./Ultimate.py --spec /storage/repos/svcomp/c/properties/valid-memsafety.prp --file /storage/repos/svcomp/c/ldv-memsafety/memleaks_test21_true-valid-memsafety_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_test21_true-valid-memsafety_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 be9287769af70383956c156e3adcbcd15aa73b06 .............................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................. Execution finished normally Writing output log to file Ultimate.log Result: TRUE --- Real Ultimate output --- This is Ultimate 0.1.24-0ed9222-m [2019-01-13 23:15:28,669 INFO L170 SettingsManager]: Resetting all preferences to default values... [2019-01-13 23:15:28,671 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2019-01-13 23:15:28,682 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-01-13 23:15:28,682 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-01-13 23:15:28,683 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-01-13 23:15:28,685 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-01-13 23:15:28,687 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2019-01-13 23:15:28,689 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-01-13 23:15:28,689 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-01-13 23:15:28,690 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-01-13 23:15:28,690 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-01-13 23:15:28,691 INFO L174 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-01-13 23:15:28,692 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-01-13 23:15:28,694 INFO L174 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-01-13 23:15:28,694 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-01-13 23:15:28,695 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-01-13 23:15:28,697 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-01-13 23:15:28,699 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2019-01-13 23:15:28,701 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-01-13 23:15:28,702 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-01-13 23:15:28,703 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-01-13 23:15:28,706 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-01-13 23:15:28,706 INFO L177 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-01-13 23:15:28,707 INFO L174 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-01-13 23:15:28,707 INFO L174 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-01-13 23:15:28,708 INFO L174 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-01-13 23:15:28,713 INFO L174 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-01-13 23:15:28,713 INFO L174 SettingsManager]: Resetting Witness Printer preferences to default values [2019-01-13 23:15:28,715 INFO L177 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-01-13 23:15:28,715 INFO L174 SettingsManager]: Resetting CDTParser preferences to default values [2019-01-13 23:15:28,716 INFO L177 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-01-13 23:15:28,721 INFO L177 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-01-13 23:15:28,721 INFO L174 SettingsManager]: Resetting SmtParser preferences to default values [2019-01-13 23:15:28,722 INFO L174 SettingsManager]: Resetting Witness Parser preferences to default values [2019-01-13 23:15:28,723 INFO L181 SettingsManager]: Finished resetting all preferences to default values... [2019-01-13 23:15:28,723 INFO L98 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-DerefFreeMemtrack-32bit-Automizer_Default.epf [2019-01-13 23:15:28,756 INFO L110 SettingsManager]: Loading preferences was successful [2019-01-13 23:15:28,756 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2019-01-13 23:15:28,760 INFO L131 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-01-13 23:15:28,761 INFO L133 SettingsManager]: * Create parallel compositions if possible=false [2019-01-13 23:15:28,761 INFO L133 SettingsManager]: * Use SBE=true [2019-01-13 23:15:28,761 INFO L131 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-01-13 23:15:28,761 INFO L133 SettingsManager]: * sizeof long=4 [2019-01-13 23:15:28,761 INFO L133 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2019-01-13 23:15:28,762 INFO L133 SettingsManager]: * Overapproximate operations on floating types=true [2019-01-13 23:15:28,762 INFO L133 SettingsManager]: * sizeof POINTER=4 [2019-01-13 23:15:28,762 INFO L133 SettingsManager]: * Check division by zero=IGNORE [2019-01-13 23:15:28,762 INFO L133 SettingsManager]: * Check for the main procedure if all allocated memory was freed=true [2019-01-13 23:15:28,762 INFO L133 SettingsManager]: * Bitprecise bitfields=true [2019-01-13 23:15:28,762 INFO L133 SettingsManager]: * SV-COMP memtrack compatibility mode=true [2019-01-13 23:15:28,763 INFO L133 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-01-13 23:15:28,763 INFO L133 SettingsManager]: * sizeof long double=12 [2019-01-13 23:15:28,763 INFO L133 SettingsManager]: * Use constant arrays=true [2019-01-13 23:15:28,763 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-01-13 23:15:28,763 INFO L133 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-01-13 23:15:28,764 INFO L133 SettingsManager]: * To the following directory=./dump/ [2019-01-13 23:15:28,764 INFO L133 SettingsManager]: * SMT solver=External_DefaultMode [2019-01-13 23:15:28,764 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-01-13 23:15:28,764 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-01-13 23:15:28,764 INFO L133 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-01-13 23:15:28,764 INFO L133 SettingsManager]: * Trace refinement strategy=CAMEL [2019-01-13 23:15:28,765 INFO L133 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-01-13 23:15:28,768 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 -> be9287769af70383956c156e3adcbcd15aa73b06 [2019-01-13 23:15:28,813 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-01-13 23:15:28,828 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-01-13 23:15:28,834 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-01-13 23:15:28,835 INFO L271 PluginConnector]: Initializing CDTParser... [2019-01-13 23:15:28,836 INFO L276 PluginConnector]: CDTParser initialized [2019-01-13 23:15:28,837 INFO L418 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/svcomp/c/ldv-memsafety/memleaks_test21_true-valid-memsafety_true-termination.i [2019-01-13 23:15:28,894 INFO L221 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/4fe256cb3/c19da7ff289a4f4d97ca643e99556c1d/FLAG081ab81d6 [2019-01-13 23:15:29,412 INFO L307 CDTParser]: Found 1 translation units. [2019-01-13 23:15:29,414 INFO L161 CDTParser]: Scanning /storage/repos/svcomp/c/ldv-memsafety/memleaks_test21_true-valid-memsafety_true-termination.i [2019-01-13 23:15:29,437 INFO L355 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/4fe256cb3/c19da7ff289a4f4d97ca643e99556c1d/FLAG081ab81d6 [2019-01-13 23:15:29,657 INFO L363 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/4fe256cb3/c19da7ff289a4f4d97ca643e99556c1d [2019-01-13 23:15:29,659 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-01-13 23:15:29,661 INFO L131 ToolchainWalker]: Walking toolchain with 5 elements. [2019-01-13 23:15:29,662 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-01-13 23:15:29,662 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-01-13 23:15:29,666 INFO L276 PluginConnector]: CACSL2BoogieTranslator initialized [2019-01-13 23:15:29,667 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.01 11:15:29" (1/1) ... [2019-01-13 23:15:29,670 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@3877156b and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.01 11:15:29, skipping insertion in model container [2019-01-13 23:15:29,670 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.01 11:15:29" (1/1) ... [2019-01-13 23:15:29,678 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-01-13 23:15:29,745 INFO L176 MainTranslator]: Built tables and reachable declarations [2019-01-13 23:15:30,236 INFO L208 PostProcessor]: Analyzing one entry point: main [2019-01-13 23:15:30,268 INFO L191 MainTranslator]: Completed pre-run [2019-01-13 23:15:30,415 INFO L208 PostProcessor]: Analyzing one entry point: main [2019-01-13 23:15:30,510 INFO L195 MainTranslator]: Completed translation [2019-01-13 23:15:30,510 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.01 11:15:30 WrapperNode [2019-01-13 23:15:30,510 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-01-13 23:15:30,511 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-01-13 23:15:30,511 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-01-13 23:15:30,513 INFO L276 PluginConnector]: Boogie Preprocessor initialized [2019-01-13 23:15:30,523 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.01 11:15:30" (1/1) ... [2019-01-13 23:15:30,523 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.01 11:15:30" (1/1) ... [2019-01-13 23:15:30,546 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.01 11:15:30" (1/1) ... [2019-01-13 23:15:30,546 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.01 11:15:30" (1/1) ... [2019-01-13 23:15:30,583 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.01 11:15:30" (1/1) ... [2019-01-13 23:15:30,589 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.01 11:15:30" (1/1) ... [2019-01-13 23:15:30,596 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.01 11:15:30" (1/1) ... [2019-01-13 23:15:30,616 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-01-13 23:15:30,617 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2019-01-13 23:15:30,617 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2019-01-13 23:15:30,617 INFO L276 PluginConnector]: RCFGBuilder initialized [2019-01-13 23:15:30,618 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.01 11:15:30" (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 23:15:30,678 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2019-01-13 23:15:30,678 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2019-01-13 23:15:30,678 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~TO~VOID [2019-01-13 23:15:30,678 INFO L138 BoogieDeclarations]: Found implementation of procedure __bswap_32 [2019-01-13 23:15:30,679 INFO L138 BoogieDeclarations]: Found implementation of procedure __bswap_64 [2019-01-13 23:15:30,679 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_nonpositive [2019-01-13 23:15:30,679 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_positive [2019-01-13 23:15:30,679 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_malloc [2019-01-13 23:15:30,679 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_zalloc [2019-01-13 23:15:30,679 INFO L138 BoogieDeclarations]: Found implementation of procedure LDV_INIT_LIST_HEAD [2019-01-13 23:15:30,679 INFO L138 BoogieDeclarations]: Found implementation of procedure __ldv_list_add [2019-01-13 23:15:30,680 INFO L138 BoogieDeclarations]: Found implementation of procedure __ldv_list_del [2019-01-13 23:15:30,680 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_list_add [2019-01-13 23:15:30,680 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_list_add_tail [2019-01-13 23:15:30,680 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_list_del [2019-01-13 23:15:30,680 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_msg_alloc [2019-01-13 23:15:30,680 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_msg_fill [2019-01-13 23:15:30,680 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_msg_free [2019-01-13 23:15:30,681 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_submit_msg [2019-01-13 23:15:30,681 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_destroy_msgs [2019-01-13 23:15:30,681 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_dev_get_drvdata [2019-01-13 23:15:30,681 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_dev_set_drvdata [2019-01-13 23:15:30,681 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_atomic_add_return [2019-01-13 23:15:30,681 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_atomic_sub_return [2019-01-13 23:15:30,681 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_kref_sub [2019-01-13 23:15:30,682 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_kref_init [2019-01-13 23:15:30,682 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_kref_get [2019-01-13 23:15:30,682 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_kref_put [2019-01-13 23:15:30,682 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_kobject_del [2019-01-13 23:15:30,682 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_kobject_cleanup [2019-01-13 23:15:30,682 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_kobject_release [2019-01-13 