./Ultimate.py --spec /storage/repos/svcomp/c/properties/valid-memsafety.prp --file /storage/repos/svcomp/c/ldv-memsafety/memleaks_test20_true-valid-memsafety_true-termination.i --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for memory safety (deref-memtrack) Using default analysis Version 91b1670e 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_test20_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 d5ace2e0a5233a1a069e0f7fcf08b00fb84e1f6e .......................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... Execution finished normally Writing output log to file Ultimate.log Result: TRUE --- Real Ultimate output --- This is Ultimate 0.1.24-91b1670 [2018-11-28 22:53:11,698 INFO L170 SettingsManager]: Resetting all preferences to default values... [2018-11-28 22:53:11,699 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2018-11-28 22:53:11,717 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2018-11-28 22:53:11,718 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2018-11-28 22:53:11,720 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2018-11-28 22:53:11,722 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2018-11-28 22:53:11,724 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2018-11-28 22:53:11,726 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2018-11-28 22:53:11,727 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2018-11-28 22:53:11,728 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2018-11-28 22:53:11,728 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2018-11-28 22:53:11,729 INFO L174 SettingsManager]: Resetting PEA to Boogie preferences to default values [2018-11-28 22:53:11,730 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2018-11-28 22:53:11,731 INFO L174 SettingsManager]: Resetting ChcToBoogie preferences to default values [2018-11-28 22:53:11,732 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2018-11-28 22:53:11,733 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2018-11-28 22:53:11,735 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2018-11-28 22:53:11,737 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2018-11-28 22:53:11,739 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2018-11-28 22:53:11,741 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2018-11-28 22:53:11,742 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2018-11-28 22:53:11,748 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2018-11-28 22:53:11,751 INFO L177 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2018-11-28 22:53:11,751 INFO L174 SettingsManager]: Resetting TreeAutomizer preferences to default values [2018-11-28 22:53:11,752 INFO L174 SettingsManager]: Resetting IcfgTransformer preferences to default values [2018-11-28 22:53:11,753 INFO L174 SettingsManager]: Resetting Boogie Printer preferences to default values [2018-11-28 22:53:11,753 INFO L174 SettingsManager]: Resetting ReqPrinter preferences to default values [2018-11-28 22:53:11,757 INFO L174 SettingsManager]: Resetting Witness Printer preferences to default values [2018-11-28 22:53:11,758 INFO L177 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2018-11-28 22:53:11,758 INFO L174 SettingsManager]: Resetting CDTParser preferences to default values [2018-11-28 22:53:11,760 INFO L177 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2018-11-28 22:53:11,760 INFO L177 SettingsManager]: ReqParser provides no preferences, ignoring... [2018-11-28 22:53:11,761 INFO L174 SettingsManager]: Resetting SmtParser preferences to default values [2018-11-28 22:53:11,761 INFO L174 SettingsManager]: Resetting Witness Parser preferences to default values [2018-11-28 22:53:11,762 INFO L181 SettingsManager]: Finished resetting all preferences to default values... [2018-11-28 22:53:11,762 INFO L98 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-DerefFreeMemtrack-32bit-Automizer_Default.epf [2018-11-28 22:53:11,777 INFO L110 SettingsManager]: Loading preferences was successful [2018-11-28 22:53:11,777 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2018-11-28 22:53:11,778 INFO L131 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2018-11-28 22:53:11,778 INFO L133 SettingsManager]: * ... calls to implemented procedures=ONLY_FOR_CONCURRENT_PROGRAMS [2018-11-28 22:53:11,779 INFO L131 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2018-11-28 22:53:11,780 INFO L133 SettingsManager]: * Create parallel compositions if possible=false [2018-11-28 22:53:11,780 INFO L133 SettingsManager]: * Use SBE=true [2018-11-28 22:53:11,780 INFO L131 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2018-11-28 22:53:11,780 INFO L133 SettingsManager]: * sizeof long=4 [2018-11-28 22:53:11,780 INFO L133 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2018-11-28 22:53:11,780 INFO L133 SettingsManager]: * Overapproximate operations on floating types=true [2018-11-28 22:53:11,781 INFO L133 SettingsManager]: * sizeof POINTER=4 [2018-11-28 22:53:11,781 INFO L133 SettingsManager]: * Check division by zero=IGNORE [2018-11-28 22:53:11,781 INFO L133 SettingsManager]: * Check for the main procedure if all allocated memory was freed=true [2018-11-28 22:53:11,781 INFO L133 SettingsManager]: * Bitprecise bitfields=true [2018-11-28 22:53:11,781 INFO L133 SettingsManager]: * SV-COMP memtrack compatibility mode=true [2018-11-28 22:53:11,781 INFO L133 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2018-11-28 22:53:11,783 INFO L133 SettingsManager]: * sizeof long double=12 [2018-11-28 22:53:11,783 INFO L133 SettingsManager]: * Use constant arrays=true [2018-11-28 22:53:11,783 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2018-11-28 22:53:11,784 INFO L133 SettingsManager]: * Size of a code block=SequenceOfStatements [2018-11-28 22:53:11,784 INFO L133 SettingsManager]: * To the following directory=./dump/ [2018-11-28 22:53:11,784 INFO L133 SettingsManager]: * SMT solver=External_DefaultMode [2018-11-28 22:53:11,784 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2018-11-28 22:53:11,785 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2018-11-28 22:53:11,785 INFO L133 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2018-11-28 22:53:11,785 INFO L133 SettingsManager]: * Trace refinement strategy=CAMEL [2018-11-28 22:53:11,785 INFO L133 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2018-11-28 22:53:11,785 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 -> d5ace2e0a5233a1a069e0f7fcf08b00fb84e1f6e [2018-11-28 22:53:11,828 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2018-11-28 22:53:11,841 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2018-11-28 22:53:11,845 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2018-11-28 22:53:11,847 INFO L271 PluginConnector]: Initializing CDTParser... [2018-11-28 22:53:11,847 INFO L276 PluginConnector]: CDTParser initialized [2018-11-28 22:53:11,848 INFO L418 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/svcomp/c/ldv-memsafety/memleaks_test20_true-valid-memsafety_true-termination.i [2018-11-28 22:53:11,910 INFO L221 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/5b2dc70ae/71131239e88d48a0998b30d2db9f5ed6/FLAG9ddd1b1a4 [2018-11-28 22:53:12,424 INFO L307 CDTParser]: Found 1 translation units. [2018-11-28 22:53:12,425 INFO L161 CDTParser]: Scanning /storage/repos/svcomp/c/ldv-memsafety/memleaks_test20_true-valid-memsafety_true-termination.i [2018-11-28 22:53:12,445 INFO L355 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/5b2dc70ae/71131239e88d48a0998b30d2db9f5ed6/FLAG9ddd1b1a4 [2018-11-28 22:53:12,707 INFO L363 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/5b2dc70ae/71131239e88d48a0998b30d2db9f5ed6 [2018-11-28 22:53:12,710 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2018-11-28 22:53:12,712 INFO L131 ToolchainWalker]: Walking toolchain with 5 elements. [2018-11-28 22:53:12,713 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2018-11-28 22:53:12,713 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2018-11-28 22:53:12,717 INFO L276 PluginConnector]: CACSL2BoogieTranslator initialized [2018-11-28 22:53:12,718 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 28.11 10:53:12" (1/1) ... [2018-11-28 22:53:12,721 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@7474da11 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 10:53:12, skipping insertion in model container [2018-11-28 22:53:12,721 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 28.11 10:53:12" (1/1) ... [2018-11-28 22:53:12,730 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2018-11-28 22:53:12,790 INFO L176 MainTranslator]: Built tables and reachable declarations [2018-11-28 22:53:13,284 INFO L203 PostProcessor]: Analyzing one entry point: main [2018-11-28 22:53:13,317 INFO L191 MainTranslator]: Completed pre-run [2018-11-28 22:53:13,457 INFO L203 PostProcessor]: Analyzing one entry point: main [2018-11-28 22:53:13,552 INFO L195 MainTranslator]: Completed translation [2018-11-28 22:53:13,553 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 10:53:13 WrapperNode [2018-11-28 22:53:13,553 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2018-11-28 22:53:13,554 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2018-11-28 22:53:13,554 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2018-11-28 22:53:13,554 INFO L276 PluginConnector]: Boogie Preprocessor initialized [2018-11-28 22:53:13,570 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 10:53:13" (1/1) ... [2018-11-28 22:53:13,571 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 10:53:13" (1/1) ... [2018-11-28 22:53:13,595 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 10:53:13" (1/1) ... [2018-11-28 22:53:13,595 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 10:53:13" (1/1) ... [2018-11-28 22:53:13,633 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 10:53:13" (1/1) ... [2018-11-28 22:53:13,640 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 10:53:13" (1/1) ... [2018-11-28 22:53:13,647 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 10:53:13" (1/1) ... [2018-11-28 22:53:13,658 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2018-11-28 22:53:13,659 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2018-11-28 22:53:13,659 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2018-11-28 22:53:13,659 INFO L276 PluginConnector]: RCFGBuilder initialized [2018-11-28 22:53:13,660 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 10:53:13" (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 [2018-11-28 22:53:13,721 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2018-11-28 22:53:13,721 