L1363] RET ldv_kref_put(&kobj->kref, ldv_kobject_release) VAL [kobj={1:0}, kobj={1:0}, ldv_global_msg_list={-1:0}, ldv_kref_put(&kobj->kref, ldv_kobject_release)=0] [L1449] RET ldv_kobject_put(kobj) VAL [kobj={1:0}, ldv_global_msg_list={-1:0}] [L1453] RET entry_point() VAL [ldv_global_msg_list={-1:0}] - StatisticsResult: Ultimate Automizer benchmark data CFG has 45 procedures, 327 locations, 71 error locations. UNSAFE Result, 61.2s OverallTime, 34 OverallIterations, 16 TraceHistogramMax, 16.5s AutomataDifference, 0.0s DeadEndRemovalTime, 0.0s HoareAnnotationTime, HoareTripleCheckerStatistics: 4187 SDtfs, 839 SDslu, 36166 SDs, 0 SdLazy, 11823 SolverSat, 202 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 11.1s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 1712 GetRequests, 1128 SyntacticMatches, 10 SemanticMatches, 574 ConstructedPredicates, 1 IntricatePredicates, 0 DeprecatedPredicates, 3490 ImplicationChecksByTransitivity, 16.6s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=181occurred in iteration=0, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s AbstIntTime, 0 AbstIntIterations, 0 AbstIntStrong, NaN AbsIntWeakeningRatio, NaN AbsIntAvgWeakeningVarsNumRemoved, NaN AbsIntAvgWeakenedConjuncts, 0.0s DumpTime, AutomataMinimizationStatistics: 0.3s AutomataMinimizationTime, 33 MinimizatonAttempts, 47 StatesRemovedByMinimization, 9 NontrivialMinimizations, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: TraceCheckStatistics: 0.3s SsaConstructionTime, 27.2s SatisfiabilityAnalysisTime, 15.3s InterpolantComputationTime, 3506 NumberOfCodeBlocks, 3464 NumberOfCodeBlocksAsserted, 58 NumberOfCheckSat, 3342 ConstructedInterpolants, 119 QuantifiedInterpolants, 622030 SizeOfPredicates, 110 NumberOfNonLiveVariables, 6151 ConjunctsInSsa, 582 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 [2019-01-13 23:10:03,541 INFO L170 SettingsManager]: Resetting all preferences to default values... [2019-01-13 23:10:03,544 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2019-01-13 23:10:03,561 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-01-13 23:10:03,562 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-01-13 23:10:03,564 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-01-13 23:10:03,566 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-01-13 23:10:03,568 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2019-01-13 23:10:03,571 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-01-13 23:10:03,573 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-01-13 23:10:03,575 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-01-13 23:10:03,576 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-01-13 23:10:03,577 INFO L174 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-01-13 23:10:03,578 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-01-13 23:10:03,582 INFO L174 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-01-13 23:10:03,583 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-01-13 23:10:03,585 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-01-13 23:10:03,590 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-01-13 23:10:03,600 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2019-01-13 23:10:03,604 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-01-13 23:10:03,605 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-01-13 23:10:03,607 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-01-13 23:10:03,609 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-01-13 23:10:03,609 INFO L177 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-01-13 23:10:03,609 INFO L174 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-01-13 23:10:03,610 INFO L174 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-01-13 23:10:03,612 INFO L174 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-01-13 23:10:03,613 INFO L174 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-01-13 23:10:03,614 INFO L174 SettingsManager]: Resetting Witness Printer preferences to default values [2019-01-13 23:10:03,615 INFO L177 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-01-13 23:10:03,615 INFO L174 SettingsManager]: Resetting CDTParser preferences to default values [2019-01-13 23:10:03,616 INFO L177 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-01-13 23:10:03,616 INFO L177 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-01-13 23:10:03,616 INFO L174 SettingsManager]: Resetting SmtParser preferences to default values [2019-01-13 23:10:03,618 INFO L174 SettingsManager]: Resetting Witness Parser preferences to default values [2019-01-13 23:10:03,619 INFO L181 SettingsManager]: Finished resetting all preferences to default values... [2019-01-13 23:10:03,619 INFO L98 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-DerefFreeMemtrack-32bit-Automizer_Bitvector.epf [2019-01-13 23:10:03,635 INFO L110 SettingsManager]: Loading preferences was successful [2019-01-13 23:10:03,635 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2019-01-13 23:10:03,637 INFO L131 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-01-13 23:10:03,637 INFO L133 SettingsManager]: * Create parallel compositions if possible=false [2019-01-13 23:10:03,637 INFO L133 SettingsManager]: * Use SBE=true [2019-01-13 23:10:03,637 INFO L131 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-01-13 23:10:03,637 INFO L133 SettingsManager]: * sizeof long=4 [2019-01-13 23:10:03,638 INFO L133 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2019-01-13 23:10:03,638 INFO L133 SettingsManager]: * Overapproximate operations on floating types=true [2019-01-13 23:10:03,638 INFO L133 SettingsManager]: * sizeof POINTER=4 [2019-01-13 23:10:03,638 INFO L133 SettingsManager]: * Check division by zero=IGNORE [2019-01-13 23:10:03,638 INFO L133 SettingsManager]: * Check for the main procedure if all allocated memory was freed=true [2019-01-13 23:10:03,638 INFO L133 SettingsManager]: * Bitprecise bitfields=true [2019-01-13 23:10:03,641 INFO L133 SettingsManager]: * SV-COMP memtrack compatibility mode=true [2019-01-13 23:10:03,641 INFO L133 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-01-13 23:10:03,641 INFO L133 SettingsManager]: * Use bitvectors instead of ints=true [2019-01-13 23:10:03,641 INFO L133 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2019-01-13 23:10:03,641 INFO L133 SettingsManager]: * sizeof long double=12 [2019-01-13 23:10:03,642 INFO L133 SettingsManager]: * Use constant arrays=true [2019-01-13 23:10:03,644 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-01-13 23:10:03,644 INFO L133 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-01-13 23:10:03,644 INFO L133 SettingsManager]: * To the following directory=./dump/ [2019-01-13 23:10:03,645 INFO L133 SettingsManager]: * SMT solver=External_DefaultMode [2019-01-13 23:10:03,645 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-01-13 23:10:03,645 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-01-13 23:10:03,645 INFO L133 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-01-13 23:10:03,645 INFO L133 SettingsManager]: * Trace refinement strategy=WOLF [2019-01-13 23:10:03,645 INFO L133 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-01-13 23:10:03,646 INFO L133 SettingsManager]: * Command for external solver=cvc4 --incremental --rewrite-divk --print-success --lang smt [2019-01-13 23:10:03,646 INFO L133 SettingsManager]: * Logic for external solver=AUFBV Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G valid-free) ) CHECK( init(main()), LTL(G valid-deref) ) CHECK( init(main()), LTL(G valid-memtrack) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> bc6894f63179c5a0c3641b97a75e8f614c456bea [2019-01-13 23:10:03,693 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-01-13 23:10:03,705 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-01-13 23:10:03,709 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-01-13 23:10:03,711 INFO L271 PluginConnector]: Initializing CDTParser... [2019-01-13 23:10:03,711 INFO L276 PluginConnector]: CDTParser initialized [2019-01-13 23:10:03,712 INFO L418 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/svcomp/c/ldv-memsafety/memleaks_test22_4_false-valid-memtrack_true-termination.i [2019-01-13 23:10:03,770 INFO L221 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/5804ebde8/e1dd1a5cc35c48b39c4bb25cd64f8bf2/FLAG462a59955 [2019-01-13 23:10:04,302 INFO L307 CDTParser]: Found 1 translation units. [2019-01-13 23:10:04,303 INFO L161 CDTParser]: Scanning /storage/repos/svcomp/c/ldv-memsafety/memleaks_test22_4_false-valid-memtrack_true-termination.i [2019-01-13 23:10:04,327 INFO L355 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/5804ebde8/e1dd1a5cc35c48b39c4bb25cd64f8bf2/FLAG462a59955 [2019-01-13 23:10:04,579 INFO L363 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/5804ebde8/e1dd1a5cc35c48b39c4bb25cd64f8bf2 [2019-01-13 23:10:04,583 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-01-13 23:10:04,584 INFO L131 ToolchainWalker]: Walking toolchain with 5 elements. [2019-01-13 23:10:04,585 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-01-13 23:10:04,585 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-01-13 23:10:04,588 INFO L276 PluginConnector]: CACSL2BoogieTranslator initialized [2019-01-13 23:10:04,589 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.01 11:10:04" (1/1) ... [2019-01-13 23:10:04,593 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@db5133f and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.01 11:10:04, skipping insertion in model container [2019-01-13 23:10:04,594 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.01 11:10:04" (1/1) ... [2019-01-13 23:10:04,603 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-01-13 23:10:04,665 INFO L176 MainTranslator]: Built tables and reachable declarations [2019-01-13 23:10:05,113 INFO L208 PostProcessor]: Analyzing one entry point: main [2019-01-13 23:10:05,137 INFO L191 MainTranslator]: Completed pre-run [2019-01-13 23:10:05,332 INFO L208 PostProcessor]: Analyzing one entry point: main [2019-01-13 23:10:05,441 INFO L195 MainTranslator]: Completed translation [2019-01-13 23:10:05,442 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.01 11:10:05 WrapperNode [2019-01-13 23:10:05,442 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-01-13 23:10:05,443 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-01-13 23:10:05,443 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-01-13 23:10:05,443 INFO L276 PluginConnector]: Boogie Preprocessor initialized [2019-01-13 23:10:05,458 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.01 11:10:05" (1/1) ... [2019-01-13 23:10:05,458 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.01 11:10:05" (1/1) ... [2019-01-13 23:10:05,484 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.01 11:10:05" (1/1) ... [2019-01-13 23:10:05,485 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.01 11:10:05" (1/1) ... [2019-01-13 23:10:05,534 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.01 11:10:05" (1/1) ... [2019-01-13 23:10:05,548 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.01 11:10:05" (1/1) ... [2019-01-13 23:10:05,555 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.01 11:10:05" (1/1) ... [2019-01-13 23:10:05,579 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-01-13 23:10:05,581 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2019-01-13 23:10:05,581 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2019-01-13 23:10:05,581 INFO L276 PluginConnector]: RCFGBuilder initialized [2019-01-13 23:10:05,582 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.01 11:10:05" (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 [2019-01-13 23:10:05,651 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2019-01-13 23:10:05,651 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2019-01-13 23:10:05,651 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~TO~VOID [2019-01-13 23:10:05,651 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.setCurrentRoundingMode [2019-01-13 23:10:05,651 INFO L138 BoogieDeclarations]: Found implementation of procedure __bswap_32 [2019-01-13 23:10:05,651 INFO L138 BoogieDeclarations]: Found implementation of procedure __bswap_64 [2019-01-13 23:10:05,652 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_nonpositive [2019-01-13 23:10:05,652 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_positive [2019-01-13 23:10:05,652 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_malloc [2019-01-13 23:10:05,652 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_zalloc [2019-01-13 23:10:05,652 INFO L138 BoogieDeclarations]: Found implementation of procedure LDV_INIT_LIST_HEAD [2019-01-13 23:10:05,652 INFO L138 BoogieDeclarations]: Found implementation of procedure __ldv_list_add [2019-01-13 23:10:05,652 INFO L138 BoogieDeclarations]: Found implementation of procedure __ldv_list_del [2019-01-13 23:10:05,653 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_list_add [2019-01-13 23:10:05,653 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_list_add_tail [2019-01-13 23:10:05,653 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_list_del [2019-01-13 23:10:05,653 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_msg_alloc [2019-01-13 23:10:05,653 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_msg_fill [2019-01-13 23:10:05,653 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_msg_free [2019-01-13 23:10:05,653 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_submit_msg [2019-01-13 23:10:05,654 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_destroy_msgs [2019-01-13 23:10:05,654 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_dev_get_drvdata [2019-01-13 23:10:05,654 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_dev_set_drvdata [2019-01-13 23:10:05,654 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_atomic_add_return [2019-01-13 23:10:05,654 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_atomic_sub_return [2019-01-13 23:10:05,654 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_kref_sub [2019-01-13 23:10:05,654 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_kref_init [2019-01-13 23:10:05,655 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_kref_get [2019-01-13 23:10:05,655 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_kref_put [2019-01-13 23:10:05,655 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_kobject_del [2019-01-13 23:10:05,655 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_kobject_cleanup [2019-01-13 23:10:05,655 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_kobject_release [2019-01-13 23:10:05,655 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_kobject_put [2019-01-13 23:10:05,655 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_kobject_get [2019-01-13 23:10:05,655 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_kobject_init_internal [2019-01-13 23:10:05,656 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_kobject_init [2019-01-13 23:10:05,656 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_kobject_create [2019-01-13 23:10:05,656 INFO L138 BoogieDeclarations]: Found implementation of procedure f [2019-01-13 23:10:05,656 INFO L138 BoogieDeclarations]: Found implementation of procedure g [2019-01-13 23:10:05,656 INFO L138 BoogieDeclarations]: Found implementation of procedure f_22_get [2019-01-13 23:10:05,656 INFO L138 BoogieDeclarations]: Found implementation of procedure f_22_put [2019-01-13 23:10:05,656 INFO L138 BoogieDeclarations]: Found implementation of procedure entry_point [2019-01-13 23:10:05,657 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2019-01-13 23:10:05,657 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset [2019-01-13 23:10:05,657 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.meminit [2019-01-13 23:10:05,657 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy [2019-01-13 23:10:05,657 INFO L130 BoogieDeclarations]: Found specification of procedure __bswap_32 [2019-01-13 23:10:05,657 INFO L130 BoogieDeclarations]: Found specification of procedure __bswap_64 [2019-01-13 23:10:05,657 INFO L130 BoogieDeclarations]: Found specification of procedure __ctype_get_mb_cur_max [2019-01-13 23:10:05,658 INFO L130 BoogieDeclarations]: Found specification of procedure atof [2019-01-13 23:10:05,658 INFO L130 BoogieDeclarations]: Found specification of procedure atoi [2019-01-13 23:10:05,658 INFO L130 BoogieDeclarations]: Found specification of procedure atol [2019-01-13 23:10:05,658 INFO L130 BoogieDeclarations]: Found specification of procedure atoll [2019-01-13 23:10:05,658 INFO L130 BoogieDeclarations]: Found specification of procedure strtod [2019-01-13 23:10:05,658 INFO L130 BoogieDeclarations]: Found specification of procedure strtof [2019-01-13 23:10:05,658 INFO L130 BoogieDeclarations]: Found specification of procedure strtold [2019-01-13 23:10:05,659 INFO L130 BoogieDeclarations]: Found specification of procedure strtol [2019-01-13 23:10:05,659 INFO L130 BoogieDeclarations]: Found specification of procedure strtoul [2019-01-13 23:10:05,659 INFO L130 BoogieDeclarations]: Found specification of procedure strtoq [2019-01-13 23:10:05,659 INFO L130 BoogieDeclarations]: Found specification of procedure strtouq [2019-01-13 23:10:05,659 INFO L130 BoogieDeclarations]: Found specification of procedure strtoll [2019-01-13 23:10:05,659 INFO L130 BoogieDeclarations]: Found specification of procedure strtoull [2019-01-13 23:10:05,659 INFO L130 BoogieDeclarations]: Found specification of procedure l64a [2019-01-13 23:10:05,660 INFO L130 BoogieDeclarations]: Found specification of procedure a64l [2019-01-13 23:10:05,660 INFO L130 BoogieDeclarations]: Found specification of procedure select [2019-01-13 23:10:05,660 INFO L130 BoogieDeclarations]: Found specification of procedure pselect [2019-01-13 23:10:05,660 INFO L130 BoogieDeclarations]: Found specification of procedure gnu_dev_major [2019-01-13 23:10:05,660 INFO L130 BoogieDeclarations]: Found specification of procedure gnu_dev_minor [2019-01-13 23:10:05,660 INFO L130 BoogieDeclarations]: Found specification of procedure gnu_dev_makedev [2019-01-13 23:10:05,660 INFO L130 BoogieDeclarations]: Found specification of procedure random [2019-01-13 23:10:05,661 INFO L130 BoogieDeclarations]: Found specification of procedure srandom [2019-01-13 23:10:05,661 INFO L130 BoogieDeclarations]: Found specification of procedure initstate [2019-01-13 23:10:05,661 INFO L130 BoogieDeclarations]: Found specification of procedure setstate [2019-01-13 23:10:05,663 INFO L130 BoogieDeclarations]: Found specification of procedure random_r [2019-01-13 23:10:05,663 INFO L130 BoogieDeclarations]: Found specification of procedure srandom_r [2019-01-13 23:10:05,663 INFO L130 BoogieDeclarations]: Found specification of procedure initstate_r [2019-01-13 23:10:05,664 INFO L130 BoogieDeclarations]: Found specification of procedure setstate_r [2019-01-13 23:10:05,664 INFO L130 BoogieDeclarations]: Found specification of procedure rand [2019-01-13 23:10:05,664 INFO L130 BoogieDeclarations]: Found specification of procedure srand [2019-01-13 23:10:05,664 INFO L130 BoogieDeclarations]: Found specification of procedure rand_r [2019-01-13 23:10:05,664 INFO L130 BoogieDeclarations]: Found specification of procedure drand48 [2019-01-13 23:10:05,664 INFO L130 BoogieDeclarations]: Found specification of procedure erand48 [2019-01-13 23:10:05,665 INFO L130 BoogieDeclarations]: Found specification of procedure lrand48 [2019-01-13 23:10:05,665 INFO L130 BoogieDeclarations]: Found specification of procedure nrand48 [2019-01-13 23:10:05,665 INFO L130 BoogieDeclarations]: Found specification of procedure mrand48 [2019-01-13 23:10:05,665 INFO L130 BoogieDeclarations]: Found specification of procedure jrand48 [2019-01-13 23:10:05,665 INFO L130 BoogieDeclarations]: Found specification of procedure srand48 [2019-01-13 23:10:05,666 INFO L130 BoogieDeclarations]: Found specification of procedure seed48 [2019-01-13 23:10:05,666 INFO L130 BoogieDeclarations]: Found specification of procedure lcong48 [2019-01-13 23:10:05,666 INFO L130 BoogieDeclarations]: Found specification of procedure drand48_r [2019-01-13 23:10:05,666 INFO L130 BoogieDeclarations]: Found specification of procedure erand48_r [2019-01-13 23:10:05,666 INFO L130 BoogieDeclarations]: Found specification of procedure lrand48_r [2019-01-13 23:10:05,666 INFO L130 BoogieDeclarations]: Found specification of procedure nrand48_r [2019-01-13 23:10:05,667 INFO L130 BoogieDeclarations]: Found specification of procedure mrand48_r [2019-01-13 23:10:05,667 INFO L130 BoogieDeclarations]: Found specification of procedure jrand48_r [2019-01-13 23:10:05,667 INFO L130 BoogieDeclarations]: Found specification of procedure srand48_r [2019-01-13 23:10:05,667 INFO L130 BoogieDeclarations]: Found specification of procedure seed48_r [2019-01-13 23:10:05,667 INFO L130 BoogieDeclarations]: Found specification of procedure lcong48_r [2019-01-13 23:10:05,667 INFO L130 BoogieDeclarations]: Found specification of procedure malloc [2019-01-13 23:10:05,668 INFO L130 BoogieDeclarations]: Found specification of procedure calloc [2019-01-13 23:10:05,668 INFO L130 BoogieDeclarations]: Found specification of procedure realloc [2019-01-13 23:10:05,668 INFO L130 BoogieDeclarations]: Found specification of procedure free [2019-01-13 23:10:05,668 INFO L130 BoogieDeclarations]: Found specification of procedure cfree [2019-01-13 23:10:05,668 INFO L130 BoogieDeclarations]: Found specification of procedure alloca [2019-01-13 23:10:05,668 INFO L130 BoogieDeclarations]: Found specification of procedure valloc [2019-01-13 23:10:05,669 INFO L130 BoogieDeclarations]: Found specification of procedure posix_memalign [2019-01-13 23:10:05,669 INFO L130 BoogieDeclarations]: Found specification of procedure abort [2019-01-13 23:10:05,669 INFO L130 BoogieDeclarations]: Found specification of procedure atexit [2019-01-13 23:10:05,669 INFO L130 BoogieDeclarations]: Found specification of procedure on_exit [2019-01-13 23:10:05,669 INFO L130 BoogieDeclarations]: Found specification of procedure exit [2019-01-13 23:10:05,669 INFO L130 BoogieDeclarations]: Found specification of procedure _Exit [2019-01-13 23:10:05,669 INFO L130 BoogieDeclarations]: Found specification of procedure getenv [2019-01-13 23:10:05,670 INFO L130 BoogieDeclarations]: Found specification of procedure putenv [2019-01-13 23:10:05,670 INFO L130 BoogieDeclarations]: Found specification of procedure setenv [2019-01-13 23:10:05,670 INFO L130 BoogieDeclarations]: Found specification of procedure unsetenv [2019-01-13 23:10:05,670 INFO L130 BoogieDeclarations]: Found specification of procedure clearenv [2019-01-13 23:10:05,670 INFO L130 BoogieDeclarations]: Found specification of procedure mktemp [2019-01-13 23:10:05,670 INFO L130 BoogieDeclarations]: Found specification of procedure mkstemp [2019-01-13 23:10:05,671 INFO L130 BoogieDeclarations]: Found specification of procedure mkstemps [2019-01-13 23:10:05,671 INFO L130 BoogieDeclarations]: Found specification of procedure mkdtemp [2019-01-13 23:10:05,671 INFO L130 BoogieDeclarations]: Found specification of procedure system [2019-01-13 23:10:05,671 INFO L130 BoogieDeclarations]: Found specification of procedure realpath [2019-01-13 23:10:05,671 INFO L130 BoogieDeclarations]: Found specification of procedure bsearch [2019-01-13 23:10:05,671 INFO L130 BoogieDeclarations]: Found specification of procedure qsort [2019-01-13 23:10:05,671 INFO L130 BoogieDeclarations]: Found specification of procedure abs [2019-01-13 23:10:05,671 INFO L130 BoogieDeclarations]: Found specification of procedure labs [2019-01-13 23:10:05,672 INFO L130 BoogieDeclarations]: Found specification of procedure llabs [2019-01-13 23:10:05,672 INFO L130 BoogieDeclarations]: Found specification of procedure div [2019-01-13 23:10:05,672 INFO L130 BoogieDeclarations]: Found specification of procedure ldiv [2019-01-13 23:10:05,672 INFO L130 BoogieDeclarations]: Found specification of procedure lldiv [2019-01-13 23:10:05,672 INFO L130 BoogieDeclarations]: Found specification of procedure ecvt [2019-01-13 23:10:05,672 INFO L130 BoogieDeclarations]: Found specification of procedure fcvt [2019-01-13 23:10:05,672 INFO L130 BoogieDeclarations]: Found specification of procedure gcvt [2019-01-13 23:10:05,673 INFO L130 BoogieDeclarations]: Found specification of procedure qecvt [2019-01-13 23:10:05,673 INFO L130 BoogieDeclarations]: Found specification of procedure qfcvt [2019-01-13 23:10:05,673 INFO L130 BoogieDeclarations]: Found specification of procedure qgcvt [2019-01-13 23:10:05,673 INFO L130 BoogieDeclarations]: Found specification of procedure ecvt_r [2019-01-13 23:10:05,673 INFO L130 BoogieDeclarations]: Found specification of procedure fcvt_r [2019-01-13 23:10:05,673 INFO L130 BoogieDeclarations]: Found specification of procedure qecvt_r [2019-01-13 23:10:05,673 INFO L130 BoogieDeclarations]: Found specification of procedure qfcvt_r [2019-01-13 23:10:05,673 INFO L130 BoogieDeclarations]: Found specification of procedure mblen [2019-01-13 23:10:05,674 INFO L130 BoogieDeclarations]: Found specification of procedure mbtowc [2019-01-13 23:10:05,674 INFO L130 BoogieDeclarations]: Found specification of procedure wctomb [2019-01-13 23:10:05,674 INFO L130 BoogieDeclarations]: Found specification of procedure mbstowcs [2019-01-13 23:10:05,674 INFO L130 BoogieDeclarations]: Found specification of procedure wcstombs [2019-01-13 23:10:05,674 INFO L130 BoogieDeclarations]: Found specification of procedure rpmatch [2019-01-13 23:10:05,674 INFO L130 BoogieDeclarations]: Found specification of procedure getsubopt [2019-01-13 23:10:05,674 INFO L130 BoogieDeclarations]: Found specification of procedure getloadavg [2019-01-13 23:10:05,675 INFO L130 BoogieDeclarations]: Found specification of procedure kfree [2019-01-13 23:10:05,675 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_int [2019-01-13 23:10:05,675 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_pointer [2019-01-13 23:10:05,675 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_nonpositive [2019-01-13 23:10:05,675 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_positive [2019-01-13 23:10:05,675 INFO L130 BoogieDeclarations]: Found specification of procedure memcpy [2019-01-13 23:10:05,675 INFO L130 BoogieDeclarations]: Found specification of procedure memset [2019-01-13 23:10:05,676 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_malloc [2019-01-13 23:10:05,676 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2019-01-13 23:10:05,676 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_zalloc [2019-01-13 23:10:05,676 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.meminit [2019-01-13 23:10:05,676 INFO L130 BoogieDeclarations]: Found specification of procedure LDV_INIT_LIST_HEAD [2019-01-13 23:10:05,676 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2019-01-13 23:10:05,676 INFO L130 BoogieDeclarations]: Found specification of procedure __ldv_list_add [2019-01-13 23:10:05,676 INFO L130 BoogieDeclarations]: Found specification of procedure __ldv_list_del [2019-01-13 23:10:05,677 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_list_add [2019-01-13 23:10:05,677 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2019-01-13 23:10:05,677 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_list_add_tail [2019-01-13 23:10:05,677 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_list_del [2019-01-13 23:10:05,677 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_msg_alloc [2019-01-13 23:10:05,677 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_msg_fill [2019-01-13 23:10:05,677 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy [2019-01-13 23:10:05,677 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_msg_free [2019-01-13 23:10:05,677 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2019-01-13 23:10:05,678 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_submit_msg [2019-01-13 23:10:05,678 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_destroy_msgs [2019-01-13 23:10:05,678 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_dev_get_drvdata [2019-01-13 23:10:05,678 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_dev_set_drvdata [2019-01-13 23:10:05,678 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_atomic_add_return [2019-01-13 23:10:05,678 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4 [2019-01-13 23:10:05,678 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4 [2019-01-13 23:10:05,679 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_atomic_sub_return [2019-01-13 23:10:05,679 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_kref_sub [2019-01-13 23:10:05,679 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~TO~VOID [2019-01-13 23:10:05,679 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_kref_init [2019-01-13 23:10:05,679 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_kref_get [2019-01-13 23:10:05,679 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_kref_put [2019-01-13 23:10:05,679 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_kobject_del [2019-01-13 23:10:05,680 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_kobject_cleanup [2019-01-13 23:10:05,680 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_kobject_release [2019-01-13 23:10:05,680 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_kobject_put [2019-01-13 23:10:05,680 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_kobject_get [2019-01-13 23:10:05,680 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_kobject_init_internal [2019-01-13 23:10:05,680 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_kobject_init [2019-01-13 23:10:05,680 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_kobject_create [2019-01-13 23:10:05,681 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset [2019-01-13 23:10:05,681 INFO L130 BoogieDeclarations]: Found specification of procedure f [2019-01-13 23:10:05,681 INFO L130 BoogieDeclarations]: Found specification of procedure g [2019-01-13 23:10:05,681 INFO L130 BoogieDeclarations]: Found specification of procedure f_22_get [2019-01-13 23:10:05,681 INFO L130 BoogieDeclarations]: Found specification of procedure f_22_put [2019-01-13 23:10:05,681 INFO L130 BoogieDeclarations]: Found specification of procedure entry_point [2019-01-13 23:10:05,681 INFO L130 BoogieDeclarations]: Found specification of procedure main [2019-01-13 23:10:05,681 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2019-01-13 23:10:05,681 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2019-01-13 23:10:05,682 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$ [2019-01-13 23:10:05,682 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2019-01-13 23:10:05,682 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.setCurrentRoundingMode [2019-01-13 23:10:05,682 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$ [2019-01-13 23:10:05,682 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$ [2019-01-13 23:10:05,682 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE4 [2019-01-13 23:10:05,682 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~intINTTYPE4 [2019-01-13 23:10:06,459 WARN L745 $ProcedureCfgBuilder]: Label in the middle of a codeblock. [2019-01-13 23:10:07,276 WARN L745 $ProcedureCfgBuilder]: Label in the middle of a codeblock. [2019-01-13 23:10:08,216 INFO L281 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2019-01-13 23:10:08,217 INFO L286 CfgBuilder]: Removed 1 assue(true) statements. [2019-01-13 23:10:08,218 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.01 11:10:08 BoogieIcfgContainer [2019-01-13 23:10:08,218 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2019-01-13 23:10:08,219 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2019-01-13 23:10:08,219 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2019-01-13 23:10:08,223 INFO L276 PluginConnector]: TraceAbstraction initialized [2019-01-13 23:10:08,223 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 13.01 11:10:04" (1/3) ... [2019-01-13 23:10:08,224 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@145c6082 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 13.01 11:10:08, skipping insertion in model container [2019-01-13 23:10:08,224 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.01 11:10:05" (2/3) ... [2019-01-13 23:10:08,224 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@145c6082 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 13.01 11:10:08, skipping insertion in model container [2019-01-13 23:10:08,224 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.01 11:10:08" (3/3) ... [2019-01-13 23:10:08,226 INFO L112 eAbstractionObserver]: Analyzing ICFG memleaks_test22_4_false-valid-memtrack_true-termination.i [2019-01-13 23:10:08,236 INFO L156 ceAbstractionStarter]: Automizer settings: Hoare:false NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2019-01-13 23:10:08,251 INFO L168 ceAbstractionStarter]: Appying trace abstraction to program that has 71 error locations. [2019-01-13 23:10:08,271 INFO L257 AbstractCegarLoop]: Starting to check reachability of 71 error locations. [2019-01-13 23:10:08,296 INFO L133 ementStrategyFactory]: Using default assertion order modulation [2019-01-13 23:10:08,297 INFO L382 AbstractCegarLoop]: Interprodecural is true [2019-01-13 23:10:08,297 INFO L383 AbstractCegarLoop]: Hoare is false [2019-01-13 23:10:08,297 INFO L384 AbstractCegarLoop]: Compute interpolants for FPandBP [2019-01-13 23:10:08,297 INFO L385 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2019-01-13 23:10:08,298 INFO L386 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2019-01-13 23:10:08,298 INFO L387 AbstractCegarLoop]: Difference is false [2019-01-13 23:10:08,298 INFO L388 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2019-01-13 23:10:08,298 INFO L393 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2019-01-13 23:10:08,320 INFO L276 IsEmpty]: Start isEmpty. Operand 180 states. [2019-01-13 23:10:08,330 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2019-01-13 23:10:08,331 INFO L394 BasicCegarLoop]: Found error trace [2019-01-13 23:10:08,332 INFO L402 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-01-13 23:10:08,335 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_msgsErr2REQUIRES_VIOLATION, ldv_destroy_msgsErr1REQUIRES_VIOLATION, ldv_destroy_msgsErr0REQUIRES_VIOLATION, ldv_destroy_msgsErr5REQUIRES_VIOLATION, ldv_destroy_msgsErr4REQUIRES_VIOLATION, ldv_msg_fillErr5REQUIRES_VIOLATION, ldv_msg_fillErr0REQUIRES_VIOLATION, ldv_msg_fillErr4REQUIRES_VIOLATION, ldv_msg_fillErr2REQUIRES_VIOLATION, ldv_msg_fillErr3REQUIRES_VIOLATION, ldv_msg_fillErr1REQUIRES_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_cleanupErr5ASSERT_VIOLATIONMEMORY_FREE, ldv_kobject_cleanupErr1REQUIRES_VIOLATION, ldv_kobject_cleanupErr2ASSERT_VIOLATIONMEMORY_FREE, ldv_kobject_cleanupErr0REQUIRES_VIOLATION, ldv_kobject_cleanupErr3ASSERT_VIOLATIONMEMORY_FREE, ldv_kobject_cleanupErr4ASSERT_VIOLATIONMEMORY_FREE, ldv_kobject_cleanupErr6ASSERT_VIOLATIONMEMORY_FREE, ldv_kobject_cleanupErr7ASSERT_VIOLATIONMEMORY_FREE, ldv_msg_freeErr3ASSERT_VIOLATIONMEMORY_FREE, ldv_msg_freeErr7ASSERT_VIOLATIONMEMORY_FREE, ldv_msg_freeErr1REQUIRES_VIOLATION, ldv_msg_freeErr2ASSERT_VIOLATIONMEMORY_FREE, ldv_msg_freeErr4ASSERT_VIOLATIONMEMORY_FREE, ldv_msg_freeErr5ASSERT_VIOLATIONMEMORY_FREE, ldv_msg_freeErr6ASSERT_VIOLATIONMEMORY_FREE, ldv_msg_freeErr0REQUIRES_VIOLATION, 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_addErr4REQUIRES_VIOLATION, __ldv_list_addErr5REQUIRES_VIOLATION, __ldv_list_addErr0REQUIRES_VIOLATION, __ldv_list_addErr6REQUIRES_VIOLATION, __ldv_list_addErr1REQUIRES_VIOLATION, __ldv_list_addErr7REQUIRES_VIOLATION, __ldv_list_addErr2REQUIRES_VIOLATION, __ldv_list_addErr3REQUIRES_VIOLATION, ldv_dev_set_drvdataErr0REQUIRES_VIOLATION, ldv_dev_set_drvdataErr1REQUIRES_VIOLATION, ldv_atomic_sub_returnErr0REQUIRES_VIOLATION, ldv_atomic_sub_returnErr3REQUIRES_VIOLATION, ldv_atomic_sub_returnErr2REQUIRES_VIOLATION, ldv_atomic_sub_returnErr1REQUIRES_VIOLATION, ldv_list_add_tailErr1REQUIRES_VIOLATION, ldv_list_add_tailErr0REQUIRES_VIOLATION, ldv_dev_get_drvdataErr0REQUIRES_VIOLATION, ldv_dev_get_drvdataErr1REQUIRES_VIOLATION, ldv_msg_allocErr0REQUIRES_VIOLATION, ldv_msg_allocErr1REQUIRES_VIOLATION]=== [2019-01-13 23:10:08,342 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-01-13 23:10:08,342 INFO L82 PathProgramCache]: Analyzing trace with hash -1266247150, now seen corresponding path program 1 times [2019-01-13 23:10:08,346 INFO L223 ckRefinementStrategy]: Switched to mode CVC4_FPBP [2019-01-13 23:10:08,347 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 [2019-01-13 23:10:08,368 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-01-13 23:10:08,460 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-01-13 23:10:08,469 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2019-01-13 23:10:08,635 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-01-13 23:10:08,635 INFO L312 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [MP cvc4 --incremental --print-success --lang smt --rewrite-divk (2)] Exception during sending of exit command (exit): Broken pipe [2019-01-13 23:10:08,645 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-01-13 23:10:08,645 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2019-01-13 23:10:08,650 INFO L459 AbstractCegarLoop]: Interpolant automaton has 5 states [2019-01-13 23:10:08,665 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2019-01-13 23:10:08,666 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2019-01-13 23:10:08,669 INFO L87 Difference]: Start difference. First operand 180 states. Second operand 5 states. [2019-01-13 23:10:08,767 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-01-13 23:10:08,768 INFO L93 Difference]: Finished difference Result 155 states and 163 transitions. [2019-01-13 23:10:08,768 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2019-01-13 23:10:08,770 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 17 [2019-01-13 23:10:08,770 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-01-13 23:10:08,786 INFO L225 Difference]: With dead ends: 155 [2019-01-13 23:10:08,786 INFO L226 Difference]: Without dead ends: 152 [2019-01-13 23:10:08,788 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 [2019-01-13 23:10:08,802 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 152 states. [2019-01-13 23:10:08,835 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 152 to 150. [2019-01-13 23:10:08,837 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 150 states. [2019-01-13 23:10:08,841 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 150 states to 150 states and 158 transitions. [2019-01-13 23:10:08,843 INFO L78 Accepts]: Start accepts. Automaton has 150 states and 158 transitions. Word has length 17 [2019-01-13 23:10:08,843 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-01-13 23:10:08,843 INFO L480 AbstractCegarLoop]: Abstraction has 150 states and 158 transitions. [2019-01-13 23:10:08,843 INFO L481 AbstractCegarLoop]: Interpolant automaton has 5 states. [2019-01-13 23:10:08,844 INFO L276 IsEmpty]: Start isEmpty. Operand 150 states and 158 transitions. [2019-01-13 23:10:08,844 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2019-01-13 23:10:08,844 INFO L394 BasicCegarLoop]: Found error trace [2019-01-13 23:10:08,845 INFO L402 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-01-13 23:10:08,845 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_msgsErr2REQUIRES_VIOLATION, ldv_destroy_msgsErr1REQUIRES_VIOLATION, ldv_destroy_msgsErr0REQUIRES_VIOLATION, ldv_destroy_msgsErr5REQUIRES_VIOLATION, ldv_destroy_msgsErr4REQUIRES_VIOLATION, ldv_msg_fillErr5REQUIRES_VIOLATION, ldv_msg_fillErr0REQUIRES_VIOLATION, ldv_msg_fillErr4REQUIRES_VIOLATION, ldv_msg_fillErr2REQUIRES_VIOLATION, ldv_msg_fillErr3REQUIRES_VIOLATION, ldv_msg_fillErr1REQUIRES_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_cleanupErr5ASSERT_VIOLATIONMEMORY_FREE, ldv_kobject_cleanupErr1REQUIRES_VIOLATION, ldv_kobject_cleanupErr2ASSERT_VIOLATIONMEMORY_FREE, ldv_kobject_cleanupErr0REQUIRES_VIOLATION, ldv_kobject_cleanupErr3ASSERT_VIOLATIONMEMORY_FREE, ldv_kobject_cleanupErr4ASSERT_VIOLATIONMEMORY_FREE, ldv_kobject_cleanupErr6ASSERT_VIOLATIONMEMORY_FREE, ldv_kobject_cleanupErr7ASSERT_VIOLATIONMEMORY_FREE, ldv_msg_freeErr3ASSERT_VIOLATIONMEMORY_FREE, ldv_msg_freeErr7ASSERT_VIOLATIONMEMORY_FREE, ldv_msg_freeErr1REQUIRES_VIOLATION, ldv_msg_freeErr2ASSERT_VIOLATIONMEMORY_FREE, ldv_msg_freeErr4ASSERT_VIOLATIONMEMORY_FREE, ldv_msg_freeErr5ASSERT_VIOLATIONMEMORY_FREE, ldv_msg_freeErr6ASSERT_VIOLATIONMEMORY_FREE, ldv_msg_freeErr0REQUIRES_VIOLATION, 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_addErr4REQUIRES_VIOLATION, __ldv_list_addErr5REQUIRES_VIOLATION, __ldv_list_addErr0REQUIRES_VIOLATION, __ldv_list_addErr6REQUIRES_VIOLATION, __ldv_list_addErr1REQUIRES_VIOLATION, __ldv_list_addErr7REQUIRES_VIOLATION, __ldv_list_addErr2REQUIRES_VIOLATION, __ldv_list_addErr3REQUIRES_VIOLATION, ldv_dev_set_drvdataErr0REQUIRES_VIOLATION, ldv_dev_set_drvdataErr1REQUIRES_VIOLATION, ldv_atomic_sub_returnErr0REQUIRES_VIOLATION, ldv_atomic_sub_returnErr3REQUIRES_VIOLATION, ldv_atomic_sub_returnErr2REQUIRES_VIOLATION, ldv_atomic_sub_returnErr1REQUIRES_VIOLATION, ldv_list_add_tailErr1REQUIRES_VIOLATION, ldv_list_add_tailErr0REQUIRES_VIOLATION, ldv_dev_get_drvdataErr0REQUIRES_VIOLATION, ldv_dev_get_drvdataErr1REQUIRES_VIOLATION, ldv_msg_allocErr0REQUIRES_VIOLATION, ldv_msg_allocErr1REQUIRES_VIOLATION]=== [2019-01-13 23:10:08,846 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-01-13 23:10:08,846 INFO L82 PathProgramCache]: Analyzing trace with hash -1294876301, now seen corresponding path program 1 times [2019-01-13 23:10:08,846 INFO L223 ckRefinementStrategy]: Switched to mode CVC4_FPBP [2019-01-13 23:10:08,846 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 [2019-01-13 23:10:08,870 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-01-13 23:10:08,941 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-01-13 23:10:08,945 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2019-01-13 23:10:08,972 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 [2019-01-13 23:10:08,974 INFO L267 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2019-01-13 23:10:08,981 INFO L267 ElimStorePlain]: Start of recursive call 1: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2019-01-13 23:10:08,981 INFO L202 ElimStorePlain]: Needed 2 recursive calls to eliminate 1 variables, input treesize:6, output