./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 0ed9222f Calling Ultimate with: java -Dosgi.configuration.area=/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/config -Xmx12G -Xms1G -jar /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data -tc /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/AutomizerMemDerefMemtrack.xml -i /storage/repos/svcomp/c/ldv-memsafety/memleaks_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 0.1.24-0ed9222-m [2019-01-13 23:15:17,527 INFO L170 SettingsManager]: Resetting all preferences to default values... [2019-01-13 23:15:17,529 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2019-01-13 23:15:17,540 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-01-13 23:15:17,541 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-01-13 23:15:17,542 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-01-13 23:15:17,544 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-01-13 23:15:17,546 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2019-01-13 23:15:17,548 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-01-13 23:15:17,549 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-01-13 23:15:17,550 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-01-13 23:15:17,550 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-01-13 23:15:17,551 INFO L174 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-01-13 23:15:17,552 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-01-13 23:15:17,554 INFO L174 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-01-13 23:15:17,555 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-01-13 23:15:17,555 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-01-13 23:15:17,558 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-01-13 23:15:17,560 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2019-01-13 23:15:17,562 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-01-13 23:15:17,563 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-01-13 23:15:17,565 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-01-13 23:15:17,567 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-01-13 23:15:17,568 INFO L177 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-01-13 23:15:17,568 INFO L174 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-01-13 23:15:17,569 INFO L174 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-01-13 23:15:17,570 INFO L174 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-01-13 23:15:17,571 INFO L174 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-01-13 23:15:17,573 INFO L174 SettingsManager]: Resetting Witness Printer preferences to default values [2019-01-13 23:15:17,574 INFO L177 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-01-13 23:15:17,574 INFO L174 SettingsManager]: Resetting CDTParser preferences to default values [2019-01-13 23:15:17,575 INFO L177 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-01-13 23:15:17,575 INFO L177 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-01-13 23:15:17,576 INFO L174 SettingsManager]: Resetting SmtParser preferences to default values [2019-01-13 23:15:17,577 INFO L174 SettingsManager]: Resetting Witness Parser preferences to default values [2019-01-13 23:15:17,577 INFO L181 SettingsManager]: Finished resetting all preferences to default values... [2019-01-13 23:15:17,578 INFO L98 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-DerefFreeMemtrack-32bit-Automizer_Default.epf [2019-01-13 23:15:17,601 INFO L110 SettingsManager]: Loading preferences was successful [2019-01-13 23:15:17,602 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2019-01-13 23:15:17,603 INFO L131 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-01-13 23:15:17,603 INFO L133 SettingsManager]: * Create parallel compositions if possible=false [2019-01-13 23:15:17,604 INFO L133 SettingsManager]: * Use SBE=true [2019-01-13 23:15:17,604 INFO L131 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-01-13 23:15:17,604 INFO L133 SettingsManager]: * sizeof long=4 [2019-01-13 23:15:17,604 INFO L133 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2019-01-13 23:15:17,604 INFO L133 SettingsManager]: * Overapproximate operations on floating types=true [2019-01-13 23:15:17,604 INFO L133 SettingsManager]: * sizeof POINTER=4 [2019-01-13 23:15:17,605 INFO L133 SettingsManager]: * Check division by zero=IGNORE [2019-01-13 23:15:17,606 INFO L133 SettingsManager]: * Check for the main procedure if all allocated memory was freed=true [2019-01-13 23:15:17,606 INFO L133 SettingsManager]: * Bitprecise bitfields=true [2019-01-13 23:15:17,606 INFO L133 SettingsManager]: * SV-COMP memtrack compatibility mode=true [2019-01-13 23:15:17,606 INFO L133 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-01-13 23:15:17,606 INFO L133 SettingsManager]: * sizeof long double=12 [2019-01-13 23:15:17,606 INFO L133 SettingsManager]: * Use constant arrays=true [2019-01-13 23:15:17,607 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-01-13 23:15:17,608 INFO L133 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-01-13 23:15:17,608 INFO L133 SettingsManager]: * To the following directory=./dump/ [2019-01-13 23:15:17,608 INFO L133 SettingsManager]: * SMT solver=External_DefaultMode [2019-01-13 23:15:17,608 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-01-13 23:15:17,608 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-01-13 23:15:17,609 INFO L133 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-01-13 23:15:17,609 INFO L133 SettingsManager]: * Trace refinement strategy=CAMEL [2019-01-13 23:15:17,610 INFO L133 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-01-13 23:15:17,610 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 [2019-01-13 23:15:17,650 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-01-13 23:15:17,663 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-01-13 23:15:17,666 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-01-13 23:15:17,668 INFO L271 PluginConnector]: Initializing CDTParser... [2019-01-13 23:15:17,668 INFO L276 PluginConnector]: CDTParser initialized [2019-01-13 23:15:17,669 INFO L418 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/svcomp/c/ldv-memsafety/memleaks_test20_true-valid-memsafety_true-termination.i [2019-01-13 23:15:17,723 INFO L221 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/7f418d99f/b20d61113a8a4ed784500228ce03198f/FLAG3900bb2ac [2019-01-13 23:15:18,217 INFO L307 CDTParser]: Found 1 translation units. [2019-01-13 23:15:18,218 INFO L161 CDTParser]: Scanning /storage/repos/svcomp/c/ldv-memsafety/memleaks_test20_true-valid-memsafety_true-termination.i [2019-01-13 23:15:18,235 INFO L355 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/7f418d99f/b20d61113a8a4ed784500228ce03198f/FLAG3900bb2ac [2019-01-13 23:15:18,490 INFO L363 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/7f418d99f/b20d61113a8a4ed784500228ce03198f [2019-01-13 23:15:18,493 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-01-13 23:15:18,494 INFO L131 ToolchainWalker]: Walking toolchain with 5 elements. [2019-01-13 23:15:18,495 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-01-13 23:15:18,496 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-01-13 23:15:18,499 INFO L276 PluginConnector]: CACSL2BoogieTranslator initialized [2019-01-13 23:15:18,500 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.01 11:15:18" (1/1) ... [2019-01-13 23:15:18,505 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@18ce11d5 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.01 11:15:18, skipping insertion in model container [2019-01-13 23:15:18,506 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.01 11:15:18" (1/1) ... [2019-01-13 23:15:18,515 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-01-13 23:15:18,589 INFO L176 MainTranslator]: Built tables and reachable declarations [2019-01-13 23:15:19,105 INFO L208 PostProcessor]: Analyzing one entry point: main [2019-01-13 23:15:19,126 INFO L191 MainTranslator]: Completed pre-run [2019-01-13 23:15:19,256 INFO L208 PostProcessor]: Analyzing one entry point: main [2019-01-13 23:15:19,367 INFO L195 MainTranslator]: Completed translation [2019-01-13 23:15:19,368 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.01 11:15:19 WrapperNode [2019-01-13 23:15:19,369 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-01-13 23:15:19,370 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-01-13 23:15:19,370 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-01-13 23:15:19,370 INFO L276 PluginConnector]: Boogie Preprocessor initialized [2019-01-13 23:15:19,386 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.01 11:15:19" (1/1) ... [2019-01-13 23:15:19,386 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.01 11:15:19" (1/1) ... [2019-01-13 23:15:19,431 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.01 11:15:19" (1/1) ... [2019-01-13 23:15:19,432 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.01 11:15:19" (1/1) ... [2019-01-13 23:15:19,489 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.01 11:15:19" (1/1) ... [2019-01-13 23:15:19,495 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.01 11:15:19" (1/1) ... [2019-01-13 23:15:19,501 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.01 11:15:19" (1/1) ... [2019-01-13 23:15:19,511 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-01-13 23:15:19,511 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2019-01-13 23:15:19,511 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2019-01-13 23:15:19,511 INFO L276 PluginConnector]: RCFGBuilder initialized [2019-01-13 23:15:19,512 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.01 11:15:19" (1/1) ... No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-01-13 23:15:19,583 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2019-01-13 23:15:19,583 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2019-01-13 23:15:19,584 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~TO~VOID [2019-01-13 23:15:19,584 INFO L138 BoogieDeclarations]: Found implementation of procedure __bswap_32 [2019-01-13 23:15:19,584 INFO L138 BoogieDeclarations]: Found implementation of procedure __bswap_64 [2019-01-13 23:15:19,584 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_nonpositive [2019-01-13 23:15:19,584 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_positive [2019-01-13 23:15:19,584 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_malloc [2019-01-13 23:15:19,585 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_zalloc [2019-01-13 23:15:19,585 INFO L138 BoogieDeclarations]: Found implementation of procedure LDV_INIT_LIST_HEAD [2019-01-13 23:15:19,585 INFO L138 BoogieDeclarations]: Found implementation of procedure __ldv_list_add [2019-01-13 23:15:19,585 INFO L138 BoogieDeclarations]: Found implementation of procedure __ldv_list_del [2019-01-13 23:15:19,585 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_list_add [2019-01-13 23:15:19,585 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_list_add_tail [2019-01-13 23:15:19,586 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_list_del [2019-01-13 23:15:19,586 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_msg_alloc [2019-01-13 23:15:19,586 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_msg_fill [2019-01-13 23:15:19,587 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_msg_free [2019-01-13 23:15:19,587 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_submit_msg [2019-01-13 23:15:19,587 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_destroy_msgs [2019-01-13 23:15:19,587 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_dev_get_drvdata [2019-01-13 23:15:19,587 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_dev_set_drvdata [2019-01-13 23:15:19,587 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_atomic_add_return [2019-01-13 23:15:19,588 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_atomic_sub_return [2019-01-13 23:15:19,588 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_kref_sub [2019-01-13 23:15:19,588 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_kref_init [2019-01-13 23:15:19,588 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_kref_get [2019-01-13 23:15:19,588 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_kref_put [2019-01-13 23:15:19,588 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_kobject_del [2019-01-13 23:15:19,589 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_kobject_cleanup [2019-01-13 23:15:19,590 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_kobject_release [2019-01-13 23:15:19,590 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_kobject_put [2019-01-13 23:15:19,591 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_kobject_get [2019-01-13 23:15:19,591 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_kobject_init_internal [2019-01-13 23:15:19,591 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_kobject_init [2019-01-13 23:15:19,591 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_kobject_create [2019-01-13 23:15:19,591 INFO L138 BoogieDeclarations]: Found implementation of procedure f [2019-01-13 23:15:19,591 INFO L138 BoogieDeclarations]: Found implementation of procedure g [2019-01-13 23:15:19,591 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_register_device [2019-01-13 23:15:19,592 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_get_device [2019-01-13 23:15:19,592 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_deregister_device [2019-01-13 23:15:19,592 INFO L138 BoogieDeclarations]: Found implementation of procedure alloc_20 [2019-01-13 23:15:19,592 INFO L138 BoogieDeclarations]: Found implementation of procedure free_20 [2019-01-13 23:15:19,593 INFO L138 BoogieDeclarations]: Found implementation of procedure entry_point [2019-01-13 23:15:19,593 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2019-01-13 23:15:19,593 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset [2019-01-13 23:15:19,593 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.meminit [2019-01-13 23:15:19,593 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy [2019-01-13 23:15:19,593 INFO L130 BoogieDeclarations]: Found specification of procedure __bswap_32 [2019-01-13 23:15:19,593 INFO L130 BoogieDeclarations]: Found specification of procedure __bswap_64 [2019-01-13 23:15:19,594 INFO L130 BoogieDeclarations]: Found specification of procedure __ctype_get_mb_cur_max [2019-01-13 23:15:19,595 INFO L130 BoogieDeclarations]: Found specification of procedure atof [2019-01-13 23:15:19,596 INFO L130 BoogieDeclarations]: Found specification of procedure atoi [2019-01-13 23:15:19,596 INFO L130 BoogieDeclarations]: Found specification of procedure atol [2019-01-13 23:15:19,596 INFO L130 BoogieDeclarations]: Found specification of procedure atoll [2019-01-13 23:15:19,596 INFO L130 BoogieDeclarations]: Found specification of procedure strtod [2019-01-13 23:15:19,596 INFO L130 BoogieDeclarations]: Found specification of procedure strtof [2019-01-13 23:15:19,596 INFO L130 BoogieDeclarations]: Found specification of procedure strtold [2019-01-13 23:15:19,596 INFO L130 BoogieDeclarations]: Found specification of procedure strtol [2019-01-13 23:15:19,597 INFO L130 BoogieDeclarations]: Found specification of procedure strtoul [2019-01-13 23:15:19,597 INFO L130 BoogieDeclarations]: Found specification of procedure strtoq [2019-01-13 23:15:19,597 INFO L130 BoogieDeclarations]: Found specification of procedure strtouq [2019-01-13 23:15:19,597 INFO L130 BoogieDeclarations]: Found specification of procedure strtoll [2019-01-13 23:15:19,598 INFO L130 BoogieDeclarations]: Found specification of procedure strtoull [2019-01-13 23:15:19,598 INFO L130 BoogieDeclarations]: Found specification of procedure l64a [2019-01-13 23:15:19,598 INFO L130 BoogieDeclarations]: Found specification of procedure a64l [2019-01-13 23:15:19,598 INFO L130 BoogieDeclarations]: Found specification of procedure select [2019-01-13 23:15:19,598 INFO L130 BoogieDeclarations]: Found specification of procedure pselect [2019-01-13 23:15:19,598 INFO L130 BoogieDeclarations]: Found specification of procedure gnu_dev_major [2019-01-13 23:15:19,598 INFO L130 BoogieDeclarations]: Found specification of procedure gnu_dev_minor [2019-01-13 23:15:19,598 INFO L130 BoogieDeclarations]: Found specification of procedure gnu_dev_makedev [2019-01-13 23:15:19,599 INFO L130 BoogieDeclarations]: Found specification of procedure random [2019-01-13 23:15:19,599 INFO L130 BoogieDeclarations]: Found specification of procedure srandom [2019-01-13 23:15:19,599 INFO L130 BoogieDeclarations]: Found specification of procedure initstate [2019-01-13 23:15:19,599 INFO L130 BoogieDeclarations]: Found specification of procedure setstate [2019-01-13 23:15:19,599 INFO L130 BoogieDeclarations]: Found specification of procedure random_r [2019-01-13 23:15:19,599 INFO L130 BoogieDeclarations]: Found specification of procedure srandom_r [2019-01-13 23:15:19,600 INFO L130 BoogieDeclarations]: Found specification of procedure initstate_r [2019-01-13 23:15:19,600 INFO L130 BoogieDeclarations]: Found specification of procedure setstate_r [2019-01-13 23:15:19,600 INFO L130 BoogieDeclarations]: Found specification of procedure rand [2019-01-13 23:15:19,600 INFO L130 BoogieDeclarations]: Found specification of procedure srand [2019-01-13 23:15:19,600 INFO L130 BoogieDeclarations]: Found specification of procedure rand_r [2019-01-13 23:15:19,600 INFO L130 BoogieDeclarations]: Found specification of procedure drand48 [2019-01-13 23:15:19,600 INFO L130 BoogieDeclarations]: Found specification of procedure erand48 [2019-01-13 23:15:19,600 INFO L130 BoogieDeclarations]: Found specification of procedure lrand48 [2019-01-13 23:15:19,601 INFO L130 BoogieDeclarations]: Found specification of procedure nrand48 [2019-01-13 23:15:19,601 INFO L130 BoogieDeclarations]: Found specification of procedure mrand48 [2019-01-13 23:15:19,601 INFO L130 BoogieDeclarations]: Found specification of procedure jrand48 [2019-01-13 23:15:19,601 INFO L130 BoogieDeclarations]: Found specification of procedure srand48 [2019-01-13 23:15:19,601 INFO L130 BoogieDeclarations]: Found specification of procedure seed48 [2019-01-13 23:15:19,601 INFO L130 BoogieDeclarations]: Found specification of procedure lcong48 [2019-01-13 23:15:19,601 INFO L130 BoogieDeclarations]: Found specification of procedure drand48_r [2019-01-13 23:15:19,601 INFO L130 BoogieDeclarations]: Found specification of procedure erand48_r [2019-01-13 23:15:19,602 INFO L130 BoogieDeclarations]: Found specification of procedure lrand48_r [2019-01-13 23:15:19,602 INFO L130 BoogieDeclarations]: Found specification of procedure nrand48_r [2019-01-13 23:15:19,603 INFO L130 BoogieDeclarations]: Found specification of procedure mrand48_r [2019-01-13 23:15:19,603 INFO L130 BoogieDeclarations]: Found specification of procedure jrand48_r [2019-01-13 23:15:19,603 INFO L130 BoogieDeclarations]: Found specification of procedure srand48_r [2019-01-13 23:15:19,603 INFO L130 BoogieDeclarations]: Found specification of procedure seed48_r [2019-01-13 23:15:19,603 INFO L130 BoogieDeclarations]: Found specification of procedure lcong48_r [2019-01-13 23:15:19,603 INFO L130 BoogieDeclarations]: Found specification of procedure malloc [2019-01-13 23:15:19,603 INFO L130 BoogieDeclarations]: Found specification of procedure calloc [2019-01-13 23:15:19,603 INFO L130 BoogieDeclarations]: Found specification of procedure realloc [2019-01-13 23:15:19,604 INFO L130 BoogieDeclarations]: Found specification of procedure free [2019-01-13 23:15:19,604 INFO L130 BoogieDeclarations]: Found specification of procedure cfree [2019-01-13 23:15:19,604 INFO L130 BoogieDeclarations]: Found specification of procedure alloca [2019-01-13 23:15:19,604 INFO L130 BoogieDeclarations]: Found specification of procedure valloc [2019-01-13 23:15:19,604 INFO L130 BoogieDeclarations]: Found specification of procedure posix_memalign [2019-01-13 23:15:19,604 INFO L130 BoogieDeclarations]: Found specification of procedure abort [2019-01-13 23:15:19,604 INFO L130 BoogieDeclarations]: Found specification of procedure atexit [2019-01-13 23:15:19,604 INFO L130 BoogieDeclarations]: Found specification of procedure on_exit [2019-01-13 23:15:19,605 INFO L130 BoogieDeclarations]: Found specification of procedure exit [2019-01-13 23:15:19,605 INFO L130 BoogieDeclarations]: Found specification of procedure _Exit [2019-01-13 23:15:19,605 INFO L130 BoogieDeclarations]: Found specification of procedure getenv [2019-01-13 23:15:19,605 INFO L130 BoogieDeclarations]: Found specification of procedure putenv [2019-01-13 23:15:19,605 INFO L130 BoogieDeclarations]: Found specification of procedure setenv [2019-01-13 23:15:19,606 INFO L130 BoogieDeclarations]: Found specification of procedure unsetenv [2019-01-13 23:15:19,606 INFO L130 BoogieDeclarations]: Found specification of procedure clearenv [2019-01-13 23:15:19,606 INFO L130 BoogieDeclarations]: Found specification of procedure mktemp [2019-01-13 23:15:19,606 INFO L130 BoogieDeclarations]: Found specification of procedure mkstemp [2019-01-13 23:15:19,606 INFO L130 BoogieDeclarations]: Found specification of procedure mkstemps [2019-01-13 23:15:19,606 INFO L130 BoogieDeclarations]: Found specification of procedure mkdtemp [2019-01-13 23:15:19,606 INFO L130 BoogieDeclarations]: Found specification of procedure system [2019-01-13 23:15:19,606 INFO L130 BoogieDeclarations]: Found specification of procedure realpath [2019-01-13 23:15:19,606 INFO L130 BoogieDeclarations]: Found specification of procedure bsearch [2019-01-13 23:15:19,607 INFO L130 BoogieDeclarations]: Found specification of procedure qsort [2019-01-13 23:15:19,608 INFO L130 BoogieDeclarations]: Found specification of procedure abs [2019-01-13 23:15:19,608 INFO L130 BoogieDeclarations]: Found specification of procedure labs [2019-01-13 23:15:19,608 INFO L130 BoogieDeclarations]: Found specification of procedure llabs [2019-01-13 23:15:19,608 INFO L130 BoogieDeclarations]: Found specification of procedure div [2019-01-13 23:15:19,608 INFO L130 BoogieDeclarations]: Found specification of procedure ldiv [2019-01-13 23:15:19,608 INFO L130 BoogieDeclarations]: Found specification of procedure lldiv [2019-01-13 23:15:19,609 INFO L130 BoogieDeclarations]: Found specification of procedure ecvt [2019-01-13 23:15:19,609 INFO L130 BoogieDeclarations]: Found specification of procedure fcvt [2019-01-13 23:15:19,609 INFO L130 BoogieDeclarations]: Found specification of procedure gcvt [2019-01-13 23:15:19,609 INFO L130 BoogieDeclarations]: Found specification of procedure qecvt [2019-01-13 23:15:19,609 INFO L130 BoogieDeclarations]: Found specification of procedure qfcvt [2019-01-13 23:15:19,609 INFO L130 BoogieDeclarations]: Found specification of procedure qgcvt [2019-01-13 23:15:19,609 INFO L130 BoogieDeclarations]: Found specification of procedure ecvt_r [2019-01-13 23:15:19,609 INFO L130 BoogieDeclarations]: Found specification of procedure fcvt_r [2019-01-13 23:15:19,610 INFO L130 BoogieDeclarations]: Found specification of procedure qecvt_r [2019-01-13 23:15:19,610 INFO L130 BoogieDeclarations]: Found specification of procedure qfcvt_r [2019-01-13 23:15:19,610 INFO L130 BoogieDeclarations]: Found specification of procedure mblen [2019-01-13 23:15:19,610 INFO L130 BoogieDeclarations]: Found specification of procedure mbtowc [2019-01-13 23:15:19,610 INFO L130 BoogieDeclarations]: Found specification of procedure wctomb [2019-01-13 23:15:19,610 INFO L130 BoogieDeclarations]: Found specification of procedure mbstowcs [2019-01-13 23:15:19,610 INFO L130 BoogieDeclarations]: Found specification of procedure wcstombs [2019-01-13 23:15:19,610 INFO L130 BoogieDeclarations]: Found specification of procedure rpmatch [2019-01-13 23:15:19,611 INFO L130 BoogieDeclarations]: Found specification of procedure getsubopt [2019-01-13 23:15:19,612 INFO L130 BoogieDeclarations]: Found specification of procedure getloadavg [2019-01-13 23:15:19,612 INFO L130 BoogieDeclarations]: Found specification