./Ultimate.py --spec /storage/repos/svcomp/c/properties/valid-memsafety.prp --file /storage/repos/svcomp/c/ldv-memsafety/memleaks_test21_true-valid-memsafety_true-termination.i --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for memory safety (deref-memtrack) Using default analysis Version 0ed9222f Calling Ultimate with: java -Dosgi.configuration.area=/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/config -Xmx12G -Xms1G -jar /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data -tc /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/AutomizerMemDerefMemtrack.xml -i /storage/repos/svcomp/c/ldv-memsafety/memleaks_test21_true-valid-memsafety_true-termination.i -s /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-DerefFreeMemtrack-32bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux --witnessprinter.witness.filename witness.graphml --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G valid-free) ) CHECK( init(main()), LTL(G valid-deref) ) CHECK( init(main()), LTL(G valid-memtrack) ) --witnessprinter.graph.data.producer Automizer --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash be9287769af70383956c156e3adcbcd15aa73b06 ........................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... Execution finished normally Writing output log to file Ultimate.log Result: TRUE --- Real Ultimate output --- This is Ultimate 0.1.24-0ed9222-m [2019-01-14 19:27:22,390 INFO L170 SettingsManager]: Resetting all preferences to default values... [2019-01-14 19:27:22,391 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2019-01-14 19:27:22,404 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-01-14 19:27:22,404 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-01-14 19:27:22,405 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-01-14 19:27:22,407 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-01-14 19:27:22,409 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2019-01-14 19:27:22,410 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-01-14 19:27:22,411 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-01-14 19:27:22,413 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-01-14 19:27:22,413 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-01-14 19:27:22,414 INFO L174 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-01-14 19:27:22,415 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-01-14 19:27:22,416 INFO L174 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-01-14 19:27:22,417 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-01-14 19:27:22,418 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-01-14 19:27:22,420 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-01-14 19:27:22,423 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2019-01-14 19:27:22,424 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-01-14 19:27:22,425 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-01-14 19:27:22,427 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-01-14 19:27:22,430 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-01-14 19:27:22,430 INFO L177 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-01-14 19:27:22,430 INFO L174 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-01-14 19:27:22,431 INFO L174 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-01-14 19:27:22,433 INFO L174 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-01-14 19:27:22,434 INFO L174 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-01-14 19:27:22,435 INFO L174 SettingsManager]: Resetting Witness Printer preferences to default values [2019-01-14 19:27:22,436 INFO L177 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-01-14 19:27:22,436 INFO L174 SettingsManager]: Resetting CDTParser preferences to default values [2019-01-14 19:27:22,437 INFO L177 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-01-14 19:27:22,437 INFO L177 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-01-14 19:27:22,438 INFO L174 SettingsManager]: Resetting SmtParser preferences to default values [2019-01-14 19:27:22,439 INFO L174 SettingsManager]: Resetting Witness Parser preferences to default values [2019-01-14 19:27:22,439 INFO L181 SettingsManager]: Finished resetting all preferences to default values... [2019-01-14 19:27:22,440 INFO L98 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-DerefFreeMemtrack-32bit-Automizer_Default.epf [2019-01-14 19:27:22,455 INFO L110 SettingsManager]: Loading preferences was successful [2019-01-14 19:27:22,456 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2019-01-14 19:27:22,457 INFO L131 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-01-14 19:27:22,457 INFO L133 SettingsManager]: * Create parallel compositions if possible=false [2019-01-14 19:27:22,457 INFO L133 SettingsManager]: * Use SBE=true [2019-01-14 19:27:22,457 INFO L131 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-01-14 19:27:22,458 INFO L133 SettingsManager]: * sizeof long=4 [2019-01-14 19:27:22,458 INFO L133 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2019-01-14 19:27:22,459 INFO L133 SettingsManager]: * Overapproximate operations on floating types=true [2019-01-14 19:27:22,459 INFO L133 SettingsManager]: * sizeof POINTER=4 [2019-01-14 19:27:22,459 INFO L133 SettingsManager]: * Check division by zero=IGNORE [2019-01-14 19:27:22,459 INFO L133 SettingsManager]: * Check for the main procedure if all allocated memory was freed=true [2019-01-14 19:27:22,459 INFO L133 SettingsManager]: * Bitprecise bitfields=true [2019-01-14 19:27:22,459 INFO L133 SettingsManager]: * SV-COMP memtrack compatibility mode=true [2019-01-14 19:27:22,460 INFO L133 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-01-14 19:27:22,461 INFO L133 SettingsManager]: * sizeof long double=12 [2019-01-14 19:27:22,461 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-01-14 19:27:22,461 INFO L133 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-01-14 19:27:22,461 INFO L133 SettingsManager]: * To the following directory=./dump/ [2019-01-14 19:27:22,461 INFO L133 SettingsManager]: * SMT solver=External_DefaultMode [2019-01-14 19:27:22,462 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-01-14 19:27:22,462 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-01-14 19:27:22,462 INFO L133 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-01-14 19:27:22,462 INFO L133 SettingsManager]: * Trace refinement strategy=CAMEL [2019-01-14 19:27:22,462 INFO L133 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-01-14 19:27:22,462 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G valid-free) ) CHECK( init(main()), LTL(G valid-deref) ) CHECK( init(main()), LTL(G valid-memtrack) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> be9287769af70383956c156e3adcbcd15aa73b06 [2019-01-14 19:27:22,499 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-01-14 19:27:22,512 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-01-14 19:27:22,516 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-01-14 19:27:22,517 INFO L271 PluginConnector]: Initializing CDTParser... [2019-01-14 19:27:22,518 INFO L276 PluginConnector]: CDTParser initialized [2019-01-14 19:27:22,518 INFO L418 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/svcomp/c/ldv-memsafety/memleaks_test21_true-valid-memsafety_true-termination.i [2019-01-14 19:27:22,583 INFO L221 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/735e14495/aaf0b172a0a744f998169a507d60fef5/FLAGdf9ae2cb0 [2019-01-14 19:27:23,137 INFO L307 CDTParser]: Found 1 translation units. [2019-01-14 19:27:23,138 INFO L161 CDTParser]: Scanning /storage/repos/svcomp/c/ldv-memsafety/memleaks_test21_true-valid-memsafety_true-termination.i [2019-01-14 19:27:23,158 INFO L355 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/735e14495/aaf0b172a0a744f998169a507d60fef5/FLAGdf9ae2cb0 [2019-01-14 19:27:23,399 INFO L363 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/735e14495/aaf0b172a0a744f998169a507d60fef5 [2019-01-14 19:27:23,403 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-01-14 19:27:23,404 INFO L131 ToolchainWalker]: Walking toolchain with 5 elements. [2019-01-14 19:27:23,405 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-01-14 19:27:23,406 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-01-14 19:27:23,411 INFO L276 PluginConnector]: CACSL2BoogieTranslator initialized [2019-01-14 19:27:23,412 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 14.01 07:27:23" (1/1) ... [2019-01-14 19:27:23,415 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@745daf7b and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.01 07:27:23, skipping insertion in model container [2019-01-14 19:27:23,416 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 14.01 07:27:23" (1/1) ... [2019-01-14 19:27:23,425 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-01-14 19:27:23,495 INFO L176 MainTranslator]: Built tables and reachable declarations [2019-01-14 19:27:24,011 INFO L208 PostProcessor]: Analyzing one entry point: main [2019-01-14 19:27:24,033 INFO L191 MainTranslator]: Completed pre-run [2019-01-14 19:27:24,183 INFO L208 PostProcessor]: Analyzing one entry point: main [2019-01-14 19:27:24,260 INFO L195 MainTranslator]: Completed translation [2019-01-14 19:27:24,261 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.01 07:27:24 WrapperNode [2019-01-14 19:27:24,261 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-01-14 19:27:24,261 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-01-14 19:27:24,262 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-01-14 19:27:24,262 INFO L276 PluginConnector]: Boogie Preprocessor initialized [2019-01-14 19:27:24,276 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.01 07:27:24" (1/1) ... [2019-01-14 19:27:24,277 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.01 07:27:24" (1/1) ... [2019-01-14 19:27:24,299 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.01 07:27:24" (1/1) ... [2019-01-14 19:27:24,300 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.01 07:27:24" (1/1) ... [2019-01-14 19:27:24,335 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.01 07:27:24" (1/1) ... [2019-01-14 19:27:24,342 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.01 07:27:24" (1/1) ... [2019-01-14 19:27:24,349 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.01 07:27:24" (1/1) ... [2019-01-14 19:27:24,359 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-01-14 19:27:24,360 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2019-01-14 19:27:24,360 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2019-01-14 