treesize:5 [2019-01-13 23:10:09,058 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-01-13 23:10:09,061 INFO L312 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2019-01-13 23:10:09,064 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-01-13 23:10:09,064 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2019-01-13 23:10:09,066 INFO L459 AbstractCegarLoop]: Interpolant automaton has 5 states [2019-01-13 23:10:09,066 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2019-01-13 23:10:09,067 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2019-01-13 23:10:09,067 INFO L87 Difference]: Start difference. First operand 150 states and 158 transitions. Second operand 5 states. [2019-01-13 23:10:09,605 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-01-13 23:10:09,605 INFO L93 Difference]: Finished difference Result 151 states and 159 transitions. [2019-01-13 23:10:09,607 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2019-01-13 23:10:09,608 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 17 [2019-01-13 23:10:09,608 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-01-13 23:10:09,611 INFO L225 Difference]: With dead ends: 151 [2019-01-13 23:10:09,611 INFO L226 Difference]: Without dead ends: 151 [2019-01-13 23:10:09,612 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 [2019-01-13 23:10:09,613 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 151 states. [2019-01-13 23:10:09,626 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 151 to 149. [2019-01-13 23:10:09,627 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 149 states. [2019-01-13 23:10:09,629 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 149 states to 149 states and 157 transitions. [2019-01-13 23:10:09,630 INFO L78 Accepts]: Start accepts. Automaton has 149 states and 157 transitions. Word has length 17 [2019-01-13 23:10:09,630 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-01-13 23:10:09,630 INFO L480 AbstractCegarLoop]: Abstraction has 149 states and 157 transitions. [2019-01-13 23:10:09,630 INFO L481 AbstractCegarLoop]: Interpolant automaton has 5 states. [2019-01-13 23:10:09,630 INFO L276 IsEmpty]: Start isEmpty. Operand 149 states and 157 transitions. [2019-01-13 23:10:09,631 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2019-01-13 23:10:09,631 INFO L394 BasicCegarLoop]: Found error trace [2019-01-13 23:10:09,631 INFO L402 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-01-13 23:10:09,632 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_msgsErr2REQUIRES_VIOLATION, ldv_destroy_msgsErr1REQUIRES_VIOLATION, ldv_destroy_msgsErr0REQUIRES_VIOLATION, ldv_destroy_msgsErr5REQUIRES_VIOLATION, ldv_destroy_msgsErr4REQUIRES_VIOLATION, ldv_msg_fillErr5REQUIRES_VIOLATION, ldv_msg_fillErr0REQUIRES_VIOLATION, ldv_msg_fillErr4REQUIRES_VIOLATION, ldv_msg_fillErr2REQUIRES_VIOLATION, ldv_msg_fillErr3REQUIRES_VIOLATION, ldv_msg_fillErr1REQUIRES_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_cleanupErr5ASSERT_VIOLATIONMEMORY_FREE, ldv_kobject_cleanupErr1REQUIRES_VIOLATION, ldv_kobject_cleanupErr2ASSERT_VIOLATIONMEMORY_FREE, ldv_kobject_cleanupErr0REQUIRES_VIOLATION, ldv_kobject_cleanupErr3ASSERT_VIOLATIONMEMORY_FREE, ldv_kobject_cleanupErr4ASSERT_VIOLATIONMEMORY_FREE, ldv_kobject_cleanupErr6ASSERT_VIOLATIONMEMORY_FREE, ldv_kobject_cleanupErr7ASSERT_VIOLATIONMEMORY_FREE, ldv_msg_freeErr3ASSERT_VIOLATIONMEMORY_FREE, ldv_msg_freeErr7ASSERT_VIOLATIONMEMORY_FREE, ldv_msg_freeErr1REQUIRES_VIOLATION, ldv_msg_freeErr2ASSERT_VIOLATIONMEMORY_FREE, ldv_msg_freeErr4ASSERT_VIOLATIONMEMORY_FREE, ldv_msg_freeErr5ASSERT_VIOLATIONMEMORY_FREE, ldv_msg_freeErr6ASSERT_VIOLATIONMEMORY_FREE, ldv_msg_freeErr0REQUIRES_VIOLATION, 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_addErr4REQUIRES_VIOLATION, __ldv_list_addErr5REQUIRES_VIOLATION, __ldv_list_addErr0REQUIRES_VIOLATION, __ldv_list_addErr6REQUIRES_VIOLATION, __ldv_list_addErr1REQUIRES_VIOLATION, __ldv_list_addErr7REQUIRES_VIOLATION, __ldv_list_addErr2REQUIRES_VIOLATION, __ldv_list_addErr3REQUIRES_VIOLATION, ldv_dev_set_drvdataErr0REQUIRES_VIOLATION, ldv_dev_set_drvdataErr1REQUIRES_VIOLATION, ldv_atomic_sub_returnErr0REQUIRES_VIOLATION, ldv_atomic_sub_returnErr3REQUIRES_VIOLATION, ldv_atomic_sub_returnErr2REQUIRES_VIOLATION, ldv_atomic_sub_returnErr1REQUIRES_VIOLATION, ldv_list_add_tailErr1REQUIRES_VIOLATION, ldv_list_add_tailErr0REQUIRES_VIOLATION, ldv_dev_get_drvdataErr0REQUIRES_VIOLATION, ldv_dev_get_drvdataErr1REQUIRES_VIOLATION, ldv_msg_allocErr0REQUIRES_VIOLATION, ldv_msg_allocErr1REQUIRES_VIOLATION]=== [2019-01-13 23:10:09,632 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-01-13 23:10:09,633 INFO L82 PathProgramCache]: Analyzing trace with hash -1294876300, now seen corresponding path program 1 times [2019-01-13 23:10:09,633 INFO L223 ckRefinementStrategy]: Switched to mode CVC4_FPBP [2019-01-13 23:10:09,633 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 [2019-01-13 23:10:09,653 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-01-13 23:10:09,717 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-01-13 23:10:09,720 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2019-01-13 23:10:09,743 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 [2019-01-13 23:10:09,743 INFO L267 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2019-01-13 23:10:09,802 INFO L267 ElimStorePlain]: Start of recursive call 1: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2019-01-13 23:10:09,803 INFO L202 ElimStorePlain]: Needed 2 recursive calls to eliminate 1 variables, input treesize:10, output treesize:9 [2019-01-13 23:10:09,865 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-01-13 23:10:09,865 INFO L312 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2019-01-13 23:10:09,869 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-01-13 23:10:09,869 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2019-01-13 23:10:09,869 INFO L459 AbstractCegarLoop]: Interpolant automaton has 6 states [2019-01-13 23:10:09,870 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2019-01-13 23:10:09,870 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2019-01-13 23:10:09,870 INFO L87 Difference]: Start difference. First operand 149 states and 157 transitions. Second operand 6 states. [2019-01-13 23:10:10,349 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-01-13 23:10:10,349 INFO L93 Difference]: Finished difference Result 150 states and 158 transitions. [2019-01-13 23:10:10,352 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2019-01-13 23:10:10,352 INFO L78 Accepts]: Start accepts. Automaton has 6 states. Word has length 17 [2019-01-13 23:10:10,352 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-01-13 23:10:10,355 INFO L225 Difference]: With dead ends: 150 [2019-01-13 23:10:10,355 INFO L226 Difference]: Without dead ends: 150 [2019-01-13 23:10:10,356 INFO L631 BasicCegarLoop]: 0 DeclaredPredicates, 17 GetRequests, 12 SyntacticMatches, 0 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=13, Invalid=29, Unknown=0, NotChecked=0, Total=42 [2019-01-13 23:10:10,356 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 150 states. [2019-01-13 23:10:10,367 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 150 to 148. [2019-01-13 23:10:10,367 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 148 states. [2019-01-13 23:10:10,369 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 148 states to 148 states and 156 transitions. [2019-01-13 23:10:10,369 INFO L78 Accepts]: Start accepts. Automaton has 148 states and 156 transitions. Word has length 17 [2019-01-13 23:10:10,370 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-01-13 23:10:10,370 INFO L480 AbstractCegarLoop]: Abstraction has 148 states and 156 transitions. [2019-01-13 23:10:10,370 INFO L481 AbstractCegarLoop]: Interpolant automaton has 6 states. [2019-01-13 23:10:10,370 INFO L276 IsEmpty]: Start isEmpty. Operand 148 states and 156 transitions. [2019-01-13 23:10:10,371 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 30 [2019-01-13 23:10:10,371 INFO L394 BasicCegarLoop]: Found error trace [2019-01-13 23:10:10,371 INFO L402 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-01-13 23:10:10,372 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_msgsErr2REQUIRES_VIOLATION, ldv_destroy_msgsErr1REQUIRES_VIOLATION, ldv_destroy_msgsErr0REQUIRES_VIOLATION, ldv_destroy_msgsErr5REQUIRES_VIOLATION, ldv_destroy_msgsErr4REQUIRES_VIOLATION, ldv_msg_fillErr5REQUIRES_VIOLATION, ldv_msg_fillErr0REQUIRES_VIOLATION, ldv_msg_fillErr4REQUIRES_VIOLATION, ldv_msg_fillErr2REQUIRES_VIOLATION, ldv_msg_fillErr3REQUIRES_VIOLATION, ldv_msg_fillErr1REQUIRES_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_cleanupErr5ASSERT_VIOLATIONMEMORY_FREE, ldv_kobject_cleanupErr1REQUIRES_VIOLATION, ldv_kobject_cleanupErr2ASSERT_VIOLATIONMEMORY_FREE, ldv_kobject_cleanupErr0REQUIRES_VIOLATION, ldv_kobject_cleanupErr3ASSERT_VIOLATIONMEMORY_FREE, ldv_kobject_cleanupErr4ASSERT_VIOLATIONMEMORY_FREE, ldv_kobject_cleanupErr6ASSERT_VIOLATIONMEMORY_FREE, ldv_kobject_cleanupErr7ASSERT_VIOLATIONMEMORY_FREE, ldv_msg_freeErr3ASSERT_VIOLATIONMEMORY_FREE, ldv_msg_freeErr7ASSERT_VIOLATIONMEMORY_FREE, ldv_msg_freeErr1REQUIRES_VIOLATION, ldv_msg_freeErr2ASSERT_VIOLATIONMEMORY_FREE, ldv_msg_freeErr4ASSERT_VIOLATIONMEMORY_FREE, ldv_msg_freeErr5ASSERT_VIOLATIONMEMORY_FREE, ldv_msg_freeErr6ASSERT_VIOLATIONMEMORY_FREE, ldv_msg_freeErr0REQUIRES_VIOLATION, 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_addErr4REQUIRES_VIOLATION, __ldv_list_addErr5REQUIRES_VIOLATION, __ldv_list_addErr0REQUIRES_VIOLATION, __ldv_list_addErr6REQUIRES_VIOLATION, __ldv_list_addErr1REQUIRES_VIOLATION, __ldv_list_addErr7REQUIRES_VIOLATION, __ldv_list_addErr2REQUIRES_VIOLATION, __ldv_list_addErr3REQUIRES_VIOLATION, ldv_dev_set_drvdataErr0REQUIRES_VIOLATION, ldv_dev_set_drvdataErr1REQUIRES_VIOLATION, ldv_atomic_sub_returnErr0REQUIRES_VIOLATION, ldv_atomic_sub_returnErr3REQUIRES_VIOLATION, ldv_atomic_sub_returnErr2REQUIRES_VIOLATION, ldv_atomic_sub_returnErr1REQUIRES_VIOLATION, ldv_list_add_tailErr1REQUIRES_VIOLATION, ldv_list_add_tailErr0REQUIRES_VIOLATION, ldv_dev_get_drvdataErr0REQUIRES_VIOLATION, ldv_dev_get_drvdataErr1REQUIRES_VIOLATION, ldv_msg_allocErr0REQUIRES_VIOLATION, ldv_msg_allocErr1REQUIRES_VIOLATION]=== [2019-01-13 23:10:10,372 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-01-13 23:10:10,373 INFO L82 PathProgramCache]: Analyzing trace with hash -11695824, now seen corresponding path program 1 times [2019-01-13 23:10:10,373 INFO L223 ckRefinementStrategy]: Switched to mode CVC4_FPBP [2019-01-13 23:10:10,373 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 [2019-01-13 23:10:10,395 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-01-13 23:10:10,477 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-01-13 23:10:10,482 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2019-01-13 23:10:10,695 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-01-13 23:10:10,695 INFO L312 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2019-01-13 23:10:10,696 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-01-13 23:10:10,697 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [9] imperfect sequences [] total 9 [2019-01-13 23:10:10,697 INFO L459 AbstractCegarLoop]: Interpolant automaton has 9 states [2019-01-13 23:10:10,697 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2019-01-13 23:10:10,697 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=15, Invalid=57, Unknown=0, NotChecked=0, Total=72 [2019-01-13 23:10:10,699 INFO L87 Difference]: Start difference. First operand 148 states and 156 transitions. Second operand 9 states. [2019-01-13 23:10:11,191 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-01-13 23:10:11,191 INFO L93 Difference]: Finished difference Result 168 states and 177 transitions. [2019-01-13 23:10:11,191 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2019-01-13 23:10:11,192 INFO L78 Accepts]: Start accepts. Automaton has 9 states. Word has length 29 [2019-01-13 23:10:11,192 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-01-13 23:10:11,195 INFO L225 Difference]: With dead ends: 168 [2019-01-13 23:10:11,195 INFO L226 Difference]: Without dead ends: 168 [2019-01-13 23:10:11,195 INFO L631 BasicCegarLoop]: 0 DeclaredPredicates, 30 GetRequests, 21 SyntacticMatches, 0 SemanticMatches, 9 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=23, Invalid=87, Unknown=0, NotChecked=0, Total=110 [2019-01-13 23:10:11,196 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 168 states. [2019-01-13 23:10:11,211 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 168 to 162. [2019-01-13 23:10:11,212 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 162 states. [2019-01-13 23:10:11,215 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 162 states to 162 states and 170 transitions. [2019-01-13 23:10:11,215 INFO L78 Accepts]: Start accepts. Automaton has 162 states and 170 transitions. Word has length 29 [2019-01-13 23:10:11,215 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-01-13 23:10:11,215 INFO L480 AbstractCegarLoop]: Abstraction has 162 states and 170 transitions. [2019-01-13 23:10:11,215 INFO L481 AbstractCegarLoop]: Interpolant automaton has 9 states. [2019-01-13 23:10:11,216 INFO L276 IsEmpty]: Start isEmpty. Operand 162 states and 170 transitions. [2019-01-13 23:10:11,217 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2019-01-13 23:10:11,217 INFO L394 BasicCegarLoop]: Found error trace [2019-01-13 23:10:11,217 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] [2019-01-13 23:10:11,219 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_msgsErr2REQUIRES_VIOLATION, ldv_destroy_msgsErr1REQUIRES_VIOLATION, ldv_destroy_msgsErr0REQUIRES_VIOLATION, ldv_destroy_msgsErr5REQUIRES_VIOLATION, ldv_destroy_msgsErr4REQUIRES_VIOLATION, ldv_msg_fillErr5REQUIRES_VIOLATION, ldv_msg_fillErr0REQUIRES_VIOLATION, ldv_msg_fillErr4REQUIRES_VIOLATION, ldv_msg_fillErr2REQUIRES_VIOLATION, ldv_msg_fillErr3REQUIRES_VIOLATION, ldv_msg_fillErr1REQUIRES_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_cleanupErr5ASSERT_VIOLATIONMEMORY_FREE, ldv_kobject_cleanupErr1REQUIRES_VIOLATION, ldv_kobject_cleanupErr2ASSERT_VIOLATIONMEMORY_FREE, ldv_kobject_cleanupErr0REQUIRES_VIOLATION, ldv_kobject_cleanupErr3ASSERT_VIOLATIONMEMORY_FREE, ldv_kobject_cleanupErr4ASSERT_VIOLATIONMEMORY_FREE, ldv_kobject_cleanupErr6ASSERT_VIOLATIONMEMORY_FREE, ldv_kobject_cleanupErr7ASSERT_VIOLATIONMEMORY_FREE, ldv_msg_freeErr3ASSERT_VIOLATIONMEMORY_FREE, ldv_msg_freeErr7ASSERT_VIOLATIONMEMORY_FREE, ldv_msg_freeErr1REQUIRES_VIOLATION, ldv_msg_freeErr2ASSERT_VIOLATIONMEMORY_FREE, ldv_msg_freeErr4ASSERT_VIOLATIONMEMORY_FREE, ldv_msg_freeErr5ASSERT_VIOLATIONMEMORY_FREE, ldv_msg_freeErr6ASSERT_VIOLATIONMEMORY_FREE, ldv_msg_freeErr0REQUIRES_VIOLATION, 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_addErr4REQUIRES_VIOLATION, __ldv_list_addErr5REQUIRES_VIOLATION, __ldv_list_addErr0REQUIRES_VIOLATION, __ldv_list_addErr6REQUIRES_VIOLATION, __ldv_list_addErr1REQUIRES_VIOLATION, __ldv_list_addErr7REQUIRES_VIOLATION, __ldv_list_addErr2REQUIRES_VIOLATION, __ldv_list_addErr3REQUIRES_VIOLATION, ldv_dev_set_drvdataErr0REQUIRES_VIOLATION, ldv_dev_set_drvdataErr1REQUIRES_VIOLATION, ldv_atomic_sub_returnErr0REQUIRES_VIOLATION, ldv_atomic_sub_returnErr3REQUIRES_VIOLATION, ldv_atomic_sub_returnErr2REQUIRES_VIOLATION, ldv_atomic_sub_returnErr1REQUIRES_VIOLATION, ldv_list_add_tailErr1REQUIRES_VIOLATION, ldv_list_add_tailErr0REQUIRES_VIOLATION, ldv_dev_get_drvdataErr0REQUIRES_VIOLATION, ldv_dev_get_drvdataErr1REQUIRES_VIOLATION, ldv_msg_allocErr0REQUIRES_VIOLATION, ldv_msg_allocErr1REQUIRES_VIOLATION]=== [2019-01-13 23:10:11,219 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-01-13 23:10:11,219 INFO L82 PathProgramCache]: Analyzing trace with hash -1606864909, now seen corresponding path program 1 times [2019-01-13 23:10:11,220 INFO L223 ckRefinementStrategy]: Switched to mode CVC4_FPBP [2019-01-13 23:10:11,220 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 [2019-01-13 23:10:11,246 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-01-13 23:10:11,356 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-01-13 23:10:11,361 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2019-01-13 23:10:11,392 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-01-13 23:10:11,392 INFO L312 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2019-01-13 23:10:11,394 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-01-13 23:10:11,395 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2019-01-13 23:10:11,396 INFO L459 AbstractCegarLoop]: Interpolant automaton has 4 states [2019-01-13 23:10:11,396 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2019-01-13 23:10:11,396 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2019-01-13 23:10:11,396 INFO L87 Difference]: Start difference. First operand 162 states and 170 transitions. Second operand 4 states. [2019-01-13 23:10:11,459 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-01-13 23:10:11,459 INFO L93 Difference]: Finished difference Result 165 states and 173 transitions. [2019-01-13 23:10:11,471 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2019-01-13 23:10:11,471 INFO L78 Accepts]: Start accepts. Automaton has 4 states. Word has length 32 [2019-01-13 23:10:11,472 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-01-13 23:10:11,473 INFO L225 Difference]: With dead ends: 165 [2019-01-13 23:10:11,474 INFO L226 Difference]: Without dead ends: 163 [2019-01-13 23:10:11,474 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 [2019-01-13 23:10:11,475 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 163 states. [2019-01-13 23:10:11,490 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 163 to 163. [2019-01-13 23:10:11,490 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 163 states. [2019-01-13 23:10:11,495 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 163 states to 163 states and 171 transitions. [2019-01-13 23:10:11,496 INFO L78 Accepts]: Start accepts. Automaton has 163 states and 171 transitions. Word has length 32 [2019-01-13 23:10:11,496 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-01-13 23:10:11,496 INFO L480 AbstractCegarLoop]: Abstraction has 163 states and 171 transitions. [2019-01-13 23:10:11,496 INFO L481 AbstractCegarLoop]: Interpolant automaton has 4 states. [2019-01-13 23:10:11,496 INFO L276 IsEmpty]: Start isEmpty. Operand 163 states and 171 transitions. [2019-01-13 23:10:11,497 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 34 [2019-01-13 23:10:11,498 INFO L394 BasicCegarLoop]: Found error trace [2019-01-13 23:10:11,498 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] [2019-01-13 23:10:11,499 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_msgsErr2REQUIRES_VIOLATION, ldv_destroy_msgsErr1REQUIRES_VIOLATION, ldv_destroy_msgsErr0REQUIRES_VIOLATION, ldv_destroy_msgsErr5REQUIRES_VIOLATION, ldv_destroy_msgsErr4REQUIRES_VIOLATION, ldv_msg_fillErr5REQUIRES_VIOLATION, ldv_msg_fillErr0REQUIRES_VIOLATION, ldv_msg_fillErr4REQUIRES_VIOLATION, ldv_msg_fillErr2REQUIRES_VIOLATION, ldv_msg_fillErr3REQUIRES_VIOLATION, ldv_msg_fillErr1REQUIRES_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_cleanupErr5ASSERT_VIOLATIONMEMORY_FREE, ldv_kobject_cleanupErr1REQUIRES_VIOLATION, ldv_kobject_cleanupErr2ASSERT_VIOLATIONMEMORY_FREE, ldv_kobject_cleanupErr0REQUIRES_VIOLATION, ldv_kobject_cleanupErr3ASSERT_VIOLATIONMEMORY_FREE, ldv_kobject_cleanupErr4ASSERT_VIOLATIONMEMORY_FREE, ldv_kobject_cleanupErr6ASSERT_VIOLATIONMEMORY_FREE, ldv_kobject_cleanupErr7ASSERT_VIOLATIONMEMORY_FREE, ldv_msg_freeErr3ASSERT_VIOLATIONMEMORY_FREE, ldv_msg_freeErr7ASSERT_VIOLATIONMEMORY_FREE, ldv_msg_freeErr1REQUIRES_VIOLATION, ldv_msg_freeErr2ASSERT_VIOLATIONMEMORY_FREE, ldv_msg_freeErr4ASSERT_VIOLATIONMEMORY_FREE, ldv_msg_freeErr5ASSERT_VIOLATIONMEMORY_FREE, ldv_msg_freeErr6ASSERT_VIOLATIONMEMORY_FREE, ldv_msg_freeErr0REQUIRES_VIOLATION, 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_addErr4REQUIRES_VIOLATION, __ldv_list_addErr5REQUIRES_VIOLATION, __ldv_list_addErr0REQUIRES_VIOLATION, __ldv_list_addErr6REQUIRES_VIOLATION, __ldv_list_addErr1REQUIRES_VIOLATION, __ldv_list_addErr7REQUIRES_VIOLATION, __ldv_list_addErr2REQUIRES_VIOLATION, __ldv_list_addErr3REQUIRES_VIOLATION, ldv_dev_set_drvdataErr0REQUIRES_VIOLATION, ldv_dev_set_drvdataErr1REQUIRES_VIOLATION, ldv_atomic_sub_returnErr0REQUIRES_VIOLATION, ldv_atomic_sub_returnErr3REQUIRES_VIOLATION, ldv_atomic_sub_returnErr2REQUIRES_VIOLATION, ldv_atomic_sub_returnErr1REQUIRES_VIOLATION, ldv_list_add_tailErr1REQUIRES_VIOLATION, ldv_list_add_tailErr0REQUIRES_VIOLATION, ldv_dev_get_drvdataErr0REQUIRES_VIOLATION, ldv_dev_get_drvdataErr1REQUIRES_VIOLATION, ldv_msg_allocErr0REQUIRES_VIOLATION, ldv_msg_allocErr1REQUIRES_VIOLATION]=== [2019-01-13 23:10:11,499 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-01-13 23:10:11,500 INFO L82 PathProgramCache]: Analyzing trace with hash -325528355, now seen corresponding path program 1 times [2019-01-13 23:10:11,500 INFO L223 ckRefinementStrategy]: Switched to mode CVC4_FPBP [2019-01-13 23:10:11,500 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 [2019-01-13 23:10:11,519 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-01-13 23:10:11,618 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-01-13 23:10:11,622 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2019-01-13 23:10:11,674 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-01-13 23:10:11,674 INFO L316 TraceCheckSpWp]: Computing backward predicates... [2019-01-13 23:10:11,832 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-01-13 23:10:11,835 INFO L312 seRefinementStrategy]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2019-01-13 23:10:11,835 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [] imperfect sequences [5, 5] total 8 [2019-01-13 23:10:11,835 INFO L459 AbstractCegarLoop]: Interpolant automaton has 8 states [2019-01-13 23:10:11,836 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2019-01-13 23:10:11,836 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=22, Invalid=34, Unknown=0, NotChecked=0, Total=56 [2019-01-13 23:10:11,836 INFO L87 Difference]: Start difference. First operand 163 states and 171 transitions. Second operand 8 states. [2019-01-13 23:10:12,001 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-01-13 23:10:12,001 INFO L93 Difference]: Finished difference Result 170 states and 179 transitions. [2019-01-13 23:10:12,002 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2019-01-13 23:10:12,002 INFO L78 Accepts]: Start accepts. Automaton has 8 states. Word has length 33 [2019-01-13 23:10:12,003 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-01-13 23:10:12,004 INFO L225 Difference]: With dead ends: 170 [2019-01-13 23:10:12,004 INFO L226 Difference]: Without dead ends: 166 [2019-01-13 23:10:12,005 INFO L631 BasicCegarLoop]: 0 DeclaredPredicates, 67 GetRequests, 58 SyntacticMatches, 1 SemanticMatches, 8 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 2 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=38, Invalid=52, Unknown=0, NotChecked=0, Total=90 [2019-01-13 23:10:12,006 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 166 states. [2019-01-13 23:10:12,011 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 166 to 166. [2019-01-13 23:10:12,012 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 166 states. [2019-01-13 23:10:12,013 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 166 states to 166 states and 174 transitions. [2019-01-13 23:10:12,013 INFO L78 Accepts]: Start accepts. Automaton has 166 states and 174 transitions. Word has length 33 [2019-01-13 23:10:12,014 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-01-13 23:10:12,014 INFO L480 AbstractCegarLoop]: Abstraction has 166 states and 174 transitions. [2019-01-13 23:10:12,014 INFO L481 AbstractCegarLoop]: Interpolant automaton has 8 states. [2019-01-13 23:10:12,014 INFO L276 IsEmpty]: Start isEmpty. Operand 166 states and 174 transitions. [2019-01-13 23:10:12,016 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 37 [2019-01-13 23:10:12,016 INFO L394 BasicCegarLoop]: Found error trace [2019-01-13 23:10:12,016 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] [2019-01-13 23:10:12,017 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_msgsErr2REQUIRES_VIOLATION, ldv_destroy_msgsErr1REQUIRES_VIOLATION, ldv_destroy_msgsErr0REQUIRES_VIOLATION, ldv_destroy_msgsErr5REQUIRES_VIOLATION, ldv_destroy_msgsErr4REQUIRES_VIOLATION, ldv_msg_fillErr5REQUIRES_VIOLATION, ldv_msg_fillErr0REQUIRES_VIOLATION, ldv_msg_fillErr4REQUIRES_VIOLATION, ldv_msg_fillErr2REQUIRES_VIOLATION, ldv_msg_fillErr3REQUIRES_VIOLATION, ldv_msg_fillErr1REQUIRES_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_cleanupErr5ASSERT_VIOLATIONMEMORY_FREE, ldv_kobject_cleanupErr1REQUIRES_VIOLATION, ldv_kobject_cleanupErr2ASSERT_VIOLATIONMEMORY_FREE, ldv_kobject_cleanupErr0REQUIRES_VIOLATION, ldv_kobject_cleanupErr3ASSERT_VIOLATIONMEMORY_FREE, ldv_kobject_cleanupErr4ASSERT_VIOLATIONMEMORY_FREE, ldv_kobject_cleanupErr6ASSERT_VIOLATIONMEMORY_FREE, ldv_kobject_cleanupErr7ASSERT_VIOLATIONMEMORY_FREE, ldv_msg_freeErr3ASSERT_VIOLATIONMEMORY_FREE, ldv_msg_freeErr7ASSERT_VIOLATIONMEMORY_FREE, ldv_msg_freeErr1REQUIRES_VIOLATION, ldv_msg_freeErr2ASSERT_VIOLATIONMEMORY_FREE, ldv_msg_freeErr4ASSERT_VIOLATIONMEMORY_FREE, ldv_msg_freeErr5ASSERT_VIOLATIONMEMORY_FREE, ldv_msg_freeErr6ASSERT_VIOLATIONMEMORY_FREE, ldv_msg_freeErr0REQUIRES_VIOLATION, 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_addErr4REQUIRES_VIOLATION, __ldv_list_addErr5REQUIRES_VIOLATION, __ldv_list_addErr0REQUIRES_VIOLATION, __ldv_list_addErr6REQUIRES_VIOLATION, __ldv_list_addErr1REQUIRES_VIOLATION, __ldv_list_addErr7REQUIRES_VIOLATION, __ldv_list_addErr2REQUIRES_VIOLATION, __ldv_list_addErr3REQUIRES_VIOLATION, ldv_dev_set_drvdataErr0REQUIRES_VIOLATION, ldv_dev_set_drvdataErr1REQUIRES_VIOLATION, ldv_atomic_sub_returnErr0REQUIRES_VIOLATION, ldv_atomic_sub_returnErr3REQUIRES_VIOLATION, ldv_atomic_sub_returnErr2REQUIRES_VIOLATION, ldv_atomic_sub_returnErr1REQUIRES_VIOLATION, ldv_list_add_tailErr1REQUIRES_VIOLATION, ldv_list_add_tailErr0REQUIRES_VIOLATION, ldv_dev_get_drvdataErr0REQUIRES_VIOLATION, ldv_dev_get_drvdataErr1REQUIRES_VIOLATION, ldv_msg_allocErr0REQUIRES_VIOLATION, ldv_msg_allocErr1REQUIRES_VIOLATION]=== [2019-01-13 23:10:12,018 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-01-13 23:10:12,018 INFO L82 PathProgramCache]: Analyzing trace with hash -1922033037, now seen corresponding path program 2 times [2019-01-13 23:10:12,018 INFO L223 ckRefinementStrategy]: Switched to mode CVC4_FPBP [2019-01-13 23:10:12,018 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 [2019-01-13 23:10:12,037 INFO L101 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST1 [2019-01-13 23:10:12,131 INFO L249 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST1 issued 1 check-sat command(s) [2019-01-13 23:10:12,132 INFO L250 tOrderPrioritization]: Conjunction of SSA is unsat [2019-01-13 23:10:12,136 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2019-01-13 23:10:12,148 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 [2019-01-13 23:10:12,148 INFO L267 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2019-01-13 23:10:12,153 INFO L267 ElimStorePlain]: Start of recursive call 1: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2019-01-13 23:10:12,153 INFO L202 ElimStorePlain]: Needed 2 recursive calls to eliminate 1 variables, input treesize:6, output treesize:5 [2019-01-13 23:10:12,348 INFO L134 CoverageAnalysis]: Checked inductivity of 10 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 10 trivial. 0 not checked. [2019-01-13 23:10:12,348 INFO L312 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2019-01-13 23:10:12,353 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-01-13 23:10:12,353 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [12] imperfect sequences [] total 12 [2019-01-13 23:10:12,354 INFO L459 AbstractCegarLoop]: Interpolant automaton has 13 states [2019-01-13 23:10:12,354 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 13 interpolants. [2019-01-13 23:10:12,354 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=33, Invalid=123, Unknown=0, NotChecked=0, Total=156 [2019-01-13 23:10:12,354 INFO L87 Difference]: Start difference. First operand 166 states and 174 transitions. Second operand 13 states. [2019-01-13 23:10:14,285 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-01-13 23:10:14,285 INFO L93 Difference]: Finished difference Result 179 states and 186 transitions. [2019-01-13 23:10:14,286 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2019-01-13 23:10:14,287 INFO L78 Accepts]: Start accepts. Automaton has 13 states. Word has length 36 [2019-01-13 23:10:14,287 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-01-13 23:10:14,289 INFO L225 Difference]: With dead ends: 179 [2019-01-13 23:10:14,289 INFO L226 Difference]: Without dead ends: 179 [2019-01-13 23:10:14,290 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 [2019-01-13 23:10:14,291 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 179 states. [2019-01-13 23:10:14,295 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 179 to 165. [2019-01-13 23:10:14,295 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 165 states. [2019-01-13 23:10:14,296 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 165 states to 165 states and 173 transitions. [2019-01-13 23:10:14,297 INFO L78 Accepts]: Start accepts. Automaton has 165 states and 173 transitions. Word has length 36 [2019-01-13 23:10:14,298 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-01-13 23:10:14,298 INFO L480 AbstractCegarLoop]: Abstraction has 165 states and 173 transitions. [2019-01-13 23:10:14,298 INFO L481 AbstractCegarLoop]: Interpolant automaton has 13 states. [2019-01-13 23:10:14,298 INFO L276 IsEmpty]: Start isEmpty. Operand 165 states and 173 transitions. [2019-01-13 23:10:14,299 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 37 [2019-01-13 23:10:14,299 INFO L394 BasicCegarLoop]: Found error trace [2019-01-13 23:10:14,300 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] [2019-01-13 23:10:14,301 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_msgsErr2REQUIRES_VIOLATION, ldv_destroy_msgsErr1REQUIRES_VIOLATION, ldv_destroy_msgsErr0REQUIRES_VIOLATION, ldv_destroy_msgsErr5REQUIRES_VIOLATION, ldv_destroy_msgsErr4REQUIRES_VIOLATION, ldv_msg_fillErr5REQUIRES_VIOLATION, ldv_msg_fillErr0REQUIRES_VIOLATION, ldv_msg_fillErr4REQUIRES_VIOLATION, ldv_msg_fillErr2REQUIRES_VIOLATION, ldv_msg_fillErr3REQUIRES_VIOLATION, ldv_msg_fillErr1REQUIRES_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_cleanupErr5ASSERT_VIOLATIONMEMORY_FREE, ldv_kobject_cleanupErr1REQUIRES_VIOLATION, ldv_kobject_cleanupErr2ASSERT_VIOLATIONMEMORY_FREE, ldv_kobject_cleanupErr0REQUIRES_VIOLATION, ldv_kobject_cleanupErr3ASSERT_VIOLATIONMEMORY_FREE, ldv_kobject_cleanupErr4ASSERT_VIOLATIONMEMORY_FREE, ldv_kobject_cleanupErr6ASSERT_VIOLATIONMEMORY_FREE, ldv_kobject_cleanupErr7ASSERT_VIOLATIONMEMORY_FREE, ldv_msg_freeErr3ASSERT_VIOLATIONMEMORY_FREE, ldv_msg_freeErr7ASSERT_VIOLATIONMEMORY_FREE, ldv_msg_freeErr1REQUIRES_VIOLATION, ldv_msg_freeErr2ASSERT_VIOLATIONMEMORY_FREE, ldv_msg_freeErr4ASSERT_VIOLATIONMEMORY_FREE, ldv_msg_freeErr5ASSERT_VIOLATIONMEMORY_FREE, ldv_msg_freeErr6ASSERT_VIOLATIONMEMORY_FREE, ldv_msg_freeErr0REQUIRES_VIOLATION, 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_addErr4REQUIRES_VIOLATION, __ldv_list_addErr5REQUIRES_VIOLATION, __ldv_list_addErr0REQUIRES_VIOLATION, __ldv_list_addErr6REQUIRES_VIOLATION, __ldv_list_addErr1REQUIRES_VIOLATION, __ldv_list_addErr7REQUIRES_VIOLATION, __ldv_list_addErr2REQUIRES_VIOLATION, __ldv_list_addErr3REQUIRES_VIOLATION, ldv_dev_set_drvdataErr0REQUIRES_VIOLATION, ldv_dev_set_drvdataErr1REQUIRES_VIOLATION, ldv_atomic_sub_returnErr0REQUIRES_VIOLATION, ldv_atomic_sub_returnErr3REQUIRES_VIOLATION, ldv_atomic_sub_returnErr2REQUIRES_VIOLATION, ldv_atomic_sub_returnErr1REQUIRES_VIOLATION, ldv_list_add_tailErr1REQUIRES_VIOLATION, ldv_list_add_tailErr0REQUIRES_VIOLATION, ldv_dev_get_drvdataErr0REQUIRES_VIOLATION, ldv_dev_get_drvdataErr1REQUIRES_VIOLATION, ldv_msg_allocErr0REQUIRES_VIOLATION, ldv_msg_allocErr1REQUIRES_VIOLATION]=== [2019-01-13 23:10:14,301 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-01-13 23:10:14,301 INFO L82 PathProgramCache]: Analyzing trace with hash -1922033036, now seen corresponding path program 1 times [2019-01-13 23:10:14,302 INFO L223 ckRefinementStrategy]: Switched to mode CVC4_FPBP [2019-01-13 23:10:14,302 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 [2019-01-13 23:10:14,327 INFO L101 rtionOrderModulation]: Changing assertion order to NOT_INCREMENTALLY [2019-01-13 23:10:14,446 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-01-13 23:10:14,449 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2019-01-13 23:10:14,502 INFO L134 CoverageAnalysis]: Checked inductivity of 10 backedges. 0 proven. 10 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-01-13 23:10:14,502 INFO L316 TraceCheckSpWp]: Computing backward predicates... [2019-01-13 23:10:14,744 INFO L134 CoverageAnalysis]: Checked inductivity of 10 backedges. 0 proven. 10 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-01-13 23:10:14,747 INFO L312 seRefinementStrategy]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2019-01-13 23:10:14,748 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [] imperfect sequences [8, 8] total 14 [2019-01-13 23:10:14,749 INFO L459 AbstractCegarLoop]: Interpolant automaton has 14 states [2019-01-13 23:10:14,752 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 14 interpolants. [2019-01-13 23:10:14,752 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=61, Invalid=121, Unknown=0, NotChecked=0, Total=182 [2019-01-13 23:10:14,753 INFO L87 Difference]: Start difference. First operand 165 states and 173 transitions. Second operand 14 states. [2019-01-13 23:10:15,494 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-01-13 23:10:15,495 INFO L93 Difference]: Finished difference Result 175 states and 187 transitions. [2019-01-13 23:10:15,496 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2019-01-13 23:10:15,496 INFO L78 Accepts]: Start accepts. Automaton has 14 states. Word has length 36 [2019-01-13 23:10:15,496 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-01-13 23:10:15,497 INFO L225 Difference]: With dead ends: 175 [2019-01-13 23:10:15,497 INFO L226 Difference]: Without dead ends: 171 [2019-01-13 23:10:15,498 INFO L631 BasicCegarLoop]: 0 DeclaredPredicates, 76 GetRequests, 58 SyntacticMatches, 1 SemanticMatches, 17 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 14 ImplicationChecksByTransitivity, 0.5s TimeCoverageRelationStatistics Valid=131, Invalid=211, Unknown=0, NotChecked=0, Total=342 [2019-01-13 23:10:15,498 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 171 states. [2019-01-13 23:10:15,503 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 171 to 171. [2019-01-13 23:10:15,503 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 171 states. [2019-01-13 23:10:15,504 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 171 states to 171 states and 179 transitions. [2019-01-13 23:10:15,505 INFO L78 Accepts]: Start accepts. Automaton has 171 states and 179 transitions. Word has length 36 [2019-01-13 23:10:15,505 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-01-13 23:10:15,505 INFO L480 AbstractCegarLoop]: Abstraction has 171 states and 179 transitions. [2019-01-13 23:10:15,505 INFO L481 AbstractCegarLoop]: Interpolant automaton has 14 states. [2019-01-13 23:10:15,505 INFO L276 IsEmpty]: Start isEmpty. Operand 171 states and 179 transitions. [2019-01-13 23:10:15,507 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 41 [2019-01-13 23:10:15,508 INFO L394 BasicCegarLoop]: Found error trace [2019-01-13 23:10:15,508 INFO L402 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-01-13 23:10:15,509 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_msgsErr2REQUIRES_VIOLATION, ldv_destroy_msgsErr1REQUIRES_VIOLATION, ldv_destroy_msgsErr0REQUIRES_VIOLATION, ldv_destroy_msgsErr5REQUIRES_VIOLATION, ldv_destroy_msgsErr4REQUIRES_VIOLATION, ldv_msg_fillErr5REQUIRES_VIOLATION, ldv_msg_fillErr0REQUIRES_VIOLATION, ldv_msg_fillErr4REQUIRES_VIOLATION, ldv_msg_fillErr2REQUIRES_VIOLATION, ldv_msg_fillErr3REQUIRES_VIOLATION, ldv_msg_fillErr1REQUIRES_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_cleanupErr5ASSERT_VIOLATIONMEMORY_FREE, ldv_kobject_cleanupErr1REQUIRES_VIOLATION, ldv_kobject_cleanupErr2ASSERT_VIOLATIONMEMORY_FREE, ldv_kobject_cleanupErr0REQUIRES_VIOLATION, ldv_kobject_cleanupErr3ASSERT_VIOLATIONMEMORY_FREE, ldv_kobject_cleanupErr4ASSERT_VIOLATIONMEMORY_FREE, ldv_kobject_cleanupErr6ASSERT_VIOLATIONMEMORY_FREE, ldv_kobject_cleanupErr7ASSERT_VIOLATIONMEMORY_FREE, ldv_msg_freeErr3ASSERT_VIOLATIONMEMORY_FREE, ldv_msg_freeErr7ASSERT_VIOLATIONMEMORY_FREE, ldv_msg_freeErr1REQUIRES_VIOLATION, ldv_msg_freeErr2ASSERT_VIOLATIONMEMORY_FREE, ldv_msg_freeErr4ASSERT_VIOLATIONMEMORY_FREE, ldv_msg_freeErr5ASSERT_VIOLATIONMEMORY_FREE, ldv_msg_freeErr6ASSERT_VIOLATIONMEMORY_FREE, ldv_msg_freeErr0REQUIRES_VIOLATION, 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_addErr4REQUIRES_VIOLATION, __ldv_list_addErr5REQUIRES_VIOLATION, __ldv_list_addErr0REQUIRES_VIOLATION, __ldv_list_addErr6REQUIRES_VIOLATION, __ldv_list_addErr1REQUIRES_VIOLATION, __ldv_list_addErr7REQUIRES_VIOLATION, __ldv_list_addErr2REQUIRES_VIOLATION, __ldv_list_addErr3REQUIRES_VIOLATION, ldv_dev_set_drvdataErr0REQUIRES_VIOLATION, ldv_dev_set_drvdataErr1REQUIRES_VIOLATION, ldv_atomic_sub_returnErr0REQUIRES_VIOLATION, ldv_atomic_sub_returnErr3REQUIRES_VIOLATION, ldv_atomic_sub_returnErr2REQUIRES_VIOLATION, ldv_atomic_sub_returnErr1REQUIRES_VIOLATION, ldv_list_add_tailErr1REQUIRES_VIOLATION, ldv_list_add_tailErr0REQUIRES_VIOLATION, ldv_dev_get_drvdataErr0REQUIRES_VIOLATION, ldv_dev_get_drvdataErr1REQUIRES_VIOLATION, ldv_msg_allocErr0REQUIRES_VIOLATION, ldv_msg_allocErr1REQUIRES_VIOLATION]=== [2019-01-13 23:10:15,509 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-01-13 23:10:15,509 INFO L82 PathProgramCache]: Analyzing trace with hash 135377625, now seen corresponding path program 1 times [2019-01-13 23:10:15,509 INFO L223 ckRefinementStrategy]: Switched to mode CVC4_FPBP [2019-01-13 23:10:15,510 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 [2019-01-13 23:10:15,534 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-01-13 23:10:15,637 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-01-13 23:10:15,641 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2019-01-13 23:10:15,709 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-01-13 23:10:15,709 INFO L312 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2019-01-13 23:10:15,715 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-01-13 23:10:15,715 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2019-01-13 23:10:15,715 INFO L459 AbstractCegarLoop]: Interpolant automaton has 7 states [2019-01-13 23:10:15,716 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2019-01-13 23:10:15,716 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=11, Invalid=31, Unknown=0, NotChecked=0, Total=42 [2019-01-13 23:10:15,716 INFO L87 Difference]: Start difference. First operand 171 states and 179 transitions. Second operand 7 states. [2019-01-13 23:10:15,883 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-01-13 23:10:15,883 INFO L93 Difference]: Finished difference Result 180 states and 188 transitions. [2019-01-13 23:10:15,884 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2019-01-13 23:10:15,884 INFO L78 Accepts]: Start accepts. Automaton has 7 states. Word has length 40 [2019-01-13 23:10:15,884 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-01-13 23:10:15,885 INFO L225 Difference]: With dead ends: 180 [2019-01-13 23:10:15,886 INFO L226 Difference]: Without dead ends: 180 [2019-01-13 23:10:15,886 INFO L631 BasicCegarLoop]: 0 DeclaredPredicates, 40 GetRequests, 34 SyntacticMatches, 0 SemanticMatches, 6 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=15, Invalid=41, Unknown=0, NotChecked=0, Total=56 [2019-01-13 23:10:15,887 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 180 states. [2019-01-13 23:10:15,892 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 180 to 176. [2019-01-13 23:10:15,892 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 176 states. [2019-01-13 23:10:15,893 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 176 states to 176 states and 184 transitions. [2019-01-13 23:10:15,893 INFO L78 Accepts]: Start accepts. Automaton has 176 states and 184 transitions. Word has length 40 [2019-01-13 23:10:15,893 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-01-13 23:10:15,894 INFO L480 AbstractCegarLoop]: Abstraction has 176 states and 184 transitions. [2019-01-13 23:10:15,894 INFO L481 AbstractCegarLoop]: Interpolant automaton has 7 states. [2019-01-13 23:10:15,894 INFO L276 IsEmpty]: Start isEmpty. Operand 176 states and 184 transitions. [2019-01-13 23:10:15,896 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 39 [2019-01-13 23:10:15,896 INFO L394 BasicCegarLoop]: Found error trace [2019-01-13 23:10:15,896 INFO L402 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-01-13 23:10:15,897 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_msgsErr2REQUIRES_VIOLATION, ldv_destroy_msgsErr1REQUIRES_VIOLATION, ldv_destroy_msgsErr0REQUIRES_VIOLATION, ldv_destroy_msgsErr5REQUIRES_VIOLATION, ldv_destroy_msgsErr4REQUIRES_VIOLATION, ldv_msg_fillErr5REQUIRES_VIOLATION, ldv_msg_fillErr0REQUIRES_VIOLATION, ldv_msg_fillErr4REQUIRES_VIOLATION, ldv_msg_fillErr2REQUIRES_VIOLATION, ldv_msg_fillErr3REQUIRES_VIOLATION, ldv_msg_fillErr1REQUIRES_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_cleanupErr5ASSERT_VIOLATIONMEMORY_FREE, ldv_kobject_cleanupErr1REQUIRES_VIOLATION, ldv_kobject_cleanupErr2ASSERT_VIOLATIONMEMORY_FREE, ldv_kobject_cleanupErr0REQUIRES_VIOLATION, ldv_kobject_cleanupErr3ASSERT_VIOLATIONMEMORY_FREE, ldv_kobject_cleanupErr4ASSERT_VIOLATIONMEMORY_FREE, ldv_kobject_cleanupErr6ASSERT_VIOLATIONMEMORY_FREE, ldv_kobject_cleanupErr7ASSERT_VIOLATIONMEMORY_FREE, ldv_msg_freeErr3ASSERT_VIOLATIONMEMORY_FREE, ldv_msg_freeErr7ASSERT_VIOLATIONMEMORY_FREE, ldv_msg_freeErr1REQUIRES_VIOLATION, ldv_msg_freeErr2ASSERT_VIOLATIONMEMORY_FREE, ldv_msg_freeErr4ASSERT_VIOLATIONMEMORY_FREE, ldv_msg_freeErr5ASSERT_VIOLATIONMEMORY_FREE, ldv_msg_freeErr6ASSERT_VIOLATIONMEMORY_FREE, ldv_msg_freeErr0REQUIRES_VIOLATION, 