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2018-11-28 22:53:13,721 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~TO~VOID [2018-11-28 22:53:13,722 INFO L138 BoogieDeclarations]: Found implementation of procedure __bswap_32 [2018-11-28 22:53:13,722 INFO L138 BoogieDeclarations]: Found implementation of procedure __bswap_64 [2018-11-28 22:53:13,722 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_nonpositive [2018-11-28 22:53:13,722 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_positive [2018-11-28 22:53:13,722 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_malloc [2018-11-28 22:53:13,722 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_zalloc [2018-11-28 22:53:13,723 INFO L138 BoogieDeclarations]: Found implementation of procedure LDV_INIT_LIST_HEAD [2018-11-28 22:53:13,723 INFO L138 BoogieDeclarations]: Found implementation of procedure __ldv_list_add [2018-11-28 22:53:13,723 INFO L138 BoogieDeclarations]: Found implementation of procedure __ldv_list_del [2018-11-28 22:53:13,723 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_list_add [2018-11-28 22:53:13,723 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_list_add_tail [2018-11-28 22:53:13,723 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_list_del [2018-11-28 22:53:13,724 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_msg_alloc [2018-11-28 22:53:13,725 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_msg_fill [2018-11-28 22:53:13,725 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_msg_free [2018-11-28 22:53:13,725 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_submit_msg [2018-11-28 22:53:13,725 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_destroy_msgs [2018-11-28 22:53:13,726 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_dev_get_drvdata [2018-11-28 22:53:13,727 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_dev_set_drvdata [2018-11-28 22:53:13,727 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_atomic_add_return [2018-11-28 22:53:13,727 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_atomic_sub_return [2018-11-28 22:53:13,727 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_kref_sub [2018-11-28 22:53:13,727 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_kref_init [2018-11-28 22:53:13,727 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_kref_get [2018-11-28 22:53:13,728 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_kref_put [2018-11-28 22:53:13,728 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_kobject_del [2018-11-28 22:53:13,728 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_kobject_cleanup [2018-11-28 22:53:13,728 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_kobject_release [2018-11-28 22:53:13,728 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_kobject_put [2018-11-28 22:53:13,728 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_kobject_get [2018-11-28 22:53:13,728 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_kobject_init_internal [2018-11-28 22:53:13,729 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_kobject_init [2018-11-28 22:53:13,732 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_kobject_create [2018-11-28 22:53:13,732 INFO L138 BoogieDeclarations]: Found implementation of procedure f [2018-11-28 22:53:13,732 INFO L138 BoogieDeclarations]: Found implementation of procedure g [2018-11-28 22:53:13,732 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_register_device [2018-11-28 22:53:13,732 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_get_device [2018-11-28 22:53:13,733 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_deregister_device [2018-11-28 22:53:13,733 INFO L138 BoogieDeclarations]: Found implementation of procedure alloc_20 [2018-11-28 22:53:13,734 INFO L138 BoogieDeclarations]: Found implementation of procedure free_20 [2018-11-28 22:53:13,734 INFO L138 BoogieDeclarations]: Found implementation of procedure entry_point [2018-11-28 22:53:13,734 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2018-11-28 22:53:13,734 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset [2018-11-28 22:53:13,734 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.meminit [2018-11-28 22:53:13,734 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy [2018-11-28 22:53:13,734 INFO L130 BoogieDeclarations]: Found specification of procedure __bswap_32 [2018-11-28 22:53:13,734 INFO L130 BoogieDeclarations]: Found specification of procedure __bswap_64 [2018-11-28 22:53:13,736 INFO L130 BoogieDeclarations]: Found specification of procedure __ctype_get_mb_cur_max [2018-11-28 22:53:13,736 INFO L130 BoogieDeclarations]: Found specification of procedure atof [2018-11-28 22:53:13,736 INFO L130 BoogieDeclarations]: Found specification of procedure atoi [2018-11-28 22:53:13,736 INFO L130 BoogieDeclarations]: Found specification of procedure atol [2018-11-28 22:53:13,736 INFO L130 BoogieDeclarations]: Found specification of procedure atoll [2018-11-28 22:53:13,736 INFO L130 BoogieDeclarations]: Found specification of procedure strtod [2018-11-28 22:53:13,736 INFO L130 BoogieDeclarations]: Found specification of procedure strtof [2018-11-28 22:53:13,736 INFO L130 BoogieDeclarations]: Found specification of procedure strtold [2018-11-28 22:53:13,737 INFO L130 BoogieDeclarations]: Found specification of procedure strtol [2018-11-28 22:53:13,737 INFO L130 BoogieDeclarations]: Found specification of procedure strtoul [2018-11-28 22:53:13,737 INFO L130 BoogieDeclarations]: Found specification of procedure strtoq [2018-11-28 22:53:13,737 INFO L130 BoogieDeclarations]: Found specification of procedure strtouq [2018-11-28 22:53:13,738 INFO L130 BoogieDeclarations]: Found specification of procedure strtoll [2018-11-28 22:53:13,738 INFO L130 BoogieDeclarations]: Found specification of procedure strtoull [2018-11-28 22:53:13,739 INFO L130 BoogieDeclarations]: Found specification of procedure l64a [2018-11-28 22:53:13,739 INFO L130 BoogieDeclarations]: Found specification of procedure a64l [2018-11-28 22:53:13,739 INFO L130 BoogieDeclarations]: Found specification of procedure select [2018-11-28 22:53:13,739 INFO L130 BoogieDeclarations]: Found specification of procedure pselect [2018-11-28 22:53:13,739 INFO L130 BoogieDeclarations]: Found specification of procedure gnu_dev_major [2018-11-28 22:53:13,739 INFO L130 BoogieDeclarations]: Found specification of procedure gnu_dev_minor [2018-11-28 22:53:13,739 INFO L130 BoogieDeclarations]: Found specification of procedure gnu_dev_makedev [2018-11-28 22:53:13,739 INFO L130 BoogieDeclarations]: Found specification of procedure random [2018-11-28 22:53:13,739 INFO L130 BoogieDeclarations]: Found specification of procedure srandom [2018-11-28 22:53:13,740 INFO L130 BoogieDeclarations]: Found specification of procedure initstate [2018-11-28 22:53:13,742 INFO L130 BoogieDeclarations]: Found specification of procedure setstate [2018-11-28 22:53:13,742 INFO L130 BoogieDeclarations]: Found specification of procedure random_r [2018-11-28 22:53:13,742 INFO L130 BoogieDeclarations]: Found specification of procedure srandom_r [2018-11-28 22:53:13,742 INFO L130 BoogieDeclarations]: Found specification of procedure initstate_r [2018-11-28 22:53:13,742 INFO L130 BoogieDeclarations]: Found specification of procedure setstate_r [2018-11-28 22:53:13,742 INFO L130 BoogieDeclarations]: Found specification of procedure rand [2018-11-28 22:53:13,743 INFO L130 BoogieDeclarations]: Found specification of procedure srand [2018-11-28 22:53:13,743 INFO L130 BoogieDeclarations]: Found specification of procedure rand_r [2018-11-28 22:53:13,743 INFO L130 BoogieDeclarations]: Found specification of procedure drand48 [2018-11-28 22:53:13,743 INFO L130 BoogieDeclarations]: Found specification of procedure erand48 [2018-11-28 22:53:13,743 INFO L130 BoogieDeclarations]: Found specification of procedure lrand48 [2018-11-28 22:53:13,743 INFO L130 BoogieDeclarations]: Found specification of procedure nrand48 [2018-11-28 22:53:13,743 INFO L130 BoogieDeclarations]: Found specification of procedure mrand48 [2018-11-28 22:53:13,743 INFO L130 BoogieDeclarations]: Found specification of procedure jrand48 [2018-11-28 22:53:13,744 INFO L130 BoogieDeclarations]: Found specification of procedure srand48 [2018-11-28 22:53:13,746 INFO L130 BoogieDeclarations]: Found specification of procedure seed48 [2018-11-28 22:53:13,746 INFO L130 BoogieDeclarations]: Found specification of procedure lcong48 [2018-11-28 22:53:13,746 INFO L130 BoogieDeclarations]: Found specification of procedure drand48_r [2018-11-28 22:53:13,746 INFO L130 BoogieDeclarations]: Found specification of procedure erand48_r [2018-11-28 22:53:13,746 INFO L130 BoogieDeclarations]: Found specification of procedure lrand48_r [2018-11-28 22:53:13,746 INFO L130 BoogieDeclarations]: Found specification of procedure nrand48_r [2018-11-28 22:53:13,746 INFO L130 BoogieDeclarations]: Found specification of procedure mrand48_r [2018-11-28 22:53:13,747 INFO L130 BoogieDeclarations]: Found specification of procedure jrand48_r [2018-11-28 22:53:13,747 INFO L130 BoogieDeclarations]: Found specification of procedure srand48_r [2018-11-28 22:53:13,747 INFO L130 BoogieDeclarations]: Found specification of procedure seed48_r [2018-11-28 22:53:13,747 INFO L130 BoogieDeclarations]: Found specification of procedure lcong48_r [2018-11-28 22:53:13,747 INFO L130 BoogieDeclarations]: Found specification of procedure malloc [2018-11-28 22:53:13,747 INFO L130 BoogieDeclarations]: Found specification of procedure calloc [2018-11-28 22:53:13,747 INFO L130 BoogieDeclarations]: Found specification of procedure realloc [2018-11-28 22:53:13,747 INFO L130 BoogieDeclarations]: Found specification of procedure free [2018-11-28 22:53:13,748 INFO L130 BoogieDeclarations]: Found specification of procedure cfree [2018-11-28 22:53:13,750 INFO L130 BoogieDeclarations]: Found specification of procedure alloca [2018-11-28 22:53:13,750 INFO L130 BoogieDeclarations]: Found specification of procedure valloc [2018-11-28 22:53:13,750 INFO L130 BoogieDeclarations]: Found specification of procedure posix_memalign [2018-11-28 22:53:13,750 INFO L130 BoogieDeclarations]: Found specification of procedure abort [2018-11-28 22:53:13,750 INFO L130 BoogieDeclarations]: Found specification of procedure atexit [2018-11-28 22:53:13,750 INFO L130 BoogieDeclarations]: Found specification of procedure on_exit [2018-11-28 22:53:13,750 INFO L130 BoogieDeclarations]: Found specification of procedure exit [2018-11-28 22:53:13,750 INFO L130 BoogieDeclarations]: Found specification of procedure _Exit [2018-11-28 