of procedure kfree [2019-01-13 23:15:19,612 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_int [2019-01-13 23:15:19,612 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_pointer [2019-01-13 23:15:19,612 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_nonpositive [2019-01-13 23:15:19,612 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_positive [2019-01-13 23:15:19,613 INFO L130 BoogieDeclarations]: Found specification of procedure memcpy [2019-01-13 23:15:19,613 INFO L130 BoogieDeclarations]: Found specification of procedure memset [2019-01-13 23:15:19,613 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_malloc [2019-01-13 23:15:19,613 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2019-01-13 23:15:19,613 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_zalloc [2019-01-13 23:15:19,613 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.meminit [2019-01-13 23:15:19,613 INFO L130 BoogieDeclarations]: Found specification of procedure LDV_INIT_LIST_HEAD [2019-01-13 23:15:19,614 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2019-01-13 23:15:19,614 INFO L130 BoogieDeclarations]: Found specification of procedure __ldv_list_add [2019-01-13 23:15:19,614 INFO L130 BoogieDeclarations]: Found specification of procedure __ldv_list_del [2019-01-13 23:15:19,614 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_list_add [2019-01-13 23:15:19,615 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2019-01-13 23:15:19,615 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_list_add_tail [2019-01-13 23:15:19,615 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_list_del [2019-01-13 23:15:19,615 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_msg_alloc [2019-01-13 23:15:19,615 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_msg_fill [2019-01-13 23:15:19,615 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy [2019-01-13 23:15:19,615 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_msg_free [2019-01-13 23:15:19,615 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2019-01-13 23:15:19,616 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_submit_msg [2019-01-13 23:15:19,616 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_destroy_msgs [2019-01-13 23:15:19,616 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_dev_get_drvdata [2019-01-13 23:15:19,616 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_dev_set_drvdata [2019-01-13 23:15:19,616 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_atomic_add_return [2019-01-13 23:15:19,616 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2019-01-13 23:15:19,616 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2019-01-13 23:15:19,616 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_atomic_sub_return [2019-01-13 23:15:19,617 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_kref_sub [2019-01-13 23:15:19,617 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~TO~VOID [2019-01-13 23:15:19,617 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_kref_init [2019-01-13 23:15:19,618 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_kref_get [2019-01-13 23:15:19,618 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_kref_put [2019-01-13 23:15:19,618 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_kobject_del [2019-01-13 23:15:19,618 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_kobject_cleanup [2019-01-13 23:15:19,618 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_kobject_release [2019-01-13 23:15:19,618 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_kobject_put [2019-01-13 23:15:19,618 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_kobject_get [2019-01-13 23:15:19,618 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_kobject_init_internal [2019-01-13 23:15:19,619 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_kobject_init [2019-01-13 23:15:19,619 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_kobject_create [2019-01-13 23:15:19,619 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset [2019-01-13 23:15:19,619 INFO L130 BoogieDeclarations]: Found specification of procedure f [2019-01-13 23:15:19,619 INFO L130 BoogieDeclarations]: Found specification of procedure g [2019-01-13 23:15:19,619 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_register_device [2019-01-13 23:15:19,619 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_get_device [2019-01-13 23:15:19,619 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_deregister_device [2019-01-13 23:15:19,620 INFO L130 BoogieDeclarations]: Found specification of procedure alloc_20 [2019-01-13 23:15:19,620 INFO L130 BoogieDeclarations]: Found specification of procedure free_20 [2019-01-13 23:15:19,620 INFO L130 BoogieDeclarations]: Found specification of procedure entry_point [2019-01-13 23:15:19,620 INFO L130 BoogieDeclarations]: Found specification of procedure main [2019-01-13 23:15:19,620 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2019-01-13 23:15:19,620 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2019-01-13 23:15:19,620 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$ [2019-01-13 23:15:19,620 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2019-01-13 23:15:19,621 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$ [2019-01-13 23:15:19,621 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$ [2019-01-13 23:15:19,621 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int [2019-01-13 23:15:19,621 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int [2019-01-13 23:15:20,416 WARN L745 $ProcedureCfgBuilder]: Label in the middle of a codeblock. [2019-01-13 23:15:21,172 WARN L745 $ProcedureCfgBuilder]: Label in the middle of a codeblock. [2019-01-13 23:15:21,629 INFO L281 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2019-01-13 23:15:21,629 INFO L286 CfgBuilder]: Removed 1 assue(true) statements. [2019-01-13 23:15:21,631 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.01 11:15:21 BoogieIcfgContainer [2019-01-13 23:15:21,631 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2019-01-13 23:15:21,632 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2019-01-13 23:15:21,632 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2019-01-13 23:15:21,635 INFO L276 PluginConnector]: TraceAbstraction initialized [2019-01-13 23:15:21,635 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 13.01 11:15:18" (1/3) ... [2019-01-13 23:15:21,636 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@60e5ec21 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 13.01 11:15:21, skipping insertion in model container [2019-01-13 23:15:21,637 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.01 11:15:19" (2/3) ... [2019-01-13 23:15:21,637 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@60e5ec21 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 13.01 11:15:21, skipping insertion in model container [2019-01-13 23:15:21,637 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.01 11:15:21" (3/3) ... [2019-01-13 23:15:21,639 INFO L112 eAbstractionObserver]: Analyzing ICFG memleaks_test20_true-valid-memsafety_true-termination.i [2019-01-13 23:15:21,649 INFO L156 ceAbstractionStarter]: Automizer settings: Hoare:false NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2019-01-13 23:15:21,657 INFO L168 ceAbstractionStarter]: Appying trace abstraction to program that has 74 error locations. [2019-01-13 23:15:21,675 INFO L257 AbstractCegarLoop]: Starting to check reachability of 74 error locations. [2019-01-13 23:15:21,702 INFO L133 ementStrategyFactory]: Using default assertion order modulation [2019-01-13 23:15:21,703 INFO L382 AbstractCegarLoop]: Interprodecural is true [2019-01-13 23:15:21,703 INFO L383 AbstractCegarLoop]: Hoare is false [2019-01-13 23:15:21,703 INFO L384 AbstractCegarLoop]: Compute interpolants for FPandBP [2019-01-13 23:15:21,704 INFO L385 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2019-01-13 23:15:21,704 INFO L386 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2019-01-13 23:15:21,704 INFO L387 AbstractCegarLoop]: Difference is false [2019-01-13 23:15:21,704 INFO L388 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2019-01-13 23:15:21,704 INFO L393 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2019-01-13 23:15:21,726 INFO L276 IsEmpty]: Start isEmpty. Operand 113 states. [2019-01-13 23:15:21,737 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25 [2019-01-13 23:15:21,737 INFO L394 BasicCegarLoop]: Found error trace [2019-01-13 23:15:21,738 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] [2019-01-13 23:15:21,741 INFO L423 AbstractCegarLoop]: === Iteration 1 === [ldv_kref_initErr1REQUIRES_VIOLATION, ldv_kref_initErr0REQUIRES_VIOLATION, ldv_list_addErr0REQUIRES_VIOLATION, ldv_list_addErr1REQUIRES_VIOLATION, ldv_kobject_createErr0REQUIRES_VIOLATION, ldv_kobject_createErr1REQUIRES_VIOLATION, ldv_destroy_msgsErr2REQUIRES_VIOLATION, ldv_destroy_msgsErr1REQUIRES_VIOLATION, ldv_destroy_msgsErr0REQUIRES_VIOLATION, ldv_destroy_msgsErr5REQUIRES_VIOLATION, ldv_destroy_msgsErr3REQUIRES_VIOLATION, ldv_destroy_msgsErr4REQUIRES_VIOLATION, ldv_msg_fillErr4REQUIRES_VIOLATION, ldv_msg_fillErr3REQUIRES_VIOLATION, ldv_msg_fillErr0REQUIRES_VIOLATION, ldv_msg_fillErr5REQUIRES_VIOLATION, ldv_msg_fillErr1REQUIRES_VIOLATION, ldv_msg_fillErr2REQUIRES_VIOLATION, ldv_atomic_add_returnErr0REQUIRES_VIOLATION, ldv_atomic_add_returnErr3REQUIRES_VIOLATION, ldv_atomic_add_returnErr2REQUIRES_VIOLATION, ldv_atomic_add_returnErr1REQUIRES_VIOLATION, __ldv_list_delErr2REQUIRES_VIOLATION, __ldv_list_delErr1REQUIRES_VIOLATION, __ldv_list_delErr0REQUIRES_VIOLATION, __ldv_list_delErr3REQUIRES_VIOLATION, ldv_kobject_cleanupErr5ASSERT_VIOLATIONMEMORY_FREE, ldv_kobject_cleanupErr6ASSERT_VIOLATIONMEMORY_FREE, ldv_kobject_cleanupErr1REQUIRES_VIOLATION, ldv_kobject_cleanupErr4ASSERT_VIOLATIONMEMORY_FREE, ldv_kobject_cleanupErr3ASSERT_VIOLATIONMEMORY_FREE, ldv_kobject_cleanupErr7ASSERT_VIOLATIONMEMORY_FREE, ldv_kobject_cleanupErr0REQUIRES_VIOLATION, ldv_kobject_cleanupErr2ASSERT_VIOLATIONMEMORY_FREE, ldv_msg_freeErr5ASSERT_VIOLATIONMEMORY_FREE, ldv_msg_freeErr1REQUIRES_VIOLATION, ldv_msg_freeErr7ASSERT_VIOLATIONMEMORY_FREE, ldv_msg_freeErr4ASSERT_VIOLATIONMEMORY_FREE, ldv_msg_freeErr0REQUIRES_VIOLATION, ldv_msg_freeErr2ASSERT_VIOLATIONMEMORY_FREE, ldv_msg_freeErr3ASSERT_VIOLATIONMEMORY_FREE, ldv_msg_freeErr6ASSERT_VIOLATIONMEMORY_FREE, mainErr0ENSURES_VIOLATIONMEMORY_LEAK, LDV_INIT_LIST_HEADErr0REQUIRES_VIOLATION, LDV_INIT_LIST_HEADErr3REQUIRES_VIOLATION, LDV_INIT_LIST_HEADErr2REQUIRES_VIOLATION, LDV_INIT_LIST_HEADErr1REQUIRES_VIOLATION, ldv_list_delErr0REQUIRES_VIOLATION, ldv_list_delErr3REQUIRES_VIOLATION, ldv_list_delErr2REQUIRES_VIOLATION, ldv_list_delErr1REQUIRES_VIOLATION, __ldv_list_addErr2REQUIRES_VIOLATION, __ldv_list_addErr7REQUIRES_VIOLATION, __ldv_list_addErr1REQUIRES_VIOLATION, __ldv_list_addErr6REQUIRES_VIOLATION, __ldv_list_addErr0REQUIRES_VIOLATION, __ldv_list_addErr5REQUIRES_VIOLATION, __ldv_list_addErr4REQUIRES_VIOLATION, __ldv_list_addErr3REQUIRES_VIOLATION, free_20Err2ASSERT_VIOLATIONMEMORY_FREE, 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_returnErr3REQUIRES_VIOLATION, ldv_atomic_sub_returnErr2REQUIRES_VIOLATION, ldv_atomic_sub_returnErr1REQUIRES_VIOLATION, ldv_list_add_tailErr1REQUIRES_VIOLATION, ldv_list_add_tailErr0REQUIRES_VIOLATION, ldv_dev_get_drvdataErr0REQUIRES_VIOLATION, ldv_dev_get_drvdataErr1REQUIRES_VIOLATION, ldv_msg_allocErr1REQUIRES_VIOLATION, ldv_msg_allocErr0REQUIRES_VIOLATION]=== [2019-01-13 23:15:21,750 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-01-13 23:15:21,751 INFO L82 PathProgramCache]: Analyzing trace with hash 355131784, now seen corresponding path program 1 times [2019-01-13 23:15:21,753 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2019-01-13 23:15:21,754 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2019-01-13 23:15:21,802 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-01-13 23:15:21,802 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-01-13 