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_addErr4REQUIRES_VIOLATION, __ldv_list_addErr5REQUIRES_VIOLATION, __ldv_list_addErr0REQUIRES_VIOLATION, __ldv_list_addErr6REQUIRES_VIOLATION, __ldv_list_addErr1REQUIRES_VIOLATION, __ldv_list_addErr7REQUIRES_VIOLATION, __ldv_list_addErr2REQUIRES_VIOLATION, __ldv_list_addErr3REQUIRES_VIOLATION, ldv_dev_set_drvdataErr0REQUIRES_VIOLATION, ldv_dev_set_drvdataErr1REQUIRES_VIOLATION, ldv_atomic_sub_returnErr0REQUIRES_VIOLATION, ldv_atomic_sub_returnErr3REQUIRES_VIOLATION, ldv_atomic_sub_returnErr2REQUIRES_VIOLATION, ldv_atomic_sub_returnErr1REQUIRES_VIOLATION, ldv_list_add_tailErr1REQUIRES_VIOLATION, ldv_list_add_tailErr0REQUIRES_VIOLATION, ldv_dev_get_drvdataErr0REQUIRES_VIOLATION, ldv_dev_get_drvdataErr1REQUIRES_VIOLATION, ldv_msg_allocErr0REQUIRES_VIOLATION, ldv_msg_allocErr1REQUIRES_VIOLATION]=== [2019-01-13 23:10:15,898 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-01-13 23:10:15,898 INFO L82 PathProgramCache]: Analyzing trace with hash 1702094142, now seen corresponding path program 1 times [2019-01-13 23:10:15,898 INFO L223 ckRefinementStrategy]: Switched to mode CVC4_FPBP [2019-01-13 23:10:15,898 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 [2019-01-13 23:10:15,920 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-01-13 23:10:15,976 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-01-13 23:10:15,980 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2019-01-13 23:10:16,012 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-01-13 23:10:16,013 INFO L312 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2019-01-13 23:10:16,014 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-01-13 23:10:16,014 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2019-01-13 23:10:16,015 INFO L459 AbstractCegarLoop]: Interpolant automaton has 3 states [2019-01-13 23:10:16,015 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2019-01-13 23:10:16,016 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2019-01-13 23:10:16,017 INFO L87 Difference]: Start difference. First operand 176 states and 184 transitions. Second operand 3 states. [2019-01-13 23:10:16,258 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-01-13 23:10:16,259 INFO L93 Difference]: Finished difference Result 192 states and 201 transitions. [2019-01-13 23:10:16,260 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2019-01-13 23:10:16,260 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 38 [2019-01-13 23:10:16,260 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-01-13 23:10:16,262 INFO L225 Difference]: With dead ends: 192 [2019-01-13 23:10:16,262 INFO L226 Difference]: Without dead ends: 180 [2019-01-13 23:10:16,263 INFO L631 BasicCegarLoop]: 0 DeclaredPredicates, 37 GetRequests, 36 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2019-01-13 23:10:16,264 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 180 states. [2019-01-13 23:10:16,269 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 180 to 172. [2019-01-13 23:10:16,270 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 172 states. [2019-01-13 23:10:16,271 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 172 states to 172 states and 179 transitions. [2019-01-13 23:10:16,271 INFO L78 Accepts]: Start accepts. Automaton has 172 states and 179 transitions. Word has length 38 [2019-01-13 23:10:16,271 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-01-13 23:10:16,271 INFO L480 AbstractCegarLoop]: Abstraction has 172 states and 179 transitions. [2019-01-13 23:10:16,271 INFO L481 AbstractCegarLoop]: Interpolant automaton has 3 states. [2019-01-13 23:10:16,271 INFO L276 IsEmpty]: Start isEmpty. Operand 172 states and 179 transitions. [2019-01-13 23:10:16,273 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 39 [2019-01-13 23:10:16,273 INFO L394 BasicCegarLoop]: Found error trace [2019-01-13 23:10:16,274 INFO L402 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-01-13 23:10:16,274 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_msgsErr2REQUIRES_VIOLATION, ldv_destroy_msgsErr1REQUIRES_VIOLATION, ldv_destroy_msgsErr0REQUIRES_VIOLATION, ldv_destroy_msgsErr5REQUIRES_VIOLATION, ldv_destroy_msgsErr4REQUIRES_VIOLATION, ldv_msg_fillErr5REQUIRES_VIOLATION, ldv_msg_fillErr0REQUIRES_VIOLATION, ldv_msg_fillErr4REQUIRES_VIOLATION, ldv_msg_fillErr2REQUIRES_VIOLATION, ldv_msg_fillErr3REQUIRES_VIOLATION, ldv_msg_fillErr1REQUIRES_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_cleanupErr5ASSERT_VIOLATIONMEMORY_FREE, ldv_kobject_cleanupErr1REQUIRES_VIOLATION, ldv_kobject_cleanupErr2ASSERT_VIOLATIONMEMORY_FREE, ldv_kobject_cleanupErr0REQUIRES_VIOLATION, ldv_kobject_cleanupErr3ASSERT_VIOLATIONMEMORY_FREE, ldv_kobject_cleanupErr4ASSERT_VIOLATIONMEMORY_FREE, ldv_kobject_cleanupErr6ASSERT_VIOLATIONMEMORY_FREE, ldv_kobject_cleanupErr7ASSERT_VIOLATIONMEMORY_FREE, ldv_msg_freeErr3ASSERT_VIOLATIONMEMORY_FREE, ldv_msg_freeErr7ASSERT_VIOLATIONMEMORY_FREE, ldv_msg_freeErr1REQUIRES_VIOLATION, ldv_msg_freeErr2ASSERT_VIOLATIONMEMORY_FREE, ldv_msg_freeErr4ASSERT_VIOLATIONMEMORY_FREE, ldv_msg_freeErr5ASSERT_VIOLATIONMEMORY_FREE, ldv_msg_freeErr6ASSERT_VIOLATIONMEMORY_FREE, ldv_msg_freeErr0REQUIRES_VIOLATION, 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_addErr4REQUIRES_VIOLATION, __ldv_list_addErr5REQUIRES_VIOLATION, __ldv_list_addErr0REQUIRES_VIOLATION, __ldv_list_addErr6REQUIRES_VIOLATION, __ldv_list_addErr1REQUIRES_VIOLATION, __ldv_list_addErr7REQUIRES_VIOLATION, __ldv_list_addErr2REQUIRES_VIOLATION, __ldv_list_addErr3REQUIRES_VIOLATION, ldv_dev_set_drvdataErr0REQUIRES_VIOLATION, ldv_dev_set_drvdataErr1REQUIRES_VIOLATION, ldv_atomic_sub_returnErr0REQUIRES_VIOLATION, ldv_atomic_sub_returnErr3REQUIRES_VIOLATION, ldv_atomic_sub_returnErr2REQUIRES_VIOLATION, ldv_atomic_sub_returnErr1REQUIRES_VIOLATION, ldv_list_add_tailErr1REQUIRES_VIOLATION, ldv_list_add_tailErr0REQUIRES_VIOLATION, ldv_dev_get_drvdataErr0REQUIRES_VIOLATION, ldv_dev_get_drvdataErr1REQUIRES_VIOLATION, ldv_msg_allocErr0REQUIRES_VIOLATION, ldv_msg_allocErr1REQUIRES_VIOLATION]=== [2019-01-13 23:10:16,275 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-01-13 23:10:16,275 INFO L82 PathProgramCache]: Analyzing trace with hash 740480125, now seen corresponding path program 1 times [2019-01-13 23:10:16,275 INFO L223 ckRefinementStrategy]: Switched to mode CVC4_FPBP [2019-01-13 23:10:16,275 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 [2019-01-13 23:10:16,297 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-01-13 23:10:16,354 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-01-13 23:10:16,358 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2019-01-13 23:10:16,400 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-01-13 23:10:16,400 INFO L312 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2019-01-13 23:10:16,403 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-01-13 23:10:16,403 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2019-01-13 23:10:16,403 INFO L459 AbstractCegarLoop]: Interpolant automaton has 5 states [2019-01-13 23:10:16,403 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2019-01-13 23:10:16,404 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2019-01-13 23:10:16,404 INFO L87 Difference]: Start difference. First operand 172 states and 179 transitions. Second operand 5 states. [2019-01-13 23:10:16,424 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-01-13 23:10:16,424 INFO L93 Difference]: Finished difference Result 153 states and 159 transitions. [2019-01-13 23:10:16,426 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2019-01-13 23:10:16,427 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 38 [2019-01-13 23:10:16,427 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-01-13 23:10:16,428 INFO L225 Difference]: With dead ends: 153 [2019-01-13 23:10:16,428 INFO L226 Difference]: Without dead ends: 153 [2019-01-13 23:10:16,430 INFO L631 BasicCegarLoop]: 0 DeclaredPredicates, 37 GetRequests, 34 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2019-01-13 23:10:16,430 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 153 states. [2019-01-13 23:10:16,434 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 153 to 153. [2019-01-13 23:10:16,434 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 153 states. [2019-01-13 23:10:16,435 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 153 states to 153 states and 159 transitions. [2019-01-13 23:10:16,435 INFO L78 Accepts]: Start accepts. Automaton has 153 states and 159 transitions. Word has length 38 [2019-01-13 23:10:16,436 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-01-13 23:10:16,436 INFO L480 AbstractCegarLoop]: Abstraction has 153 states and 159 transitions. [2019-01-13 23:10:16,436 INFO L481 AbstractCegarLoop]: Interpolant automaton has 5 states. [2019-01-13 23:10:16,436 INFO L276 IsEmpty]: Start isEmpty. Operand 153 states and 159 transitions. [2019-01-13 23:10:16,436 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 43 [2019-01-13 23:10:16,437 INFO L394 BasicCegarLoop]: Found error trace [2019-01-13 23:10:16,438 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] [2019-01-13 23:10:16,439 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_msgsErr2REQUIRES_VIOLATION, ldv_destroy_msgsErr1REQUIRES_VIOLATION, ldv_destroy_msgsErr0REQUIRES_VIOLATION, ldv_destroy_msgsErr5REQUIRES_VIOLATION, ldv_destroy_msgsErr4REQUIRES_VIOLATION, ldv_msg_fillErr5REQUIRES_VIOLATION, ldv_msg_fillErr0REQUIRES_VIOLATION, ldv_msg_fillErr4REQUIRES_VIOLATION, ldv_msg_fillErr2REQUIRES_VIOLATION, ldv_msg_fillErr3REQUIRES_VIOLATION, ldv_msg_fillErr1REQUIRES_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_cleanupErr5ASSERT_VIOLATIONMEMORY_FREE, ldv_kobject_cleanupErr1REQUIRES_VIOLATION, ldv_kobject_cleanupErr2ASSERT_VIOLATIONMEMORY_FREE, ldv_kobject_cleanupErr0REQUIRES_VIOLATION, ldv_kobject_cleanupErr3ASSERT_VIOLATIONMEMORY_FREE, ldv_kobject_cleanupErr4ASSERT_VIOLATIONMEMORY_FREE, ldv_kobject_cleanupErr6ASSERT_VIOLATIONMEMORY_FREE, ldv_kobject_cleanupErr7ASSERT_VIOLATIONMEMORY_FREE, ldv_msg_freeErr3ASSERT_VIOLATIONMEMORY_FREE, ldv_msg_freeErr7ASSERT_VIOLATIONMEMORY_FREE, ldv_msg_freeErr1REQUIRES_VIOLATION, ldv_msg_freeErr2ASSERT_VIOLATIONMEMORY_FREE, ldv_msg_freeErr4ASSERT_VIOLATIONMEMORY_FREE, ldv_msg_freeErr5ASSERT_VIOLATIONMEMORY_FREE, ldv_msg_freeErr6ASSERT_VIOLATIONMEMORY_FREE, ldv_msg_freeErr0REQUIRES_VIOLATION, 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_addErr4REQUIRES_VIOLATION, __ldv_list_addErr5REQUIRES_VIOLATION, __ldv_list_addErr0REQUIRES_VIOLATION, __ldv_list_addErr6REQUIRES_VIOLATION, __ldv_list_addErr1REQUIRES_VIOLATION, __ldv_list_addErr7REQUIRES_VIOLATION, __ldv_list_addErr2REQUIRES_VIOLATION, __ldv_list_addErr3REQUIRES_VIOLATION, ldv_dev_set_drvdataErr0REQUIRES_VIOLATION, ldv_dev_set_drvdataErr1REQUIRES_VIOLATION, ldv_atomic_sub_returnErr0REQUIRES_VIOLATION, ldv_atomic_sub_returnErr3REQUIRES_VIOLATION, ldv_atomic_sub_returnErr2REQUIRES_VIOLATION, ldv_atomic_sub_returnErr1REQUIRES_VIOLATION, ldv_list_add_tailErr1REQUIRES_VIOLATION, ldv_list_add_tailErr0REQUIRES_VIOLATION, ldv_dev_get_drvdataErr0REQUIRES_VIOLATION, ldv_dev_get_drvdataErr1REQUIRES_VIOLATION, ldv_msg_allocErr0REQUIRES_VIOLATION, ldv_msg_allocErr1REQUIRES_VIOLATION]=== [2019-01-13 23:10:16,439 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-01-13 23:10:16,439 INFO L82 PathProgramCache]: Analyzing trace with hash 961618484, now seen corresponding path program 2 times [2019-01-13 23:10:16,439 INFO L223 ckRefinementStrategy]: Switched to mode CVC4_FPBP [2019-01-13 23:10:16,439 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 [2019-01-13 23:10:16,465 INFO L101 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST1 [2019-01-13 23:10:16,565 INFO L249 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST1 issued 1 check-sat command(s) [2019-01-13 23:10:16,565 INFO L250 tOrderPrioritization]: Conjunction of SSA is unsat [2019-01-13 23:10:16,569 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2019-01-13 23:10:16,588 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 [2019-01-13 23:10:16,588 INFO L267 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2019-01-13 23:10:16,600 INFO L267 ElimStorePlain]: Start of recursive call 1: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2019-01-13 23:10:16,600 INFO L202 ElimStorePlain]: Needed 2 recursive calls to eliminate 1 variables, input treesize:10, output treesize:9 [2019-01-13 23:10:16,995 INFO L134 CoverageAnalysis]: Checked inductivity of 55 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 55 trivial. 0 not checked. [2019-01-13 23:10:16,996 INFO L312 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2019-01-13 23:10:16,998 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-01-13 23:10:16,998 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [12] imperfect sequences [] total 12 [2019-01-13 23:10:16,998 INFO L459 AbstractCegarLoop]: Interpolant automaton has 13 states [2019-01-13 23:10:16,998 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 13 interpolants. [2019-01-13 23:10:16,999 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=31, Invalid=125, Unknown=0, NotChecked=0, Total=156 [2019-01-13 23:10:16,999 INFO L87 Difference]: Start difference. First operand 153 states and 159 transitions. Second operand 13 states. [2019-01-13 23:10:18,719 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-01-13 23:10:18,719 INFO L93 Difference]: Finished difference Result 152 states and 158 transitions. [2019-01-13 23:10:18,720 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2019-01-13 23:10:18,720 INFO L78 Accepts]: Start accepts. Automaton has 13 states. Word has length 42 [2019-01-13 23:10:18,720 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-01-13 23:10:18,722 INFO L225 Difference]: With dead ends: 152 [2019-01-13 23:10:18,722 INFO L226 Difference]: Without dead ends: 152 [2019-01-13 23:10:18,722 INFO L631 BasicCegarLoop]: 0 DeclaredPredicates, 45 GetRequests, 29 SyntacticMatches, 1 SemanticMatches, 15 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 20 ImplicationChecksByTransitivity, 0.5s TimeCoverageRelationStatistics Valid=50, Invalid=222, Unknown=0, NotChecked=0, Total=272 [2019-01-13 23:10:18,723 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 152 states. [2019-01-13 23:10:18,726 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 152 to 152. [2019-01-13 23:10:18,727 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 152 states. [2019-01-13 23:10:18,727 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 152 states to 152 states and 158 transitions. [2019-01-13 23:10:18,728 INFO L78 Accepts]: Start accepts. Automaton has 152 states and 158 transitions. Word has length 42 [2019-01-13 23:10:18,729 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-01-13 23:10:18,729 INFO L480 AbstractCegarLoop]: Abstraction has 152 states and 158 transitions. [2019-01-13 23:10:18,729 INFO L481 AbstractCegarLoop]: Interpolant automaton has 13 states. [2019-01-13 23:10:18,729 INFO L276 IsEmpty]: Start isEmpty. Operand 152 states and 158 transitions. [2019-01-13 23:10:18,733 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 48 [2019-01-13 23:10:18,733 INFO L394 BasicCegarLoop]: Found error trace [2019-01-13 23:10:18,733 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] [2019-01-13 23:10:18,734 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_msgsErr2REQUIRES_VIOLATION, ldv_destroy_msgsErr1REQUIRES_VIOLATION, ldv_destroy_msgsErr0REQUIRES_VIOLATION, ldv_destroy_msgsErr5REQUIRES_VIOLATION, ldv_destroy_msgsErr4REQUIRES_VIOLATION, ldv_msg_fillErr5REQUIRES_VIOLATION, ldv_msg_fillErr0REQUIRES_VIOLATION, ldv_msg_fillErr4REQUIRES_VIOLATION, ldv_msg_fillErr2REQUIRES_VIOLATION, ldv_msg_fillErr3REQUIRES_VIOLATION, ldv_msg_fillErr1REQUIRES_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_cleanupErr5ASSERT_VIOLATIONMEMORY_FREE, ldv_kobject_cleanupErr1REQUIRES_VIOLATION, ldv_kobject_cleanupErr2ASSERT_VIOLATIONMEMORY_FREE, ldv_kobject_cleanupErr0REQUIRES_VIOLATION, ldv_kobject_cleanupErr3ASSERT_VIOLATIONMEMORY_FREE, ldv_kobject_cleanupErr4ASSERT_VIOLATIONMEMORY_FREE, ldv_kobject_cleanupErr6ASSERT_VIOLATIONMEMORY_FREE, ldv_kobject_cleanupErr7ASSERT_VIOLATIONMEMORY_FREE, ldv_msg_freeErr3ASSERT_VIOLATIONMEMORY_FREE, ldv_msg_freeErr7ASSERT_VIOLATIONMEMORY_FREE, ldv_msg_freeErr1REQUIRES_VIOLATION, ldv_msg_freeErr2ASSERT_VIOLATIONMEMORY_FREE, ldv_msg_freeErr4ASSERT_VIOLATIONMEMORY_FREE, ldv_msg_freeErr5ASSERT_VIOLATIONMEMORY_FREE, ldv_msg_freeErr6ASSERT_VIOLATIONMEMORY_FREE, ldv_msg_freeErr0REQUIRES_VIOLATION, 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_addErr4REQUIRES_VIOLATION, __ldv_list_addErr5REQUIRES_VIOLATION, __ldv_list_addErr0REQUIRES_VIOLATION, __ldv_list_addErr6REQUIRES_VIOLATION, __ldv_list_addErr1REQUIRES_VIOLATION, __ldv_list_addErr7REQUIRES_VIOLATION, __ldv_list_addErr2REQUIRES_VIOLATION, __ldv_list_addErr3REQUIRES_VIOLATION, ldv_dev_set_drvdataErr0REQUIRES_VIOLATION, ldv_dev_set_drvdataErr1REQUIRES_VIOLATION, ldv_atomic_sub_returnErr0REQUIRES_VIOLATION, ldv_atomic_sub_returnErr3REQUIRES_VIOLATION, ldv_atomic_sub_returnErr2REQUIRES_VIOLATION, ldv_atomic_sub_returnErr1REQUIRES_VIOLATION, ldv_list_add_tailErr1REQUIRES_VIOLATION, ldv_list_add_tailErr0REQUIRES_VIOLATION, ldv_dev_get_drvdataErr0REQUIRES_VIOLATION, ldv_dev_get_drvdataErr1REQUIRES_VIOLATION, ldv_msg_allocErr0REQUIRES_VIOLATION, ldv_msg_allocErr1REQUIRES_VIOLATION]=== [2019-01-13 23:10:18,734 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-01-13 23:10:18,734 INFO L82 PathProgramCache]: Analyzing trace with hash 1315880411, now seen corresponding path program 1 times [2019-01-13 23:10:18,734 INFO L223 ckRefinementStrategy]: Switched to mode CVC4_FPBP [2019-01-13 23:10:18,734 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 [2019-01-13 23:10:18,767 INFO L101 rtionOrderModulation]: Changing assertion order to NOT_INCREMENTALLY [2019-01-13 23:10:18,922 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-01-13 23:10:18,926 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2019-01-13 23:10:19,111 INFO L134 CoverageAnalysis]: Checked inductivity of 55 backedges. 0 proven. 55 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-01-13 23:10:19,111 INFO L316 TraceCheckSpWp]: Computing backward predicates... [2019-01-13 23:10:19,737 INFO L134 CoverageAnalysis]: Checked inductivity of 55 backedges. 0 proven. 55 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-01-13 23:10:19,739 INFO L312 seRefinementStrategy]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2019-01-13 23:10:19,739 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [] imperfect sequences [14, 14] total 26 [2019-01-13 23:10:19,740 INFO L459 AbstractCegarLoop]: Interpolant automaton has 26 states [2019-01-13 23:10:19,740 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 26 interpolants. [2019-01-13 23:10:19,740 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=178, Invalid=472, Unknown=0, NotChecked=0, Total=650 [2019-01-13 23:10:19,741 INFO L87 Difference]: Start difference. First operand 152 states and 158 transitions. Second operand 26 states. [2019-01-13 23:10:21,115 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-01-13 23:10:21,115 INFO L93 Difference]: Finished difference Result 162 states and 172 transitions. [2019-01-13 23:10:21,117 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2019-01-13 23:10:21,117 INFO L78 Accepts]: Start accepts. Automaton has 26 states. Word has length 47 [2019-01-13 23:10:21,118 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-01-13 23:10:21,119 INFO L225 Difference]: With dead ends: 162 [2019-01-13 23:10:21,119 INFO L226 Difference]: Without dead ends: 158 [2019-01-13 23:10:21,120 INFO L631 BasicCegarLoop]: 0 DeclaredPredicates, 98 GetRequests, 68 SyntacticMatches, 1 SemanticMatches, 29 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 54 ImplicationChecksByTransitivity, 1.1s TimeCoverageRelationStatistics Valid=278, Invalid=652, Unknown=0, NotChecked=0, Total=930 [2019-01-13 23:10:21,121 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 158 states. [2019-01-13 23:10:21,125 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 158 to 158. [2019-01-13 23:10:21,125 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 158 states. [2019-01-13 23:10:21,126 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 158 states to 158 states and 164 transitions. [2019-01-13 23:10:21,126 INFO L78 Accepts]: Start accepts. Automaton has 158 states and 164 transitions. Word has length 47 [2019-01-13 23:10:21,127 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-01-13 23:10:21,127 INFO L480 AbstractCegarLoop]: Abstraction has 158 states and 164 transitions. [2019-01-13 23:10:21,128 INFO L481 AbstractCegarLoop]: Interpolant automaton has 26 states. [2019-01-13 23:10:21,128 INFO L276 IsEmpty]: Start isEmpty. Operand 158 states and 164 transitions. [2019-01-13 23:10:21,128 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 54 [2019-01-13 23:10:21,129 INFO L394 BasicCegarLoop]: Found error trace [2019-01-13 23:10:21,129 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] [2019-01-13 23:10:21,129 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_msgsErr2REQUIRES_VIOLATION, ldv_destroy_msgsErr1REQUIRES_VIOLATION, ldv_destroy_msgsErr0REQUIRES_VIOLATION, ldv_destroy_msgsErr5REQUIRES_VIOLATION, ldv_destroy_msgsErr4REQUIRES_VIOLATION, ldv_msg_fillErr5REQUIRES_VIOLATION, ldv_msg_fillErr0REQUIRES_VIOLATION, ldv_msg_fillErr4REQUIRES_VIOLATION, ldv_msg_fillErr2REQUIRES_VIOLATION, ldv_msg_fillErr3REQUIRES_VIOLATION, ldv_msg_fillErr1REQUIRES_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_cleanupErr5ASSERT_VIOLATIONMEMORY_FREE, ldv_kobject_cleanupErr1REQUIRES_VIOLATION, ldv_kobject_cleanupErr2ASSERT_VIOLATIONMEMORY_FREE, ldv_kobject_cleanupErr0REQUIRES_VIOLATION, ldv_kobject_cleanupErr3ASSERT_VIOLATIONMEMORY_FREE, ldv_kobject_cleanupErr4ASSERT_VIOLATIONMEMORY_FREE, ldv_kobject_cleanupErr6ASSERT_VIOLATIONMEMORY_FREE, ldv_kobject_cleanupErr7ASSERT_VIOLATIONMEMORY_FREE, ldv_msg_freeErr3ASSERT_VIOLATIONMEMORY_FREE, ldv_msg_freeErr7ASSERT_VIOLATIONMEMORY_FREE, ldv_msg_freeErr1REQUIRES_VIOLATION, ldv_msg_freeErr2ASSERT_VIOLATIONMEMORY_FREE, ldv_msg_freeErr4ASSERT_VIOLATIONMEMORY_FREE, ldv_msg_freeErr5ASSERT_VIOLATIONMEMORY_FREE, ldv_msg_freeErr6ASSERT_VIOLATIONMEMORY_FREE, ldv_msg_freeErr0REQUIRES_VIOLATION, 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_addErr4REQUIRES_VIOLATION, __ldv_list_addErr5REQUIRES_VIOLATION, __ldv_list_addErr0REQUIRES_VIOLATION, __ldv_list_addErr6REQUIRES_VIOLATION, __ldv_list_addErr1REQUIRES_VIOLATION, __ldv_list_addErr7REQUIRES_VIOLATION, __ldv_list_addErr2REQUIRES_VIOLATION, __ldv_list_addErr3REQUIRES_VIOLATION, ldv_dev_set_drvdataErr0REQUIRES_VIOLATION, ldv_dev_set_drvdataErr1REQUIRES_VIOLATION, ldv_atomic_sub_returnErr0REQUIRES_VIOLATION, ldv_atomic_sub_returnErr3REQUIRES_VIOLATION, ldv_atomic_sub_returnErr2REQUIRES_VIOLATION, ldv_atomic_sub_returnErr1REQUIRES_VIOLATION, ldv_list_add_tailErr1REQUIRES_VIOLATION, ldv_list_add_tailErr0REQUIRES_VIOLATION, ldv_dev_get_drvdataErr0REQUIRES_VIOLATION, ldv_dev_get_drvdataErr1REQUIRES_VIOLATION, ldv_msg_allocErr0REQUIRES_VIOLATION, ldv_msg_allocErr1REQUIRES_VIOLATION]=== [2019-01-13 23:10:21,129 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-01-13 23:10:21,130 INFO L82 PathProgramCache]: Analyzing trace with hash -1129357797, now seen corresponding path program 2 times [2019-01-13 23:10:21,133 INFO L223 ckRefinementStrategy]: Switched to mode CVC4_FPBP [2019-01-13 23:10:21,133 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 [2019-01-13 23:10:21,161 INFO L101 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST1 [2019-01-13 23:10:21,266 INFO L249 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST1 issued 1 check-sat command(s) [2019-01-13 23:10:21,266 INFO L250 tOrderPrioritization]: Conjunction of SSA is unsat [2019-01-13 23:10:21,270 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2019-01-13 23:10:21,276 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 [2019-01-13 23:10:21,276 INFO L267 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2019-01-13 23:10:21,280 INFO L267 ElimStorePlain]: Start of recursive call 1: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2019-01-13 23:10:21,281 INFO L202 ElimStorePlain]: Needed 2 recursive calls to eliminate 1 variables, input treesize:6, output treesize:5 [2019-01-13 23:10:21,501 INFO L134 CoverageAnalysis]: Checked inductivity of 136 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 136 trivial. 0 not checked. [2019-01-13 23:10:21,501 INFO L312 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2019-01-13 23:10:21,503 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-01-13 23:10:21,503 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [12] imperfect sequences [] total 12 [2019-01-13 23:10:21,503 INFO L459 AbstractCegarLoop]: Interpolant automaton has 13 states [2019-01-13 23:10:21,504 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 13 interpolants. [2019-01-13 23:10:21,504 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=33, Invalid=123, Unknown=0, NotChecked=0, Total=156 [2019-01-13 23:10:21,504 INFO L87 Difference]: Start difference. First operand 158 states and 164 transitions. Second operand 13 states. [2019-01-13 23:10:23,090 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-01-13 23:10:23,090 INFO L93 Difference]: Finished difference Result 168 states and 173 transitions. [2019-01-13 23:10:23,091 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2019-01-13 23:10:23,091 INFO L78 Accepts]: Start accepts. Automaton has 13 states. Word has length 53 [2019-01-13 23:10:23,092 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-01-13 23:10:23,092 INFO L225 Difference]: With dead ends: 168 [2019-01-13 23:10:23,093 INFO L226 Difference]: Without dead ends: 168 [2019-01-13 23:10:23,093 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 [2019-01-13 23:10:23,094 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 168 states. [2019-01-13 23:10:23,097 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 168 to 156. [2019-01-13 23:10:23,097 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 156 states. [2019-01-13 23:10:23,098 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 156 states to 156 states and 162 transitions. [2019-01-13 23:10:23,098 INFO L78 Accepts]: Start accepts. Automaton has 156 states and 162 transitions. Word has length 53 [2019-01-13 23:10:23,099 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-01-13 23:10:23,099 INFO L480 AbstractCegarLoop]: Abstraction has 156 states and 162 transitions. [2019-01-13 23:10:23,099 INFO L481 AbstractCegarLoop]: Interpolant automaton has 13 states. [2019-01-13 23:10:23,099 INFO L276 IsEmpty]: Start isEmpty. Operand 156 states and 162 transitions. [2019-01-13 23:10:23,100 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 54 [2019-01-13 23:10:23,101 INFO L394 BasicCegarLoop]: Found error trace [2019-01-13 23:10:23,101 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] [2019-01-13 23:10:23,102 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_msgsErr2REQUIRES_VIOLATION, ldv_destroy_msgsErr1REQUIRES_VIOLATION, ldv_destroy_msgsErr0REQUIRES_VIOLATION, ldv_destroy_msgsErr5REQUIRES_VIOLATION, ldv_destroy_msgsErr4REQUIRES_VIOLATION, ldv_msg_fillErr5REQUIRES_VIOLATION, ldv_msg_fillErr0REQUIRES_VIOLATION, ldv_msg_fillErr4REQUIRES_VIOLATION, ldv_msg_fillErr2REQUIRES_VIOLATION, ldv_msg_fillErr3REQUIRES_VIOLATION, ldv_msg_fillErr1REQUIRES_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_cleanupErr5ASSERT_VIOLATIONMEMORY_FREE, ldv_kobject_cleanupErr1REQUIRES_VIOLATION, ldv_kobject_cleanupErr2ASSERT_VIOLATIONMEMORY_FREE, ldv_kobject_cleanupErr0REQUIRES_VIOLATION, ldv_kobject_cleanupErr3ASSERT_VIOLATIONMEMORY_FREE, ldv_kobject_cleanupErr4ASSERT_VIOLATIONMEMORY_FREE, ldv_kobject_cleanupErr6ASSERT_VIOLATIONMEMORY_FREE, ldv_kobject_cleanupErr7ASSERT_VIOLATIONMEMORY_FREE, ldv_msg_freeErr3ASSERT_VIOLATIONMEMORY_FREE, ldv_msg_freeErr7ASSERT_VIOLATIONMEMORY_FREE, ldv_msg_freeErr1REQUIRES_VIOLATION, ldv_msg_freeErr2ASSERT_VIOLATIONMEMORY_FREE, ldv_msg_freeErr4ASSERT_VIOLATIONMEMORY_FREE, ldv_msg_freeErr5ASSERT_VIOLATIONMEMORY_FREE, ldv_msg_freeErr6ASSERT_VIOLATIONMEMORY_FREE, ldv_msg_freeErr0REQUIRES_VIOLATION, 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_addErr4REQUIRES_VIOLATION, __ldv_list_addErr5REQUIRES_VIOLATION, __ldv_list_addErr0REQUIRES_VIOLATION, __ldv_list_addErr6REQUIRES_VIOLATION, __ldv_list_addErr1REQUIRES_VIOLATION, __ldv_list_addErr7REQUIRES_VIOLATION, __ldv_list_addErr2REQUIRES_VIOLATION, __ldv_list_addErr3REQUIRES_VIOLATION, ldv_dev_set_drvdataErr0REQUIRES_VIOLATION, ldv_dev_set_drvdataErr1REQUIRES_VIOLATION, ldv_atomic_sub_returnErr0REQUIRES_VIOLATION, ldv_atomic_sub_returnErr3REQUIRES_VIOLATION, ldv_atomic_sub_returnErr2REQUIRES_VIOLATION, ldv_atomic_sub_returnErr1REQUIRES_VIOLATION, ldv_list_add_tailErr1REQUIRES_VIOLATION, ldv_list_add_tailErr0REQUIRES_VIOLATION, ldv_dev_get_drvdataErr0REQUIRES_VIOLATION, ldv_dev_get_drvdataErr1REQUIRES_VIOLATION, ldv_msg_allocErr0REQUIRES_VIOLATION, ldv_msg_allocErr1REQUIRES_VIOLATION]=== [2019-01-13 23:10:23,102 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-01-13 23:10:23,102 INFO L82 PathProgramCache]: Analyzing trace with hash -1129357796, now seen corresponding path program 1 times [2019-01-13 23:10:23,103 INFO L223 ckRefinementStrategy]: Switched to mode CVC4_FPBP [2019-01-13 23:10:23,103 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 [2019-01-13 23:10:23,132 INFO L101 rtionOrderModulation]: Changing assertion order to NOT_INCREMENTALLY [2019-01-13 23:10:23,386 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-01-13 23:10:23,391 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2019-01-13 23:10:23,409 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 [2019-01-13 23:10:23,410 INFO L267 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2019-01-13 23:10:23,418 INFO L267 ElimStorePlain]: Start of recursive call 1: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2019-01-13 23:10:23,418 INFO L202 ElimStorePlain]: Needed 2 recursive calls to eliminate 1 variables, input treesize:10, output treesize:9 [2019-01-13 23:10:23,832 INFO L134 CoverageAnalysis]: Checked inductivity of 136 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 136 trivial. 0 not checked. [2019-01-13 23:10:23,832 INFO L312 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2019-01-13 23:10:23,836 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-01-13 23:10:23,836 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [12] imperfect sequences [] total 12 [2019-01-13 23:10:23,836 INFO L459 AbstractCegarLoop]: Interpolant automaton has 13 states [2019-01-13 23:10:23,836 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 13 interpolants. [2019-01-13 23:10:23,836 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=31, Invalid=125, Unknown=0, NotChecked=0, Total=156 [2019-01-13 23:10:23,837 INFO L87 Difference]: Start difference. First operand 156 states and 162 transitions. Second operand 13 states. [2019-01-13 23:10:25,281 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-01-13 23:10:25,282 INFO L93 Difference]: Finished difference Result 154 states and 160 transitions. [2019-01-13 23:10:25,283 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2019-01-13 23:10:25,283 INFO L78 Accepts]: Start accepts. Automaton has 13 states. Word has length 53 [2019-01-13 23:10:25,283 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-01-13 23:10:25,285 INFO L225 Difference]: With dead ends: 154 [2019-01-13 23:10:25,285 INFO L226 Difference]: Without dead ends: 154 [2019-01-13 23:10:25,285 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 [2019-01-13 23:10:25,286 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 154 states. [2019-01-13 23:10:25,290 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 154 to 154. [2019-01-13 23:10:25,290 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 154 states. [2019-01-13 23:10:25,292 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 154 states to 154 states and 160 transitions. [2019-01-13 23:10:25,292 INFO L78 Accepts]: Start accepts. Automaton has 154 states and 160 transitions. Word has length 53 [2019-01-13 23:10:25,292 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-01-13 23:10:25,292 INFO L480 AbstractCegarLoop]: Abstraction has 154 states and 160 transitions. [2019-01-13 23:10:25,293 INFO L481 AbstractCegarLoop]: Interpolant automaton has 13 states. [2019-01-13 23:10:25,293 INFO L276 IsEmpty]: Start isEmpty. Operand 154 states and 160 transitions. [2019-01-13 23:10:25,293 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 59 [2019-01-13 23:10:25,294 INFO L394 BasicCegarLoop]: Found error trace [2019-01-13 23:10:25,295 INFO L402 BasicCegarLoop]: trace histogram [16, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-01-13 23:10:25,296 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_msgsErr2REQUIRES_VIOLATION, ldv_destroy_msgsErr1REQUIRES_VIOLATION, ldv_destroy_msgsErr0REQUIRES_VIOLATION, ldv_destroy_msgsErr5REQUIRES_VIOLATION, ldv_destroy_msgsErr4REQUIRES_VIOLATION, ldv_msg_fillErr5REQUIRES_VIOLATION, ldv_msg_fillErr0REQUIRES_VIOLATION, ldv_msg_fillErr4REQUIRES_VIOLATION, ldv_msg_fillErr2REQUIRES_VIOLATION, ldv_msg_fillErr3REQUIRES_VIOLATION, ldv_msg_fillErr1REQUIRES_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_cleanupErr5ASSERT_VIOLATIONMEMORY_FREE, ldv_kobject_cleanupErr1REQUIRES_VIOLATION, ldv_kobject_cleanupErr2ASSERT_VIOLATIONMEMORY_FREE, ldv_kobject_cleanupErr0REQUIRES_VIOLATION, ldv_kobject_cleanupErr3ASSERT_VIOLATIONMEMORY_FREE, ldv_kobject_cleanupErr4ASSERT_VIOLATIONMEMORY_FREE, ldv_kobject_cleanupErr6ASSERT_VIOLATIONMEMORY_FREE, ldv_kobject_cleanupErr7ASSERT_VIOLATIONMEMORY_FREE, ldv_msg_freeErr3ASSERT_VIOLATIONMEMORY_FREE, ldv_msg_freeErr7ASSERT_VIOLATIONMEMORY_FREE, ldv_msg_freeErr1REQUIRES_VIOLATION, ldv_msg_freeErr2ASSERT_VIOLATIONMEMORY_FREE, ldv_msg_freeErr4ASSERT_VIOLATIONMEMORY_FREE, ldv_msg_freeErr5ASSERT_VIOLATIONMEMORY_FREE, ldv_msg_freeErr6ASSERT_VIOLATIONMEMORY_FREE, ldv_msg_freeErr0REQUIRES_VIOLATION, 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_addErr4REQUIRES_VIOLATION, __ldv_list_addErr5REQUIRES_VIOLATION, __ldv_list_addErr0REQUIRES_VIOLATION, __ldv_list_addErr6REQUIRES_VIOLATION, __ldv_list_addErr1REQUIRES_VIOLATION, __ldv_list_addErr7REQUIRES_VIOLATION, __ldv_list_addErr2REQUIRES_VIOLATION, __ldv_list_addErr3REQUIRES_VIOLATION, ldv_dev_set_drvdataErr0REQUIRES_VIOLATION, ldv_dev_set_drvdataErr1REQUIRES_VIOLATION, ldv_atomic_sub_returnErr0REQUIRES_VIOLATION, ldv_atomic_sub_returnErr3REQUIRES_VIOLATION, ldv_atomic_sub_returnErr2REQUIRES_VIOLATION, ldv_atomic_sub_returnErr1REQUIRES_VIOLATION, ldv_list_add_tailErr1REQUIRES_VIOLATION, ldv_list_add_tailErr0REQUIRES_VIOLATION, ldv_dev_get_drvdataErr0REQUIRES_VIOLATION, ldv_dev_get_drvdataErr1REQUIRES_VIOLATION, ldv_msg_allocErr0REQUIRES_VIOLATION, ldv_msg_allocErr1REQUIRES_VIOLATION]=== [2019-01-13 23:10:25,296 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-01-13 23:10:25,296 INFO L82 PathProgramCache]: Analyzing trace with hash 808487121, now seen corresponding path program 1 times [2019-01-13 23:10:25,297 INFO L223 ckRefinementStrategy]: Switched to mode CVC4_FPBP [2019-01-13 23:10:25,297 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 [2019-01-13 23:10:25,319 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-01-13 23:10:25,422 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-01-13 23:10:25,426 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2019-01-13 23:10:25,497 INFO L134 CoverageAnalysis]: Checked inductivity of 136 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 136 trivial. 0 not checked. [2019-01-13 23:10:25,498 INFO L312 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2019-01-13 23:10:25,500 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-01-13 23:10:25,500 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2019-01-13 23:10:25,500 INFO L459 AbstractCegarLoop]: Interpolant automaton has 7 states [2019-01-13 23:10:25,501 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2019-01-13 23:10:25,501 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=11, Invalid=31, Unknown=0, NotChecked=0, Total=42 [2019-01-13 23:10:25,501 INFO L87 Difference]: Start difference. First operand 154 states and 160 transitions. Second operand 7 states. [2019-01-13 23:10:25,569 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-01-13 23:10:25,570 INFO L93 Difference]: Finished difference Result 156 states and 161 transitions. [2019-01-13 23:10:25,571 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2019-01-13 23:10:25,571 INFO L78 Accepts]: Start accepts. Automaton has 7 states. Word has length 58 [2019-01-13 23:10:25,571 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-01-13 23:10:25,572 INFO L225 Difference]: With dead ends: 156 [2019-01-13 23:10:25,572 INFO L226 Difference]: Without dead ends: 154 [2019-01-13 23:10:25,572 INFO L631 BasicCegarLoop]: 0 DeclaredPredicates, 58 GetRequests, 52 SyntacticMatches, 0 SemanticMatches, 6 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=15, Invalid=41, Unknown=0, NotChecked=0, Total=56 [2019-01-13 23:10:25,573 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 154 states. [2019-01-13 23:10:25,578 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 154 to 154. [2019-01-13 23:10:25,578 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 154 states. [2019-01-13 23:10:25,579 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 154 states to 154 states and 159 transitions. [2019-01-13 23:10:25,579 INFO L78 Accepts]: Start accepts. Automaton has 154 states and 159 transitions. Word has length 58 [2019-01-13 23:10:25,581 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-01-13 23:10:25,581 INFO L480 AbstractCegarLoop]: Abstraction has 154 states and 159 transitions. [2019-01-13 23:10:25,581 INFO L481 AbstractCegarLoop]: Interpolant automaton has 7 states. [2019-01-13 23:10:25,581 INFO L276 IsEmpty]: Start isEmpty. Operand 154 states and 159 transitions. [2019-01-13 23:10:25,582 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 64 [2019-01-13 23:10:25,582 INFO L394 BasicCegarLoop]: Found error trace [2019-01-13 23:10:25,583 INFO L402 BasicCegarLoop]: trace histogram [16, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-01-13 23:10:25,583 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_msgsErr2REQUIRES_VIOLATION, ldv_destroy_msgsErr1REQUIRES_VIOLATION, ldv_destroy_msgsErr0REQUIRES_VIOLATION, ldv_destroy_msgsErr5REQUIRES_VIOLATION, ldv_destroy_msgsErr4REQUIRES_VIOLATION, ldv_msg_fillErr5REQUIRES_VIOLATION, ldv_msg_fillErr0REQUIRES_VIOLATION, ldv_msg_fillErr4REQUIRES_VIOLATION, ldv_msg_fillErr2REQUIRES_VIOLATION, ldv_msg_fillErr3REQUIRES_VIOLATION, ldv_msg_fillErr1REQUIRES_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_cleanupErr5ASSERT_VIOLATIONMEMORY_FREE, ldv_kobject_cleanupErr1REQUIRES_VIOLATION, ldv_kobject_cleanupErr2ASSERT_VIOLATIONMEMORY_FREE, ldv_kobject_cleanupErr0REQUIRES_VIOLATION, ldv_kobject_cleanupErr3ASSERT_VIOLATIONMEMORY_FREE, ldv_kobject_cleanupErr4ASSERT_VIOLATIONMEMORY_FREE, ldv_kobject_cleanupErr6ASSERT_VIOLATIONMEMORY_FREE, ldv_kobject_cleanupErr7ASSERT_VIOLATIONMEMORY_FREE, ldv_msg_freeErr3ASSERT_VIOLATIONMEMORY_FREE, ldv_msg_freeErr7ASSERT_VIOLATIONMEMORY_FREE, ldv_msg_freeErr1REQUIRES_VIOLATION, ldv_msg_freeErr2ASSERT_VIOLATIONMEMORY_FREE, ldv_msg_freeErr4ASSERT_VIOLATIONMEMORY_FREE, ldv_msg_freeErr5ASSERT_VIOLATIONMEMORY_FREE, ldv_msg_freeErr6ASSERT_VIOLATIONMEMORY_FREE, ldv_msg_freeErr0REQUIRES_VIOLATION, 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_addErr4REQUIRES_VIOLATION, __ldv_list_addErr5REQUIRES_VIOLATION, __ldv_list_addErr0REQUIRES_VIOLATION, __ldv_list_addErr6REQUIRES_VIOLATION, __ldv_list_addErr1REQUIRES_VIOLATION, __ldv_list_addErr7REQUIRES_VIOLATION, __ldv_list_addErr2REQUIRES_VIOLATION, __ldv_list_addErr3REQUIRES_VIOLATION, ldv_dev_set_drvdataErr0REQUIRES_VIOLATION, ldv_dev_set_drvdataErr1REQUIRES_VIOLATION, ldv_atomic_sub_returnErr0REQUIRES_VIOLATION, ldv_atomic_sub_returnErr3REQUIRES_VIOLATION, ldv_atomic_sub_returnErr2REQUIRES_VIOLATION, ldv_atomic_sub_returnErr1REQUIRES_VIOLATION, ldv_list_add_tailErr1REQUIRES_VIOLATION, ldv_list_add_tailErr0REQUIRES_VIOLATION, ldv_dev_get_drvdataErr0REQUIRES_VIOLATION, ldv_dev_get_drvdataErr1REQUIRES_VIOLATION, ldv_msg_allocErr0REQUIRES_VIOLATION, ldv_msg_allocErr1REQUIRES_VIOLATION]=== [2019-01-13 23:10:25,583 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-01-13 23:10:25,584 INFO L82 PathProgramCache]: Analyzing trace with hash -298936123, now seen corresponding path program 1 times [2019-01-13 23:10:25,585 INFO L223 ckRefinementStrategy]: Switched to mode CVC4_FPBP [2019-01-13 23:10:25,586 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 [2019-01-13 23:10:25,604 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-01-13 23:10:25,736 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-01-13 23:10:25,741 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2019-01-13 23:10:25,824 INFO L134 CoverageAnalysis]: Checked inductivity of 136 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 136 trivial. 