23:15:30,682 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_kobject_put [2019-01-13 23:15:30,683 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_kobject_get [2019-01-13 23:15:30,683 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_kobject_init_internal [2019-01-13 23:15:30,683 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_kobject_init [2019-01-13 23:15:30,683 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_kobject_create [2019-01-13 23:15:30,683 INFO L138 BoogieDeclarations]: Found implementation of procedure f [2019-01-13 23:15:30,683 INFO L138 BoogieDeclarations]: Found implementation of procedure g [2019-01-13 23:15:30,683 INFO L138 BoogieDeclarations]: Found implementation of procedure alloc_21 [2019-01-13 23:15:30,683 INFO L138 BoogieDeclarations]: Found implementation of procedure free_21 [2019-01-13 23:15:30,684 INFO L138 BoogieDeclarations]: Found implementation of procedure entry_point [2019-01-13 23:15:30,684 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2019-01-13 23:15:30,684 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset [2019-01-13 23:15:30,684 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.meminit [2019-01-13 23:15:30,684 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy [2019-01-13 23:15:30,684 INFO L130 BoogieDeclarations]: Found specification of procedure __bswap_32 [2019-01-13 23:15:30,684 INFO L130 BoogieDeclarations]: Found specification of procedure __bswap_64 [2019-01-13 23:15:30,684 INFO L130 BoogieDeclarations]: Found specification of procedure __ctype_get_mb_cur_max [2019-01-13 23:15:30,685 INFO L130 BoogieDeclarations]: Found specification of procedure atof [2019-01-13 23:15:30,685 INFO L130 BoogieDeclarations]: Found specification of procedure atoi [2019-01-13 23:15:30,685 INFO L130 BoogieDeclarations]: Found specification of procedure atol [2019-01-13 23:15:30,685 INFO L130 BoogieDeclarations]: Found specification of procedure atoll [2019-01-13 23:15:30,685 INFO L130 BoogieDeclarations]: Found specification of procedure strtod [2019-01-13 23:15:30,685 INFO L130 BoogieDeclarations]: Found specification of procedure strtof [2019-01-13 23:15:30,685 INFO L130 BoogieDeclarations]: Found specification of procedure strtold [2019-01-13 23:15:30,685 INFO L130 BoogieDeclarations]: Found specification of procedure strtol [2019-01-13 23:15:30,686 INFO L130 BoogieDeclarations]: Found specification of procedure strtoul [2019-01-13 23:15:30,686 INFO L130 BoogieDeclarations]: Found specification of procedure strtoq [2019-01-13 23:15:30,686 INFO L130 BoogieDeclarations]: Found specification of procedure strtouq [2019-01-13 23:15:30,686 INFO L130 BoogieDeclarations]: Found specification of procedure strtoll [2019-01-13 23:15:30,686 INFO L130 BoogieDeclarations]: Found specification of procedure strtoull [2019-01-13 23:15:30,686 INFO L130 BoogieDeclarations]: Found specification of procedure l64a [2019-01-13 23:15:30,686 INFO L130 BoogieDeclarations]: Found specification of procedure a64l [2019-01-13 23:15:30,686 INFO L130 BoogieDeclarations]: Found specification of procedure select [2019-01-13 23:15:30,687 INFO L130 BoogieDeclarations]: Found specification of procedure pselect [2019-01-13 23:15:30,687 INFO L130 BoogieDeclarations]: Found specification of procedure gnu_dev_major [2019-01-13 23:15:30,687 INFO L130 BoogieDeclarations]: Found specification of procedure gnu_dev_minor [2019-01-13 23:15:30,687 INFO L130 BoogieDeclarations]: Found specification of procedure gnu_dev_makedev [2019-01-13 23:15:30,687 INFO L130 BoogieDeclarations]: Found specification of procedure random [2019-01-13 23:15:30,687 INFO L130 BoogieDeclarations]: Found specification of procedure srandom [2019-01-13 23:15:30,687 INFO L130 BoogieDeclarations]: Found specification of procedure initstate [2019-01-13 23:15:30,687 INFO L130 BoogieDeclarations]: Found specification of procedure setstate [2019-01-13 23:15:30,688 INFO L130 BoogieDeclarations]: Found specification of procedure random_r [2019-01-13 23:15:30,688 INFO L130 BoogieDeclarations]: Found specification of procedure srandom_r [2019-01-13 23:15:30,688 INFO L130 BoogieDeclarations]: Found specification of procedure initstate_r [2019-01-13 23:15:30,688 INFO L130 BoogieDeclarations]: Found specification of procedure setstate_r [2019-01-13 23:15:30,688 INFO L130 BoogieDeclarations]: Found specification of procedure rand [2019-01-13 23:15:30,688 INFO L130 BoogieDeclarations]: Found specification of procedure srand [2019-01-13 23:15:30,688 INFO L130 BoogieDeclarations]: Found specification of procedure rand_r [2019-01-13 23:15:30,688 INFO L130 BoogieDeclarations]: Found specification of procedure drand48 [2019-01-13 23:15:30,689 INFO L130 BoogieDeclarations]: Found specification of procedure erand48 [2019-01-13 23:15:30,689 INFO L130 BoogieDeclarations]: Found specification of procedure lrand48 [2019-01-13 23:15:30,689 INFO L130 BoogieDeclarations]: Found specification of procedure nrand48 [2019-01-13 23:15:30,689 INFO L130 BoogieDeclarations]: Found specification of procedure mrand48 [2019-01-13 23:15:30,689 INFO L130 BoogieDeclarations]: Found specification of procedure jrand48 [2019-01-13 23:15:30,689 INFO L130 BoogieDeclarations]: Found specification of procedure srand48 [2019-01-13 23:15:30,689 INFO L130 BoogieDeclarations]: Found specification of procedure seed48 [2019-01-13 23:15:30,690 INFO L130 BoogieDeclarations]: Found specification of procedure lcong48 [2019-01-13 23:15:30,690 INFO L130 BoogieDeclarations]: Found specification of procedure drand48_r [2019-01-13 23:15:30,690 INFO L130 BoogieDeclarations]: Found specification of procedure erand48_r [2019-01-13 23:15:30,690 INFO L130 BoogieDeclarations]: Found specification of procedure lrand48_r [2019-01-13 23:15:30,690 INFO L130 BoogieDeclarations]: Found specification of procedure nrand48_r [2019-01-13 23:15:30,690 INFO L130 BoogieDeclarations]: Found specification of procedure mrand48_r [2019-01-13 23:15:30,690 INFO L130 BoogieDeclarations]: Found specification of procedure jrand48_r [2019-01-13 23:15:30,691 INFO L130 BoogieDeclarations]: Found specification of procedure srand48_r [2019-01-13 23:15:30,691 INFO L130 BoogieDeclarations]: Found specification of procedure seed48_r [2019-01-13 23:15:30,691 INFO L130 BoogieDeclarations]: Found specification of procedure lcong48_r [2019-01-13 23:15:30,691 INFO L130 BoogieDeclarations]: Found specification of procedure malloc [2019-01-13 23:15:30,691 INFO L130 BoogieDeclarations]: Found specification of procedure calloc [2019-01-13 23:15:30,691 INFO L130 BoogieDeclarations]: Found specification of procedure realloc [2019-01-13 23:15:30,691 INFO L130 BoogieDeclarations]: Found specification of procedure free [2019-01-13 23:15:30,691 INFO L130 BoogieDeclarations]: Found specification of procedure cfree [2019-01-13 23:15:30,692 INFO L130 BoogieDeclarations]: Found specification of procedure alloca [2019-01-13 23:15:30,692 INFO L130 BoogieDeclarations]: Found specification of procedure valloc [2019-01-13 23:15:30,692 INFO L130 BoogieDeclarations]: Found specification of procedure posix_memalign [2019-01-13 23:15:30,692 INFO L130 BoogieDeclarations]: Found specification of procedure abort [2019-01-13 23:15:30,692 INFO L130 BoogieDeclarations]: Found specification of procedure atexit [2019-01-13 23:15:30,692 INFO L130 BoogieDeclarations]: Found specification of procedure on_exit [2019-01-13 23:15:30,692 INFO L130 BoogieDeclarations]: Found specification of procedure exit [2019-01-13 23:15:30,692 INFO L130 BoogieDeclarations]: Found specification of procedure _Exit [2019-01-13 23:15:30,693 INFO L130 BoogieDeclarations]: Found specification of procedure getenv [2019-01-13 23:15:30,693 INFO L130 BoogieDeclarations]: Found specification of procedure putenv [2019-01-13 23:15:30,693 INFO L130 BoogieDeclarations]: Found specification of procedure setenv [2019-01-13 23:15:30,693 INFO L130 BoogieDeclarations]: Found specification of procedure unsetenv [2019-01-13 23:15:30,693 INFO L130 BoogieDeclarations]: Found specification of procedure clearenv [2019-01-13 23:15:30,693 INFO L130 BoogieDeclarations]: Found specification of procedure mktemp [2019-01-13 23:15:30,693 INFO L130 BoogieDeclarations]: Found specification of procedure mkstemp [2019-01-13 23:15:30,693 INFO L130 BoogieDeclarations]: Found specification of procedure mkstemps [2019-01-13 23:15:30,694 INFO L130 BoogieDeclarations]: Found specification of procedure mkdtemp [2019-01-13 23:15:30,694 INFO L130 BoogieDeclarations]: Found specification of procedure system [2019-01-13 23:15:30,694 INFO L130 BoogieDeclarations]: Found specification of procedure realpath [2019-01-13 23:15:30,694 INFO L130 BoogieDeclarations]: Found specification of procedure bsearch [2019-01-13 23:15:30,694 INFO L130 BoogieDeclarations]: Found specification of procedure qsort [2019-01-13 23:15:30,694 INFO L130 BoogieDeclarations]: Found specification of procedure abs [2019-01-13 23:15:30,694 INFO L130 BoogieDeclarations]: Found specification of procedure labs [2019-01-13 23:15:30,695 INFO L130 BoogieDeclarations]: Found specification of procedure llabs [2019-01-13 23:15:30,695 INFO L130 BoogieDeclarations]: Found specification of procedure div [2019-01-13 23:15:30,695 INFO L130 BoogieDeclarations]: Found specification of procedure ldiv [2019-01-13 23:15:30,695 INFO L130 BoogieDeclarations]: Found specification of procedure lldiv [2019-01-13 23:15:30,695 INFO L130 BoogieDeclarations]: Found specification of procedure ecvt [2019-01-13 23:15:30,695 INFO L130 BoogieDeclarations]: Found specification of procedure fcvt [2019-01-13 23:15:30,695 INFO L130 BoogieDeclarations]: Found specification of procedure gcvt [2019-01-13 23:15:30,696 INFO L130 BoogieDeclarations]: Found specification of procedure qecvt [2019-01-13 23:15:30,696 INFO L130 BoogieDeclarations]: Found specification of procedure qfcvt [2019-01-13 23:15:30,696 INFO L130 BoogieDeclarations]: Found specification of procedure qgcvt [2019-01-13 23:15:30,696 INFO L130 BoogieDeclarations]: Found specification of procedure ecvt_r [2019-01-13 23:15:30,696 INFO L130 BoogieDeclarations]: Found specification of procedure fcvt_r [2019-01-13 23:15:30,696 INFO L130 BoogieDeclarations]: Found specification of procedure qecvt_r [2019-01-13 23:15:30,696 INFO L130 BoogieDeclarations]: Found specification of procedure qfcvt_r [2019-01-13 23:15:30,696 INFO L130 BoogieDeclarations]: Found specification of procedure mblen [2019-01-13 23:15:30,697 INFO L130 BoogieDeclarations]: Found specification of procedure mbtowc [2019-01-13 23:15:30,697 INFO L130 BoogieDeclarations]: Found specification of procedure wctomb [2019-01-13 23:15:30,697 INFO L130 BoogieDeclarations]: Found specification of procedure mbstowcs [2019-01-13 23:15:30,697 INFO L130 BoogieDeclarations]: Found specification of procedure wcstombs [2019-01-13 23:15:30,697 INFO L130 BoogieDeclarations]: Found specification of procedure rpmatch [2019-01-13 23:15:30,697 INFO L130 BoogieDeclarations]: Found specification of procedure getsubopt [2019-01-13 23:15:30,697 INFO L130 BoogieDeclarations]: Found specification of procedure getloadavg [2019-01-13 23:15:30,698 INFO L130 BoogieDeclarations]: Found specification of procedure kfree [2019-01-13 23:15:30,698 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_int [2019-01-13 23:15:30,698 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_pointer [2019-01-13 23:15:30,698 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_nonpositive [2019-01-13 23:15:30,698 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_positive [2019-01-13 23:15:30,698 INFO L130 BoogieDeclarations]: Found specification of procedure memcpy [2019-01-13 23:15:30,698 INFO L130 BoogieDeclarations]: Found specification of procedure memset [2019-01-13 23:15:30,699 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_malloc [2019-01-13 23:15:30,699 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2019-01-13 23:15:30,699 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_zalloc [2019-01-13 23:15:30,699 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.meminit [2019-01-13 23:15:30,699 INFO L130 BoogieDeclarations]: Found specification of procedure LDV_INIT_LIST_HEAD [2019-01-13 23:15:30,699 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2019-01-13 23:15:30,699 INFO L130 BoogieDeclarations]: Found specification of procedure __ldv_list_add [2019-01-13 23:15:30,699 INFO L130 BoogieDeclarations]: Found specification of procedure __ldv_list_del [2019-01-13 23:15:30,700 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_list_add [2019-01-13 23:15:30,700 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2019-01-13 23:15:30,700 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_list_add_tail [2019-01-13 23:15:30,700 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_list_del [2019-01-13 23:15:30,700 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_msg_alloc [2019-01-13 23:15:30,700 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_msg_fill [2019-01-13 23:15:30,700 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy [2019-01-13 23:15:30,700 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_msg_free [2019-01-13 23:15:30,701 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2019-01-13 23:15:30,701 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_submit_msg [2019-01-13 23:15:30,701 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_destroy_msgs [2019-01-13 23:15:30,701 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_dev_get_drvdata [2019-01-13 23:15:30,701 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_dev_set_drvdata [2019-01-13 23:15:30,701 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_atomic_add_return [2019-01-13 23:15:30,701 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2019-01-13 23:15:30,701 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2019-01-13 23:15:30,702 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_atomic_sub_return [2019-01-13 23:15:30,702 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_kref_sub [2019-01-13 23:15:30,702 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~TO~VOID [2019-01-13 23:15:30,702 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_kref_init [2019-01-13 23:15:30,702 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_kref_get [2019-01-13 23:15:30,702 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_kref_put [2019-01-13 23:15:30,702 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_kobject_del [2019-01-13 23:15:30,702 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_kobject_cleanup [2019-01-13 23:15:30,702 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_kobject_release [2019-01-13 23:15:30,703 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_kobject_put [2019-01-13 23:15:30,703 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_kobject_get [2019-01-13 23:15:30,703 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_kobject_init_internal [2019-01-13 23:15:30,703 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_kobject_init [2019-01-13 23:15:30,703 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_kobject_create [2019-01-13 23:15:30,703 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset [2019-01-13 23:15:30,703 INFO L130 BoogieDeclarations]: Found specification of procedure f [2019-01-13 23:15:30,703 INFO L130 BoogieDeclarations]: Found specification of procedure g [2019-01-13 23:15:30,704 INFO L130 BoogieDeclarations]: Found specification of procedure alloc_21 [2019-01-13 23:15:30,704 INFO L130 BoogieDeclarations]: Found specification of procedure free_21 [2019-01-13 23:15:30,704 INFO L130 BoogieDeclarations]: Found specification of procedure entry_point [2019-01-13 23:15:30,704 INFO L130 BoogieDeclarations]: Found specification of procedure main [2019-01-13 23:15:30,704 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2019-01-13 23:15:30,704 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2019-01-13 23:15:30,704 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$ [2019-01-13 23:15:30,704 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2019-01-13 23:15:30,704 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int [2019-01-13 23:15:30,705 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int [2019-01-13 23:15:30,705 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$ [2019-01-13 23:15:30,705 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$ [2019-01-13 23:15:31,406 WARN L745 $ProcedureCfgBuilder]: Label in the middle of a codeblock. [2019-01-13 23:15:32,088 WARN L745 $ProcedureCfgBuilder]: Label in the middle of a codeblock. [2019-01-13 23:15:32,578 INFO L281 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2019-01-13 23:15:32,579 INFO L286 CfgBuilder]: Removed 1 assue(true) statements. [2019-01-13 23:15:32,580 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.01 11:15:32 BoogieIcfgContainer [2019-01-13 23:15:32,580 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2019-01-13 23:15:32,581 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2019-01-13 23:15:32,581 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2019-01-13 23:15:32,584 INFO L276 PluginConnector]: TraceAbstraction initialized [2019-01-13 23:15:32,585 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 13.01 11:15:29" (1/3) ... [2019-01-13 23:15:32,586 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@4ce9ab0 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 13.01 11:15:32, skipping insertion in model container [2019-01-13 23:15:32,586 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.01 11:15:30" (2/3) ... [2019-01-13 23:15:32,586 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@4ce9ab0 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 13.01 11:15:32, skipping insertion in model container [2019-01-13 23:15:32,586 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.01 11:15:32" (3/3) ... [2019-01-13 23:15:32,588 INFO L112 eAbstractionObserver]: Analyzing ICFG memleaks_test21_true-valid-memsafety_true-termination.i [2019-01-13 23:15:32,598 INFO L156 ceAbstractionStarter]: Automizer settings: Hoare:false NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2019-01-13 23:15:32,606 INFO L168 ceAbstractionStarter]: Appying trace abstraction to program that has 74 error locations. [2019-01-13 23:15:32,621 INFO L257 AbstractCegarLoop]: Starting to check reachability of 74 error locations. [2019-01-13 23:15:32,644 INFO L133 ementStrategyFactory]: Using default assertion order modulation [2019-01-13 23:15:32,645 INFO L382 AbstractCegarLoop]: Interprodecural is true [2019-01-13 23:15:32,645 INFO L383 AbstractCegarLoop]: Hoare is false [2019-01-13 23:15:32,645 INFO L384 AbstractCegarLoop]: Compute interpolants for FPandBP [2019-01-13 23:15:32,645 INFO L385 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2019-01-13 23:15:32,646 INFO L386 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2019-01-13 23:15:32,646 INFO L387 AbstractCegarLoop]: Difference is false [2019-01-13 23:15:32,646 INFO L388 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2019-01-13 23:15:32,646 INFO L393 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2019-01-13 23:15:32,667 INFO L276 IsEmpty]: Start isEmpty. Operand 105 states. [2019-01-13 23:15:32,677 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2019-01-13 23:15:32,677 INFO L394 BasicCegarLoop]: Found error trace [2019-01-13 23:15:32,678 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] [2019-01-13 23:15:32,681 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_msgsErr1REQUIRES_VIOLATION, ldv_destroy_msgsErr2REQUIRES_VIOLATION, ldv_destroy_msgsErr3REQUIRES_VIOLATION, ldv_destroy_msgsErr4REQUIRES_VIOLATION, ldv_destroy_msgsErr5REQUIRES_VIOLATION, ldv_destroy_msgsErr0REQUIRES_VIOLATION, ldv_msg_fillErr3REQUIRES_VIOLATION, ldv_msg_fillErr2REQUIRES_VIOLATION, ldv_msg_fillErr1REQUIRES_VIOLATION, ldv_msg_fillErr0REQUIRES_VIOLATION, ldv_msg_fillErr5REQUIRES_VIOLATION, ldv_msg_fillErr4REQUIRES_VIOLATION, ldv_atomic_add_returnErr0REQUIRES_VIOLATION, ldv_atomic_add_returnErr1REQUIRES_VIOLATION, ldv_atomic_add_returnErr2REQUIRES_VIOLATION, ldv_atomic_add_returnErr3REQUIRES_VIOLATION, __ldv_list_delErr1REQUIRES_VIOLATION, __ldv_list_delErr3REQUIRES_VIOLATION, __ldv_list_delErr2REQUIRES_VIOLATION, __ldv_list_delErr0REQUIRES_VIOLATION, ldv_kobject_cleanupErr0REQUIRES_VIOLATION, ldv_kobject_cleanupErr2ASSERT_VIOLATIONMEMORY_FREE, ldv_kobject_cleanupErr3ASSERT_VIOLATIONMEMORY_FREE, ldv_kobject_cleanupErr7ASSERT_VIOLATIONMEMORY_FREE, ldv_kobject_cleanupErr4ASSERT_VIOLATIONMEMORY_FREE, ldv_kobject_cleanupErr6ASSERT_VIOLATIONMEMORY_FREE, ldv_kobject_cleanupErr5ASSERT_VIOLATIONMEMORY_FREE, ldv_kobject_cleanupErr1REQUIRES_VIOLATION, ldv_msg_freeErr0REQUIRES_VIOLATION, ldv_msg_freeErr4ASSERT_VIOLATIONMEMORY_FREE, ldv_msg_freeErr6ASSERT_VIOLATIONMEMORY_FREE, ldv_msg_freeErr7ASSERT_VIOLATIONMEMORY_FREE, ldv_msg_freeErr2ASSERT_VIOLATIONMEMORY_FREE, ldv_msg_freeErr3ASSERT_VIOLATIONMEMORY_FREE, ldv_msg_freeErr5ASSERT_VIOLATIONMEMORY_FREE, ldv_msg_freeErr1REQUIRES_VIOLATION, mainErr0ENSURES_VIOLATIONMEMORY_LEAK, LDV_INIT_LIST_HEADErr0REQUIRES_VIOLATION, LDV_INIT_LIST_HEADErr1REQUIRES_VIOLATION, LDV_INIT_LIST_HEADErr2REQUIRES_VIOLATION, LDV_INIT_LIST_HEADErr3REQUIRES_VIOLATION, ldv_list_delErr0REQUIRES_VIOLATION, ldv_list_delErr1REQUIRES_VIOLATION, ldv_list_delErr2REQUIRES_VIOLATION, ldv_list_delErr3REQUIRES_VIOLATION, __ldv_list_addErr7REQUIRES_VIOLATION, __ldv_list_addErr1REQUIRES_VIOLATION, __ldv_list_addErr6REQUIRES_VIOLATION, __ldv_list_addErr3REQUIRES_VIOLATION, __ldv_list_addErr2REQUIRES_VIOLATION, __ldv_list_addErr4REQUIRES_VIOLATION, __ldv_list_addErr0REQUIRES_VIOLATION, __ldv_list_addErr5REQUIRES_VIOLATION, free_21Err2ASSERT_VIOLATIONMEMORY_FREE, free_21Err1ASSERT_VIOLATIONMEMORY_FREE, free_21Err0ASSERT_VIOLATIONMEMORY_FREE, ldv_dev_set_drvdataErr0REQUIRES_VIOLATION, ldv_dev_set_drvdataErr1REQUIRES_VIOLATION, ldv_atomic_sub_returnErr0REQUIRES_VIOLATION, ldv_atomic_sub_returnErr1REQUIRES_VIOLATION, ldv_atomic_sub_returnErr2REQUIRES_VIOLATION, ldv_atomic_sub_returnErr3REQUIRES_VIOLATION, ldv_list_add_tailErr0REQUIRES_VIOLATION, ldv_list_add_tailErr1REQUIRES_VIOLATION, ldv_dev_get_drvdataErr1REQUIRES_VIOLATION, ldv_dev_get_drvdataErr0REQUIRES_VIOLATION, ldv_msg_allocErr1REQUIRES_VIOLATION, ldv_msg_allocErr0REQUIRES_VIOLATION]=== [2019-01-13 23:15:32,687 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-01-13 23:15:32,687 INFO L82 PathProgramCache]: Analyzing trace with hash -1745752593, now seen corresponding path program 1 times [2019-01-13 23:15:32,689 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2019-01-13 23:15:32,690 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2019-01-13 23:15:32,741 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-01-13 23:15:32,741 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-01-13 23:15:32,741 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-01-13 23:15:32,811 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-01-13 23:15:33,606 WARN L181 SmtUtils]: Spent 100.00 ms on a formula simplification. DAG size of input: 11 DAG size of output: 7 [2019-01-13 23:15:33,612 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 23:15:33,617 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-01-13 23:15:33,617 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [10] imperfect sequences [] total 10 [2019-01-13 23:15:33,622 INFO L459 AbstractCegarLoop]: Interpolant automaton has 11 states [2019-01-13 23:15:33,640 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 11 interpolants. [2019-01-13 23:15:33,641 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=19, Invalid=91, Unknown=0, NotChecked=0, Total=110 [2019-01-13 23:15:33,644 INFO L87 Difference]: Start difference. First operand 105 states. Second operand 11 states. [2019-01-13 23:15:34,154 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-01-13 23:15:34,154 INFO L93 Difference]: Finished difference Result 52 states and 54 transitions. [2019-01-13 23:15:34,155 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2019-01-13 23:15:34,157 INFO L78 Accepts]: Start accepts. Automaton has 11 states. Word has length 21 [2019-01-13 23:15:34,157 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-01-13 23:15:34,168 INFO L225 Difference]: With dead ends: 52 [2019-01-13 23:15:34,168 INFO L226 Difference]: Without dead ends: 49 [2019-01-13 23:15:34,170 INFO L631 BasicCegarLoop]: 0 DeclaredPredicates, 13 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 12 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 2 ImplicationChecksByTransitivity, 0.8s TimeCoverageRelationStatistics Valid=33, Invalid=149, Unknown=0, NotChecked=0, Total=182 [2019-01-13 23:15:34,184 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 49 states. [2019-01-13 23:15:34,201 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 49 to 43. [2019-01-13 23:15:34,202 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 43 states. [2019-01-13 23:15:34,204 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 43 states to 43 states and 47 transitions. [2019-01-13 23:15:34,205 INFO L78 Accepts]: Start accepts. Automaton has 43 states and 47 transitions. Word has length 21 [2019-01-13 23:15:34,206 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-01-13 23:15:34,206 INFO L480 AbstractCegarLoop]: Abstraction has 43 states and 47 transitions. [2019-01-13 23:15:34,206 INFO L481 AbstractCegarLoop]: Interpolant