19:27:24,360 INFO L276 PluginConnector]: RCFGBuilder initialized [2019-01-14 19:27:24,361 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.01 07:27:24" (1/1) ... No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-01-14 19:27:24,417 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2019-01-14 19:27:24,418 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2019-01-14 19:27:24,418 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~TO~VOID [2019-01-14 19:27:24,418 INFO L138 BoogieDeclarations]: Found implementation of procedure __bswap_32 [2019-01-14 19:27:24,418 INFO L138 BoogieDeclarations]: Found implementation of procedure __bswap_64 [2019-01-14 19:27:24,418 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_nonpositive [2019-01-14 19:27:24,418 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_positive [2019-01-14 19:27:24,418 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_malloc [2019-01-14 19:27:24,419 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_zalloc [2019-01-14 19:27:24,419 INFO L138 BoogieDeclarations]: Found implementation of procedure LDV_INIT_LIST_HEAD [2019-01-14 19:27:24,419 INFO L138 BoogieDeclarations]: Found implementation of procedure __ldv_list_add [2019-01-14 19:27:24,419 INFO L138 BoogieDeclarations]: Found implementation of procedure __ldv_list_del [2019-01-14 19:27:24,419 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_list_add [2019-01-14 19:27:24,419 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_list_add_tail [2019-01-14 19:27:24,419 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_list_del [2019-01-14 19:27:24,420 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_msg_alloc [2019-01-14 19:27:24,421 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_msg_fill [2019-01-14 19:27:24,421 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_msg_free [2019-01-14 19:27:24,422 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_submit_msg [2019-01-14 19:27:24,422 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_destroy_msgs [2019-01-14 19:27:24,422 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_dev_get_drvdata [2019-01-14 19:27:24,422 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_dev_set_drvdata [2019-01-14 19:27:24,422 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_atomic_add_return [2019-01-14 19:27:24,422 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_atomic_sub_return [2019-01-14 19:27:24,423 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_kref_sub [2019-01-14 19:27:24,423 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_kref_init [2019-01-14 19:27:24,423 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_kref_get [2019-01-14 19:27:24,423 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_kref_put [2019-01-14 19:27:24,423 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_kobject_del [2019-01-14 19:27:24,423 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_kobject_cleanup [2019-01-14 19:27:24,423 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_kobject_release [2019-01-14 19:27:24,424 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_kobject_put [2019-01-14 19:27:24,424 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_kobject_get [2019-01-14 19:27:24,424 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_kobject_init_internal [2019-01-14 19:27:24,424 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_kobject_init [2019-01-14 19:27:24,424 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_kobject_create [2019-01-14 19:27:24,424 INFO L138 BoogieDeclarations]: Found implementation of procedure f [2019-01-14 19:27:24,425 INFO L138 BoogieDeclarations]: Found implementation of procedure g [2019-01-14 19:27:24,425 INFO L138 BoogieDeclarations]: Found implementation of procedure alloc_21 [2019-01-14 19:27:24,425 INFO L138 BoogieDeclarations]: Found implementation of procedure free_21 [2019-01-14 19:27:24,425 INFO L138 BoogieDeclarations]: Found implementation of procedure entry_point [2019-01-14 19:27:24,425 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2019-01-14 19:27:24,425 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset [2019-01-14 19:27:24,426 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.meminit [2019-01-14 19:27:24,426 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy [2019-01-14 19:27:24,426 INFO L130 BoogieDeclarations]: Found specification of procedure __bswap_32 [2019-01-14 19:27:24,426 INFO L130 BoogieDeclarations]: Found specification of procedure __bswap_64 [2019-01-14 19:27:24,426 INFO L130 BoogieDeclarations]: Found specification of procedure __ctype_get_mb_cur_max [2019-01-14 19:27:24,426 INFO L130 BoogieDeclarations]: Found specification of procedure atof [2019-01-14 19:27:24,427 INFO L130 BoogieDeclarations]: Found specification of procedure atoi [2019-01-14 19:27:24,427 INFO L130 BoogieDeclarations]: Found specification of procedure atol [2019-01-14 19:27:24,427 INFO L130 BoogieDeclarations]: Found specification of procedure atoll [2019-01-14 19:27:24,427 INFO L130 BoogieDeclarations]: Found specification of procedure strtod [2019-01-14 19:27:24,427 INFO L130 BoogieDeclarations]: Found specification of procedure strtof [2019-01-14 19:27:24,427 INFO L130 BoogieDeclarations]: Found specification of procedure strtold [2019-01-14 19:27:24,428 INFO L130 BoogieDeclarations]: Found specification of procedure strtol [2019-01-14 19:27:24,428 INFO L130 BoogieDeclarations]: Found specification of procedure strtoul [2019-01-14 19:27:24,428 INFO L130 BoogieDeclarations]: Found specification of procedure strtoq [2019-01-14 19:27:24,428 INFO L130 BoogieDeclarations]: Found specification of procedure strtouq [2019-01-14 19:27:24,428 INFO L130 BoogieDeclarations]: Found specification of procedure strtoll [2019-01-14 19:27:24,428 INFO L130 BoogieDeclarations]: Found specification of procedure strtoull [2019-01-14 19:27:24,428 INFO L130 BoogieDeclarations]: Found specification of procedure l64a [2019-01-14 19:27:24,429 INFO L130 BoogieDeclarations]: Found specification of procedure a64l [2019-01-14 19:27:24,429 INFO L130 BoogieDeclarations]: Found specification of procedure select [2019-01-14 19:27:24,429 INFO L130 BoogieDeclarations]: Found specification of procedure pselect [2019-01-14 19:27:24,429 INFO L130 BoogieDeclarations]: Found specification of procedure gnu_dev_major [2019-01-14 19:27:24,429 INFO L130 BoogieDeclarations]: Found specification of procedure gnu_dev_minor [2019-01-14 19:27:24,429 INFO L130 BoogieDeclarations]: Found specification of procedure gnu_dev_makedev [2019-01-14 19:27:24,430 INFO L130 BoogieDeclarations]: Found specification of procedure random [2019-01-14 19:27:24,430 INFO L130 BoogieDeclarations]: Found specification of procedure srandom [2019-01-14 19:27:24,430 INFO L130 BoogieDeclarations]: Found specification of procedure initstate [2019-01-14 19:27:24,430 INFO L130 BoogieDeclarations]: Found specification of procedure setstate [2019-01-14 19:27:24,430 INFO L130 BoogieDeclarations]: Found specification of procedure random_r [2019-01-14 19:27:24,430 INFO L130 BoogieDeclarations]: Found specification of procedure srandom_r [2019-01-14 19:27:24,430 INFO L130 BoogieDeclarations]: Found specification of procedure initstate_r [2019-01-14 19:27:24,430 INFO L130 BoogieDeclarations]: Found specification of procedure setstate_r [2019-01-14 19:27:24,431 INFO L130 BoogieDeclarations]: Found specification of procedure rand [2019-01-14 19:27:24,431 INFO L130 BoogieDeclarations]: Found specification of procedure srand [2019-01-14 19:27:24,431 INFO L130 BoogieDeclarations]: Found specification of procedure rand_r [2019-01-14 19:27:24,431 INFO L130 BoogieDeclarations]: Found specification of procedure drand48 [2019-01-14 19:27:24,432 INFO L130 BoogieDeclarations]: Found specification of procedure erand48 [2019-01-14 19:27:24,432 INFO L130 BoogieDeclarations]: Found specification of procedure lrand48 [2019-01-14 19:27:24,432 INFO L130 BoogieDeclarations]: Found specification of procedure nrand48 [2019-01-14 19:27:24,432 INFO L130 BoogieDeclarations]: Found specification of procedure mrand48 [2019-01-14 19:27:24,432 INFO L130 BoogieDeclarations]: Found specification of procedure jrand48 [2019-01-14 19:27:24,432 INFO L130 BoogieDeclarations]: Found specification of procedure srand48 [2019-01-14 19:27:24,432 INFO L130 BoogieDeclarations]: Found specification of procedure seed48 [2019-01-14 19:27:24,432 INFO L130 BoogieDeclarations]: Found specification of procedure lcong48 [2019-01-14 19:27:24,433 INFO L130 BoogieDeclarations]: Found specification of procedure drand48_r [2019-01-14 19:27:24,433 INFO L130 BoogieDeclarations]: Found specification of procedure erand48_r [2019-01-14 19:27:24,433 INFO L130 BoogieDeclarations]: Found specification of procedure lrand48_r [2019-01-14 19:27:24,433 INFO L130 BoogieDeclarations]: Found specification of procedure nrand48_r [2019-01-14 19:27:24,433 INFO L130 BoogieDeclarations]: Found specification of procedure mrand48_r [2019-01-14 19:27:24,433 INFO L130 BoogieDeclarations]: Found specification of procedure jrand48_r [2019-01-14 19:27:24,433 INFO L130 BoogieDeclarations]: Found specification of procedure srand48_r [2019-01-14 19:27:24,433 INFO L130 BoogieDeclarations]: Found specification of procedure seed48_r [2019-01-14 19:27:24,434 INFO L130 BoogieDeclarations]: Found specification of procedure lcong48_r [2019-01-14 19:27:24,435 INFO L130 BoogieDeclarations]: Found specification of procedure malloc [2019-01-14 19:27:24,435 INFO L130 BoogieDeclarations]: Found specification of procedure calloc [2019-01-14 19:27:24,435 INFO L130 BoogieDeclarations]: Found specification of procedure realloc [2019-01-14 19:27:24,435 INFO L130 BoogieDeclarations]: Found specification of procedure free [2019-01-14 19:27:24,435 INFO L130 BoogieDeclarations]: Found specification of procedure cfree [2019-01-14 19:27:24,435 INFO L130 BoogieDeclarations]: Found specification of procedure alloca [2019-01-14 19:27:24,436 INFO L130 BoogieDeclarations]: Found specification of procedure valloc [2019-01-14 19:27:24,436 INFO L130 BoogieDeclarations]: Found specification of procedure posix_memalign [2019-01-14 19:27:24,437 INFO L130 BoogieDeclarations]: Found specification of procedure abort [2019-01-14 19:27:24,437 INFO L130 BoogieDeclarations]: Found specification of procedure atexit [2019-01-14 19:27:24,437 INFO L130 BoogieDeclarations]: Found specification of procedure on_exit [2019-01-14 19:27:24,437 INFO L130 BoogieDeclarations]: Found specification of procedure exit [2019-01-14 19:27:24,437 INFO