22:53:13,751 INFO L130 BoogieDeclarations]: Found specification of procedure getenv [2018-11-28 22:53:13,751 INFO L130 BoogieDeclarations]: Found specification of procedure putenv [2018-11-28 22:53:13,751 INFO L130 BoogieDeclarations]: Found specification of procedure setenv [2018-11-28 22:53:13,751 INFO L130 BoogieDeclarations]: Found specification of procedure unsetenv [2018-11-28 22:53:13,751 INFO L130 BoogieDeclarations]: Found specification of procedure clearenv [2018-11-28 22:53:13,751 INFO L130 BoogieDeclarations]: Found specification of procedure mktemp [2018-11-28 22:53:13,751 INFO L130 BoogieDeclarations]: Found specification of procedure mkstemp [2018-11-28 22:53:13,751 INFO L130 BoogieDeclarations]: Found specification of procedure mkstemps [2018-11-28 22:53:13,752 INFO L130 BoogieDeclarations]: Found specification of procedure mkdtemp [2018-11-28 22:53:13,752 INFO L130 BoogieDeclarations]: Found specification of procedure system [2018-11-28 22:53:13,752 INFO L130 BoogieDeclarations]: Found specification of procedure realpath [2018-11-28 22:53:13,752 INFO L130 BoogieDeclarations]: Found specification of procedure bsearch [2018-11-28 22:53:13,752 INFO L130 BoogieDeclarations]: Found specification of procedure qsort [2018-11-28 22:53:13,752 INFO L130 BoogieDeclarations]: Found specification of procedure abs [2018-11-28 22:53:13,752 INFO L130 BoogieDeclarations]: Found specification of procedure labs [2018-11-28 22:53:13,752 INFO L130 BoogieDeclarations]: Found specification of procedure llabs [2018-11-28 22:53:13,752 INFO L130 BoogieDeclarations]: Found specification of procedure div [2018-11-28 22:53:13,756 INFO L130 BoogieDeclarations]: Found specification of procedure ldiv [2018-11-28 22:53:13,756 INFO L130 BoogieDeclarations]: Found specification of procedure lldiv [2018-11-28 22:53:13,756 INFO L130 BoogieDeclarations]: Found specification of procedure ecvt [2018-11-28 22:53:13,756 INFO L130 BoogieDeclarations]: Found specification of procedure fcvt [2018-11-28 22:53:13,757 INFO L130 BoogieDeclarations]: Found specification of procedure gcvt [2018-11-28 22:53:13,757 INFO L130 BoogieDeclarations]: Found specification of procedure qecvt [2018-11-28 22:53:13,757 INFO L130 BoogieDeclarations]: Found specification of procedure qfcvt [2018-11-28 22:53:13,757 INFO L130 BoogieDeclarations]: Found specification of procedure qgcvt [2018-11-28 22:53:13,758 INFO L130 BoogieDeclarations]: Found specification of procedure ecvt_r [2018-11-28 22:53:13,758 INFO L130 BoogieDeclarations]: Found specification of procedure fcvt_r [2018-11-28 22:53:13,758 INFO L130 BoogieDeclarations]: Found specification of procedure qecvt_r [2018-11-28 22:53:13,758 INFO L130 BoogieDeclarations]: Found specification of procedure qfcvt_r [2018-11-28 22:53:13,758 INFO L130 BoogieDeclarations]: Found specification of procedure mblen [2018-11-28 22:53:13,758 INFO L130 BoogieDeclarations]: Found specification of procedure mbtowc [2018-11-28 22:53:13,758 INFO L130 BoogieDeclarations]: Found specification of procedure wctomb [2018-11-28 22:53:13,758 INFO L130 BoogieDeclarations]: Found specification of procedure mbstowcs [2018-11-28 22:53:13,761 INFO L130 BoogieDeclarations]: Found specification of procedure wcstombs [2018-11-28 22:53:13,761 INFO L130 BoogieDeclarations]: Found specification of procedure rpmatch [2018-11-28 22:53:13,762 INFO L130 BoogieDeclarations]: Found specification of procedure getsubopt [2018-11-28 22:53:13,762 INFO L130 BoogieDeclarations]: Found specification of procedure getloadavg [2018-11-28 22:53:13,762 INFO L130 BoogieDeclarations]: Found specification of procedure kfree [2018-11-28 22:53:13,762 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_int [2018-11-28 22:53:13,762 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_pointer [2018-11-28 22:53:13,763 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_nonpositive [2018-11-28 22:53:13,763 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_positive [2018-11-28 22:53:13,763 INFO L130 BoogieDeclarations]: Found specification of procedure memcpy [2018-11-28 22:53:13,763 INFO L130 BoogieDeclarations]: Found specification of procedure memset [2018-11-28 22:53:13,763 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_malloc [2018-11-28 22:53:13,763 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.alloc [2018-11-28 22:53:13,763 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_zalloc [2018-11-28 22:53:13,763 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.meminit [2018-11-28 22:53:13,763 INFO L130 BoogieDeclarations]: Found specification of procedure LDV_INIT_LIST_HEAD [2018-11-28 22:53:13,766 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2018-11-28 22:53:13,766 INFO L130 BoogieDeclarations]: Found specification of procedure __ldv_list_add [2018-11-28 22:53:13,766 INFO L130 BoogieDeclarations]: Found specification of procedure __ldv_list_del [2018-11-28 22:53:13,766 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_list_add [2018-11-28 22:53:13,766 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2018-11-28 22:53:13,766 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_list_add_tail [2018-11-28 22:53:13,766 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_list_del [2018-11-28 22:53:13,767 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_msg_alloc [2018-11-28 22:53:13,767 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_msg_fill [2018-11-28 22:53:13,768 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy [2018-11-28 22:53:13,768 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_msg_free [2018-11-28 22:53:13,768 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2018-11-28 22:53:13,769 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_submit_msg [2018-11-28 22:53:13,769 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_destroy_msgs [2018-11-28 22:53:13,769 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_dev_get_drvdata [2018-11-28 22:53:13,769 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_dev_set_drvdata [2018-11-28 22:53:13,769 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_atomic_add_return [2018-11-28 22:53:13,769 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2018-11-28 22:53:13,769 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2018-11-28 22:53:13,769 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_atomic_sub_return [2018-11-28 22:53:13,769 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_kref_sub [2018-11-28 22:53:13,771 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~TO~VOID [2018-11-28 22:53:13,772 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_kref_init [2018-11-28 22:53:13,772 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_kref_get [2018-11-28 22:53:13,772 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_kref_put [2018-11-28 22:53:13,772 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_kobject_del [2018-11-28 22:53:13,772 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_kobject_cleanup [2018-11-28 22:53:13,772 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_kobject_release [2018-11-28 22:53:13,772 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_kobject_put [2018-11-28 22:53:13,772 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_kobject_get [2018-11-28 22:53:13,773 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_kobject_init_internal [2018-11-28 22:53:13,774 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_kobject_init [2018-11-28 22:53:13,774 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_kobject_create [2018-11-28 22:53:13,774 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset [2018-11-28 22:53:13,774 INFO L130 BoogieDeclarations]: Found specification of procedure f [2018-11-28 22:53:13,774 INFO L130 BoogieDeclarations]: Found specification of procedure g [2018-11-28 22:53:13,774 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_register_device [2018-11-28 22:53:13,774 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_get_device [2018-11-28 22:53:13,774 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_deregister_device [2018-11-28 22:53:13,775 INFO L130 BoogieDeclarations]: Found specification of procedure alloc_20 [2018-11-28 22:53:13,775 INFO L130 BoogieDeclarations]: Found specification of procedure free_20 [2018-11-28 22:53:13,775 INFO L130 BoogieDeclarations]: Found specification of procedure entry_point [2018-11-28 22:53:13,775 INFO L130 BoogieDeclarations]: Found specification of procedure main [2018-11-28 22:53:13,775 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2018-11-28 22:53:13,775 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$ [2018-11-28 22:53:13,777 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2018-11-28 22:53:13,777 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$ [2018-11-28 22:53:13,777 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$ [2018-11-28 22:53:13,777 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int [2018-11-28 22:53:13,778 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int [2018-11-28 22:53:14,425 WARN L615 $ProcedureCfgBuilder]: Label in the middle of a codeblock. [2018-11-28 22:53:15,535 WARN L615 $ProcedureCfgBuilder]: Label in the middle of a codeblock. [2018-11-28 22:53:16,132 INFO L275 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2018-11-28 22:53:16,132 INFO L280 CfgBuilder]: Removed 1 assue(true) statements. [2018-11-28 22:53:16,132 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 28.11 10:53:16 BoogieIcfgContainer [2018-11-28 22:53:16,133 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2018-11-28 22:53:16,134 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2018-11-28 22:53:16,134 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2018-11-28 22:53:16,137 INFO L276 PluginConnector]: TraceAbstraction initialized [2018-11-28 22:53:16,137 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 28.11 10:53:12" (1/3) ... [2018-11-28 22:53:16,138 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@17278289 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 28.11 10:53:16, skipping insertion in model container [2018-11-28 22:53:16,138 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 10:53:13" (2/3) ... [2018-11-28 22:53:16,138 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@17278289 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 28.11 10:53:16, skipping insertion in model container [2018-11-28 22:53:16,139 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 28.11 10:53:16" (3/3) ... [2018-11-28 22:53:16,140 INFO L112 eAbstractionObserver]: Analyzing ICFG