automaton has 11 states. [2019-01-13 23:15:34,206 INFO L276 IsEmpty]: Start isEmpty. Operand 43 states and 47 transitions. [2019-01-13 23:15:34,207 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2019-01-13 23:15:34,207 INFO L394 BasicCegarLoop]: Found error trace [2019-01-13 23:15:34,207 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] [2019-01-13 23:15:34,208 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_msgsErr1REQUIRES_VIOLATION, ldv_destroy_msgsErr2REQUIRES_VIOLATION, ldv_destroy_msgsErr3REQUIRES_VIOLATION, ldv_destroy_msgsErr4REQUIRES_VIOLATION, ldv_destroy_msgsErr5REQUIRES_VIOLATION, ldv_destroy_msgsErr0REQUIRES_VIOLATION, ldv_msg_fillErr3REQUIRES_VIOLATION, ldv_msg_fillErr2REQUIRES_VIOLATION, ldv_msg_fillErr1REQUIRES_VIOLATION, ldv_msg_fillErr0REQUIRES_VIOLATION, ldv_msg_fillErr5REQUIRES_VIOLATION, ldv_msg_fillErr4REQUIRES_VIOLATION, ldv_atomic_add_returnErr0REQUIRES_VIOLATION, ldv_atomic_add_returnErr1REQUIRES_VIOLATION, ldv_atomic_add_returnErr2REQUIRES_VIOLATION, ldv_atomic_add_returnErr3REQUIRES_VIOLATION, __ldv_list_delErr1REQUIRES_VIOLATION, __ldv_list_delErr3REQUIRES_VIOLATION, __ldv_list_delErr2REQUIRES_VIOLATION, __ldv_list_delErr0REQUIRES_VIOLATION, ldv_kobject_cleanupErr0REQUIRES_VIOLATION, ldv_kobject_cleanupErr2ASSERT_VIOLATIONMEMORY_FREE, ldv_kobject_cleanupErr3ASSERT_VIOLATIONMEMORY_FREE, ldv_kobject_cleanupErr7ASSERT_VIOLATIONMEMORY_FREE, ldv_kobject_cleanupErr4ASSERT_VIOLATIONMEMORY_FREE, ldv_kobject_cleanupErr6ASSERT_VIOLATIONMEMORY_FREE, ldv_kobject_cleanupErr5ASSERT_VIOLATIONMEMORY_FREE, ldv_kobject_cleanupErr1REQUIRES_VIOLATION, ldv_msg_freeErr0REQUIRES_VIOLATION, ldv_msg_freeErr4ASSERT_VIOLATIONMEMORY_FREE, ldv_msg_freeErr6ASSERT_VIOLATIONMEMORY_FREE, ldv_msg_freeErr7ASSERT_VIOLATIONMEMORY_FREE, ldv_msg_freeErr2ASSERT_VIOLATIONMEMORY_FREE, ldv_msg_freeErr3ASSERT_VIOLATIONMEMORY_FREE, ldv_msg_freeErr5ASSERT_VIOLATIONMEMORY_FREE, ldv_msg_freeErr1REQUIRES_VIOLATION, mainErr0ENSURES_VIOLATIONMEMORY_LEAK, LDV_INIT_LIST_HEADErr0REQUIRES_VIOLATION, LDV_INIT_LIST_HEADErr1REQUIRES_VIOLATION, LDV_INIT_LIST_HEADErr2REQUIRES_VIOLATION, LDV_INIT_LIST_HEADErr3REQUIRES_VIOLATION, ldv_list_delErr0REQUIRES_VIOLATION, ldv_list_delErr1REQUIRES_VIOLATION, ldv_list_delErr2REQUIRES_VIOLATION, ldv_list_delErr3REQUIRES_VIOLATION, __ldv_list_addErr7REQUIRES_VIOLATION, __ldv_list_addErr1REQUIRES_VIOLATION, __ldv_list_addErr6REQUIRES_VIOLATION, __ldv_list_addErr3REQUIRES_VIOLATION, __ldv_list_addErr2REQUIRES_VIOLATION, __ldv_list_addErr4REQUIRES_VIOLATION, __ldv_list_addErr0REQUIRES_VIOLATION, __ldv_list_addErr5REQUIRES_VIOLATION, free_21Err2ASSERT_VIOLATIONMEMORY_FREE, free_21Err1ASSERT_VIOLATIONMEMORY_FREE, free_21Err0ASSERT_VIOLATIONMEMORY_FREE, ldv_dev_set_drvdataErr0REQUIRES_VIOLATION, ldv_dev_set_drvdataErr1REQUIRES_VIOLATION, ldv_atomic_sub_returnErr0REQUIRES_VIOLATION, ldv_atomic_sub_returnErr1REQUIRES_VIOLATION, ldv_atomic_sub_returnErr2REQUIRES_VIOLATION, ldv_atomic_sub_returnErr3REQUIRES_VIOLATION, ldv_list_add_tailErr0REQUIRES_VIOLATION, ldv_list_add_tailErr1REQUIRES_VIOLATION, ldv_dev_get_drvdataErr1REQUIRES_VIOLATION, ldv_dev_get_drvdataErr0REQUIRES_VIOLATION, ldv_msg_allocErr1REQUIRES_VIOLATION, ldv_msg_allocErr0REQUIRES_VIOLATION]=== [2019-01-13 23:15:34,208 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-01-13 23:15:34,208 INFO L82 PathProgramCache]: Analyzing trace with hash -2942258, now seen corresponding path program 1 times [2019-01-13 23:15:34,208 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2019-01-13 23:15:34,208 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2019-01-13 23:15:34,210 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-01-13 23:15:34,211 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-01-13 23:15:34,211 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-01-13 23:15:34,227 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-01-13 23:15:34,327 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 23:15:34,327 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-01-13 23:15:34,327 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2019-01-13 23:15:34,328 INFO L459 AbstractCegarLoop]: Interpolant automaton has 5 states [2019-01-13 23:15:34,329 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2019-01-13 23:15:34,329 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2019-01-13 23:15:34,329 INFO L87 Difference]: Start difference. First operand 43 states and 47 transitions. Second operand 5 states. [2019-01-13 23:15:34,442 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-01-13 23:15:34,442 INFO L93 Difference]: Finished difference Result 49 states and 53 transitions. [2019-01-13 23:15:34,446 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2019-01-13 23:15:34,446 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 21 [2019-01-13 23:15:34,446 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-01-13 23:15:34,448 INFO L225 Difference]: With dead ends: 49 [2019-01-13 23:15:34,448 INFO L226 Difference]: Without dead ends: 49 [2019-01-13 23:15:34,449 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 23:15:34,450 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 49 states. [2019-01-13 23:15:34,457 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 49 to 47. [2019-01-13 23:15:34,457 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 47 states. [2019-01-13 23:15:34,459 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 47 states to 47 states and 51 transitions. [2019-01-13 23:15:34,461 INFO L78 Accepts]: Start accepts. Automaton has 47 states and 51 transitions. Word has length 21 [2019-01-13 23:15:34,462 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-01-13 23:15:34,462 INFO L480 AbstractCegarLoop]: Abstraction has 47 states and 51 transitions. [2019-01-13 23:15:34,462 INFO L481 AbstractCegarLoop]: Interpolant automaton has 5 states. [2019-01-13 23:15:34,462 INFO L276 IsEmpty]: Start isEmpty. Operand 47 states and 51 transitions. [2019-01-13 23:15:34,463 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2019-01-13 23:15:34,463 INFO L394 BasicCegarLoop]: Found error trace [2019-01-13 23:15:34,463 INFO L402 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-01-13 23:15:34,464 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_msgsErr1REQUIRES_VIOLATION, ldv_destroy_msgsErr2REQUIRES_VIOLATION, ldv_destroy_msgsErr3REQUIRES_VIOLATION, ldv_destroy_msgsErr4REQUIRES_VIOLATION, ldv_destroy_msgsErr5REQUIRES_VIOLATION, ldv_destroy_msgsErr0REQUIRES_VIOLATION, ldv_msg_fillErr3REQUIRES_VIOLATION, ldv_msg_fillErr2REQUIRES_VIOLATION, ldv_msg_fillErr1REQUIRES_VIOLATION, ldv_msg_fillErr0REQUIRES_VIOLATION, ldv_msg_fillErr5REQUIRES_VIOLATION, ldv_msg_fillErr4REQUIRES_VIOLATION, ldv_atomic_add_returnErr0REQUIRES_VIOLATION, ldv_atomic_add_returnErr1REQUIRES_VIOLATION, ldv_atomic_add_returnErr2REQUIRES_VIOLATION, ldv_atomic_add_returnErr3REQUIRES_VIOLATION, __ldv_list_delErr1REQUIRES_VIOLATION, __ldv_list_delErr3REQUIRES_VIOLATION, __ldv_list_delErr2REQUIRES_VIOLATION, __ldv_list_delErr0REQUIRES_VIOLATION, ldv_kobject_cleanupErr0REQUIRES_VIOLATION, ldv_kobject_cleanupErr2ASSERT_VIOLATIONMEMORY_FREE, ldv_kobject_cleanupErr3ASSERT_VIOLATIONMEMORY_FREE, ldv_kobject_cleanupErr7ASSERT_VIOLATIONMEMORY_FREE, ldv_kobject_cleanupErr4ASSERT_VIOLATIONMEMORY_FREE, ldv_kobject_cleanupErr6ASSERT_VIOLATIONMEMORY_FREE, ldv_kobject_cleanupErr5ASSERT_VIOLATIONMEMORY_FREE, ldv_kobject_cleanupErr1REQUIRES_VIOLATION, ldv_msg_freeErr0REQUIRES_VIOLATION, ldv_msg_freeErr4ASSERT_VIOLATIONMEMORY_FREE, ldv_msg_freeErr6ASSERT_VIOLATIONMEMORY_FREE, ldv_msg_freeErr7ASSERT_VIOLATIONMEMORY_FREE, ldv_msg_freeErr2ASSERT_VIOLATIONMEMORY_FREE, ldv_msg_freeErr3ASSERT_VIOLATIONMEMORY_FREE, ldv_msg_freeErr5ASSERT_VIOLATIONMEMORY_FREE, ldv_msg_freeErr1REQUIRES_VIOLATION, mainErr0ENSURES_VIOLATIONMEMORY_LEAK, LDV_INIT_LIST_HEADErr0REQUIRES_VIOLATION, LDV_INIT_LIST_HEADErr1REQUIRES_VIOLATION, LDV_INIT_LIST_HEADErr2REQUIRES_VIOLATION, LDV_INIT_LIST_HEADErr3REQUIRES_VIOLATION, ldv_list_delErr0REQUIRES_VIOLATION, ldv_list_delErr1REQUIRES_VIOLATION, ldv_list_delErr2REQUIRES_VIOLATION, ldv_list_delErr3REQUIRES_VIOLATION, __ldv_list_addErr7REQUIRES_VIOLATION, __ldv_list_addErr1REQUIRES_VIOLATION, __ldv_list_addErr6REQUIRES_VIOLATION, __ldv_list_addErr3REQUIRES_VIOLATION, __ldv_list_addErr2REQUIRES_VIOLATION, __ldv_list_addErr4REQUIRES_VIOLATION, __ldv_list_addErr0REQUIRES_VIOLATION, __ldv_list_addErr5REQUIRES_VIOLATION, free_21Err2ASSERT_VIOLATIONMEMORY_FREE, free_21Err1ASSERT_VIOLATIONMEMORY_FREE, free_21Err0ASSERT_VIOLATIONMEMORY_FREE, ldv_dev_set_drvdataErr0REQUIRES_VIOLATION, ldv_dev_set_drvdataErr1REQUIRES_VIOLATION, ldv_atomic_sub_returnErr0REQUIRES_VIOLATION, ldv_atomic_sub_returnErr1REQUIRES_VIOLATION, ldv_atomic_sub_returnErr2REQUIRES_VIOLATION, ldv_atomic_sub_returnErr3REQUIRES_VIOLATION, ldv_list_add_tailErr0REQUIRES_VIOLATION, ldv_list_add_tailErr1REQUIRES_VIOLATION, ldv_dev_get_drvdataErr1REQUIRES_VIOLATION, ldv_dev_get_drvdataErr0REQUIRES_VIOLATION, ldv_msg_allocErr1REQUIRES_VIOLATION, ldv_msg_allocErr0REQUIRES_VIOLATION]=== [2019-01-13 23:15:34,464 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-01-13 23:15:34,464 INFO L82 PathProgramCache]: Analyzing trace with hash 126140461, now seen corresponding path program 1 times [2019-01-13 23:15:34,465 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2019-01-13 23:15:34,466 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2019-01-13 23:15:34,468 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-01-13 23:15:34,469 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-01-13 23:15:34,469 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-01-13 23:15:34,496 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-01-13 23:15:34,619 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 23:15:34,619 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-01-13 23:15:34,620 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2019-01-13 23:15:34,620 INFO L459 AbstractCegarLoop]: Interpolant automaton has 7 states [2019-01-13 23:15:34,621 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2019-01-13 23:15:34,621 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=11, Invalid=31, Unknown=0, NotChecked=0, Total=42 [2019-01-13 23:15:34,621 INFO L87 Difference]: Start difference. First operand 47 states and 51 transitions. Second operand 7 states. [2019-01-13 23:15:34,671 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-01-13 23:15:34,672 INFO L93 Difference]: Finished difference Result 45 states and 46 transitions. [2019-01-13 23:15:34,673 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2019-01-13 23:15:34,673 INFO L78 Accepts]: Start accepts. Automaton has 7 states. Word has length 21 [2019-01-13 23:15:34,674 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-01-13 23:15:34,676 INFO L225 Difference]: With dead ends: 45 [2019-01-13 23:15:34,676 INFO L226 Difference]: Without dead ends: 45 [2019-01-13 23:15:34,676 INFO L631 BasicCegarLoop]: 0 DeclaredPredicates, 8 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 6 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=15, Invalid=41, Unknown=0, NotChecked=0, Total=56 [2019-01-13 23:15:34,677 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 45 states. [2019-01-13 23:15:34,682 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 45 to 43. [2019-01-13 23:15:34,682 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 43 states. [2019-01-13 23:15:34,684 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 43 states to 43 states and 44 transitions. [2019-01-13 23:15:34,684 INFO L78 Accepts]: Start accepts. Automaton has 43 states and 44 transitions. Word has length 21 [2019-01-13 23:15:34,684 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-01-13 23:15:34,685 INFO L480 AbstractCegarLoop]: Abstraction has 43 states and 44 transitions. [2019-01-13 23:15:34,685 INFO L481 AbstractCegarLoop]: Interpolant automaton has 7 states. [2019-01-13 23:15:34,685 INFO L276 IsEmpty]: Start isEmpty. Operand 43 states and 44 transitions. [2019-01-13 23:15:34,686 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2019-01-13 23:15:34,686 INFO L394 BasicCegarLoop]: Found error trace [2019-01-13 23:15:34,686 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] [2019-01-13 23:15:34,687 