23:15:21,803 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-01-13 23:15:21,860 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-01-13 23:15:22,142 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-01-13 23:15:22,144 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-01-13 23:15:22,145 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2019-01-13 23:15:22,151 INFO L459 AbstractCegarLoop]: Interpolant automaton has 5 states [2019-01-13 23:15:22,170 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2019-01-13 23:15:22,171 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2019-01-13 23:15:22,176 INFO L87 Difference]: Start difference. First operand 113 states. Second operand 5 states. [2019-01-13 23:15:22,354 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-01-13 23:15:22,355 INFO L93 Difference]: Finished difference Result 50 states and 53 transitions. [2019-01-13 23:15:22,356 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2019-01-13 23:15:22,358 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 24 [2019-01-13 23:15:22,359 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-01-13 23:15:22,375 INFO L225 Difference]: With dead ends: 50 [2019-01-13 23:15:22,375 INFO L226 Difference]: Without dead ends: 47 [2019-01-13 23:15:22,378 INFO L631 BasicCegarLoop]: 0 DeclaredPredicates, 5 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2019-01-13 23:15:22,402 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 47 states. [2019-01-13 23:15:22,438 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 47 to 44. [2019-01-13 23:15:22,440 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 44 states. [2019-01-13 23:15:22,442 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 44 states to 44 states and 46 transitions. [2019-01-13 23:15:22,445 INFO L78 Accepts]: Start accepts. Automaton has 44 states and 46 transitions. Word has length 24 [2019-01-13 23:15:22,445 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-01-13 23:15:22,445 INFO L480 AbstractCegarLoop]: Abstraction has 44 states and 46 transitions. [2019-01-13 23:15:22,445 INFO L481 AbstractCegarLoop]: Interpolant automaton has 5 states. [2019-01-13 23:15:22,446 INFO L276 IsEmpty]: Start isEmpty. Operand 44 states and 46 transitions. [2019-01-13 23:15:22,447 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25 [2019-01-13 23:15:22,448 INFO L394 BasicCegarLoop]: Found error trace [2019-01-13 23:15:22,456 INFO L402 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-01-13 23:15:22,457 INFO L423 AbstractCegarLoop]: === Iteration 2 === [ldv_kref_initErr1REQUIRES_VIOLATION, ldv_kref_initErr0REQUIRES_VIOLATION, ldv_list_addErr0REQUIRES_VIOLATION, ldv_list_addErr1REQUIRES_VIOLATION, ldv_kobject_createErr0REQUIRES_VIOLATION, ldv_kobject_createErr1REQUIRES_VIOLATION, ldv_destroy_msgsErr2REQUIRES_VIOLATION, ldv_destroy_msgsErr1REQUIRES_VIOLATION, ldv_destroy_msgsErr0REQUIRES_VIOLATION, ldv_destroy_msgsErr5REQUIRES_VIOLATION, ldv_destroy_msgsErr3REQUIRES_VIOLATION, ldv_destroy_msgsErr4REQUIRES_VIOLATION, ldv_msg_fillErr4REQUIRES_VIOLATION, ldv_msg_fillErr3REQUIRES_VIOLATION, ldv_msg_fillErr0REQUIRES_VIOLATION, ldv_msg_fillErr5REQUIRES_VIOLATION, ldv_msg_fillErr1REQUIRES_VIOLATION, ldv_msg_fillErr2REQUIRES_VIOLATION, ldv_atomic_add_returnErr0REQUIRES_VIOLATION, ldv_atomic_add_returnErr3REQUIRES_VIOLATION, ldv_atomic_add_returnErr2REQUIRES_VIOLATION, ldv_atomic_add_returnErr1REQUIRES_VIOLATION, __ldv_list_delErr2REQUIRES_VIOLATION, __ldv_list_delErr1REQUIRES_VIOLATION, __ldv_list_delErr0REQUIRES_VIOLATION, __ldv_list_delErr3REQUIRES_VIOLATION, ldv_kobject_cleanupErr5ASSERT_VIOLATIONMEMORY_FREE, ldv_kobject_cleanupErr6ASSERT_VIOLATIONMEMORY_FREE, ldv_kobject_cleanupErr1REQUIRES_VIOLATION, ldv_kobject_cleanupErr4ASSERT_VIOLATIONMEMORY_FREE, ldv_kobject_cleanupErr3ASSERT_VIOLATIONMEMORY_FREE, ldv_kobject_cleanupErr7ASSERT_VIOLATIONMEMORY_FREE, ldv_kobject_cleanupErr0REQUIRES_VIOLATION, ldv_kobject_cleanupErr2ASSERT_VIOLATIONMEMORY_FREE, ldv_msg_freeErr5ASSERT_VIOLATIONMEMORY_FREE, ldv_msg_freeErr1REQUIRES_VIOLATION, ldv_msg_freeErr7ASSERT_VIOLATIONMEMORY_FREE, ldv_msg_freeErr4ASSERT_VIOLATIONMEMORY_FREE, ldv_msg_freeErr0REQUIRES_VIOLATION, ldv_msg_freeErr2ASSERT_VIOLATIONMEMORY_FREE, ldv_msg_freeErr3ASSERT_VIOLATIONMEMORY_FREE, ldv_msg_freeErr6ASSERT_VIOLATIONMEMORY_FREE, mainErr0ENSURES_VIOLATIONMEMORY_LEAK, LDV_INIT_LIST_HEADErr0REQUIRES_VIOLATION, LDV_INIT_LIST_HEADErr3REQUIRES_VIOLATION, LDV_INIT_LIST_HEADErr2REQUIRES_VIOLATION, LDV_INIT_LIST_HEADErr1REQUIRES_VIOLATION, ldv_list_delErr0REQUIRES_VIOLATION, ldv_list_delErr3REQUIRES_VIOLATION, ldv_list_delErr2REQUIRES_VIOLATION, ldv_list_delErr1REQUIRES_VIOLATION, __ldv_list_addErr2REQUIRES_VIOLATION, __ldv_list_addErr7REQUIRES_VIOLATION, __ldv_list_addErr1REQUIRES_VIOLATION, __ldv_list_addErr6REQUIRES_VIOLATION, __ldv_list_addErr0REQUIRES_VIOLATION, __ldv_list_addErr5REQUIRES_VIOLATION, __ldv_list_addErr4REQUIRES_VIOLATION, __ldv_list_addErr3REQUIRES_VIOLATION, free_20Err2ASSERT_VIOLATIONMEMORY_FREE, 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_returnErr3REQUIRES_VIOLATION, ldv_atomic_sub_returnErr2REQUIRES_VIOLATION, ldv_atomic_sub_returnErr1REQUIRES_VIOLATION, ldv_list_add_tailErr1REQUIRES_VIOLATION, ldv_list_add_tailErr0REQUIRES_VIOLATION, ldv_dev_get_drvdataErr0REQUIRES_VIOLATION, ldv_dev_get_drvdataErr1REQUIRES_VIOLATION, ldv_msg_allocErr1REQUIRES_VIOLATION, ldv_msg_allocErr0REQUIRES_VIOLATION]=== [2019-01-13 23:15:22,457 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-01-13 23:15:22,457 INFO L82 PathProgramCache]: Analyzing trace with hash 1862683593, now seen corresponding path program 1 times [2019-01-13 23:15:22,457 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2019-01-13 23:15:22,457 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2019-01-13 23:15:22,464 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-01-13 23:15:22,465 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-01-13 23:15:22,465 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-01-13 23:15:22,503 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-01-13 23:15:22,685 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-01-13 23:15:22,685 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-01-13 23:15:22,685 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2019-01-13 23:15:22,687 INFO L459 AbstractCegarLoop]: Interpolant automaton has 7 states [2019-01-13 23:15:22,687 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2019-01-13 23:15:22,687 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=11, Invalid=31, Unknown=0, NotChecked=0, Total=42 [2019-01-13 23:15:22,688 INFO L87 Difference]: Start difference. First operand 44 states and 46 transitions. Second operand 7 states. [2019-01-13 23:15:23,194 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-01-13 23:15:23,195 INFO L93 Difference]: Finished difference Result 60 states and 62 transitions. [2019-01-13 23:15:23,196 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2019-01-13 23:15:23,196 INFO L78 Accepts]: Start accepts. Automaton has 7 states. Word has length 24 [2019-01-13 23:15:23,197 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-01-13 23:15:23,199 INFO L225 Difference]: With dead ends: 60 [2019-01-13 23:15:23,199 INFO L226 Difference]: Without dead ends: 60 [2019-01-13 23:15:23,200 INFO L631 BasicCegarLoop]: 0 DeclaredPredicates, 17 GetRequests, 6 SyntacticMatches, 0 SemanticMatches, 11 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 12 ImplicationChecksByTransitivity, 0.3s TimeCoverageRelationStatistics Valid=43, Invalid=113, Unknown=0, NotChecked=0, Total=156 [2019-01-13 23:15:23,201 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 60 states. [2019-01-13 23:15:23,207 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 60 to 55. [2019-01-13 23:15:23,208 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 55 states. [2019-01-13 23:15:23,209 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 55 states to 55 states and 57 transitions. [2019-01-13 23:15:23,210 INFO L78 Accepts]: Start accepts. Automaton has 55 states and 57 transitions. Word has length 24 [2019-01-13 23:15:23,210 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-01-13 23:15:23,210 INFO L480 AbstractCegarLoop]: Abstraction has 55 states and 57 transitions. [2019-01-13 23:15:23,210 INFO L481 AbstractCegarLoop]: Interpolant automaton has 7 states. [2019-01-13 23:15:23,210 INFO L276 IsEmpty]: Start isEmpty. Operand 55 states and 57 transitions. [2019-01-13 23:15:23,211 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 29 [2019-01-13 23:15:23,211 INFO L394 BasicCegarLoop]: Found error trace [2019-01-13 23:15:23,211 INFO L402 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-01-13 23:15:23,212 INFO L423 AbstractCegarLoop]: === Iteration 3 === [ldv_kref_initErr1REQUIRES_VIOLATION, ldv_kref_initErr0REQUIRES_VIOLATION, ldv_list_addErr0REQUIRES_VIOLATION, ldv_list_addErr1REQUIRES_VIOLATION, ldv_kobject_createErr0REQUIRES_VIOLATION, ldv_kobject_createErr1REQUIRES_VIOLATION, ldv_destroy_msgsErr2REQUIRES_VIOLATION, ldv_destroy_msgsErr1REQUIRES_VIOLATION, ldv_destroy_msgsErr0REQUIRES_VIOLATION, ldv_destroy_msgsErr5REQUIRES_VIOLATION, ldv_destroy_msgsErr3REQUIRES_VIOLATION, ldv_destroy_msgsErr4REQUIRES_VIOLATION, ldv_msg_fillErr4REQUIRES_VIOLATION, ldv_msg_fillErr3REQUIRES_VIOLATION, ldv_msg_fillErr0REQUIRES_VIOLATION, ldv_msg_fillErr5REQUIRES_VIOLATION, ldv_msg_fillErr1REQUIRES_VIOLATION, ldv_msg_fillErr2REQUIRES_VIOLATION, ldv_atomic_add_returnErr0REQUIRES_VIOLATION, ldv_atomic_add_returnErr3REQUIRES_VIOLATION, ldv_atomic_add_returnErr2REQUIRES_VIOLATION, ldv_atomic_add_returnErr1REQUIRES_VIOLATION, __ldv_list_delErr2REQUIRES_VIOLATION, __ldv_list_delErr1REQUIRES_VIOLATION, __ldv_list_delErr0REQUIRES_VIOLATION, __ldv_list_delErr3REQUIRES_VIOLATION, ldv_kobject_cleanupErr5ASSERT_VIOLATIONMEMORY_FREE, ldv_kobject_cleanupErr6ASSERT_VIOLATIONMEMORY_FREE, ldv_kobject_cleanupErr1REQUIRES_VIOLATION, ldv_kobject_cleanupErr4ASSERT_VIOLATIONMEMORY_FREE, ldv_kobject_cleanupErr3ASSERT_VIOLATIONMEMORY_FREE, ldv_kobject_cleanupErr7ASSERT_VIOLATIONMEMORY_FREE, ldv_kobject_cleanupErr0REQUIRES_VIOLATION, ldv_kobject_cleanupErr2ASSERT_VIOLATIONMEMORY_FREE, ldv_msg_freeErr5ASSERT_VIOLATIONMEMORY_FREE, ldv_msg_freeErr1REQUIRES_VIOLATION, ldv_msg_freeErr7ASSERT_VIOLATIONMEMORY_FREE, ldv_msg_freeErr4ASSERT_VIOLATIONMEMORY_FREE, ldv_msg_freeErr0REQUIRES_VIOLATION, ldv_msg_freeErr2ASSERT_VIOLATIONMEMORY_FREE, ldv_msg_freeErr3ASSERT_VIOLATIONMEMORY_FREE, ldv_msg_freeErr6ASSERT_VIOLATIONMEMORY_FREE, mainErr0ENSURES_VIOLATIONMEMORY_LEAK, LDV_INIT_LIST_HEADErr0REQUIRES_VIOLATION, LDV_INIT_LIST_HEADErr3REQUIRES_VIOLATION, LDV_INIT_LIST_HEADErr2REQUIRES_VIOLATION, LDV_INIT_LIST_HEADErr1REQUIRES_VIOLATION, ldv_list_delErr0REQUIRES_VIOLATION, ldv_list_delErr3REQUIRES_VIOLATION, ldv_list_delErr2REQUIRES_VIOLATION, ldv_list_delErr1REQUIRES_VIOLATION, __ldv_list_addErr2REQUIRES_VIOLATION, __ldv_list_addErr7REQUIRES_VIOLATION, __ldv_list_addErr1REQUIRES_VIOLATION, __ldv_list_addErr6REQUIRES_VIOLATION, __ldv_list_addErr0REQUIRES_VIOLATION, __ldv_list_addErr5REQUIRES_VIOLATION, __ldv_list_addErr4REQUIRES_VIOLATION, __ldv_list_addErr3REQUIRES_VIOLATION, free_20Err2ASSERT_VIOLATIONMEMORY_FREE, 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_returnErr3REQUIRES_VIOLATION, ldv_atomic_sub_returnErr2REQUIRES_VIOLATION, ldv_atomic_sub_returnErr1REQUIRES_VIOLATION, ldv_list_add_tailErr1REQUIRES_VIOLATION, ldv_list_add_tailErr0REQUIRES_VIOLATION, ldv_dev_get_drvdataErr0REQUIRES_VIOLATION, ldv_dev_get_drvdataErr1REQUIRES_VIOLATION, ldv_msg_allocErr1REQUIRES_VIOLATION, ldv_msg_allocErr0REQUIRES_VIOLATION]=== [2019-01-13 23:15:23,212 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-01-13 23:15:23,213 INFO L82 PathProgramCache]: Analyzing trace with hash 644742117, now seen corresponding path program 1 times [2019-01-13 23:15:23,213 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2019-01-13 23:15:23,213 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2019-01-13 