memleaks_test20_true-valid-memsafety_true-termination.i [2018-11-28 22:53:16,151 INFO L156 ceAbstractionStarter]: Automizer settings: Hoare:false NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2018-11-28 22:53:16,160 INFO L168 ceAbstractionStarter]: Appying trace abstraction to program that has 69 error locations. [2018-11-28 22:53:16,179 INFO L257 AbstractCegarLoop]: Starting to check reachability of 69 error locations. [2018-11-28 22:53:16,206 INFO L133 ementStrategyFactory]: Using default assertion order modulation [2018-11-28 22:53:16,207 INFO L382 AbstractCegarLoop]: Interprodecural is true [2018-11-28 22:53:16,207 INFO L383 AbstractCegarLoop]: Hoare is false [2018-11-28 22:53:16,208 INFO L384 AbstractCegarLoop]: Compute interpolants for FPandBP [2018-11-28 22:53:16,208 INFO L385 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2018-11-28 22:53:16,208 INFO L386 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2018-11-28 22:53:16,208 INFO L387 AbstractCegarLoop]: Difference is false [2018-11-28 22:53:16,208 INFO L388 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2018-11-28 22:53:16,208 INFO L393 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2018-11-28 22:53:16,231 INFO L276 IsEmpty]: Start isEmpty. Operand 111 states. [2018-11-28 22:53:16,240 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25 [2018-11-28 22:53:16,240 INFO L394 BasicCegarLoop]: Found error trace [2018-11-28 22:53:16,241 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] [2018-11-28 22:53:16,243 INFO L423 AbstractCegarLoop]: === Iteration 1 === [ldv_kref_initErr0REQUIRES_VIOLATION, ldv_kref_initErr1REQUIRES_VIOLATION, ldv_list_addErr0REQUIRES_VIOLATION, ldv_list_addErr1REQUIRES_VIOLATION, ldv_kobject_createErr0REQUIRES_VIOLATION, ldv_kobject_createErr1REQUIRES_VIOLATION, ldv_destroy_msgsErr3REQUIRES_VIOLATION, ldv_destroy_msgsErr4REQUIRES_VIOLATION, ldv_destroy_msgsErr5REQUIRES_VIOLATION, ldv_destroy_msgsErr0REQUIRES_VIOLATION, ldv_destroy_msgsErr1REQUIRES_VIOLATION, ldv_destroy_msgsErr2REQUIRES_VIOLATION, ldv_msg_fillErr5REQUIRES_VIOLATION, ldv_msg_fillErr4REQUIRES_VIOLATION, ldv_msg_fillErr3REQUIRES_VIOLATION, ldv_msg_fillErr2REQUIRES_VIOLATION, ldv_msg_fillErr1REQUIRES_VIOLATION, ldv_msg_fillErr0REQUIRES_VIOLATION, ldv_atomic_add_returnErr0REQUIRES_VIOLATION, ldv_atomic_add_returnErr1REQUIRES_VIOLATION, ldv_atomic_add_returnErr2REQUIRES_VIOLATION, ldv_atomic_add_returnErr3REQUIRES_VIOLATION, __ldv_list_delErr3REQUIRES_VIOLATION, __ldv_list_delErr1REQUIRES_VIOLATION, __ldv_list_delErr0REQUIRES_VIOLATION, __ldv_list_delErr2REQUIRES_VIOLATION, ldv_kobject_cleanupErr3ASSERT_VIOLATIONMEMORY_FREE, ldv_kobject_cleanupErr1REQUIRES_VIOLATION, ldv_kobject_cleanupErr0REQUIRES_VIOLATION, ldv_kobject_cleanupErr4ASSERT_VIOLATIONMEMORY_FREE, ldv_kobject_cleanupErr5ASSERT_VIOLATIONMEMORY_FREE, ldv_kobject_cleanupErr2ASSERT_VIOLATIONMEMORY_FREE, ldv_msg_freeErr2ASSERT_VIOLATIONMEMORY_FREE, ldv_msg_freeErr1REQUIRES_VIOLATION, ldv_msg_freeErr4ASSERT_VIOLATIONMEMORY_FREE, ldv_msg_freeErr5ASSERT_VIOLATIONMEMORY_FREE, ldv_msg_freeErr0REQUIRES_VIOLATION, ldv_msg_freeErr3ASSERT_VIOLATIONMEMORY_FREE, mainErr0ENSURES_VIOLATIONMEMORY_LEAK, LDV_INIT_LIST_HEADErr0REQUIRES_VIOLATION, LDV_INIT_LIST_HEADErr1REQUIRES_VIOLATION, LDV_INIT_LIST_HEADErr2REQUIRES_VIOLATION, LDV_INIT_LIST_HEADErr3REQUIRES_VIOLATION, ldv_list_delErr0REQUIRES_VIOLATION, ldv_list_delErr1REQUIRES_VIOLATION, ldv_list_delErr2REQUIRES_VIOLATION, ldv_list_delErr3REQUIRES_VIOLATION, __ldv_list_addErr3REQUIRES_VIOLATION, __ldv_list_addErr5REQUIRES_VIOLATION, __ldv_list_addErr4REQUIRES_VIOLATION, __ldv_list_addErr6REQUIRES_VIOLATION, __ldv_list_addErr1REQUIRES_VIOLATION, __ldv_list_addErr0REQUIRES_VIOLATION, __ldv_list_addErr2REQUIRES_VIOLATION, __ldv_list_addErr7REQUIRES_VIOLATION, free_20Err0ASSERT_VIOLATIONMEMORY_FREE, free_20Err1ASSERT_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_tailErr1REQUIRES_VIOLATION, ldv_list_add_tailErr0REQUIRES_VIOLATION, ldv_dev_get_drvdataErr1REQUIRES_VIOLATION, ldv_dev_get_drvdataErr0REQUIRES_VIOLATION, ldv_msg_allocErr1REQUIRES_VIOLATION, ldv_msg_allocErr0REQUIRES_VIOLATION]=== [2018-11-28 22:53:16,249 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-28 22:53:16,249 INFO L82 PathProgramCache]: Analyzing trace with hash -1943982282, now seen corresponding path program 1 times [2018-11-28 22:53:16,251 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-11-28 22:53:16,251 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-11-28 22:53:16,316 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-28 22:53:16,316 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-28 22:53:16,316 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-28 22:53:16,375 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-28 22:53:16,664 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-28 22:53:16,673 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-11-28 22:53:16,674 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2018-11-28 22:53:16,682 INFO L459 AbstractCegarLoop]: Interpolant automaton has 5 states [2018-11-28 22:53:16,720 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2018-11-28 22:53:16,721 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2018-11-28 22:53:16,728 INFO L87 Difference]: Start difference. First operand 111 states. Second operand 5 states. [2018-11-28 22:53:16,824 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-28 22:53:16,824 INFO L93 Difference]: Finished difference Result 48 states and 51 transitions. [2018-11-28 22:53:16,825 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2018-11-28 22:53:16,826 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 24 [2018-11-28 22:53:16,827 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-28 22:53:16,837 INFO L225 Difference]: With dead ends: 48 [2018-11-28 22:53:16,837 INFO L226 Difference]: Without dead ends: 45 [2018-11-28 22:53:16,839 INFO L631 BasicCegarLoop]: 0 DeclaredPredicates, 5 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2018-11-28 22:53:16,858 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 45 states. [2018-11-28 22:53:16,881 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 45 to 42. [2018-11-28 22:53:16,882 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 42 states. [2018-11-28 22:53:16,884 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 42 states to 42 states and 44 transitions. [2018-11-28 22:53:16,885 INFO L78 Accepts]: Start accepts. Automaton has 42 states and 44 transitions. Word has length 24 [2018-11-28 22:53:16,885 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-28 22:53:16,885 INFO L480 AbstractCegarLoop]: Abstraction has 42 states and 44 transitions. [2018-11-28 22:53:16,886 INFO L481 AbstractCegarLoop]: Interpolant automaton has 5 states. [2018-11-28 22:53:16,886 INFO L276 IsEmpty]: Start isEmpty. Operand 42 states and 44 transitions. [2018-11-28 22:53:16,887 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25 [2018-11-28 22:53:16,887 INFO L394 BasicCegarLoop]: Found error trace [2018-11-28 22:53:16,887 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] [2018-11-28 22:53:16,888 INFO L423 AbstractCegarLoop]: === Iteration 2 === [ldv_kref_initErr0REQUIRES_VIOLATION, ldv_kref_initErr1REQUIRES_VIOLATION, ldv_list_addErr0REQUIRES_VIOLATION, ldv_list_addErr1REQUIRES_VIOLATION, ldv_kobject_createErr0REQUIRES_VIOLATION, ldv_kobject_createErr1REQUIRES_VIOLATION, ldv_destroy_msgsErr3REQUIRES_VIOLATION, ldv_destroy_msgsErr4REQUIRES_VIOLATION, ldv_destroy_msgsErr5REQUIRES_VIOLATION, ldv_destroy_msgsErr0REQUIRES_VIOLATION, ldv_destroy_msgsErr1REQUIRES_VIOLATION, ldv_destroy_msgsErr2REQUIRES_VIOLATION, ldv_msg_fillErr5REQUIRES_VIOLATION, ldv_msg_fillErr4REQUIRES_VIOLATION, ldv_msg_fillErr3REQUIRES_VIOLATION, ldv_msg_fillErr2REQUIRES_VIOLATION, ldv_msg_fillErr1REQUIRES_VIOLATION, ldv_msg_fillErr0REQUIRES_VIOLATION, ldv_atomic_add_returnErr0REQUIRES_VIOLATION, ldv_atomic_add_returnErr1REQUIRES_VIOLATION, ldv_atomic_add_returnErr2REQUIRES_VIOLATION, ldv_atomic_add_returnErr3REQUIRES_VIOLATION, __ldv_list_delErr3REQUIRES_VIOLATION, __ldv_list_delErr1REQUIRES_VIOLATION, __ldv_list_delErr0REQUIRES_VIOLATION, __ldv_list_delErr2REQUIRES_VIOLATION, ldv_kobject_cleanupErr3ASSERT_VIOLATIONMEMORY_FREE, ldv_kobject_cleanupErr1REQUIRES_VIOLATION, ldv_kobject_cleanupErr0REQUIRES_VIOLATION, ldv_kobject_cleanupErr4ASSERT_VIOLATIONMEMORY_FREE, ldv_kobject_cleanupErr5ASSERT_VIOLATIONMEMORY_FREE, ldv_kobject_cleanupErr2ASSERT_VIOLATIONMEMORY_FREE, ldv_msg_freeErr2ASSERT_VIOLATIONMEMORY_FREE, ldv_msg_freeErr1REQUIRES_VIOLATION, ldv_msg_freeErr4ASSERT_VIOLATIONMEMORY_FREE, ldv_msg_freeErr5ASSERT_VIOLATIONMEMORY_FREE, ldv_msg_freeErr0REQUIRES_VIOLATION, ldv_msg_freeErr3ASSERT_VIOLATIONMEMORY_FREE, mainErr0ENSURES_VIOLATIONMEMORY_LEAK, LDV_INIT_LIST_HEADErr0REQUIRES_VIOLATION, LDV_INIT_LIST_HEADErr1REQUIRES_VIOLATION, LDV_INIT_LIST_HEADErr2REQUIRES_VIOLATION, LDV_INIT_LIST_HEADErr3REQUIRES_VIOLATION, ldv_list_delErr0REQUIRES_VIOLATION, ldv_list_delErr1REQUIRES_VIOLATION, ldv_list_delErr2REQUIRES_VIOLATION, ldv_list_delErr3REQUIRES_VIOLATION, __ldv_list_addErr3REQUIRES_VIOLATION, __ldv_list_addErr5REQUIRES_VIOLATION, __ldv_list_addErr4REQUIRES_VIOLATION, __ldv_list_addErr6REQUIRES_VIOLATION, __ldv_list_addErr1REQUIRES_VIOLATION, __ldv_list_addErr0REQUIRES_VIOLATION, __ldv_list_addErr2REQUIRES_VIOLATION, __ldv_list_addErr7REQUIRES_VIOLATION, free_20Err0ASSERT_VIOLATIONMEMORY_FREE, free_20Err1ASSERT_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_tailErr1REQUIRES_VIOLATION, ldv_list_add_tailErr0REQUIRES_VIOLATION, ldv_dev_get_drvdataErr1REQUIRES_VIOLATION, ldv_dev_get_drvdataErr0REQUIRES_VIOLATION, ldv_msg_allocErr1REQUIRES_VIOLATION, ldv_msg_allocErr0REQUIRES_VIOLATION]=== [2018-11-28 22:53:16,888 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-28 22:53:16,888 INFO L82 PathProgramCache]: Analyzing trace with hash -436430473, now seen corresponding path program 1 times [2018-11-28 22:53:16,888 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-11-28 22:53:16,888 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-11-28 22:53:16,890 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-28 22:53:16,891 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-28 22:53:16,891 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-28 22:53:16,911 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-28 22:53:17,124 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-28 22:53:17,125 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-11-28 22:53:17,125 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2018-11-28 22:53:17,126 INFO L459 