L130 BoogieDeclarations]: Found specification of procedure _Exit [2019-01-14 19:27:24,437 INFO L130 BoogieDeclarations]: Found specification of procedure getenv [2019-01-14 19:27:24,437 INFO L130 BoogieDeclarations]: Found specification of procedure putenv [2019-01-14 19:27:24,437 INFO L130 BoogieDeclarations]: Found specification of procedure setenv [2019-01-14 19:27:24,438 INFO L130 BoogieDeclarations]: Found specification of procedure unsetenv [2019-01-14 19:27:24,438 INFO L130 BoogieDeclarations]: Found specification of procedure clearenv [2019-01-14 19:27:24,438 INFO L130 BoogieDeclarations]: Found specification of procedure mktemp [2019-01-14 19:27:24,438 INFO L130 BoogieDeclarations]: Found specification of procedure mkstemp [2019-01-14 19:27:24,438 INFO L130 BoogieDeclarations]: Found specification of procedure mkstemps [2019-01-14 19:27:24,438 INFO L130 BoogieDeclarations]: Found specification of procedure mkdtemp [2019-01-14 19:27:24,438 INFO L130 BoogieDeclarations]: Found specification of procedure system [2019-01-14 19:27:24,438 INFO L130 BoogieDeclarations]: Found specification of procedure realpath [2019-01-14 19:27:24,439 INFO L130 BoogieDeclarations]: Found specification of procedure bsearch [2019-01-14 19:27:24,440 INFO L130 BoogieDeclarations]: Found specification of procedure qsort [2019-01-14 19:27:24,441 INFO L130 BoogieDeclarations]: Found specification of procedure abs [2019-01-14 19:27:24,441 INFO L130 BoogieDeclarations]: Found specification of procedure labs [2019-01-14 19:27:24,441 INFO L130 BoogieDeclarations]: Found specification of procedure llabs [2019-01-14 19:27:24,441 INFO L130 BoogieDeclarations]: Found specification of procedure div [2019-01-14 19:27:24,441 INFO L130 BoogieDeclarations]: Found specification of procedure ldiv [2019-01-14 19:27:24,441 INFO L130 BoogieDeclarations]: Found specification of procedure lldiv [2019-01-14 19:27:24,441 INFO L130 BoogieDeclarations]: Found specification of procedure ecvt [2019-01-14 19:27:24,441 INFO L130 BoogieDeclarations]: Found specification of procedure fcvt [2019-01-14 19:27:24,442 INFO L130 BoogieDeclarations]: Found specification of procedure gcvt [2019-01-14 19:27:24,443 INFO L130 BoogieDeclarations]: Found specification of procedure qecvt [2019-01-14 19:27:24,443 INFO L130 BoogieDeclarations]: Found specification of procedure qfcvt [2019-01-14 19:27:24,443 INFO L130 BoogieDeclarations]: Found specification of procedure qgcvt [2019-01-14 19:27:24,443 INFO L130 BoogieDeclarations]: Found specification of procedure ecvt_r [2019-01-14 19:27:24,443 INFO L130 BoogieDeclarations]: Found specification of procedure fcvt_r [2019-01-14 19:27:24,443 INFO L130 BoogieDeclarations]: Found specification of procedure qecvt_r [2019-01-14 19:27:24,443 INFO L130 BoogieDeclarations]: Found specification of procedure qfcvt_r [2019-01-14 19:27:24,444 INFO L130 BoogieDeclarations]: Found specification of procedure mblen [2019-01-14 19:27:24,444 INFO L130 BoogieDeclarations]: Found specification of procedure mbtowc [2019-01-14 19:27:24,444 INFO L130 BoogieDeclarations]: Found specification of procedure wctomb [2019-01-14 19:27:24,444 INFO L130 BoogieDeclarations]: Found specification of procedure mbstowcs [2019-01-14 19:27:24,444 INFO L130 BoogieDeclarations]: Found specification of procedure wcstombs [2019-01-14 19:27:24,444 INFO L130 BoogieDeclarations]: Found specification of procedure rpmatch [2019-01-14 19:27:24,444 INFO L130 BoogieDeclarations]: Found specification of procedure getsubopt [2019-01-14 19:27:24,444 INFO L130 BoogieDeclarations]: Found specification of procedure getloadavg [2019-01-14 19:27:24,445 INFO L130 BoogieDeclarations]: Found specification of procedure kfree [2019-01-14 19:27:24,447 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_int [2019-01-14 19:27:24,447 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_pointer [2019-01-14 19:27:24,447 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_nonpositive [2019-01-14 19:27:24,447 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_positive [2019-01-14 19:27:24,447 INFO L130 BoogieDeclarations]: Found specification of procedure memcpy [2019-01-14 19:27:24,447 INFO L130 BoogieDeclarations]: Found specification of procedure memset [2019-01-14 19:27:24,448 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_malloc [2019-01-14 19:27:24,448 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2019-01-14 19:27:24,448 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_zalloc [2019-01-14 19:27:24,448 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.meminit [2019-01-14 19:27:24,448 INFO L130 BoogieDeclarations]: Found specification of procedure LDV_INIT_LIST_HEAD [2019-01-14 19:27:24,448 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2019-01-14 19:27:24,448 INFO L130 BoogieDeclarations]: Found specification of procedure __ldv_list_add [2019-01-14 19:27:24,448 INFO L130 BoogieDeclarations]: Found specification of procedure __ldv_list_del [2019-01-14 19:27:24,449 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_list_add [2019-01-14 19:27:24,449 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2019-01-14 19:27:24,449 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_list_add_tail [2019-01-14 19:27:24,449 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_list_del [2019-01-14 19:27:24,449 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_msg_alloc [2019-01-14 19:27:24,449 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_msg_fill [2019-01-14 19:27:24,449 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy [2019-01-14 19:27:24,449 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_msg_free [2019-01-14 19:27:24,449 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2019-01-14 19:27:24,450 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_submit_msg [2019-01-14 19:27:24,452 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_destroy_msgs [2019-01-14 19:27:24,452 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_dev_get_drvdata [2019-01-14 19:27:24,452 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_dev_set_drvdata [2019-01-14 19:27:24,452 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_atomic_add_return [2019-01-14 19:27:24,453 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2019-01-14 19:27:24,453 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2019-01-14 19:27:24,453 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_atomic_sub_return [2019-01-14 19:27:24,453 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_kref_sub [2019-01-14 19:27:24,453 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~TO~VOID [2019-01-14 19:27:24,453 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_kref_init [2019-01-14 19:27:24,453 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_kref_get [2019-01-14 19:27:24,453 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_kref_put [2019-01-14 19:27:24,454 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_kobject_del [2019-01-14 19:27:24,454 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_kobject_cleanup [2019-01-14 19:27:24,454 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_kobject_release [2019-01-14 19:27:24,454 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_kobject_put [2019-01-14 19:27:24,454 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_kobject_get [2019-01-14 19:27:24,454 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_kobject_init_internal [2019-01-14 19:27:24,454 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_kobject_init [2019-01-14 19:27:24,454 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_kobject_create [2019-01-14 19:27:24,455 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset [2019-01-14 19:27:24,455 INFO L130 BoogieDeclarations]: Found specification of procedure f [2019-01-14 19:27:24,457 INFO L130 BoogieDeclarations]: Found specification of procedure g [2019-01-14 19:27:24,457 INFO L130 BoogieDeclarations]: Found specification of procedure alloc_21 [2019-01-14 19:27:24,457 INFO L130 BoogieDeclarations]: Found specification of procedure free_21 [2019-01-14 19:27:24,457 INFO L130 BoogieDeclarations]: Found specification of procedure entry_point [2019-01-14 19:27:24,458 INFO L130 BoogieDeclarations]: Found specification of procedure main [2019-01-14 19:27:24,458 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2019-01-14 19:27:24,458 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2019-01-14 19:27:24,458 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$ [2019-01-14 19:27:24,458 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2019-01-14 19:27:24,458 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$ [2019-01-14 19:27:24,458 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$ [2019-01-14 19:27:24,458 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int [2019-01-14 19:27:24,458 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int [2019-01-14 19:27:25,238 WARN L745 $ProcedureCfgBuilder]: Label in the middle of a codeblock. [2019-01-14 19:27:25,821 WARN L745 $ProcedureCfgBuilder]: Label in the middle of a codeblock. [2019-01-14 19:27:26,462 INFO L281 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2019-01-14 19:27:26,463 INFO L286 CfgBuilder]: Removed 1 assue(true) statements. [2019-01-14 19:27:26,464 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 14.01 07:27:26 BoogieIcfgContainer [2019-01-14 19:27:26,464 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2019-01-14 19:27:26,465 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2019-01-14 19:27:26,465 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2019-01-14 19:27:26,467 INFO L276 PluginConnector]: TraceAbstraction initialized [2019-01-14 19:27:26,468 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 14.01 07:27:23" (1/3) ... [2019-01-14 19:27:26,468 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@1f4c65bd and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 14.01 07:27:26, skipping insertion in model container [2019-01-14 19:27:26,469 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.01 07:27:24" (2/3) ... [2019-01-14 19:27:26,469 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@1f4c65bd and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 14.01 07:27:26, skipping insertion in model container [2019-01-14 19:27:26,469 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 14.01 07:27:26" (3/3) ... [2019-01-14 19:27:26,471 INFO L112 eAbstractionObserver]: Analyzing ICFG memleaks_test21_true-valid-memsafety_true-termination.i [2019-01-14 19:27:26,479 INFO L156 