0 not checked. [2019-01-13 23:10:25,824 INFO L312 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2019-01-13 23:10:25,826 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-01-13 23:10:25,826 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [9] imperfect sequences [] total 9 [2019-01-13 23:10:25,826 INFO L459 AbstractCegarLoop]: Interpolant automaton has 9 states [2019-01-13 23:10:25,826 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2019-01-13 23:10:25,827 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=15, Invalid=57, Unknown=0, NotChecked=0, Total=72 [2019-01-13 23:10:25,827 INFO L87 Difference]: Start difference. First operand 154 states and 159 transitions. Second operand 9 states. [2019-01-13 23:10:25,940 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-01-13 23:10:25,940 INFO L93 Difference]: Finished difference Result 158 states and 162 transitions. [2019-01-13 23:10:25,942 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2019-01-13 23:10:25,942 INFO L78 Accepts]: Start accepts. Automaton has 9 states. Word has length 63 [2019-01-13 23:10:25,943 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-01-13 23:10:25,943 INFO L225 Difference]: With dead ends: 158 [2019-01-13 23:10:25,944 INFO L226 Difference]: Without dead ends: 154 [2019-01-13 23:10:25,944 INFO L631 BasicCegarLoop]: 0 DeclaredPredicates, 64 GetRequests, 55 SyntacticMatches, 0 SemanticMatches, 9 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=23, Invalid=87, Unknown=0, NotChecked=0, Total=110 [2019-01-13 23:10:25,944 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 154 states. [2019-01-13 23:10:25,948 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 154 to 154. [2019-01-13 23:10:25,948 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 154 states. [2019-01-13 23:10:25,949 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 154 states to 154 states and 158 transitions. [2019-01-13 23:10:25,949 INFO L78 Accepts]: Start accepts. Automaton has 154 states and 158 transitions. Word has length 63 [2019-01-13 23:10:25,950 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-01-13 23:10:25,950 INFO L480 AbstractCegarLoop]: Abstraction has 154 states and 158 transitions. [2019-01-13 23:10:25,951 INFO L481 AbstractCegarLoop]: Interpolant automaton has 9 states. [2019-01-13 23:10:25,951 INFO L276 IsEmpty]: Start isEmpty. Operand 154 states and 158 transitions. [2019-01-13 23:10:25,951 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 75 [2019-01-13 23:10:25,952 INFO L394 BasicCegarLoop]: Found error trace [2019-01-13 23:10:25,952 INFO L402 BasicCegarLoop]: trace histogram [16, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-01-13 23:10:25,952 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_msgsErr2REQUIRES_VIOLATION, ldv_destroy_msgsErr1REQUIRES_VIOLATION, ldv_destroy_msgsErr0REQUIRES_VIOLATION, ldv_destroy_msgsErr5REQUIRES_VIOLATION, ldv_destroy_msgsErr4REQUIRES_VIOLATION, ldv_msg_fillErr5REQUIRES_VIOLATION, ldv_msg_fillErr0REQUIRES_VIOLATION, ldv_msg_fillErr4REQUIRES_VIOLATION, ldv_msg_fillErr2REQUIRES_VIOLATION, ldv_msg_fillErr3REQUIRES_VIOLATION, ldv_msg_fillErr1REQUIRES_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_cleanupErr5ASSERT_VIOLATIONMEMORY_FREE, ldv_kobject_cleanupErr1REQUIRES_VIOLATION, ldv_kobject_cleanupErr2ASSERT_VIOLATIONMEMORY_FREE, ldv_kobject_cleanupErr0REQUIRES_VIOLATION, ldv_kobject_cleanupErr3ASSERT_VIOLATIONMEMORY_FREE, ldv_kobject_cleanupErr4ASSERT_VIOLATIONMEMORY_FREE, ldv_kobject_cleanupErr6ASSERT_VIOLATIONMEMORY_FREE, ldv_kobject_cleanupErr7ASSERT_VIOLATIONMEMORY_FREE, ldv_msg_freeErr3ASSERT_VIOLATIONMEMORY_FREE, ldv_msg_freeErr7ASSERT_VIOLATIONMEMORY_FREE, ldv_msg_freeErr1REQUIRES_VIOLATION, ldv_msg_freeErr2ASSERT_VIOLATIONMEMORY_FREE, ldv_msg_freeErr4ASSERT_VIOLATIONMEMORY_FREE, ldv_msg_freeErr5ASSERT_VIOLATIONMEMORY_FREE, ldv_msg_freeErr6ASSERT_VIOLATIONMEMORY_FREE, ldv_msg_freeErr0REQUIRES_VIOLATION, 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_addErr4REQUIRES_VIOLATION, __ldv_list_addErr5REQUIRES_VIOLATION, __ldv_list_addErr0REQUIRES_VIOLATION, __ldv_list_addErr6REQUIRES_VIOLATION, __ldv_list_addErr1REQUIRES_VIOLATION, __ldv_list_addErr7REQUIRES_VIOLATION, __ldv_list_addErr2REQUIRES_VIOLATION, __ldv_list_addErr3REQUIRES_VIOLATION, ldv_dev_set_drvdataErr0REQUIRES_VIOLATION, ldv_dev_set_drvdataErr1REQUIRES_VIOLATION, ldv_atomic_sub_returnErr0REQUIRES_VIOLATION, ldv_atomic_sub_returnErr3REQUIRES_VIOLATION, ldv_atomic_sub_returnErr2REQUIRES_VIOLATION, ldv_atomic_sub_returnErr1REQUIRES_VIOLATION, ldv_list_add_tailErr1REQUIRES_VIOLATION, ldv_list_add_tailErr0REQUIRES_VIOLATION, ldv_dev_get_drvdataErr0REQUIRES_VIOLATION, ldv_dev_get_drvdataErr1REQUIRES_VIOLATION, ldv_msg_allocErr0REQUIRES_VIOLATION, ldv_msg_allocErr1REQUIRES_VIOLATION]=== [2019-01-13 23:10:25,952 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-01-13 23:10:25,953 INFO L82 PathProgramCache]: Analyzing trace with hash -1030269923, now seen corresponding path program 1 times [2019-01-13 23:10:25,956 INFO L223 ckRefinementStrategy]: Switched to mode CVC4_FPBP [2019-01-13 23:10:25,956 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 [2019-01-13 23:10:25,989 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-01-13 23:10:26,261 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-01-13 23:10:26,267 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2019-01-13 23:10:26,283 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 [2019-01-13 23:10:26,283 INFO L267 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2019-01-13 23:10:26,285 INFO L267 ElimStorePlain]: Start of recursive call 1: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2019-01-13 23:10:26,285 INFO L202 ElimStorePlain]: Needed 2 recursive calls to eliminate 1 variables, input treesize:6, output treesize:5 [2019-01-13 23:10:26,684 INFO L134 CoverageAnalysis]: Checked inductivity of 136 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 136 trivial. 0 not checked. [2019-01-13 23:10:26,684 INFO L312 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [MP cvc4 --incremental --print-success --lang smt --rewrite-divk (19)] Exception during sending of exit command (exit): Broken pipe [2019-01-13 23:10:26,697 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-01-13 23:10:26,697 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [19] imperfect sequences [] total 19 [2019-01-13 23:10:26,697 INFO L459 AbstractCegarLoop]: Interpolant automaton has 20 states [2019-01-13 23:10:26,698 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 20 interpolants. [2019-01-13 23:10:26,699 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=54, Invalid=326, Unknown=0, NotChecked=0, Total=380 [2019-01-13 23:10:26,699 INFO L87 Difference]: Start difference. First operand 154 states and 158 transitions. Second operand 20 states. [2019-01-13 23:10:30,420 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-01-13 23:10:30,420 INFO L93 Difference]: Finished difference Result 164 states and 167 transitions. [2019-01-13 23:10:30,420 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2019-01-13 23:10:30,421 INFO L78 Accepts]: Start accepts. Automaton has 20 states. Word has length 74 [2019-01-13 23:10:30,421 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-01-13 23:10:30,422 INFO L225 Difference]: With dead ends: 164 [2019-01-13 23:10:30,422 INFO L226 Difference]: Without dead ends: 164 [2019-01-13 23:10:30,422 INFO L631 BasicCegarLoop]: 0 DeclaredPredicates, 78 GetRequests, 52 SyntacticMatches, 3 SemanticMatches, 23 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 29 ImplicationChecksByTransitivity, 0.6s TimeCoverageRelationStatistics Valid=79, Invalid=521, Unknown=0, NotChecked=0, Total=600 [2019-01-13 23:10:30,423 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 164 states. [2019-01-13 23:10:30,426 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 164 to 152. [2019-01-13 23:10:30,427 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 152 states. [2019-01-13 23:10:30,428 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 152 states to 152 states and 156 transitions. [2019-01-13 23:10:30,428 INFO L78 Accepts]: Start accepts. Automaton has 152 states and 156 transitions. Word has length 74 [2019-01-13 23:10:30,428 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-01-13 23:10:30,428 INFO L480 AbstractCegarLoop]: Abstraction has 152 states and 156 transitions. [2019-01-13 23:10:30,428 INFO L481 AbstractCegarLoop]: Interpolant automaton has 20 states. [2019-01-13 23:10:30,429 INFO L276 IsEmpty]: Start isEmpty. Operand 152 states and 156 transitions. [2019-01-13 23:10:30,431 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 75 [2019-01-13 23:10:30,431 INFO L394 BasicCegarLoop]: Found error trace [2019-01-13 23:10:30,431 INFO L402 BasicCegarLoop]: trace histogram [16, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-01-13 23:10:30,431 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_msgsErr2REQUIRES_VIOLATION, ldv_destroy_msgsErr1REQUIRES_VIOLATION, ldv_destroy_msgsErr0REQUIRES_VIOLATION, ldv_destroy_msgsErr5REQUIRES_VIOLATION, ldv_destroy_msgsErr4REQUIRES_VIOLATION, ldv_msg_fillErr5REQUIRES_VIOLATION, ldv_msg_fillErr0REQUIRES_VIOLATION, ldv_msg_fillErr4REQUIRES_VIOLATION, ldv_msg_fillErr2REQUIRES_VIOLATION, ldv_msg_fillErr3REQUIRES_VIOLATION, ldv_msg_fillErr1REQUIRES_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_cleanupErr5ASSERT_VIOLATIONMEMORY_FREE, ldv_kobject_cleanupErr1REQUIRES_VIOLATION, ldv_kobject_cleanupErr2ASSERT_VIOLATIONMEMORY_FREE, ldv_kobject_cleanupErr0REQUIRES_VIOLATION, ldv_kobject_cleanupErr3ASSERT_VIOLATIONMEMORY_FREE, ldv_kobject_cleanupErr4ASSERT_VIOLATIONMEMORY_FREE, ldv_kobject_cleanupErr6ASSERT_VIOLATIONMEMORY_FREE, ldv_kobject_cleanupErr7ASSERT_VIOLATIONMEMORY_FREE, ldv_msg_freeErr3ASSERT_VIOLATIONMEMORY_FREE, ldv_msg_freeErr7ASSERT_VIOLATIONMEMORY_FREE, ldv_msg_freeErr1REQUIRES_VIOLATION, ldv_msg_freeErr2ASSERT_VIOLATIONMEMORY_FREE, ldv_msg_freeErr4ASSERT_VIOLATIONMEMORY_FREE, ldv_msg_freeErr5ASSERT_VIOLATIONMEMORY_FREE, ldv_msg_freeErr6ASSERT_VIOLATIONMEMORY_FREE, ldv_msg_freeErr0REQUIRES_VIOLATION, 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_addErr4REQUIRES_VIOLATION, __ldv_list_addErr5REQUIRES_VIOLATION, __ldv_list_addErr0REQUIRES_VIOLATION, __ldv_list_addErr6REQUIRES_VIOLATION, __ldv_list_addErr1REQUIRES_VIOLATION, __ldv_list_addErr7REQUIRES_VIOLATION, __ldv_list_addErr2REQUIRES_VIOLATION, __ldv_list_addErr3REQUIRES_VIOLATION, ldv_dev_set_drvdataErr0REQUIRES_VIOLATION, ldv_dev_set_drvdataErr1REQUIRES_VIOLATION, ldv_atomic_sub_returnErr0REQUIRES_VIOLATION, ldv_atomic_sub_returnErr3REQUIRES_VIOLATION, ldv_atomic_sub_returnErr2REQUIRES_VIOLATION, ldv_atomic_sub_returnErr1REQUIRES_VIOLATION, ldv_list_add_tailErr1REQUIRES_VIOLATION, ldv_list_add_tailErr0REQUIRES_VIOLATION, ldv_dev_get_drvdataErr0REQUIRES_VIOLATION, ldv_dev_get_drvdataErr1REQUIRES_VIOLATION, ldv_msg_allocErr0REQUIRES_VIOLATION, ldv_msg_allocErr1REQUIRES_VIOLATION]=== [2019-01-13 23:10:30,432 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-01-13 23:10:30,434 INFO L82 PathProgramCache]: Analyzing trace with hash -1030269922, now seen corresponding path program 1 times [2019-01-13 23:10:30,434 INFO L223 ckRefinementStrategy]: Switched to mode CVC4_FPBP [2019-01-13 23:10:30,434 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 [2019-01-13 23:10:30,456 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-01-13 23:10:30,763 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-01-13 23:10:30,779 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2019-01-13 23:10:30,795 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 [2019-01-13 23:10:30,795 INFO L267 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2019-01-13 23:10:30,810 INFO L267 ElimStorePlain]: Start of recursive call 1: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2019-01-13 23:10:30,811 INFO L202 ElimStorePlain]: Needed 2 recursive calls to eliminate 1 variables, input treesize:10, output treesize:9 [2019-01-13 23:10:31,656 INFO L134 CoverageAnalysis]: Checked inductivity of 136 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 136 trivial. 0 not checked. [2019-01-13 23:10:31,656 INFO L312 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2019-01-13 23:10:31,661 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-01-13 23:10:31,661 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [19] imperfect sequences [] total 19 [2019-01-13 23:10:31,662 INFO L459 AbstractCegarLoop]: Interpolant automaton has 20 states [2019-01-13 23:10:31,662 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 20 interpolants. [2019-01-13 23:10:31,662 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=52, Invalid=328, Unknown=0, NotChecked=0, Total=380 [2019-01-13 23:10:31,662 INFO L87 Difference]: Start difference. First operand 152 states and 156 transitions. Second operand 20 states. [2019-01-13 23:10:34,878 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-01-13 23:10:34,879 INFO L93 Difference]: Finished difference Result 150 states and 154 transitions. [2019-01-13 23:10:34,880 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2019-01-13 23:10:34,880 INFO L78 Accepts]: Start accepts. Automaton has 20 states. Word has length 74 [2019-01-13 23:10:34,881 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-01-13 23:10:34,882 INFO L225 Difference]: With dead ends: 150 [2019-01-13 23:10:34,882 INFO L226 Difference]: Without dead ends: 150 [2019-01-13 23:10:34,883 INFO L631 BasicCegarLoop]: 0 DeclaredPredicates, 79 GetRequests, 52 SyntacticMatches, 3 SemanticMatches, 24 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 45 ImplicationChecksByTransitivity, 0.9s TimeCoverageRelationStatistics Valid=81, Invalid=569, Unknown=0, NotChecked=0, Total=650 [2019-01-13 23:10:34,883 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 150 states. [2019-01-13 23:10:34,886 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 150 to 150. [2019-01-13 23:10:34,886 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 150 states. [2019-01-13 23:10:34,887 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 150 states to 150 states and 154 transitions. [2019-01-13 23:10:34,888 INFO L78 Accepts]: Start accepts. Automaton has 150 states and 154 transitions. Word has length 74 [2019-01-13 23:10:34,888 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-01-13 23:10:34,889 INFO L480 AbstractCegarLoop]: Abstraction has 150 states and 154 transitions. [2019-01-13 23:10:34,889 INFO L481 AbstractCegarLoop]: Interpolant automaton has 20 states. [2019-01-13 23:10:34,889 INFO L276 IsEmpty]: Start isEmpty. Operand 150 states and 154 transitions. [2019-01-13 23:10:34,891 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 86 [2019-01-13 23:10:34,891 INFO L394 BasicCegarLoop]: Found error trace [2019-01-13 23:10:34,891 INFO L402 BasicCegarLoop]: trace histogram [16, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-01-13 23:10:34,892 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_msgsErr2REQUIRES_VIOLATION, ldv_destroy_msgsErr1REQUIRES_VIOLATION, ldv_destroy_msgsErr0REQUIRES_VIOLATION, ldv_destroy_msgsErr5REQUIRES_VIOLATION, ldv_destroy_msgsErr4REQUIRES_VIOLATION, ldv_msg_fillErr5REQUIRES_VIOLATION, ldv_msg_fillErr0REQUIRES_VIOLATION, ldv_msg_fillErr4REQUIRES_VIOLATION, ldv_msg_fillErr2REQUIRES_VIOLATION, ldv_msg_fillErr3REQUIRES_VIOLATION, ldv_msg_fillErr1REQUIRES_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_cleanupErr5ASSERT_VIOLATIONMEMORY_FREE, ldv_kobject_cleanupErr1REQUIRES_VIOLATION, ldv_kobject_cleanupErr2ASSERT_VIOLATIONMEMORY_FREE, ldv_kobject_cleanupErr0REQUIRES_VIOLATION, ldv_kobject_cleanupErr3ASSERT_VIOLATIONMEMORY_FREE, ldv_kobject_cleanupErr4ASSERT_VIOLATIONMEMORY_FREE, ldv_kobject_cleanupErr6ASSERT_VIOLATIONMEMORY_FREE, ldv_kobject_cleanupErr7ASSERT_VIOLATIONMEMORY_FREE, ldv_msg_freeErr3ASSERT_VIOLATIONMEMORY_FREE, ldv_msg_freeErr7ASSERT_VIOLATIONMEMORY_FREE, ldv_msg_freeErr1REQUIRES_VIOLATION, ldv_msg_freeErr2ASSERT_VIOLATIONMEMORY_FREE, ldv_msg_freeErr4ASSERT_VIOLATIONMEMORY_FREE, ldv_msg_freeErr5ASSERT_VIOLATIONMEMORY_FREE, ldv_msg_freeErr6ASSERT_VIOLATIONMEMORY_FREE, ldv_msg_freeErr0REQUIRES_VIOLATION, 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_addErr4REQUIRES_VIOLATION, __ldv_list_addErr5REQUIRES_VIOLATION, __ldv_list_addErr0REQUIRES_VIOLATION, __ldv_list_addErr6REQUIRES_VIOLATION, __ldv_list_addErr1REQUIRES_VIOLATION, __ldv_list_addErr7REQUIRES_VIOLATION, __ldv_list_addErr2REQUIRES_VIOLATION, __ldv_list_addErr3REQUIRES_VIOLATION, ldv_dev_set_drvdataErr0REQUIRES_VIOLATION, ldv_dev_set_drvdataErr1REQUIRES_VIOLATION, ldv_atomic_sub_returnErr0REQUIRES_VIOLATION, ldv_atomic_sub_returnErr3REQUIRES_VIOLATION, ldv_atomic_sub_returnErr2REQUIRES_VIOLATION, ldv_atomic_sub_returnErr1REQUIRES_VIOLATION, ldv_list_add_tailErr1REQUIRES_VIOLATION, ldv_list_add_tailErr0REQUIRES_VIOLATION, ldv_dev_get_drvdataErr0REQUIRES_VIOLATION, ldv_dev_get_drvdataErr1REQUIRES_VIOLATION, ldv_msg_allocErr0REQUIRES_VIOLATION, ldv_msg_allocErr1REQUIRES_VIOLATION]=== [2019-01-13 23:10:34,895 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-01-13 23:10:34,895 INFO L82 PathProgramCache]: Analyzing trace with hash -652492340, now seen corresponding path program 1 times [2019-01-13 23:10:34,895 INFO L223 ckRefinementStrategy]: Switched to mode CVC4_FPBP [2019-01-13 23:10:34,895 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 [2019-01-13 23:10:34,921 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-01-13 23:10:35,081 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-01-13 23:10:35,087 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2019-01-13 23:10:35,218 INFO L134 CoverageAnalysis]: Checked inductivity of 136 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 136 trivial. 0 not checked. [2019-01-13 23:10:35,218 INFO L312 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2019-01-13 23:10:35,220 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-01-13 23:10:35,220 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [12] imperfect sequences [] total 12 [2019-01-13 23:10:35,221 INFO L459 AbstractCegarLoop]: Interpolant automaton has 12 states [2019-01-13 23:10:35,221 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 12 interpolants. [2019-01-13 23:10:35,221 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=21, Invalid=111, Unknown=0, NotChecked=0, Total=132 [2019-01-13 23:10:35,221 INFO L87 Difference]: Start difference. First operand 150 states and 154 transitions. Second operand 12 states. [2019-01-13 23:10:35,388 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-01-13 23:10:35,388 INFO L93 Difference]: Finished difference Result 156 states and 159 transitions. [2019-01-13 23:10:35,389 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2019-01-13 23:10:35,389 INFO L78 Accepts]: Start accepts. Automaton has 12 states. Word has length 85 [2019-01-13 23:10:35,390 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-01-13 23:10:35,390 INFO L225 Difference]: With dead ends: 156 [2019-01-13 23:10:35,390 INFO L226 Difference]: Without dead ends: 150 [2019-01-13 23:10:35,391 INFO L631 BasicCegarLoop]: 0 DeclaredPredicates, 87 GetRequests, 74 SyntacticMatches, 0 SemanticMatches, 13 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 3 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=33, Invalid=177, Unknown=0, NotChecked=0, Total=210 [2019-01-13 23:10:35,391 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 150 states. [2019-01-13 23:10:35,394 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 150 to 150. [2019-01-13 23:10:35,394 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 150 states. [2019-01-13 23:10:35,395 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 150 states to 150 states and 153 transitions. [2019-01-13 23:10:35,395 INFO L78 Accepts]: Start accepts. Automaton has 150 states and 153 transitions. Word has length 85 [2019-01-13 23:10:35,395 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-01-13 23:10:35,395 INFO L480 AbstractCegarLoop]: Abstraction has 150 states and 153 transitions. [2019-01-13 23:10:35,395 INFO L481 AbstractCegarLoop]: Interpolant automaton has 12 states. [2019-01-13 23:10:35,395 INFO L276 IsEmpty]: Start isEmpty. Operand 150 states and 153 transitions. [2019-01-13 23:10:35,396 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 99 [2019-01-13 23:10:35,396 INFO L394 BasicCegarLoop]: Found error trace [2019-01-13 23:10:35,397 INFO L402 BasicCegarLoop]: trace histogram [16, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-01-13 23:10:35,399 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_msgsErr2REQUIRES_VIOLATION, ldv_destroy_msgsErr1REQUIRES_VIOLATION, ldv_destroy_msgsErr0REQUIRES_VIOLATION, ldv_destroy_msgsErr5REQUIRES_VIOLATION, ldv_destroy_msgsErr4REQUIRES_VIOLATION, ldv_msg_fillErr5REQUIRES_VIOLATION, ldv_msg_fillErr0REQUIRES_VIOLATION, ldv_msg_fillErr4REQUIRES_VIOLATION, ldv_msg_fillErr2REQUIRES_VIOLATION, ldv_msg_fillErr3REQUIRES_VIOLATION, ldv_msg_fillErr1REQUIRES_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_cleanupErr5ASSERT_VIOLATIONMEMORY_FREE, ldv_kobject_cleanupErr1REQUIRES_VIOLATION, ldv_kobject_cleanupErr2ASSERT_VIOLATIONMEMORY_FREE, ldv_kobject_cleanupErr0REQUIRES_VIOLATION, ldv_kobject_cleanupErr3ASSERT_VIOLATIONMEMORY_FREE, ldv_kobject_cleanupErr4ASSERT_VIOLATIONMEMORY_FREE, ldv_kobject_cleanupErr6ASSERT_VIOLATIONMEMORY_FREE, ldv_kobject_cleanupErr7ASSERT_VIOLATIONMEMORY_FREE, ldv_msg_freeErr3ASSERT_VIOLATIONMEMORY_FREE, ldv_msg_freeErr7ASSERT_VIOLATIONMEMORY_FREE, ldv_msg_freeErr1REQUIRES_VIOLATION, ldv_msg_freeErr2ASSERT_VIOLATIONMEMORY_FREE, ldv_msg_freeErr4ASSERT_VIOLATIONMEMORY_FREE, ldv_msg_freeErr5ASSERT_VIOLATIONMEMORY_FREE, ldv_msg_freeErr6ASSERT_VIOLATIONMEMORY_FREE, ldv_msg_freeErr0REQUIRES_VIOLATION, 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_addErr4REQUIRES_VIOLATION, __ldv_list_addErr5REQUIRES_VIOLATION, __ldv_list_addErr0REQUIRES_VIOLATION, __ldv_list_addErr6REQUIRES_VIOLATION, __ldv_list_addErr1REQUIRES_VIOLATION, __ldv_list_addErr7REQUIRES_VIOLATION, __ldv_list_addErr2REQUIRES_VIOLATION, __ldv_list_addErr3REQUIRES_VIOLATION, ldv_dev_set_drvdataErr0REQUIRES_VIOLATION, ldv_dev_set_drvdataErr1REQUIRES_VIOLATION, ldv_atomic_sub_returnErr0REQUIRES_VIOLATION, ldv_atomic_sub_returnErr3REQUIRES_VIOLATION, ldv_atomic_sub_returnErr2REQUIRES_VIOLATION, ldv_atomic_sub_returnErr1REQUIRES_VIOLATION, ldv_list_add_tailErr1REQUIRES_VIOLATION, ldv_list_add_tailErr0REQUIRES_VIOLATION, ldv_dev_get_drvdataErr0REQUIRES_VIOLATION, ldv_dev_get_drvdataErr1REQUIRES_VIOLATION, ldv_msg_allocErr0REQUIRES_VIOLATION, ldv_msg_allocErr1REQUIRES_VIOLATION]=== [2019-01-13 23:10:35,400 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-01-13 23:10:35,400 INFO L82 PathProgramCache]: Analyzing trace with hash 5205798, now seen corresponding path program 1 times [2019-01-13 23:10:35,400 INFO L223 ckRefinementStrategy]: Switched to mode CVC4_FPBP [2019-01-13 23:10:35,400 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 [2019-01-13 23:10:35,435 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-01-13 23:10:35,788 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-01-13 23:10:35,795 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2019-01-13 23:10:35,798 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 [2019-01-13 23:10:35,798 INFO L267 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2019-01-13 23:10:35,800 INFO L267 ElimStorePlain]: Start of recursive call 1: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2019-01-13 23:10:35,801 INFO L202 ElimStorePlain]: Needed 2 recursive calls to eliminate 1 variables, input treesize:6, output treesize:5 [2019-01-13 23:10:36,334 INFO L134 CoverageAnalysis]: Checked inductivity of 136 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 136 trivial. 0 not checked. [2019-01-13 23:10:36,334 INFO L312 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2019-01-13 23:10:36,336 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-01-13 23:10:36,337 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [19] imperfect sequences [] total 19 [2019-01-13 23:10:36,337 INFO L459 AbstractCegarLoop]: Interpolant automaton has 20 states [2019-01-13 23:10:36,337 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 20 interpolants. [2019-01-13 23:10:36,338 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=54, Invalid=326, Unknown=0, NotChecked=0, Total=380 [2019-01-13 23:10:36,338 INFO L87 Difference]: Start difference. First operand 150 states and 153 transitions. Second operand 20 states. [2019-01-13 23:10:38,874 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-01-13 23:10:38,874 INFO L93 Difference]: Finished difference Result 164 states and 166 transitions. [2019-01-13 23:10:38,876 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 21 states. [2019-01-13 23:10:38,876 INFO L78 Accepts]: Start accepts. Automaton has 20 states. Word has length 98 [2019-01-13 23:10:38,877 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-01-13 23:10:38,877 INFO L225 Difference]: With dead ends: 164 [2019-01-13 23:10:38,877 INFO L226 Difference]: Without dead ends: 164 [2019-01-13 23:10:38,878 INFO L631 BasicCegarLoop]: 0 DeclaredPredicates, 102 GetRequests, 74 SyntacticMatches, 5 SemanticMatches, 23 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 36 ImplicationChecksByTransitivity, 0.6s TimeCoverageRelationStatistics Valid=79, Invalid=521, Unknown=0, NotChecked=0, Total=600 [2019-01-13 23:10:38,878 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 164 states. [2019-01-13 23:10:38,882 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 164 to 148. [2019-01-13 23:10:38,883 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 148 states. [2019-01-13 23:10:38,883 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 148 states to 148 states and 151 transitions. [2019-01-13 23:10:38,883 INFO L78 Accepts]: Start accepts. Automaton has 148 states and 151 transitions. Word has length 98 [2019-01-13 23:10:38,884 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-01-13 23:10:38,884 INFO L480 AbstractCegarLoop]: Abstraction has 148 states and 151 transitions. [2019-01-13 23:10:38,884 INFO L481 AbstractCegarLoop]: Interpolant automaton has 20 states. [2019-01-13 23:10:38,884 INFO L276 IsEmpty]: Start isEmpty. Operand 148 states and 151 transitions. [2019-01-13 23:10:38,885 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 99 [2019-01-13 23:10:38,885 INFO L394 BasicCegarLoop]: Found error trace [2019-01-13 23:10:38,886 INFO L402 BasicCegarLoop]: trace histogram [16, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-01-13 23:10:38,886 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_msgsErr2REQUIRES_VIOLATION, ldv_destroy_msgsErr1REQUIRES_VIOLATION, ldv_destroy_msgsErr0REQUIRES_VIOLATION, ldv_destroy_msgsErr5REQUIRES_VIOLATION, ldv_destroy_msgsErr4REQUIRES_VIOLATION, ldv_msg_fillErr5REQUIRES_VIOLATION, ldv_msg_fillErr0REQUIRES_VIOLATION, ldv_msg_fillErr4REQUIRES_VIOLATION, ldv_msg_fillErr2REQUIRES_VIOLATION, ldv_msg_fillErr3REQUIRES_VIOLATION, ldv_msg_fillErr1REQUIRES_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_cleanupErr5ASSERT_VIOLATIONMEMORY_FREE, ldv_kobject_cleanupErr1REQUIRES_VIOLATION, ldv_kobject_cleanupErr2ASSERT_VIOLATIONMEMORY_FREE, ldv_kobject_cleanupErr0REQUIRES_VIOLATION, ldv_kobject_cleanupErr3ASSERT_VIOLATIONMEMORY_FREE, ldv_kobject_cleanupErr4ASSERT_VIOLATIONMEMORY_FREE, ldv_kobject_cleanupErr6ASSERT_VIOLATIONMEMORY_FREE, ldv_kobject_cleanupErr7ASSERT_VIOLATIONMEMORY_FREE, ldv_msg_freeErr3ASSERT_VIOLATIONMEMORY_FREE, ldv_msg_freeErr7ASSERT_VIOLATIONMEMORY_FREE, ldv_msg_freeErr1REQUIRES_VIOLATION, ldv_msg_freeErr2ASSERT_VIOLATIONMEMORY_FREE, ldv_msg_freeErr4ASSERT_VIOLATIONMEMORY_FREE, ldv_msg_freeErr5ASSERT_VIOLATIONMEMORY_FREE, ldv_msg_freeErr6ASSERT_VIOLATIONMEMORY_FREE, ldv_msg_freeErr0REQUIRES_VIOLATION, 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_addErr4REQUIRES_VIOLATION, __ldv_list_addErr5REQUIRES_VIOLATION, __ldv_list_addErr0REQUIRES_VIOLATION, __ldv_list_addErr6REQUIRES_VIOLATION, __ldv_list_addErr1REQUIRES_VIOLATION, __ldv_list_addErr7REQUIRES_VIOLATION, __ldv_list_addErr2REQUIRES_VIOLATION, __ldv_list_addErr3REQUIRES_VIOLATION, ldv_dev_set_drvdataErr0REQUIRES_VIOLATION, ldv_dev_set_drvdataErr1REQUIRES_VIOLATION, ldv_atomic_sub_returnErr0REQUIRES_VIOLATION, ldv_atomic_sub_returnErr3REQUIRES_VIOLATION, ldv_atomic_sub_returnErr2REQUIRES_VIOLATION, ldv_atomic_sub_returnErr1REQUIRES_VIOLATION, ldv_list_add_tailErr1REQUIRES_VIOLATION, ldv_list_add_tailErr0REQUIRES_VIOLATION, ldv_dev_get_drvdataErr0REQUIRES_VIOLATION, ldv_dev_get_drvdataErr1REQUIRES_VIOLATION, ldv_msg_allocErr0REQUIRES_VIOLATION, ldv_msg_allocErr1REQUIRES_VIOLATION]=== [2019-01-13 23:10:38,886 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-01-13 23:10:38,887 INFO L82 PathProgramCache]: Analyzing trace with hash 5205799, now seen corresponding path program 1 times [2019-01-13 23:10:38,891 INFO L223 ckRefinementStrategy]: Switched to mode CVC4_FPBP [2019-01-13 23:10:38,891 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 [2019-01-13 23:10:38,914 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-01-13 23:10:39,328 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-01-13 23:10:39,336 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2019-01-13 23:10:39,345 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 [2019-01-13 23:10:39,345 INFO L267 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2019-01-13 23:10:39,357 INFO L267 ElimStorePlain]: Start of recursive call 1: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2019-01-13 23:10:39,358 INFO L202 ElimStorePlain]: Needed 2 recursive calls to eliminate 1 variables, input treesize:10, output treesize:9 [2019-01-13 23:10:39,985 INFO L134 CoverageAnalysis]: Checked inductivity of 136 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 136 trivial. 0 not checked. [2019-01-13 23:10:39,985 INFO L312 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2019-01-13 23:10:39,988 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-01-13 23:10:39,988 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [19] imperfect sequences [] total 19 [2019-01-13 23:10:39,989 INFO L459 AbstractCegarLoop]: Interpolant automaton has 20 states [2019-01-13 23:10:39,989 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 20 interpolants. [2019-01-13 23:10:39,989 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=52, Invalid=328, Unknown=0, NotChecked=0, Total=380 [2019-01-13 23:10:39,990 INFO L87 Difference]: Start difference. First operand 148 states and 151 transitions. Second operand 20 states. [2019-01-13 23:10:42,377 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-01-13 23:10:42,378 INFO L93 Difference]: Finished difference Result 146 states and 149 transitions. [2019-01-13 23:10:42,380 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2019-01-13 23:10:42,380 INFO L78 Accepts]: Start accepts. Automaton has 20 states. Word has length 98 [2019-01-13 23:10:42,381 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-01-13 23:10:42,381 INFO L225 Difference]: With dead ends: 146 [2019-01-13 23:10:42,381 INFO L226 Difference]: Without dead ends: 146 [2019-01-13 23:10:42,382 INFO L631 BasicCegarLoop]: 0 DeclaredPredicates, 103 GetRequests, 74 SyntacticMatches, 5 SemanticMatches, 24 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 51 ImplicationChecksByTransitivity, 0.7s TimeCoverageRelationStatistics Valid=81, Invalid=569, Unknown=0, NotChecked=0, Total=650 [2019-01-13 23:10:42,382 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 146 states. [2019-01-13 23:10:42,384 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 146 to 146. [2019-01-13 23:10:42,385 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 146 states. [2019-01-13 23:10:42,385 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 146 states to 146 states and 149 transitions. [2019-01-13 23:10:42,385 INFO L78 Accepts]: Start accepts. Automaton has 146 states and 149 transitions. Word has length 98 [2019-01-13 23:10:42,386 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-01-13 23:10:42,386 INFO L480 AbstractCegarLoop]: Abstraction has 146 states and 149 transitions. [2019-01-13 23:10:42,386 INFO L481 AbstractCegarLoop]: Interpolant automaton has 20 states. [2019-01-13 23:10:42,386 INFO L276 IsEmpty]: Start isEmpty. Operand 146 states and 149 transitions. [2019-01-13 23:10:42,389 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 97 [2019-01-13 23:10:42,389 INFO L394 BasicCegarLoop]: Found error trace [2019-01-13 23:10:42,389 INFO L402 BasicCegarLoop]: trace histogram [16, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-01-13 23:10:42,390 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_msgsErr2REQUIRES_VIOLATION, ldv_destroy_msgsErr1REQUIRES_VIOLATION, ldv_destroy_msgsErr0REQUIRES_VIOLATION, ldv_destroy_msgsErr5REQUIRES_VIOLATION, ldv_destroy_msgsErr4REQUIRES_VIOLATION, ldv_msg_fillErr5REQUIRES_VIOLATION, ldv_msg_fillErr0REQUIRES_VIOLATION, ldv_msg_fillErr4REQUIRES_VIOLATION, ldv_msg_fillErr2REQUIRES_VIOLATION, ldv_msg_fillErr3REQUIRES_VIOLATION, ldv_msg_fillErr1REQUIRES_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_cleanupErr5ASSERT_VIOLATIONMEMORY_FREE, ldv_kobject_cleanupErr1REQUIRES_VIOLATION, ldv_kobject_cleanupErr2ASSERT_VIOLATIONMEMORY_FREE, ldv_kobject_cleanupErr0REQUIRES_VIOLATION, ldv_kobject_cleanupErr3ASSERT_VIOLATIONMEMORY_FREE, ldv_kobject_cleanupErr4ASSERT_VIOLATIONMEMORY_FREE, ldv_kobject_cleanupErr6ASSERT_VIOLATIONMEMORY_FREE, ldv_kobject_cleanupErr7ASSERT_VIOLATIONMEMORY_FREE, ldv_msg_freeErr3ASSERT_VIOLATIONMEMORY_FREE, ldv_msg_freeErr7ASSERT_VIOLATIONMEMORY_FREE, ldv_msg_freeErr1REQUIRES_VIOLATION, ldv_msg_freeErr2ASSERT_VIOLATIONMEMORY_FREE, ldv_msg_freeErr4ASSERT_VIOLATIONMEMORY_FREE, ldv_msg_freeErr5ASSERT_VIOLATIONMEMORY_FREE, ldv_msg_freeErr6ASSERT_VIOLATIONMEMORY_FREE, ldv_msg_freeErr0REQUIRES_VIOLATION, 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_addErr4REQUIRES_VIOLATION, __ldv_list_addErr5REQUIRES_VIOLATION, __ldv_list_addErr0REQUIRES_VIOLATION, __ldv_list_addErr6REQUIRES_VIOLATION, __ldv_list_addErr1REQUIRES_VIOLATION, __ldv_list_addErr7REQUIRES_VIOLATION, __ldv_list_addErr2REQUIRES_VIOLATION, __ldv_list_addErr3REQUIRES_VIOLATION, ldv_dev_set_drvdataErr0REQUIRES_VIOLATION, ldv_dev_set_drvdataErr1REQUIRES_VIOLATION, ldv_atomic_sub_returnErr0REQUIRES_VIOLATION, ldv_atomic_sub_returnErr3REQUIRES_VIOLATION, ldv_atomic_sub_returnErr2REQUIRES_VIOLATION, ldv_atomic_sub_returnErr1REQUIRES_VIOLATION, ldv_list_add_tailErr1REQUIRES_VIOLATION, ldv_list_add_tailErr0REQUIRES_VIOLATION, ldv_dev_get_drvdataErr0REQUIRES_VIOLATION, ldv_dev_get_drvdataErr1REQUIRES_VIOLATION, ldv_msg_allocErr0REQUIRES_VIOLATION, ldv_msg_allocErr1REQUIRES_VIOLATION]=== [2019-01-13 23:10:42,391 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-01-13 23:10:42,391 INFO L82 PathProgramCache]: Analyzing trace with hash -23179061, now seen corresponding path program 1 times [2019-01-13 23:10:42,391 INFO L223 ckRefinementStrategy]: Switched to mode CVC4_FPBP [2019-01-13 23:10:42,391 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 [2019-01-13 23:10:42,411 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-01-13 23:10:42,541 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-01-13 23:10:42,547 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2019-01-13 23:10:42,877 INFO L134 CoverageAnalysis]: Checked inductivity of 136 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 136 trivial. 0 not checked. [2019-01-13 23:10:42,877 INFO L312 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2019-01-13 23:10:42,879 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-01-13 23:10:42,880 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [10] imperfect sequences [] total 10 [2019-01-13 23:10:42,880 INFO L459 AbstractCegarLoop]: Interpolant automaton has 10 states [2019-01-13 23:10:42,880 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 10 interpolants. [2019-01-13 23:10:42,880 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=17, Invalid=73, Unknown=0, NotChecked=0, Total=90 [2019-01-13 23:10:42,881 INFO L87 Difference]: Start difference. First operand 146 states and 149 transitions. Second operand 10 states. [2019-01-13 23:10:42,981 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-01-13 23:10:42,981 INFO L93 Difference]: Finished difference Result 148 states and 150 transitions. [2019-01-13 23:10:42,982 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2019-01-13 23:10:42,982 INFO L78 Accepts]: Start accepts. Automaton has 10 states. Word has length 96 [2019-01-13 23:10:42,982 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-01-13 23:10:42,983 INFO L225 Difference]: With dead ends: 148 [2019-01-13 23:10:42,983 INFO L226 Difference]: Without dead ends: 146 [2019-01-13 23:10:42,984 INFO L631 BasicCegarLoop]: 0 DeclaredPredicates, 97 GetRequests, 87 SyntacticMatches, 0 SemanticMatches, 10 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1 ImplicationChecksByTransitivity, 0.3s TimeCoverageRelationStatistics Valid=25, Invalid=107, Unknown=0, NotChecked=0, Total=132 [2019-01-13 23:10:42,984 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 146 states. [2019-01-13 23:10:42,986 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 146 to 146. [2019-01-13 23:10:42,987 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 146 states. [2019-01-13 23:10:42,987 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 146 states to 146 states and 148 transitions. [2019-01-13 23:10:42,988 INFO L78 Accepts]: Start accepts. Automaton has 146 states and 148 transitions. Word has length 96 [2019-01-13 23:10:42,988 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-01-13 23:10:42,988 INFO L480 AbstractCegarLoop]: Abstraction has 146 states and 148 transitions. [2019-01-13 23:10:42,988 INFO L481 AbstractCegarLoop]: Interpolant automaton has 10 states. [2019-01-13 23:10:42,988 INFO L276 IsEmpty]: Start isEmpty. Operand 146 states and 148 transitions. [2019-01-13 23:10:42,991 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 112 [2019-01-13 23:10:42,991 INFO L394 BasicCegarLoop]: Found error trace [2019-01-13 23:10:42,991 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-01-13 23:10:42,993 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_msgsErr2REQUIRES_VIOLATION, ldv_destroy_msgsErr1REQUIRES_VIOLATION, ldv_destroy_msgsErr0REQUIRES_VIOLATION, ldv_destroy_msgsErr5REQUIRES_VIOLATION, ldv_destroy_msgsErr4REQUIRES_VIOLATION, ldv_msg_fillErr5REQUIRES_VIOLATION, ldv_msg_fillErr0REQUIRES_VIOLATION, ldv_msg_fillErr4REQUIRES_VIOLATION, ldv_msg_fillErr2REQUIRES_VIOLATION, ldv_msg_fillErr3REQUIRES_VIOLATION, ldv_msg_fillErr1REQUIRES_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_cleanupErr5ASSERT_VIOLATIONMEMORY_FREE, ldv_kobject_cleanupErr1REQUIRES_VIOLATION, ldv_kobject_cleanupErr2ASSERT_VIOLATIONMEMORY_FREE, ldv_kobject_cleanupErr0REQUIRES_VIOLATION, ldv_kobject_cleanupErr3ASSERT_VIOLATIONMEMORY_FREE, ldv_kobject_cleanupErr4ASSERT_VIOLATIONMEMORY_FREE, ldv_kobject_cleanupErr6ASSERT_VIOLATIONMEMORY_FREE, ldv_kobject_cleanupErr7ASSERT_VIOLATIONMEMORY_FREE, ldv_msg_freeErr3ASSERT_VIOLATIONMEMORY_FREE, ldv_msg_freeErr7ASSERT_VIOLATIONMEMORY_FREE, ldv_msg_freeErr1REQUIRES_VIOLATION, ldv_msg_freeErr2ASSERT_VIOLATIONMEMORY_FREE, ldv_msg_freeErr4ASSERT_VIOLATIONMEMORY_FREE, ldv_msg_freeErr5ASSERT_VIOLATIONMEMORY_FREE, ldv_msg_freeErr6ASSERT_VIOLATIONMEMORY_FREE, ldv_msg_freeErr0REQUIRES_VIOLATION, 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_addErr4REQUIRES_VIOLATION, __ldv_list_addErr5REQUIRES_VIOLATION, __ldv_list_addErr0REQUIRES_VIOLATION, __ldv_list_addErr6REQUIRES_VIOLATION, __ldv_list_addErr1REQUIRES_VIOLATION, __ldv_list_addErr7REQUIRES_VIOLATION, __ldv_list_addErr2REQUIRES_VIOLATION, __ldv_list_addErr3REQUIRES_VIOLATION, ldv_dev_set_drvdataErr0REQUIRES_VIOLATION, ldv_dev_set_drvdataErr1REQUIRES_VIOLATION, ldv_atomic_sub_returnErr0REQUIRES_VIOLATION, ldv_atomic_sub_returnErr3REQUIRES_VIOLATION, ldv_atomic_sub_returnErr2REQUIRES_VIOLATION, ldv_atomic_sub_returnErr1REQUIRES_VIOLATION, ldv_list_add_tailErr1REQUIRES_VIOLATION, ldv_list_add_tailErr0REQUIRES_VIOLATION, ldv_dev_get_drvdataErr0REQUIRES_VIOLATION, ldv_dev_get_drvdataErr1REQUIRES_VIOLATION, ldv_msg_allocErr0REQUIRES_VIOLATION, ldv_msg_allocErr1REQUIRES_VIOLATION]=== [2019-01-13 23:10:42,993 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-01-13 23:10:42,993 INFO L82 PathProgramCache]: Analyzing trace with hash 982028412, now seen corresponding path program 1 times [2019-01-13 23:10:42,994 INFO L223 ckRefinementStrategy]: Switched to mode CVC4_FPBP [2019-01-13 23:10:42,996 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 [2019-01-13 23:10:43,027 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-01-13 23:10:43,371 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-01-13 23:10:43,390 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2019-01-13 23:10:43,406 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 [2019-01-13 23:10:43,406 INFO L267 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2019-01-13 23:10:43,433 INFO L267 ElimStorePlain]: Start of recursive call 1: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2019-01-13 23:10:43,434 INFO L202 ElimStorePlain]: Needed 2 recursive calls to eliminate 1 variables, input treesize:6, output treesize:5 [2019-01-13 23:10:45,343 INFO L134 CoverageAnalysis]: Checked inductivity of 136 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 136 trivial. 