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_msgsErr1REQUIRES_VIOLATION, ldv_destroy_msgsErr2REQUIRES_VIOLATION, ldv_destroy_msgsErr3REQUIRES_VIOLATION, ldv_destroy_msgsErr4REQUIRES_VIOLATION, ldv_destroy_msgsErr5REQUIRES_VIOLATION, ldv_destroy_msgsErr0REQUIRES_VIOLATION, ldv_msg_fillErr3REQUIRES_VIOLATION, ldv_msg_fillErr2REQUIRES_VIOLATION, ldv_msg_fillErr1REQUIRES_VIOLATION, ldv_msg_fillErr0REQUIRES_VIOLATION, ldv_msg_fillErr5REQUIRES_VIOLATION, ldv_msg_fillErr4REQUIRES_VIOLATION, ldv_atomic_add_returnErr0REQUIRES_VIOLATION, ldv_atomic_add_returnErr1REQUIRES_VIOLATION, ldv_atomic_add_returnErr2REQUIRES_VIOLATION, ldv_atomic_add_returnErr3REQUIRES_VIOLATION, __ldv_list_delErr1REQUIRES_VIOLATION, __ldv_list_delErr3REQUIRES_VIOLATION, __ldv_list_delErr2REQUIRES_VIOLATION, __ldv_list_delErr0REQUIRES_VIOLATION, ldv_kobject_cleanupErr0REQUIRES_VIOLATION, ldv_kobject_cleanupErr2ASSERT_VIOLATIONMEMORY_FREE, ldv_kobject_cleanupErr3ASSERT_VIOLATIONMEMORY_FREE, ldv_kobject_cleanupErr7ASSERT_VIOLATIONMEMORY_FREE, ldv_kobject_cleanupErr4ASSERT_VIOLATIONMEMORY_FREE, ldv_kobject_cleanupErr6ASSERT_VIOLATIONMEMORY_FREE, ldv_kobject_cleanupErr5ASSERT_VIOLATIONMEMORY_FREE, ldv_kobject_cleanupErr1REQUIRES_VIOLATION, ldv_msg_freeErr0REQUIRES_VIOLATION, ldv_msg_freeErr4ASSERT_VIOLATIONMEMORY_FREE, ldv_msg_freeErr6ASSERT_VIOLATIONMEMORY_FREE, ldv_msg_freeErr7ASSERT_VIOLATIONMEMORY_FREE, ldv_msg_freeErr2ASSERT_VIOLATIONMEMORY_FREE, ldv_msg_freeErr3ASSERT_VIOLATIONMEMORY_FREE, ldv_msg_freeErr5ASSERT_VIOLATIONMEMORY_FREE, ldv_msg_freeErr1REQUIRES_VIOLATION, mainErr0ENSURES_VIOLATIONMEMORY_LEAK, LDV_INIT_LIST_HEADErr0REQUIRES_VIOLATION, LDV_INIT_LIST_HEADErr1REQUIRES_VIOLATION, LDV_INIT_LIST_HEADErr2REQUIRES_VIOLATION, LDV_INIT_LIST_HEADErr3REQUIRES_VIOLATION, ldv_list_delErr0REQUIRES_VIOLATION, ldv_list_delErr1REQUIRES_VIOLATION, ldv_list_delErr2REQUIRES_VIOLATION, ldv_list_delErr3REQUIRES_VIOLATION, __ldv_list_addErr7REQUIRES_VIOLATION, __ldv_list_addErr1REQUIRES_VIOLATION, __ldv_list_addErr6REQUIRES_VIOLATION, __ldv_list_addErr3REQUIRES_VIOLATION, __ldv_list_addErr2REQUIRES_VIOLATION, __ldv_list_addErr4REQUIRES_VIOLATION, __ldv_list_addErr0REQUIRES_VIOLATION, __ldv_list_addErr5REQUIRES_VIOLATION, free_21Err2ASSERT_VIOLATIONMEMORY_FREE, free_21Err1ASSERT_VIOLATIONMEMORY_FREE, free_21Err0ASSERT_VIOLATIONMEMORY_FREE, ldv_dev_set_drvdataErr0REQUIRES_VIOLATION, ldv_dev_set_drvdataErr1REQUIRES_VIOLATION, ldv_atomic_sub_returnErr0REQUIRES_VIOLATION, ldv_atomic_sub_returnErr1REQUIRES_VIOLATION, ldv_atomic_sub_returnErr2REQUIRES_VIOLATION, ldv_atomic_sub_returnErr3REQUIRES_VIOLATION, ldv_list_add_tailErr0REQUIRES_VIOLATION, ldv_list_add_tailErr1REQUIRES_VIOLATION, ldv_dev_get_drvdataErr1REQUIRES_VIOLATION, ldv_dev_get_drvdataErr0REQUIRES_VIOLATION, ldv_msg_allocErr1REQUIRES_VIOLATION, ldv_msg_allocErr0REQUIRES_VIOLATION]=== [2019-01-13 23:15:34,687 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-01-13 23:15:34,687 INFO L82 PathProgramCache]: Analyzing trace with hash 1716244843, now seen corresponding path program 1 times [2019-01-13 23:15:34,687 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2019-01-13 23:15:34,688 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2019-01-13 23:15:34,689 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-01-13 23:15:34,689 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-01-13 23:15:34,689 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-01-13 23:15:34,702 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-01-13 23:15:34,877 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 23:15:34,877 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-01-13 23:15:34,877 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [10] imperfect sequences [] total 10 [2019-01-13 23:15:34,878 INFO L459 AbstractCegarLoop]: Interpolant automaton has 11 states [2019-01-13 23:15:34,878 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 11 interpolants. [2019-01-13 23:15:34,878 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=19, Invalid=91, Unknown=0, NotChecked=0, Total=110 [2019-01-13 23:15:34,878 INFO L87 Difference]: Start difference. First operand 43 states and 44 transitions. Second operand 11 states. [2019-01-13 23:15:35,107 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-01-13 23:15:35,107 INFO L93 Difference]: Finished difference Result 57 states and 58 transitions. [2019-01-13 23:15:35,109 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2019-01-13 23:15:35,109 INFO L78 Accepts]: Start accepts. Automaton has 11 states. Word has length 22 [2019-01-13 23:15:35,109 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-01-13 23:15:35,110 INFO L225 Difference]: With dead ends: 57 [2019-01-13 23:15:35,110 INFO L226 Difference]: Without dead ends: 57 [2019-01-13 23:15:35,111 INFO L631 BasicCegarLoop]: 0 DeclaredPredicates, 13 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 12 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 2 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=33, Invalid=149, Unknown=0, NotChecked=0, Total=182 [2019-01-13 23:15:35,111 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 57 states. [2019-01-13 23:15:35,117 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 57 to 54. [2019-01-13 23:15:35,117 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 54 states. [2019-01-13 23:15:35,118 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 54 states and 56 transitions. [2019-01-13 23:15:35,119 INFO L78 Accepts]: Start accepts. Automaton has 54 states and 56 transitions. Word has length 22 [2019-01-13 23:15:35,119 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-01-13 23:15:35,119 INFO L480 AbstractCegarLoop]: Abstraction has 54 states and 56 transitions. [2019-01-13 23:15:35,119 INFO L481 AbstractCegarLoop]: Interpolant automaton has 11 states. [2019-01-13 23:15:35,119 INFO L276 IsEmpty]: Start isEmpty. Operand 54 states and 56 transitions. [2019-01-13 23:15:35,120 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2019-01-13 23:15:35,120 INFO L394 BasicCegarLoop]: Found error trace [2019-01-13 23:15:35,120 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] [2019-01-13 23:15:35,121 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_msgsErr1REQUIRES_VIOLATION, ldv_destroy_msgsErr2REQUIRES_VIOLATION, ldv_destroy_msgsErr3REQUIRES_VIOLATION, ldv_destroy_msgsErr4REQUIRES_VIOLATION, ldv_destroy_msgsErr5REQUIRES_VIOLATION, ldv_destroy_msgsErr0REQUIRES_VIOLATION, ldv_msg_fillErr3REQUIRES_VIOLATION, ldv_msg_fillErr2REQUIRES_VIOLATION, ldv_msg_fillErr1REQUIRES_VIOLATION, ldv_msg_fillErr0REQUIRES_VIOLATION, ldv_msg_fillErr5REQUIRES_VIOLATION, ldv_msg_fillErr4REQUIRES_VIOLATION, ldv_atomic_add_returnErr0REQUIRES_VIOLATION, ldv_atomic_add_returnErr1REQUIRES_VIOLATION, ldv_atomic_add_returnErr2REQUIRES_VIOLATION, ldv_atomic_add_returnErr3REQUIRES_VIOLATION, __ldv_list_delErr1REQUIRES_VIOLATION, __ldv_list_delErr3REQUIRES_VIOLATION, __ldv_list_delErr2REQUIRES_VIOLATION, __ldv_list_delErr0REQUIRES_VIOLATION, ldv_kobject_cleanupErr0REQUIRES_VIOLATION, ldv_kobject_cleanupErr2ASSERT_VIOLATIONMEMORY_FREE, ldv_kobject_cleanupErr3ASSERT_VIOLATIONMEMORY_FREE, ldv_kobject_cleanupErr7ASSERT_VIOLATIONMEMORY_FREE, ldv_kobject_cleanupErr4ASSERT_VIOLATIONMEMORY_FREE, ldv_kobject_cleanupErr6ASSERT_VIOLATIONMEMORY_FREE, ldv_kobject_cleanupErr5ASSERT_VIOLATIONMEMORY_FREE, ldv_kobject_cleanupErr1REQUIRES_VIOLATION, ldv_msg_freeErr0REQUIRES_VIOLATION, ldv_msg_freeErr4ASSERT_VIOLATIONMEMORY_FREE, ldv_msg_freeErr6ASSERT_VIOLATIONMEMORY_FREE, ldv_msg_freeErr7ASSERT_VIOLATIONMEMORY_FREE, ldv_msg_freeErr2ASSERT_VIOLATIONMEMORY_FREE, ldv_msg_freeErr3ASSERT_VIOLATIONMEMORY_FREE, ldv_msg_freeErr5ASSERT_VIOLATIONMEMORY_FREE, ldv_msg_freeErr1REQUIRES_VIOLATION, mainErr0ENSURES_VIOLATIONMEMORY_LEAK, LDV_INIT_LIST_HEADErr0REQUIRES_VIOLATION, LDV_INIT_LIST_HEADErr1REQUIRES_VIOLATION, LDV_INIT_LIST_HEADErr2REQUIRES_VIOLATION, LDV_INIT_LIST_HEADErr3REQUIRES_VIOLATION, ldv_list_delErr0REQUIRES_VIOLATION, ldv_list_delErr1REQUIRES_VIOLATION, ldv_list_delErr2REQUIRES_VIOLATION, ldv_list_delErr3REQUIRES_VIOLATION, __ldv_list_addErr7REQUIRES_VIOLATION, __ldv_list_addErr1REQUIRES_VIOLATION, __ldv_list_addErr6REQUIRES_VIOLATION, __ldv_list_addErr3REQUIRES_VIOLATION, __ldv_list_addErr2REQUIRES_VIOLATION, __ldv_list_addErr4REQUIRES_VIOLATION, __ldv_list_addErr0REQUIRES_VIOLATION, __ldv_list_addErr5REQUIRES_VIOLATION, free_21Err2ASSERT_VIOLATIONMEMORY_FREE, free_21Err1ASSERT_VIOLATIONMEMORY_FREE, free_21Err0ASSERT_VIOLATIONMEMORY_FREE, ldv_dev_set_drvdataErr0REQUIRES_VIOLATION, ldv_dev_set_drvdataErr1REQUIRES_VIOLATION, ldv_atomic_sub_returnErr0REQUIRES_VIOLATION, ldv_atomic_sub_returnErr1REQUIRES_VIOLATION, ldv_atomic_sub_returnErr2REQUIRES_VIOLATION, ldv_atomic_sub_returnErr3REQUIRES_VIOLATION, ldv_list_add_tailErr0REQUIRES_VIOLATION, ldv_list_add_tailErr1REQUIRES_VIOLATION, ldv_dev_get_drvdataErr1REQUIRES_VIOLATION, ldv_dev_get_drvdataErr0REQUIRES_VIOLATION, ldv_msg_allocErr1REQUIRES_VIOLATION, ldv_msg_allocErr0REQUIRES_VIOLATION]=== [2019-01-13 23:15:35,121 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-01-13 23:15:35,122 INFO L82 PathProgramCache]: Analyzing trace with hash 1422841836, now seen corresponding path program 1 times [2019-01-13 23:15:35,122 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2019-01-13 23:15:35,122 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2019-01-13 23:15:35,124 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-01-13 23:15:35,124 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-01-13 23:15:35,124 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-01-13 23:15:35,133 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-01-13 23:15:35,191 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 23:15:35,191 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-01-13 23:15:35,192 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2019-01-13 23:15:35,192 INFO L459 AbstractCegarLoop]: Interpolant automaton has 5 states [2019-01-13 23:15:35,192 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2019-01-13 23:15:35,193 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2019-01-13 23:15:35,194 INFO L87 Difference]: Start difference. First operand 54 states and 56 transitions. Second operand 5 states. [2019-01-13 23:15:35,232 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-01-13 23:15:35,232 INFO L93 Difference]: Finished difference Result 42 states and 42 transitions. [2019-01-13 23:15:35,233 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2019-01-13 23:15:35,233 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 22 [2019-01-13 23:15:35,233 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-01-13 23:15:35,234 INFO L225 Difference]: With dead ends: 42 [2019-01-13 23:15:35,234 INFO L226 Difference]: Without dead ends: 42 [2019-01-13 23:15:35,235 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 23:15:35,235 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 42 states. [2019-01-13 23:15:35,239 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 42 to 42. [2019-01-13 23:15:35,239 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 42 states. [2019-01-13 23:15:35,240 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 42 states to 42 states and 42 transitions. [2019-01-13 23:15:35,241 INFO L78 Accepts]: Start accepts. Automaton has 42 states and 42 transitions. Word has length 22 [2019-01-13 23:15:35,241 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-01-13 23:15:35,241 INFO L480 AbstractCegarLoop]: Abstraction has 42 states and 42 transitions. [2019-01-13 23:15:35,241 INFO L481 AbstractCegarLoop]: Interpolant automaton has 5 states. [2019-01-13 23:15:35,241 INFO L276 IsEmpty]: Start isEmpty. Operand 42 states and 42 transitions. [2019-01-13 23:15:35,242 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2019-01-13 23:15:35,242 INFO L394 BasicCegarLoop]: Found error trace [2019-01-13 23:15:35,242 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] [2019-01-13 23:15:35,243 