ceAbstractionStarter]: Automizer settings: Hoare:false NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2019-01-14 19:27:26,486 INFO L168 ceAbstractionStarter]: Appying trace abstraction to program that has 74 error locations. [2019-01-14 19:27:26,503 INFO L257 AbstractCegarLoop]: Starting to check reachability of 74 error locations. [2019-01-14 19:27:26,524 INFO L133 ementStrategyFactory]: Using default assertion order modulation [2019-01-14 19:27:26,525 INFO L382 AbstractCegarLoop]: Interprodecural is true [2019-01-14 19:27:26,525 INFO L383 AbstractCegarLoop]: Hoare is false [2019-01-14 19:27:26,526 INFO L384 AbstractCegarLoop]: Compute interpolants for FPandBP [2019-01-14 19:27:26,526 INFO L385 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2019-01-14 19:27:26,526 INFO L386 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2019-01-14 19:27:26,526 INFO L387 AbstractCegarLoop]: Difference is false [2019-01-14 19:27:26,526 INFO L388 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2019-01-14 19:27:26,526 INFO L393 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2019-01-14 19:27:26,544 INFO L276 IsEmpty]: Start isEmpty. Operand 105 states. [2019-01-14 19:27:26,554 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2019-01-14 19:27:26,554 INFO L394 BasicCegarLoop]: Found error trace [2019-01-14 19:27:26,555 INFO L402 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-01-14 19:27:26,559 INFO L423 AbstractCegarLoop]: === Iteration 1 === [ldv_kref_initErr0REQUIRES_VIOLATION, ldv_kref_initErr1REQUIRES_VIOLATION, ldv_list_addErr1REQUIRES_VIOLATION, ldv_list_addErr0REQUIRES_VIOLATION, ldv_kobject_createErr1REQUIRES_VIOLATION, ldv_kobject_createErr0REQUIRES_VIOLATION, ldv_destroy_msgsErr3REQUIRES_VIOLATION, ldv_destroy_msgsErr5REQUIRES_VIOLATION, ldv_destroy_msgsErr4REQUIRES_VIOLATION, ldv_destroy_msgsErr1REQUIRES_VIOLATION, ldv_destroy_msgsErr0REQUIRES_VIOLATION, ldv_destroy_msgsErr2REQUIRES_VIOLATION, ldv_msg_fillErr0REQUIRES_VIOLATION, ldv_msg_fillErr1REQUIRES_VIOLATION, ldv_msg_fillErr2REQUIRES_VIOLATION, ldv_msg_fillErr3REQUIRES_VIOLATION, ldv_msg_fillErr4REQUIRES_VIOLATION, ldv_msg_fillErr5REQUIRES_VIOLATION, ldv_atomic_add_returnErr1REQUIRES_VIOLATION, ldv_atomic_add_returnErr0REQUIRES_VIOLATION, ldv_atomic_add_returnErr2REQUIRES_VIOLATION, ldv_atomic_add_returnErr3REQUIRES_VIOLATION, __ldv_list_delErr3REQUIRES_VIOLATION, __ldv_list_delErr2REQUIRES_VIOLATION, __ldv_list_delErr0REQUIRES_VIOLATION, __ldv_list_delErr1REQUIRES_VIOLATION, ldv_kobject_cleanupErr2ASSERT_VIOLATIONMEMORY_FREE, ldv_kobject_cleanupErr7ASSERT_VIOLATIONMEMORY_FREE, ldv_kobject_cleanupErr1REQUIRES_VIOLATION, ldv_kobject_cleanupErr0REQUIRES_VIOLATION, ldv_kobject_cleanupErr3ASSERT_VIOLATIONMEMORY_FREE, ldv_kobject_cleanupErr6ASSERT_VIOLATIONMEMORY_FREE, ldv_kobject_cleanupErr4ASSERT_VIOLATIONMEMORY_FREE, ldv_kobject_cleanupErr5ASSERT_VIOLATIONMEMORY_FREE, ldv_msg_freeErr5ASSERT_VIOLATIONMEMORY_FREE, ldv_msg_freeErr2ASSERT_VIOLATIONMEMORY_FREE, ldv_msg_freeErr3ASSERT_VIOLATIONMEMORY_FREE, ldv_msg_freeErr1REQUIRES_VIOLATION, ldv_msg_freeErr4ASSERT_VIOLATIONMEMORY_FREE, ldv_msg_freeErr0REQUIRES_VIOLATION, ldv_msg_freeErr6ASSERT_VIOLATIONMEMORY_FREE, ldv_msg_freeErr7ASSERT_VIOLATIONMEMORY_FREE, mainErr0ENSURES_VIOLATIONMEMORY_LEAK, LDV_INIT_LIST_HEADErr2REQUIRES_VIOLATION, LDV_INIT_LIST_HEADErr0REQUIRES_VIOLATION, LDV_INIT_LIST_HEADErr1REQUIRES_VIOLATION, LDV_INIT_LIST_HEADErr3REQUIRES_VIOLATION, ldv_list_delErr2REQUIRES_VIOLATION, ldv_list_delErr0REQUIRES_VIOLATION, ldv_list_delErr1REQUIRES_VIOLATION, ldv_list_delErr3REQUIRES_VIOLATION, __ldv_list_addErr4REQUIRES_VIOLATION, __ldv_list_addErr5REQUIRES_VIOLATION, __ldv_list_addErr3REQUIRES_VIOLATION, __ldv_list_addErr7REQUIRES_VIOLATION, __ldv_list_addErr2REQUIRES_VIOLATION, __ldv_list_addErr0REQUIRES_VIOLATION, __ldv_list_addErr1REQUIRES_VIOLATION, __ldv_list_addErr6REQUIRES_VIOLATION, free_21Err0ASSERT_VIOLATIONMEMORY_FREE, free_21Err2ASSERT_VIOLATIONMEMORY_FREE, free_21Err1ASSERT_VIOLATIONMEMORY_FREE, ldv_dev_set_drvdataErr0REQUIRES_VIOLATION, ldv_dev_set_drvdataErr1REQUIRES_VIOLATION, ldv_atomic_sub_returnErr1REQUIRES_VIOLATION, ldv_atomic_sub_returnErr0REQUIRES_VIOLATION, ldv_atomic_sub_returnErr2REQUIRES_VIOLATION, ldv_atomic_sub_returnErr3REQUIRES_VIOLATION, ldv_list_add_tailErr1REQUIRES_VIOLATION, ldv_list_add_tailErr0REQUIRES_VIOLATION, ldv_dev_get_drvdataErr0REQUIRES_VIOLATION, ldv_dev_get_drvdataErr1REQUIRES_VIOLATION, ldv_msg_allocErr0REQUIRES_VIOLATION, ldv_msg_allocErr1REQUIRES_VIOLATION]=== [2019-01-14 19:27:26,565 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-01-14 19:27:26,565 INFO L82 PathProgramCache]: Analyzing trace with hash 2141603445, now seen corresponding path program 1 times [2019-01-14 19:27:26,567 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2019-01-14 19:27:26,568 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2019-01-14 19:27:26,631 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-01-14 19:27:26,631 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-01-14 19:27:26,631 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-01-14 19:27:26,703 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-01-14 19:27:27,275 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-01-14 19:27:27,278 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-01-14 19:27:27,278 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [10] imperfect sequences [] total 10 [2019-01-14 19:27:27,283 INFO L459 AbstractCegarLoop]: Interpolant automaton has 11 states [2019-01-14 19:27:27,294 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 11 interpolants. [2019-01-14 19:27:27,295 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=19, Invalid=91, Unknown=0, NotChecked=0, Total=110 [2019-01-14 19:27:27,297 INFO L87 Difference]: Start difference. First operand 105 states. Second operand 11 states. [2019-01-14 19:27:27,847 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-01-14 19:27:27,847 INFO L93 Difference]: Finished difference Result 52 states and 54 transitions. [2019-01-14 19:27:27,850 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2019-01-14 19:27:27,851 INFO L78 Accepts]: Start accepts. Automaton has 11 states. Word has length 21 [2019-01-14 19:27:27,852 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-01-14 19:27:27,863 INFO L225 Difference]: With dead ends: 52 [2019-01-14 19:27:27,863 INFO L226 Difference]: Without dead ends: 49 [2019-01-14 19:27:27,865 INFO L631 BasicCegarLoop]: 0 DeclaredPredicates, 13 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 12 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 2 ImplicationChecksByTransitivity, 0.6s TimeCoverageRelationStatistics Valid=33, Invalid=149, Unknown=0, NotChecked=0, Total=182 [2019-01-14 19:27:27,884 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 49 states. [2019-01-14 19:27:27,902 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 49 to 43. [2019-01-14 19:27:27,904 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 43 states. [2019-01-14 19:27:27,905 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 43 states to 43 states and 47 transitions. [2019-01-14 19:27:27,907 INFO L78 Accepts]: Start accepts. Automaton has 43 states and 47 transitions. Word has length 21 [2019-01-14 19:27:27,907 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-01-14 19:27:27,907 INFO L480 AbstractCegarLoop]: Abstraction has 43 states and 47 transitions. [2019-01-14 19:27:27,907 INFO L481 AbstractCegarLoop]: Interpolant automaton has 11 states. [2019-01-14 19:27:27,908 INFO L276 IsEmpty]: Start isEmpty. Operand 43 states and 47 transitions. [2019-01-14 19:27:27,908 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2019-01-14 19:27:27,909 INFO L394 BasicCegarLoop]: Found error trace [2019-01-14 19:27:27,909 INFO L402 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-01-14 19:27:27,910 INFO L423 AbstractCegarLoop]: === Iteration 2 === [ldv_kref_initErr0REQUIRES_VIOLATION, ldv_kref_initErr1REQUIRES_VIOLATION, ldv_list_addErr1REQUIRES_VIOLATION, ldv_list_addErr0REQUIRES_VIOLATION, ldv_kobject_createErr1REQUIRES_VIOLATION, ldv_kobject_createErr0REQUIRES_VIOLATION, ldv_destroy_msgsErr3REQUIRES_VIOLATION, ldv_destroy_msgsErr5REQUIRES_VIOLATION, ldv_destroy_msgsErr4REQUIRES_VIOLATION, ldv_destroy_msgsErr1REQUIRES_VIOLATION, ldv_destroy_msgsErr0REQUIRES_VIOLATION, ldv_destroy_msgsErr2REQUIRES_VIOLATION, ldv_msg_fillErr0REQUIRES_VIOLATION, ldv_msg_fillErr1REQUIRES_VIOLATION, ldv_msg_fillErr2REQUIRES_VIOLATION, ldv_msg_fillErr3REQUIRES_VIOLATION, ldv_msg_fillErr4REQUIRES_VIOLATION, ldv_msg_fillErr5REQUIRES_VIOLATION, ldv_atomic_add_returnErr1REQUIRES_VIOLATION, ldv_atomic_add_returnErr0REQUIRES_VIOLATION, ldv_atomic_add_returnErr2REQUIRES_VIOLATION, ldv_atomic_add_returnErr3REQUIRES_VIOLATION, __ldv_list_delErr3REQUIRES_VIOLATION, __ldv_list_delErr2REQUIRES_VIOLATION, __ldv_list_delErr0REQUIRES_VIOLATION, __ldv_list_delErr1REQUIRES_VIOLATION, ldv_kobject_cleanupErr2ASSERT_VIOLATIONMEMORY_FREE, ldv_kobject_cleanupErr7ASSERT_VIOLATIONMEMORY_FREE, ldv_kobject_cleanupErr1REQUIRES_VIOLATION, ldv_kobject_cleanupErr0REQUIRES_VIOLATION, ldv_kobject_cleanupErr3ASSERT_VIOLATIONMEMORY_FREE, ldv_kobject_cleanupErr6ASSERT_VIOLATIONMEMORY_FREE, ldv_kobject_cleanupErr4ASSERT_VIOLATIONMEMORY_FREE, ldv_kobject_cleanupErr5ASSERT_VIOLATIONMEMORY_FREE, ldv_msg_freeErr5ASSERT_VIOLATIONMEMORY_FREE, ldv_msg_freeErr2ASSERT_VIOLATIONMEMORY_FREE, ldv_msg_freeErr3ASSERT_VIOLATIONMEMORY_FREE, ldv_msg_freeErr1REQUIRES_VIOLATION, ldv_msg_freeErr4ASSERT_VIOLATIONMEMORY_FREE, ldv_msg_freeErr0REQUIRES_VIOLATION, ldv_msg_freeErr6ASSERT_VIOLATIONMEMORY_FREE, ldv_msg_freeErr7ASSERT_VIOLATIONMEMORY_FREE, mainErr0ENSURES_VIOLATIONMEMORY_LEAK, LDV_INIT_LIST_HEADErr2REQUIRES_VIOLATION, LDV_INIT_LIST_HEADErr0REQUIRES_VIOLATION, LDV_INIT_LIST_HEADErr1REQUIRES_VIOLATION, LDV_INIT_LIST_HEADErr3REQUIRES_VIOLATION, ldv_list_delErr2REQUIRES_VIOLATION, ldv_list_delErr0REQUIRES_VIOLATION, ldv_list_delErr1REQUIRES_VIOLATION, ldv_list_delErr3REQUIRES_VIOLATION, __ldv_list_addErr4REQUIRES_VIOLATION, __ldv_list_addErr5REQUIRES_VIOLATION, __ldv_list_addErr3REQUIRES_VIOLATION, __ldv_list_addErr7REQUIRES_VIOLATION, __ldv_list_addErr2REQUIRES_VIOLATION, __ldv_list_addErr0REQUIRES_VIOLATION, __ldv_list_addErr1REQUIRES_VIOLATION, __ldv_list_addErr6REQUIRES_VIOLATION, free_21Err0ASSERT_VIOLATIONMEMORY_FREE, free_21Err2ASSERT_VIOLATIONMEMORY_FREE, free_21Err1ASSERT_VIOLATIONMEMORY_FREE, ldv_dev_set_drvdataErr0REQUIRES_VIOLATION, ldv_dev_set_drvdataErr1REQUIRES_VIOLATION, ldv_atomic_sub_returnErr1REQUIRES_VIOLATION, ldv_atomic_sub_returnErr0REQUIRES_VIOLATION, ldv_atomic_sub_returnErr2REQUIRES_VIOLATION, ldv_atomic_sub_returnErr3REQUIRES_VIOLATION, ldv_list_add_tailErr1REQUIRES_VIOLATION, ldv_list_add_tailErr0REQUIRES_VIOLATION, ldv_dev_get_drvdataErr0REQUIRES_VIOLATION, ldv_dev_get_drvdataErr1REQUIRES_VIOLATION, ldv_msg_allocErr0REQUIRES_VIOLATION, ldv_msg_allocErr1REQUIRES_VIOLATION]=== [2019-01-14 