0 not checked. [2019-01-13 23:10:45,344 INFO L312 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2019-01-13 23:10:45,346 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-01-13 23:10:45,347 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [23] imperfect sequences [] total 23 [2019-01-13 23:10:45,347 INFO L459 AbstractCegarLoop]: Interpolant automaton has 24 states [2019-01-13 23:10:45,348 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 24 interpolants. [2019-01-13 23:10:45,348 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=66, Invalid=486, Unknown=0, NotChecked=0, Total=552 [2019-01-13 23:10:45,348 INFO L87 Difference]: Start difference. First operand 146 states and 148 transitions. Second operand 24 states. [2019-01-13 23:10:48,528 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-01-13 23:10:48,528 INFO L93 Difference]: Finished difference Result 156 states and 157 transitions. [2019-01-13 23:10:48,529 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 25 states. [2019-01-13 23:10:48,529 INFO L78 Accepts]: Start accepts. Automaton has 24 states. Word has length 111 [2019-01-13 23:10:48,530 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-01-13 23:10:48,531 INFO L225 Difference]: With dead ends: 156 [2019-01-13 23:10:48,531 INFO L226 Difference]: Without dead ends: 156 [2019-01-13 23:10:48,531 INFO L631 BasicCegarLoop]: 0 DeclaredPredicates, 117 GetRequests, 81 SyntacticMatches, 7 SemanticMatches, 29 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 64 ImplicationChecksByTransitivity, 2.0s TimeCoverageRelationStatistics Valid=101, Invalid=829, Unknown=0, NotChecked=0, Total=930 [2019-01-13 23:10:48,532 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 156 states. [2019-01-13 23:10:48,534 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 156 to 144. [2019-01-13 23:10:48,534 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 144 states. [2019-01-13 23:10:48,535 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 144 states to 144 states and 146 transitions. [2019-01-13 23:10:48,535 INFO L78 Accepts]: Start accepts. Automaton has 144 states and 146 transitions. Word has length 111 [2019-01-13 23:10:48,535 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-01-13 23:10:48,535 INFO L480 AbstractCegarLoop]: Abstraction has 144 states and 146 transitions. [2019-01-13 23:10:48,536 INFO L481 AbstractCegarLoop]: Interpolant automaton has 24 states. [2019-01-13 23:10:48,537 INFO L276 IsEmpty]: Start isEmpty. Operand 144 states and 146 transitions. [2019-01-13 23:10:48,538 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 112 [2019-01-13 23:10:48,538 INFO L394 BasicCegarLoop]: Found error trace [2019-01-13 23:10:48,539 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] [2019-01-13 23:10:48,539 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_msgsErr2REQUIRES_VIOLATION, ldv_destroy_msgsErr1REQUIRES_VIOLATION, ldv_destroy_msgsErr0REQUIRES_VIOLATION, ldv_destroy_msgsErr5REQUIRES_VIOLATION, ldv_destroy_msgsErr4REQUIRES_VIOLATION, ldv_msg_fillErr5REQUIRES_VIOLATION, ldv_msg_fillErr0REQUIRES_VIOLATION, ldv_msg_fillErr4REQUIRES_VIOLATION, ldv_msg_fillErr2REQUIRES_VIOLATION, ldv_msg_fillErr3REQUIRES_VIOLATION, ldv_msg_fillErr1REQUIRES_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_cleanupErr5ASSERT_VIOLATIONMEMORY_FREE, ldv_kobject_cleanupErr1REQUIRES_VIOLATION, ldv_kobject_cleanupErr2ASSERT_VIOLATIONMEMORY_FREE, ldv_kobject_cleanupErr0REQUIRES_VIOLATION, ldv_kobject_cleanupErr3ASSERT_VIOLATIONMEMORY_FREE, ldv_kobject_cleanupErr4ASSERT_VIOLATIONMEMORY_FREE, ldv_kobject_cleanupErr6ASSERT_VIOLATIONMEMORY_FREE, ldv_kobject_cleanupErr7ASSERT_VIOLATIONMEMORY_FREE, ldv_msg_freeErr3ASSERT_VIOLATIONMEMORY_FREE, ldv_msg_freeErr7ASSERT_VIOLATIONMEMORY_FREE, ldv_msg_freeErr1REQUIRES_VIOLATION, ldv_msg_freeErr2ASSERT_VIOLATIONMEMORY_FREE, ldv_msg_freeErr4ASSERT_VIOLATIONMEMORY_FREE, ldv_msg_freeErr5ASSERT_VIOLATIONMEMORY_FREE, ldv_msg_freeErr6ASSERT_VIOLATIONMEMORY_FREE, ldv_msg_freeErr0REQUIRES_VIOLATION, 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_addErr4REQUIRES_VIOLATION, __ldv_list_addErr5REQUIRES_VIOLATION, __ldv_list_addErr0REQUIRES_VIOLATION, __ldv_list_addErr6REQUIRES_VIOLATION, __ldv_list_addErr1REQUIRES_VIOLATION, __ldv_list_addErr7REQUIRES_VIOLATION, __ldv_list_addErr2REQUIRES_VIOLATION, __ldv_list_addErr3REQUIRES_VIOLATION, ldv_dev_set_drvdataErr0REQUIRES_VIOLATION, ldv_dev_set_drvdataErr1REQUIRES_VIOLATION, ldv_atomic_sub_returnErr0REQUIRES_VIOLATION, ldv_atomic_sub_returnErr3REQUIRES_VIOLATION, ldv_atomic_sub_returnErr2REQUIRES_VIOLATION, ldv_atomic_sub_returnErr1REQUIRES_VIOLATION, ldv_list_add_tailErr1REQUIRES_VIOLATION, ldv_list_add_tailErr0REQUIRES_VIOLATION, ldv_dev_get_drvdataErr0REQUIRES_VIOLATION, ldv_dev_get_drvdataErr1REQUIRES_VIOLATION, ldv_msg_allocErr0REQUIRES_VIOLATION, ldv_msg_allocErr1REQUIRES_VIOLATION]=== [2019-01-13 23:10:48,539 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-01-13 23:10:48,540 INFO L82 PathProgramCache]: Analyzing trace with hash 982028413, now seen corresponding path program 1 times [2019-01-13 23:10:48,540 INFO L223 ckRefinementStrategy]: Switched to mode CVC4_FPBP [2019-01-13 23:10:48,540 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 [2019-01-13 23:10:48,559 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-01-13 23:10:48,997 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-01-13 23:10:49,006 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2019-01-13 23:10:49,018 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 [2019-01-13 23:10:49,018 INFO L267 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2019-01-13 23:10:49,029 INFO L267 ElimStorePlain]: Start of recursive call 1: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2019-01-13 23:10:49,029 INFO L202 ElimStorePlain]: Needed 2 recursive calls to eliminate 1 variables, input treesize:10, output treesize:9 [2019-01-13 23:10:50,109 INFO L134 CoverageAnalysis]: Checked inductivity of 136 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 136 trivial. 0 not checked. [2019-01-13 23:10:50,110 INFO L312 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2019-01-13 23:10:50,114 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-01-13 23:10:50,115 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [23] imperfect sequences [] total 23 [2019-01-13 23:10:50,115 INFO L459 AbstractCegarLoop]: Interpolant automaton has 24 states [2019-01-13 23:10:50,115 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 24 interpolants. [2019-01-13 23:10:50,116 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=64, Invalid=488, Unknown=0, NotChecked=0, Total=552 [2019-01-13 23:10:50,116 INFO L87 Difference]: Start difference. First operand 144 states and 146 transitions. Second operand 24 states. [2019-01-13 23:10:53,258 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-01-13 23:10:53,258 INFO L93 Difference]: Finished difference Result 142 states and 144 transitions. [2019-01-13 23:10:53,259 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 24 states. [2019-01-13 23:10:53,260 INFO L78 Accepts]: Start accepts. Automaton has 24 states. Word has length 111 [2019-01-13 23:10:53,260 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-01-13 23:10:53,261 INFO L225 Difference]: With dead ends: 142 [2019-01-13 23:10:53,261 INFO L226 Difference]: Without dead ends: 142 [2019-01-13 23:10:53,262 INFO L631 BasicCegarLoop]: 0 DeclaredPredicates, 118 GetRequests, 81 SyntacticMatches, 7 SemanticMatches, 30 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 84 ImplicationChecksByTransitivity, 1.3s TimeCoverageRelationStatistics Valid=103, Invalid=889, Unknown=0, NotChecked=0, Total=992 [2019-01-13 23:10:53,263 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 142 states. [2019-01-13 23:10:53,266 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 142 to 142. [2019-01-13 23:10:53,267 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 142 states. [2019-01-13 23:10:53,267 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 142 states to 142 states and 144 transitions. [2019-01-13 23:10:53,268 INFO L78 Accepts]: Start accepts. Automaton has 142 states and 144 transitions. Word has length 111 [2019-01-13 23:10:53,268 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-01-13 23:10:53,268 INFO L480 AbstractCegarLoop]: Abstraction has 142 states and 144 transitions. [2019-01-13 23:10:53,268 INFO L481 AbstractCegarLoop]: Interpolant automaton has 24 states. [2019-01-13 23:10:53,268 INFO L276 IsEmpty]: Start isEmpty. Operand 142 states and 144 transitions. [2019-01-13 23:10:53,271 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 115 [2019-01-13 23:10:53,271 INFO L394 BasicCegarLoop]: Found error trace [2019-01-13 23:10:53,271 INFO L402 BasicCegarLoop]: trace histogram [16, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-01-13 23:10:53,271 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_msgsErr2REQUIRES_VIOLATION, ldv_destroy_msgsErr1REQUIRES_VIOLATION, ldv_destroy_msgsErr0REQUIRES_VIOLATION, ldv_destroy_msgsErr5REQUIRES_VIOLATION, ldv_destroy_msgsErr4REQUIRES_VIOLATION, ldv_msg_fillErr5REQUIRES_VIOLATION, ldv_msg_fillErr0REQUIRES_VIOLATION, ldv_msg_fillErr4REQUIRES_VIOLATION, ldv_msg_fillErr2REQUIRES_VIOLATION, ldv_msg_fillErr3REQUIRES_VIOLATION, ldv_msg_fillErr1REQUIRES_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_cleanupErr5ASSERT_VIOLATIONMEMORY_FREE, ldv_kobject_cleanupErr1REQUIRES_VIOLATION, ldv_kobject_cleanupErr2ASSERT_VIOLATIONMEMORY_FREE, ldv_kobject_cleanupErr0REQUIRES_VIOLATION, ldv_kobject_cleanupErr3ASSERT_VIOLATIONMEMORY_FREE, ldv_kobject_cleanupErr4ASSERT_VIOLATIONMEMORY_FREE, ldv_kobject_cleanupErr6ASSERT_VIOLATIONMEMORY_FREE, ldv_kobject_cleanupErr7ASSERT_VIOLATIONMEMORY_FREE, ldv_msg_freeErr3ASSERT_VIOLATIONMEMORY_FREE, ldv_msg_freeErr7ASSERT_VIOLATIONMEMORY_FREE, ldv_msg_freeErr1REQUIRES_VIOLATION, ldv_msg_freeErr2ASSERT_VIOLATIONMEMORY_FREE, ldv_msg_freeErr4ASSERT_VIOLATIONMEMORY_FREE, ldv_msg_freeErr5ASSERT_VIOLATIONMEMORY_FREE, ldv_msg_freeErr6ASSERT_VIOLATIONMEMORY_FREE, ldv_msg_freeErr0REQUIRES_VIOLATION, 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_addErr4REQUIRES_VIOLATION, __ldv_list_addErr5REQUIRES_VIOLATION, __ldv_list_addErr0REQUIRES_VIOLATION, __ldv_list_addErr6REQUIRES_VIOLATION, __ldv_list_addErr1REQUIRES_VIOLATION, __ldv_list_addErr7REQUIRES_VIOLATION, __ldv_list_addErr2REQUIRES_VIOLATION, __ldv_list_addErr3REQUIRES_VIOLATION, ldv_dev_set_drvdataErr0REQUIRES_VIOLATION, ldv_dev_set_drvdataErr1REQUIRES_VIOLATION, ldv_atomic_sub_returnErr0REQUIRES_VIOLATION, ldv_atomic_sub_returnErr3REQUIRES_VIOLATION, ldv_atomic_sub_returnErr2REQUIRES_VIOLATION, ldv_atomic_sub_returnErr1REQUIRES_VIOLATION, ldv_list_add_tailErr1REQUIRES_VIOLATION, ldv_list_add_tailErr0REQUIRES_VIOLATION, ldv_dev_get_drvdataErr0REQUIRES_VIOLATION, ldv_dev_get_drvdataErr1REQUIRES_VIOLATION, ldv_msg_allocErr0REQUIRES_VIOLATION, ldv_msg_allocErr1REQUIRES_VIOLATION]=== [2019-01-13 23:10:53,272 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-01-13 23:10:53,272 INFO L82 PathProgramCache]: Analyzing trace with hash -1708550146, now seen corresponding path program 1 times [2019-01-13 23:10:53,272 INFO L223 ckRefinementStrategy]: Switched to mode CVC4_FPBP [2019-01-13 23:10:53,272 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 [2019-01-13 23:10:53,308 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-01-13 23:10:53,810 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-01-13 23:10:53,826 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2019-01-13 23:10:54,747 INFO L134 CoverageAnalysis]: Checked inductivity of 136 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 136 trivial. 0 not checked. [2019-01-13 23:10:54,747 INFO L312 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [MP cvc4 --incremental --print-success --lang smt --rewrite-divk (27)] Exception during sending of exit command (exit): Broken pipe [2019-01-13 23:10:54,751 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-01-13 23:10:54,751 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [20] imperfect sequences [] total 20 [2019-01-13 23:10:54,752 INFO L459 AbstractCegarLoop]: Interpolant automaton has 21 states [2019-01-13 23:10:54,752 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 21 interpolants. [2019-01-13 23:10:54,752 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=57, Invalid=363, Unknown=0, NotChecked=0, Total=420 [2019-01-13 23:10:54,752 INFO L87 Difference]: Start difference. First operand 142 states and 144 transitions. Second operand 21 states. [2019-01-13 23:10:56,843 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-01-13 23:10:56,843 INFO L93 Difference]: Finished difference Result 141 states and 143 transitions. [2019-01-13 23:10:56,844 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 21 states. [2019-01-13 23:10:56,844 INFO L78 Accepts]: Start accepts. Automaton has 21 states. Word has length 114 [2019-01-13 23:10:56,845 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-01-13 23:10:56,845 INFO L225 Difference]: With dead ends: 141 [2019-01-13 23:10:56,846 INFO L226 Difference]: Without dead ends: 141 [2019-01-13 23:10:56,846 INFO L631 BasicCegarLoop]: 0 DeclaredPredicates, 120 GetRequests, 87 SyntacticMatches, 7 SemanticMatches, 26 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 54 ImplicationChecksByTransitivity, 1.1s TimeCoverageRelationStatistics Valid=92, Invalid=664, Unknown=0, NotChecked=0, Total=756 [2019-01-13 23:10:56,847 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 141 states. [2019-01-13 23:10:56,850 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 141 to 141. [2019-01-13 23:10:56,850 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 141 states. [2019-01-13 23:10:56,850 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 141 states to 141 states and 143 transitions. [2019-01-13 23:10:56,850 INFO L78 Accepts]: Start accepts. Automaton has 141 states and 143 transitions. Word has length 114 [2019-01-13 23:10:56,851 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-01-13 23:10:56,851 INFO L480 AbstractCegarLoop]: Abstraction has 141 states and 143 transitions. [2019-01-13 23:10:56,851 INFO L481 AbstractCegarLoop]: Interpolant automaton has 21 states. [2019-01-13 23:10:56,851 INFO L276 IsEmpty]: Start isEmpty. Operand 141 states and 143 transitions. [2019-01-13 23:10:56,852 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 118 [2019-01-13 23:10:56,852 INFO L394 BasicCegarLoop]: Found error trace [2019-01-13 23:10:56,852 INFO L402 BasicCegarLoop]: trace histogram [16, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-01-13 23:10:56,853 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_msgsErr2REQUIRES_VIOLATION, ldv_destroy_msgsErr1REQUIRES_VIOLATION, ldv_destroy_msgsErr0REQUIRES_VIOLATION, ldv_destroy_msgsErr5REQUIRES_VIOLATION, ldv_destroy_msgsErr4REQUIRES_VIOLATION, ldv_msg_fillErr5REQUIRES_VIOLATION, ldv_msg_fillErr0REQUIRES_VIOLATION, ldv_msg_fillErr4REQUIRES_VIOLATION, ldv_msg_fillErr2REQUIRES_VIOLATION, ldv_msg_fillErr3REQUIRES_VIOLATION, ldv_msg_fillErr1REQUIRES_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_cleanupErr5ASSERT_VIOLATIONMEMORY_FREE, ldv_kobject_cleanupErr1REQUIRES_VIOLATION, ldv_kobject_cleanupErr2ASSERT_VIOLATIONMEMORY_FREE, ldv_kobject_cleanupErr0REQUIRES_VIOLATION, ldv_kobject_cleanupErr3ASSERT_VIOLATIONMEMORY_FREE, ldv_kobject_cleanupErr4ASSERT_VIOLATIONMEMORY_FREE, ldv_kobject_cleanupErr6ASSERT_VIOLATIONMEMORY_FREE, ldv_kobject_cleanupErr7ASSERT_VIOLATIONMEMORY_FREE, ldv_msg_freeErr3ASSERT_VIOLATIONMEMORY_FREE, ldv_msg_freeErr7ASSERT_VIOLATIONMEMORY_FREE, ldv_msg_freeErr1REQUIRES_VIOLATION, ldv_msg_freeErr2ASSERT_VIOLATIONMEMORY_FREE, ldv_msg_freeErr4ASSERT_VIOLATIONMEMORY_FREE, ldv_msg_freeErr5ASSERT_VIOLATIONMEMORY_FREE, ldv_msg_freeErr6ASSERT_VIOLATIONMEMORY_FREE, ldv_msg_freeErr0REQUIRES_VIOLATION, 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_addErr4REQUIRES_VIOLATION, __ldv_list_addErr5REQUIRES_VIOLATION, __ldv_list_addErr0REQUIRES_VIOLATION, __ldv_list_addErr6REQUIRES_VIOLATION, __ldv_list_addErr1REQUIRES_VIOLATION, __ldv_list_addErr7REQUIRES_VIOLATION, __ldv_list_addErr2REQUIRES_VIOLATION, __ldv_list_addErr3REQUIRES_VIOLATION, ldv_dev_set_drvdataErr0REQUIRES_VIOLATION, ldv_dev_set_drvdataErr1REQUIRES_VIOLATION, ldv_atomic_sub_returnErr0REQUIRES_VIOLATION, ldv_atomic_sub_returnErr3REQUIRES_VIOLATION, ldv_atomic_sub_returnErr2REQUIRES_VIOLATION, ldv_atomic_sub_returnErr1REQUIRES_VIOLATION, ldv_list_add_tailErr1REQUIRES_VIOLATION, ldv_list_add_tailErr0REQUIRES_VIOLATION, ldv_dev_get_drvdataErr0REQUIRES_VIOLATION, ldv_dev_get_drvdataErr1REQUIRES_VIOLATION, ldv_msg_allocErr0REQUIRES_VIOLATION, ldv_msg_allocErr1REQUIRES_VIOLATION]=== [2019-01-13 23:10:56,853 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-01-13 23:10:56,853 INFO L82 PathProgramCache]: Analyzing trace with hash 240339296, now seen corresponding path program 1 times [2019-01-13 23:10:56,854 INFO L223 ckRefinementStrategy]: Switched to mode CVC4_FPBP [2019-01-13 23:10:56,857 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 [2019-01-13 23:10:56,875 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-01-13 23:10:57,423 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-01-13 23:10:57,454 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2019-01-13 23:10:57,506 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 [2019-01-13 23:10:57,520 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 [2019-01-13 23:10:57,520 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2019-01-13 23:10:57,523 INFO L267 ElimStorePlain]: Start of recursive call 2: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2019-01-13 23:10:57,533 INFO L267 ElimStorePlain]: Start of recursive call 1: 1 dim-2 vars, End of recursive call: and 1 xjuncts. [2019-01-13 23:10:57,533 INFO L202 ElimStorePlain]: Needed 3 recursive calls to eliminate 1 variables, input treesize:17, output treesize:13 [2019-01-13 23:10:57,563 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 [2019-01-13 23:10:57,573 INFO L701 Elim1Store]: detected not equals via solver [2019-01-13 23:10:57,574 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 [2019-01-13 23:10:57,575 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2019-01-13 23:10:57,590 INFO L267 ElimStorePlain]: Start of recursive call 2: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2019-01-13 23:10:57,606 INFO L267 ElimStorePlain]: Start of recursive call 1: 1 dim-2 vars, End of recursive call: and 1 xjuncts. [2019-01-13 23:10:57,606 INFO L202 ElimStorePlain]: Needed 3 recursive calls to eliminate 1 variables, input treesize:28, output treesize:24 [2019-01-13 23:10:57,655 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 [2019-01-13 23:10:57,661 INFO L701 Elim1Store]: detected not equals via solver [2019-01-13 23:10:57,664 INFO L701 Elim1Store]: detected not equals via solver [2019-01-13 23:10:57,666 INFO L701 Elim1Store]: detected not equals via solver [2019-01-13 23:10:57,667 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 [2019-01-13 23:10:57,668 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2019-01-13 23:10:57,692 INFO L267 ElimStorePlain]: Start of recursive call 2: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2019-01-13 23:10:57,719 INFO L267 ElimStorePlain]: Start of recursive call 1: 1 dim-2 vars, End of recursive call: and 1 xjuncts. [2019-01-13 23:10:57,719 INFO L202 ElimStorePlain]: Needed 3 recursive calls to eliminate 1 variables, input treesize:39, output treesize:35 [2019-01-13 23:10:57,787 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 [2019-01-13 23:10:57,794 INFO L701 Elim1Store]: detected not equals via solver [2019-01-13 23:10:57,796 INFO L701 Elim1Store]: detected not equals via solver [2019-01-13 23:10:57,799 INFO L701 Elim1Store]: detected not equals via solver [2019-01-13 23:10:57,801 INFO L701 Elim1Store]: detected not equals via solver [2019-01-13 23:10:57,803 INFO L701 Elim1Store]: detected not equals via solver [2019-01-13 23:10:57,805 INFO L701 Elim1Store]: detected not equals via solver [2019-01-13 23:10:57,807 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 [2019-01-13 23:10:57,808 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2019-01-13 23:10:57,855 INFO L267 ElimStorePlain]: Start of recursive call 2: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2019-01-13 23:10:57,890 INFO L267 ElimStorePlain]: Start of recursive call 1: 1 dim-2 vars, End of recursive call: and 1 xjuncts. [2019-01-13 23:10:57,891 INFO L202 ElimStorePlain]: Needed 3 recursive calls to eliminate 1 variables, input treesize:50, output treesize:46 [2019-01-13 23:10:57,993 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 [2019-01-13 23:10:58,004 INFO L701 Elim1Store]: detected not equals via solver [2019-01-13 23:10:58,007 INFO L701 Elim1Store]: detected not equals via solver [2019-01-13 23:10:58,010 INFO L701 Elim1Store]: detected not equals via solver [2019-01-13 23:10:58,013 INFO L701 Elim1Store]: detected not equals via solver [2019-01-13 23:10:58,015 INFO L701 Elim1Store]: detected not equals via solver [2019-01-13 23:10:58,018 INFO L701 Elim1Store]: detected not equals via solver [2019-01-13 23:10:58,021 INFO L701 Elim1Store]: detected not equals via solver [2019-01-13 23:10:58,023 INFO L701 Elim1Store]: detected not equals via solver [2019-01-13 23:10:58,025 INFO L701 Elim1Store]: detected not equals via solver [2019-01-13 23:10:58,028 INFO L701 Elim1Store]: detected not equals via solver [2019-01-13 23:10:58,030 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 [2019-01-13 23:10:58,031 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2019-01-13 23:10:58,107 INFO L267 ElimStorePlain]: Start of recursive call 2: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2019-01-13 23:10:58,157 INFO L267 ElimStorePlain]: Start of recursive call 1: 1 dim-2 vars, End of recursive call: and 1 xjuncts. [2019-01-13 23:10:58,157 INFO L202 ElimStorePlain]: Needed 3 recursive calls to eliminate 1 variables, input treesize:61, output treesize:57 [2019-01-13 23:10:58,274 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 [2019-01-13 23:10:58,286 INFO L701 Elim1Store]: detected not equals via solver [2019-01-13 23:10:58,291 INFO L701 Elim1Store]: detected not equals via solver [2019-01-13 23:10:58,294 INFO L701 Elim1Store]: detected not equals via solver [2019-01-13 23:10:58,297 INFO L701 Elim1Store]: detected not equals via solver [2019-01-13 23:10:58,300 INFO L701 Elim1Store]: detected not equals via solver [2019-01-13 23:10:58,303 INFO L701 Elim1Store]: detected not equals via solver [2019-01-13 23:10:58,306 INFO L701 Elim1Store]: detected not equals via solver [2019-01-13 23:10:58,309 INFO L701 Elim1Store]: detected not equals via solver [2019-01-13 23:10:58,312 INFO L701 Elim1Store]: detected not equals via solver [2019-01-13 23:10:58,317 INFO L701 Elim1Store]: detected not equals via solver [2019-01-13 23:10:58,320 INFO L701 Elim1Store]: detected not equals via solver [2019-01-13 23:10:58,322 INFO L701 Elim1Store]: detected not equals via solver [2019-01-13 23:10:58,325 INFO L701 Elim1Store]: detected not equals via solver [2019-01-13 23:10:58,328 INFO L701 Elim1Store]: detected not equals via solver [2019-01-13 23:10:58,331 INFO L701 Elim1Store]: detected not equals via solver [2019-01-13 23:10:58,333 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 [2019-01-13 23:10:58,334 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2019-01-13 23:10:58,451 INFO L267 ElimStorePlain]: Start of recursive call 2: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2019-01-13 23:10:58,565 INFO L267 ElimStorePlain]: Start of recursive call 1: 1 dim-2 vars, End of recursive call: and 1 xjuncts. [2019-01-13 23:10:58,565 INFO L202 ElimStorePlain]: Needed 3 recursive calls to eliminate 1 variables, input treesize:72, output treesize:68 [2019-01-13 23:10:58,712 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 [2019-01-13 23:10:58,720 INFO L701 Elim1Store]: detected not equals via solver [2019-01-13 23:10:58,724 INFO L701 Elim1Store]: detected not equals via solver [2019-01-13 23:10:58,727 INFO L701 Elim1Store]: detected not equals via solver [2019-01-13 23:10:58,730 INFO L701 Elim1Store]: detected not equals via solver [2019-01-13 23:10:58,734 INFO L701 Elim1Store]: detected not equals via solver [2019-01-13 23:10:58,737 INFO L701 Elim1Store]: detected not equals via solver [2019-01-13 23:10:58,740 INFO L701 Elim1Store]: detected not equals via solver [2019-01-13 23:10:58,744 INFO L701 Elim1Store]: detected not equals via solver [2019-01-13 23:10:58,747 INFO L701 Elim1Store]: detected not equals via solver [2019-01-13 23:10:58,750 INFO L701 Elim1Store]: detected not equals via solver [2019-01-13 23:10:58,755 INFO L701 Elim1Store]: detected not equals via solver [2019-01-13 23:10:58,758 INFO L701 Elim1Store]: detected not equals via solver [2019-01-13 23:10:58,761 INFO L701 Elim1Store]: detected not equals via solver [2019-01-13 23:10:58,765 INFO L701 Elim1Store]: detected not equals via solver [2019-01-13 23:10:58,769 INFO L701 Elim1Store]: detected not equals via solver [2019-01-13 23:10:58,782 INFO L701 Elim1Store]: detected not equals via solver [2019-01-13 23:10:58,785 INFO L701 Elim1Store]: detected not equals via solver [2019-01-13 23:10:58,789 INFO L701 Elim1Store]: detected not equals via solver [2019-01-13 23:10:58,792 INFO L701 Elim1Store]: detected not equals via solver [2019-01-13 23:10:58,796 INFO L701 Elim1Store]: detected not equals via solver [2019-01-13 23:10:58,799 INFO L701 Elim1Store]: detected not equals via solver [2019-01-13 23:10:58,801 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 [2019-01-13 23:10:58,802 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2019-01-13 23:10:58,970 INFO L267 ElimStorePlain]: Start of recursive call 2: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2019-01-13 23:10:59,043 INFO L267 ElimStorePlain]: Start of recursive call 1: 1 dim-2 vars, End of recursive call: and 1 xjuncts. [2019-01-13 23:10:59,043 INFO L202 ElimStorePlain]: Needed 3 recursive calls to eliminate 1 variables, input treesize:83, output treesize:79 [2019-01-13 23:10:59,232 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 [2019-01-13 23:10:59,251 INFO L701 Elim1Store]: detected not equals via solver [2019-01-13 23:10:59,254 INFO L701 Elim1Store]: detected not equals via solver [2019-01-13 23:10:59,258 INFO L701 Elim1Store]: detected not equals via solver [2019-01-13 23:10:59,261 INFO L701 Elim1Store]: detected not equals via solver [2019-01-13 23:10:59,264 INFO L701 Elim1Store]: detected not equals via solver [2019-01-13 23:10:59,268 INFO L701 Elim1Store]: detected not equals via solver [2019-01-13 23:10:59,271 INFO L701 Elim1Store]: detected not equals via solver [2019-01-13 23:10:59,275 INFO L701 Elim1Store]: detected not equals via solver [2019-01-13 23:10:59,279 INFO L701 Elim1Store]: detected not equals via solver [2019-01-13 23:10:59,282 INFO L701 Elim1Store]: detected not equals via solver [2019-01-13 23:10:59,285 INFO L701 Elim1Store]: detected not equals via solver [2019-01-13 23:10:59,290 INFO L701 Elim1Store]: detected not equals via solver [2019-01-13 23:10:59,293 INFO L701 Elim1Store]: detected not equals via solver [2019-01-13 23:10:59,297 INFO L701 Elim1Store]: detected not equals via solver [2019-01-13 23:10:59,301 INFO L701 Elim1Store]: detected not equals via solver [2019-01-13 23:10:59,305 INFO L701 Elim1Store]: detected not equals via solver [2019-01-13 23:10:59,308 INFO L701 Elim1Store]: detected not equals via solver [2019-01-13 23:10:59,311 INFO L701 Elim1Store]: detected not equals via solver [2019-01-13 23:10:59,315 INFO L701 Elim1Store]: detected not equals via solver [2019-01-13 23:10:59,319 INFO L701 Elim1Store]: detected not equals via solver [2019-01-13 23:10:59,323 INFO L701 Elim1Store]: detected not equals via solver [2019-01-13 23:10:59,327 INFO L701 Elim1Store]: detected not equals via solver [2019-01-13 23:10:59,331 INFO L701 Elim1Store]: detected not equals via solver [2019-01-13 23:10:59,335 INFO L701 Elim1Store]: detected not equals via solver [2019-01-13 23:10:59,339 INFO L701 Elim1Store]: detected not equals via solver [2019-01-13 23:10:59,342 INFO L701 Elim1Store]: detected not equals via solver [2019-01-13 23:10:59,346 INFO L701 Elim1Store]: detected not equals via solver [2019-01-13 23:10:59,350 INFO L701 Elim1Store]: detected not equals via solver [2019-01-13 23:10:59,351 INFO L303 Elim1Store]: Index analysis took 116 ms [2019-01-13 23:10:59,353 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 [2019-01-13 23:10:59,354 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2019-01-13 23:10:59,630 INFO L267 ElimStorePlain]: Start of recursive call 2: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2019-01-13 23:10:59,721 INFO L267 ElimStorePlain]: Start of recursive call 1: 1 dim-2 vars, End of recursive call: and 1 xjuncts. [2019-01-13 23:10:59,721 INFO L202 ElimStorePlain]: Needed 3 recursive calls to eliminate 1 variables, input treesize:94, output treesize:90 [2019-01-13 23:10:59,936 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 [2019-01-13 23:10:59,983 INFO L701 Elim1Store]: detected not equals via solver [2019-01-13 23:10:59,998 INFO L701 Elim1Store]: detected not equals via solver [2019-01-13 23:11:00,003 INFO L701 Elim1Store]: detected not equals via solver [2019-01-13 23:11:00,007 INFO L701 Elim1Store]: detected not equals via solver [2019-01-13 23:11:00,012 INFO L701 Elim1Store]: detected not equals via solver [2019-01-13 23:11:00,016 INFO L701 Elim1Store]: detected not equals via solver [2019-01-13 23:11:00,020 INFO L701 Elim1Store]: detected not equals via solver [2019-01-13 23:11:00,024 INFO L701 Elim1Store]: detected not equals via solver [2019-01-13 23:11:00,028 INFO L701 Elim1Store]: detected not equals via solver [2019-01-13 23:11:00,032 INFO L701 Elim1Store]: detected not equals via solver [2019-01-13 23:11:00,035 INFO L701 Elim1Store]: detected not equals via solver [2019-01-13 23:11:00,039 INFO L701 Elim1Store]: detected not equals via solver [2019-01-13 23:11:00,043 INFO L701 Elim1Store]: detected not equals via solver [2019-01-13 23:11:00,047 INFO L701 Elim1Store]: detected not equals via solver [2019-01-13 23:11:00,051 INFO L701 Elim1Store]: detected not equals via solver [2019-01-13 23:11:00,054 INFO L701 Elim1Store]: detected not equals via solver [2019-01-13 23:11:00,058 INFO L701 Elim1Store]: detected not equals via solver [2019-01-13 23:11:00,063 INFO L701 Elim1Store]: detected not equals via solver [2019-01-13 23:11:00,066 INFO L701 Elim1Store]: detected not equals via solver [2019-01-13 23:11:00,072 INFO L701 Elim1Store]: detected not equals via solver [2019-01-13 23:11:00,076 INFO L701 Elim1Store]: detected not equals via solver [2019-01-13 23:11:00,080 INFO L701 Elim1Store]: detected not equals via solver [2019-01-13 23:11:00,084 INFO L701 Elim1Store]: detected not equals via solver [2019-01-13 23:11:00,087 INFO L701 Elim1Store]: detected not equals via solver [2019-01-13 23:11:00,091 INFO L701 Elim1Store]: detected not equals via solver [2019-01-13 23:11:00,095 INFO L701 Elim1Store]: detected not equals via solver [2019-01-13 23:11:00,098 INFO L701 Elim1Store]: detected not equals via solver [2019-01-13 23:11:00,102 INFO L701 Elim1Store]: detected not equals via solver [2019-01-13 23:11:00,106 INFO L701 Elim1Store]: detected not equals via solver [2019-01-13 23:11:00,110 INFO L701 Elim1Store]: detected not equals via solver [2019-01-13 23:11:00,114 INFO L701 Elim1Store]: detected not equals via solver [2019-01-13 23:11:00,118 INFO L701 Elim1Store]: detected not equals via solver [2019-01-13 23:11:00,122 INFO L701 Elim1Store]: detected not equals via solver [2019-01-13 23:11:00,125 INFO L701 Elim1Store]: detected not equals via solver [2019-01-13 23:11:00,130 INFO L701 Elim1Store]: detected not equals via solver [2019-01-13 23:11:00,133 INFO L701 Elim1Store]: detected not equals via solver [2019-01-13 23:11:00,135 INFO L303 Elim1Store]: Index analysis took 196 ms [2019-01-13 23:11:00,137 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 [2019-01-13 23:11:00,138 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2019-01-13 23:11:00,456 INFO L267 ElimStorePlain]: Start of recursive call 2: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2019-01-13 23:11:00,557 INFO L267 ElimStorePlain]: Start of recursive call 1: 1 dim-2 vars, End of recursive call: and 1 xjuncts. [2019-01-13 23:11:00,558 INFO L202 ElimStorePlain]: Needed 3 recursive calls to eliminate 1 variables, input treesize:105, output treesize:101 [2019-01-13 23:11:00,791 WARN L181 SmtUtils]: Spent 101.00 ms on a formula simplification that was a NOOP. DAG size: 45 [2019-01-13 23:11:00,827 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 [2019-01-13 23:11:00,860 INFO L701 Elim1Store]: detected not equals via solver [2019-01-13 23:11:00,884 INFO L701 Elim1Store]: detected not equals via solver [2019-01-13 23:11:00,909 INFO L701 Elim1Store]: detected not equals via solver [2019-01-13 23:11:00,921 INFO L701 Elim1Store]: detected not equals via solver [2019-01-13 23:11:00,925 INFO L701 Elim1Store]: detected not equals via solver [2019-01-13 23:11:00,929 INFO L701 Elim1Store]: detected not equals via solver [2019-01-13 23:11:00,933 INFO L701 Elim1Store]: detected not equals via solver [2019-01-13 23:11:00,937 INFO L701 Elim1Store]: detected not equals via solver [2019-01-13 23:11:00,941 INFO L701 Elim1Store]: detected not equals via solver [2019-01-13 23:11:00,945 INFO L701 Elim1Store]: detected not equals via solver [2019-01-13 23:11:00,950 INFO L701 Elim1Store]: detected not equals via solver [2019-01-13 23:11:00,954 INFO L701 Elim1Store]: detected not equals via solver [2019-01-13 23:11:00,958 INFO L701 Elim1Store]: detected not equals via solver [2019-01-13 23:11:00,962 INFO L701 Elim1Store]: detected not equals via solver [2019-01-13 23:11:00,966 INFO L701 Elim1Store]: detected not equals via solver [2019-01-13 23:11:00,970 INFO L701 Elim1Store]: detected not equals via solver [2019-01-13 23:11:00,974 INFO L701 Elim1Store]: detected not equals via solver [2019-01-13 23:11:00,978 INFO L701 Elim1Store]: detected not equals via solver [2019-01-13 23:11:00,982 INFO L701 Elim1Store]: detected not equals via solver [2019-01-13 23:11:00,986 INFO L701 Elim1Store]: detected not equals via solver [2019-01-13 23:11:00,990 INFO L701 Elim1Store]: detected not equals via solver [2019-01-13 23:11:00,994 INFO L701 Elim1Store]: detected not equals via solver [2019-01-13 23:11:00,998 INFO L701 Elim1Store]: detected not equals via solver [2019-01-13 23:11:01,002 INFO L701 Elim1Store]: detected not equals via solver [2019-01-13 23:11:01,006 INFO L701 Elim1Store]: detected not equals via solver [2019-01-13 23:11:01,010 INFO L701 Elim1Store]: detected not equals via solver [2019-01-13 23:11:01,014 INFO L701 Elim1Store]: detected not equals via solver [2019-01-13 23:11:01,018 INFO L701 Elim1Store]: detected not equals via solver [2019-01-13 23:11:01,022 INFO L701 Elim1Store]: detected not equals via solver [2019-01-13 23:11:01,026 INFO L701 Elim1Store]: detected not equals via solver [2019-01-13 23:11:01,030 INFO L701 Elim1Store]: detected not equals via solver [2019-01-13 23:11:01,034 INFO L701 Elim1Store]: detected not equals via solver [2019-01-13 23:11:01,038 INFO L701 Elim1Store]: detected not equals via solver [2019-01-13 23:11:01,042 INFO L701 Elim1Store]: detected not equals via solver [2019-01-13 23:11:01,046 INFO L701 Elim1Store]: detected not equals via solver [2019-01-13 23:11:01,050 INFO L701 Elim1Store]: detected not equals via solver [2019-01-13 23:11:01,054 INFO L701 Elim1Store]: detected not equals via solver [2019-01-13 23:11:01,058 INFO L701 Elim1Store]: detected not equals via solver [2019-01-13 23:11:01,062 INFO L701 Elim1Store]: detected not equals via solver [2019-01-13 23:11:01,066 INFO L701 Elim1Store]: detected not equals via solver [2019-01-13 23:11:01,070 INFO L701 Elim1Store]: detected not equals via solver [2019-01-13 23:11:01,074 INFO L701 Elim1Store]: detected not equals via solver [2019-01-13 23:11:01,078 INFO L701 Elim1Store]: detected not equals via solver [2019-01-13 23:11:01,081 INFO L701 Elim1Store]: detected not equals via solver [2019-01-13 23:11:01,085 INFO L701 Elim1Store]: detected not equals via solver [2019-01-13 23:11:01,087 INFO L303 Elim1Store]: Index analysis took 257 ms [2019-01-13 23:11:01,089 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 [2019-01-13 23:11:01,090 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2019-01-13 23:11:01,517 INFO L267 ElimStorePlain]: Start of recursive call 2: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2019-01-13 23:11:01,646 INFO L267 ElimStorePlain]: Start of recursive call 1: 1 dim-2 vars, End of recursive call: and 1 xjuncts. [2019-01-13 23:11:01,646 INFO L202 ElimStorePlain]: Needed 3 recursive calls to eliminate 1 variables, input treesize:116, output treesize:112 [2019-01-13 23:11:01,928 WARN L181 SmtUtils]: Spent 126.00 ms on a formula simplification that was a NOOP. DAG size: 49 [2019-01-13 23:11:01,965 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 [2019-01-13 23:11:01,979 INFO L701 Elim1Store]: detected not equals via solver [2019-01-13 23:11:01,983 INFO L701 Elim1Store]: detected not equals via solver [2019-01-13 23:11:01,988 INFO L701 Elim1Store]: detected not equals via solver [2019-01-13 23:11:01,992 INFO L701 Elim1Store]: detected not equals via solver [2019-01-13 23:11:01,996 INFO L701 Elim1Store]: detected not equals via solver [2019-01-13 23:11:02,000 INFO L701 Elim1Store]: detected not equals via solver [2019-01-13 23:11:02,005 INFO L701 Elim1Store]: detected not equals via solver [2019-01-13 23:11:02,009 INFO L701 Elim1Store]: detected not equals via solver [2019-01-13 23:11:02,013 INFO L701 Elim1Store]: detected not equals via solver [2019-01-13 23:11:02,017 INFO L701 Elim1Store]: detected not equals via solver [2019-01-13 23:11:02,022 INFO L701 Elim1Store]: detected not equals via solver [2019-01-13 23:11:02,026 INFO L701 Elim1Store]: detected not equals via solver [2019-01-13 23:11:02,030 INFO L701 Elim1Store]: detected not equals via solver [2019-01-13 23:11:02,035 INFO L701 Elim1Store]: detected not equals via solver [2019-01-13 23:11:02,039 INFO L701 Elim1Store]: detected not equals via solver [2019-01-13 23:11:02,043 INFO L701 Elim1Store]: detected not equals via solver [2019-01-13 23:11:02,048 INFO L701 Elim1Store]: detected not equals via solver [2019-01-13 23:11:02,052 INFO L701 Elim1Store]: detected not equals via solver [2019-01-13 23:11:02,056 INFO L701 Elim1Store]: detected not equals via solver [2019-01-13 23:11:02,061 INFO L701 Elim1Store]: detected not equals via solver [2019-01-13 23:11:02,065 INFO L701 Elim1Store]: detected not equals via solver [2019-01-13 23:11:02,069 INFO L701 Elim1Store]: detected not equals via solver [2019-01-13 23:11:02,074 INFO L701 Elim1Store]: detected not equals via solver [2019-01-13 23:11:02,078 INFO L701 Elim1Store]: detected not equals via solver [2019-01-13 23:11:02,082 INFO L701 Elim1Store]: detected not equals via solver [2019-01-13 23:11:02,087 INFO L701 Elim1Store]: detected not equals via solver [2019-01-13 23:11:02,091 INFO L701 Elim1Store]: detected not equals via solver [2019-01-13 23:11:02,095 INFO L701 Elim1Store]: detected not equals via solver [2019-01-13 23:11:02,099 INFO L701 Elim1Store]: detected not equals via solver [2019-01-13 23:11:02,104 INFO L701 Elim1Store]: detected not equals via solver [2019-01-13 23:11:02,108 INFO L701 Elim1Store]: detected not equals via solver [2019-01-13 23:11:02,113 INFO L701 Elim1Store]: detected not equals via solver [2019-01-13 23:11:02,117 INFO L701 Elim1Store]: detected not equals via solver [2019-01-13 23:11:02,121 INFO L701 Elim1Store]: detected not equals via solver [2019-01-13 23:11:02,126 INFO L701 Elim1Store]: detected not equals via solver [2019-01-13 23:11:02,130 INFO L701 Elim1Store]: detected not equals via solver [2019-01-13 23:11:02,134 INFO L701 Elim1Store]: detected not equals via solver [2019-01-13 23:11:02,139 INFO L701 Elim1Store]: detected not equals via solver [2019-01-13 23:11:02,143 INFO L701 Elim1Store]: detected not equals via solver [2019-01-13 23:11:02,148 INFO L701 Elim1Store]: detected not equals via solver [2019-01-13 23:11:02,152 INFO L701 Elim1Store]: detected not equals via solver [2019-01-13 23:11:02,156 INFO L701 Elim1Store]: detected not equals via solver [2019-01-13 23:11:02,161 INFO L701 Elim1Store]: detected not equals via solver [2019-01-13 23:11:02,165 INFO L701 Elim1Store]: detected not equals via solver [2019-01-13 23:11:02,169 INFO L701 Elim1Store]: detected not equals via solver [2019-01-13 23:11:02,174 INFO L701 Elim1Store]: detected not equals via solver [2019-01-13 23:11:02,179 INFO L701 Elim1Store]: detected not equals via solver [2019-01-13 23:11:02,183 INFO L701 Elim1Store]: detected not equals via solver [2019-01-13 23:11:02,188 INFO L701 Elim1Store]: detected not equals via solver [2019-01-13 23:11:02,192 INFO L701 Elim1Store]: detected not equals via solver [2019-01-13 23:11:02,196 INFO L701 Elim1Store]: detected not equals via solver [2019-01-13 23:11:02,201 INFO L701 Elim1Store]: detected not equals via solver [2019-01-13 23:11:02,205 INFO L701 Elim1Store]: detected not equals via solver [2019-01-13 23:11:02,210 INFO L701 Elim1Store]: detected not equals via solver [2019-01-13 23:11:02,214 INFO L701 Elim1Store]: detected not equals via solver [2019-01-13 23:11:02,216 INFO L303 Elim1Store]: Index analysis took 248 ms [2019-01-13 23:11:02,218 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 [2019-01-13 23:11:02,220 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2019-01-13 23:11:02,803 INFO L267 ElimStorePlain]: Start of recursive call 2: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2019-01-13 23:11:02,951 INFO L267 ElimStorePlain]: Start of recursive call 1: 1 dim-2 vars, End of recursive call: and 1 xjuncts. [2019-01-13 23:11:02,952 INFO L202 ElimStorePlain]: Needed 3 recursive calls to eliminate 1 variables, input treesize:127, output treesize:123 [2019-01-13 23:11:03,276 WARN L181 SmtUtils]: Spent 144.00 ms on a formula simplification that was a NOOP. DAG size: 53 [2019-01-13 23:11:03,316 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 [2019-01-13 23:11:03,367 INFO L701 Elim1Store]: detected not equals via solver [2019-01-13 23:11:03,373 INFO L701 Elim1Store]: detected not equals via solver [2019-01-13 23:11:03,378 INFO L701 Elim1Store]: detected not equals via solver [2019-01-13 23:11:03,384 INFO L701 Elim1Store]: detected not equals via solver [2019-01-13 23:11:03,390 INFO L701 Elim1Store]: detected not equals via solver [2019-01-13 23:11:03,396 INFO L701 Elim1Store]: detected not equals via solver [2019-01-13 23:11:03,401 INFO L701 Elim1Store]: detected not equals via solver [2019-01-13 23:11:03,406 INFO L701 Elim1Store]: detected not equals via solver [2019-01-13 23:11:03,411 INFO L701 Elim1Store]: detected not equals via solver [2019-01-13 23:11:03,416 INFO L701 Elim1Store]: detected not equals via solver [2019-01-13 23:11:03,421 INFO L701 Elim1Store]: detected not equals via solver [2019-01-13 23:11:03,427 INFO L701 Elim1Store]: detected not equals via solver [2019-01-13 23:11:03,433 INFO L701 Elim1Store]: detected not equals via solver [2019-01-13 23:11:03,438 INFO L701 Elim1Store]: detected not equals via solver [2019-01-13 23:11:03,443 INFO L701 Elim1Store]: detected not equals via solver [2019-01-13 23:11:03,448 INFO L701 Elim1Store]: detected not equals via solver [2019-01-13 23:11:03,453 INFO L701 Elim1Store]: detected not equals via solver [2019-01-13 23:11:03,458 INFO L701 Elim1Store]: detected not equals via solver [2019-01-13 23:11:03,464 INFO L701 Elim1Store]: detected not equals via solver [2019-01-13 23:11:03,469 INFO L701 Elim1Store]: detected not equals via solver [2019-01-13 23:11:03,473 INFO L701 Elim1Store]: detected not equals via solver [2019-01-13 23:11:03,478 INFO L701 Elim1Store]: detected not equals via solver [2019-01-13 23:11:03,483 INFO L701 Elim1Store]: detected not equals via solver [2019-01-13 23:11:03,491 INFO L701 Elim1Store]: detected not equals via solver [2019-01-13 23:11:03,497 INFO L701 Elim1Store]: detected not equals via solver [2019-01-13 23:11:03,503 INFO L701 Elim1Store]: detected not equals via solver [2019-01-13 23:11:03,508 INFO L701 Elim1Store]: detected not equals via solver [2019-01-13 23:11:03,514 INFO L701 Elim1Store]: detected not equals via solver [2019-01-13 23:11:03,519 INFO L701 Elim1Store]: detected not equals via solver [2019-01-13 23:11:03,524 INFO L701 Elim1Store]: detected not equals via solver [2019-01-13 23:11:03,530 INFO L701 Elim1Store]: detected not equals via solver [2019-01-13 23:11:03,536 INFO L701 Elim1Store]: detected not equals via solver [2019-01-13 23:11:03,542 INFO L701 Elim1Store]: detected not equals