23:15:23,215 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-01-13 23:15:23,215 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-01-13 23:15:23,215 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-01-13 23:15:23,235 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-01-13 23:15:23,527 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-01-13 23:15:23,528 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-01-13 23:15:23,528 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [10] imperfect sequences [] total 10 [2019-01-13 23:15:23,528 INFO L459 AbstractCegarLoop]: Interpolant automaton has 11 states [2019-01-13 23:15:23,528 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 11 interpolants. [2019-01-13 23:15:23,529 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=19, Invalid=91, Unknown=0, NotChecked=0, Total=110 [2019-01-13 23:15:23,529 INFO L87 Difference]: Start difference. First operand 55 states and 57 transitions. Second operand 11 states. [2019-01-13 23:15:23,783 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-01-13 23:15:23,784 INFO L93 Difference]: Finished difference Result 55 states and 56 transitions. [2019-01-13 23:15:23,784 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2019-01-13 23:15:23,784 INFO L78 Accepts]: Start accepts. Automaton has 11 states. Word has length 28 [2019-01-13 23:15:23,785 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-01-13 23:15:23,786 INFO L225 Difference]: With dead ends: 55 [2019-01-13 23:15:23,787 INFO L226 Difference]: Without dead ends: 55 [2019-01-13 23:15:23,787 INFO L631 BasicCegarLoop]: 0 DeclaredPredicates, 16 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 14 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 9 ImplicationChecksByTransitivity, 0.3s TimeCoverageRelationStatistics Valid=41, Invalid=199, Unknown=0, NotChecked=0, Total=240 [2019-01-13 23:15:23,788 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 55 states. [2019-01-13 23:15:23,794 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 55 to 54. [2019-01-13 23:15:23,794 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 54 states. [2019-01-13 23:15:23,796 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 54 states and 55 transitions. [2019-01-13 23:15:23,796 INFO L78 Accepts]: Start accepts. Automaton has 54 states and 55 transitions. Word has length 28 [2019-01-13 23:15:23,796 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-01-13 23:15:23,796 INFO L480 AbstractCegarLoop]: Abstraction has 54 states and 55 transitions. [2019-01-13 23:15:23,796 INFO L481 AbstractCegarLoop]: Interpolant automaton has 11 states. [2019-01-13 23:15:23,797 INFO L276 IsEmpty]: Start isEmpty. Operand 54 states and 55 transitions. [2019-01-13 23:15:23,798 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 30 [2019-01-13 23:15:23,798 INFO L394 BasicCegarLoop]: Found error trace [2019-01-13 23:15:23,798 INFO L402 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-01-13 23:15:23,799 INFO L423 AbstractCegarLoop]: === Iteration 4 === [ldv_kref_initErr1REQUIRES_VIOLATION, ldv_kref_initErr0REQUIRES_VIOLATION, ldv_list_addErr0REQUIRES_VIOLATION, ldv_list_addErr1REQUIRES_VIOLATION, ldv_kobject_createErr0REQUIRES_VIOLATION, ldv_kobject_createErr1REQUIRES_VIOLATION, ldv_destroy_msgsErr2REQUIRES_VIOLATION, ldv_destroy_msgsErr1REQUIRES_VIOLATION, ldv_destroy_msgsErr0REQUIRES_VIOLATION, ldv_destroy_msgsErr5REQUIRES_VIOLATION, ldv_destroy_msgsErr3REQUIRES_VIOLATION, ldv_destroy_msgsErr4REQUIRES_VIOLATION, ldv_msg_fillErr4REQUIRES_VIOLATION, ldv_msg_fillErr3REQUIRES_VIOLATION, ldv_msg_fillErr0REQUIRES_VIOLATION, ldv_msg_fillErr5REQUIRES_VIOLATION, ldv_msg_fillErr1REQUIRES_VIOLATION, ldv_msg_fillErr2REQUIRES_VIOLATION, ldv_atomic_add_returnErr0REQUIRES_VIOLATION, ldv_atomic_add_returnErr3REQUIRES_VIOLATION, ldv_atomic_add_returnErr2REQUIRES_VIOLATION, ldv_atomic_add_returnErr1REQUIRES_VIOLATION, __ldv_list_delErr2REQUIRES_VIOLATION, __ldv_list_delErr1REQUIRES_VIOLATION, __ldv_list_delErr0REQUIRES_VIOLATION, __ldv_list_delErr3REQUIRES_VIOLATION, ldv_kobject_cleanupErr5ASSERT_VIOLATIONMEMORY_FREE, ldv_kobject_cleanupErr6ASSERT_VIOLATIONMEMORY_FREE, ldv_kobject_cleanupErr1REQUIRES_VIOLATION, ldv_kobject_cleanupErr4ASSERT_VIOLATIONMEMORY_FREE, ldv_kobject_cleanupErr3ASSERT_VIOLATIONMEMORY_FREE, ldv_kobject_cleanupErr7ASSERT_VIOLATIONMEMORY_FREE, ldv_kobject_cleanupErr0REQUIRES_VIOLATION, ldv_kobject_cleanupErr2ASSERT_VIOLATIONMEMORY_FREE, ldv_msg_freeErr5ASSERT_VIOLATIONMEMORY_FREE, ldv_msg_freeErr1REQUIRES_VIOLATION, ldv_msg_freeErr7ASSERT_VIOLATIONMEMORY_FREE, ldv_msg_freeErr4ASSERT_VIOLATIONMEMORY_FREE, ldv_msg_freeErr0REQUIRES_VIOLATION, ldv_msg_freeErr2ASSERT_VIOLATIONMEMORY_FREE, ldv_msg_freeErr3ASSERT_VIOLATIONMEMORY_FREE, ldv_msg_freeErr6ASSERT_VIOLATIONMEMORY_FREE, mainErr0ENSURES_VIOLATIONMEMORY_LEAK, LDV_INIT_LIST_HEADErr0REQUIRES_VIOLATION, LDV_INIT_LIST_HEADErr3REQUIRES_VIOLATION, LDV_INIT_LIST_HEADErr2REQUIRES_VIOLATION, LDV_INIT_LIST_HEADErr1REQUIRES_VIOLATION, ldv_list_delErr0REQUIRES_VIOLATION, ldv_list_delErr3REQUIRES_VIOLATION, ldv_list_delErr2REQUIRES_VIOLATION, ldv_list_delErr1REQUIRES_VIOLATION, __ldv_list_addErr2REQUIRES_VIOLATION, __ldv_list_addErr7REQUIRES_VIOLATION, __ldv_list_addErr1REQUIRES_VIOLATION, __ldv_list_addErr6REQUIRES_VIOLATION, __ldv_list_addErr0REQUIRES_VIOLATION, __ldv_list_addErr5REQUIRES_VIOLATION, __ldv_list_addErr4REQUIRES_VIOLATION, __ldv_list_addErr3REQUIRES_VIOLATION, free_20Err2ASSERT_VIOLATIONMEMORY_FREE, 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_returnErr3REQUIRES_VIOLATION, ldv_atomic_sub_returnErr2REQUIRES_VIOLATION, ldv_atomic_sub_returnErr1REQUIRES_VIOLATION, ldv_list_add_tailErr1REQUIRES_VIOLATION, ldv_list_add_tailErr0REQUIRES_VIOLATION, ldv_dev_get_drvdataErr0REQUIRES_VIOLATION, ldv_dev_get_drvdataErr1REQUIRES_VIOLATION, ldv_msg_allocErr1REQUIRES_VIOLATION, ldv_msg_allocErr0REQUIRES_VIOLATION]=== [2019-01-13 23:15:23,799 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-01-13 23:15:23,799 INFO L82 PathProgramCache]: Analyzing trace with hash -1487830465, now seen corresponding path program 1 times [2019-01-13 23:15:23,799 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2019-01-13 23:15:23,799 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2019-01-13 23:15:23,801 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-01-13 23:15:23,801 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-01-13 23:15:23,801 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-01-13 23:15:23,838 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-01-13 23:15:23,992 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-01-13 23:15:23,993 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-01-13 23:15:23,993 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [10] imperfect sequences [] total 10 [2019-01-13 23:15:23,994 INFO L459 AbstractCegarLoop]: Interpolant automaton has 11 states [2019-01-13 23:15:23,994 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 11 interpolants. [2019-01-13 23:15:23,994 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=19, Invalid=91, Unknown=0, NotChecked=0, Total=110 [2019-01-13 23:15:23,994 INFO L87 Difference]: Start difference. First operand 54 states and 55 transitions. Second operand 11 states. [2019-01-13 23:15:24,331 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-01-13 23:15:24,332 INFO L93 Difference]: Finished difference Result 71 states and 73 transitions. [2019-01-13 23:15:24,332 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2019-01-13 23:15:24,333 INFO L78 Accepts]: Start accepts. Automaton has 11 states. Word has length 29 [2019-01-13 23:15:24,333 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-01-13 23:15:24,336 INFO L225 Difference]: With dead ends: 71 [2019-01-13 23:15:24,336 INFO L226 Difference]: Without dead ends: 71 [2019-01-13 23:15:24,337 INFO L631 BasicCegarLoop]: 0 DeclaredPredicates, 15 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 14 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 9 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=41, Invalid=199, Unknown=0, NotChecked=0, Total=240 [2019-01-13 23:15:24,337 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 71 states. [2019-01-13 23:15:24,344 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 71 to 69. [2019-01-13 23:15:24,344 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 69 states. [2019-01-13 23:15:24,346 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 69 states to 69 states and 72 transitions. [2019-01-13 23:15:24,346 INFO L78 Accepts]: Start accepts. Automaton has 69 states and 72 transitions. Word has length 29 [2019-01-13 23:15:24,346 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-01-13 23:15:24,347 INFO L480 AbstractCegarLoop]: Abstraction has 69 states and 72 transitions. [2019-01-13 23:15:24,347 INFO L481 AbstractCegarLoop]: Interpolant automaton has 11 states. [2019-01-13 23:15:24,347 INFO L276 IsEmpty]: Start isEmpty. Operand 69 states and 72 transitions. [2019-01-13 23:15:24,349 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 30 [2019-01-13 23:15:24,349 INFO L394 BasicCegarLoop]: Found error trace [2019-01-13 23:15:24,349 INFO L402 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-01-13 23:15:24,350 INFO L423 AbstractCegarLoop]: === Iteration 5 === [ldv_kref_initErr1REQUIRES_VIOLATION, ldv_kref_initErr0REQUIRES_VIOLATION, ldv_list_addErr0REQUIRES_VIOLATION, ldv_list_addErr1REQUIRES_VIOLATION, ldv_kobject_createErr0REQUIRES_VIOLATION, ldv_kobject_createErr1REQUIRES_VIOLATION, ldv_destroy_msgsErr2REQUIRES_VIOLATION, ldv_destroy_msgsErr1REQUIRES_VIOLATION, ldv_destroy_msgsErr0REQUIRES_VIOLATION, ldv_destroy_msgsErr5REQUIRES_VIOLATION, ldv_destroy_msgsErr3REQUIRES_VIOLATION, ldv_destroy_msgsErr4REQUIRES_VIOLATION, ldv_msg_fillErr4REQUIRES_VIOLATION, ldv_msg_fillErr3REQUIRES_VIOLATION, ldv_msg_fillErr0REQUIRES_VIOLATION, ldv_msg_fillErr5REQUIRES_VIOLATION, ldv_msg_fillErr1REQUIRES_VIOLATION, ldv_msg_fillErr2REQUIRES_VIOLATION, ldv_atomic_add_returnErr0REQUIRES_VIOLATION, ldv_atomic_add_returnErr3REQUIRES_VIOLATION, ldv_atomic_add_returnErr2REQUIRES_VIOLATION, ldv_atomic_add_returnErr1REQUIRES_VIOLATION, __ldv_list_delErr2REQUIRES_VIOLATION, __ldv_list_delErr1REQUIRES_VIOLATION, __ldv_list_delErr0REQUIRES_VIOLATION, __ldv_list_delErr3REQUIRES_VIOLATION, ldv_kobject_cleanupErr5ASSERT_VIOLATIONMEMORY_FREE, ldv_kobject_cleanupErr6ASSERT_VIOLATIONMEMORY_FREE, ldv_kobject_cleanupErr1REQUIRES_VIOLATION, ldv_kobject_cleanupErr4ASSERT_VIOLATIONMEMORY_FREE, ldv_kobject_cleanupErr3ASSERT_VIOLATIONMEMORY_FREE, ldv_kobject_cleanupErr7ASSERT_VIOLATIONMEMORY_FREE, ldv_kobject_cleanupErr0REQUIRES_VIOLATION, ldv_kobject_cleanupErr2ASSERT_VIOLATIONMEMORY_FREE, ldv_msg_freeErr5ASSERT_VIOLATIONMEMORY_FREE, ldv_msg_freeErr1REQUIRES_VIOLATION, ldv_msg_freeErr7ASSERT_VIOLATIONMEMORY_FREE, ldv_msg_freeErr4ASSERT_VIOLATIONMEMORY_FREE, ldv_msg_freeErr0REQUIRES_VIOLATION, ldv_msg_freeErr2ASSERT_VIOLATIONMEMORY_FREE, ldv_msg_freeErr3ASSERT_VIOLATIONMEMORY_FREE, ldv_msg_freeErr6ASSERT_VIOLATIONMEMORY_FREE, mainErr0ENSURES_VIOLATIONMEMORY_LEAK, LDV_INIT_LIST_HEADErr0REQUIRES_VIOLATION, LDV_INIT_LIST_HEADErr3REQUIRES_VIOLATION, LDV_INIT_LIST_HEADErr2REQUIRES_VIOLATION, LDV_INIT_LIST_HEADErr1REQUIRES_VIOLATION, ldv_list_delErr0REQUIRES_VIOLATION, ldv_list_delErr3REQUIRES_VIOLATION, ldv_list_delErr2REQUIRES_VIOLATION, ldv_list_delErr1REQUIRES_VIOLATION, __ldv_list_addErr2REQUIRES_VIOLATION, __ldv_list_addErr7REQUIRES_VIOLATION, __ldv_list_addErr1REQUIRES_VIOLATION, __ldv_list_addErr6REQUIRES_VIOLATION, __ldv_list_addErr0REQUIRES_VIOLATION, __ldv_list_addErr5REQUIRES_VIOLATION, __ldv_list_addErr4REQUIRES_VIOLATION, __ldv_list_addErr3REQUIRES_VIOLATION, free_20Err2ASSERT_VIOLATIONMEMORY_FREE, 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_returnErr3REQUIRES_VIOLATION, ldv_atomic_sub_returnErr2REQUIRES_VIOLATION, ldv_atomic_sub_returnErr1REQUIRES_VIOLATION, ldv_list_add_tailErr1REQUIRES_VIOLATION, ldv_list_add_tailErr0REQUIRES_VIOLATION, ldv_dev_get_drvdataErr0REQUIRES_VIOLATION, ldv_dev_get_drvdataErr1REQUIRES_VIOLATION, ldv_msg_allocErr1REQUIRES_VIOLATION, ldv_msg_allocErr0REQUIRES_VIOLATION]=== [2019-01-13 