19:27:27,910 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-01-14 19:27:27,911 INFO L82 PathProgramCache]: Analyzing trace with hash -410553516, now seen corresponding path program 1 times [2019-01-14 19:27:27,915 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2019-01-14 19:27:27,916 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2019-01-14 19:27:27,918 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-01-14 19:27:27,918 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-01-14 19:27:27,918 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-01-14 19:27:27,936 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-01-14 19:27:27,997 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-01-14 19:27:27,998 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-01-14 19:27:28,001 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2019-01-14 19:27:28,003 INFO L459 AbstractCegarLoop]: Interpolant automaton has 5 states [2019-01-14 19:27:28,005 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2019-01-14 19:27:28,005 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2019-01-14 19:27:28,006 INFO L87 Difference]: Start difference. First operand 43 states and 47 transitions. Second operand 5 states. [2019-01-14 19:27:28,075 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-01-14 19:27:28,075 INFO L93 Difference]: Finished difference Result 49 states and 53 transitions. [2019-01-14 19:27:28,076 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2019-01-14 19:27:28,076 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 21 [2019-01-14 19:27:28,077 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-01-14 19:27:28,079 INFO L225 Difference]: With dead ends: 49 [2019-01-14 19:27:28,079 INFO L226 Difference]: Without dead ends: 49 [2019-01-14 19:27:28,080 INFO L631 BasicCegarLoop]: 0 DeclaredPredicates, 5 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2019-01-14 19:27:28,080 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 49 states. [2019-01-14 19:27:28,087 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 49 to 47. [2019-01-14 19:27:28,087 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 47 states. [2019-01-14 19:27:28,088 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 47 states to 47 states and 51 transitions. [2019-01-14 19:27:28,089 INFO L78 Accepts]: Start accepts. Automaton has 47 states and 51 transitions. Word has length 21 [2019-01-14 19:27:28,090 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-01-14 19:27:28,090 INFO L480 AbstractCegarLoop]: Abstraction has 47 states and 51 transitions. [2019-01-14 19:27:28,090 INFO L481 AbstractCegarLoop]: Interpolant automaton has 5 states. [2019-01-14 19:27:28,090 INFO L276 IsEmpty]: Start isEmpty. Operand 47 states and 51 transitions. [2019-01-14 19:27:28,092 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2019-01-14 19:27:28,092 INFO L394 BasicCegarLoop]: Found error trace [2019-01-14 19:27:28,092 INFO L402 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-01-14 19:27:28,093 INFO L423 AbstractCegarLoop]: === Iteration 3 === [ldv_kref_initErr0REQUIRES_VIOLATION, ldv_kref_initErr1REQUIRES_VIOLATION, ldv_list_addErr1REQUIRES_VIOLATION, ldv_list_addErr0REQUIRES_VIOLATION, ldv_kobject_createErr1REQUIRES_VIOLATION, ldv_kobject_createErr0REQUIRES_VIOLATION, ldv_destroy_msgsErr3REQUIRES_VIOLATION, ldv_destroy_msgsErr5REQUIRES_VIOLATION, ldv_destroy_msgsErr4REQUIRES_VIOLATION, ldv_destroy_msgsErr1REQUIRES_VIOLATION, ldv_destroy_msgsErr0REQUIRES_VIOLATION, ldv_destroy_msgsErr2REQUIRES_VIOLATION, ldv_msg_fillErr0REQUIRES_VIOLATION, ldv_msg_fillErr1REQUIRES_VIOLATION, ldv_msg_fillErr2REQUIRES_VIOLATION, ldv_msg_fillErr3REQUIRES_VIOLATION, ldv_msg_fillErr4REQUIRES_VIOLATION, ldv_msg_fillErr5REQUIRES_VIOLATION, ldv_atomic_add_returnErr1REQUIRES_VIOLATION, ldv_atomic_add_returnErr0REQUIRES_VIOLATION, ldv_atomic_add_returnErr2REQUIRES_VIOLATION, ldv_atomic_add_returnErr3REQUIRES_VIOLATION, __ldv_list_delErr3REQUIRES_VIOLATION, __ldv_list_delErr2REQUIRES_VIOLATION, __ldv_list_delErr0REQUIRES_VIOLATION, __ldv_list_delErr1REQUIRES_VIOLATION, ldv_kobject_cleanupErr2ASSERT_VIOLATIONMEMORY_FREE, ldv_kobject_cleanupErr7ASSERT_VIOLATIONMEMORY_FREE, ldv_kobject_cleanupErr1REQUIRES_VIOLATION, ldv_kobject_cleanupErr0REQUIRES_VIOLATION, ldv_kobject_cleanupErr3ASSERT_VIOLATIONMEMORY_FREE, ldv_kobject_cleanupErr6ASSERT_VIOLATIONMEMORY_FREE, ldv_kobject_cleanupErr4ASSERT_VIOLATIONMEMORY_FREE, ldv_kobject_cleanupErr5ASSERT_VIOLATIONMEMORY_FREE, ldv_msg_freeErr5ASSERT_VIOLATIONMEMORY_FREE, ldv_msg_freeErr2ASSERT_VIOLATIONMEMORY_FREE, ldv_msg_freeErr3ASSERT_VIOLATIONMEMORY_FREE, ldv_msg_freeErr1REQUIRES_VIOLATION, ldv_msg_freeErr4ASSERT_VIOLATIONMEMORY_FREE, ldv_msg_freeErr0REQUIRES_VIOLATION, ldv_msg_freeErr6ASSERT_VIOLATIONMEMORY_FREE, ldv_msg_freeErr7ASSERT_VIOLATIONMEMORY_FREE, mainErr0ENSURES_VIOLATIONMEMORY_LEAK, LDV_INIT_LIST_HEADErr2REQUIRES_VIOLATION, LDV_INIT_LIST_HEADErr0REQUIRES_VIOLATION, LDV_INIT_LIST_HEADErr1REQUIRES_VIOLATION, LDV_INIT_LIST_HEADErr3REQUIRES_VIOLATION, ldv_list_delErr2REQUIRES_VIOLATION, ldv_list_delErr0REQUIRES_VIOLATION, ldv_list_delErr1REQUIRES_VIOLATION, ldv_list_delErr3REQUIRES_VIOLATION, __ldv_list_addErr4REQUIRES_VIOLATION, __ldv_list_addErr5REQUIRES_VIOLATION, __ldv_list_addErr3REQUIRES_VIOLATION, __ldv_list_addErr7REQUIRES_VIOLATION, __ldv_list_addErr2REQUIRES_VIOLATION, __ldv_list_addErr0REQUIRES_VIOLATION, __ldv_list_addErr1REQUIRES_VIOLATION, __ldv_list_addErr6REQUIRES_VIOLATION, free_21Err0ASSERT_VIOLATIONMEMORY_FREE, free_21Err2ASSERT_VIOLATIONMEMORY_FREE, free_21Err1ASSERT_VIOLATIONMEMORY_FREE, ldv_dev_set_drvdataErr0REQUIRES_VIOLATION, ldv_dev_set_drvdataErr1REQUIRES_VIOLATION, ldv_atomic_sub_returnErr1REQUIRES_VIOLATION, ldv_atomic_sub_returnErr0REQUIRES_VIOLATION, ldv_atomic_sub_returnErr2REQUIRES_VIOLATION, ldv_atomic_sub_returnErr3REQUIRES_VIOLATION, ldv_list_add_tailErr1REQUIRES_VIOLATION, ldv_list_add_tailErr0REQUIRES_VIOLATION, ldv_dev_get_drvdataErr0REQUIRES_VIOLATION, ldv_dev_get_drvdataErr1REQUIRES_VIOLATION, ldv_msg_allocErr0REQUIRES_VIOLATION, ldv_msg_allocErr1REQUIRES_VIOLATION]=== [2019-01-14 19:27:28,094 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-01-14 19:27:28,094 INFO L82 PathProgramCache]: Analyzing trace with hash -281470797, now seen corresponding path program 1 times [2019-01-14 19:27:28,094 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2019-01-14 19:27:28,094 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2019-01-14 19:27:28,099 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-01-14 19:27:28,099 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-01-14 19:27:28,099 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-01-14 19:27:28,119 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-01-14 19:27:28,244 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-01-14 19:27:28,244 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-01-14 19:27:28,244 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2019-01-14 19:27:28,245 INFO L459 AbstractCegarLoop]: Interpolant automaton has 7 states [2019-01-14 19:27:28,245 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2019-01-14 19:27:28,245 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=11, Invalid=31, Unknown=0, NotChecked=0, Total=42 [2019-01-14 19:27:28,247 INFO L87 Difference]: Start difference. First operand 47 states and 51 transitions. Second operand 7 states. [2019-01-14 19:27:28,314 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-01-14 19:27:28,315 INFO L93 Difference]: Finished difference Result 45 states and 46 transitions. [2019-01-14 19:27:28,316 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2019-01-14 19:27:28,316 INFO L78 Accepts]: Start accepts. Automaton has 7 states. Word has length 21 [2019-01-14 19:27:28,316 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-01-14 19:27:28,317 INFO L225 Difference]: With dead ends: 45 [2019-01-14 19:27:28,317 INFO L226 Difference]: Without dead ends: 45 [2019-01-14 19:27:28,318 INFO L631 BasicCegarLoop]: 0 DeclaredPredicates, 8 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 6 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=15, Invalid=41, Unknown=0, NotChecked=0, Total=56 [2019-01-14 19:27:28,318 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 45 states. [2019-01-14 19:27:28,325 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 45 to 43. [2019-01-14 19:27:28,326 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 43 states. [2019-01-14 19:27:28,327 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 43 states to 43 states and 44 transitions. [2019-01-14 19:27:28,329 INFO L78 Accepts]: Start accepts. Automaton has 43 states and 44 transitions. Word has length 21 [2019-01-14 19:27:28,329 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-01-14 19:27:28,329 INFO L480 AbstractCegarLoop]: Abstraction has 43 states and 44 transitions. [2019-01-14 19:27:28,330 INFO L481 AbstractCegarLoop]: Interpolant automaton has 7 states. [2019-01-14 19:27:28,330 INFO L276 IsEmpty]: Start isEmpty. Operand 43 states and 44 transitions. [2019-01-14 19:27:28,331 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2019-01-14 19:27:28,331 INFO L394 BasicCegarLoop]: Found error trace [2019-01-14 19:27:28,331 INFO L402 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-01-14 19:27:28,332 INFO L423 AbstractCegarLoop]: === Iteration 4 === [ldv_kref_initErr0REQUIRES_VIOLATION, ldv_kref_initErr1REQUIRES_VIOLATION, ldv_list_addErr1REQUIRES_VIOLATION, ldv_list_addErr0REQUIRES_VIOLATION, ldv_kobject_createErr1REQUIRES_VIOLATION, ldv_kobject_createErr0REQUIRES_VIOLATION, ldv_destroy_msgsErr3REQUIRES_VIOLATION, ldv_destroy_msgsErr5REQUIRES_VIOLATION, ldv_destroy_msgsErr4REQUIRES_VIOLATION, ldv_destroy_msgsErr1REQUIRES_VIOLATION, ldv_destroy_msgsErr0REQUIRES_VIOLATION, ldv_destroy_msgsErr2REQUIRES_VIOLATION, ldv_msg_fillErr0REQUIRES_VIOLATION, ldv_msg_fillErr1REQUIRES_VIOLATION, ldv_msg_fillErr2REQUIRES_VIOLATION, ldv_msg_fillErr3REQUIRES_VIOLATION, ldv_msg_fillErr4REQUIRES_VIOLATION, ldv_msg_fillErr5REQUIRES_VIOLATION, ldv_atomic_add_returnErr1REQUIRES_VIOLATION, ldv_atomic_add_returnErr0REQUIRES_VIOLATION, ldv_atomic_add_returnErr2REQUIRES_VIOLATION, ldv_atomic_add_returnErr3REQUIRES_VIOLATION, __ldv_list_delErr3REQUIRES_VIOLATION, __ldv_list_delErr2REQUIRES_VIOLATION, __ldv_list_delErr0REQUIRES_VIOLATION, __ldv_list_delErr1REQUIRES_VIOLATION, ldv_kobject_cleanupErr2ASSERT_VIOLATIONMEMORY_FREE, ldv_kobject_cleanupErr7ASSERT_VIOLATIONMEMORY_FREE, ldv_kobject_cleanupErr1REQUIRES_VIOLATION, ldv_kobject_cleanupErr0REQUIRES_VIOLATION, ldv_kobject_cleanupErr3ASSERT_VIOLATIONMEMORY_FREE, ldv_kobject_cleanupErr6ASSERT_VIOLATIONMEMORY_FREE, ldv_kobject_cleanupErr4ASSERT_VIOLATIONMEMORY_FREE, ldv_kobject_cleanupErr5ASSERT_VIOLATIONMEMORY_FREE, ldv_msg_freeErr5ASSERT_VIOLATIONMEMORY_FREE, ldv_msg_freeErr2ASSERT_VIOLATIONMEMORY_FREE, ldv_msg_freeErr3ASSERT_VIOLATIONMEMORY_FREE, ldv_msg_freeErr1REQUIRES_VIOLATION, ldv_msg_freeErr4ASSERT_VIOLATIONMEMORY_FREE, ldv_msg_freeErr0REQUIRES_VIOLATION, ldv_msg_freeErr6ASSERT_VIOLATIONMEMORY_FREE, ldv_msg_freeErr7ASSERT_VIOLATIONMEMORY_FREE, mainErr0ENSURES_VIOLATIONMEMORY_LEAK, LDV_INIT_LIST_HEADErr2REQUIRES_VIOLATION, LDV_INIT_LIST_HEADErr0REQUIRES_VIOLATION, LDV_INIT_LIST_HEADErr1REQUIRES_VIOLATION, LDV_INIT_LIST_HEADErr3REQUIRES_VIOLATION, ldv_list_delErr2REQUIRES_VIOLATION, ldv_list_delErr0REQUIRES_VIOLATION, ldv_list_delErr1REQUIRES_VIOLATION, ldv_list_delErr3REQUIRES_VIOLATION, __ldv_list_addErr4REQUIRES_VIOLATION, __ldv_list_addErr5REQUIRES_VIOLATION, __ldv_list_addErr3REQUIRES_VIOLATION, __ldv_list_addErr7REQUIRES_VIOLATION, __ldv_list_addErr2REQUIRES_VIOLATION, __ldv_list_addErr0REQUIRES_VIOLATION, __ldv_list_addErr1REQUIRES_VIOLATION, __ldv_list_addErr6REQUIRES_VIOLATION, free_21Err0ASSERT_VIOLATIONMEMORY_FREE, free_21Err2ASSERT_VIOLATIONMEMORY_FREE, free_21Err1ASSERT_VIOLATIONMEMORY_FREE, ldv_dev_set_drvdataErr0REQUIRES_VIOLATION, ldv_dev_set_drvdataErr1REQUIRES_VIOLATION, ldv_atomic_sub_returnErr1REQUIRES_VIOLATION, ldv_atomic_sub_returnErr0REQUIRES_VIOLATION, ldv_atomic_sub_returnErr2REQUIRES_VIOLATION, ldv_atomic_sub_returnErr3REQUIRES_VIOLATION, ldv_list_add_tailErr1REQUIRES_VIOLATION, ldv_list_add_tailErr0REQUIRES_VIOLATION, ldv_dev_get_drvdataErr0REQUIRES_VIOLATION, ldv_dev_get_drvdataErr1REQUIRES_VIOLATION, ldv_msg_allocErr0REQUIRES_VIOLATION, ldv_msg_allocErr1REQUIRES_VIOLATION]=== [2019-01-14 19:27:28,332 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-01-14 19:27:28,333 INFO L82 PathProgramCache]: Analyzing trace with hash 1965197739, now seen corresponding path program 1 times [2019-01-14 19:27:28,333 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2019-01-14 19:27:28,333 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2019-01-14 19:27:28,334 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-01-14 19:27:28,335 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-01-14 19:27:28,335 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-01-14 19:27:28,367 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-01-14 19:27:28,578 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-01-14 19:27:28,578 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-01-14 19:27:28,578 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [10] imperfect sequences [] total 10 [2019-01-14 19:27:28,578 INFO L459 AbstractCegarLoop]: Interpolant automaton has 11 states [2019-01-14 19:27:28,579 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 11 interpolants. [2019-01-14 19:27:28,579 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=19, Invalid=91, Unknown=0, NotChecked=0, Total=110 [2019-01-14 19:27:28,580 INFO L87 Difference]: Start difference. First operand 43 states and 44 transitions. Second operand 11 states. [2019-01-14 19:27:28,936 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-01-14 19:27:28,936 INFO L93 Difference]: Finished difference Result 57 states and 58 transitions. [2019-01-14 19:27:28,936 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2019-01-14 19:27:28,936 INFO L78 Accepts]: Start accepts. Automaton has 11 states. Word has length 22 [2019-01-14 19:27:28,937 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-01-14 19:27:28,938 INFO L225 Difference]: With dead ends: 57 [2019-01-14 19:27:28,938 INFO L226 Difference]: Without dead ends: 57 [2019-01-14 19:27:28,939 INFO L631 BasicCegarLoop]: 0 DeclaredPredicates, 13 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 12 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 2 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=33, Invalid=149, Unknown=0, NotChecked=0, Total=182 [2019-01-14 19:27:28,940 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 57 states. [2019-01-14 19:27:28,945 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 57 to 54. [2019-01-14 19:27:28,946 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 54 states. [2019-01-14 19:27:28,947 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 54 states and 56 transitions. [2019-01-14 19:27:28,948 INFO L78 Accepts]: Start accepts. Automaton has 54 states and 56 transitions. Word has length 22 [2019-01-14 19:27:28,948 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-01-14 19:27:28,948 INFO L480 AbstractCegarLoop]: Abstraction has 54 states and 56 transitions. [2019-01-14 19:27:28,948 INFO L481 AbstractCegarLoop]: Interpolant automaton has 11 states. [2019-01-14 19:27:28,948 INFO L276 IsEmpty]: Start isEmpty. Operand 54 states and 56 transitions. [2019-01-14 19:27:28,949 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2019-01-14 19:27:28,949 INFO L394 BasicCegarLoop]: Found error trace [2019-01-14 19:27:28,950 INFO L402 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-01-14 19:27:28,951 INFO L423 AbstractCegarLoop]: === Iteration 5 === [ldv_kref_initErr0REQUIRES_VIOLATION, ldv_kref_initErr1REQUIRES_VIOLATION, ldv_list_addErr1REQUIRES_VIOLATION, ldv_list_addErr0REQUIRES_VIOLATION, ldv_kobject_createErr1REQUIRES_VIOLATION, ldv_kobject_createErr0REQUIRES_VIOLATION, ldv_destroy_msgsErr3REQUIRES_VIOLATION, ldv_destroy_msgsErr5REQUIRES_VIOLATION, ldv_destroy_msgsErr4REQUIRES_VIOLATION, ldv_destroy_msgsErr1REQUIRES_VIOLATION, ldv_destroy_msgsErr0REQUIRES_VIOLATION, ldv_destroy_msgsErr2REQUIRES_VIOLATION, ldv_msg_fillErr0REQUIRES_VIOLATION, ldv_msg_fillErr1REQUIRES_VIOLATION, ldv_msg_fillErr2REQUIRES_VIOLATION, ldv_msg_fillErr3REQUIRES_VIOLATION, ldv_msg_fillErr4REQUIRES_VIOLATION, ldv_msg_fillErr5REQUIRES_VIOLATION, ldv_atomic_add_returnErr1REQUIRES_VIOLATION, ldv_atomic_add_returnErr0REQUIRES_VIOLATION, ldv_atomic_add_returnErr2REQUIRES_VIOLATION, ldv_atomic_add_returnErr3REQUIRES_VIOLATION, __ldv_list_delErr3REQUIRES_VIOLATION, __ldv_list_delErr2REQUIRES_VIOLATION, __ldv_list_delErr0REQUIRES_VIOLATION, __ldv_list_delErr1REQUIRES_VIOLATION, ldv_kobject_cleanupErr2ASSERT_VIOLATIONMEMORY_FREE, ldv_kobject_cleanupErr7ASSERT_VIOLATIONMEMORY_FREE, ldv_kobject_cleanupErr1REQUIRES_VIOLATION, ldv_kobject_cleanupErr0REQUIRES_VIOLATION, ldv_kobject_cleanupErr3ASSERT_VIOLATIONMEMORY_FREE, ldv_kobject_cleanupErr6ASSERT_VIOLATIONMEMORY_FREE, ldv_kobject_cleanupErr4ASSERT_VIOLATIONMEMORY_FREE, ldv_kobject_cleanupErr5ASSERT_VIOLATIONMEMORY_FREE, ldv_msg_freeErr5ASSERT_VIOLATIONMEMORY_FREE, ldv_msg_freeErr2ASSERT_VIOLATIONMEMORY_FREE, ldv_msg_freeErr3ASSERT_VIOLATIONMEMORY_FREE, ldv_msg_freeErr1REQUIRES_VIOLATION, ldv_msg_freeErr4ASSERT_VIOLATIONMEMORY_FREE, ldv_msg_freeErr0REQUIRES_VIOLATION, ldv_msg_freeErr6ASSERT_VIOLATIONMEMORY_FREE, ldv_msg_freeErr7ASSERT_VIOLATIONMEMORY_FREE, mainErr0ENSURES_VIOLATIONMEMORY_LEAK, LDV_INIT_LIST_HEADErr2REQUIRES_VIOLATION, LDV_INIT_LIST_HEADErr0REQUIRES_VIOLATION, LDV_INIT_LIST_HEADErr1REQUIRES_VIOLATION, LDV_INIT_LIST_HEADErr3REQUIRES_VIOLATION, ldv_list_delErr2REQUIRES_VIOLATION, ldv_list_delErr0REQUIRES_VIOLATION, ldv_list_delErr1REQUIRES_VIOLATION, ldv_list_delErr3REQUIRES_VIOLATION, __ldv_list_addErr4REQUIRES_VIOLATION, __ldv_list_addErr5REQUIRES_VIOLATION, __ldv_list_addErr3REQUIRES_VIOLATION, __ldv_list_addErr7REQUIRES_VIOLATION, __ldv_list_addErr2REQUIRES_VIOLATION, __ldv_list_addErr0REQUIRES_VIOLATION, __ldv_list_addErr1REQUIRES_VIOLATION, __ldv_list_addErr6REQUIRES_VIOLATION, free_21Err0ASSERT_VIOLATIONMEMORY_FREE, free_21Err2ASSERT_VIOLATIONMEMORY_FREE, free_21Err1ASSERT_VIOLATIONMEMORY_FREE, ldv_dev_set_drvdataErr0REQUIRES_VIOLATION, ldv_dev_set_drvdataErr1REQUIRES_VIOLATION, ldv_atomic_sub_returnErr1REQUIRES_VIOLATION, ldv_atomic_sub_returnErr0REQUIRES_VIOLATION, ldv_atomic_sub_returnErr2REQUIRES_VIOLATION, ldv_atomic_sub_returnErr3REQUIRES_VIOLATION, ldv_list_add_tailErr1REQUIRES_VIOLATION, ldv_list_add_tailErr0REQUIRES_VIOLATION, ldv_dev_get_drvdataErr0REQUIRES_VIOLATION, ldv_dev_get_drvdataErr1REQUIRES_VIOLATION, ldv_msg_allocErr0REQUIRES_VIOLATION, ldv_msg_allocErr1REQUIRES_VIOLATION]=== [2019-01-14 19:27:28,951 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-01-14 19:27:28,952 INFO L82 PathProgramCache]: Analyzing trace with hash 1671794732, now seen corresponding path program 1 times [2019-01-14 19:27:28,952 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2019-01-14 19:27:28,952 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2019-01-14 19:27:28,954 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-01-14 19:27:28,954 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-01-14 19:27:28,954 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-01-14 19:27:28,964 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-01-14 19:27:29,036 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-01-14 19:27:29,037 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-01-14 19:27:29,037 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2019-01-14 19:27:29,038 INFO L459 AbstractCegarLoop]: Interpolant automaton has 5 states [2019-01-14 19:27:29,038 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2019-01-14 19:27:29,038 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2019-01-14 19:27:29,038 INFO L87 Difference]: Start difference. First operand 54 states and 56 transitions. Second operand 5 states. [2019-01-14 19:27:29,060 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-01-14 19:27:29,061 INFO L93 Difference]: Finished difference Result 42 states and 42 transitions. [2019-01-14 19:27:29,061 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2019-01-14 19:27:29,062 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 22 [2019-01-14 19:27:29,062 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-01-14 19:27:29,063 INFO L225 Difference]: With dead ends: 42 [2019-01-14 19:27:29,063 INFO L226 Difference]: Without dead ends: 42 [2019-01-14 19:27:29,063 INFO L631 BasicCegarLoop]: 0 DeclaredPredicates, 5 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2019-01-14 