AbstractCegarLoop]: Interpolant automaton has 7 states [2018-11-28 22:53:17,127 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2018-11-28 22:53:17,127 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=11, Invalid=31, Unknown=0, NotChecked=0, Total=42 [2018-11-28 22:53:17,127 INFO L87 Difference]: Start difference. First operand 42 states and 44 transitions. Second operand 7 states. [2018-11-28 22:53:17,658 WARN L180 SmtUtils]: Spent 156.00 ms on a formula simplification that was a NOOP. DAG size: 14 [2018-11-28 22:53:18,195 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-28 22:53:18,196 INFO L93 Difference]: Finished difference Result 58 states and 60 transitions. [2018-11-28 22:53:18,196 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2018-11-28 22:53:18,197 INFO L78 Accepts]: Start accepts. Automaton has 7 states. Word has length 24 [2018-11-28 22:53:18,197 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-28 22:53:18,199 INFO L225 Difference]: With dead ends: 58 [2018-11-28 22:53:18,199 INFO L226 Difference]: Without dead ends: 58 [2018-11-28 22:53:18,201 INFO L631 BasicCegarLoop]: 0 DeclaredPredicates, 17 GetRequests, 6 SyntacticMatches, 0 SemanticMatches, 11 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 12 ImplicationChecksByTransitivity, 0.6s TimeCoverageRelationStatistics Valid=43, Invalid=113, Unknown=0, NotChecked=0, Total=156 [2018-11-28 22:53:18,201 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 58 states. [2018-11-28 22:53:18,208 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 58 to 53. [2018-11-28 22:53:18,208 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 53 states. [2018-11-28 22:53:18,210 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 53 states to 53 states and 55 transitions. [2018-11-28 22:53:18,210 INFO L78 Accepts]: Start accepts. Automaton has 53 states and 55 transitions. Word has length 24 [2018-11-28 22:53:18,211 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-28 22:53:18,211 INFO L480 AbstractCegarLoop]: Abstraction has 53 states and 55 transitions. [2018-11-28 22:53:18,211 INFO L481 AbstractCegarLoop]: Interpolant automaton has 7 states. [2018-11-28 22:53:18,211 INFO L276 IsEmpty]: Start isEmpty. Operand 53 states and 55 transitions. [2018-11-28 22:53:18,212 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 29 [2018-11-28 22:53:18,212 INFO L394 BasicCegarLoop]: Found error trace [2018-11-28 22:53:18,212 INFO L402 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-11-28 22:53:18,213 INFO L423 AbstractCegarLoop]: === Iteration 3 === [ldv_kref_initErr0REQUIRES_VIOLATION, ldv_kref_initErr1REQUIRES_VIOLATION, ldv_list_addErr0REQUIRES_VIOLATION, ldv_list_addErr1REQUIRES_VIOLATION, ldv_kobject_createErr0REQUIRES_VIOLATION, ldv_kobject_createErr1REQUIRES_VIOLATION, ldv_destroy_msgsErr3REQUIRES_VIOLATION, ldv_destroy_msgsErr4REQUIRES_VIOLATION, ldv_destroy_msgsErr5REQUIRES_VIOLATION, ldv_destroy_msgsErr0REQUIRES_VIOLATION, ldv_destroy_msgsErr1REQUIRES_VIOLATION, ldv_destroy_msgsErr2REQUIRES_VIOLATION, ldv_msg_fillErr5REQUIRES_VIOLATION, ldv_msg_fillErr4REQUIRES_VIOLATION, ldv_msg_fillErr3REQUIRES_VIOLATION, ldv_msg_fillErr2REQUIRES_VIOLATION, ldv_msg_fillErr1REQUIRES_VIOLATION, ldv_msg_fillErr0REQUIRES_VIOLATION, ldv_atomic_add_returnErr0REQUIRES_VIOLATION, ldv_atomic_add_returnErr1REQUIRES_VIOLATION, ldv_atomic_add_returnErr2REQUIRES_VIOLATION, ldv_atomic_add_returnErr3REQUIRES_VIOLATION, __ldv_list_delErr3REQUIRES_VIOLATION, __ldv_list_delErr1REQUIRES_VIOLATION, __ldv_list_delErr0REQUIRES_VIOLATION, __ldv_list_delErr2REQUIRES_VIOLATION, ldv_kobject_cleanupErr3ASSERT_VIOLATIONMEMORY_FREE, ldv_kobject_cleanupErr1REQUIRES_VIOLATION, ldv_kobject_cleanupErr0REQUIRES_VIOLATION, ldv_kobject_cleanupErr4ASSERT_VIOLATIONMEMORY_FREE, ldv_kobject_cleanupErr5ASSERT_VIOLATIONMEMORY_FREE, ldv_kobject_cleanupErr2ASSERT_VIOLATIONMEMORY_FREE, ldv_msg_freeErr2ASSERT_VIOLATIONMEMORY_FREE, ldv_msg_freeErr1REQUIRES_VIOLATION, ldv_msg_freeErr4ASSERT_VIOLATIONMEMORY_FREE, ldv_msg_freeErr5ASSERT_VIOLATIONMEMORY_FREE, ldv_msg_freeErr0REQUIRES_VIOLATION, ldv_msg_freeErr3ASSERT_VIOLATIONMEMORY_FREE, mainErr0ENSURES_VIOLATIONMEMORY_LEAK, LDV_INIT_LIST_HEADErr0REQUIRES_VIOLATION, LDV_INIT_LIST_HEADErr1REQUIRES_VIOLATION, LDV_INIT_LIST_HEADErr2REQUIRES_VIOLATION, LDV_INIT_LIST_HEADErr3REQUIRES_VIOLATION, ldv_list_delErr0REQUIRES_VIOLATION, ldv_list_delErr1REQUIRES_VIOLATION, ldv_list_delErr2REQUIRES_VIOLATION, ldv_list_delErr3REQUIRES_VIOLATION, __ldv_list_addErr3REQUIRES_VIOLATION, __ldv_list_addErr5REQUIRES_VIOLATION, __ldv_list_addErr4REQUIRES_VIOLATION, __ldv_list_addErr6REQUIRES_VIOLATION, __ldv_list_addErr1REQUIRES_VIOLATION, __ldv_list_addErr0REQUIRES_VIOLATION, __ldv_list_addErr2REQUIRES_VIOLATION, __ldv_list_addErr7REQUIRES_VIOLATION, free_20Err0ASSERT_VIOLATIONMEMORY_FREE, free_20Err1ASSERT_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_tailErr1REQUIRES_VIOLATION, ldv_list_add_tailErr0REQUIRES_VIOLATION, ldv_dev_get_drvdataErr1REQUIRES_VIOLATION, ldv_dev_get_drvdataErr0REQUIRES_VIOLATION, ldv_msg_allocErr1REQUIRES_VIOLATION, ldv_msg_allocErr0REQUIRES_VIOLATION]=== [2018-11-28 22:53:18,213 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-28 22:53:18,214 INFO L82 PathProgramCache]: Analyzing trace with hash 1415586515, now seen corresponding path program 1 times [2018-11-28 22:53:18,214 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-11-28 22:53:18,214 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-11-28 22:53:18,217 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-28 22:53:18,217 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-28 22:53:18,217 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-28 22:53:18,238 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-28 22:53:18,506 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-28 22:53:18,506 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-11-28 22:53:18,507 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [10] imperfect sequences [] total 10 [2018-11-28 22:53:18,507 INFO L459 AbstractCegarLoop]: Interpolant automaton has 11 states [2018-11-28 22:53:18,507 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 11 interpolants. [2018-11-28 22:53:18,508 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=19, Invalid=91, Unknown=0, NotChecked=0, Total=110 [2018-11-28 22:53:18,508 INFO L87 Difference]: Start difference. First operand 53 states and 55 transitions. Second operand 11 states. [2018-11-28 22:53:18,768 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-28 22:53:18,768 INFO L93 Difference]: Finished difference Result 53 states and 54 transitions. [2018-11-28 22:53:18,769 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2018-11-28 22:53:18,769 INFO L78 Accepts]: Start accepts. Automaton has 11 states. Word has length 28 [2018-11-28 22:53:18,770 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-28 22:53:18,772 INFO L225 Difference]: With dead ends: 53 [2018-11-28 22:53:18,772 INFO L226 Difference]: Without dead ends: 53 [2018-11-28 22:53:18,773 INFO L631 BasicCegarLoop]: 0 DeclaredPredicates, 16 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 14 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 9 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=41, Invalid=199, Unknown=0, NotChecked=0, Total=240 [2018-11-28 22:53:18,773 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 53 states. [2018-11-28 22:53:18,780 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 53 to 52. [2018-11-28 22:53:18,780 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 52 states. [2018-11-28 22:53:18,781 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 52 states to 52 states and 53 transitions. [2018-11-28 22:53:18,782 INFO L78 Accepts]: Start accepts. Automaton has 52 states and 53 transitions. Word has length 28 [2018-11-28 22:53:18,782 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-28 22:53:18,782 INFO L480 AbstractCegarLoop]: Abstraction has 52 states and 53 transitions. [2018-11-28 22:53:18,782 INFO L481 AbstractCegarLoop]: Interpolant automaton has 11 states. [2018-11-28 22:53:18,782 INFO L276 IsEmpty]: Start isEmpty. Operand 52 states and 53 transitions. [2018-11-28 22:53:18,783 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 30 [2018-11-28 22:53:18,784 INFO L394 BasicCegarLoop]: Found error trace [2018-11-28 22:53:18,784 INFO L402 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-11-28 22:53:18,784 INFO L423 AbstractCegarLoop]: === Iteration 4 === [ldv_kref_initErr0REQUIRES_VIOLATION, ldv_kref_initErr1REQUIRES_VIOLATION, ldv_list_addErr0REQUIRES_VIOLATION, ldv_list_addErr1REQUIRES_VIOLATION, ldv_kobject_createErr0REQUIRES_VIOLATION, ldv_kobject_createErr1REQUIRES_VIOLATION, ldv_destroy_msgsErr3REQUIRES_VIOLATION, ldv_destroy_msgsErr4REQUIRES_VIOLATION, ldv_destroy_msgsErr5REQUIRES_VIOLATION, ldv_destroy_msgsErr0REQUIRES_VIOLATION, ldv_destroy_msgsErr1REQUIRES_VIOLATION, ldv_destroy_msgsErr2REQUIRES_VIOLATION, ldv_msg_fillErr5REQUIRES_VIOLATION, ldv_msg_fillErr4REQUIRES_VIOLATION, ldv_msg_fillErr3REQUIRES_VIOLATION, ldv_msg_fillErr2REQUIRES_VIOLATION, ldv_msg_fillErr1REQUIRES_VIOLATION, ldv_msg_fillErr0REQUIRES_VIOLATION, ldv_atomic_add_returnErr0REQUIRES_VIOLATION, ldv_atomic_add_returnErr1REQUIRES_VIOLATION, ldv_atomic_add_returnErr2REQUIRES_VIOLATION, ldv_atomic_add_returnErr3REQUIRES_VIOLATION, __ldv_list_delErr3REQUIRES_VIOLATION, __ldv_list_delErr1REQUIRES_VIOLATION, __ldv_list_delErr0REQUIRES_VIOLATION, __ldv_list_delErr2REQUIRES_VIOLATION, ldv_kobject_cleanupErr3ASSERT_VIOLATIONMEMORY_FREE, ldv_kobject_cleanupErr1REQUIRES_VIOLATION, ldv_kobject_cleanupErr0REQUIRES_VIOLATION, ldv_kobject_cleanupErr4ASSERT_VIOLATIONMEMORY_FREE, ldv_kobject_cleanupErr5ASSERT_VIOLATIONMEMORY_FREE, ldv_kobject_cleanupErr2ASSERT_VIOLATIONMEMORY_FREE, ldv_msg_freeErr2ASSERT_VIOLATIONMEMORY_FREE, ldv_msg_freeErr1REQUIRES_VIOLATION, ldv_msg_freeErr4ASSERT_VIOLATIONMEMORY_FREE, ldv_msg_freeErr5ASSERT_VIOLATIONMEMORY_FREE, ldv_msg_freeErr0REQUIRES_VIOLATION, ldv_msg_freeErr3ASSERT_VIOLATIONMEMORY_FREE, mainErr0ENSURES_VIOLATIONMEMORY_LEAK, LDV_INIT_LIST_HEADErr0REQUIRES_VIOLATION, LDV_INIT_LIST_HEADErr1REQUIRES_VIOLATION, LDV_INIT_LIST_HEADErr2REQUIRES_VIOLATION, LDV_INIT_LIST_HEADErr3REQUIRES_VIOLATION, ldv_list_delErr0REQUIRES_VIOLATION, ldv_list_delErr1REQUIRES_VIOLATION, ldv_list_delErr2REQUIRES_VIOLATION, ldv_list_delErr3REQUIRES_VIOLATION, __ldv_list_addErr3REQUIRES_VIOLATION, __ldv_list_addErr5REQUIRES_VIOLATION, __ldv_list_addErr4REQUIRES_VIOLATION, __ldv_list_addErr6REQUIRES_VIOLATION, __ldv_list_addErr1REQUIRES_VIOLATION, __ldv_list_addErr0REQUIRES_VIOLATION, __ldv_list_addErr2REQUIRES_VIOLATION, __ldv_list_addErr7REQUIRES_VIOLATION, free_20Err0ASSERT_VIOLATIONMEMORY_FREE, free_20Err1ASSERT_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_tailErr1REQUIRES_VIOLATION, ldv_list_add_tailErr0REQUIRES_VIOLATION, ldv_dev_get_drvdataErr1REQUIRES_VIOLATION, ldv_dev_get_drvdataErr0REQUIRES_VIOLATION, ldv_msg_allocErr1REQUIRES_VIOLATION, ldv_msg_allocErr0REQUIRES_VIOLATION]=== [2018-11-28 