23:15:24,350 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-01-13 23:15:24,350 INFO L82 PathProgramCache]: Analyzing trace with hash -1896654690, now seen corresponding path program 1 times [2019-01-13 23:15:24,350 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2019-01-13 23:15:24,350 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2019-01-13 23:15:24,352 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-01-13 23:15:24,352 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-01-13 23:15:24,352 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-01-13 23:15:24,361 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-01-13 23:15:24,440 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-01-13 23:15:24,441 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-01-13 23:15:24,441 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2019-01-13 23:15:24,442 INFO L459 AbstractCegarLoop]: Interpolant automaton has 5 states [2019-01-13 23:15:24,442 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2019-01-13 23:15:24,442 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2019-01-13 23:15:24,443 INFO L87 Difference]: Start difference. First operand 69 states and 72 transitions. Second operand 5 states. [2019-01-13 23:15:24,474 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-01-13 23:15:24,474 INFO L93 Difference]: Finished difference Result 53 states and 53 transitions. [2019-01-13 23:15:24,475 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2019-01-13 23:15:24,476 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 29 [2019-01-13 23:15:24,476 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-01-13 23:15:24,478 INFO L225 Difference]: With dead ends: 53 [2019-01-13 23:15:24,478 INFO L226 Difference]: Without dead ends: 53 [2019-01-13 23:15:24,478 INFO L631 BasicCegarLoop]: 0 DeclaredPredicates, 5 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2019-01-13 23:15:24,479 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 53 states. [2019-01-13 23:15:24,483 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 53 to 53. [2019-01-13 23:15:24,484 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 53 states. [2019-01-13 23:15:24,485 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 53 states to 53 states and 53 transitions. [2019-01-13 23:15:24,485 INFO L78 Accepts]: Start accepts. Automaton has 53 states and 53 transitions. Word has length 29 [2019-01-13 23:15:24,485 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-01-13 23:15:24,485 INFO L480 AbstractCegarLoop]: Abstraction has 53 states and 53 transitions. [2019-01-13 23:15:24,485 INFO L481 AbstractCegarLoop]: Interpolant automaton has 5 states. [2019-01-13 23:15:24,485 INFO L276 IsEmpty]: Start isEmpty. Operand 53 states and 53 transitions. [2019-01-13 23:15:24,486 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2019-01-13 23:15:24,486 INFO L394 BasicCegarLoop]: Found error trace [2019-01-13 23:15:24,487 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] [2019-01-13 23:15:24,487 INFO L423 AbstractCegarLoop]: === Iteration 6 === [ldv_kref_initErr1REQUIRES_VIOLATION, ldv_kref_initErr0REQUIRES_VIOLATION, ldv_list_addErr0REQUIRES_VIOLATION, ldv_list_addErr1REQUIRES_VIOLATION, ldv_kobject_createErr0REQUIRES_VIOLATION, ldv_kobject_createErr1REQUIRES_VIOLATION, ldv_destroy_msgsErr2REQUIRES_VIOLATION, ldv_destroy_msgsErr1REQUIRES_VIOLATION, ldv_destroy_msgsErr0REQUIRES_VIOLATION, ldv_destroy_msgsErr5REQUIRES_VIOLATION, ldv_destroy_msgsErr3REQUIRES_VIOLATION, ldv_destroy_msgsErr4REQUIRES_VIOLATION, ldv_msg_fillErr4REQUIRES_VIOLATION, ldv_msg_fillErr3REQUIRES_VIOLATION, ldv_msg_fillErr0REQUIRES_VIOLATION, ldv_msg_fillErr5REQUIRES_VIOLATION, ldv_msg_fillErr1REQUIRES_VIOLATION, ldv_msg_fillErr2REQUIRES_VIOLATION, ldv_atomic_add_returnErr0REQUIRES_VIOLATION, ldv_atomic_add_returnErr3REQUIRES_VIOLATION, ldv_atomic_add_returnErr2REQUIRES_VIOLATION, ldv_atomic_add_returnErr1REQUIRES_VIOLATION, __ldv_list_delErr2REQUIRES_VIOLATION, __ldv_list_delErr1REQUIRES_VIOLATION, __ldv_list_delErr0REQUIRES_VIOLATION, __ldv_list_delErr3REQUIRES_VIOLATION, ldv_kobject_cleanupErr5ASSERT_VIOLATIONMEMORY_FREE, ldv_kobject_cleanupErr6ASSERT_VIOLATIONMEMORY_FREE, ldv_kobject_cleanupErr1REQUIRES_VIOLATION, ldv_kobject_cleanupErr4ASSERT_VIOLATIONMEMORY_FREE, ldv_kobject_cleanupErr3ASSERT_VIOLATIONMEMORY_FREE, ldv_kobject_cleanupErr7ASSERT_VIOLATIONMEMORY_FREE, ldv_kobject_cleanupErr0REQUIRES_VIOLATION, ldv_kobject_cleanupErr2ASSERT_VIOLATIONMEMORY_FREE, ldv_msg_freeErr5ASSERT_VIOLATIONMEMORY_FREE, ldv_msg_freeErr1REQUIRES_VIOLATION, ldv_msg_freeErr7ASSERT_VIOLATIONMEMORY_FREE, ldv_msg_freeErr4ASSERT_VIOLATIONMEMORY_FREE, ldv_msg_freeErr0REQUIRES_VIOLATION, ldv_msg_freeErr2ASSERT_VIOLATIONMEMORY_FREE, ldv_msg_freeErr3ASSERT_VIOLATIONMEMORY_FREE, ldv_msg_freeErr6ASSERT_VIOLATIONMEMORY_FREE, mainErr0ENSURES_VIOLATIONMEMORY_LEAK, LDV_INIT_LIST_HEADErr0REQUIRES_VIOLATION, LDV_INIT_LIST_HEADErr3REQUIRES_VIOLATION, LDV_INIT_LIST_HEADErr2REQUIRES_VIOLATION, LDV_INIT_LIST_HEADErr1REQUIRES_VIOLATION, ldv_list_delErr0REQUIRES_VIOLATION, ldv_list_delErr3REQUIRES_VIOLATION, ldv_list_delErr2REQUIRES_VIOLATION, ldv_list_delErr1REQUIRES_VIOLATION, __ldv_list_addErr2REQUIRES_VIOLATION, __ldv_list_addErr7REQUIRES_VIOLATION, __ldv_list_addErr1REQUIRES_VIOLATION, __ldv_list_addErr6REQUIRES_VIOLATION, __ldv_list_addErr0REQUIRES_VIOLATION, __ldv_list_addErr5REQUIRES_VIOLATION, __ldv_list_addErr4REQUIRES_VIOLATION, __ldv_list_addErr3REQUIRES_VIOLATION, free_20Err2ASSERT_VIOLATIONMEMORY_FREE, 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_returnErr3REQUIRES_VIOLATION, ldv_atomic_sub_returnErr2REQUIRES_VIOLATION, ldv_atomic_sub_returnErr1REQUIRES_VIOLATION, ldv_list_add_tailErr1REQUIRES_VIOLATION, ldv_list_add_tailErr0REQUIRES_VIOLATION, ldv_dev_get_drvdataErr0REQUIRES_VIOLATION, ldv_dev_get_drvdataErr1REQUIRES_VIOLATION, ldv_msg_allocErr1REQUIRES_VIOLATION, ldv_msg_allocErr0REQUIRES_VIOLATION]=== [2019-01-13 23:15:24,488 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-01-13 23:15:24,488 INFO L82 PathProgramCache]: Analyzing trace with hash 1121896231, now seen corresponding path program 1 times [2019-01-13 23:15:24,488 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2019-01-13 23:15:24,488 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2019-01-13 23:15:24,489 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-01-13 23:15:24,490 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-01-13 23:15:24,490 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-01-13 23:15:24,500 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-01-13 23:15:24,673 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-01-13 23:15:24,674 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-01-13 23:15:24,674 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [10] imperfect sequences [] total 10 [2019-01-13 23:15:24,674 INFO L459 AbstractCegarLoop]: Interpolant automaton has 11 states [2019-01-13 23:15:24,674 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 11 interpolants. [2019-01-13 23:15:24,674 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=19, Invalid=91, Unknown=0, NotChecked=0, Total=110 [2019-01-13 23:15:24,675 INFO L87 Difference]: Start difference. First operand 53 states and 53 transitions. Second operand 11 states. [2019-01-13 23:15:25,048 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-01-13 23:15:25,049 INFO L93 Difference]: Finished difference Result 52 states and 52 transitions. [2019-01-13 23:15:25,049 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2019-01-13 23:15:25,050 INFO L78 Accepts]: Start accepts. Automaton has 11 states. Word has length 30 [2019-01-13 23:15:25,050 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-01-13 23:15:25,051 INFO L225 Difference]: With dead ends: 52 [2019-01-13 23:15:25,051 INFO L226 Difference]: Without dead ends: 52 [2019-01-13 23:15:25,052 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 [2019-01-13 23:15:25,052 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 52 states. [2019-01-13 23:15:25,056 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 52 to 52. [2019-01-13 23:15:25,056 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 52 states. [2019-01-13 23:15:25,057 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 52 states to 52 states and 52 transitions. [2019-01-13 23:15:25,057 INFO L78 Accepts]: Start accepts. Automaton has 52 states and 52 transitions. Word has length 30 [2019-01-13 23:15:25,057 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-01-13 23:15:25,057 INFO L480 AbstractCegarLoop]: Abstraction has 52 states and 52 transitions. [2019-01-13 23:15:25,057 INFO L481 AbstractCegarLoop]: Interpolant automaton has 11 states. [2019-01-13 23:15:25,058 INFO L276 IsEmpty]: Start isEmpty. Operand 52 states and 52 transitions. [2019-01-13 23:15:25,058 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 30 [2019-01-13 23:15:25,058 INFO L394 BasicCegarLoop]: Found error trace [2019-01-13 23:15:25,059 INFO L402 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-01-13 23:15:25,059 INFO L423 AbstractCegarLoop]: === Iteration 7 === [ldv_kref_initErr1REQUIRES_VIOLATION, ldv_kref_initErr0REQUIRES_VIOLATION, ldv_list_addErr0REQUIRES_VIOLATION, ldv_list_addErr1REQUIRES_VIOLATION, ldv_kobject_createErr0REQUIRES_VIOLATION, ldv_kobject_createErr1REQUIRES_VIOLATION, ldv_destroy_msgsErr2REQUIRES_VIOLATION, ldv_destroy_msgsErr1REQUIRES_VIOLATION, ldv_destroy_msgsErr0REQUIRES_VIOLATION, ldv_destroy_msgsErr5REQUIRES_VIOLATION, ldv_destroy_msgsErr3REQUIRES_VIOLATION, ldv_destroy_msgsErr4REQUIRES_VIOLATION, ldv_msg_fillErr4REQUIRES_VIOLATION, ldv_msg_fillErr3REQUIRES_VIOLATION, ldv_msg_fillErr0REQUIRES_VIOLATION, ldv_msg_fillErr5REQUIRES_VIOLATION, ldv_msg_fillErr1REQUIRES_VIOLATION, ldv_msg_fillErr2REQUIRES_VIOLATION, ldv_atomic_add_returnErr0REQUIRES_VIOLATION, ldv_atomic_add_returnErr3REQUIRES_VIOLATION, ldv_atomic_add_returnErr2REQUIRES_VIOLATION, ldv_atomic_add_returnErr1REQUIRES_VIOLATION, __ldv_list_delErr2REQUIRES_VIOLATION, __ldv_list_delErr1REQUIRES_VIOLATION, __ldv_list_delErr0REQUIRES_VIOLATION, __ldv_list_delErr3REQUIRES_VIOLATION, ldv_kobject_cleanupErr5ASSERT_VIOLATIONMEMORY_FREE, ldv_kobject_cleanupErr6ASSERT_VIOLATIONMEMORY_FREE, ldv_kobject_cleanupErr1REQUIRES_VIOLATION, ldv_kobject_cleanupErr4ASSERT_VIOLATIONMEMORY_FREE, ldv_kobject_cleanupErr3ASSERT_VIOLATIONMEMORY_FREE, ldv_kobject_cleanupErr7ASSERT_VIOLATIONMEMORY_FREE, ldv_kobject_cleanupErr0REQUIRES_VIOLATION, ldv_kobject_cleanupErr2ASSERT_VIOLATIONMEMORY_FREE, ldv_msg_freeErr5ASSERT_VIOLATIONMEMORY_FREE, ldv_msg_freeErr1REQUIRES_VIOLATION, ldv_msg_freeErr7ASSERT_VIOLATIONMEMORY_FREE, ldv_msg_freeErr4ASSERT_VIOLATIONMEMORY_FREE, ldv_msg_freeErr0REQUIRES_VIOLATION, ldv_msg_freeErr2ASSERT_VIOLATIONMEMORY_FREE, ldv_msg_freeErr3ASSERT_VIOLATIONMEMORY_FREE, ldv_msg_freeErr6ASSERT_VIOLATIONMEMORY_FREE, mainErr0ENSURES_VIOLATIONMEMORY_LEAK, LDV_INIT_LIST_HEADErr0REQUIRES_VIOLATION, LDV_INIT_LIST_HEADErr3REQUIRES_VIOLATION, LDV_INIT_LIST_HEADErr2REQUIRES_VIOLATION, LDV_INIT_LIST_HEADErr1REQUIRES_VIOLATION, ldv_list_delErr0REQUIRES_VIOLATION, ldv_list_delErr3REQUIRES_VIOLATION, ldv_list_delErr2REQUIRES_VIOLATION, ldv_list_delErr1REQUIRES_VIOLATION, __ldv_list_addErr2REQUIRES_VIOLATION, __ldv_list_addErr7REQUIRES_VIOLATION, __ldv_list_addErr1REQUIRES_VIOLATION, __ldv_list_addErr6REQUIRES_VIOLATION, __ldv_list_addErr0REQUIRES_VIOLATION, __ldv_list_addErr5REQUIRES_VIOLATION, __ldv_list_addErr4REQUIRES_VIOLATION, __ldv_list_addErr3REQUIRES_VIOLATION, free_20Err2ASSERT_VIOLATIONMEMORY_FREE, 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_returnErr3REQUIRES_VIOLATION, ldv_atomic_sub_returnErr2REQUIRES_VIOLATION, ldv_atomic_sub_returnErr1REQUIRES_VIOLATION, ldv_list_add_tailErr1REQUIRES_VIOLATION, ldv_list_add_tailErr0REQUIRES_VIOLATION, ldv_dev_get_drvdataErr0REQUIRES_VIOLATION, ldv_dev_get_drvdataErr1REQUIRES_VIOLATION, ldv_msg_allocErr1REQUIRES_VIOLATION, ldv_msg_allocErr0REQUIRES_VIOLATION]=== [2019-01-13 