19:27:29,064 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 42 states. [2019-01-14 19:27:29,067 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 42 to 42. [2019-01-14 19:27:29,069 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 42 states. [2019-01-14 19:27:29,069 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 42 states to 42 states and 42 transitions. [2019-01-14 19:27:29,070 INFO L78 Accepts]: Start accepts. Automaton has 42 states and 42 transitions. Word has length 22 [2019-01-14 19:27:29,070 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-01-14 19:27:29,070 INFO L480 AbstractCegarLoop]: Abstraction has 42 states and 42 transitions. [2019-01-14 19:27:29,070 INFO L481 AbstractCegarLoop]: Interpolant automaton has 5 states. [2019-01-14 19:27:29,070 INFO L276 IsEmpty]: Start isEmpty. Operand 42 states and 42 transitions. [2019-01-14 19:27:29,073 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2019-01-14 19:27:29,073 INFO L394 BasicCegarLoop]: Found error trace [2019-01-14 19:27:29,073 INFO L402 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-01-14 19:27:29,074 INFO L423 AbstractCegarLoop]: === Iteration 6 === [ldv_kref_initErr0REQUIRES_VIOLATION, ldv_kref_initErr1REQUIRES_VIOLATION, ldv_list_addErr1REQUIRES_VIOLATION, ldv_list_addErr0REQUIRES_VIOLATION, ldv_kobject_createErr1REQUIRES_VIOLATION, ldv_kobject_createErr0REQUIRES_VIOLATION, ldv_destroy_msgsErr3REQUIRES_VIOLATION, ldv_destroy_msgsErr5REQUIRES_VIOLATION, ldv_destroy_msgsErr4REQUIRES_VIOLATION, ldv_destroy_msgsErr1REQUIRES_VIOLATION, ldv_destroy_msgsErr0REQUIRES_VIOLATION, ldv_destroy_msgsErr2REQUIRES_VIOLATION, ldv_msg_fillErr0REQUIRES_VIOLATION, ldv_msg_fillErr1REQUIRES_VIOLATION, ldv_msg_fillErr2REQUIRES_VIOLATION, ldv_msg_fillErr3REQUIRES_VIOLATION, ldv_msg_fillErr4REQUIRES_VIOLATION, ldv_msg_fillErr5REQUIRES_VIOLATION, ldv_atomic_add_returnErr1REQUIRES_VIOLATION, ldv_atomic_add_returnErr0REQUIRES_VIOLATION, ldv_atomic_add_returnErr2REQUIRES_VIOLATION, ldv_atomic_add_returnErr3REQUIRES_VIOLATION, __ldv_list_delErr3REQUIRES_VIOLATION, __ldv_list_delErr2REQUIRES_VIOLATION, __ldv_list_delErr0REQUIRES_VIOLATION, __ldv_list_delErr1REQUIRES_VIOLATION, ldv_kobject_cleanupErr2ASSERT_VIOLATIONMEMORY_FREE, ldv_kobject_cleanupErr7ASSERT_VIOLATIONMEMORY_FREE, ldv_kobject_cleanupErr1REQUIRES_VIOLATION, ldv_kobject_cleanupErr0REQUIRES_VIOLATION, ldv_kobject_cleanupErr3ASSERT_VIOLATIONMEMORY_FREE, ldv_kobject_cleanupErr6ASSERT_VIOLATIONMEMORY_FREE, ldv_kobject_cleanupErr4ASSERT_VIOLATIONMEMORY_FREE, ldv_kobject_cleanupErr5ASSERT_VIOLATIONMEMORY_FREE, ldv_msg_freeErr5ASSERT_VIOLATIONMEMORY_FREE, ldv_msg_freeErr2ASSERT_VIOLATIONMEMORY_FREE, ldv_msg_freeErr3ASSERT_VIOLATIONMEMORY_FREE, ldv_msg_freeErr1REQUIRES_VIOLATION, ldv_msg_freeErr4ASSERT_VIOLATIONMEMORY_FREE, ldv_msg_freeErr0REQUIRES_VIOLATION, ldv_msg_freeErr6ASSERT_VIOLATIONMEMORY_FREE, ldv_msg_freeErr7ASSERT_VIOLATIONMEMORY_FREE, mainErr0ENSURES_VIOLATIONMEMORY_LEAK, LDV_INIT_LIST_HEADErr2REQUIRES_VIOLATION, LDV_INIT_LIST_HEADErr0REQUIRES_VIOLATION, LDV_INIT_LIST_HEADErr1REQUIRES_VIOLATION, LDV_INIT_LIST_HEADErr3REQUIRES_VIOLATION, ldv_list_delErr2REQUIRES_VIOLATION, ldv_list_delErr0REQUIRES_VIOLATION, ldv_list_delErr1REQUIRES_VIOLATION, ldv_list_delErr3REQUIRES_VIOLATION, __ldv_list_addErr4REQUIRES_VIOLATION, __ldv_list_addErr5REQUIRES_VIOLATION, __ldv_list_addErr3REQUIRES_VIOLATION, __ldv_list_addErr7REQUIRES_VIOLATION, __ldv_list_addErr2REQUIRES_VIOLATION, __ldv_list_addErr0REQUIRES_VIOLATION, __ldv_list_addErr1REQUIRES_VIOLATION, __ldv_list_addErr6REQUIRES_VIOLATION, free_21Err0ASSERT_VIOLATIONMEMORY_FREE, free_21Err2ASSERT_VIOLATIONMEMORY_FREE, free_21Err1ASSERT_VIOLATIONMEMORY_FREE, ldv_dev_set_drvdataErr0REQUIRES_VIOLATION, ldv_dev_set_drvdataErr1REQUIRES_VIOLATION, ldv_atomic_sub_returnErr1REQUIRES_VIOLATION, ldv_atomic_sub_returnErr0REQUIRES_VIOLATION, ldv_atomic_sub_returnErr2REQUIRES_VIOLATION, ldv_atomic_sub_returnErr3REQUIRES_VIOLATION, ldv_list_add_tailErr1REQUIRES_VIOLATION, ldv_list_add_tailErr0REQUIRES_VIOLATION, ldv_dev_get_drvdataErr0REQUIRES_VIOLATION, ldv_dev_get_drvdataErr1REQUIRES_VIOLATION, ldv_msg_allocErr0REQUIRES_VIOLATION, ldv_msg_allocErr1REQUIRES_VIOLATION]=== [2019-01-14 19:27:29,074 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-01-14 19:27:29,074 INFO L82 PathProgramCache]: Analyzing trace with hash 791588151, now seen corresponding path program 1 times [2019-01-14 19:27:29,074 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2019-01-14 19:27:29,074 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2019-01-14 19:27:29,075 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-01-14 19:27:29,076 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-01-14 19:27:29,076 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-01-14 19:27:29,097 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-01-14 19:27:29,320 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-01-14 19:27:29,320 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-01-14 19:27:29,320 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [10] imperfect sequences [] total 10 [2019-01-14 19:27:29,321 INFO L459 AbstractCegarLoop]: Interpolant automaton has 11 states [2019-01-14 19:27:29,321 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 11 interpolants. [2019-01-14 19:27:29,321 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=19, Invalid=91, Unknown=0, NotChecked=0, Total=110 [2019-01-14 19:27:29,322 INFO L87 Difference]: Start difference. First operand 42 states and 42 transitions. Second operand 11 states. [2019-01-14 19:27:29,627 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-01-14 19:27:29,628 INFO L93 Difference]: Finished difference Result 41 states and 41 transitions. [2019-01-14 19:27:29,628 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2019-01-14 19:27:29,629 INFO L78 Accepts]: Start accepts. Automaton has 11 states. Word has length 23 [2019-01-14 19:27:29,629 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-01-14 19:27:29,631 INFO L225 Difference]: With dead ends: 41 [2019-01-14 19:27:29,631 INFO L226 Difference]: Without dead ends: 41 [2019-01-14 19:27:29,633 INFO L631 BasicCegarLoop]: 0 DeclaredPredicates, 13 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 12 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 2 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=33, Invalid=149, Unknown=0, NotChecked=0, Total=182 [2019-01-14 19:27:29,633 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 41 states. [2019-01-14 19:27:29,637 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 41 to 41. [2019-01-14 19:27:29,638 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 41 states. [2019-01-14 19:27:29,639 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 41 states to 41 states and 41 transitions. [2019-01-14 19:27:29,639 INFO L78 Accepts]: Start accepts. Automaton has 41 states and 41 transitions. Word has length 23 [2019-01-14 19:27:29,640 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-01-14 19:27:29,640 INFO L480 AbstractCegarLoop]: Abstraction has 41 states and 41 transitions. [2019-01-14 19:27:29,640 INFO L481 AbstractCegarLoop]: Interpolant automaton has 11 states. [2019-01-14 19:27:29,640 INFO L276 IsEmpty]: Start isEmpty. Operand 41 states and 41 transitions. [2019-01-14 19:27:29,642 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2019-01-14 19:27:29,642 INFO L394 BasicCegarLoop]: Found error trace [2019-01-14 19:27:29,642 INFO L402 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-01-14 19:27:29,643 INFO L423 AbstractCegarLoop]: === Iteration 7 === [ldv_kref_initErr0REQUIRES_VIOLATION, ldv_kref_initErr1REQUIRES_VIOLATION, ldv_list_addErr1REQUIRES_VIOLATION, ldv_list_addErr0REQUIRES_VIOLATION, ldv_kobject_createErr1REQUIRES_VIOLATION, ldv_kobject_createErr0REQUIRES_VIOLATION, ldv_destroy_msgsErr3REQUIRES_VIOLATION, ldv_destroy_msgsErr5REQUIRES_VIOLATION, ldv_destroy_msgsErr4REQUIRES_VIOLATION, ldv_destroy_msgsErr1REQUIRES_VIOLATION, ldv_destroy_msgsErr0REQUIRES_VIOLATION, ldv_destroy_msgsErr2REQUIRES_VIOLATION, ldv_msg_fillErr0REQUIRES_VIOLATION, ldv_msg_fillErr1REQUIRES_VIOLATION, ldv_msg_fillErr2REQUIRES_VIOLATION, ldv_msg_fillErr3REQUIRES_VIOLATION, ldv_msg_fillErr4REQUIRES_VIOLATION, ldv_msg_fillErr5REQUIRES_VIOLATION, ldv_atomic_add_returnErr1REQUIRES_VIOLATION, ldv_atomic_add_returnErr0REQUIRES_VIOLATION, ldv_atomic_add_returnErr2REQUIRES_VIOLATION, ldv_atomic_add_returnErr3REQUIRES_VIOLATION, __ldv_list_delErr3REQUIRES_VIOLATION, __ldv_list_delErr2REQUIRES_VIOLATION, __ldv_list_delErr0REQUIRES_VIOLATION, __ldv_list_delErr1REQUIRES_VIOLATION, ldv_kobject_cleanupErr2ASSERT_VIOLATIONMEMORY_FREE, ldv_kobject_cleanupErr7ASSERT_VIOLATIONMEMORY_FREE, ldv_kobject_cleanupErr1REQUIRES_VIOLATION, ldv_kobject_cleanupErr0REQUIRES_VIOLATION, ldv_kobject_cleanupErr3ASSERT_VIOLATIONMEMORY_FREE, ldv_kobject_cleanupErr6ASSERT_VIOLATIONMEMORY_FREE, ldv_kobject_cleanupErr4ASSERT_VIOLATIONMEMORY_FREE, ldv_kobject_cleanupErr5ASSERT_VIOLATIONMEMORY_FREE, ldv_msg_freeErr5ASSERT_VIOLATIONMEMORY_FREE, ldv_msg_freeErr2ASSERT_VIOLATIONMEMORY_FREE, ldv_msg_freeErr3ASSERT_VIOLATIONMEMORY_FREE, ldv_msg_freeErr1REQUIRES_VIOLATION, ldv_msg_freeErr4ASSERT_VIOLATIONMEMORY_FREE, ldv_msg_freeErr0REQUIRES_VIOLATION, ldv_msg_freeErr6ASSERT_VIOLATIONMEMORY_FREE, ldv_msg_freeErr7ASSERT_VIOLATIONMEMORY_FREE, mainErr0ENSURES_VIOLATIONMEMORY_LEAK, LDV_INIT_LIST_HEADErr2REQUIRES_VIOLATION, LDV_INIT_LIST_HEADErr0REQUIRES_VIOLATION, LDV_INIT_LIST_HEADErr1REQUIRES_VIOLATION, LDV_INIT_LIST_HEADErr3REQUIRES_VIOLATION, ldv_list_delErr2REQUIRES_VIOLATION, ldv_list_delErr0REQUIRES_VIOLATION, ldv_list_delErr1REQUIRES_VIOLATION, ldv_list_delErr3REQUIRES_VIOLATION, __ldv_list_addErr4REQUIRES_VIOLATION, __ldv_list_addErr5REQUIRES_VIOLATION, __ldv_list_addErr3REQUIRES_VIOLATION, __ldv_list_addErr7REQUIRES_VIOLATION, __ldv_list_addErr2REQUIRES_VIOLATION, __ldv_list_addErr0REQUIRES_VIOLATION, __ldv_list_addErr1REQUIRES_VIOLATION, __ldv_list_addErr6REQUIRES_VIOLATION, free_21Err0ASSERT_VIOLATIONMEMORY_FREE, free_21Err2ASSERT_VIOLATIONMEMORY_FREE, free_21Err1ASSERT_VIOLATIONMEMORY_FREE, ldv_dev_set_drvdataErr0REQUIRES_VIOLATION, ldv_dev_set_drvdataErr1REQUIRES_VIOLATION, ldv_atomic_sub_returnErr1REQUIRES_VIOLATION, ldv_atomic_sub_returnErr0REQUIRES_VIOLATION, ldv_atomic_sub_returnErr2REQUIRES_VIOLATION, ldv_atomic_sub_returnErr3REQUIRES_VIOLATION, ldv_list_add_tailErr1REQUIRES_VIOLATION, ldv_list_add_tailErr0REQUIRES_VIOLATION, ldv_dev_get_drvdataErr0REQUIRES_VIOLATION, ldv_dev_get_drvdataErr1REQUIRES_VIOLATION, ldv_msg_allocErr0REQUIRES_VIOLATION, ldv_msg_allocErr1REQUIRES_VIOLATION]=== [2019-01-14 