22:53:18,785 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-28 22:53:18,785 INFO L82 PathProgramCache]: Analyzing trace with hash 933509385, now seen corresponding path program 1 times [2018-11-28 22:53:18,785 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-11-28 22:53:18,785 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-11-28 22:53:18,787 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-28 22:53:18,787 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-28 22:53:18,787 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-28 22:53:18,802 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-28 22:53:19,020 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-28 22:53:19,020 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-11-28 22:53:19,021 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [10] imperfect sequences [] total 10 [2018-11-28 22:53:19,021 INFO L459 AbstractCegarLoop]: Interpolant automaton has 11 states [2018-11-28 22:53:19,021 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 11 interpolants. [2018-11-28 22:53:19,021 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=19, Invalid=91, Unknown=0, NotChecked=0, Total=110 [2018-11-28 22:53:19,022 INFO L87 Difference]: Start difference. First operand 52 states and 53 transitions. Second operand 11 states. [2018-11-28 22:53:19,382 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-28 22:53:19,382 INFO L93 Difference]: Finished difference Result 64 states and 67 transitions. [2018-11-28 22:53:19,383 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2018-11-28 22:53:19,383 INFO L78 Accepts]: Start accepts. Automaton has 11 states. Word has length 29 [2018-11-28 22:53:19,384 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-28 22:53:19,385 INFO L225 Difference]: With dead ends: 64 [2018-11-28 22:53:19,385 INFO L226 Difference]: Without dead ends: 64 [2018-11-28 22:53:19,386 INFO L631 BasicCegarLoop]: 0 DeclaredPredicates, 16 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 14 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 9 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=41, Invalid=199, Unknown=0, NotChecked=0, Total=240 [2018-11-28 22:53:19,386 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 64 states. [2018-11-28 22:53:19,401 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 64 to 64. [2018-11-28 22:53:19,402 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 64 states. [2018-11-28 22:53:19,409 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 64 states to 64 states and 67 transitions. [2018-11-28 22:53:19,410 INFO L78 Accepts]: Start accepts. Automaton has 64 states and 67 transitions. Word has length 29 [2018-11-28 22:53:19,410 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-28 22:53:19,410 INFO L480 AbstractCegarLoop]: Abstraction has 64 states and 67 transitions. [2018-11-28 22:53:19,410 INFO L481 AbstractCegarLoop]: Interpolant automaton has 11 states. [2018-11-28 22:53:19,410 INFO L276 IsEmpty]: Start isEmpty. Operand 64 states and 67 transitions. [2018-11-28 22:53:19,415 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 30 [2018-11-28 22:53:19,415 INFO L394 BasicCegarLoop]: Found error trace [2018-11-28 22:53:19,415 INFO L402 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-11-28 22:53:19,416 INFO L423 AbstractCegarLoop]: === Iteration 5 === [ldv_kref_initErr0REQUIRES_VIOLATION, ldv_kref_initErr1REQUIRES_VIOLATION, ldv_list_addErr0REQUIRES_VIOLATION, ldv_list_addErr1REQUIRES_VIOLATION, ldv_kobject_createErr0REQUIRES_VIOLATION, ldv_kobject_createErr1REQUIRES_VIOLATION, ldv_destroy_msgsErr3REQUIRES_VIOLATION, ldv_destroy_msgsErr4REQUIRES_VIOLATION, ldv_destroy_msgsErr5REQUIRES_VIOLATION, ldv_destroy_msgsErr0REQUIRES_VIOLATION, ldv_destroy_msgsErr1REQUIRES_VIOLATION, ldv_destroy_msgsErr2REQUIRES_VIOLATION, ldv_msg_fillErr5REQUIRES_VIOLATION, ldv_msg_fillErr4REQUIRES_VIOLATION, ldv_msg_fillErr3REQUIRES_VIOLATION, ldv_msg_fillErr2REQUIRES_VIOLATION, ldv_msg_fillErr1REQUIRES_VIOLATION, ldv_msg_fillErr0REQUIRES_VIOLATION, ldv_atomic_add_returnErr0REQUIRES_VIOLATION, ldv_atomic_add_returnErr1REQUIRES_VIOLATION, ldv_atomic_add_returnErr2REQUIRES_VIOLATION, ldv_atomic_add_returnErr3REQUIRES_VIOLATION, __ldv_list_delErr3REQUIRES_VIOLATION, __ldv_list_delErr1REQUIRES_VIOLATION, __ldv_list_delErr0REQUIRES_VIOLATION, __ldv_list_delErr2REQUIRES_VIOLATION, ldv_kobject_cleanupErr3ASSERT_VIOLATIONMEMORY_FREE, ldv_kobject_cleanupErr1REQUIRES_VIOLATION, ldv_kobject_cleanupErr0REQUIRES_VIOLATION, ldv_kobject_cleanupErr4ASSERT_VIOLATIONMEMORY_FREE, ldv_kobject_cleanupErr5ASSERT_VIOLATIONMEMORY_FREE, ldv_kobject_cleanupErr2ASSERT_VIOLATIONMEMORY_FREE, ldv_msg_freeErr2ASSERT_VIOLATIONMEMORY_FREE, ldv_msg_freeErr1REQUIRES_VIOLATION, ldv_msg_freeErr4ASSERT_VIOLATIONMEMORY_FREE, ldv_msg_freeErr5ASSERT_VIOLATIONMEMORY_FREE, ldv_msg_freeErr0REQUIRES_VIOLATION, ldv_msg_freeErr3ASSERT_VIOLATIONMEMORY_FREE, mainErr0ENSURES_VIOLATIONMEMORY_LEAK, LDV_INIT_LIST_HEADErr0REQUIRES_VIOLATION, LDV_INIT_LIST_HEADErr1REQUIRES_VIOLATION, LDV_INIT_LIST_HEADErr2REQUIRES_VIOLATION, LDV_INIT_LIST_HEADErr3REQUIRES_VIOLATION, ldv_list_delErr0REQUIRES_VIOLATION, ldv_list_delErr1REQUIRES_VIOLATION, ldv_list_delErr2REQUIRES_VIOLATION, ldv_list_delErr3REQUIRES_VIOLATION, __ldv_list_addErr3REQUIRES_VIOLATION, __ldv_list_addErr5REQUIRES_VIOLATION, __ldv_list_addErr4REQUIRES_VIOLATION, __ldv_list_addErr6REQUIRES_VIOLATION, __ldv_list_addErr1REQUIRES_VIOLATION, __ldv_list_addErr0REQUIRES_VIOLATION, __ldv_list_addErr2REQUIRES_VIOLATION, __ldv_list_addErr7REQUIRES_VIOLATION, free_20Err0ASSERT_VIOLATIONMEMORY_FREE, free_20Err1ASSERT_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_tailErr1REQUIRES_VIOLATION, ldv_list_add_tailErr0REQUIRES_VIOLATION, ldv_dev_get_drvdataErr1REQUIRES_VIOLATION, ldv_dev_get_drvdataErr0REQUIRES_VIOLATION, ldv_msg_allocErr1REQUIRES_VIOLATION, ldv_msg_allocErr0REQUIRES_VIOLATION]=== [2018-11-28 22:53:19,416 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-28 22:53:19,416 INFO L82 PathProgramCache]: Analyzing trace with hash 524685160, now seen corresponding path program 1 times [2018-11-28 22:53:19,417 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-11-28 22:53:19,419 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-11-28 22:53:19,421 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-28 22:53:19,422 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-28 22:53:19,422 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-28 22:53:19,438 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-28 22:53:19,533 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-28 22:53:19,533 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-11-28 22:53:19,533 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2018-11-28 22:53:19,534 INFO L459 AbstractCegarLoop]: Interpolant automaton has 5 states [2018-11-28 22:53:19,534 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2018-11-28 22:53:19,534 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2018-11-28 22:53:19,535 INFO L87 Difference]: Start difference. First operand 64 states and 67 transitions. Second operand 5 states. [2018-11-28 22:53:19,554 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-28 22:53:19,554 INFO L93 Difference]: Finished difference Result 51 states and 51 transitions. [2018-11-28 22:53:19,556 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2018-11-28 22:53:19,556 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 29 [2018-11-28 22:53:19,557 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-28 22:53:19,558 INFO L225 Difference]: With dead ends: 51 [2018-11-28 22:53:19,558 INFO L226 Difference]: Without dead ends: 51 [2018-11-28 22:53:19,558 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 [2018-11-28 22:53:19,559 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 51 states. [2018-11-28 22:53:19,564 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 51 to 51. [2018-11-28 22:53:19,564 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 51 states. [2018-11-28 22:53:19,565 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 51 states to 51 states and 51 transitions. [2018-11-28 22:53:19,565 INFO L78 Accepts]: Start accepts. Automaton has 51 states and 51 transitions. Word has length 29 [2018-11-28 22:53:19,565 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-28 22:53:19,565 INFO L480 AbstractCegarLoop]: Abstraction has 51 states and 51 transitions. [2018-11-28 22:53:19,565 INFO L481 AbstractCegarLoop]: Interpolant automaton has 5 states. [2018-11-28 22:53:19,566 INFO L276 IsEmpty]: Start isEmpty. Operand 51 states and 51 transitions. [2018-11-28 22:53:19,567 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 30 [2018-11-28 22:53:19,567 INFO L394 BasicCegarLoop]: Found error trace [2018-11-28 22:53:19,567 INFO L402 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-11-28 22:53:19,567 INFO L423 AbstractCegarLoop]: === Iteration 6 === [ldv_kref_initErr0REQUIRES_VIOLATION, ldv_kref_initErr1REQUIRES_VIOLATION, ldv_list_addErr0REQUIRES_VIOLATION, ldv_list_addErr1REQUIRES_VIOLATION, ldv_kobject_createErr0REQUIRES_VIOLATION, ldv_kobject_createErr1REQUIRES_VIOLATION, ldv_destroy_msgsErr3REQUIRES_VIOLATION, ldv_destroy_msgsErr4REQUIRES_VIOLATION, ldv_destroy_msgsErr5REQUIRES_VIOLATION, ldv_destroy_msgsErr0REQUIRES_VIOLATION, ldv_destroy_msgsErr1REQUIRES_VIOLATION, ldv_destroy_msgsErr2REQUIRES_VIOLATION, ldv_msg_fillErr5REQUIRES_VIOLATION, ldv_msg_fillErr4REQUIRES_VIOLATION, ldv_msg_fillErr3REQUIRES_VIOLATION, ldv_msg_fillErr2REQUIRES_VIOLATION, ldv_msg_fillErr1REQUIRES_VIOLATION, ldv_msg_fillErr0REQUIRES_VIOLATION, ldv_atomic_add_returnErr0REQUIRES_VIOLATION, ldv_atomic_add_returnErr1REQUIRES_VIOLATION, ldv_atomic_add_returnErr2REQUIRES_VIOLATION, ldv_atomic_add_returnErr3REQUIRES_VIOLATION, __ldv_list_delErr3REQUIRES_VIOLATION, __ldv_list_delErr1REQUIRES_VIOLATION, __ldv_list_delErr0REQUIRES_VIOLATION, __ldv_list_delErr2REQUIRES_VIOLATION, ldv_kobject_cleanupErr3ASSERT_VIOLATIONMEMORY_FREE, ldv_kobject_cleanupErr1REQUIRES_VIOLATION, ldv_kobject_cleanupErr0REQUIRES_VIOLATION, ldv_kobject_cleanupErr4ASSERT_VIOLATIONMEMORY_FREE, ldv_kobject_cleanupErr5ASSERT_VIOLATIONMEMORY_FREE, ldv_kobject_cleanupErr2ASSERT_VIOLATIONMEMORY_FREE, ldv_msg_freeErr2ASSERT_VIOLATIONMEMORY_FREE, ldv_msg_freeErr1REQUIRES_VIOLATION, ldv_msg_freeErr4ASSERT_VIOLATIONMEMORY_FREE, ldv_msg_freeErr5ASSERT_VIOLATIONMEMORY_FREE, ldv_msg_freeErr0REQUIRES_VIOLATION, ldv_msg_freeErr3ASSERT_VIOLATIONMEMORY_FREE, mainErr0ENSURES_VIOLATIONMEMORY_LEAK, LDV_INIT_LIST_HEADErr0REQUIRES_VIOLATION, LDV_INIT_LIST_HEADErr1REQUIRES_VIOLATION, LDV_INIT_LIST_HEADErr2REQUIRES_VIOLATION, LDV_INIT_LIST_HEADErr3REQUIRES_VIOLATION, ldv_list_delErr0REQUIRES_VIOLATION, ldv_list_delErr1REQUIRES_VIOLATION, ldv_list_delErr2REQUIRES_VIOLATION, ldv_list_delErr3REQUIRES_VIOLATION, __ldv_list_addErr3REQUIRES_VIOLATION, __ldv_list_addErr5REQUIRES_VIOLATION, __ldv_list_addErr4REQUIRES_VIOLATION, __ldv_list_addErr6REQUIRES_VIOLATION, __ldv_list_addErr1REQUIRES_VIOLATION, __ldv_list_addErr0REQUIRES_VIOLATION, __ldv_list_addErr2REQUIRES_VIOLATION, __ldv_list_addErr7REQUIRES_VIOLATION, free_20Err0ASSERT_VIOLATIONMEMORY_FREE, free_20Err1ASSERT_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_tailErr1REQUIRES_VIOLATION, ldv_list_add_tailErr0REQUIRES_VIOLATION, ldv_dev_get_drvdataErr1REQUIRES_VIOLATION, ldv_dev_get_drvdataErr0REQUIRES_VIOLATION, ldv_msg_allocErr1REQUIRES_VIOLATION, ldv_msg_allocErr0REQUIRES_VIOLATION]=== [2018-11-28 22:53:19,568 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-28 22:53:19,568 INFO L82 PathProgramCache]: Analyzing trace with hash -1182624755, now seen corresponding path program 1 times [2018-11-28 22:53:19,568 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-11-28 22:53:19,568 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-11-28 22:53:19,569 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-28 22:53:19,570 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-28 22:53:19,570 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-28 22:53:19,578 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-28 22:53:19,614 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-28 22:53:19,614 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-11-28 22:53:19,615 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2018-11-28 22:53:19,615 INFO L459 AbstractCegarLoop]: Interpolant automaton has 3 states [2018-11-28 22:53:19,615 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2018-11-28 22:53:19,615 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2018-11-28 22:53:19,616 INFO L87 Difference]: Start difference. First operand 51 states and 51 transitions. Second operand 3 states. [2018-11-28 22:53:19,661 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-28 22:53:19,662 INFO L93 Difference]: Finished difference Result 55 states and 54 transitions. [2018-11-28 22:53:19,662 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2018-11-28 22:53:19,662 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 29 [2018-11-28 22:53:19,663 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-28 22:53:19,663 INFO L225 Difference]: With dead ends: 55 [2018-11-28 22:53:19,668 INFO L226 Difference]: Without dead ends: 36 [2018-11-28 22:53:19,668 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 [2018-11-28 22:53:19,668 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 36 states. [2018-11-28 22:53:19,673 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 36 to 36. [2018-11-28 22:53:19,673 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 36 states. [2018-11-28 22:53:19,674 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 36 states to 36 states and 35 transitions. [2018-11-28 22:53:19,674 INFO L78 Accepts]: Start accepts. Automaton has 36 states and 35 transitions. Word has length 29 [2018-11-28 22:53:19,674 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-28 22:53:19,674 INFO L480 AbstractCegarLoop]: Abstraction has 36 states and 35 transitions. [2018-11-28 22:53:19,674 INFO L481 AbstractCegarLoop]: Interpolant automaton has 3 states. [2018-11-28 22:53:19,675 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 35 transitions. [2018-11-28 22:53:19,677 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 36 [2018-11-28 22:53:19,677 INFO L394 BasicCegarLoop]: Found error trace [2018-11-28 22:53:19,677 INFO L402 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-11-28 22:53:19,678 INFO L423 AbstractCegarLoop]: === Iteration 7 === [ldv_kref_initErr0REQUIRES_VIOLATION, ldv_kref_initErr1REQUIRES_VIOLATION, ldv_list_addErr0REQUIRES_VIOLATION, ldv_list_addErr1REQUIRES_VIOLATION, ldv_kobject_createErr0REQUIRES_VIOLATION, ldv_kobject_createErr1REQUIRES_VIOLATION, ldv_destroy_msgsErr3REQUIRES_VIOLATION, ldv_destroy_msgsErr4REQUIRES_VIOLATION, ldv_destroy_msgsErr5REQUIRES_VIOLATION, ldv_destroy_msgsErr0REQUIRES_VIOLATION, ldv_destroy_msgsErr1REQUIRES_VIOLATION, ldv_destroy_msgsErr2REQUIRES_VIOLATION, ldv_msg_fillErr5REQUIRES_VIOLATION, ldv_msg_fillErr4REQUIRES_VIOLATION, ldv_msg_fillErr3REQUIRES_VIOLATION, ldv_msg_fillErr2REQUIRES_VIOLATION, ldv_msg_fillErr1REQUIRES_VIOLATION, ldv_msg_fillErr0REQUIRES_VIOLATION, ldv_atomic_add_returnErr0REQUIRES_VIOLATION, ldv_atomic_add_returnErr1REQUIRES_VIOLATION, ldv_atomic_add_returnErr2REQUIRES_VIOLATION, ldv_atomic_add_returnErr3REQUIRES_VIOLATION, __ldv_list_delErr3REQUIRES_VIOLATION, __ldv_list_delErr1REQUIRES_VIOLATION, __ldv_list_delErr0REQUIRES_VIOLATION, __ldv_list_delErr2REQUIRES_VIOLATION, ldv_kobject_cleanupErr3ASSERT_VIOLATIONMEMORY_FREE, ldv_kobject_cleanupErr1REQUIRES_VIOLATION, ldv_kobject_cleanupErr0REQUIRES_VIOLATION, ldv_kobject_cleanupErr4ASSERT_VIOLATIONMEMORY_FREE, ldv_kobject_cleanupErr5ASSERT_VIOLATIONMEMORY_FREE, ldv_kobject_cleanupErr2ASSERT_VIOLATIONMEMORY_FREE, ldv_msg_freeErr2ASSERT_VIOLATIONMEMORY_FREE, ldv_msg_freeErr1REQUIRES_VIOLATION, ldv_msg_freeErr4ASSERT_VIOLATIONMEMORY_FREE, ldv_msg_freeErr5ASSERT_VIOLATIONMEMORY_FREE, ldv_msg_freeErr0REQUIRES_VIOLATION, ldv_msg_freeErr3ASSERT_VIOLATIONMEMORY_FREE, mainErr0ENSURES_VIOLATIONMEMORY_LEAK, LDV_INIT_LIST_HEADErr0REQUIRES_VIOLATION, LDV_INIT_LIST_HEADErr1REQUIRES_VIOLATION, LDV_INIT_LIST_HEADErr2REQUIRES_VIOLATION, LDV_INIT_LIST_HEADErr3REQUIRES_VIOLATION, ldv_list_delErr0REQUIRES_VIOLATION, ldv_list_delErr1REQUIRES_VIOLATION, ldv_list_delErr2REQUIRES_VIOLATION, ldv_list_delErr3REQUIRES_VIOLATION, __ldv_list_addErr3REQUIRES_VIOLATION, __ldv_list_addErr5REQUIRES_VIOLATION, __ldv_list_addErr4REQUIRES_VIOLATION, __ldv_list_addErr6REQUIRES_VIOLATION, __ldv_list_addErr1REQUIRES_VIOLATION, __ldv_list_addErr0REQUIRES_VIOLATION, __ldv_list_addErr2REQUIRES_VIOLATION, __ldv_list_addErr7REQUIRES_VIOLATION, free_20Err0ASSERT_VIOLATIONMEMORY_FREE, free_20Err1ASSERT_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_tailErr1REQUIRES_VIOLATION, ldv_list_add_tailErr0REQUIRES_VIOLATION, ldv_dev_get_drvdataErr1REQUIRES_VIOLATION, ldv_dev_get_drvdataErr0REQUIRES_VIOLATION, ldv_msg_allocErr1REQUIRES_VIOLATION, ldv_msg_allocErr0REQUIRES_VIOLATION]=== [2018-11-28 22:53:19,678 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-28 22:53:19,678 INFO L82 PathProgramCache]: Analyzing trace with hash -1257840467, now seen corresponding path program 1 times [2018-11-28 22:53:19,678 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-11-28 22:53:19,678 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-11-28 22:53:19,680 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-28 22:53:19,680 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-28 22:53:19,680 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-28 22:53:19,697 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-28 22:53:19,978 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-28 22:53:19,978 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-11-28 22:53:19,978 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [12] imperfect sequences [] total 12 [2018-11-28 22:53:19,978 INFO L459 AbstractCegarLoop]: Interpolant automaton has 13 states [2018-11-28 22:53:19,979 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 13 interpolants. [2018-11-28 22:53:19,979 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=25, Invalid=131, Unknown=0, NotChecked=0, Total=156 [2018-11-28 22:53:19,979 INFO L87 Difference]: Start difference. First operand 36 states and 35 transitions. Second operand 13 states. [2018-11-28 22:53:20,459 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-28 22:53:20,459 INFO L93 Difference]: Finished difference Result 35 states and 34 transitions. [2018-11-28 22:53:20,460 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2018-11-28 22:53:20,461 INFO L78 Accepts]: Start accepts. Automaton has 13 states. Word has length 35 [2018-11-28 22:53:20,461 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-28 22:53:20,461 INFO L225 Difference]: With dead ends: 35 [2018-11-28 22:53:20,462 INFO L226 Difference]: Without dead ends: 0 [2018-11-28 22:53:20,463 INFO L631 BasicCegarLoop]: 0 DeclaredPredicates, 25 GetRequests, 7 SyntacticMatches, 1 SemanticMatches, 17 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 25 ImplicationChecksByTransitivity, 0.3s TimeCoverageRelationStatistics Valid=51, Invalid=291, Unknown=0, NotChecked=0, Total=342 [2018-11-28 22:53:20,463 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2018-11-28 22:53:20,463 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2018-11-28 22:53:20,463 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 0 states. [2018-11-28 22:53:20,463 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2018-11-28 22:53:20,464 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 35 [2018-11-28 22:53:20,464 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-28 22:53:20,464 INFO L480 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2018-11-28 22:53:20,464 INFO L481 AbstractCegarLoop]: Interpolant automaton has 13 states. [2018-11-28 22:53:20,464 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2018-11-28 22:53:20,464 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2018-11-28 22:53:20,471 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 28.11 10:53:20 BoogieIcfgContainer [2018-11-28 22:53:20,471 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2018-11-28 22:53:20,471 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2018-11-28 22:53:20,471 INFO L271 PluginConnector]: Initializing Witness Printer... [2018-11-28 22:53:20,471 INFO L276 PluginConnector]: Witness Printer initialized [2018-11-28 22:53:20,472 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 28.11 10:53:16" (3/4) ... [2018-11-28 22:53:20,476 INFO L144 WitnessPrinter]: Generating witness for correct program [2018-11-28 22:53:20,485 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure ldv_submit_msg [2018-11-28 22:53:20,486 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure alloc_20 [2018-11-28 22:53:20,487 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure ldv_kobject_create [2018-11-28 22:53:20,487 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure ldv_kobject_del [2018-11-28 22:53:20,487 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure ldv_positive [2018-11-28 22:53:20,487 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure __ldv_list_del [2018-11-28 22:53:20,487 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure ldv_register_device [2018-11-28 22:53:20,487 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure __bswap_64 [2018-11-28 22:53:20,487 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure ldv_msg_free [2018-11-28 22:53:20,488 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure main [2018-11-28 22:53:20,488 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure ldv_list_del [2018-11-28 22:53:20,488 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure ldv_kref_get [2018-11-28 22:53:20,488 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure ldv_kobject_put [2018-11-28 22:53:20,488 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure ldv_deregister_device [2018-11-28 22:53:20,488 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure ldv_kobject_init [2018-11-28 22:53:20,488 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure ##fun~$Pointer$~TO~VOID [2018-11-28 22:53:20,488 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure ldv_atomic_sub_return [2018-11-28 22:53:20,488 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure ldv_list_add_tail [2018-11-28 22:53:20,488 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure ldv_nonpositive [2018-11-28 22:53:20,489 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure #Ultimate.meminit [2018-11-28 22:53:20,489 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure entry_point [2018-11-28 22:53:20,489 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure ldv_msg_alloc [2018-11-28 22:53:20,489 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure ldv_kobject_init_internal [2018-11-28 22:53:20,489 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure ldv_kref_init [2018-11-28 22:53:20,489 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure ldv_list_add [2018-11-28 22:53:20,489 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure ldv_destroy_msgs [2018-11-28 22:53:20,489 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure ldv_msg_fill [2018-11-28 22:53:20,489 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure ldv_kref_sub [2018-11-28 22:53:20,489 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure #Ultimate.C_memset [2018-11-28 22:53:20,489 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure ldv_atomic_add_return [2018-11-28 22:53:20,490 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure f [2018-11-28 22:53:20,490 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure ldv_kobject_release [2018-11-28 22:53:20,490 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure g [2018-11-28 22:53:20,490 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure __bswap_32 [2018-11-28 22:53:20,490 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure ldv_kobject_cleanup [2018-11-28 22:53:20,490 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure #Ultimate.C_memcpy [2018-11-28 22:53:20,490 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure LDV_INIT_LIST_HEAD [2018-11-28 22:53:20,490 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure __ldv_list_add [2018-11-28 22:53:20,490 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure ldv_get_device [2018-11-28 22:53:20,490 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure ULTIMATE.init [2018-11-28 22:53:20,493 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure ldv_malloc [2018-11-28 22:53:20,493 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure free_20 [2018-11-28 22:53:20,493 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure ldv_dev_set_drvdata [2018-11-28 22:53:20,493 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure ldv_zalloc [2018-11-28 22:53:20,493 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure ldv_kref_put [2018-11-28 22:53:20,493 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure ldv_kobject_get [2018-11-28 22:53:20,494 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure ldv_dev_get_drvdata [2018-11-28 22:53:20,505 INFO L905 BoogieBacktranslator]: Reduced CFG by removing 39 nodes and edges [2018-11-28 22:53:20,505 INFO L905 BoogieBacktranslator]: Reduced CFG by removing 9 nodes and edges [2018-11-28 22:53:20,506 INFO L905 BoogieBacktranslator]: Reduced CFG by removing 2 nodes and edges [2018-11-28 22:53:20,506 INFO L905 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2018-11-28 22:53:20,506 INFO L905 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2018-11-28 22:53:20,584 INFO L145 WitnessManager]: Wrote witness to /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/witness.graphml [2018-11-28 22:53:20,584 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2018-11-28 22:53:20,585 INFO L168 Benchmark]: Toolchain (without parser) took 7874.39 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 205.5 MB). Free memory was 946.0 MB in the beginning and 1.1 GB in the end (delta: -183.4 MB). Peak memory consumption was 22.1 MB. Max. memory is 11.5 GB. [2018-11-28 22:53:20,587 INFO L168 Benchmark]: CDTParser took 0.16 ms. Allocated memory is still 1.0 GB. Free memory is still 978.2 MB. There was no memory consumed. Max. memory is 11.5 GB. [2018-11-28 22:53:20,587 INFO L168 Benchmark]: CACSL2BoogieTranslator took 840.60 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 127.9 MB). Free memory was 946.0 MB in the beginning and 1.1 GB in the end (delta: -147.2 MB). Peak memory consumption was 31.8 MB. Max. memory is 11.5 GB. [2018-11-28 22:53:20,589 INFO L168 Benchmark]: Boogie Preprocessor took 104.35 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. [2018-11-28 22:53:20,589 INFO L168 Benchmark]: RCFGBuilder took 2473.90 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 993.0 MB in the end (delta: 100.2 MB). Peak memory consumption was 100.2 MB. Max. memory is 11.5 GB. [2018-11-28 22:53:20,590 INFO L168 Benchmark]: TraceAbstraction took 4337.21 ms. Allocated memory was 1.2 GB in the beginning and 1.2 GB in the end (delta: 77.6 MB). Free memory was 993.0 MB in the beginning and 1.1 GB in the end (delta: -148.5 MB). There was no memory consumed. Max. memory is 11.5 GB. [2018-11-28 22:53:20,590 INFO L168 Benchmark]: Witness Printer took 113.47 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 12.1 MB). Peak memory consumption was 12.1 MB. Max. memory is 11.5 GB. [2018-11-28 22:53:20,595 INFO L336 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.16 ms. Allocated memory is still 1.0 GB. Free memory is still 978.2 MB. There was no memory consumed. Max. memory is 11.5 GB. * CACSL2BoogieTranslator took 840.60 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 127.9 MB). Free memory was 946.0 MB in the beginning and 1.1 GB in the end (delta: -147.2 MB). Peak memory consumption was 31.8 MB. Max. memory is 11.5 GB. * Boogie Preprocessor took 104.35 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 2473.90 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 993.0 MB in the end (delta: 100.2 MB). Peak memory consumption was 100.2 MB. Max. memory is 11.5 GB. * TraceAbstraction took 4337.21 ms. Allocated memory was 1.2 GB in the beginning and 1.2 GB in the end (delta: 77.6 MB). Free memory was 993.0 MB in the beginning and 1.1 GB in the end (delta: -148.5 MB). There was no memory consumed. Max. memory is 11.5 GB. * Witness Printer took 113.47 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 12.1 MB). Peak memory consumption was 12.1 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: 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: 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: 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: 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: 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: 1340]: 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: 1339]: pointer dereference always succeeds For all program executions holds that pointer dereference 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: 1340]: 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]: pointer dereference always succeeds For all program executions holds that pointer dereference 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]: 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: 1476]: 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: 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: 1109]: 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: 1107]: 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: 1110]: pointer dereference always succeeds For all program executions holds that pointer dereference always succeeds at this location - PositiveResult [Line: 1466]: free always succeeds For all program executions holds that free always succeeds at this location - PositiveResult [Line: 1466]: 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 69 specifications checked. All of them hold - StatisticsResult: Ultimate Automizer benchmark data CFG has 48 procedures, 332 locations, 69 error locations. SAFE Result, 4.2s OverallTime, 7 OverallIterations, 1 TraceHistogramMax, 2.4s AutomataDifference, 0.0s DeadEndRemovalTime, 0.0s HoareAnnotationTime, HoareTripleCheckerStatistics: 257 SDtfs, 88 SDslu, 991 SDs, 0 SdLazy, 633 SolverSat, 43 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 1.3s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 94 GetRequests, 30 SyntacticMatches, 1 SemanticMatches, 63 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 55 ImplicationChecksByTransitivity, 1.7s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=111occurred 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, 7 MinimizatonAttempts, 9 StatesRemovedByMinimization, 3 NontrivialMinimizations, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: TraceCheckStatistics: 0.0s SsaConstructionTime, 0.1s SatisfiabilityAnalysisTime, 1.3s InterpolantComputationTime, 198 NumberOfCodeBlocks, 198 NumberOfCodeBlocksAsserted, 7 NumberOfCheckSat, 191 ConstructedInterpolants, 0 QuantifiedInterpolants, 20349 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 7 InterpolantComputations, 7 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...