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_msgsErr1REQUIRES_VIOLATION, ldv_destroy_msgsErr2REQUIRES_VIOLATION, ldv_destroy_msgsErr3REQUIRES_VIOLATION, ldv_destroy_msgsErr4REQUIRES_VIOLATION, ldv_destroy_msgsErr5REQUIRES_VIOLATION, ldv_destroy_msgsErr0REQUIRES_VIOLATION, ldv_msg_fillErr3REQUIRES_VIOLATION, ldv_msg_fillErr2REQUIRES_VIOLATION, ldv_msg_fillErr1REQUIRES_VIOLATION, ldv_msg_fillErr0REQUIRES_VIOLATION, ldv_msg_fillErr5REQUIRES_VIOLATION, ldv_msg_fillErr4REQUIRES_VIOLATION, ldv_atomic_add_returnErr0REQUIRES_VIOLATION, ldv_atomic_add_returnErr1REQUIRES_VIOLATION, ldv_atomic_add_returnErr2REQUIRES_VIOLATION, ldv_atomic_add_returnErr3REQUIRES_VIOLATION, __ldv_list_delErr1REQUIRES_VIOLATION, __ldv_list_delErr3REQUIRES_VIOLATION, __ldv_list_delErr2REQUIRES_VIOLATION, __ldv_list_delErr0REQUIRES_VIOLATION, ldv_kobject_cleanupErr0REQUIRES_VIOLATION, ldv_kobject_cleanupErr2ASSERT_VIOLATIONMEMORY_FREE, ldv_kobject_cleanupErr3ASSERT_VIOLATIONMEMORY_FREE, ldv_kobject_cleanupErr7ASSERT_VIOLATIONMEMORY_FREE, ldv_kobject_cleanupErr4ASSERT_VIOLATIONMEMORY_FREE, ldv_kobject_cleanupErr6ASSERT_VIOLATIONMEMORY_FREE, ldv_kobject_cleanupErr5ASSERT_VIOLATIONMEMORY_FREE, ldv_kobject_cleanupErr1REQUIRES_VIOLATION, ldv_msg_freeErr0REQUIRES_VIOLATION, ldv_msg_freeErr4ASSERT_VIOLATIONMEMORY_FREE, ldv_msg_freeErr6ASSERT_VIOLATIONMEMORY_FREE, ldv_msg_freeErr7ASSERT_VIOLATIONMEMORY_FREE, ldv_msg_freeErr2ASSERT_VIOLATIONMEMORY_FREE, ldv_msg_freeErr3ASSERT_VIOLATIONMEMORY_FREE, ldv_msg_freeErr5ASSERT_VIOLATIONMEMORY_FREE, ldv_msg_freeErr1REQUIRES_VIOLATION, mainErr0ENSURES_VIOLATIONMEMORY_LEAK, LDV_INIT_LIST_HEADErr0REQUIRES_VIOLATION, LDV_INIT_LIST_HEADErr1REQUIRES_VIOLATION, LDV_INIT_LIST_HEADErr2REQUIRES_VIOLATION, LDV_INIT_LIST_HEADErr3REQUIRES_VIOLATION, ldv_list_delErr0REQUIRES_VIOLATION, ldv_list_delErr1REQUIRES_VIOLATION, ldv_list_delErr2REQUIRES_VIOLATION, ldv_list_delErr3REQUIRES_VIOLATION, __ldv_list_addErr7REQUIRES_VIOLATION, __ldv_list_addErr1REQUIRES_VIOLATION, __ldv_list_addErr6REQUIRES_VIOLATION, __ldv_list_addErr3REQUIRES_VIOLATION, __ldv_list_addErr2REQUIRES_VIOLATION, __ldv_list_addErr4REQUIRES_VIOLATION, __ldv_list_addErr0REQUIRES_VIOLATION, __ldv_list_addErr5REQUIRES_VIOLATION, free_21Err2ASSERT_VIOLATIONMEMORY_FREE, free_21Err1ASSERT_VIOLATIONMEMORY_FREE, free_21Err0ASSERT_VIOLATIONMEMORY_FREE, ldv_dev_set_drvdataErr0REQUIRES_VIOLATION, ldv_dev_set_drvdataErr1REQUIRES_VIOLATION, ldv_atomic_sub_returnErr0REQUIRES_VIOLATION, ldv_atomic_sub_returnErr1REQUIRES_VIOLATION, ldv_atomic_sub_returnErr2REQUIRES_VIOLATION, ldv_atomic_sub_returnErr3REQUIRES_VIOLATION, ldv_list_add_tailErr0REQUIRES_VIOLATION, ldv_list_add_tailErr1REQUIRES_VIOLATION, ldv_dev_get_drvdataErr1REQUIRES_VIOLATION, ldv_dev_get_drvdataErr0REQUIRES_VIOLATION, ldv_msg_allocErr1REQUIRES_VIOLATION, ldv_msg_allocErr0REQUIRES_VIOLATION]=== [2019-01-13 23:15:35,243 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-01-13 23:15:35,243 INFO L82 PathProgramCache]: Analyzing trace with hash 1663982961, now seen corresponding path program 1 times [2019-01-13 23:15:35,243 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2019-01-13 23:15:35,244 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2019-01-13 23:15:35,245 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-01-13 23:15:35,245 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-01-13 23:15:35,245 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-01-13 23:15:35,256 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-01-13 23:15:35,387 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 23:15:35,389 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-01-13 23:15:35,389 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [10] imperfect sequences [] total 10 [2019-01-13 23:15:35,389 INFO L459 AbstractCegarLoop]: Interpolant automaton has 11 states [2019-01-13 23:15:35,389 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 11 interpolants. [2019-01-13 23:15:35,390 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=19, Invalid=91, Unknown=0, NotChecked=0, Total=110 [2019-01-13 23:15:35,390 INFO L87 Difference]: Start difference. First operand 42 states and 42 transitions. Second operand 11 states. [2019-01-13 23:15:35,663 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-01-13 23:15:35,664 INFO L93 Difference]: Finished difference Result 41 states and 41 transitions. [2019-01-13 23:15:35,665 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2019-01-13 23:15:35,665 INFO L78 Accepts]: Start accepts. Automaton has 11 states. Word has length 23 [2019-01-13 23:15:35,666 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-01-13 23:15:35,667 INFO L225 Difference]: With dead ends: 41 [2019-01-13 23:15:35,667 INFO L226 Difference]: Without dead ends: 41 [2019-01-13 23:15:35,668 INFO L631 BasicCegarLoop]: 0 DeclaredPredicates, 13 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 12 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 2 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=33, Invalid=149, Unknown=0, NotChecked=0, Total=182 [2019-01-13 23:15:35,668 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 41 states. [2019-01-13 23:15:35,672 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 41 to 41. [2019-01-13 23:15:35,672 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 41 states. [2019-01-13 23:15:35,677 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 41 states to 41 states and 41 transitions. [2019-01-13 23:15:35,679 INFO L78 Accepts]: Start accepts. Automaton has 41 states and 41 transitions. Word has length 23 [2019-01-13 23:15:35,679 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-01-13 23:15:35,679 INFO L480 AbstractCegarLoop]: Abstraction has 41 states and 41 transitions. [2019-01-13 23:15:35,679 INFO L481 AbstractCegarLoop]: Interpolant automaton has 11 states. [2019-01-13 23:15:35,679 INFO L276 IsEmpty]: Start isEmpty. Operand 41 states and 41 transitions. [2019-01-13 23:15:35,680 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2019-01-13 23:15:35,680 INFO L394 BasicCegarLoop]: Found error trace [2019-01-13 23:15:35,681 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] [2019-01-13 23:15:35,681 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_msgsErr1REQUIRES_VIOLATION, ldv_destroy_msgsErr2REQUIRES_VIOLATION, ldv_destroy_msgsErr3REQUIRES_VIOLATION, ldv_destroy_msgsErr4REQUIRES_VIOLATION, ldv_destroy_msgsErr5REQUIRES_VIOLATION, ldv_destroy_msgsErr0REQUIRES_VIOLATION, ldv_msg_fillErr3REQUIRES_VIOLATION, ldv_msg_fillErr2REQUIRES_VIOLATION, ldv_msg_fillErr1REQUIRES_VIOLATION, ldv_msg_fillErr0REQUIRES_VIOLATION, ldv_msg_fillErr5REQUIRES_VIOLATION, ldv_msg_fillErr4REQUIRES_VIOLATION, ldv_atomic_add_returnErr0REQUIRES_VIOLATION, ldv_atomic_add_returnErr1REQUIRES_VIOLATION, ldv_atomic_add_returnErr2REQUIRES_VIOLATION, ldv_atomic_add_returnErr3REQUIRES_VIOLATION, __ldv_list_delErr1REQUIRES_VIOLATION, __ldv_list_delErr3REQUIRES_VIOLATION, __ldv_list_delErr2REQUIRES_VIOLATION, __ldv_list_delErr0REQUIRES_VIOLATION, ldv_kobject_cleanupErr0REQUIRES_VIOLATION, ldv_kobject_cleanupErr2ASSERT_VIOLATIONMEMORY_FREE, ldv_kobject_cleanupErr3ASSERT_VIOLATIONMEMORY_FREE, ldv_kobject_cleanupErr7ASSERT_VIOLATIONMEMORY_FREE, ldv_kobject_cleanupErr4ASSERT_VIOLATIONMEMORY_FREE, ldv_kobject_cleanupErr6ASSERT_VIOLATIONMEMORY_FREE, ldv_kobject_cleanupErr5ASSERT_VIOLATIONMEMORY_FREE, ldv_kobject_cleanupErr1REQUIRES_VIOLATION, ldv_msg_freeErr0REQUIRES_VIOLATION, ldv_msg_freeErr4ASSERT_VIOLATIONMEMORY_FREE, ldv_msg_freeErr6ASSERT_VIOLATIONMEMORY_FREE, ldv_msg_freeErr7ASSERT_VIOLATIONMEMORY_FREE, ldv_msg_freeErr2ASSERT_VIOLATIONMEMORY_FREE, ldv_msg_freeErr3ASSERT_VIOLATIONMEMORY_FREE, ldv_msg_freeErr5ASSERT_VIOLATIONMEMORY_FREE, ldv_msg_freeErr1REQUIRES_VIOLATION, mainErr0ENSURES_VIOLATIONMEMORY_LEAK, LDV_INIT_LIST_HEADErr0REQUIRES_VIOLATION, LDV_INIT_LIST_HEADErr1REQUIRES_VIOLATION, LDV_INIT_LIST_HEADErr2REQUIRES_VIOLATION, LDV_INIT_LIST_HEADErr3REQUIRES_VIOLATION, ldv_list_delErr0REQUIRES_VIOLATION, ldv_list_delErr1REQUIRES_VIOLATION, ldv_list_delErr2REQUIRES_VIOLATION, ldv_list_delErr3REQUIRES_VIOLATION, __ldv_list_addErr7REQUIRES_VIOLATION, __ldv_list_addErr1REQUIRES_VIOLATION, __ldv_list_addErr6REQUIRES_VIOLATION, __ldv_list_addErr3REQUIRES_VIOLATION, __ldv_list_addErr2REQUIRES_VIOLATION, __ldv_list_addErr4REQUIRES_VIOLATION, __ldv_list_addErr0REQUIRES_VIOLATION, __ldv_list_addErr5REQUIRES_VIOLATION, free_21Err2ASSERT_VIOLATIONMEMORY_FREE, free_21Err1ASSERT_VIOLATIONMEMORY_FREE, free_21Err0ASSERT_VIOLATIONMEMORY_FREE, ldv_dev_set_drvdataErr0REQUIRES_VIOLATION, ldv_dev_set_drvdataErr1REQUIRES_VIOLATION, ldv_atomic_sub_returnErr0REQUIRES_VIOLATION, ldv_atomic_sub_returnErr1REQUIRES_VIOLATION, ldv_atomic_sub_returnErr2REQUIRES_VIOLATION, ldv_atomic_sub_returnErr3REQUIRES_VIOLATION, ldv_list_add_tailErr0REQUIRES_VIOLATION, ldv_list_add_tailErr1REQUIRES_VIOLATION, ldv_dev_get_drvdataErr1REQUIRES_VIOLATION, ldv_dev_get_drvdataErr0REQUIRES_VIOLATION, ldv_msg_allocErr1REQUIRES_VIOLATION, ldv_msg_allocErr0REQUIRES_VIOLATION]=== [2019-01-13 23:15:35,681 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-01-13 23:15:35,682 INFO L82 PathProgramCache]: Analyzing trace with hash 1217056240, now seen corresponding path program 1 times [2019-01-13 23:15:35,683 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2019-01-13 23:15:35,683 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2019-01-13 23:15:35,684 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-01-13 23:15:35,684 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-01-13 23:15:35,684 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-01-13 23:15:35,691 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-01-13 23:15:35,745 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 23:15:35,745 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-01-13 23:15:35,746 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2019-01-13 23:15:35,746 INFO L459 AbstractCegarLoop]: Interpolant automaton has 3 states [2019-01-13 23:15:35,746 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2019-01-13 23:15:35,746 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2019-01-13 23:15:35,747 INFO L87 Difference]: Start difference. First operand 41 states and 41 transitions. Second operand 3 states. [2019-01-13 23:15:35,803 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-01-13 23:15:35,803 INFO L93 Difference]: Finished difference Result 44 states and 43 transitions. [2019-01-13 23:15:35,804 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2019-01-13 23:15:35,805 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 25 [2019-01-13 23:15:35,805 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-01-13 23:15:35,805 INFO L225 Difference]: With dead ends: 44 [2019-01-13 23:15:35,806 INFO L226 Difference]: Without dead ends: 29 [2019-01-13 23:15:35,806 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 23:15:35,806 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 29 states. [2019-01-13 23:15:35,810 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 29 to 29. [2019-01-13 23:15:35,811 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 29 states. [2019-01-13 23:15:35,811 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 29 states to 29 states and 28 transitions. [2019-01-13 23:15:35,811 INFO L78 Accepts]: Start accepts. Automaton has 29 states and 28 transitions. Word has length 25 [2019-01-13 23:15:35,812 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-01-13 23:15:35,812 INFO L480 AbstractCegarLoop]: Abstraction has 29 states and 28 transitions. [2019-01-13 23:15:35,812 INFO L481 AbstractCegarLoop]: Interpolant automaton has 3 states. [2019-01-13 23:15:35,813 INFO L276 IsEmpty]: Start isEmpty. Operand 29 states and 28 transitions. [2019-01-13 23:15:35,813 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 29 [2019-01-13 23:15:35,813 INFO L394 BasicCegarLoop]: Found error trace [2019-01-13 23:15:35,813 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] [2019-01-13 23:15:35,816 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_msgsErr1REQUIRES_VIOLATION, ldv_destroy_msgsErr2REQUIRES_VIOLATION, ldv_destroy_msgsErr3REQUIRES_VIOLATION, ldv_destroy_msgsErr4REQUIRES_VIOLATION, ldv_destroy_msgsErr5REQUIRES_VIOLATION, ldv_destroy_msgsErr0REQUIRES_VIOLATION, ldv_msg_fillErr3REQUIRES_VIOLATION, ldv_msg_fillErr2REQUIRES_VIOLATION, ldv_msg_fillErr1REQUIRES_VIOLATION, ldv_msg_fillErr0REQUIRES_VIOLATION, ldv_msg_fillErr5REQUIRES_VIOLATION, ldv_msg_fillErr4REQUIRES_VIOLATION, ldv_atomic_add_returnErr0REQUIRES_VIOLATION, ldv_atomic_add_returnErr1REQUIRES_VIOLATION, ldv_atomic_add_returnErr2REQUIRES_VIOLATION, ldv_atomic_add_returnErr3REQUIRES_VIOLATION, __ldv_list_delErr1REQUIRES_VIOLATION, __ldv_list_delErr3REQUIRES_VIOLATION, __ldv_list_delErr2REQUIRES_VIOLATION, __ldv_list_delErr0REQUIRES_VIOLATION, ldv_kobject_cleanupErr0REQUIRES_VIOLATION, ldv_kobject_cleanupErr2ASSERT_VIOLATIONMEMORY_FREE, ldv_kobject_cleanupErr3ASSERT_VIOLATIONMEMORY_FREE, ldv_kobject_cleanupErr7ASSERT_VIOLATIONMEMORY_FREE, ldv_kobject_cleanupErr4ASSERT_VIOLATIONMEMORY_FREE, ldv_kobject_cleanupErr6ASSERT_VIOLATIONMEMORY_FREE, ldv_kobject_cleanupErr5ASSERT_VIOLATIONMEMORY_FREE, ldv_kobject_cleanupErr1REQUIRES_VIOLATION, ldv_msg_freeErr0REQUIRES_VIOLATION, ldv_msg_freeErr4ASSERT_VIOLATIONMEMORY_FREE, ldv_msg_freeErr6ASSERT_VIOLATIONMEMORY_FREE, ldv_msg_freeErr7ASSERT_VIOLATIONMEMORY_FREE, ldv_msg_freeErr2ASSERT_VIOLATIONMEMORY_FREE, ldv_msg_freeErr3ASSERT_VIOLATIONMEMORY_FREE, ldv_msg_freeErr5ASSERT_VIOLATIONMEMORY_FREE, ldv_msg_freeErr1REQUIRES_VIOLATION, mainErr0ENSURES_VIOLATIONMEMORY_LEAK, LDV_INIT_LIST_HEADErr0REQUIRES_VIOLATION, LDV_INIT_LIST_HEADErr1REQUIRES_VIOLATION, LDV_INIT_LIST_HEADErr2REQUIRES_VIOLATION, LDV_INIT_LIST_HEADErr3REQUIRES_VIOLATION, ldv_list_delErr0REQUIRES_VIOLATION, ldv_list_delErr1REQUIRES_VIOLATION, ldv_list_delErr2REQUIRES_VIOLATION, ldv_list_delErr3REQUIRES_VIOLATION, __ldv_list_addErr7REQUIRES_VIOLATION, __ldv_list_addErr1REQUIRES_VIOLATION, __ldv_list_addErr6REQUIRES_VIOLATION, __ldv_list_addErr3REQUIRES_VIOLATION, __ldv_list_addErr2REQUIRES_VIOLATION, __ldv_list_addErr4REQUIRES_VIOLATION, __ldv_list_addErr0REQUIRES_VIOLATION, __ldv_list_addErr5REQUIRES_VIOLATION, free_21Err2ASSERT_VIOLATIONMEMORY_FREE, free_21Err1ASSERT_VIOLATIONMEMORY_FREE, free_21Err0ASSERT_VIOLATIONMEMORY_FREE, ldv_dev_set_drvdataErr0REQUIRES_VIOLATION, ldv_dev_set_drvdataErr1REQUIRES_VIOLATION, ldv_atomic_sub_returnErr0REQUIRES_VIOLATION, ldv_atomic_sub_returnErr1REQUIRES_VIOLATION, ldv_atomic_sub_returnErr2REQUIRES_VIOLATION, ldv_atomic_sub_returnErr3REQUIRES_VIOLATION, ldv_list_add_tailErr0REQUIRES_VIOLATION, ldv_list_add_tailErr1REQUIRES_VIOLATION, ldv_dev_get_drvdataErr1REQUIRES_VIOLATION, ldv_dev_get_drvdataErr0REQUIRES_VIOLATION, ldv_msg_allocErr1REQUIRES_VIOLATION, ldv_msg_allocErr0REQUIRES_VIOLATION]=== [2019-01-13 