via solver [2019-01-13 23:11:03,547 INFO L701 Elim1Store]: detected not equals via solver [2019-01-13 23:11:03,552 INFO L701 Elim1Store]: detected not equals via solver [2019-01-13 23:11:03,557 INFO L701 Elim1Store]: detected not equals via solver [2019-01-13 23:11:03,562 INFO L701 Elim1Store]: detected not equals via solver [2019-01-13 23:11:03,568 INFO L701 Elim1Store]: detected not equals via solver [2019-01-13 23:11:03,573 INFO L701 Elim1Store]: detected not equals via solver [2019-01-13 23:11:03,578 INFO L701 Elim1Store]: detected not equals via solver [2019-01-13 23:11:03,584 INFO L701 Elim1Store]: detected not equals via solver [2019-01-13 23:11:03,589 INFO L701 Elim1Store]: detected not equals via solver [2019-01-13 23:11:03,594 INFO L701 Elim1Store]: detected not equals via solver [2019-01-13 23:11:03,599 INFO L701 Elim1Store]: detected not equals via solver [2019-01-13 23:11:03,604 INFO L701 Elim1Store]: detected not equals via solver [2019-01-13 23:11:03,610 INFO L701 Elim1Store]: detected not equals via solver [2019-01-13 23:11:03,615 INFO L701 Elim1Store]: detected not equals via solver [2019-01-13 23:11:03,620 INFO L701 Elim1Store]: detected not equals via solver [2019-01-13 23:11:03,625 INFO L701 Elim1Store]: detected not equals via solver [2019-01-13 23:11:03,630 INFO L701 Elim1Store]: detected not equals via solver [2019-01-13 23:11:03,636 INFO L701 Elim1Store]: detected not equals via solver [2019-01-13 23:11:03,640 INFO L701 Elim1Store]: detected not equals via solver [2019-01-13 23:11:03,646 INFO L701 Elim1Store]: detected not equals via solver [2019-01-13 23:11:03,651 INFO L701 Elim1Store]: detected not equals via solver [2019-01-13 23:11:03,656 INFO L701 Elim1Store]: detected not equals via solver [2019-01-13 23:11:03,662 INFO L701 Elim1Store]: detected not equals via solver [2019-01-13 23:11:03,666 INFO L701 Elim1Store]: detected not equals via solver [2019-01-13 23:11:03,671 INFO L701 Elim1Store]: detected not equals via solver [2019-01-13 23:11:03,676 INFO L701 Elim1Store]: detected not equals via solver [2019-01-13 23:11:03,681 INFO L701 Elim1Store]: detected not equals via solver [2019-01-13 23:11:03,686 INFO L701 Elim1Store]: detected not equals via solver [2019-01-13 23:11:03,691 INFO L701 Elim1Store]: detected not equals via solver [2019-01-13 23:11:03,697 INFO L701 Elim1Store]: detected not equals via solver [2019-01-13 23:11:03,702 INFO L701 Elim1Store]: detected not equals via solver [2019-01-13 23:11:03,706 INFO L701 Elim1Store]: detected not equals via solver [2019-01-13 23:11:03,711 INFO L701 Elim1Store]: detected not equals via solver [2019-01-13 23:11:03,713 INFO L303 Elim1Store]: Index analysis took 394 ms [2019-01-13 23:11:03,716 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 [2019-01-13 23:11:03,717 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2019-01-13 23:11:04,376 INFO L267 ElimStorePlain]: Start of recursive call 2: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2019-01-13 23:11:04,545 INFO L267 ElimStorePlain]: Start of recursive call 1: 1 dim-2 vars, End of recursive call: and 1 xjuncts. [2019-01-13 23:11:04,545 INFO L202 ElimStorePlain]: Needed 3 recursive calls to eliminate 1 variables, input treesize:138, output treesize:134 [2019-01-13 23:11:04,926 WARN L181 SmtUtils]: Spent 167.00 ms on a formula simplification that was a NOOP. DAG size: 57 [2019-01-13 23:11:04,956 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 [2019-01-13 23:11:04,974 INFO L701 Elim1Store]: detected not equals via solver [2019-01-13 23:11:04,980 INFO L701 Elim1Store]: detected not equals via solver [2019-01-13 23:11:04,985 INFO L701 Elim1Store]: detected not equals via solver [2019-01-13 23:11:04,991 INFO L701 Elim1Store]: detected not equals via solver [2019-01-13 23:11:04,996 INFO L701 Elim1Store]: detected not equals via solver [2019-01-13 23:11:05,001 INFO L701 Elim1Store]: detected not equals via solver [2019-01-13 23:11:05,006 INFO L701 Elim1Store]: detected not equals via solver [2019-01-13 23:11:05,011 INFO L701 Elim1Store]: detected not equals via solver [2019-01-13 23:11:05,016 INFO L701 Elim1Store]: detected not equals via solver [2019-01-13 23:11:05,021 INFO L701 Elim1Store]: detected not equals via solver [2019-01-13 23:11:05,026 INFO L701 Elim1Store]: detected not equals via solver [2019-01-13 23:11:05,031 INFO L701 Elim1Store]: detected not equals via solver [2019-01-13 23:11:05,037 INFO L701 Elim1Store]: detected not equals via solver [2019-01-13 23:11:05,042 INFO L701 Elim1Store]: detected not equals via solver [2019-01-13 23:11:05,047 INFO L701 Elim1Store]: detected not equals via solver [2019-01-13 23:11:05,053 INFO L701 Elim1Store]: detected not equals via solver [2019-01-13 23:11:05,058 INFO L701 Elim1Store]: detected not equals via solver [2019-01-13 23:11:05,064 INFO L701 Elim1Store]: detected not equals via solver [2019-01-13 23:11:05,069 INFO L701 Elim1Store]: detected not equals via solver [2019-01-13 23:11:05,074 INFO L701 Elim1Store]: detected not equals via solver [2019-01-13 23:11:05,080 INFO L701 Elim1Store]: detected not equals via solver [2019-01-13 23:11:05,086 INFO L701 Elim1Store]: detected not equals via solver [2019-01-13 23:11:05,091 INFO L701 Elim1Store]: detected not equals via solver [2019-01-13 23:11:05,096 INFO L701 Elim1Store]: detected not equals via solver [2019-01-13 23:11:05,102 INFO L701 Elim1Store]: detected not equals via solver [2019-01-13 23:11:05,108 INFO L701 Elim1Store]: detected not equals via solver [2019-01-13 23:11:05,113 INFO L701 Elim1Store]: detected not equals via solver [2019-01-13 23:11:05,119 INFO L701 Elim1Store]: detected not equals via solver [2019-01-13 23:11:05,124 INFO L701 Elim1Store]: detected not equals via solver [2019-01-13 23:11:05,130 INFO L701 Elim1Store]: detected not equals via solver [2019-01-13 23:11:05,136 INFO L701 Elim1Store]: detected not equals via solver [2019-01-13 23:11:05,141 INFO L701 Elim1Store]: detected not equals via solver [2019-01-13 23:11:05,146 INFO L701 Elim1Store]: detected not equals via solver [2019-01-13 23:11:05,151 INFO L701 Elim1Store]: detected not equals via solver [2019-01-13 23:11:05,157 INFO L701 Elim1Store]: detected not equals via solver [2019-01-13 23:11:05,162 INFO L701 Elim1Store]: detected not equals via solver [2019-01-13 23:11:05,169 INFO L701 Elim1Store]: detected not equals via solver [2019-01-13 23:11:05,174 INFO L701 Elim1Store]: detected not equals via solver [2019-01-13 23:11:05,180 INFO L701 Elim1Store]: detected not equals via solver [2019-01-13 23:11:05,186 INFO L701 Elim1Store]: detected not equals via solver [2019-01-13 23:11:05,192 INFO L701 Elim1Store]: detected not equals via solver [2019-01-13 23:11:05,204 INFO L701 Elim1Store]: detected not equals via solver [2019-01-13 23:11:05,209 INFO L701 Elim1Store]: detected not equals via solver [2019-01-13 23:11:05,214 INFO L701 Elim1Store]: detected not equals via solver [2019-01-13 23:11:05,220 INFO L701 Elim1Store]: detected not equals via solver [2019-01-13 23:11:05,225 INFO L701 Elim1Store]: detected not equals via solver [2019-01-13 23:11:05,231 INFO L701 Elim1Store]: detected not equals via solver [2019-01-13 23:11:05,236 INFO L701 Elim1Store]: detected not equals via solver [2019-01-13 23:11:05,242 INFO L701 Elim1Store]: detected not equals via solver [2019-01-13 23:11:05,247 INFO L701 Elim1Store]: detected not equals via solver [2019-01-13 23:11:05,252 INFO L701 Elim1Store]: detected not equals via solver [2019-01-13 23:11:05,258 INFO L701 Elim1Store]: detected not equals via solver [2019-01-13 23:11:05,263 INFO L701 Elim1Store]: detected not equals via solver [2019-01-13 23:11:05,270 INFO L701 Elim1Store]: detected not equals via solver [2019-01-13 23:11:05,275 INFO L701 Elim1Store]: detected not equals via solver [2019-01-13 23:11:05,280 INFO L701 Elim1Store]: detected not equals via solver [2019-01-13 23:11:05,285 INFO L701 Elim1Store]: detected not equals via solver [2019-01-13 23:11:05,291 INFO L701 Elim1Store]: detected not equals via solver [2019-01-13 23:11:05,297 INFO L701 Elim1Store]: detected not equals via solver [2019-01-13 23:11:05,303 INFO L701 Elim1Store]: detected not equals via solver [2019-01-13 23:11:05,309 INFO L701 Elim1Store]: detected not equals via solver [2019-01-13 23:11:05,314 INFO L701 Elim1Store]: detected not equals via solver [2019-01-13 23:11:05,319 INFO L701 Elim1Store]: detected not equals via solver [2019-01-13 23:11:05,325 INFO L701 Elim1Store]: detected not equals via solver [2019-01-13 23:11:05,332 INFO L701 Elim1Store]: detected not equals via solver [2019-01-13 23:11:05,337 INFO L701 Elim1Store]: detected not equals via solver [2019-01-13 23:11:05,344 INFO L701 Elim1Store]: detected not equals via solver [2019-01-13 23:11:05,349 INFO L701 Elim1Store]: detected not equals via solver [2019-01-13 23:11:05,354 INFO L701 Elim1Store]: detected not equals via solver [2019-01-13 23:11:05,360 INFO L701 Elim1Store]: detected not equals via solver [2019-01-13 23:11:05,366 INFO L701 Elim1Store]: detected not equals via solver [2019-01-13 23:11:05,371 INFO L701 Elim1Store]: detected not equals via solver [2019-01-13 23:11:05,377 INFO L701 Elim1Store]: detected not equals via solver [2019-01-13 23:11:05,382 INFO L701 Elim1Store]: detected not equals via solver [2019-01-13 23:11:05,387 INFO L701 Elim1Store]: detected not equals via solver [2019-01-13 23:11:05,392 INFO L701 Elim1Store]: detected not equals via solver [2019-01-13 23:11:05,398 INFO L701 Elim1Store]: detected not equals via solver [2019-01-13 23:11:05,403 INFO L701 Elim1Store]: detected not equals via solver [2019-01-13 23:11:05,404 INFO L303 Elim1Store]: Index analysis took 445 ms [2019-01-13 23:11:05,408 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 [2019-01-13 23:11:05,409 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2019-01-13 23:11:06,422 INFO L267 ElimStorePlain]: Start of recursive call 2: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2019-01-13 23:11:06,613 INFO L267 ElimStorePlain]: Start of recursive call 1: 1 dim-2 vars, End of recursive call: and 1 xjuncts. [2019-01-13 23:11:06,614 INFO L202 ElimStorePlain]: Needed 3 recursive calls to eliminate 1 variables, input treesize:149, output treesize:145 [2019-01-13 23:11:07,035 WARN L181 SmtUtils]: Spent 188.00 ms on a formula simplification that was a NOOP. DAG size: 61 [2019-01-13 23:11:07,102 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 [2019-01-13 23:11:07,145 INFO L701 Elim1Store]: detected not equals via solver [2019-01-13 23:11:07,165 INFO L701 Elim1Store]: detected not equals via solver [2019-01-13 23:11:07,187 INFO L701 Elim1Store]: detected not equals via solver [2019-01-13 23:11:07,208 INFO L701 Elim1Store]: detected not equals via solver [2019-01-13 23:11:07,228 INFO L701 Elim1Store]: detected not equals via solver [2019-01-13 23:11:07,241 INFO L701 Elim1Store]: detected not equals via solver [2019-01-13 23:11:07,262 INFO L701 Elim1Store]: detected not equals via solver [2019-01-13 23:11:07,278 INFO L701 Elim1Store]: detected not equals via solver [2019-01-13 23:11:07,301 INFO L701 Elim1Store]: detected not equals via solver [2019-01-13 23:11:07,321 INFO L701 Elim1Store]: detected not equals via solver [2019-01-13 23:11:07,342 INFO L701 Elim1Store]: detected not equals via solver [2019-01-13 23:11:07,363 INFO L701 Elim1Store]: detected not equals via solver [2019-01-13 23:11:07,380 INFO L701 Elim1Store]: detected not equals via solver [2019-01-13 23:11:07,402 INFO L701 Elim1Store]: detected not equals via solver [2019-01-13 23:11:07,424 INFO L701 Elim1Store]: detected not equals via solver [2019-01-13 23:11:07,443 INFO L701 Elim1Store]: detected not equals via solver [2019-01-13 23:11:07,460 INFO L701 Elim1Store]: detected not equals via solver [2019-01-13 23:11:07,481 INFO L701 Elim1Store]: detected not equals via solver [2019-01-13 23:11:07,498 INFO L701 Elim1Store]: detected not equals via solver [2019-01-13 23:11:07,514 INFO L701 Elim1Store]: detected not equals via solver [2019-01-13 23:11:07,529 INFO L701 Elim1Store]: detected not equals via solver [2019-01-13 23:11:07,550 INFO L701 Elim1Store]: detected not equals via solver [2019-01-13 23:11:07,563 INFO L701 Elim1Store]: detected not equals via solver [2019-01-13 23:11:07,585 INFO L701 Elim1Store]: detected not equals via solver [2019-01-13 23:11:07,596 INFO L701 Elim1Store]: detected not equals via solver [2019-01-13 23:11:07,618 INFO L701 Elim1Store]: detected not equals via solver [2019-01-13 23:11:07,641 INFO L701 Elim1Store]: detected not equals via solver [2019-01-13 23:11:07,652 INFO L701 Elim1Store]: detected not equals via solver [2019-01-13 23:11:07,664 INFO L701 Elim1Store]: detected not equals via solver [2019-01-13 23:11:07,683 INFO L701 Elim1Store]: detected not equals via solver [2019-01-13 23:11:07,690 INFO L701 Elim1Store]: detected not equals via solver [2019-01-13 23:11:07,708 INFO L701 Elim1Store]: detected not equals via solver [2019-01-13 23:11:07,721 INFO L701 Elim1Store]: detected not equals via solver [2019-01-13 23:11:07,742 INFO L701 Elim1Store]: detected not equals via solver [2019-01-13 23:11:07,756 INFO L701 Elim1Store]: detected not equals via solver [2019-01-13 23:11:07,777 INFO L701 Elim1Store]: detected not equals via solver [2019-01-13 23:11:07,791 INFO L701 Elim1Store]: detected not equals via solver [2019-01-13 23:11:07,807 INFO L701 Elim1Store]: detected not equals via solver [2019-01-13 23:11:07,818 INFO L701 Elim1Store]: detected not equals via solver [2019-01-13 23:11:07,835 INFO L701 Elim1Store]: detected not equals via solver [2019-01-13 23:11:07,851 INFO L701 Elim1Store]: detected not equals via solver [2019-01-13 23:11:07,873 INFO L701 Elim1Store]: detected not equals via solver [2019-01-13 23:11:07,890 INFO L701 Elim1Store]: detected not equals via solver [2019-01-13 23:11:07,903 INFO L701 Elim1Store]: detected not equals via solver [2019-01-13 23:11:07,919 INFO L701 Elim1Store]: detected not equals via solver [2019-01-13 23:11:07,932 INFO L701 Elim1Store]: detected not equals via solver [2019-01-13 23:11:07,950 INFO L701 Elim1Store]: detected not equals via solver [2019-01-13 23:11:07,969 INFO L701 Elim1Store]: detected not equals via solver [2019-01-13 23:11:07,986 INFO L701 Elim1Store]: detected not equals via solver [2019-01-13 23:11:08,000 INFO L701 Elim1Store]: detected not equals via solver [2019-01-13 23:11:08,022 INFO L701 Elim1Store]: detected not equals via solver [2019-01-13 23:11:08,036 INFO L701 Elim1Store]: detected not equals via solver [2019-01-13 23:11:08,056 INFO L701 Elim1Store]: detected not equals via solver [2019-01-13 23:11:08,077 INFO L701 Elim1Store]: detected not equals via solver [2019-01-13 23:11:08,089 INFO L701 Elim1Store]: detected not equals via solver [2019-01-13 23:11:08,106 INFO L701 Elim1Store]: detected not equals via solver [2019-01-13 23:11:08,126 INFO L701 Elim1Store]: detected not equals via solver [2019-01-13 23:11:08,147 INFO L701 Elim1Store]: detected not equals via solver [2019-01-13 23:11:08,166 INFO L701 Elim1Store]: detected not equals via solver [2019-01-13 23:11:08,183 INFO L701 Elim1Store]: detected not equals via solver [2019-01-13 23:11:08,204 INFO L701 Elim1Store]: detected not equals via solver [2019-01-13 23:11:08,224 INFO L701 Elim1Store]: detected not equals via solver [2019-01-13 23:11:08,245 INFO L701 Elim1Store]: detected not equals via solver [2019-01-13 23:11:08,259 INFO L701 Elim1Store]: detected not equals via solver [2019-01-13 23:11:08,275 INFO L701 Elim1Store]: detected not equals via solver [2019-01-13 23:11:08,293 INFO L701 Elim1Store]: detected not equals via solver [2019-01-13 23:11:08,312 INFO L701 Elim1Store]: detected not equals via solver [2019-01-13 23:11:08,332 INFO L701 Elim1Store]: detected not equals via solver [2019-01-13 23:11:08,354 INFO L701 Elim1Store]: detected not equals via solver [2019-01-13 23:11:08,361 INFO L701 Elim1Store]: detected not equals via solver [2019-01-13 23:11:08,382 INFO L701 Elim1Store]: detected not equals via solver [2019-01-13 23:11:08,400 INFO L701 Elim1Store]: detected not equals via solver [2019-01-13 23:11:08,419 INFO L701 Elim1Store]: detected not equals via solver [2019-01-13 23:11:08,442 INFO L701 Elim1Store]: detected not equals via solver [2019-01-13 23:11:08,459 INFO L701 Elim1Store]: detected not equals via solver [2019-01-13 23:11:08,478 INFO L701 Elim1Store]: detected not equals via solver [2019-01-13 23:11:08,499 INFO L701 Elim1Store]: detected not equals via solver [2019-01-13 23:11:08,517 INFO L701 Elim1Store]: detected not equals via solver [2019-01-13 23:11:08,534 INFO L701 Elim1Store]: detected not equals via solver [2019-01-13 23:11:08,552 INFO L701 Elim1Store]: detected not equals via solver [2019-01-13 23:11:08,568 INFO L701 Elim1Store]: detected not equals via solver [2019-01-13 23:11:08,589 INFO L701 Elim1Store]: detected not equals via solver [2019-01-13 23:11:08,608 INFO L701 Elim1Store]: detected not equals via solver [2019-01-13 23:11:08,626 INFO L701 Elim1Store]: detected not equals via solver [2019-01-13 23:11:08,639 INFO L701 Elim1Store]: detected not equals via solver [2019-01-13 23:11:08,644 INFO L701 Elim1Store]: detected not equals via solver [2019-01-13 23:11:08,657 INFO L701 Elim1Store]: detected not equals via solver [2019-01-13 23:11:08,679 INFO L701 Elim1Store]: detected not equals via solver [2019-01-13 23:11:08,699 INFO L701 Elim1Store]: detected not equals via solver [2019-01-13 23:11:08,721 INFO L701 Elim1Store]: detected not equals via solver [2019-01-13 23:11:08,741 INFO L701 Elim1Store]: detected not equals via solver [2019-01-13 23:11:08,743 INFO L303 Elim1Store]: Index analysis took 1638 ms [2019-01-13 23:11:08,746 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 [2019-01-13 23:11:08,749 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2019-01-13 23:11:09,760 INFO L267 ElimStorePlain]: Start of recursive call 2: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2019-01-13 23:11:09,974 INFO L267 ElimStorePlain]: Start of recursive call 1: 1 dim-2 vars, End of recursive call: and 1 xjuncts. [2019-01-13 23:11:09,974 INFO L202 ElimStorePlain]: Needed 3 recursive calls to eliminate 1 variables, input treesize:160, output treesize:156 [2019-01-13 23:11:10,452 WARN L181 SmtUtils]: Spent 215.00 ms on a formula simplification that was a NOOP. DAG size: 65 [2019-01-13 23:11:10,509 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 [2019-01-13 23:11:10,541 INFO L701 Elim1Store]: detected not equals via solver [2019-01-13 23:11:10,546 INFO L701 Elim1Store]: detected not equals via solver [2019-01-13 23:11:10,552 INFO L701 Elim1Store]: detected not equals via solver [2019-01-13 23:11:10,559 INFO L701 Elim1Store]: detected not equals via solver [2019-01-13 23:11:10,564 INFO L701 Elim1Store]: detected not equals via solver [2019-01-13 23:11:10,570 INFO L701 Elim1Store]: detected not equals via solver [2019-01-13 23:11:10,575 INFO L701 Elim1Store]: detected not equals via solver [2019-01-13 23:11:10,581 INFO L701 Elim1Store]: detected not equals via solver [2019-01-13 23:11:10,587 INFO L701 Elim1Store]: detected not equals via solver [2019-01-13 23:11:10,593 INFO L701 Elim1Store]: detected not equals via solver [2019-01-13 23:11:10,598 INFO L701 Elim1Store]: detected not equals via solver [2019-01-13 23:11:10,603 INFO L701 Elim1Store]: detected not equals via solver [2019-01-13 23:11:10,608 INFO L701 Elim1Store]: detected not equals via solver [2019-01-13 23:11:10,614 INFO L701 Elim1Store]: detected not equals via solver [2019-01-13 23:11:10,620 INFO L701 Elim1Store]: detected not equals via solver [2019-01-13 23:11:10,627 INFO L701 Elim1Store]: detected not equals via solver [2019-01-13 23:11:10,632 INFO L701 Elim1Store]: detected not equals via solver [2019-01-13 23:11:10,637 INFO L701 Elim1Store]: detected not equals via solver [2019-01-13 23:11:10,642 INFO L701 Elim1Store]: detected not equals via solver [2019-01-13 23:11:10,648 INFO L701 Elim1Store]: detected not equals via solver [2019-01-13 23:11:10,655 INFO L701 Elim1Store]: detected not equals via solver [2019-01-13 23:11:10,661 INFO L701 Elim1Store]: detected not equals via solver [2019-01-13 23:11:10,665 INFO L701 Elim1Store]: detected not equals via solver [2019-01-13 23:11:10,671 INFO L701 Elim1Store]: detected not equals via solver [2019-01-13 23:11:10,677 INFO L701 Elim1Store]: detected not equals via solver [2019-01-13 23:11:10,683 INFO L701 Elim1Store]: detected not equals via solver [2019-01-13 23:11:10,690 INFO L701 Elim1Store]: detected not equals via solver [2019-01-13 23:11:10,697 INFO L701 Elim1Store]: detected not equals via solver [2019-01-13 23:11:10,704 INFO L701 Elim1Store]: detected not equals via solver [2019-01-13 23:11:10,710 INFO L701 Elim1Store]: detected not equals via solver [2019-01-13 23:11:10,716 INFO L701 Elim1Store]: detected not equals via solver [2019-01-13 23:11:10,721 INFO L701 Elim1Store]: detected not equals via solver [2019-01-13 23:11:10,727 INFO L701 Elim1Store]: detected not equals via solver [2019-01-13 23:11:10,733 INFO L701 Elim1Store]: detected not equals via solver [2019-01-13 23:11:10,740 INFO L701 Elim1Store]: detected not equals via solver [2019-01-13 23:11:10,746 INFO L701 Elim1Store]: detected not equals via solver [2019-01-13 23:11:10,753 INFO L701 Elim1Store]: detected not equals via solver [2019-01-13 23:11:10,759 INFO L701 Elim1Store]: detected not equals via solver [2019-01-13 23:11:10,764 INFO L701 Elim1Store]: detected not equals via solver [2019-01-13 23:11:10,769 INFO L701 Elim1Store]: detected not equals via solver [2019-01-13 23:11:10,774 INFO L701 Elim1Store]: detected not equals via solver [2019-01-13 23:11:10,780 INFO L701 Elim1Store]: detected not equals via solver [2019-01-13 23:11:10,785 INFO L701 Elim1Store]: detected not equals via solver [2019-01-13 23:11:10,792 INFO L701 Elim1Store]: detected not equals via solver [2019-01-13 23:11:10,797 INFO L701 Elim1Store]: detected not equals via solver [2019-01-13 23:11:10,802 INFO L701 Elim1Store]: detected not equals via solver [2019-01-13 23:11:10,806 INFO L701 Elim1Store]: detected not equals via solver [2019-01-13 23:11:10,812 INFO L701 Elim1Store]: detected not equals via solver [2019-01-13 23:11:10,818 INFO L701 Elim1Store]: detected not equals via solver [2019-01-13 23:11:10,826 INFO L701 Elim1Store]: detected not equals via solver [2019-01-13 23:11:10,830 INFO L701 Elim1Store]: detected not equals via solver [2019-01-13 23:11:10,835 INFO L701 Elim1Store]: detected not equals via solver [2019-01-13 23:11:10,842 INFO L701 Elim1Store]: detected not equals via solver [2019-01-13 23:11:10,848 INFO L701 Elim1Store]: detected not equals via solver [2019-01-13 23:11:10,854 INFO L701 Elim1Store]: detected not equals via solver [2019-01-13 23:11:10,861 INFO L701 Elim1Store]: detected not equals via solver [2019-01-13 23:11:10,867 INFO L701 Elim1Store]: detected not equals via solver [2019-01-13 23:11:10,873 INFO L701 Elim1Store]: detected not equals via solver [2019-01-13 23:11:10,879 INFO L701 Elim1Store]: detected not equals via solver [2019-01-13 23:11:10,886 INFO L701 Elim1Store]: detected not equals via solver [2019-01-13 23:11:10,892 INFO L701 Elim1Store]: detected not equals via solver [2019-01-13 23:11:10,898 INFO L701 Elim1Store]: detected not equals via solver [2019-01-13 23:11:10,904 INFO L701 Elim1Store]: detected not equals via solver [2019-01-13 23:11:10,910 INFO L701 Elim1Store]: detected not equals via solver [2019-01-13 23:11:10,916 INFO L701 Elim1Store]: detected not equals via solver [2019-01-13 23:11:10,922 INFO L701 Elim1Store]: detected not equals via solver [2019-01-13 23:11:10,929 INFO L701 Elim1Store]: detected not equals via solver [2019-01-13 23:11:10,935 INFO L701 Elim1Store]: detected not equals via solver [2019-01-13 23:11:10,941 INFO L701 Elim1Store]: detected not equals via solver [2019-01-13 23:11:10,947 INFO L701 Elim1Store]: detected not equals via solver [2019-01-13 23:11:10,953 INFO L701 Elim1Store]: detected not equals via solver [2019-01-13 23:11:10,959 INFO L701 Elim1Store]: detected not equals via solver [2019-01-13 23:11:10,965 INFO L701 Elim1Store]: detected not equals via solver [2019-01-13 23:11:10,970 INFO L701 Elim1Store]: detected not equals via solver [2019-01-13 23:11:10,978 INFO L701 Elim1Store]: detected not equals via solver [2019-01-13 23:11:10,984 INFO L701 Elim1Store]: detected not equals via solver [2019-01-13 23:11:10,991 INFO L701 Elim1Store]: detected not equals via solver [2019-01-13 23:11:10,998 INFO L701 Elim1Store]: detected not equals via solver [2019-01-13 23:11:11,004 INFO L701 Elim1Store]: detected not equals via solver [2019-01-13 23:11:11,010 INFO L701 Elim1Store]: detected not equals via solver [2019-01-13 23:11:11,016 INFO L701 Elim1Store]: detected not equals via solver [2019-01-13 23:11:11,022 INFO L701 Elim1Store]: detected not equals via solver [2019-01-13 23:11:11,028 INFO L701 Elim1Store]: detected not equals via solver [2019-01-13 23:11:11,035 INFO L701 Elim1Store]: detected not equals via solver [2019-01-13 23:11:11,040 INFO L701 Elim1Store]: detected not equals via solver [2019-01-13 23:11:11,047 INFO L701 Elim1Store]: detected not equals via solver [2019-01-13 23:11:11,052 INFO L701 Elim1Store]: detected not equals via solver [2019-01-13 23:11:11,058 INFO L701 Elim1Store]: detected not equals via solver [2019-01-13 23:11:11,064 INFO L701 Elim1Store]: detected not equals via solver [2019-01-13 23:11:11,070 INFO L701 Elim1Store]: detected not equals via solver [2019-01-13 23:11:11,076 INFO L701 Elim1Store]: detected not equals via solver [2019-01-13 23:11:11,082 INFO L701 Elim1Store]: detected not equals via solver [2019-01-13 23:11:11,088 INFO L701 Elim1Store]: detected not equals via solver [2019-01-13 23:11:11,094 INFO L701 Elim1Store]: detected not equals via solver [2019-01-13 23:11:11,101 INFO L701 Elim1Store]: detected not equals via solver [2019-01-13 23:11:11,107 INFO L701 Elim1Store]: detected not equals via solver [2019-01-13 23:11:11,114 INFO L701 Elim1Store]: detected not equals via solver [2019-01-13 23:11:11,120 INFO L701 Elim1Store]: detected not equals via solver [2019-01-13 23:11:11,126 INFO L701 Elim1Store]: detected not equals via solver [2019-01-13 23:11:11,133 INFO L701 Elim1Store]: detected not equals via solver [2019-01-13 23:11:11,139 INFO L701 Elim1Store]: detected not equals via solver [2019-01-13 23:11:11,146 INFO L701 Elim1Store]: detected not equals via solver [2019-01-13 23:11:11,152 INFO L701 Elim1Store]: detected not equals via solver [2019-01-13 23:11:11,159 INFO L701 Elim1Store]: detected not equals via solver [2019-01-13 23:11:11,165 INFO L701 Elim1Store]: detected not equals via solver [2019-01-13 23:11:11,167 INFO L303 Elim1Store]: Index analysis took 654 ms [2019-01-13 23:11:11,171 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 [2019-01-13 23:11:11,180 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2019-01-13 23:11:12,558 INFO L267 ElimStorePlain]: Start of recursive call 2: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2019-01-13 23:11:12,815 INFO L267 ElimStorePlain]: Start of recursive call 1: 1 dim-2 vars, End of recursive call: and 1 xjuncts. [2019-01-13 23:11:12,815 INFO L202 ElimStorePlain]: Needed 3 recursive calls to eliminate 1 variables, input treesize:171, output treesize:167 [2019-01-13 23:11:13,364 WARN L181 SmtUtils]: Spent 246.00 ms on a formula simplification that was a NOOP. DAG size: 69 [2019-01-13 23:11:13,441 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 [2019-01-13 23:11:13,486 INFO L701 Elim1Store]: detected not equals via solver [2019-01-13 23:11:13,509 INFO L701 Elim1Store]: detected not equals via solver [2019-01-13 23:11:13,528 INFO L701 Elim1Store]: detected not equals via solver [2019-01-13 23:11:13,550 INFO L701 Elim1Store]: detected not equals via solver [2019-01-13 23:11:13,577 INFO L701 Elim1Store]: detected not equals via solver [2019-01-13 23:11:13,599 INFO L701 Elim1Store]: detected not equals via solver [2019-01-13 23:11:13,628 INFO L701 Elim1Store]: detected not equals via solver [2019-01-13 23:11:13,647 INFO L701 Elim1Store]: detected not equals via solver [2019-01-13 23:11:13,664 INFO L701 Elim1Store]: detected not equals via solver [2019-01-13 23:11:13,686 INFO L701 Elim1Store]: detected not equals via solver [2019-01-13 23:11:13,702 INFO L701 Elim1Store]: detected not equals via solver [2019-01-13 23:11:13,723 INFO L701 Elim1Store]: detected not equals via solver [2019-01-13 23:11:13,738 INFO L701 Elim1Store]: detected not equals via solver [2019-01-13 23:11:13,761 INFO L701 Elim1Store]: detected not equals via solver [2019-01-13 23:11:13,789 INFO L701 Elim1Store]: detected not equals via solver [2019-01-13 23:11:13,812 INFO L701 Elim1Store]: detected not equals via solver [2019-01-13 23:11:13,831 INFO L701 Elim1Store]: detected not equals via solver [2019-01-13 23:11:13,849 INFO L701 Elim1Store]: detected not equals via solver [2019-01-13 23:11:13,874 INFO L701 Elim1Store]: detected not equals via solver [2019-01-13 23:11:13,892 INFO L701 Elim1Store]: detected not equals via solver [2019-01-13 23:11:13,913 INFO L701 Elim1Store]: detected not equals via solver [2019-01-13 23:11:13,937 INFO L701 Elim1Store]: detected not equals via solver [2019-01-13 23:11:13,963 INFO L701 Elim1Store]: detected not equals via solver [2019-01-13 23:11:13,979 INFO L701 Elim1Store]: detected not equals via solver [2019-01-13 23:11:14,000 INFO L701 Elim1Store]: detected not equals via solver [2019-01-13 23:11:14,023 INFO L701 Elim1Store]: detected not equals via solver [2019-01-13 23:11:14,050 INFO L701 Elim1Store]: detected not equals via solver [2019-01-13 23:11:14,072 INFO L701 Elim1Store]: detected not equals via solver [2019-01-13 23:11:14,098 INFO L701 Elim1Store]: detected not equals via solver [2019-01-13 23:11:14,121 INFO L701 Elim1Store]: detected not equals via solver [2019-01-13 23:11:14,148 INFO L701 Elim1Store]: detected not equals via solver [2019-01-13 23:11:14,175 INFO L701 Elim1Store]: detected not equals via solver [2019-01-13 23:11:14,194 INFO L701 Elim1Store]: detected not equals via solver [2019-01-13 23:11:14,218 INFO L701 Elim1Store]: detected not equals via solver [2019-01-13 23:11:14,245 INFO L701 Elim1Store]: detected not equals via solver [2019-01-13 23:11:14,268 INFO L701 Elim1Store]: detected not equals via solver [2019-01-13 23:11:14,287 INFO L701 Elim1Store]: detected not equals via solver [2019-01-13 23:11:14,308 INFO L701 Elim1Store]: detected not equals via solver [2019-01-13 23:11:14,330 INFO L701 Elim1Store]: detected not equals via solver [2019-01-13 23:11:14,351 INFO L701 Elim1Store]: detected not equals via solver [2019-01-13 23:11:14,378 INFO L701 Elim1Store]: detected not equals via solver [2019-01-13 23:11:14,399 INFO L701 Elim1Store]: detected not equals via solver [2019-01-13 23:11:14,423 INFO L701 Elim1Store]: detected not equals via solver [2019-01-13 23:11:14,447 INFO L701 Elim1Store]: detected not equals via solver [2019-01-13 23:11:14,474 INFO L701 Elim1Store]: detected not equals via solver [2019-01-13 23:11:14,498 INFO L701 Elim1Store]: detected not equals via solver [2019-01-13 23:11:14,509 INFO L701 Elim1Store]: detected not equals via solver [2019-01-13 23:11:14,527 INFO L701 Elim1Store]: detected not equals via solver [2019-01-13 23:11:14,551 INFO L701 Elim1Store]: detected not equals via solver [2019-01-13 23:11:14,575 INFO L701 Elim1Store]: detected not equals via solver [2019-01-13 23:11:14,601 INFO L701 Elim1Store]: detected not equals via solver [2019-01-13 23:11:14,627 INFO L701 Elim1Store]: detected not equals via solver [2019-01-13 23:11:14,646 INFO L701 Elim1Store]: detected not equals via solver [2019-01-13 23:11:14,672 INFO L701 Elim1Store]: detected not equals via solver [2019-01-13 23:11:14,696 INFO L701 Elim1Store]: detected not equals via solver [2019-01-13 23:11:14,720 INFO L701 Elim1Store]: detected not equals via solver [2019-01-13 23:11:14,740 INFO L701 Elim1Store]: detected not equals via solver [2019-01-13 23:11:14,758 INFO L701 Elim1Store]: detected not equals via solver [2019-01-13 23:11:14,774 INFO L701 Elim1Store]: detected not equals via solver [2019-01-13 23:11:14,794 INFO L701 Elim1Store]: detected not equals via solver [2019-01-13 23:11:14,820 INFO L701 Elim1Store]: detected not equals via solver [2019-01-13 23:11:14,843 INFO L701 Elim1Store]: detected not equals via solver [2019-01-13 23:11:14,872 INFO L701 Elim1Store]: detected not equals via solver [2019-01-13 23:11:14,901 INFO L701 Elim1Store]: detected not equals via solver [2019-01-13 23:11:14,923 INFO L701 Elim1Store]: detected not equals via solver [2019-01-13 23:11:14,947 INFO L701 Elim1Store]: detected not equals via solver [2019-01-13 23:11:14,966 INFO L701 Elim1Store]: detected not equals via solver [2019-01-13 23:11:14,997 INFO L701 Elim1Store]: detected not equals via solver [2019-01-13 23:11:15,020 INFO L701 Elim1Store]: detected not equals via solver [2019-01-13 23:11:15,041 INFO L701 Elim1Store]: detected not equals via solver [2019-01-13 23:11:15,068 INFO L701 Elim1Store]: detected not equals via solver [2019-01-13 23:11:15,091 INFO L701 Elim1Store]: detected not equals via solver [2019-01-13 23:11:15,114 INFO L701 Elim1Store]: detected not equals via solver [2019-01-13 23:11:15,122 INFO L701 Elim1Store]: detected not equals via solver [2019-01-13 23:11:15,147 INFO L701 Elim1Store]: detected not equals via solver [2019-01-13 23:11:15,167 INFO L701 Elim1Store]: detected not equals via solver [2019-01-13 23:11:15,187 INFO L701 Elim1Store]: detected not equals via solver [2019-01-13 23:11:15,208 INFO L701 Elim1Store]: detected not equals via solver [2019-01-13 23:11:15,229 INFO L701 Elim1Store]: detected not equals via solver [2019-01-13 23:11:15,247 INFO L701 Elim1Store]: detected not equals via solver [2019-01-13 23:11:15,274 INFO L701 Elim1Store]: detected not equals via solver [2019-01-13 23:11:15,293 INFO L701 Elim1Store]: detected not equals via solver [2019-01-13 23:11:15,315 INFO L701 Elim1Store]: detected not equals via solver [2019-01-13 23:11:15,343 INFO L701 Elim1Store]: detected not equals via solver [2019-01-13 23:11:15,363 INFO L701 Elim1Store]: detected not equals via solver [2019-01-13 23:11:15,385 INFO L701 Elim1Store]: detected not equals via solver [2019-01-13 23:11:15,407 INFO L701 Elim1Store]: detected not equals via solver [2019-01-13 23:11:15,426 INFO L701 Elim1Store]: detected not equals via solver [2019-01-13 23:11:15,453 INFO L701 Elim1Store]: detected not equals via solver [2019-01-13 23:11:15,474 INFO L701 Elim1Store]: detected not equals via solver [2019-01-13 23:11:15,489 INFO L701 Elim1Store]: detected not equals via solver [2019-01-13 23:11:15,513 INFO L701 Elim1Store]: detected not equals via solver [2019-01-13 23:11:15,536 INFO L701 Elim1Store]: detected not equals via solver [2019-01-13 23:11:15,555 INFO L701 Elim1Store]: detected not equals via solver [2019-01-13 23:11:15,578 INFO L701 Elim1Store]: detected not equals via solver [2019-01-13 23:11:15,605 INFO L701 Elim1Store]: detected not equals via solver [2019-01-13 23:11:15,630 INFO L701 Elim1Store]: detected not equals via solver [2019-01-13 23:11:15,658 INFO L701 Elim1Store]: detected not equals via solver [2019-01-13 23:11:15,673 INFO L701 Elim1Store]: detected not equals via solver [2019-01-13 23:11:15,700 INFO L701 Elim1Store]: detected not equals via solver [2019-01-13 23:11:15,718 INFO L701 Elim1Store]: detected not equals via solver [2019-01-13 23:11:15,744 INFO L701 Elim1Store]: detected not equals via solver [2019-01-13 23:11:15,759 INFO L701 Elim1Store]: detected not equals via solver [2019-01-13 23:11:15,782 INFO L701 Elim1Store]: detected not equals via solver [2019-01-13 23:11:15,806 INFO L701 Elim1Store]: detected not equals via solver [2019-01-13 23:11:15,835 INFO L701 Elim1Store]: detected not equals via solver [2019-01-13 23:11:15,861 INFO L701 Elim1Store]: detected not equals via solver [2019-01-13 23:11:15,888 INFO L701 Elim1Store]: detected not equals via solver [2019-01-13 23:11:15,905 INFO L701 Elim1Store]: detected not equals via solver [2019-01-13 23:11:15,924 INFO L701 Elim1Store]: detected not equals via solver [2019-01-13 23:11:15,948 INFO L701 Elim1Store]: detected not equals via solver [2019-01-13 23:11:15,970 INFO L701 Elim1Store]: detected not equals via solver [2019-01-13 23:11:15,997 INFO L701 Elim1Store]: detected not equals via solver [2019-01-13 23:11:16,016 INFO L701 Elim1Store]: detected not equals via solver [2019-01-13 23:11:16,043 INFO L701 Elim1Store]: detected not equals via solver [2019-01-13 23:11:16,062 INFO L701 Elim1Store]: detected not equals via solver [2019-01-13 23:11:16,076 INFO L701 Elim1Store]: detected not equals via solver [2019-01-13 23:11:16,100 INFO L701 Elim1Store]: detected not equals via solver [2019-01-13 23:11:16,124 INFO L701 Elim1Store]: detected not equals via solver [2019-01-13 23:11:16,138 INFO L701 Elim1Store]: detected not equals via solver [2019-01-13 23:11:16,143 INFO L303 Elim1Store]: Index analysis took 2697 ms [2019-01-13 23:11:16,148 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 [2019-01-13 23:11:16,151 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2019-01-13 23:11:17,775 INFO L267 ElimStorePlain]: Start of recursive call 2: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2019-01-13 23:11:18,030 INFO L267 ElimStorePlain]: Start of recursive call 1: 1 dim-2 vars, End of recursive call: and 1 xjuncts. [2019-01-13 23:11:18,030 INFO L202 ElimStorePlain]: Needed 3 recursive calls to eliminate 1 variables, input treesize:179, output treesize:175 [2019-01-13 23:11:18,672 WARN L181 SmtUtils]: Spent 264.00 ms on a formula simplification that was a NOOP. DAG size: 70 [2019-01-13 23:11:21,818 INFO L267 ElimStorePlain]: Start of recursive call 3: 1 dim-0 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2019-01-13 23:11:21,826 INFO L267 ElimStorePlain]: Start of recursive call 2: 1 dim-1 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2019-01-13 23:11:21,834 INFO L267 ElimStorePlain]: Start of recursive call 1: 1 dim-2 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2019-01-13 23:11:21,834 INFO L202 ElimStorePlain]: Needed 3 recursive calls to eliminate 1 variables, input treesize:42, output treesize:27 [2019-01-13 23:11:23,860 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 [2019-01-13 23:11:25,872 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 [2019-01-13 23:11:26,029 INFO L701 Elim1Store]: detected not equals via solver [2019-01-13 23:11:26,030 INFO L303 Elim1Store]: Index analysis took 151 ms [2019-01-13 23:11:26,031 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 [2019-01-13 23:11:26,225 INFO L701 Elim1Store]: detected not equals via solver [2019-01-13 23:11:26,307 INFO L701 Elim1Store]: detected not equals via solver [2019-01-13 23:11:26,379 INFO L701 Elim1Store]: detected not equals via solver [2019-01-13 23:11:26,449 INFO L701 Elim1Store]: detected not equals via solver [2019-01-13 23:11:26,527 INFO L701 Elim1Store]: detected not equals via solver [2019-01-13 23:11:26,597 INFO L701 Elim1Store]: detected not equals via solver [2019-01-13 23:11:26,681 INFO L701 Elim1Store]: detected not equals via solver [2019-01-13 23:11:26,757 INFO L701 Elim1Store]: detected not equals via solver [2019-01-13 23:11:26,832 INFO L701 Elim1Store]: detected not equals via solver [2019-01-13 23:11:26,908 INFO L701 Elim1Store]: detected not equals via solver [2019-01-13 23:11:26,984 INFO L701 Elim1Store]: detected not equals via solver [2019-01-13 23:11:27,059 INFO L701 Elim1Store]: detected not equals via solver [2019-01-13 23:11:27,133 INFO L701 Elim1Store]: detected not equals via solver [2019-01-13 23:11:27,205 INFO L701 Elim1Store]: detected not equals via solver [2019-01-13 23:11:27,278 INFO L701 Elim1Store]: detected not equals via solver [2019-01-13 23:11:27,347 INFO L701 Elim1Store]: detected not equals via solver [2019-01-13 23:11:27,421 INFO L701 Elim1Store]: detected not equals via solver [2019-01-13 23:11:27,493 INFO L701 Elim1Store]: detected not equals via solver [2019-01-13 23:11:27,568 INFO L701 Elim1Store]: detected not equals via solver [2019-01-13 23:11:27,634 INFO L701 Elim1Store]: detected not equals via solver [2019-01-13 23:11:27,711 INFO L701 Elim1Store]: detected not equals via solver [2019-01-13 23:11:27,771 INFO L701 Elim1Store]: detected not equals via solver [2019-01-13 23:11:27,849 INFO L701 Elim1Store]: detected not equals via solver [2019-01-13 23:11:27,927 INFO L701 Elim1Store]: detected not equals via solver [2019-01-13 23:11:27,992 INFO L701 Elim1Store]: detected not equals via solver [2019-01-13 23:11:28,056 INFO L701 Elim1Store]: detected not equals via solver [2019-01-13 23:11:28,129 INFO L701 Elim1Store]: detected not equals via solver [2019-01-13 23:11:28,200 INFO L701 Elim1Store]: detected not equals via solver [2019-01-13 23:11:28,275 INFO L701 Elim1Store]: detected not equals via solver [2019-01-13 23:11:28,350 INFO L701 Elim1Store]: detected not equals via solver [2019-01-13 23:11:28,427 INFO L701 Elim1Store]: detected not equals via solver [2019-01-13 23:11:28,500 INFO L701 Elim1Store]: detected not equals via solver [2019-01-13 23:11:28,577 INFO L701 Elim1Store]: detected not equals via solver [2019-01-13 23:11:28,654 INFO L701 Elim1Store]: detected not equals via solver [2019-01-13 23:11:28,727 INFO L701 Elim1Store]: detected not equals via solver [2019-01-13 23:11:28,803 INFO L701 Elim1Store]: detected not equals via solver [2019-01-13 23:11:28,884 INFO L701 Elim1Store]: detected not equals via solver [2019-01-13 23:11:28,961 INFO L701 Elim1Store]: detected not equals via solver [2019-01-13 23:11:29,040 INFO L701 Elim1Store]: detected not equals via solver [2019-01-13 23:11:29,120 INFO L701 Elim1Store]: detected not equals via solver [2019-01-13 23:11:29,193 INFO L701 Elim1Store]: detected not equals via solver [2019-01-13 23:11:29,272 INFO L701 Elim1Store]: detected not equals via solver [2019-01-13 23:11:29,355 INFO L701 Elim1Store]: detected not equals via solver [2019-01-13 23:11:29,427 INFO L701 Elim1Store]: detected not equals via solver [2019-01-13 23:11:29,504 INFO L701 Elim1Store]: detected not equals via solver [2019-01-13 23:11:29,580 INFO L701 Elim1Store]: detected not equals via solver [2019-01-13 23:11:29,658 INFO L701 Elim1Store]: detected not equals via solver [2019-01-13 23:11:29,741 INFO L701 Elim1Store]: detected not equals via solver [2019-01-13 23:11:29,816 INFO L701 Elim1Store]: detected not equals via solver [2019-01-13 23:11:29,884 INFO L701 Elim1Store]: detected not equals via solver [2019-01-13 23:11:29,960 INFO L701 Elim1Store]: detected not equals via solver [2019-01-13 23:11:30,040 INFO L701 Elim1Store]: detected not equals via solver [2019-01-13 23:11:30,114 INFO L701 Elim1Store]: detected not equals via solver [2019-01-13 23:11:30,192 INFO L701 Elim1Store]: detected not equals via solver [2019-01-13 23:11:30,269 INFO L701 Elim1Store]: detected not equals via solver [2019-01-13 23:11:30,346 INFO L701 Elim1Store]: detected not equals via solver [2019-01-13 23:11:30,421 INFO L701 Elim1Store]: detected not equals via solver [2019-01-13 23:11:30,496 INFO L701 Elim1Store]: detected not equals via solver [2019-01-13 23:11:30,580 INFO L701 Elim1Store]: detected not equals via solver [2019-01-13 23:11:30,654 INFO L701 Elim1Store]: detected not equals via solver [2019-01-13 23:11:30,733 INFO L701 Elim1Store]: detected not equals via solver [2019-01-13 23:11:30,810 INFO L701 Elim1Store]: detected not equals via solver [2019-01-13 23:11:31,025 INFO L701 Elim1Store]: detected not equals via solver [2019-01-13 23:11:31,085 INFO L701 Elim1Store]: detected not equals via solver [2019-01-13 23:11:31,160 INFO L701 Elim1Store]: detected not equals via solver [2019-01-13 23:11:31,231 INFO L701 Elim1Store]: detected not equals via solver [2019-01-13 23:11:31,303 INFO L701 Elim1Store]: detected not equals via solver [2019-01-13 23:11:31,374 INFO L701 Elim1Store]: detected not equals via solver [2019-01-13 23:11:31,447 INFO L701 Elim1Store]: detected not equals via solver [2019-01-13 23:11:31,520 INFO L701 Elim1Store]: detected not equals via solver [2019-01-13 23:11:31,588 INFO L701 Elim1Store]: detected not equals via solver [2019-01-13 23:11:31,662 INFO L701 Elim1Store]: detected not equals via solver [2019-01-13 23:11:31,740 INFO L701 Elim1Store]: detected not equals via solver [2019-01-13 23:11:31,822 INFO L701 Elim1Store]: detected not equals via solver [2019-01-13 23:11:31,896 INFO L701 Elim1Store]: detected not equals via solver [2019-01-13 23:11:31,977 INFO L701 Elim1Store]: detected not equals via solver [2019-01-13 23:11:32,058 INFO L701 Elim1Store]: detected not equals via solver [2019-01-13 23:11:32,139 INFO L701 Elim1Store]: detected not equals via solver [2019-01-13 23:11:32,221 INFO L701 Elim1Store]: detected not equals via solver [2019-01-13 23:11:32,299 INFO L701 Elim1Store]: detected not equals via solver [2019-01-13 23:11:32,381 INFO L701 Elim1Store]: detected not equals via solver [2019-01-13 23:11:32,455 INFO L701 Elim1Store]: detected not equals via solver [2019-01-13 23:11:32,536 INFO L701 Elim1Store]: detected not equals via solver [2019-01-13 23:11:32,605 INFO L701 Elim1Store]: detected not equals via solver [2019-01-13 23:11:32,675 INFO L701 Elim1Store]: detected not equals via solver [2019-01-13 23:11:32,756 INFO L701 Elim1Store]: detected not equals via solver [2019-01-13 23:11:32,833 INFO L701 Elim1Store]: detected not equals via solver [2019-01-13 23:11:32,912 INFO L701 Elim1Store]: detected not equals via solver [2019-01-13 23:11:32,991 INFO L701 Elim1Store]: detected not equals via solver [2019-01-13 23:11:33,072 INFO L701 Elim1Store]: detected not equals via solver [2019-01-13 23:11:33,154 INFO L701 Elim1Store]: detected not equals via solver [2019-01-13 23:11:33,222 INFO L701 Elim1Store]: detected not equals via solver [2019-01-13 23:11:33,301 INFO L701 Elim1Store]: detected not equals via solver [2019-01-13 23:11:33,379 INFO L701 Elim1Store]: detected not equals via solver [2019-01-13 23:11:33,456 INFO L701 Elim1Store]: detected not equals via solver [2019-01-13 23:11:33,535 INFO L701 Elim1Store]: detected not equals via solver [2019-01-13 23:11:33,617 INFO L701 Elim1Store]: detected not equals via solver [2019-01-13 23:11:33,696 INFO L701 Elim1Store]: detected not equals via solver [2019-01-13 23:11:33,775 INFO L701 Elim1Store]: detected not equals via solver [2019-01-13 23:11:33,850 INFO L701 Elim1Store]: detected not equals via solver [2019-01-13 23:11:33,926 INFO L701 Elim1Store]: detected not equals via solver [2019-01-13 23:11:34,001 INFO L701 Elim1Store]: detected not equals via solver [2019-01-13 23:11:34,078 INFO L701 Elim1Store]: detected not equals via solver [2019-01-13 23:11:34,156 INFO L701 Elim1Store]: detected not equals via solver [2019-01-13 23:11:34,225 INFO L701 Elim1Store]: detected not equals via solver [2019-01-13 23:11:34,297 INFO L701 Elim1Store]: detected not equals via solver [2019-01-13 23:11:34,372 INFO L701 Elim1Store]: detected not equals via solver [2019-01-13 23:11:34,448 INFO L701 Elim1Store]: detected not equals via solver [2019-01-13 23:11:34,667 INFO L701 Elim1Store]: detected not equals via solver [2019-01-13 23:11:34,886 INFO L701 Elim1Store]: detected not equals via solver [2019-01-13 23:11:34,954 INFO L701 Elim1Store]: detected not equals via solver [2019-01-13 23:11:35,022 INFO L701 Elim1Store]: detected not equals via solver [2019-01-13 23:11:35,230 INFO L701 Elim1Store]: detected not equals via solver [2019-01-13 23:11:35,308 INFO L701 Elim1Store]: detected not equals via solver [2019-01-13 23:11:35,387 INFO L701 Elim1Store]: detected not equals via solver [2019-01-13 23:11:35,458 INFO L701 Elim1Store]: detected not equals via solver [2019-01-13 23:11:35,532 INFO L701 Elim1Store]: detected not equals via solver [2019-01-13 23:11:35,611 INFO L701 Elim1Store]: detected not equals via solver [2019-01-13 23:11:35,699 INFO L701 Elim1Store]: detected not equals via solver [2019-01-13 23:11:35,777 INFO L701 Elim1Store]: detected not equals via solver [2019-01-13 23:11:35,857 INFO L701 Elim1Store]: detected not equals via solver [2019-01-13 23:11:35,936 INFO L701 Elim1Store]: detected not equals via solver [2019-01-13 23:11:36,015 INFO L701 Elim1Store]: detected not equals via solver [2019-01-13 23:11:36,072 INFO L701 Elim1Store]: detected not equals via solver [2019-01-13 23:11:36,153 INFO L701 Elim1Store]: detected not equals via solver [2019-01-13 23:11:36,226 INFO L701 Elim1Store]: detected not equals via solver [2019-01-13 23:11:36,307 INFO L701 Elim1Store]: detected not equals via solver [2019-01-13 23:11:36,380 INFO L701 Elim1Store]: detected not equals via solver [2019-01-13 23:11:36,464 INFO L701 Elim1Store]: detected not equals via solver [2019-01-13 23:11:36,544 INFO L701 Elim1Store]: detected not equals via solver [2019-01-13 23:11:36,621 INFO L701 Elim1Store]: detected not equals via solver [2019-01-13 23:11:36,700 INFO L701 Elim1Store]: detected not equals via solver [2019-01-13 23:11:36,783 INFO L701 Elim1Store]: detected not equals via solver [2019-01-13 23:11:36,784 INFO L683 Elim1Store]: detected equality via solver [2019-01-13 23:11:39,174 INFO L303 Elim1Store]: Index analysis took 13138 ms [2019-01-13 23:11:39,458 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 [2019-01-13 23:11:39,674 INFO L701 Elim1Store]: detected not equals via solver [2019-01-13 23:11:39,751 INFO L701 Elim1Store]: detected not equals via solver [2019-01-13 23:11:39,825 INFO L701 Elim1Store]: detected not equals via solver [2019-01-13 23:11:39,864 INFO L701 Elim1Store]: detected not equals via solver [2019-01-13 23:11:39,896 INFO L701 Elim1Store]: detected not equals via solver [2019-01-13 23:11:39,933 INFO L701 Elim1Store]: detected not equals via solver [2019-01-13 23:11:39,972 INFO L701 Elim1Store]: detected not equals via solver [2019-01-13 23:11:40,007 INFO L701 Elim1Store]: detected not equals via solver [2019-01-13 23:11:40,048 INFO L701 Elim1Store]: detected not equals via solver [2019-01-13 23:11:40,086 INFO L701 Elim1Store]: detected not equals via solver [2019-01-13 23:11:40,118 INFO L701 Elim1Store]: detected not equals via solver [2019-01-13 23:11:40,157 INFO L701 Elim1Store]: detected not equals via solver [2019-01-13 23:11:40,195 INFO L701 Elim1Store]: detected not equals via solver [2019-01-13 23:11:40,233 INFO L701 Elim1Store]: detected not equals via solver [2019-01-13 23:11:40,259 INFO L701 Elim1Store]: detected not equals via solver [2019-01-13 23:11:40,296 INFO L701 Elim1Store]: detected not equals via solver [2019-01-13 23:11:40,329 INFO L701 Elim1Store]: detected not equals via solver [2019-01-13 23:11:40,365 INFO L701 Elim1Store]: detected not equals via solver [2019-01-13 23:11:40,402 INFO L701 Elim1Store]: detected not equals via solver [2019-01-13 23:11:40,437 INFO L701 Elim1Store]: detected not equals via solver [2019-01-13 23:11:40,480 INFO L701 Elim1Store]: detected not equals via solver [2019-01-13 23:11:40,517 INFO L701 Elim1Store]: detected not equals via solver [2019-01-13 23:11:40,551 INFO L701 Elim1Store]: detected not equals via solver [2019-01-13 23:11:40,584 INFO L701 Elim1Store]: detected not equals via solver [2019-01-13 23:11:40,614 INFO L701 Elim1Store]: detected not equals via solver [2019-01-13 23:11:40,646 INFO L701 Elim1Store]: detected not equals via solver [2019-01-13 23:11:40,683 INFO L701 Elim1Store]: detected not equals via solver [2019-01-13 23:11:40,715 INFO L701 Elim1Store]: detected not equals via solver [2019-01-13 23:11:40,750 INFO L701 Elim1Store]: detected not equals via solver [2019-01-13 23:11:40,782 INFO L701 Elim1Store]: detected not equals via solver [2019-01-13 23:11:40,818 INFO L701 Elim1Store]: detected not equals via solver [2019-01-13 23:11:40,851 INFO L701 Elim1Store]: detected not equals via solver [2019-01-13 23:11:40,883 INFO L701 Elim1Store]: detected not equals via solver [2019-01-13 23:11:40,916 INFO L701 Elim1Store]: detected not equals via solver [2019-01-13 23:11:40,946 INFO L701 Elim1Store]: detected not equals via solver [2019-01-13 23:11:40,981 INFO L701 Elim1Store]: detected not equals via solver [2019-01-13 23:11:41,017 INFO L701 Elim1Store]: detected not equals via solver [2019-01-13 23:11:41,051 INFO L701 Elim1Store]: detected not equals via solver [2019-01-13 23:11:41,086 INFO L701 Elim1Store]: detected not equals via solver [2019-01-13 23:11:41,122 INFO L701 Elim1Store]: detected not equals via solver [2019-01-13 23:11:41,148 INFO L701 Elim1Store]: detected not equals via solver [2019-01-13 23:11:41,182 INFO L701 Elim1Store]: detected not equals via solver [2019-01-13 23:11:41,219 INFO L701 Elim1Store]: detected not equals via solver [2019-01-13 23:11:41,245 INFO L701 Elim1Store]: detected not equals via solver [2019-01-13 23:11:41,277 INFO L701 Elim1Store]: detected not equals via solver [2019-01-13 23:11:41,308 INFO L701 Elim1Store]: detected not equals via solver [2019-01-13 23:11:41,344 INFO L701 Elim1Store]: detected not equals via solver [2019-01-13 23:11:41,377 INFO L701 Elim1Store]: detected not equals via solver [2019-01-13 23:11:41,408 INFO L701 Elim1Store]: detected not equals via solver [2019-01-13 23:11:41,439 INFO L701 Elim1Store]: detected not equals via solver [2019-01-13 23:11:41,472 INFO L701 Elim1Store]: detected not equals via solver [2019-01-13 23:11:41,505 INFO L701 Elim1Store]: detected not equals via solver [2019-01-13 23:11:41,539 INFO L701 Elim1Store]: detected not equals via solver [2019-01-13 23:11:41,573 INFO L701 Elim1Store]: detected not equals via solver [2019-01-13 23:11:41,607 INFO L701 Elim1Store]: detected not equals via solver [2019-01-13 23:11:41,641 INFO L701 Elim1Store]: detected not equals via solver [2019-01-13 23:11:41,674 INFO L701 Elim1Store]: detected not equals via solver [2019-01-13 23:11:41,708 INFO L701 Elim1Store]: detected not equals via solver [2019-01-13 23:11:41,745 INFO L701 Elim1Store]: detected not equals via solver [2019-01-13 23:11:41,775 INFO L701 Elim1Store]: detected not equals via solver [2019-01-13 23:11:41,807 INFO L701 Elim1Store]: detected not equals via solver [2019-01-13 23:11:41,840 INFO L701 Elim1Store]: detected not equals via solver [2019-01-13 23:11:41,918 INFO L701 Elim1Store]: detected not equals via solver [2019-01-13 23:11:41,986 INFO L701 Elim1Store]: detected not equals via solver [2019-01-13 23:11:42,044 INFO L701 Elim1Store]: detected not equals via solver [2019-01-13 23:11:42,075 INFO L701 Elim1Store]: detected not equals via solver [2019-01-13 23:11:42,109 INFO L701 Elim1Store]: detected not equals via solver [2019-01-13 23:11:42,146 INFO L701 Elim1Store]: detected not equals via solver [2019-01-13 23:11:42,179 INFO L701 Elim1Store]: detected not equals via solver [2019-01-13 23:11:42,208 INFO L701 Elim1Store]: detected not equals via solver [2019-01-13 23:11:42,236 INFO L701 Elim1Store]: detected not equals via solver [2019-01-13 23:11:42,266 INFO L701 Elim1Store]: detected not equals via solver [2019-01-13 23:11:42,301 INFO L701 Elim1Store]: detected not equals via solver [2019-01-13 23:11:42,339 INFO L701 Elim1Store]: detected not equals via solver [2019-01-13 23:11:42,373 INFO L701 Elim1Store]: detected not equals via solver [2019-01-13 23:11:42,408 INFO L701 Elim1Store]: detected not equals via solver [2019-01-13 23:11:42,442 INFO L701 Elim1Store]: detected not equals via solver [2019-01-13 23:11:42,474 INFO L701 Elim1Store]: detected not equals via solver [2019-01-13 23:11:42,509 INFO L701 Elim1Store]: detected not equals via solver [2019-01-13 23:11:42,543 INFO L701 Elim1Store]: detected not equals via solver [2019-01-13 23:11:42,575 INFO L701 Elim1Store]: detected not equals via solver [2019-01-13 23:11:42,612 INFO L701 Elim1Store]: detected not equals via solver [2019-01-13 23:11:42,648 INFO L701 Elim1Store]: detected not equals via solver [2019-01-13 23:11:42,682 INFO L701 Elim1Store]: detected not equals via solver [2019-01-13 23:11:42,717 INFO L701 Elim1Store]: detected not equals via solver [2019-01-13 23:11:42,751 INFO L701 Elim1Store]: detected not equals via solver [2019-01-13 23:11:42,785 INFO L701 Elim1Store]: detected not equals via solver [2019-01-13 23:11:42,820 INFO L701 Elim1Store]: detected not equals via solver [2019-01-13 23:11:42,853 INFO L701 Elim1Store]: detected not equals via solver [2019-01-13 23:11:42,890 INFO L701 Elim1Store]: detected not equals via solver [2019-01-13 23:11:42,925 INFO L701 Elim1Store]: detected not equals via solver [2019-01-13 23:11:42,959 INFO L701 Elim1Store]: detected not equals via solver [2019-01-13 23:11:42,993 INFO L701 Elim1Store]: detected not equals via solver [2019-01-13 23:11:43,029 INFO L701 Elim1Store]: detected not equals via solver [2019-01-13 23:11:43,059 INFO L701 Elim1Store]: detected not equals via solver [2019-01-13 23:11:43,094 INFO L701 Elim1Store]: detected not equals via solver [2019-01-13 23:11:43,130 INFO L701 Elim1Store]: detected not equals via solver [2019-01-13 23:11:43,160 INFO L701 Elim1Store]: detected not equals via solver [2019-01-13 23:11:43,193 INFO L701 Elim1Store]: detected not equals via solver [2019-01-13 23:11:43,228 INFO L701 Elim1Store]: detected not equals via solver [2019-01-13 23:11:43,263 INFO L701 Elim1Store]: detected not equals via solver [2019-01-13 23:11:43,292 INFO L701 Elim1Store]: detected not equals via solver [2019-01-13 23:11:43,325 INFO L701 Elim1Store]: detected not equals via solver [2019-01-13 23:11:43,357 INFO L701 Elim1Store]: detected not equals via solver [2019-01-13 23:11:43,392 INFO L701 Elim1Store]: detected not equals via solver [2019-01-13 23:11:43,428 INFO L701 Elim1Store]: detected not equals via solver [2019-01-13 23:11:43,462 INFO L701 Elim1Store]: detected not equals via solver [2019-01-13 23:11:43,497 INFO L701 Elim1Store]: detected not equals via solver [2019-01-13 23:11:43,533 INFO L701 Elim1Store]: detected not equals via solver [2019-01-13 23:11:43,570 INFO L701 Elim1Store]: detected not equals via solver [2019-01-13 23:11:43,601 INFO L701 Elim1Store]: detected not equals via solver [2019-01-13 23:11:43,636 INFO L701 Elim1Store]: detected not equals via solver [2019-01-13 23:11:43,670 INFO L701 Elim1Store]: detected not equals via solver [2019-01-13 23:11:43,707 INFO L701 Elim1Store]: detected not equals via solver [2019-01-13 23:11:43,742 INFO L701 Elim1Store]: detected not equals via solver [2019-01-13 23:11:43,781 INFO L701 Elim1Store]: detected not equals via solver [2019-01-13 23:11:43,814 INFO L701 Elim1Store]: detected not equals via solver [2019-01-13 23:11:43,848 INFO L701 Elim1Store]: detected not equals via solver [2019-01-13 23:11:43,879 INFO L701 Elim1Store]: detected not equals via solver [2019-01-13 23:11:43,914 INFO L701 Elim1Store]: detected not equals via solver [2019-01-13 23:11:43,950 INFO L701 Elim1Store]: detected not equals via solver [2019-01-13 23:11:44,013 INFO L303 Elim1Store]: Index analysis took 4489 ms [2019-01-13 23:11:44,016 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 [2019-01-13 23:11:45,107 WARN L181 SmtUtils]: Spent 1.08 s on a formula simplification. DAG size of input: 80 DAG size of output: 77 [2019-01-13 23:11:45,168 INFO L701 Elim1Store]: detected not equals via solver [2019-01-13 23:11:45,189 INFO L701 Elim1Store]: detected not equals via solver [2019-01-13 23:11:45,203 INFO L701 Elim1Store]: detected not equals via solver [2019-01-13 23:11:45,215 INFO L701 Elim1Store]: detected not equals via solver [2019-01-13 23:11:45,227 INFO L701 Elim1Store]: detected not equals via solver [2019-01-13 23:11:45,241 INFO L701 Elim1Store]: detected not equals via solver [2019-01-13 23:11:45,255 INFO L701 Elim1Store]: detected not equals via solver [2019-01-13 23:11:45,269 INFO L701 Elim1Store]: detected not equals via solver [2019-01-13 23:11:45,283 INFO L701 Elim1Store]: detected not equals via solver [2019-01-13 23:11:45,297 INFO L701 Elim1Store]: detected not equals via solver [2019-01-13 23:11:45,311 INFO L701 Elim1Store]: detected not equals via solver [2019-01-13 23:11:45,326 INFO L701 Elim1Store]: detected not equals via solver [2019-01-13 23:11:45,341 INFO L701 Elim1Store]: detected not equals via solver [2019-01-13 23:11:45,356 INFO L701 Elim1Store]: detected not equals via solver [2019-01-13 23:11:45,369 INFO L701 Elim1Store]: detected not equals via solver [2019-01-13 23:11:45,384 INFO L701 Elim1Store]: detected not equals via solver [2019-01-13 23:11:45,397 INFO L701 Elim1Store]: detected not equals via solver [2019-01-13 23:11:45,413 INFO L701 Elim1Store]: detected not equals via solver [2019-01-13 23:11:45,427 INFO L701 Elim1Store]: detected not equals via solver [2019-01-13 23:11:45,440 INFO L701 Elim1Store]: detected not equals via solver [2019-01-13 23:11:45,453 INFO L701 Elim1Store]: detected not equals via solver [2019-01-13 23:11:45,468 INFO L701 Elim1Store]: detected not equals via solver [2019-01-13 23:11:45,479 INFO L701 Elim1Store]: detected not equals via solver [2019-01-13 23:11:45,494 INFO L701 Elim1Store]: detected not equals via solver [2019-01-13 23:11:45,507 INFO L701 Elim1Store]: detected not equals via solver [2019-01-13 23:11:45,521 INFO L701 Elim1Store]: detected not equals via solver [2019-01-13 23:11:45,533 INFO L701 Elim1Store]: detected not equals via solver [2019-01-13 23:11:45,544 INFO L701 Elim1Store]: detected not equals via solver [2019-01-13 23:11:45,557 INFO L701 Elim1Store]: detected not equals via solver [2019-01-13 23:11:45,570 INFO L701 Elim1Store]: detected not equals via solver [2019-01-13 23:11:45,585 INFO L701 Elim1Store]: detected not equals via solver [2019-01-13 23:11:45,598 INFO L701 Elim1Store]: detected not equals via solver [2019-01-13 23:11:45,613 INFO L701 Elim1Store]: detected not equals via solver [2019-01-13 23:11:45,623 INFO L701 Elim1Store]: detected not equals via solver [2019-01-13 23:11:45,635 INFO L701 Elim1Store]: detected not equals via solver [2019-01-13 23:11:45,645 INFO L701 Elim1Store]: detected not equals via solver [2019-01-13 23:11:45,656 INFO L701 Elim1Store]: detected not equals via solver [2019-01-13 23:11:45,668 INFO L701 Elim1Store]: detected not equals via solver [2019-01-13 23:11:45,681 INFO L701 Elim1Store]: detected not equals via solver [2019-01-13 23:11:45,695 INFO L701 Elim1Store]: detected not equals via solver [2019-01-13 23:11:45,707 INFO L701 Elim1Store]: detected not equals via solver [2019-01-13 23:11:45,720 INFO L701 Elim1Store]: detected not equals via solver [2019-01-13 23:11:45,732 INFO L701 Elim1Store]: detected not equals via solver [2019-01-13 23:11:45,746 INFO L701 Elim1Store]: detected not equals via solver [2019-01-13 23:11:45,756 INFO L701 Elim1Store]: detected not equals via solver [2019-01-13 23:11:45,769 INFO L701 Elim1Store]: detected not equals via solver [2019-01-13 23:11:45,781 INFO L701 Elim1Store]: detected not equals via solver [2019-01-13 23:11:45,794 INFO L701 Elim1Store]: detected not equals via solver [2019-01-13 23:11:45,810 INFO L701 Elim1Store]: detected not equals via solver [2019-01-13 23:11:45,820 INFO L701 Elim1Store]: detected not equals via solver [2019-01-13 23:11:45,832 INFO L701 Elim1Store]: detected not equals via solver [2019-01-13 23:11:45,846 INFO L701 Elim1Store]: detected not equals via solver [2019-01-13 23:11:45,859 INFO L701 Elim1Store]: detected not equals via solver [2019-01-13 23:11:45,873 INFO L701 Elim1Store]: detected not equals via solver [2019-01-13 23:11:45,887 INFO L701 Elim1Store]: detected not equals via solver [2019-01-13 23:11:45,899 INFO L701 Elim1Store]: detected not equals via solver [2019-01-13 23:11:45,913 INFO L701 Elim1Store]: detected not equals via solver [2019-01-13 23:11:45,924 INFO L701 Elim1Store]: detected not equals via solver [2019-01-13 23:11:45,938 INFO L701 Elim1Store]: detected not equals via solver [2019-01-13 23:11:45,950 INFO L701 Elim1Store]: detected not equals via solver [2019-01-13 23:11:45,964 INFO L701 Elim1Store]: detected not equals via solver [2019-01-13 23:11:45,976 INFO L701 Elim1Store]: detected not equals via solver [2019-01-13 23:11:45,988 INFO L701 Elim1Store]: detected not equals via solver [2019-01-13 23:11:46,002 INFO L701 Elim1Store]: detected not equals via solver [2019-01-13 23:11:46,016 INFO L701 Elim1Store]: detected not equals via solver [2019-01-13 23:11:46,028 INFO L701 Elim1Store]: detected not equals via solver [2019-01-13 23:11:46,042 INFO L701 Elim1Store]: detected not equals via solver [2019-01-13 23:11:46,053 INFO L701 Elim1Store]: detected not equals via solver [2019-01-13 23:11:46,065 INFO L701 Elim1Store]: detected not equals via solver [2019-01-13 23:11:46,076 INFO L701 Elim1Store]: detected not equals via solver [2019-01-13 23:11:46,087 INFO L701 Elim1Store]: detected not equals via solver [2019-01-13 23:11:46,099 INFO L701 Elim1Store]: detected not equals via solver [2019-01-13 23:11:46,111 INFO L701 Elim1Store]: detected not equals via solver [2019-01-13 23:11:46,124 INFO L701 Elim1Store]: detected not equals via solver [2019-01-13 23:11:46,138 INFO L701 Elim1Store]: detected not equals via solver [2019-01-13 23:11:46,150 INFO L701 Elim1Store]: detected not equals via solver [2019-01-13 23:11:46,161 INFO L701 Elim1Store]: detected not equals via solver [2019-01-13 23:11:46,174 INFO L701 Elim1Store]: detected not equals via solver [2019-01-13 23:11:46,187 INFO L701 Elim1Store]: detected not equals via solver [2019-01-13 23:11:46,201 INFO L701 Elim1Store]: detected not equals via solver [2019-01-13 23:11:46,212 INFO L701 Elim1Store]: detected not equals via solver [2019-01-13 23:11:46,221 INFO L701 Elim1Store]: detected not equals via solver [2019-01-13 23:11:46,234 INFO L701 Elim1Store]: detected not equals via solver [2019-01-13 23:11:46,247 INFO L701 Elim1Store]: detected not equals via solver [2019-01-13 23:11:46,259 INFO L701 Elim1Store]: detected not equals via solver [2019-01-13 23:11:46,271 INFO L701 Elim1Store]: detected not equals via solver [2019-01-13 23:11:46,283 INFO L701 Elim1Store]: detected not equals via solver [2019-01-13 23:11:46,295 INFO L701 Elim1Store]: detected not equals via solver [2019-01-13 23:11:46,309 INFO L701 Elim1Store]: detected not equals via solver [2019-01-13 23:11:46,321 INFO L701 Elim1Store]: detected not equals via solver [2019-01-13 23:11:46,334 INFO L701 Elim1Store]: detected not equals via solver [2019-01-13 23:11:46,348 INFO L701 Elim1Store]: detected not equals via solver [2019-01-13 23:11:46,360 INFO L701 Elim1Store]: detected not equals via solver [2019-01-13 23:11:46,375 INFO L701 Elim1Store]: detected not equals via solver [2019-01-13 23:11:46,386 INFO L701 Elim1Store]: detected not equals via solver [2019-01-13 23:11:46,400 INFO L701 Elim1Store]: detected not equals via solver [2019-01-13 23:11:46,412 INFO L701 Elim1Store]: detected not equals via solver [2019-01-13 23:11:46,427 INFO L701 Elim1Store]: detected not equals via solver [2019-01-13 23:11:46,440 INFO L701 Elim1Store]: detected not equals via solver [2019-01-13 23:11:46,452 INFO L701 Elim1Store]: detected not equals via solver [2019-01-13 23:11:46,465 INFO L701 Elim1Store]: detected not equals via solver [2019-01-13 23:11:46,478 INFO L701 Elim1Store]: detected not equals via solver [2019-01-13 23:11:46,490 INFO L701 Elim1Store]: detected not equals via solver [2019-01-13 23:11:46,503 INFO L701 Elim1Store]: detected not equals via solver [2019-01-13 23:11:46,517 INFO L701 Elim1Store]: detected not equals via solver [2019-01-13 23:11:46,528 INFO L701 Elim1Store]: detected not equals via solver [2019-01-13 23:11:46,571 INFO L303 Elim1Store]: Index analysis took 1460 ms [2019-01-13 23:11:46,574 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 [2019-01-13 23:11:46,576 INFO L267 ElimStorePlain]: Start of recursive call 5: End of recursive call: and 1 xjuncts. [2019-01-13 23:11:47,290 INFO L267 ElimStorePlain]: Start of recursive call 4: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2019-01-13 23:11:49,465 INFO L701 Elim1Store]: detected not equals via solver [2019-01-13 23:11:49,508 INFO L701 Elim1Store]: detected not equals via solver [2019-01-13 23:11:49,547 INFO L701 Elim1Store]: detected not equals via solver [2019-01-13 23:11:49,590 INFO L701 Elim1Store]: detected not equals via solver [2019-01-13 23:11:49,631 INFO L701 Elim1Store]: detected not equals via solver [2019-01-13 23:11:49,671 INFO L701 Elim1Store]: detected not equals via solver [2019-01-13 23:11:49,709 INFO L701 Elim1Store]: detected not equals via solver [2019-01-13 23:11:49,749 INFO L701 Elim1Store]: detected not equals via solver [2019-01-13 23:11:49,784 INFO L701 Elim1Store]: detected not equals via solver [2019-01-13 23:11:49,824 INFO L701 Elim1Store]: detected not equals via solver [2019-01-13 23:11:49,866 INFO L701 Elim1Store]: detected not equals via solver [2019-01-13 23:11:49,905 INFO L701 Elim1Store]: detected not equals via solver [2019-01-13 23:11:49,948 INFO L701 Elim1Store]: detected not equals via solver [2019-01-13 23:11:49,987 INFO L701 Elim1Store]: detected not equals via solver [2019-01-13 23:11:50,027 INFO L701 Elim1Store]: detected not equals via solver [2019-01-13 23:11:50,063 INFO L701 Elim1Store]: detected not equals via solver [2019-01-13 23:11:50,104 INFO L701 Elim1Store]: detected not equals via solver [2019-01-13 23:11:50,147 INFO L701 Elim1Store]: detected not equals via solver [2019-01-13 23:11:50,188 INFO L701 Elim1Store]: detected not equals via solver [2019-01-13 23:11:50,228 INFO L701 Elim1Store]: detected not equals via solver [2019-01-13 23:11:50,265 INFO L701 Elim1Store]: detected not equals via solver [2019-01-13 23:11:50,305 INFO L701 Elim1Store]: detected not equals via solver [2019-01-13 23:11:50,346 INFO L701 Elim1Store]: detected not equals via solver [2019-01-13 23:11:50,383 INFO L701 Elim1Store]: detected not equals via solver [2019-01-13 23:11:50,425 INFO L701 Elim1Store]: detected not equals via solver [2019-01-13 23:11:50,467 INFO L701 Elim1Store]: detected not equals via solver [2019-01-13 23:11:50,508 INFO L701 Elim1Store]: detected not equals via solver [2019-01-13 23:11:50,544 INFO L701 Elim1Store]: detected not equals via solver [2019-01-13 23:11:50,574 INFO L701 Elim1Store]: detected not equals via solver [2019-01-13 23:11:50,615 INFO L701 Elim1Store]: detected not equals via solver [2019-01-13 23:11:50,655 INFO L701 Elim1Store]: detected not equals via solver [2019-01-13 23:11:50,700 INFO L701 Elim1Store]: detected not equals via solver [2019-01-13 23:11:50,739 INFO L701 Elim1Store]: detected not equals via solver [2019-01-13 23:11:50,782 INFO L701 Elim1Store]: detected not equals via solver [2019-01-13 23:11:50,824 INFO L701 Elim1Store]: detected not equals via solver [2019-01-13 23:11:50,860 INFO L701 Elim1Store]: detected not equals via solver [2019-01-13 23:11:50,901 INFO L701 Elim1Store]: detected not equals via solver [2019-01-13 23:11:50,939 INFO L701 Elim1Store]: detected not equals via solver [2019-01-13 23:11:50,982 INFO L701 Elim1Store]: detected not equals via solver [2019-01-13 23:11:51,025 INFO L701 Elim1Store]: detected not equals via solver [2019-01-13 23:11:51,067 INFO L701 Elim1Store]: detected not equals via solver [2019-01-13 23:11:51,105 INFO L701 Elim1Store]: detected not equals via solver [2019-01-13 23:11:51,146 INFO L701 Elim1Store]: detected not equals via solver [2019-01-13 23:11:51,184 INFO L701 Elim1Store]: detected not equals via solver [2019-01-13 23:11:51,220 INFO L701 Elim1Store]: detected not equals via solver [2019-01-13 23:11:51,257 INFO L701 Elim1Store]: detected not equals via solver [2019-01-13 23:11:51,285 INFO L701 Elim1Store]: detected not equals via solver [2019-01-13 23:11:51,325 INFO L701 Elim1Store]: detected not equals via solver [2019-01-13 23:11:51,369 INFO L701 Elim1Store]: detected not equals via solver [2019-01-13 23:11:51,401 INFO L701 Elim1Store]: detected not equals via solver [2019-01-13 23:11:51,440 INFO L701 Elim1Store]: detected not equals via solver [2019-01-13 23:11:51,477 INFO L701 Elim1Store]: detected not equals via solver [2019-01-13 23:11:51,519 INFO L701 Elim1Store]: detected not equals via solver [2019-01-13 23:11:51,557 INFO L701 Elim1Store]: detected not equals via solver [2019-01-13 23:11:51,595 INFO L701 Elim1Store]: detected not equals via solver [2019-01-13 23:11:51,627 INFO L701 Elim1Store]: detected not equals via solver [2019-01-13 23:11:51,669 INFO L701 Elim1Store]: detected not equals via solver [2019-01-13 23:11:51,704 INFO L701 Elim1Store]: detected not equals via solver [2019-01-13 23:11:51,742 INFO L701 Elim1Store]: detected not equals via solver [2019-01-13 23:11:51,781 INFO L701 Elim1Store]: detected not equals via solver [2019-01-13 23:11:51,824 INFO L701 Elim1Store]: detected not equals via solver [2019-01-13 23:11:51,863 INFO L701 Elim1Store]: detected not equals via solver [2019-01-13 23:11:51,967 INFO L701 Elim1Store]: detected not equals via solver [2019-01-13 23:11:52,007 INFO L701 Elim1Store]: detected not equals via solver [2019-01-13 23:11:52,048 INFO L701 Elim1Store]: detected not equals via solver [2019-01-13 23:11:52,085 INFO L701 Elim1Store]: detected not equals via solver [2019-01-13 23:11:52,121 INFO L701 Elim1Store]: detected not equals via solver [2019-01-13 23:11:52,161 INFO L701 Elim1Store]: detected not equals via solver [2019-01-13 23:11:52,203 INFO L701 Elim1Store]: detected not equals via solver [2019-01-13 23:11:52,242 INFO L701 Elim1Store]: detected not equals via solver [2019-01-13 23:11:52,278 INFO L701 Elim1Store]: detected not equals via solver [2019-01-13 23:11:52,316 INFO L701 Elim1Store]: detected not equals via solver [2019-01-13 23:11:52,358 INFO L701 Elim1Store]: detected not equals via solver [2019-01-13 23:11:52,392 INFO L701 Elim1Store]: detected not equals via solver [2019-01-13 23:11:52,434 INFO L701 Elim1Store]: detected not equals via solver [2019-01-13 23:11:52,476 INFO L701 Elim1Store]: detected not equals via solver [2019-01-13 23:11:52,515 INFO L701 Elim1Store]: detected not equals via solver [2019-01-13 23:11:52,547 INFO L701 Elim1Store]: detected not equals via solver [2019-01-13 23:11:52,587 INFO L701 Elim1Store]: detected not equals via solver [2019-01-13 23:11:52,628 INFO L701 Elim1Store]: detected not equals via solver [2019-01-13 23:11:52,669 INFO L701 Elim1Store]: detected not equals via solver [2019-01-13 23:11:52,710 INFO L701 Elim1Store]: detected not equals via solver [2019-01-13 23:11:52,748 INFO L701 Elim1Store]: detected not equals via solver [2019-01-13 23:11:52,791 INFO L701 Elim1Store]: detected not equals via solver [2019-01-13 23:11:52,830 INFO L701 Elim1Store]: detected not equals via solver [2019-01-13 23:11:52,872 INFO L701 Elim1Store]: detected not equals via solver [2019-01-13 23:11:52,900 INFO L701 Elim1Store]: detected not equals via solver [2019-01-13 23:11:52,941 INFO L701 Elim1Store]: detected not equals via solver [2019-01-13 23:11:52,985 INFO L701 Elim1Store]: detected not equals via solver [2019-01-13 23:11:53,024 INFO L701 Elim1Store]: detected not equals via solver [2019-01-13 23:11:53,060 INFO L701 Elim1Store]: detected not equals via solver [2019-01-13 23:11:53,102 INFO L701 Elim1Store]: detected not equals via solver [2019-01-13 23:11:53,145 INFO L701 Elim1Store]: detected not equals via solver [2019-01-13 23:11:53,174 INFO L701 Elim1Store]: detected not equals via solver [2019-01-13 23:11:53,212 INFO L701 Elim1Store]: detected not equals via solver [2019-01-13 23:11:53,256 INFO L701 Elim1Store]: detected not equals via solver [2019-01-13 23:11:53,297 INFO L701 Elim1Store]: detected not equals via solver [2019-01-13 23:11:53,335 INFO L701 Elim1Store]: detected not equals via solver [2019-01-13 23:11:53,378 INFO L701 Elim1Store]: detected not equals via solver [2019-01-13 23:11:53,415 INFO L701 Elim1Store]: detected not equals via solver [2019-01-13 23:11:53,453 INFO L701 Elim1Store]: detected not equals via solver [2019-01-13 23:11:53,495 INFO L701 Elim1Store]: detected not equals via solver [2019-01-13 23:11:53,523 INFO L701 Elim1Store]: detected not equals via solver [2019-01-13 23:11:53,567 INFO L701 Elim1Store]: detected not equals via solver [2019-01-13 23:11:53,610 INFO L701 Elim1Store]: detected not equals via solver [2019-01-13 23:11:53,652 INFO L701 Elim1Store]: detected not equals via solver [2019-01-13 23:11:53,691 INFO L701 Elim1Store]: detected not equals via solver [2019-01-13 23:11:53,730 INFO L701 Elim1Store]: detected not equals via solver [2019-01-13 23:11:53,770 INFO L701 Elim1Store]: detected not equals via solver [2019-01-13 23:11:53,879 INFO L701 Elim1Store]: detected not equals via solver [2019-01-13 23:11:53,913 INFO L701 Elim1Store]: detected not equals via solver [2019-01-13 23:11:53,948 INFO L701 Elim1Store]: detected not equals via solver [2019-01-13 23:11:53,983 INFO L701 Elim1Store]: detected not equals via solver [2019-01-13 23:11:54,093 INFO L701 Elim1Store]: detected not equals via solver [2019-01-13 23:11:54,136 INFO L701 Elim1Store]: detected not equals via solver [2019-01-13 23:11:54,174 INFO L701 Elim1Store]: detected not equals via solver [2019-01-13 23:11:54,211 INFO L701 Elim1Store]: detected not equals via solver [2019-01-13 23:11:54,253 INFO L701 Elim1Store]: detected not equals via solver [2019-01-13 23:11:54,292 INFO L701 Elim1Store]: detected not equals via solver [2019-01-13 23:11:54,330 INFO L701 Elim1Store]: detected not equals via solver [2019-01-13 23:11:54,371 INFO L701 Elim1Store]: detected not equals via solver [2019-01-13 23:11:54,412 INFO L701 Elim1Store]: detected not equals via solver [2019-01-13 23:11:54,444 INFO L701 Elim1Store]: detected not equals via solver [2019-01-13 23:11:54,484 INFO L701 Elim1Store]: detected not equals via solver [2019-01-13 23:11:54,522 INFO L701 Elim1Store]: detected not equals via solver [2019-01-13 23:11:54,559 INFO L701 Elim1Store]: detected not equals via solver [2019-01-13 23:11:54,599 INFO L701 Elim1Store]: detected not equals via solver [2019-01-13 23:11:54,635 INFO L701 Elim1Store]: detected not equals via solver [2019-01-13 23:11:54,670 INFO L701 Elim1Store]: detected not equals via solver [2019-01-13 23:11:54,710 INFO L701 Elim1Store]: detected not equals via solver [2019-01-13 23:11:54,745 INFO L701 Elim1Store]: detected not equals via solver [2019-01-13 23:11:54,785 INFO L701 Elim1Store]: detected not equals via solver [2019-01-13 23:11:54,824 INFO L701 Elim1Store]: detected not equals via solver [2019-01-13 23:11:54,861 INFO L701 Elim1Store]: detected not equals via solver [2019-01-13 23:11:56,032 INFO L303 Elim1Store]: Index analysis took 6647 ms [2019-01-13 23:11:56,141 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 [2019-01-13 23:11:58,806 WARN L181 SmtUtils]: Spent 2.66 s on a formula simplification. DAG size of input: 166 DAG size of output: 119 [2019-01-13 23:11:58,835 INFO L701 Elim1Store]: detected not equals via solver [2019-01-13 23:11:58,848 INFO L701 Elim1Store]: detected not equals via solver [2019-01-13 23:11:58,862 INFO L701 Elim1Store]: detected not equals via solver [2019-01-13 23:11:58,875 INFO L701 Elim1Store]: detected not equals via solver [2019-01-13 23:11:58,887 INFO L701 Elim1Store]: detected not equals via solver [2019-01-13 23:11:58,901 INFO L701 Elim1Store]: detected not equals via solver [2019-01-13 23:11:58,914 INFO L701 Elim1Store]: detected not equals via solver [2019-01-13 23:11:58,927 INFO L701 Elim1Store]: detected not equals via solver [2019-01-13 23:11:58,941 INFO L701 Elim1Store]: detected not equals via solver [2019-01-13 23:11:58,954 INFO L701 Elim1Store]: detected not equals via solver [2019-01-13 23:11:58,969 INFO L701 Elim1Store]: detected not equals via solver [2019-01-13 23:11:58,982 INFO L701 Elim1Store]: detected not equals via solver [2019-01-13 23:11:58,997 INFO L701 Elim1Store]: detected not equals via solver [2019-01-13 23:11:59,012 INFO L701 Elim1Store]: detected not equals via solver [2019-01-13 23:11:59,025 INFO L701 Elim1Store]: detected not equals via solver [2019-01-13 23:11:59,041 INFO L701 Elim1Store]: detected not equals via solver [2019-01-13 23:11:59,055 INFO L701 Elim1Store]: detected not equals via solver [2019-01-13 23:11:59,069 INFO L701 Elim1Store]: detected not equals via solver [2019-01-13 23:11:59,081 INFO L701 Elim1Store]: detected not equals via solver [2019-01-13 23:11:59,095 INFO L701 Elim1Store]: detected not equals via solver [2019-01-13 23:11:59,107 INFO L701 Elim1Store]: detected not equals via solver [2019-01-13 23:11:59,117 INFO L701 Elim1Store]: detected not equals via solver [2019-01-13 23:11:59,131 INFO L701 Elim1Store]: detected not equals via solver [2019-01-13 23:11:59,144 INFO L701 Elim1Store]: detected not equals via solver [2019-01-13 23:11:59,159 INFO L701 Elim1Store]: detected not equals via solver [2019-01-13 23:11:59,172 INFO L701 Elim1Store]: detected not equals via solver [2019-01-13 23:11:59,186 INFO L701 Elim1Store]: detected not equals via solver [2019-01-13 23:11:59,200 INFO L701 Elim1Store]: detected not equals via solver [2019-01-13 23:11:59,213 INFO L701 Elim1Store]: detected not equals via solver [2019-01-13 23:11:59,228 INFO L701 Elim1Store]: detected not equals via solver [2019-01-13 23:11:59,244 INFO L701 Elim1Store]: detected not equals via solver [2019-01-13 23:11:59,256 INFO L701 Elim1Store]: detected not equals via solver [2019-01-13 23:11:59,271 INFO L701 Elim1Store]: detected not equals via solver [2019-01-13 23:11:59,282 INFO L701 Elim1Store]: detected not equals via solver [2019-01-13 23:11:59,295 INFO L701 Elim1Store]: detected not equals via solver [2019-01-13 23:11:59,306 INFO L701 Elim1Store]: detected not equals via solver [2019-01-13 23:11:59,320 INFO L701 Elim1Store]: detected not equals via solver [2019-01-13 23:11:59,334 INFO L701 Elim1Store]: detected not equals via solver [2019-01-13 23:11:59,346 INFO L701 Elim1Store]: detected not equals via solver [2019-01-13 23:11:59,361 INFO L701 Elim1Store]: detected not equals via solver [2019-01-13 23:11:59,375 INFO L701 Elim1Store]: detected not equals via solver [2019-01-13 23:11:59,386 INFO L701 Elim1Store]: detected not equals via solver [2019-01-13 23:11:59,400 INFO L701 Elim1Store]: detected not equals via solver [2019-01-13 23:11:59,415 INFO L701 Elim1Store]: detected not equals via solver [2019-01-13 23:11:59,430 INFO L701 Elim1Store]: detected not equals via solver [2019-01-13 23:11:59,445 INFO L701 Elim1Store]: detected not equals via solver [2019-01-13 23:11:59,454 INFO L701 Elim1Store]: detected not equals via solver [2019-01-13 23:11:59,464 INFO L701 Elim1Store]: detected not equals via solver [2019-01-13 23:11:59,478 INFO L701 Elim1Store]: detected not equals via solver [2019-01-13 23:11:59,491 INFO L701 Elim1Store]: detected not equals via solver [2019-01-13 23:11:59,506 INFO L701 Elim1Store]: detected not equals via solver [2019-01-13 23:11:59,516 INFO L701 Elim1Store]: detected not equals via solver [2019-01-13 23:11:59,525 INFO L701 Elim1Store]: detected not equals via solver [2019-01-13 23:11:59,538 INFO L701 Elim1Store]: detected not equals via solver [2019-01-13 23:11:59,551 INFO L701 Elim1Store]: detected not equals via solver [2019-01-13 23:11:59,566 INFO L701 Elim1Store]: detected not equals via solver [2019-01-13 23:11:59,581 INFO L701 Elim1Store]: detected not equals via solver [2019-01-13 23:11:59,595 INFO L701 Elim1Store]: detected not equals via solver [2019-01-13 23:11:59,608 INFO L701 Elim1Store]: detected not equals via solver [2019-01-13 23:11:59,623 INFO L701 Elim1Store]: detected not equals via solver [2019-01-13 23:11:59,637 INFO L701 Elim1Store]: detected not equals via solver [2019-01-13 23:11:59,648 INFO L701 Elim1Store]: detected not equals via solver [2019-01-13 23:11:59,662 INFO L701 Elim1Store]: detected not equals via solver [2019-01-13 23:11:59,675 INFO L701 Elim1Store]: detected not equals via solver [2019-01-13 23:11:59,688 INFO L701 Elim1Store]: detected not equals via solver [2019-01-13 23:11:59,701 INFO L701 Elim1Store]: detected not equals via solver [2019-01-13 23:11:59,716 INFO L701 Elim1Store]: detected not equals via solver [2019-01-13 23:11:59,729 INFO L701 Elim1Store]: detected not equals via solver [2019-01-13 23:11:59,742 INFO L701 Elim1Store]: detected not equals via solver [2019-01-13 23:11:59,757 INFO L701 Elim1Store]: detected not equals via solver [2019-01-13 23:11:59,770 INFO L701 Elim1Store]: detected not equals via solver [2019-01-13 23:11:59,785 INFO L701 Elim1Store]: detected not equals via solver [2019-01-13 23:11:59,800 INFO L701 Elim1Store]: detected not equals via solver [2019-01-13 23:11:59,814 INFO L701 Elim1Store]: detected not equals via solver [2019-01-13 23:11:59,827 INFO L701 Elim1Store]: detected not equals via solver [2019-01-13 23:11:59,842 INFO L701 Elim1Store]: detected not equals via solver [2019-01-13 23:11:59,857 INFO L701 Elim1Store]: detected not equals via solver [2019-01-13 23:11:59,871 INFO L701 Elim1Store]: detected not equals via solver [2019-01-13 23:11:59,886 INFO L701 Elim1Store]: detected not equals via solver [2019-01-13 23:11:59,899 INFO L701 Elim1Store]: detected not equals via solver [2019-01-13 23:11:59,914 INFO L701 Elim1Store]: detected not equals via solver [2019-01-13 23:11:59,927 INFO L701 Elim1Store]: detected