23:15:25,059 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-01-13 23:15:25,059 INFO L82 PathProgramCache]: Analyzing trace with hash 644635135, now seen corresponding path program 1 times [2019-01-13 23:15:25,060 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2019-01-13 23:15:25,060 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2019-01-13 23:15:25,061 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-01-13 23:15:25,061 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-01-13 23:15:25,061 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-01-13 23:15:25,076 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-01-13 23:15:25,153 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-01-13 23:15:25,154 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-01-13 23:15:25,154 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2019-01-13 23:15:25,154 INFO L459 AbstractCegarLoop]: Interpolant automaton has 3 states [2019-01-13 23:15:25,154 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2019-01-13 23:15:25,154 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2019-01-13 23:15:25,155 INFO L87 Difference]: Start difference. First operand 52 states and 52 transitions. Second operand 3 states. [2019-01-13 23:15:25,231 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-01-13 23:15:25,231 INFO L93 Difference]: Finished difference Result 56 states and 55 transitions. [2019-01-13 23:15:25,232 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2019-01-13 23:15:25,232 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 29 [2019-01-13 23:15:25,232 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-01-13 23:15:25,233 INFO L225 Difference]: With dead ends: 56 [2019-01-13 23:15:25,233 INFO L226 Difference]: Without dead ends: 37 [2019-01-13 23:15:25,234 INFO L631 BasicCegarLoop]: 0 DeclaredPredicates, 10 GetRequests, 9 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2019-01-13 23:15:25,234 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 37 states. [2019-01-13 23:15:25,236 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 37 to 37. [2019-01-13 23:15:25,236 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 37 states. [2019-01-13 23:15:25,237 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 37 states to 37 states and 36 transitions. [2019-01-13 23:15:25,237 INFO L78 Accepts]: Start accepts. Automaton has 37 states and 36 transitions. Word has length 29 [2019-01-13 23:15:25,237 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-01-13 23:15:25,237 INFO L480 AbstractCegarLoop]: Abstraction has 37 states and 36 transitions. [2019-01-13 23:15:25,238 INFO L481 AbstractCegarLoop]: Interpolant automaton has 3 states. [2019-01-13 23:15:25,238 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 36 transitions. [2019-01-13 23:15:25,238 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 37 [2019-01-13 23:15:25,239 INFO L394 BasicCegarLoop]: Found error trace [2019-01-13 23:15:25,239 INFO L402 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-01-13 23:15:25,239 INFO L423 AbstractCegarLoop]: === Iteration 8 === [ldv_kref_initErr1REQUIRES_VIOLATION, ldv_kref_initErr0REQUIRES_VIOLATION, ldv_list_addErr0REQUIRES_VIOLATION, ldv_list_addErr1REQUIRES_VIOLATION, ldv_kobject_createErr0REQUIRES_VIOLATION, ldv_kobject_createErr1REQUIRES_VIOLATION, ldv_destroy_msgsErr2REQUIRES_VIOLATION, ldv_destroy_msgsErr1REQUIRES_VIOLATION, ldv_destroy_msgsErr0REQUIRES_VIOLATION, ldv_destroy_msgsErr5REQUIRES_VIOLATION, ldv_destroy_msgsErr3REQUIRES_VIOLATION, ldv_destroy_msgsErr4REQUIRES_VIOLATION, ldv_msg_fillErr4REQUIRES_VIOLATION, ldv_msg_fillErr3REQUIRES_VIOLATION, ldv_msg_fillErr0REQUIRES_VIOLATION, ldv_msg_fillErr5REQUIRES_VIOLATION, ldv_msg_fillErr1REQUIRES_VIOLATION, ldv_msg_fillErr2REQUIRES_VIOLATION, ldv_atomic_add_returnErr0REQUIRES_VIOLATION, ldv_atomic_add_returnErr3REQUIRES_VIOLATION, ldv_atomic_add_returnErr2REQUIRES_VIOLATION, ldv_atomic_add_returnErr1REQUIRES_VIOLATION, __ldv_list_delErr2REQUIRES_VIOLATION, __ldv_list_delErr1REQUIRES_VIOLATION, __ldv_list_delErr0REQUIRES_VIOLATION, __ldv_list_delErr3REQUIRES_VIOLATION, ldv_kobject_cleanupErr5ASSERT_VIOLATIONMEMORY_FREE, ldv_kobject_cleanupErr6ASSERT_VIOLATIONMEMORY_FREE, ldv_kobject_cleanupErr1REQUIRES_VIOLATION, ldv_kobject_cleanupErr4ASSERT_VIOLATIONMEMORY_FREE, ldv_kobject_cleanupErr3ASSERT_VIOLATIONMEMORY_FREE, ldv_kobject_cleanupErr7ASSERT_VIOLATIONMEMORY_FREE, ldv_kobject_cleanupErr0REQUIRES_VIOLATION, ldv_kobject_cleanupErr2ASSERT_VIOLATIONMEMORY_FREE, ldv_msg_freeErr5ASSERT_VIOLATIONMEMORY_FREE, ldv_msg_freeErr1REQUIRES_VIOLATION, ldv_msg_freeErr7ASSERT_VIOLATIONMEMORY_FREE, ldv_msg_freeErr4ASSERT_VIOLATIONMEMORY_FREE, ldv_msg_freeErr0REQUIRES_VIOLATION, ldv_msg_freeErr2ASSERT_VIOLATIONMEMORY_FREE, ldv_msg_freeErr3ASSERT_VIOLATIONMEMORY_FREE, ldv_msg_freeErr6ASSERT_VIOLATIONMEMORY_FREE, mainErr0ENSURES_VIOLATIONMEMORY_LEAK, LDV_INIT_LIST_HEADErr0REQUIRES_VIOLATION, LDV_INIT_LIST_HEADErr3REQUIRES_VIOLATION, LDV_INIT_LIST_HEADErr2REQUIRES_VIOLATION, LDV_INIT_LIST_HEADErr1REQUIRES_VIOLATION, ldv_list_delErr0REQUIRES_VIOLATION, ldv_list_delErr3REQUIRES_VIOLATION, ldv_list_delErr2REQUIRES_VIOLATION, ldv_list_delErr1REQUIRES_VIOLATION, __ldv_list_addErr2REQUIRES_VIOLATION, __ldv_list_addErr7REQUIRES_VIOLATION, __ldv_list_addErr1REQUIRES_VIOLATION, __ldv_list_addErr6REQUIRES_VIOLATION, __ldv_list_addErr0REQUIRES_VIOLATION, __ldv_list_addErr5REQUIRES_VIOLATION, __ldv_list_addErr4REQUIRES_VIOLATION, __ldv_list_addErr3REQUIRES_VIOLATION, free_20Err2ASSERT_VIOLATIONMEMORY_FREE, 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_returnErr3REQUIRES_VIOLATION, ldv_atomic_sub_returnErr2REQUIRES_VIOLATION, ldv_atomic_sub_returnErr1REQUIRES_VIOLATION, ldv_list_add_tailErr1REQUIRES_VIOLATION, ldv_list_add_tailErr0REQUIRES_VIOLATION, ldv_dev_get_drvdataErr0REQUIRES_VIOLATION, ldv_dev_get_drvdataErr1REQUIRES_VIOLATION, ldv_msg_allocErr1REQUIRES_VIOLATION, ldv_msg_allocErr0REQUIRES_VIOLATION]=== [2019-01-13 23:15:25,240 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-01-13 23:15:25,240 INFO L82 PathProgramCache]: Analyzing trace with hash -432340027, now seen corresponding path program 1 times [2019-01-13 23:15:25,240 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2019-01-13 23:15:25,240 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2019-01-13 23:15:25,241 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-01-13 23:15:25,241 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-01-13 23:15:25,241 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-01-13 23:15:25,255 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-01-13 23:15:25,544 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-01-13 23:15:25,545 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-01-13 23:15:25,545 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [12] imperfect sequences [] total 12 [2019-01-13 23:15:25,545 INFO L459 AbstractCegarLoop]: Interpolant automaton has 13 states [2019-01-13 23:15:25,545 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 13 interpolants. [2019-01-13 23:15:25,545 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=25, Invalid=131, Unknown=0, NotChecked=0, Total=156 [2019-01-13 23:15:25,546 INFO L87 Difference]: Start difference. First operand 37 states and 36 transitions. Second operand 13 states. [2019-01-13 23:15:26,099 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-01-13 23:15:26,100 INFO L93 Difference]: Finished difference Result 36 states and 35 transitions. [2019-01-13 23:15:26,101 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2019-01-13 23:15:26,101 INFO L78 Accepts]: Start accepts. Automaton has 13 states. Word has length 36 [2019-01-13 23:15:26,101 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-01-13 23:15:26,101 INFO L225 Difference]: With dead ends: 36 [2019-01-13 23:15:26,101 INFO L226 Difference]: Without dead ends: 0 [2019-01-13 23:15:26,102 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 [2019-01-13 23:15:26,102 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2019-01-13 23:15:26,102 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2019-01-13 23:15:26,102 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 0 states. [2019-01-13 23:15:26,103 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2019-01-13 23:15:26,103 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 36 [2019-01-13 23:15:26,103 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-01-13 23:15:26,103 INFO L480 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2019-01-13 23:15:26,103 INFO L481 AbstractCegarLoop]: Interpolant automaton has 13 states. [2019-01-13 23:15:26,103 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2019-01-13 23:15:26,103 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2019-01-13 23:15:26,109 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 13.01 11:15:26 BoogieIcfgContainer [2019-01-13 23:15:26,109 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2019-01-13 23:15:26,109 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2019-01-13 23:15:26,109 INFO L271 PluginConnector]: Initializing Witness Printer... [2019-01-13 23:15:26,109 INFO L276 PluginConnector]: Witness Printer initialized [2019-01-13 23:15:26,110 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.01 11:15:21" (3/4) ... [2019-01-13 23:15:26,113 INFO L144 WitnessPrinter]: Generating witness for correct program [2019-01-13 23:15:26,122 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure ldv_submit_msg [2019-01-13 23:15:26,122 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure alloc_20 [2019-01-13 23:15:26,122 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure ldv_kobject_create [2019-01-13 23:15:26,122 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure ldv_kobject_del [2019-01-13 23:15:26,123 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure ldv_positive [2019-01-13 23:15:26,123 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure __ldv_list_del [2019-01-13 23:15:26,123 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure ldv_register_device [2019-01-13 23:15:26,123 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure __bswap_64 [2019-01-13 23:15:26,123 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure ldv_msg_free [2019-01-13 23:15:26,123 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure main [2019-01-13 23:15:26,123 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure ldv_list_del [2019-01-13 23:15:26,123 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure ldv_kref_get [2019-01-13 23:15:26,123 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure ldv_kobject_put [2019-01-13 23:15:26,123 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure ldv_deregister_device [2019-01-13 23:15:26,124 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure ldv_kobject_init [2019-01-13 23:15:26,124 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure ##fun~$Pointer$~TO~VOID [2019-01-13 23:15:26,124 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure ldv_atomic_sub_return [2019-01-13 23:15:26,124 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure ldv_list_add_tail [2019-01-13 23:15:26,124 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure ldv_nonpositive [2019-01-13 23:15:26,124 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure #Ultimate.meminit [2019-01-13 23:15:26,124 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure entry_point [2019-01-13 23:15:26,124 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure ldv_msg_alloc [2019-01-13 23:15:26,124 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure ldv_kobject_init_internal [2019-01-13 23:15:26,124 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure ldv_kref_init [2019-01-13 23:15:26,124 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure ldv_list_add [2019-01-13 23:15:26,125 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure ldv_destroy_msgs [2019-01-13 23:15:26,125 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure ldv_msg_fill [2019-01-13 23:15:26,125 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure ldv_kref_sub [2019-01-13 23:15:26,125 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure #Ultimate.C_memset [2019-01-13 23:15:26,125 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure ldv_atomic_add_return [2019-01-13 23:15:26,125 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure f [2019-01-13 23:15:26,125 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure ldv_kobject_release [2019-01-13 23:15:26,125 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure g [2019-01-13 23:15:26,125 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure __bswap_32 [2019-01-13 23:15:26,125 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure ldv_kobject_cleanup [2019-01-13 23:15:26,125 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure #Ultimate.C_memcpy [2019-01-13 23:15:26,126 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure LDV_INIT_LIST_HEAD [2019-01-13 23:15:26,126 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure __ldv_list_add [2019-01-13 23:15:26,126 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure ldv_get_device [2019-01-13 23:15:26,126 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure ULTIMATE.init [2019-01-13 23:15:26,126 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure ldv_malloc [2019-01-13 23:15:26,126 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure free_20 [2019-01-13 23:15:26,126 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure ldv_dev_set_drvdata [2019-01-13 23:15:26,126 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure ldv_zalloc [2019-01-13 23:15:26,126 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure ldv_kref_put [2019-01-13 23:15:26,126 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure ldv_kobject_get [2019-01-13 23:15:26,127 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure ldv_dev_get_drvdata [2019-01-13 23:15:26,134 INFO L905 BoogieBacktranslator]: Reduced CFG by removing 39 nodes and edges [2019-01-13 23:15:26,134 INFO L905 BoogieBacktranslator]: Reduced CFG by removing 9 nodes and edges [2019-01-13 23:15:26,134 INFO L905 BoogieBacktranslator]: Reduced CFG by removing 2 nodes and edges [2019-01-13 23:15:26,135 INFO L905 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2019-01-13 23:15:26,135 INFO L905 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2019-01-13 23:15:26,231 INFO L145 WitnessManager]: Wrote witness to /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/witness.graphml [2019-01-13 23:15:26,231 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2019-01-13 23:15:26,232 INFO L168 Benchmark]: Toolchain (without parser) took 7739.10 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 219.7 MB). Free memory was 936.6 MB in the beginning and 1.1 GB in the end (delta: -149.1 MB). Peak memory consumption was 70.6 MB. Max. memory is 11.5 GB. [2019-01-13 23:15:26,242 INFO L168 Benchmark]: CDTParser took 0.17 ms. Allocated memory is still 1.0 GB. Free memory is still 972.8 MB. There was no memory consumed. Max. memory is 11.5 GB. [2019-01-13 23:15:26,242 INFO L168 Benchmark]: CACSL2BoogieTranslator took 874.07 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 151.5 MB). Free memory was 936.6 MB in the beginning and 1.1 GB in the end (delta: -183.0 MB). Peak memory consumption was 31.6 MB. Max. memory is 11.5 GB. [2019-01-13 23:15:26,243 INFO L168 Benchmark]: Boogie Preprocessor took 140.90 ms. Allocated memory is still 1.2 GB. Free memory is still 1.1 GB. There was no memory consumed. Max. memory is 11.5 GB. [2019-01-13 23:15:26,243 INFO L168 Benchmark]: RCFGBuilder took 2119.73 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 1.0 GB in the end (delta: 103.2 MB). Peak memory consumption was 103.2 MB. Max. memory is 11.5 GB. [2019-01-13 23:15:26,244 INFO L168 Benchmark]: TraceAbstraction took 4477.01 ms. Allocated memory was 1.2 GB in the beginning and 1.2 GB in the end (delta: 68.2 MB). Free memory was 1.0 GB in the beginning and 1.1 GB in the end (delta: -76.9 MB). There was no memory consumed. Max. memory is 11.5 GB. [2019-01-13 23:15:26,244 INFO L168 Benchmark]: Witness Printer took 122.28 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: 7.6 MB). Peak memory consumption was 7.6 MB. Max. memory is 11.5 GB. [2019-01-13 23:15:26,250 INFO L336 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.17 ms. Allocated memory is still 1.0 GB. Free memory is still 972.8 MB. There was no memory consumed. Max. memory is 11.5 GB. * CACSL2BoogieTranslator took 874.07 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 151.5 MB). Free memory was 936.6 MB in the beginning and 1.1 GB in the end (delta: -183.0 MB). Peak memory consumption was 31.6 MB. Max. memory is 11.5 GB. * Boogie Preprocessor took 140.90 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 2119.73 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 1.0 GB in the end (delta: 103.2 MB). Peak memory consumption was 103.2 MB. Max. memory is 11.5 GB. * TraceAbstraction took 4477.01 ms. Allocated memory was 1.2 GB in the beginning and 1.2 GB in the end (delta: 68.2 MB). Free memory was 1.0 GB in the beginning and 1.1 GB in the end (delta: -76.9 MB). There was no memory consumed. Max. memory is 11.5 GB. * Witness Printer took 122.28 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: 7.6 MB). Peak memory consumption was 7.6 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: 1156]: pointer dereference always succeeds For all program executions holds that pointer dereference always succeeds at this location - PositiveResult [Line: 1156]: pointer dereference always succeeds For all program executions holds that pointer dereference always succeeds at this location - PositiveResult [Line: 1157]: pointer dereference always succeeds For all program executions holds that pointer dereference always succeeds at this location - PositiveResult [Line: 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: 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: 1256]: 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: 1344]: free always succeeds For all program executions holds that free always succeeds at this location - PositiveResult [Line: 1344]: free always succeeds For all program executions holds that free always succeeds at this location - PositiveResult [Line: 1339]: pointer dereference always succeeds For all program executions holds that pointer dereference always succeeds at this location - PositiveResult [Line: 1340]: free always succeeds For all program executions holds that free always succeeds at this location - PositiveResult [Line: 1340]: free always succeeds For all program executions holds that free always succeeds at this location - PositiveResult [Line: 1344]: free always succeeds For all program executions holds that free always succeeds at this location - PositiveResult [Line: 1339]: pointer dereference always succeeds For all program executions holds that pointer dereference always succeeds at this location - PositiveResult [Line: 1340]: free always succeeds For all program executions holds that free always succeeds at this location - PositiveResult [Line: 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: 1164]: free always succeeds For all program executions holds that free always succeeds at this location - PositiveResult [Line: 1163]: free always succeeds For all program executions holds that free always succeeds at this location - PositiveResult [Line: 1163]: 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: 1163]: free always succeeds For all program executions holds that free always succeeds at this location - PositiveResult [Line: 1164]: free always succeeds For all program executions holds that free always succeeds at this location - PositiveResult [Line: 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: 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: 1099]: 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: 1110]: pointer dereference always succeeds For all program executions holds that pointer dereference always succeeds at this location - PositiveResult [Line: 1107]: pointer dereference always succeeds For all program executions holds that pointer dereference always succeeds at this location - PositiveResult [Line: 1110]: pointer dereference always succeeds For all program executions holds that pointer dereference always succeeds at this location - PositiveResult [Line: 1107]: pointer dereference always succeeds For all program executions holds that pointer dereference always succeeds at this location - PositiveResult [Line: 1109]: pointer dereference always succeeds For all program executions holds that pointer dereference always succeeds at this location - PositiveResult [Line: 1109]: 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: 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: 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: 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: 1265]: pointer dereference always succeeds For all program executions holds that pointer dereference always succeeds at this location - PositiveResult [Line: 1126]: pointer dereference always succeeds For all program executions holds that pointer dereference always succeeds at this location - PositiveResult [Line: 1126]: pointer dereference always succeeds For all program executions holds that pointer dereference always succeeds at this location - PositiveResult [Line: 1193]: pointer dereference always succeeds For all program executions holds that pointer dereference always succeeds at this location - PositiveResult [Line: 1193]: pointer dereference always succeeds For all program executions holds that pointer dereference always succeeds at this location - PositiveResult [Line: 1146]: pointer dereference always succeeds For all program executions holds that pointer dereference always succeeds at this location - PositiveResult [Line: 1146]: pointer dereference always succeeds For all program executions holds that pointer dereference always succeeds at this location - AllSpecificationsHoldResult: All specifications hold 74 specifications checked. All of them hold - StatisticsResult: Ultimate Automizer benchmark data CFG has 48 procedures, 342 locations, 74 error locations. SAFE Result, 4.4s OverallTime, 8 OverallIterations, 1 TraceHistogramMax, 2.3s AutomataDifference, 0.0s DeadEndRemovalTime, 0.0s HoareAnnotationTime, HoareTripleCheckerStatistics: 306 SDtfs, 121 SDslu, 1285 SDs, 0 SdLazy, 837 SolverSat, 45 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 1.3s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 109 GetRequests, 31 SyntacticMatches, 1 SemanticMatches, 77 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 64 ImplicationChecksByTransitivity, 1.7s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=113occurred in iteration=0, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s AbstIntTime, 0 AbstIntIterations, 0 AbstIntStrong, NaN AbsIntWeakeningRatio, NaN AbsIntAvgWeakeningVarsNumRemoved, NaN AbsIntAvgWeakenedConjuncts, 0.0s DumpTime, AutomataMinimizationStatistics: 0.0s AutomataMinimizationTime, 8 MinimizatonAttempts, 11 StatesRemovedByMinimization, 4 NontrivialMinimizations, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: TraceCheckStatistics: 0.0s SsaConstructionTime, 0.1s SatisfiabilityAnalysisTime, 1.4s InterpolantComputationTime, 229 NumberOfCodeBlocks, 229 NumberOfCodeBlocksAsserted, 8 NumberOfCheckSat, 221 ConstructedInterpolants, 0 QuantifiedInterpolants, 23039 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 8 InterpolantComputations, 8 PerfectInterpolantSequences, 0/0 InterpolantCoveringCapability, InvariantSynthesisStatistics: No data available, InterpolantConsolidationStatistics: No data available, ReuseStatistics: No data available RESULT: Ultimate proved your program to be correct! Received shutdown request...