23:15:35,816 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-01-13 23:15:35,816 INFO L82 PathProgramCache]: Analyzing trace with hash -217117198, now seen corresponding path program 1 times [2019-01-13 23:15:35,816 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2019-01-13 23:15:35,817 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2019-01-13 23:15:35,818 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-01-13 23:15:35,818 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-01-13 23:15:35,818 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-01-13 23:15:35,839 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-01-13 23:15:36,302 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 23:15:36,302 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-01-13 23:15:36,302 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [11] imperfect sequences [] total 11 [2019-01-13 23:15:36,302 INFO L459 AbstractCegarLoop]: Interpolant automaton has 12 states [2019-01-13 23:15:36,303 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 12 interpolants. [2019-01-13 23:15:36,304 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=23, Invalid=109, Unknown=0, NotChecked=0, Total=132 [2019-01-13 23:15:36,304 INFO L87 Difference]: Start difference. First operand 29 states and 28 transitions. Second operand 12 states. [2019-01-13 23:15:36,676 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-01-13 23:15:36,676 INFO L93 Difference]: Finished difference Result 28 states and 27 transitions. [2019-01-13 23:15:36,677 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2019-01-13 23:15:36,678 INFO L78 Accepts]: Start accepts. Automaton has 12 states. Word has length 28 [2019-01-13 23:15:36,678 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-01-13 23:15:36,678 INFO L225 Difference]: With dead ends: 28 [2019-01-13 23:15:36,679 INFO L226 Difference]: Without dead ends: 0 [2019-01-13 23:15:36,679 INFO L631 BasicCegarLoop]: 0 DeclaredPredicates, 20 GetRequests, 6 SyntacticMatches, 1 SemanticMatches, 13 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 9 ImplicationChecksByTransitivity, 0.5s TimeCoverageRelationStatistics Valid=36, Invalid=174, Unknown=0, NotChecked=0, Total=210 [2019-01-13 23:15:36,680 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2019-01-13 23:15:36,680 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2019-01-13 23:15:36,680 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 0 states. [2019-01-13 23:15:36,680 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2019-01-13 23:15:36,680 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 28 [2019-01-13 23:15:36,681 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-01-13 23:15:36,681 INFO L480 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2019-01-13 23:15:36,681 INFO L481 AbstractCegarLoop]: Interpolant automaton has 12 states. [2019-01-13 23:15:36,681 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2019-01-13 23:15:36,681 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2019-01-13 23:15:36,687 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 13.01 11:15:36 BoogieIcfgContainer [2019-01-13 23:15:36,687 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2019-01-13 23:15:36,687 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2019-01-13 23:15:36,687 INFO L271 PluginConnector]: Initializing Witness Printer... [2019-01-13 23:15:36,688 INFO L276 PluginConnector]: Witness Printer initialized [2019-01-13 23:15:36,688 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.01 11:15:32" (3/4) ... [2019-01-13 23:15:36,694 INFO L144 WitnessPrinter]: Generating witness for correct program [2019-01-13 23:15:36,703 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure ldv_submit_msg [2019-01-13 23:15:36,703 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure ldv_kobject_create [2019-01-13 23:15:36,703 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure alloc_21 [2019-01-13 23:15:36,703 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure ldv_kobject_del [2019-01-13 23:15:36,703 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure ldv_positive [2019-01-13 23:15:36,704 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure __ldv_list_del [2019-01-13 23:15:36,704 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure __bswap_64 [2019-01-13 23:15:36,704 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure ldv_msg_free [2019-01-13 23:15:36,704 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure main [2019-01-13 23:15:36,704 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure ldv_list_del [2019-01-13 23:15:36,704 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure ldv_kref_get [2019-01-13 23:15:36,704 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure ldv_kobject_put [2019-01-13 23:15:36,704 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure ldv_kobject_init [2019-01-13 23:15:36,704 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure ##fun~$Pointer$~TO~VOID [2019-01-13 23:15:36,704 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure ldv_atomic_sub_return [2019-01-13 23:15:36,704 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure ldv_list_add_tail [2019-01-13 23:15:36,705 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure ldv_nonpositive [2019-01-13 23:15:36,708 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure #Ultimate.meminit [2019-01-13 23:15:36,708 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure entry_point [2019-01-13 23:15:36,708 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure ldv_msg_alloc [2019-01-13 23:15:36,708 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure ldv_kobject_init_internal [2019-01-13 23:15:36,708 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure ldv_kref_init [2019-01-13 23:15:36,709 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure ldv_list_add [2019-01-13 23:15:36,709 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure ldv_destroy_msgs [2019-01-13 23:15:36,709 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure ldv_msg_fill [2019-01-13 23:15:36,709 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure ldv_kref_sub [2019-01-13 23:15:36,709 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure #Ultimate.C_memset [2019-01-13 23:15:36,709 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure ldv_atomic_add_return [2019-01-13 23:15:36,709 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure f [2019-01-13 23:15:36,709 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure ldv_kobject_release [2019-01-13 23:15:36,709 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure g [2019-01-13 23:15:36,709 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure __bswap_32 [2019-01-13 23:15:36,709 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure ldv_kobject_cleanup [2019-01-13 23:15:36,710 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure #Ultimate.C_memcpy [2019-01-13 23:15:36,710 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure LDV_INIT_LIST_HEAD [2019-01-13 23:15:36,713 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure __ldv_list_add [2019-01-13 23:15:36,713 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure free_21 [2019-01-13 23:15:36,713 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure ULTIMATE.init [2019-01-13 23:15:36,713 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure ldv_malloc [2019-01-13 23:15:36,714 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure ldv_dev_set_drvdata [2019-01-13 23:15:36,714 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure ldv_zalloc [2019-01-13 23:15:36,715 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure ldv_kref_put [2019-01-13 23:15:36,715 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure ldv_kobject_get [2019-01-13 23:15:36,716 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure ldv_dev_get_drvdata [2019-01-13 23:15:36,722 INFO L905 BoogieBacktranslator]: Reduced CFG by removing 37 nodes and edges [2019-01-13 23:15:36,723 INFO L905 BoogieBacktranslator]: Reduced CFG by removing 9 nodes and edges [2019-01-13 23:15:36,723 INFO L905 BoogieBacktranslator]: Reduced CFG by removing 2 nodes and edges [2019-01-13 23:15:36,723 INFO L905 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2019-01-13 23:15:36,724 INFO L905 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2019-01-13 23:15:36,795 INFO L145 WitnessManager]: Wrote witness to /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/witness.graphml [2019-01-13 23:15:36,796 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2019-01-13 23:15:36,797 INFO L168 Benchmark]: Toolchain (without parser) took 7137.48 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 218.1 MB). Free memory was 942.0 MB in the beginning and 1.2 GB in the end (delta: -225.9 MB). There was no memory consumed. Max. memory is 11.5 GB. [2019-01-13 23:15:36,798 INFO L168 Benchmark]: CDTParser took 0.18 ms. Allocated memory is still 1.0 GB. Free memory is still 972.8 MB. There was no memory consumed. Max. memory is 11.5 GB. [2019-01-13 23:15:36,803 INFO L168 Benchmark]: CACSL2BoogieTranslator took 848.84 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 150.5 MB). Free memory was 942.0 MB in the beginning and 1.1 GB in the end (delta: -176.4 MB). Peak memory consumption was 31.8 MB. Max. memory is 11.5 GB. [2019-01-13 23:15:36,804 INFO L168 Benchmark]: Boogie Preprocessor took 105.43 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 23:15:36,804 INFO L168 Benchmark]: RCFGBuilder took 1963.64 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 1.0 GB in the end (delta: 103.6 MB). Peak memory consumption was 103.6 MB. Max. memory is 11.5 GB. [2019-01-13 23:15:36,805 INFO L168 Benchmark]: TraceAbstraction took 4105.77 ms. Allocated memory was 1.2 GB in the beginning and 1.2 GB in the end (delta: 67.6 MB). Free memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: -164.7 MB). There was no memory consumed. Max. memory is 11.5 GB. [2019-01-13 23:15:36,805 INFO L168 Benchmark]: Witness Printer took 109.13 ms. Allocated memory is still 1.2 GB. Free memory was 1.2 GB in the beginning and 1.2 GB in the end (delta: 11.7 MB). Peak memory consumption was 11.7 MB. Max. memory is 11.5 GB. [2019-01-13 23:15:36,813 INFO L336 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.18 ms. Allocated memory is still 1.0 GB. Free memory is still 972.8 MB. There was no memory consumed. Max. memory is 11.5 GB. * CACSL2BoogieTranslator took 848.84 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 150.5 MB). Free memory was 942.0 MB in the beginning and 1.1 GB in the end (delta: -176.4 MB). Peak memory consumption was 31.8 MB. Max. memory is 11.5 GB. * Boogie Preprocessor took 105.43 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 1963.64 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 1.0 GB in the end (delta: 103.6 MB). Peak memory consumption was 103.6 MB. Max. memory is 11.5 GB. * TraceAbstraction took 4105.77 ms. Allocated memory was 1.2 GB in the beginning and 1.2 GB in the end (delta: 67.6 MB). Free memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: -164.7 MB). There was no memory consumed. Max. memory is 11.5 GB. * Witness Printer took 109.13 ms. Allocated memory is still 1.2 GB. Free memory was 1.2 GB in the beginning and 1.2 GB in the end (delta: 11.7 MB). Peak memory consumption was 11.7 MB. Max. memory is 11.5 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - PositiveResult [Line: 1294]: pointer dereference always succeeds For all program executions holds that pointer dereference always succeeds at this location - PositiveResult [Line: 1294]: pointer dereference always succeeds For all program executions holds that pointer dereference always