not equals via solver [2019-01-13 23:11:59,942 INFO L701 Elim1Store]: detected not equals via solver [2019-01-13 23:11:59,957 INFO L701 Elim1Store]: detected not equals via solver [2019-01-13 23:11:59,971 INFO L701 Elim1Store]: detected not equals via solver [2019-01-13 23:11:59,984 INFO L701 Elim1Store]: detected not equals via solver [2019-01-13 23:11:59,998 INFO L701 Elim1Store]: detected not equals via solver [2019-01-13 23:12:00,016 INFO L701 Elim1Store]: detected not equals via solver [2019-01-13 23:12:00,030 INFO L701 Elim1Store]: detected not equals via solver [2019-01-13 23:12:00,049 INFO L701 Elim1Store]: detected not equals via solver [2019-01-13 23:12:00,063 INFO L701 Elim1Store]: detected not equals via solver [2019-01-13 23:12:00,077 INFO L701 Elim1Store]: detected not equals via solver [2019-01-13 23:12:00,092 INFO L701 Elim1Store]: detected not equals via solver [2019-01-13 23:12:00,106 INFO L701 Elim1Store]: detected not equals via solver [2019-01-13 23:12:00,117 INFO L701 Elim1Store]: detected not equals via solver [2019-01-13 23:12:00,129 INFO L701 Elim1Store]: detected not equals via solver [2019-01-13 23:12:00,143 INFO L701 Elim1Store]: detected not equals via solver [2019-01-13 23:12:00,157 INFO L701 Elim1Store]: detected not equals via solver [2019-01-13 23:12:00,171 INFO L701 Elim1Store]: detected not equals via solver [2019-01-13 23:12:00,183 INFO L701 Elim1Store]: detected not equals via solver [2019-01-13 23:12:00,197 INFO L701 Elim1Store]: detected not equals via solver [2019-01-13 23:12:00,209 INFO L701 Elim1Store]: detected not equals via solver [2019-01-13 23:12:00,224 INFO L701 Elim1Store]: detected not equals via solver [2019-01-13 23:12:00,239 INFO L701 Elim1Store]: detected not equals via solver [2019-01-13 23:12:00,254 INFO L701 Elim1Store]: detected not equals via solver [2019-01-13 23:12:00,266 INFO L701 Elim1Store]: detected not equals via solver [2019-01-13 23:12:00,281 INFO L701 Elim1Store]: detected not equals via solver [2019-01-13 23:12:00,294 INFO L701 Elim1Store]: detected not equals via solver [2019-01-13 23:12:00,309 INFO L701 Elim1Store]: detected not equals via solver [2019-01-13 23:12:00,324 INFO L701 Elim1Store]: detected not equals via solver [2019-01-13 23:12:00,338 INFO L701 Elim1Store]: detected not equals via solver [2019-01-13 23:12:00,352 INFO L701 Elim1Store]: detected not equals via solver [2019-01-13 23:12:00,365 INFO L701 Elim1Store]: detected not equals via solver [2019-01-13 23:12:00,383 INFO L701 Elim1Store]: detected not equals via solver [2019-01-13 23:12:00,395 INFO L701 Elim1Store]: detected not equals via solver [2019-01-13 23:12:00,407 INFO L701 Elim1Store]: detected not equals via solver [2019-01-13 23:12:00,420 INFO L701 Elim1Store]: detected not equals via solver [2019-01-13 23:12:00,434 INFO L701 Elim1Store]: detected not equals via solver [2019-01-13 23:12:00,445 INFO L701 Elim1Store]: detected not equals via solver [2019-01-13 23:12:00,458 INFO L701 Elim1Store]: detected not equals via solver [2019-01-13 23:12:00,777 INFO L303 Elim1Store]: Index analysis took 1968 ms [2019-01-13 23:12:00,780 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 [2019-01-13 23:12:00,782 INFO L267 ElimStorePlain]: Start of recursive call 7: End of recursive call: and 1 xjuncts. [2019-01-13 23:12:01,862 INFO L701 Elim1Store]: detected not equals via solver [2019-01-13 23:12:01,875 INFO L701 Elim1Store]: detected not equals via solver [2019-01-13 23:12:01,888 INFO L701 Elim1Store]: detected not equals via solver [2019-01-13 23:12:01,904 INFO L701 Elim1Store]: detected not equals via solver [2019-01-13 23:12:01,920 INFO L701 Elim1Store]: detected not equals via solver [2019-01-13 23:12:01,934 INFO L701 Elim1Store]: detected not equals via solver [2019-01-13 23:12:01,951 INFO L701 Elim1Store]: detected not equals via solver [2019-01-13 23:12:01,965 INFO L701 Elim1Store]: detected not equals via solver [2019-01-13 23:12:01,979 INFO L701 Elim1Store]: detected not equals via solver [2019-01-13 23:12:01,997 INFO L701 Elim1Store]: detected not equals via solver [2019-01-13 23:12:02,010 INFO L701 Elim1Store]: detected not equals via solver [2019-01-13 23:12:02,024 INFO L701 Elim1Store]: detected not equals via solver [2019-01-13 23:12:02,040 INFO L701 Elim1Store]: detected not equals via solver [2019-01-13 23:12:02,053 INFO L701 Elim1Store]: detected not equals via solver [2019-01-13 23:12:02,068 INFO L701 Elim1Store]: detected not equals via solver [2019-01-13 23:12:02,080 INFO L701 Elim1Store]: detected not equals via solver [2019-01-13 23:12:02,095 INFO L701 Elim1Store]: detected not equals via solver [2019-01-13 23:12:02,110 INFO L701 Elim1Store]: detected not equals via solver [2019-01-13 23:12:02,127 INFO L701 Elim1Store]: detected not equals via solver [2019-01-13 23:12:02,144 INFO L701 Elim1Store]: detected not equals via solver [2019-01-13 23:12:02,157 INFO L701 Elim1Store]: detected not equals via solver [2019-01-13 23:12:02,173 INFO L701 Elim1Store]: detected not equals via solver [2019-01-13 23:12:02,185 INFO L701 Elim1Store]: detected not equals via solver [2019-01-13 23:12:02,201 INFO L701 Elim1Store]: detected not equals via solver [2019-01-13 23:12:02,215 INFO L701 Elim1Store]: detected not equals via solver [2019-01-13 23:12:02,230 INFO L701 Elim1Store]: detected not equals via solver [2019-01-13 23:12:02,247 INFO L701 Elim1Store]: detected not equals via solver [2019-01-13 23:12:02,262 INFO L701 Elim1Store]: detected not equals via solver [2019-01-13 23:12:02,279 INFO L701 Elim1Store]: detected not equals via solver [2019-01-13 23:12:02,292 INFO L701 Elim1Store]: detected not equals via solver [2019-01-13 23:12:02,307 INFO L701 Elim1Store]: detected not equals via solver [2019-01-13 23:12:02,324 INFO L701 Elim1Store]: detected not equals via solver [2019-01-13 23:12:02,340 INFO L701 Elim1Store]: detected not equals via solver [2019-01-13 23:12:02,355 INFO L701 Elim1Store]: detected not equals via solver [2019-01-13 23:12:02,368 INFO L701 Elim1Store]: detected not equals via solver [2019-01-13 23:12:02,384 INFO L701 Elim1Store]: detected not equals via solver [2019-01-13 23:12:02,400 INFO L701 Elim1Store]: detected not equals via solver [2019-01-13 23:12:02,412 INFO L701 Elim1Store]: detected not equals via solver [2019-01-13 23:12:02,423 INFO L701 Elim1Store]: detected not equals via solver [2019-01-13 23:12:02,439 INFO L701 Elim1Store]: detected not equals via solver [2019-01-13 23:12:02,455 INFO L701 Elim1Store]: detected not equals via solver [2019-01-13 23:12:02,470 INFO L701 Elim1Store]: detected not equals via solver [2019-01-13 23:12:02,484 INFO L701 Elim1Store]: detected not equals via solver [2019-01-13 23:12:02,499 INFO L701 Elim1Store]: detected not equals via solver [2019-01-13 23:12:02,513 INFO L701 Elim1Store]: detected not equals via solver [2019-01-13 23:12:02,530 INFO L701 Elim1Store]: detected not equals via solver [2019-01-13 23:12:02,543 INFO L701 Elim1Store]: detected not equals via solver [2019-01-13 23:12:02,561 INFO L701 Elim1Store]: detected not equals via solver [2019-01-13 23:12:02,573 INFO L701 Elim1Store]: detected not equals via solver [2019-01-13 23:12:02,586 INFO L701 Elim1Store]: detected not equals via solver [2019-01-13 23:12:02,601 INFO L701 Elim1Store]: detected not equals via solver [2019-01-13 23:12:02,615 INFO L701 Elim1Store]: detected not equals via solver [2019-01-13 23:12:02,629 INFO L701 Elim1Store]: detected not equals via solver [2019-01-13 23:12:02,643 INFO L701 Elim1Store]: detected not equals via solver [2019-01-13 23:12:02,654 INFO L701 Elim1Store]: detected not equals via solver [2019-01-13 23:12:02,669 INFO L701 Elim1Store]: detected not equals via solver [2019-01-13 23:12:02,683 INFO L701 Elim1Store]: detected not equals via solver [2019-01-13 23:12:02,697 INFO L701 Elim1Store]: detected not equals via solver [2019-01-13 23:12:02,713 INFO L701 Elim1Store]: detected not equals via solver [2019-01-13 23:12:02,728 INFO L701 Elim1Store]: detected not equals via solver [2019-01-13 23:12:02,740 INFO L701 Elim1Store]: detected not equals via solver [2019-01-13 23:12:02,754 INFO L701 Elim1Store]: detected not equals via solver [2019-01-13 23:12:02,769 INFO L701 Elim1Store]: detected not equals via solver [2019-01-13 23:12:02,779 INFO L701 Elim1Store]: detected not equals via solver [2019-01-13 23:12:02,792 INFO L701 Elim1Store]: detected not equals via solver [2019-01-13 23:12:02,803 INFO L701 Elim1Store]: detected not equals via solver [2019-01-13 23:12:02,816 INFO L701 Elim1Store]: detected not equals via solver [2019-01-13 23:12:02,829 INFO L701 Elim1Store]: detected not equals via solver [2019-01-13 23:12:02,842 INFO L701 Elim1Store]: detected not equals via solver [2019-01-13 23:12:02,857 INFO L701 Elim1Store]: detected not equals via solver [2019-01-13 23:12:02,873 INFO L701 Elim1Store]: detected not equals via solver [2019-01-13 23:12:02,887 INFO L701 Elim1Store]: detected not equals via solver [2019-01-13 23:12:02,902 INFO L701 Elim1Store]: detected not equals via solver [2019-01-13 23:12:02,913 INFO L701 Elim1Store]: detected not equals via solver [2019-01-13 23:12:02,928 INFO L701 Elim1Store]: detected not equals via solver [2019-01-13 23:12:02,943 INFO L701 Elim1Store]: detected not equals via solver [2019-01-13 23:12:02,959 INFO L701 Elim1Store]: detected not equals via solver [2019-01-13 23:12:02,972 INFO L701 Elim1Store]: detected not equals via solver [2019-01-13 23:12:02,985 INFO L701 Elim1Store]: detected not equals via solver [2019-01-13 23:12:03,000 INFO L701 Elim1Store]: detected not equals via solver [2019-01-13 23:12:03,013 INFO L701 Elim1Store]: detected not equals via solver [2019-01-13 23:12:03,028 INFO L701 Elim1Store]: detected not equals via solver [2019-01-13 23:12:03,040 INFO L701 Elim1Store]: detected not equals via solver [2019-01-13 23:12:03,055 INFO L701 Elim1Store]: detected not equals via solver [2019-01-13 23:12:03,069 INFO L701 Elim1Store]: detected not equals via solver [2019-01-13 23:12:03,084 INFO L701 Elim1Store]: detected not equals via solver [2019-01-13 23:12:03,099 INFO L701 Elim1Store]: detected not equals via solver [2019-01-13 23:12:03,112 INFO L701 Elim1Store]: detected not equals via solver [2019-01-13 23:12:03,127 INFO L701 Elim1Store]: detected not equals via solver [2019-01-13 23:12:03,138 INFO L701 Elim1Store]: detected not equals via solver [2019-01-13 23:12:03,152 INFO L701 Elim1Store]: detected not equals via solver [2019-01-13 23:12:03,167 INFO L701 Elim1Store]: detected not equals via solver [2019-01-13 23:12:03,181 INFO L701 Elim1Store]: detected not equals via solver [2019-01-13 23:12:03,194 INFO L701 Elim1Store]: detected not equals via solver [2019-01-13 23:12:03,209 INFO L701 Elim1Store]: detected not equals via solver [2019-01-13 23:12:03,225 INFO L701 Elim1Store]: detected not equals via solver [2019-01-13 23:12:03,237 INFO L701 Elim1Store]: detected not equals via solver [2019-01-13 23:12:03,251 INFO L701 Elim1Store]: detected not equals via solver [2019-01-13 23:12:03,264 INFO L701 Elim1Store]: detected not equals via solver [2019-01-13 23:12:03,278 INFO L701 Elim1Store]: detected not equals via solver [2019-01-13 23:12:03,292 INFO L701 Elim1Store]: detected not equals via solver [2019-01-13 23:12:03,306 INFO L701 Elim1Store]: detected not equals via solver [2019-01-13 23:12:03,321 INFO L701 Elim1Store]: detected not equals via solver [2019-01-13 23:12:03,331 INFO L701 Elim1Store]: detected not equals via solver [2019-01-13 23:12:03,346 INFO L701 Elim1Store]: detected not equals via solver [2019-01-13 23:12:03,360 INFO L701 Elim1Store]: detected not equals via solver [2019-01-13 23:12:03,378 INFO L701 Elim1Store]: detected not equals via solver [2019-01-13 23:12:03,392 INFO L701 Elim1Store]: detected not equals via solver [2019-01-13 23:12:03,407 INFO L701 Elim1Store]: detected not equals via solver [2019-01-13 23:12:03,422 INFO L701 Elim1Store]: detected not equals via solver [2019-01-13 23:12:03,434 INFO L701 Elim1Store]: detected not equals via solver [2019-01-13 23:12:03,448 INFO L701 Elim1Store]: detected not equals via solver [2019-01-13 23:12:03,461 INFO L701 Elim1Store]: detected not equals via solver [2019-01-13 23:12:03,477 INFO L701 Elim1Store]: detected not equals via solver [2019-01-13 23:12:03,492 INFO L701 Elim1Store]: detected not equals via solver [2019-01-13 23:12:03,507 INFO L701 Elim1Store]: detected not equals via solver [2019-01-13 23:12:03,517 INFO L701 Elim1Store]: detected not equals via solver [2019-01-13 23:12:03,528 INFO L701 Elim1Store]: detected not equals via solver [2019-01-13 23:12:03,543 INFO L701 Elim1Store]: detected not equals via solver [2019-01-13 23:12:03,558 INFO L701 Elim1Store]: detected not equals via solver [2019-01-13 23:12:03,890 INFO L303 Elim1Store]: Index analysis took 2058 ms [2019-01-13 23:12:03,893 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 [2019-01-13 23:12:03,896 INFO L267 ElimStorePlain]: Start of recursive call 8: End of recursive call: and 1 xjuncts. [2019-01-13 23:12:04,754 INFO L267 ElimStorePlain]: Start of recursive call 6: 2 dim-1 vars, End of recursive call: and 2 xjuncts. [2019-01-13 23:12:05,036 INFO L267 ElimStorePlain]: Start of recursive call 3: 1 dim-0 vars, 2 dim-1 vars, End of recursive call: and 3 xjuncts. [2019-01-13 23:12:05,203 INFO L267 ElimStorePlain]: Start of recursive call 2: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2019-01-13 23:12:05,300 INFO L267 ElimStorePlain]: Start of recursive call 1: 1 dim-0 vars, 1 dim-2 vars, End of recursive call: and 1 xjuncts. [2019-01-13 23:12:05,301 INFO L202 ElimStorePlain]: Needed 8 recursive calls to eliminate 2 variables, input treesize:173, output treesize:141 [2019-01-13 23:12:10,817 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 127 treesize of output 94 [2019-01-13 23:12:10,829 INFO L701 Elim1Store]: detected not equals via solver [2019-01-13 23:12:10,831 INFO L701 Elim1Store]: detected not equals via solver [2019-01-13 23:12:10,832 INFO L701 Elim1Store]: detected not equals via solver [2019-01-13 23:12:10,834 INFO L701 Elim1Store]: detected not equals via solver [2019-01-13 23:12:10,835 INFO L701 Elim1Store]: detected not equals via solver [2019-01-13 23:12:10,837 INFO L701 Elim1Store]: detected not equals via solver [2019-01-13 23:12:10,838 INFO L701 Elim1Store]: detected not equals via solver [2019-01-13 23:12:10,840 INFO L701 Elim1Store]: detected not equals via solver [2019-01-13 23:12:10,841 INFO L701 Elim1Store]: detected not equals via solver [2019-01-13 23:12:10,843 INFO L701 Elim1Store]: detected not equals via solver [2019-01-13 23:12:10,844 INFO L701 Elim1Store]: detected not equals via solver [2019-01-13 23:12:10,845 INFO L701 Elim1Store]: detected not equals via solver [2019-01-13 23:12:10,847 INFO L701 Elim1Store]: detected not equals via solver [2019-01-13 23:12:10,848 INFO L701 Elim1Store]: detected not equals via solver [2019-01-13 23:12:10,849 INFO L701 Elim1Store]: detected not equals via solver [2019-01-13 23:12:10,885 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 94 treesize of output 198 [2019-01-13 23:12:10,886 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2019-01-13 23:12:10,983 INFO L267 ElimStorePlain]: Start of recursive call 2: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2019-01-13 23:12:11,041 INFO L267 ElimStorePlain]: Start of recursive call 1: 1 dim-2 vars, End of recursive call: and 1 xjuncts. [2019-01-13 23:12:11,042 INFO L202 ElimStorePlain]: Needed 3 recursive calls to eliminate 1 variables, input treesize:130, output treesize:111 [2019-01-13 23:12:14,544 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 [2019-01-13 23:12:14,869 INFO L303 Elim1Store]: Index analysis took 321 ms [2019-01-13 23:12:14,871 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 [2019-01-13 23:12:14,871 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2019-01-13 23:12:14,928 INFO L267 ElimStorePlain]: Start of recursive call 2: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2019-01-13 23:12:14,981 INFO L267 ElimStorePlain]: Start of recursive call 1: 1 dim-2 vars, End of recursive call: and 1 xjuncts. [2019-01-13 23:12:14,981 INFO L202 ElimStorePlain]: Needed 3 recursive calls to eliminate 1 variables, input treesize:123, output treesize:108 [2019-01-13 23:12:18,266 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 [2019-01-13 23:12:18,421 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 [2019-01-13 23:12:18,421 WARN L138 XnfTransformerHelper]: expecting exponential blowup for input size 15 [2019-01-13 23:12:18,424 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 4 xjuncts. [2019-01-13 23:12:18,561 INFO L267 ElimStorePlain]: Start of recursive call 2: 1 dim-1 vars, End of recursive call: and 3 xjuncts. [2019-01-13 23:12:18,666 INFO L267 ElimStorePlain]: Start of recursive call 1: 1 dim-0 vars, 1 dim-2 vars, End of recursive call: and 3 xjuncts. [2019-01-13 23:12:18,666 INFO L202 ElimStorePlain]: Needed 3 recursive calls to eliminate 2 variables, input treesize:113, output treesize:130 [2019-01-13 23:12:19,257 WARN L181 SmtUtils]: Spent 121.00 ms on a formula simplification that was a NOOP. DAG size: 68 [2019-01-13 23:12:19,778 WARN L181 SmtUtils]: Spent 129.00 ms on a formula simplification that was a NOOP. DAG size: 68 [2019-01-13 23:12:20,184 INFO L134 CoverageAnalysis]: Checked inductivity of 136 backedges. 0 proven. 136 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-01-13 23:12:20,184 INFO L316 TraceCheckSpWp]: Computing backward predicates... [2019-01-13 23:12:23,343 INFO L267 ElimStorePlain]: Start of recursive call 3: 1 dim-0 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2019-01-13 23:12:23,356 INFO L267 ElimStorePlain]: Start of recursive call 2: 1 dim-1 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2019-01-13 23:12:23,358 INFO L267 ElimStorePlain]: Start of recursive call 1: 1 dim-2 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2019-01-13 23:12:23,359 INFO L202 ElimStorePlain]: Needed 3 recursive calls to eliminate 1 variables, input treesize:24, output treesize:10 [2019-01-13 23:12:23,804 INFO L300 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2019-01-13 23:12:23,805 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 [2019-01-13 23:12:23,816 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-01-13 23:12:23,934 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-01-13 23:12:23,945 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2019-01-13 23:12:25,747 INFO L478 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 8 [2019-01-13 23:12:25,750 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 8 treesize of output 7 [2019-01-13 23:12:25,750 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2019-01-13 23:12:25,753 INFO L267 ElimStorePlain]: Start of recursive call 2: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2019-01-13 23:12:25,758 INFO L267 ElimStorePlain]: Start of recursive call 1: 1 dim-2 vars, End of recursive call: and 1 xjuncts. [2019-01-13 23:12:25,758 INFO L202 ElimStorePlain]: Needed 3 recursive calls to eliminate 1 variables, input treesize:15, output treesize:11 [2019-01-13 23:12:27,922 INFO L267 ElimStorePlain]: Start of recursive call 3: 1 dim-0 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2019-01-13 23:12:27,930 INFO L267 ElimStorePlain]: Start of recursive call 2: 1 dim-1 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2019-01-13 23:12:27,958 INFO L267 ElimStorePlain]: Start of recursive call 1: 1 dim-2 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2019-01-13 23:12:27,958 INFO L202 ElimStorePlain]: Needed 3 recursive calls to eliminate 1 variables, input treesize:50, output treesize:38 [2019-01-13 23:12:30,899 WARN L181 SmtUtils]: Spent 2.03 s on a formula simplification that was a NOOP. DAG size: 22 [2019-01-13 23:12:30,913 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 [2019-01-13 23:12:30,925 INFO L701 Elim1Store]: detected not equals via solver [2019-01-13 23:12:30,929 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 [2019-01-13 23:12:30,937 INFO L701 Elim1Store]: detected not equals via solver [2019-01-13 23:12:30,939 INFO L701 Elim1Store]: detected not equals via solver [2019-01-13 23:12:30,941 INFO L701 Elim1Store]: detected not equals via solver [2019-01-13 23:12:30,951 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 [2019-01-13 23:12:30,953 INFO L267 ElimStorePlain]: Start of recursive call 4: End of recursive call: and 1 xjuncts. [2019-01-13 23:12:30,977 INFO L267 ElimStorePlain]: Start of recursive call 3: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2019-01-13 23:12:30,986 INFO L267 ElimStorePlain]: Start of recursive call 2: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2019-01-13 23:12:31,038 INFO L267 ElimStorePlain]: Start of recursive call 1: 1 dim-0 vars, 1 dim-2 vars, End of recursive call: and 1 xjuncts. [2019-01-13 23:12:31,039 INFO L202 ElimStorePlain]: Needed 4 recursive calls to eliminate 2 variables, input treesize:58, output treesize:22 [2019-01-13 23:12:39,372 INFO L701 Elim1Store]: detected not equals via solver [2019-01-13 23:12:39,373 INFO L478 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 31 treesize of output 38 [2019-01-13 23:12:39,382 INFO L683 Elim1Store]: detected equality via solver [2019-01-13 23:12:39,383 INFO L701 Elim1Store]: detected not equals via solver [2019-01-13 23:12:39,385 INFO L478 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 38 treesize of output 15 [2019-01-13 23:12:39,385 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2019-01-13 23:12:39,396 INFO L267 ElimStorePlain]: Start of recursive call 2: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2019-01-13 23:12:39,404 INFO L267 ElimStorePlain]: Start of recursive call 1: 1 dim-2 vars, End of recursive call: and 1 xjuncts. [2019-01-13 23:12:39,405 INFO L202 ElimStorePlain]: Needed 3 recursive calls to eliminate 1 variables, input treesize:39, output treesize:13 [2019-01-13 23:12:45,079 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 [2019-01-13 23:12:45,081 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 [2019-01-13 23:12:45,081 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2019-01-13 23:12:45,084 INFO L267 ElimStorePlain]: Start of recursive call 2: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2019-01-13 23:12:45,085 INFO L267 ElimStorePlain]: Start of recursive call 1: 1 dim-0 vars, 1 dim-2 vars, End of recursive call: and 1 xjuncts. [2019-01-13 23:12:45,086 INFO L202 ElimStorePlain]: Needed 3 recursive calls to eliminate 2 variables, input treesize:19, output treesize:5 [2019-01-13 23:12:45,510 INFO L134 CoverageAnalysis]: Checked inductivity of 136 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 136 trivial. 0 not checked. [2019-01-13 23:12:45,510 INFO L312 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2019-01-13 23:12:45,530 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 1 imperfect interpolant sequences. [2019-01-13 23:12:45,530 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [42] imperfect sequences [63] total 101 [2019-01-13 23:12:45,531 INFO L459 AbstractCegarLoop]: Interpolant automaton has 101 states [2019-01-13 23:12:45,531 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 101 interpolants. [2019-01-13 23:12:45,535 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=320, Invalid=11458, Unknown=2, NotChecked=430, Total=12210 [2019-01-13 23:12:45,535 INFO L87 Difference]: Start difference. First operand 141 states and 143 transitions. Second operand 101 states. [2019-01-13 23:14:11,234 WARN L181 SmtUtils]: Spent 2.06 s on a formula simplification that was a NOOP. DAG size: 29 [2019-01-13 23:14:18,850 WARN L181 SmtUtils]: Spent 4.16 s on a formula simplification. DAG size of input: 38 DAG size of output: 31 [2019-01-13 23:14:23,732 WARN L181 SmtUtils]: Spent 2.07 s on a formula simplification that was a NOOP. DAG size: 32 [2019-01-13 23:14:34,989 WARN L181 SmtUtils]: Spent 250.00 ms on a formula simplification that was a NOOP. DAG size: 128 [2019-01-13 23:14:56,300 WARN L181 SmtUtils]: Spent 190.00 ms on a formula simplification that was a NOOP. DAG size: 103 [2019-01-13 23:14:58,403 WARN L181 SmtUtils]: Spent 196.00 ms on a formula simplification that was a NOOP. DAG size: 104 [2019-01-13 23:15:00,379 WARN L181 SmtUtils]: Spent 214.00 ms on a formula simplification that was a NOOP. DAG size: 109 [2019-01-13 23:15:10,570 WARN L181 SmtUtils]: Spent 183.00 ms on a formula simplification that was a NOOP. DAG size: 93 [2019-01-13 23:15:11,496 WARN L181 SmtUtils]: Spent 153.00 ms on a formula simplification that was a NOOP. DAG size: 89 [2019-01-13 23:15:12,890 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-01-13 23:15:12,891 INFO L93 Difference]: Finished difference Result 116 states and 116 transitions. [2019-01-13 23:15:12,892 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 63 states. [2019-01-13 23:15:12,892 INFO L78 Accepts]: Start accepts. Automaton has 101 states. Word has length 117 [2019-01-13 23:15:12,893 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-01-13 23:15:12,894 INFO L225 Difference]: With dead ends: 116 [2019-01-13 23:15:12,894 INFO L226 Difference]: Without dead ends: 116 [2019-01-13 23:15:12,900 INFO L631 BasicCegarLoop]: 0 DeclaredPredicates, 291 GetRequests, 139 SyntacticMatches, 0 SemanticMatches, 152 ConstructedPredicates, 2 IntricatePredicates, 0 DeprecatedPredicates, 3510 ImplicationChecksByTransitivity, 82.2s TimeCoverageRelationStatistics Valid=742, Invalid=22215, Unknown=3, NotChecked=602, Total=23562 [2019-01-13 23:15:12,900 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 116 states. [2019-01-13 23:15:12,902 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 116 to 116. [2019-01-13 23:15:12,902 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 116 states. [2019-01-13 23:15:12,903 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 116 states to 116 states and 116 transitions. [2019-01-13 23:15:12,903 INFO L78 Accepts]: Start accepts. Automaton has 116 states and 116 transitions. Word has length 117 [2019-01-13 23:15:12,903 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-01-13 23:15:12,903 INFO L480 AbstractCegarLoop]: Abstraction has 116 states and 116 transitions. [2019-01-13 23:15:12,904 INFO L481 AbstractCegarLoop]: Interpolant automaton has 101 states. [2019-01-13 23:15:12,904 INFO L276 IsEmpty]: Start isEmpty. Operand 116 states and 116 transitions. [2019-01-13 23:15:12,904 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 116 [2019-01-13 23:15:12,904 INFO L394 BasicCegarLoop]: Found error trace [2019-01-13 23:15:12,905 INFO L402 BasicCegarLoop]: trace histogram [16, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-01-13 23:15:12,905 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_msgsErr2REQUIRES_VIOLATION, ldv_destroy_msgsErr1REQUIRES_VIOLATION, ldv_destroy_msgsErr0REQUIRES_VIOLATION, ldv_destroy_msgsErr5REQUIRES_VIOLATION, ldv_destroy_msgsErr4REQUIRES_VIOLATION, ldv_msg_fillErr5REQUIRES_VIOLATION, ldv_msg_fillErr0REQUIRES_VIOLATION, ldv_msg_fillErr4REQUIRES_VIOLATION, ldv_msg_fillErr2REQUIRES_VIOLATION, ldv_msg_fillErr3REQUIRES_VIOLATION, ldv_msg_fillErr1REQUIRES_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_cleanupErr5ASSERT_VIOLATIONMEMORY_FREE, ldv_kobject_cleanupErr1REQUIRES_VIOLATION, ldv_kobject_cleanupErr2ASSERT_VIOLATIONMEMORY_FREE, ldv_kobject_cleanupErr0REQUIRES_VIOLATION, ldv_kobject_cleanupErr3ASSERT_VIOLATIONMEMORY_FREE, ldv_kobject_cleanupErr4ASSERT_VIOLATIONMEMORY_FREE, ldv_kobject_cleanupErr6ASSERT_VIOLATIONMEMORY_FREE, ldv_kobject_cleanupErr7ASSERT_VIOLATIONMEMORY_FREE, ldv_msg_freeErr3ASSERT_VIOLATIONMEMORY_FREE, ldv_msg_freeErr7ASSERT_VIOLATIONMEMORY_FREE, ldv_msg_freeErr1REQUIRES_VIOLATION, ldv_msg_freeErr2ASSERT_VIOLATIONMEMORY_FREE, ldv_msg_freeErr4ASSERT_VIOLATIONMEMORY_FREE, ldv_msg_freeErr5ASSERT_VIOLATIONMEMORY_FREE, ldv_msg_freeErr6ASSERT_VIOLATIONMEMORY_FREE, ldv_msg_freeErr0REQUIRES_VIOLATION, 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_addErr4REQUIRES_VIOLATION, __ldv_list_addErr5REQUIRES_VIOLATION, __ldv_list_addErr0REQUIRES_VIOLATION, __ldv_list_addErr6REQUIRES_VIOLATION, __ldv_list_addErr1REQUIRES_VIOLATION, __ldv_list_addErr7REQUIRES_VIOLATION, __ldv_list_addErr2REQUIRES_VIOLATION, __ldv_list_addErr3REQUIRES_VIOLATION, ldv_dev_set_drvdataErr0REQUIRES_VIOLATION, ldv_dev_set_drvdataErr1REQUIRES_VIOLATION, ldv_atomic_sub_returnErr0REQUIRES_VIOLATION, ldv_atomic_sub_returnErr3REQUIRES_VIOLATION, ldv_atomic_sub_returnErr2REQUIRES_VIOLATION, ldv_atomic_sub_returnErr1REQUIRES_VIOLATION, ldv_list_add_tailErr1REQUIRES_VIOLATION, ldv_list_add_tailErr0REQUIRES_VIOLATION, ldv_dev_get_drvdataErr0REQUIRES_VIOLATION, ldv_dev_get_drvdataErr1REQUIRES_VIOLATION, ldv_msg_allocErr0REQUIRES_VIOLATION, ldv_msg_allocErr1REQUIRES_VIOLATION]=== [2019-01-13 23:15:12,905 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-01-13 23:15:12,906 INFO L82 PathProgramCache]: Analyzing trace with hash -137856945, now seen corresponding path program 1 times [2019-01-13 23:15:12,906 INFO L223 ckRefinementStrategy]: Switched to mode CVC4_FPBP [2019-01-13 23:15:12,906 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 [2019-01-13 23:15:12,941 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-01-13 23:15:19,542 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2019-01-13 23:15:26,491 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2019-01-13 23:15:26,709 INFO L469 BasicCegarLoop]: Counterexample might be feasible [2019-01-13 23:15:26,758 WARN L416 cessorBacktranslator]: Generated EnsuresSpecification free ensures #res.base == #ptr.base && #res.offset == #ptr.offset; is not ensure(true) [2019-01-13 23:15:26,787 WARN L416 cessorBacktranslator]: Generated EnsuresSpecification ensures #valid == old(#valid); is not ensure(true) [2019-01-13 23:15:26,798 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# [2019-01-13 23:15:26,798 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# [2019-01-13 23:15:26,832 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 13.01 11:15:26 BoogieIcfgContainer [2019-01-13 23:15:26,832 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2019-01-13 23:15:26,832 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2019-01-13 23:15:26,832 INFO L271 PluginConnector]: Initializing Witness Printer... [2019-01-13 23:15:26,833 INFO L276 PluginConnector]: Witness Printer initialized [2019-01-13 23:15:26,837 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.01 11:10:08" (3/4) ... [2019-01-13 23:15:26,842 INFO L147 WitnessPrinter]: No result that supports witness generation found [2019-01-13 23:15:26,844 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2019-01-13 23:15:26,845 INFO L168 Benchmark]: Toolchain (without parser) took 322261.92 ms. Allocated memory was 1.0 GB in the beginning and 1.3 GB in the end (delta: 317.7 MB). Free memory was 952.7 MB in the beginning and 1.1 GB in the end (delta: -157.3 MB). Peak memory consumption was 160.5 MB. Max. memory is 11.5 GB. [2019-01-13 23:15:26,848 INFO L168 Benchmark]: CDTParser took 0.16 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. [2019-01-13 23:15:26,849 INFO L168 Benchmark]: CACSL2BoogieTranslator took 857.34 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 131.1 MB). Free memory was 947.3 MB in the beginning and 1.1 GB in the end (delta: -149.5 MB). Peak memory consumption was 37.2 MB. Max. memory is 11.5 GB. [2019-01-13 23:15:26,850 INFO L168 Benchmark]: Boogie Preprocessor took 138.14 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. [2019-01-13 23:15:26,850 INFO L168 Benchmark]: RCFGBuilder took 2637.49 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 991.3 MB in the end (delta: 105.6 MB). Peak memory consumption was 105.6 MB. Max. memory is 11.5 GB. [2019-01-13 23:15:26,850 INFO L168 Benchmark]: TraceAbstraction took 318612.59 ms. Allocated memory was 1.2 GB in the beginning and 1.3 GB in the end (delta: 186.6 MB). Free memory was 991.3 MB in the beginning and 1.1 GB in the end (delta: -118.7 MB). Peak memory consumption was 68.0 MB. Max. memory is 11.5 GB. [2019-01-13 23:15:26,851 INFO L168 Benchmark]: Witness Printer took 11.91 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. [2019-01-13 23:15:26,855 INFO L336 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.16 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 857.34 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 131.1 MB). Free memory was 947.3 MB in the beginning and 1.1 GB in the end (delta: -149.5 MB). Peak memory consumption was 37.2 MB. Max. memory is 11.5 GB. * Boogie Preprocessor took 138.14 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 2637.49 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 991.3 MB in the end (delta: 105.6 MB). Peak memory consumption was 105.6 MB. Max. memory is 11.5 GB. * TraceAbstraction took 318612.59 ms. Allocated memory was 1.2 GB in the beginning and 1.3 GB in the end (delta: 186.6 MB). Free memory was 991.3 MB in the beginning and 1.1 GB in the end (delta: -118.7 MB). Peak memory consumption was 68.0 MB. Max. memory is 11.5 GB. * Witness Printer took 11.91 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: 1452]: Unable to prove that all allocated memory was freed Unable to prove that all allocated memory was freed Reason: overapproximation of memtrack at line 1452. Possible FailurePath: [L1135] struct ldv_list_head ldv_global_msg_list = { &(ldv_global_msg_list), &(ldv_global_msg_list) }; VAL [\old(ldv_global_msg_list)=null, \old(ldv_global_msg_list)=null, ldv_global_msg_list={-2078209977:0}] [L1453] CALL entry_point() VAL [ldv_global_msg_list={-2078209977:0}] [L1445] struct ldv_kobject *kobj; VAL [ldv_global_msg_list={-2078209977:0}] [L1446] CALL, EXPR ldv_kobject_create() VAL [ldv_global_msg_list={-2078209977:0}] [L1406] struct ldv_kobject *kobj; VAL [ldv_global_msg_list={-2078209977:0}] [L1408] CALL, EXPR ldv_malloc(sizeof(*kobj)) VAL [\old(size)=16, ldv_global_msg_list={-2078209977:0}] [L1073] COND TRUE __VERIFIER_nondet_int() [L1074] return malloc(size); VAL [\old(size)=16, \result={-1004468158:0}, ldv_global_msg_list={-2078209977:0}, malloc(size)={-1004468158:0}, size=16] [L1408] RET, EXPR ldv_malloc(sizeof(*kobj)) VAL [ldv_global_msg_list={-2078209977:0}, ldv_malloc(sizeof(*kobj))={-1004468158:0}] [L1408] kobj = ldv_malloc(sizeof(*kobj)) [L1409] COND FALSE !(!kobj) VAL [kobj={-1004468158:0}, ldv_global_msg_list={-2078209977:0}] [L1411] FCALL memset(kobj, 0, sizeof(*kobj)) VAL [kobj={-1004468158:0}, ldv_global_msg_list={-2078209977:0}, memset(kobj, 0, sizeof(*kobj))={-1004468158:0}] [L1413] CALL ldv_kobject_init(kobj) VAL [kobj={-1004468158:0}, ldv_global_msg_list={-2078209977:0}] [L1394] COND FALSE !(!kobj) VAL [kobj={-1004468158:0}, kobj={-1004468158:0}, ldv_global_msg_list={-2078209977:0}] [L1398] CALL ldv_kobject_init_internal(kobj) VAL [kobj={-1004468158:0}, ldv_global_msg_list={-2078209977:0}] [L1380] COND FALSE !(!kobj) VAL [kobj={-1004468158:0}, kobj={-1004468158:0}, ldv_global_msg_list={-2078209977:0}] [L1382] CALL ldv_kref_init(&kobj->kref) VAL [kref={-1004468158:12}, ldv_global_msg_list={-2078209977:0}] [L1294] ((&kref->refcount)->counter) = (1) VAL [kref={-1004468158:12}, kref={-1004468158:12}, ldv_global_msg_list={-2078209977:0}] [L1382] RET ldv_kref_init(&kobj->kref) VAL [kobj={-1004468158:0}, kobj={-1004468158:0}, ldv_global_msg_list={-2078209977:0}] [L1383] CALL LDV_INIT_LIST_HEAD(&kobj->entry) VAL [ldv_global_msg_list={-2078209977:0}, list={-1004468158:4}] [L1099] list->next = list VAL [ldv_global_msg_list={-2078209977:0}, list={-1004468158:4}, list={-1004468158:4}] [L1100] list->prev = list VAL [ldv_global_msg_list={-2078209977:0}, list={-1004468158:4}, list={-1004468158:4}] [L1383] RET LDV_INIT_LIST_HEAD(&kobj->entry) VAL [kobj={-1004468158:0}, kobj={-1004468158:0}, ldv_global_msg_list={-2078209977:0}] [L1398] RET ldv_kobject_init_internal(kobj) VAL [kobj={-1004468158:0}, kobj={-1004468158:0}, ldv_global_msg_list={-2078209977:0}] [L1413] RET ldv_kobject_init(kobj) VAL [kobj={-1004468158:0}, ldv_global_msg_list={-2078209977:0}] [L1414] return kobj; VAL [\result={-1004468158:0}, kobj={-1004468158:0}, ldv_global_msg_list={-2078209977:0}] [L1446] RET, EXPR ldv_kobject_create() VAL [ldv_global_msg_list={-2078209977:0}, ldv_kobject_create()={-1004468158:0}] [L1446] kobj = ldv_kobject_create() [L1447] CALL f_22_get(kobj) VAL [kobj={-1004468158:0}, ldv_global_msg_list={-2078209977:0}] [L1437] CALL ldv_kobject_get(kobj) VAL [kobj={-1004468158:0}, ldv_global_msg_list={-2078209977:0}] [L1373] COND TRUE \read(*kobj) VAL [kobj={-1004468158:0}, kobj={-1004468158:0}, ldv_global_msg_list={-2078209977:0}] [L1374] CALL ldv_kref_get(&kobj->kref) VAL [kref={-1004468158:12}, ldv_global_msg_list={-2078209977:0}] [L1308] CALL ldv_atomic_add_return(1, (&kref->refcount)) VAL [\old(i)=1, ldv_global_msg_list={-2078209977:0}, v={-1004468158:12}] [L1255] int temp; VAL [\old(i)=1, i=1, ldv_global_msg_list={-2078209977:0}, v={-1004468158:12}, v={-1004468158:12}] [L1256] EXPR v->counter VAL [\old(i)=1, i=1, ldv_global_msg_list={-2078209977:0}, v={-1004468158:12}, v={-1004468158:12}, v->counter=1] [L1256] temp = v->counter [L1257] temp += i VAL [\old(i)=1, i=1, ldv_global_msg_list={-2078209977:0}, temp=2, v={-1004468158:12}, v={-1004468158:12}] [L1258] v->counter = temp VAL [\old(i)=1, i=1, ldv_global_msg_list={-2078209977:0}, temp=2, v={-1004468158:12}, v={-1004468158:12}] [L1259] return temp; VAL [\old(i)=1, \result=2, i=1, ldv_global_msg_list={-2078209977:0}, temp=2, v={-1004468158:12}, v={-1004468158:12}] [L1308] RET ldv_atomic_add_return(1, (&kref->refcount)) VAL [kref={-1004468158:12}, kref={-1004468158:12}, ldv_atomic_add_return(1, (&kref->refcount))=2, ldv_global_msg_list={-2078209977:0}] [L1374] RET ldv_kref_get(&kobj->kref) VAL [kobj={-1004468158:0}, kobj={-1004468158:0}, ldv_global_msg_list={-2078209977:0}] [L1375] return kobj; VAL [\result={-1004468158:0}, kobj={-1004468158:0}, kobj={-1004468158:0}, ldv_global_msg_list={-2078209977:0}] [L1437] RET ldv_kobject_get(kobj) VAL [kobj={-1004468158:0}, kobj={-1004468158:0}, ldv_global_msg_list={-2078209977:0}, ldv_kobject_get(kobj)={-1004468158:0}] [L1447] RET f_22_get(kobj) VAL [kobj={-1004468158:0}, ldv_global_msg_list={-2078209977:0}] [L1449] CALL ldv_kobject_put(kobj) VAL [kobj={-1004468158:0}, ldv_global_msg_list={-2078209977:0}] [L1361] COND TRUE \read(*kobj) VAL [kobj={-1004468158:0}, kobj={-1004468158:0}, ldv_global_msg_list={-2078209977:0}] [L1363] CALL ldv_kref_put(&kobj->kref, ldv_kobject_release) VAL [kref={-1004468158:12}, ldv_global_msg_list={-2078209977:0}, release={-1:0}] [L1313] CALL, EXPR ldv_kref_sub(kref, 1, release) VAL [\old(count)=1, kref={-1004468158:12}, ldv_global_msg_list={-2078209977:0}, release={-1:0}] [L1281] CALL, EXPR ldv_atomic_sub_return(((int) count), (&kref->refcount)) VAL [\old(i)=1, ldv_global_msg_list={-2078209977:0}, v={-1004468158:12}] [L1264] int temp; VAL [\old(i)=1, i=1, ldv_global_msg_list={-2078209977:0}, v={-1004468158:12}, v={-1004468158:12}] [L1265] EXPR v->counter VAL [\old(i)=1, i=1, ldv_global_msg_list={-2078209977:0}, v={-1004468158:12}, v={-1004468158:12}, v->counter=2] [L1265] temp = v->counter [L1266] temp -= i VAL [\old(i)=1, i=1, ldv_global_msg_list={-2078209977:0}, temp=1, v={-1004468158:12}, v={-1004468158:12}] [L1267] v->counter = temp VAL [\old(i)=1, i=1, ldv_global_msg_list={-2078209977:0}, temp=1, v={-1004468158:12}, v={-1004468158:12}] [L1268] return temp; VAL [\old(i)=1, \result=1, i=1, ldv_global_msg_list={-2078209977:0}, temp=1, v={-1004468158:12}, v={-1004468158:12}] [L1281] RET, EXPR ldv_atomic_sub_return(((int) count), (&kref->refcount)) VAL [\old(count)=1, count=1, kref={-1004468158:12}, kref={-1004468158:12}, ldv_atomic_sub_return(((int) count), (&kref->refcount))=1, ldv_global_msg_list={-2078209977:0}, release={-1:0}, release={-1:0}] [L1281] COND FALSE !((ldv_atomic_sub_return(((int) count), (&kref->refcount)) == 0)) [L1285] return 0; VAL [\old(count)=1, \result=0, count=1, kref={-1004468158:12}, kref={-1004468158:12}, ldv_global_msg_list={-2078209977:0}, release={-1:0}, release={-1:0}] [L1313] RET, EXPR ldv_kref_sub(kref, 1, release) VAL [kref={-1004468158:12}, kref={-1004468158:12}, ldv_global_msg_list={-2078209977:0}, ldv_kref_sub(kref, 1, release)=0, release={-1:0}, release={-1:0}] [L1313] return ldv_kref_sub(kref, 1, release); [L1363] RET ldv_kref_put(&kobj->kref, ldv_kobject_release) VAL [kobj={-1004468158:0}, kobj={-1004468158:0}, ldv_global_msg_list={-2078209977:0}, ldv_kref_put(&kobj->kref, ldv_kobject_release)=0] [L1449] RET ldv_kobject_put(kobj) VAL [kobj={-1004468158:0}, ldv_global_msg_list={-2078209977:0}] [L1453] RET entry_point() VAL [ldv_global_msg_list={-2078209977:0}] - StatisticsResult: Ultimate Automizer benchmark data CFG has 46 procedures, 329 locations, 71 error locations. UNSAFE Result, 318.5s OverallTime, 28 OverallIterations, 16 TraceHistogramMax, 179.3s AutomataDifference, 0.0s DeadEndRemovalTime, 0.0s HoareAnnotationTime, HoareTripleCheckerStatistics: 3336 SDtfs, 1653 SDslu, 25011 SDs, 0 SdLazy, 17647 SolverSat, 504 SolverUnsat, 7 SolverUnknown, 0 SolverNotchecked, 133.4s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 1974 GetRequests, 1412 SyntacticMatches, 48 SemanticMatches, 514 ConstructedPredicates, 2 IntricatePredicates, 0 DeprecatedPredicates, 4024 ImplicationChecksByTransitivity, 94.4s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=180occurred in iteration=0, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s AbstIntTime, 0 AbstIntIterations, 0 AbstIntStrong, NaN AbsIntWeakeningRatio, NaN AbsIntAvgWeakeningVarsNumRemoved, NaN AbsIntAvgWeakenedConjuncts, 0.0s DumpTime, AutomataMinimizationStatistics: 0.2s AutomataMinimizationTime, 27 MinimizatonAttempts, 90 StatesRemovedByMinimization, 11 NontrivialMinimizations, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: TraceCheckStatistics: 0.9s SsaConstructionTime, 11.0s SatisfiabilityAnalysisTime, 118.6s InterpolantComputationTime, 1859 NumberOfCodeBlocks, 1829 NumberOfCodeBlocksAsserted, 29 NumberOfCheckSat, 1829 ConstructedInterpolants, 415 QuantifiedInterpolants, 1325153 SizeOfPredicates, 246 NumberOfNonLiveVariables, 7082 ConjunctsInSsa, 691 ConjunctsInUnsatCore, 31 InterpolantComputations, 24 PerfectInterpolantSequences, 1969/2237 InterpolantCoveringCapability, InvariantSynthesisStatistics: No data available, InterpolantConsolidationStatistics: No data available, ReuseStatistics: No data available RESULT: Ultimate could not prove your program: unable to determine feasibility of some traces Received shutdown request...