succeeds at this location - PositiveResult [Line: 1121]: pointer dereference always succeeds For all program executions holds that pointer dereference always succeeds at this location - PositiveResult [Line: 1121]: pointer dereference always succeeds For all program executions holds that pointer dereference always succeeds at this location - PositiveResult [Line: 1411]: pointer dereference always succeeds For all program executions holds that pointer dereference always succeeds at this location - PositiveResult [Line: 1411]: pointer dereference always succeeds For all program executions holds that pointer dereference always succeeds at this location - PositiveResult [Line: 1179]: pointer dereference always succeeds For all program executions holds that pointer dereference always succeeds at this location - PositiveResult [Line: 1179]: pointer dereference always succeeds For all program executions holds that pointer dereference always succeeds at this location - PositiveResult [Line: 1179]: pointer dereference always succeeds For all program executions holds that pointer dereference always succeeds at this location - PositiveResult [Line: 1179]: pointer dereference always succeeds For all program executions holds that pointer dereference always succeeds at this location - PositiveResult [Line: 1179]: pointer dereference always succeeds For all program executions holds that pointer dereference always succeeds at this location - PositiveResult [Line: 1179]: pointer dereference always succeeds For all program executions holds that pointer dereference always succeeds at this location - PositiveResult [Line: 1156]: pointer dereference always succeeds For all program executions holds that pointer dereference always succeeds at this location - PositiveResult [Line: 1156]: pointer dereference always succeeds For all program executions holds that pointer dereference always succeeds at this location - PositiveResult [Line: 1156]: pointer dereference always succeeds For all program executions holds that pointer dereference always succeeds at this location - PositiveResult [Line: 1156]: pointer dereference always succeeds For all program executions holds that pointer dereference always succeeds at this location - PositiveResult [Line: 1157]: pointer dereference always succeeds For all program executions holds that pointer dereference always succeeds at this location - PositiveResult [Line: 1157]: pointer dereference always succeeds For all program executions holds that pointer dereference always succeeds at this location - PositiveResult [Line: 1256]: pointer dereference always succeeds For all program executions holds that pointer dereference always succeeds at this location - PositiveResult [Line: 1256]: pointer dereference always succeeds For all program executions holds that pointer dereference always succeeds at this location - PositiveResult [Line: 1258]: pointer dereference always succeeds For all program executions holds that pointer dereference always succeeds at this location - PositiveResult [Line: 1258]: pointer dereference always succeeds For all program executions holds that pointer dereference always succeeds at this location - PositiveResult [Line: 1115]: pointer dereference always succeeds For all program executions holds that pointer dereference always succeeds at this location - PositiveResult [Line: 1116]: pointer dereference always succeeds For all program executions holds that pointer dereference always succeeds at this location - PositiveResult [Line: 1116]: pointer dereference always succeeds For all program executions holds that pointer dereference always succeeds at this location - PositiveResult [Line: 1115]: pointer dereference always succeeds For all program executions holds that pointer dereference always succeeds at this location - PositiveResult [Line: 1339]: pointer dereference always succeeds For all program executions holds that pointer dereference always succeeds at this location - PositiveResult [Line: 1340]: free always succeeds For all program executions holds that free always succeeds at this location - PositiveResult [Line: 1340]: free always succeeds For all program executions holds that free always succeeds at this location - PositiveResult [Line: 1344]: free always succeeds For all program executions holds that free always succeeds at this location - PositiveResult [Line: 1340]: free always succeeds For all program executions holds that free always succeeds at this location - PositiveResult [Line: 1344]: free always succeeds For all program executions holds that free always succeeds at this location - PositiveResult [Line: 1344]: free always succeeds For all program executions holds that free always succeeds at this location - PositiveResult [Line: 1339]: pointer dereference always succeeds For all program executions holds that pointer dereference always succeeds at this location - PositiveResult [Line: 1163]: pointer dereference always succeeds For all program executions holds that pointer dereference always succeeds at this location - PositiveResult [Line: 1163]: free always succeeds For all program executions holds that free always succeeds at this location - PositiveResult [Line: 1164]: free always succeeds For all program executions holds that free always succeeds at this location - PositiveResult [Line: 1164]: free always succeeds For all program executions holds that free always succeeds at this location - PositiveResult [Line: 1163]: free always succeeds For all program executions holds that free always succeeds at this location - PositiveResult [Line: 1163]: free always succeeds For all program executions holds that free always succeeds at this location - PositiveResult [Line: 1164]: free always succeeds For all program executions holds that free always succeeds at this location - PositiveResult [Line: 1163]: pointer dereference always succeeds For all program executions holds that pointer dereference always succeeds at this location - PositiveResult [Line: 1462]: all allocated memory was freed For all program executions holds that all allocated memory was freed at this location - PositiveResult [Line: 1099]: pointer dereference always succeeds For all program executions holds that pointer dereference always succeeds at this location - PositiveResult [Line: 1099]: pointer dereference always succeeds For all program executions holds that pointer dereference always succeeds at this location - PositiveResult [Line: 1100]: pointer dereference always succeeds For all program executions holds that pointer dereference always succeeds at this location - PositiveResult [Line: 1100]: pointer dereference always succeeds For all program executions holds that pointer dereference always succeeds at this location - PositiveResult [Line: 1131]: pointer dereference always succeeds For all program executions holds that pointer dereference always succeeds at this location - PositiveResult [Line: 1131]: pointer dereference always succeeds For all program executions holds that pointer dereference always succeeds at this location - PositiveResult [Line: 1131]: pointer dereference always succeeds For all program executions holds that pointer dereference always succeeds at this location - PositiveResult [Line: 1131]: pointer dereference always succeeds For all program executions holds that pointer dereference always succeeds at this location - PositiveResult [Line: 1110]: pointer dereference always succeeds For all program executions holds that pointer dereference always succeeds at this location - PositiveResult [Line: 1107]: pointer dereference always succeeds For all program executions holds that pointer dereference always succeeds at this location - PositiveResult [Line: 1110]: pointer dereference always succeeds For all program executions holds that pointer dereference always succeeds at this location - PositiveResult [Line: 1108]: pointer dereference always succeeds For all program executions holds that pointer dereference always succeeds at this location - PositiveResult [Line: 1108]: pointer dereference always succeeds For all program executions holds that pointer dereference always succeeds at this location - PositiveResult [Line: 1109]: pointer dereference always succeeds For all program executions holds that pointer dereference always succeeds at this location - PositiveResult [Line: 1107]: pointer dereference always succeeds For all program executions holds that pointer dereference always succeeds at this location - PositiveResult [Line: 1109]: pointer dereference always succeeds For all program executions holds that pointer dereference always succeeds at this location - PositiveResult [Line: 1453]: free always succeeds For all program executions holds that free always succeeds at this location - PositiveResult [Line: 1453]: free always succeeds For all program executions holds that free always succeeds at this location - PositiveResult [Line: 1453]: free always succeeds For all program executions holds that free always succeeds at this location - PositiveResult [Line: 1198]: pointer dereference always succeeds For all program executions holds that pointer dereference always succeeds at this location - PositiveResult [Line: 1198]: pointer dereference always succeeds For all program executions holds that pointer dereference always succeeds at this location - PositiveResult [Line: 1265]: pointer dereference always succeeds For all program executions holds that pointer dereference always succeeds at this location - PositiveResult [Line: 1265]: pointer dereference always succeeds For all program executions holds that pointer dereference always succeeds at this location - PositiveResult [Line: 1267]: pointer dereference always succeeds For all program executions holds that pointer dereference always succeeds at this location - PositiveResult [Line: 1267]: pointer dereference always succeeds For all program executions holds that pointer dereference always succeeds at this location - PositiveResult [Line: 1126]: pointer dereference always succeeds For all program executions holds that pointer dereference always succeeds at this location - PositiveResult [Line: 1126]: pointer dereference always succeeds For all program executions holds that pointer dereference always succeeds at this location - PositiveResult [Line: 1193]: pointer dereference always succeeds For all program executions holds that pointer dereference always succeeds at this location - PositiveResult [Line: 1193]: pointer dereference always succeeds For all program executions holds that pointer dereference always succeeds at this location - PositiveResult [Line: 1146]: pointer dereference always succeeds For all program executions holds that pointer dereference always succeeds at this location - PositiveResult [Line: 1146]: pointer dereference always succeeds For all program executions holds that pointer dereference always succeeds at this location - AllSpecificationsHoldResult: All specifications hold 74 specifications checked. All of them hold - StatisticsResult: Ultimate Automizer benchmark data CFG has 45 procedures, 331 locations, 74 error locations. SAFE Result, 4.0s OverallTime, 8 OverallIterations, 1 TraceHistogramMax, 1.7s AutomataDifference, 0.0s DeadEndRemovalTime, 0.0s HoareAnnotationTime, HoareTripleCheckerStatistics: 237 SDtfs, 83 SDslu, 1086 SDs, 0 SdLazy, 580 SolverSat, 8 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 0.9s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 87 GetRequests, 24 SyntacticMatches, 1 SemanticMatches, 62 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 15 ImplicationChecksByTransitivity, 1.9s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=105occurred in iteration=0, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s AbstIntTime, 0 AbstIntIterations, 0 AbstIntStrong, NaN AbsIntWeakeningRatio, NaN AbsIntAvgWeakeningVarsNumRemoved, NaN AbsIntAvgWeakenedConjuncts, 0.0s DumpTime, AutomataMinimizationStatistics: 0.0s AutomataMinimizationTime, 8 MinimizatonAttempts, 13 StatesRemovedByMinimization, 4 NontrivialMinimizations, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: TraceCheckStatistics: 0.0s SsaConstructionTime, 0.1s SatisfiabilityAnalysisTime, 1.8s InterpolantComputationTime, 183 NumberOfCodeBlocks, 183 NumberOfCodeBlocksAsserted, 8 NumberOfCheckSat, 175 ConstructedInterpolants, 0 QuantifiedInterpolants, 14131 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 8 InterpolantComputations, 8 PerfectInterpolantSequences, 0/0 InterpolantCoveringCapability, InvariantSynthesisStatistics: No data available, InterpolantConsolidationStatistics: No data available, ReuseStatistics: No data available RESULT: Ultimate proved your program to be correct! Received shutdown request...