19:27:29,644 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-01-14 19:27:29,644 INFO L82 PathProgramCache]: Analyzing trace with hash 364266742, now seen corresponding path program 1 times [2019-01-14 19:27:29,644 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2019-01-14 19:27:29,644 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2019-01-14 19:27:29,646 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-01-14 19:27:29,648 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-01-14 19:27:29,648 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-01-14 19:27:29,656 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-01-14 19:27:29,707 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-01-14 19:27:29,708 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-01-14 19:27:29,708 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2019-01-14 19:27:29,708 INFO L459 AbstractCegarLoop]: Interpolant automaton has 3 states [2019-01-14 19:27:29,708 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2019-01-14 19:27:29,709 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2019-01-14 19:27:29,709 INFO L87 Difference]: Start difference. First operand 41 states and 41 transitions. Second operand 3 states. [2019-01-14 19:27:29,760 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-01-14 19:27:29,760 INFO L93 Difference]: Finished difference Result 44 states and 43 transitions. [2019-01-14 19:27:29,761 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2019-01-14 19:27:29,761 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 25 [2019-01-14 19:27:29,761 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-01-14 19:27:29,762 INFO L225 Difference]: With dead ends: 44 [2019-01-14 19:27:29,762 INFO L226 Difference]: Without dead ends: 29 [2019-01-14 19:27:29,762 INFO L631 BasicCegarLoop]: 0 DeclaredPredicates, 10 GetRequests, 9 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2019-01-14 19:27:29,762 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 29 states. [2019-01-14 19:27:29,766 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 29 to 29. [2019-01-14 19:27:29,767 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 29 states. [2019-01-14 19:27:29,767 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 29 states to 29 states and 28 transitions. [2019-01-14 19:27:29,767 INFO L78 Accepts]: Start accepts. Automaton has 29 states and 28 transitions. Word has length 25 [2019-01-14 19:27:29,768 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-01-14 19:27:29,768 INFO L480 AbstractCegarLoop]: Abstraction has 29 states and 28 transitions. [2019-01-14 19:27:29,768 INFO L481 AbstractCegarLoop]: Interpolant automaton has 3 states. [2019-01-14 19:27:29,769 INFO L276 IsEmpty]: Start isEmpty. Operand 29 states and 28 transitions. [2019-01-14 19:27:29,769 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 29 [2019-01-14 19:27:29,769 INFO L394 BasicCegarLoop]: Found error trace [2019-01-14 19:27:29,770 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] [2019-01-14 19:27:29,770 INFO L423 AbstractCegarLoop]: === Iteration 8 === [ldv_kref_initErr0REQUIRES_VIOLATION, ldv_kref_initErr1REQUIRES_VIOLATION, ldv_list_addErr1REQUIRES_VIOLATION, ldv_list_addErr0REQUIRES_VIOLATION, ldv_kobject_createErr1REQUIRES_VIOLATION, ldv_kobject_createErr0REQUIRES_VIOLATION, ldv_destroy_msgsErr3REQUIRES_VIOLATION, ldv_destroy_msgsErr5REQUIRES_VIOLATION, ldv_destroy_msgsErr4REQUIRES_VIOLATION, ldv_destroy_msgsErr1REQUIRES_VIOLATION, ldv_destroy_msgsErr0REQUIRES_VIOLATION, ldv_destroy_msgsErr2REQUIRES_VIOLATION, ldv_msg_fillErr0REQUIRES_VIOLATION, ldv_msg_fillErr1REQUIRES_VIOLATION, ldv_msg_fillErr2REQUIRES_VIOLATION, ldv_msg_fillErr3REQUIRES_VIOLATION, ldv_msg_fillErr4REQUIRES_VIOLATION, ldv_msg_fillErr5REQUIRES_VIOLATION, ldv_atomic_add_returnErr1REQUIRES_VIOLATION, ldv_atomic_add_returnErr0REQUIRES_VIOLATION, ldv_atomic_add_returnErr2REQUIRES_VIOLATION, ldv_atomic_add_returnErr3REQUIRES_VIOLATION, __ldv_list_delErr3REQUIRES_VIOLATION, __ldv_list_delErr2REQUIRES_VIOLATION, __ldv_list_delErr0REQUIRES_VIOLATION, __ldv_list_delErr1REQUIRES_VIOLATION, ldv_kobject_cleanupErr2ASSERT_VIOLATIONMEMORY_FREE, ldv_kobject_cleanupErr7ASSERT_VIOLATIONMEMORY_FREE, ldv_kobject_cleanupErr1REQUIRES_VIOLATION, ldv_kobject_cleanupErr0REQUIRES_VIOLATION, ldv_kobject_cleanupErr3ASSERT_VIOLATIONMEMORY_FREE, ldv_kobject_cleanupErr6ASSERT_VIOLATIONMEMORY_FREE, ldv_kobject_cleanupErr4ASSERT_VIOLATIONMEMORY_FREE, ldv_kobject_cleanupErr5ASSERT_VIOLATIONMEMORY_FREE, ldv_msg_freeErr5ASSERT_VIOLATIONMEMORY_FREE, ldv_msg_freeErr2ASSERT_VIOLATIONMEMORY_FREE, ldv_msg_freeErr3ASSERT_VIOLATIONMEMORY_FREE, ldv_msg_freeErr1REQUIRES_VIOLATION, ldv_msg_freeErr4ASSERT_VIOLATIONMEMORY_FREE, ldv_msg_freeErr0REQUIRES_VIOLATION, ldv_msg_freeErr6ASSERT_VIOLATIONMEMORY_FREE, ldv_msg_freeErr7ASSERT_VIOLATIONMEMORY_FREE, mainErr0ENSURES_VIOLATIONMEMORY_LEAK, LDV_INIT_LIST_HEADErr2REQUIRES_VIOLATION, LDV_INIT_LIST_HEADErr0REQUIRES_VIOLATION, LDV_INIT_LIST_HEADErr1REQUIRES_VIOLATION, LDV_INIT_LIST_HEADErr3REQUIRES_VIOLATION, ldv_list_delErr2REQUIRES_VIOLATION, ldv_list_delErr0REQUIRES_VIOLATION, ldv_list_delErr1REQUIRES_VIOLATION, ldv_list_delErr3REQUIRES_VIOLATION, __ldv_list_addErr4REQUIRES_VIOLATION, __ldv_list_addErr5REQUIRES_VIOLATION, __ldv_list_addErr3REQUIRES_VIOLATION, __ldv_list_addErr7REQUIRES_VIOLATION, __ldv_list_addErr2REQUIRES_VIOLATION, __ldv_list_addErr0REQUIRES_VIOLATION, __ldv_list_addErr1REQUIRES_VIOLATION, __ldv_list_addErr6REQUIRES_VIOLATION, free_21Err0ASSERT_VIOLATIONMEMORY_FREE, free_21Err2ASSERT_VIOLATIONMEMORY_FREE, free_21Err1ASSERT_VIOLATIONMEMORY_FREE, ldv_dev_set_drvdataErr0REQUIRES_VIOLATION, ldv_dev_set_drvdataErr1REQUIRES_VIOLATION, ldv_atomic_sub_returnErr1REQUIRES_VIOLATION, ldv_atomic_sub_returnErr0REQUIRES_VIOLATION, ldv_atomic_sub_returnErr2REQUIRES_VIOLATION, ldv_atomic_sub_returnErr3REQUIRES_VIOLATION, ldv_list_add_tailErr1REQUIRES_VIOLATION, ldv_list_add_tailErr0REQUIRES_VIOLATION, ldv_dev_get_drvdataErr0REQUIRES_VIOLATION, ldv_dev_get_drvdataErr1REQUIRES_VIOLATION, ldv_msg_allocErr0REQUIRES_VIOLATION, ldv_msg_allocErr1REQUIRES_VIOLATION]=== [2019-01-14 19:27:29,770 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-01-14 19:27:29,771 INFO L82 PathProgramCache]: Analyzing trace with hash -937490318, now seen corresponding path program 1 times [2019-01-14 19:27:29,771 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2019-01-14 19:27:29,771 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2019-01-14 19:27:29,773 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-01-14 19:27:29,773 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-01-14 19:27:29,773 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-01-14 19:27:29,788 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-01-14 19:27:30,049 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-01-14 19:27:30,049 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-01-14 19:27:30,049 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [11] imperfect sequences [] total 11 [2019-01-14 19:27:30,050 INFO L459 AbstractCegarLoop]: Interpolant automaton has 12 states [2019-01-14 19:27:30,050 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 12 interpolants. [2019-01-14 19:27:30,050 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=22, Invalid=110, Unknown=0, NotChecked=0, Total=132 [2019-01-14 19:27:30,051 INFO L87 Difference]: Start difference. First operand 29 states and 28 transitions. Second operand 12 states. [2019-01-14 19:27:30,302 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-01-14 19:27:30,303 INFO L93 Difference]: Finished difference Result 28 states and 27 transitions. [2019-01-14 19:27:30,304 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2019-01-14 19:27:30,304 INFO L78 Accepts]: Start accepts. Automaton has 12 states. Word has length 28 [2019-01-14 19:27:30,304 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-01-14 19:27:30,305 INFO L225 Difference]: With dead ends: 28 [2019-01-14 19:27:30,305 INFO L226 Difference]: Without dead ends: 0 [2019-01-14 19:27:30,306 INFO L631 BasicCegarLoop]: 0 DeclaredPredicates, 21 GetRequests, 6 SyntacticMatches, 1 SemanticMatches, 14 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 11 ImplicationChecksByTransitivity, 0.3s TimeCoverageRelationStatistics Valid=39, Invalid=201, Unknown=0, NotChecked=0, Total=240 [2019-01-14 19:27:30,306 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2019-01-14 19:27:30,306 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2019-01-14 19:27:30,307 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 0 states. [2019-01-14 19:27:30,307 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2019-01-14 19:27:30,307 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 28 [2019-01-14 19:27:30,307 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-01-14 19:27:30,307 INFO L480 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2019-01-14 19:27:30,307 INFO L481 AbstractCegarLoop]: Interpolant automaton has 12 states. [2019-01-14 19:27:30,307 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2019-01-14 19:27:30,307 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2019-01-14 19:27:30,314 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 14.01 07:27:30 BoogieIcfgContainer [2019-01-14 19:27:30,314 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2019-01-14 19:27:30,314 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2019-01-14 19:27:30,314 INFO L271 PluginConnector]: Initializing Witness Printer... [2019-01-14 19:27:30,314 INFO L276 PluginConnector]: Witness Printer initialized [2019-01-14 19:27:30,315 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 14.01 07:27:26" (3/4) ... [2019-01-14 19:27:30,320 INFO L144 WitnessPrinter]: Generating witness for correct program [2019-01-14 19:27:30,329 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure ldv_submit_msg [2019-01-14 19:27:30,329 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure ldv_kobject_create [2019-01-14 19:27:30,329 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure alloc_21 [2019-01-14 19:27:30,329 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure ldv_kobject_del [2019-01-14 19:27:30,329 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure ldv_positive [2019-01-14 19:27:30,331 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure __ldv_list_del [2019-01-14 19:27:30,331 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure __bswap_64 [2019-01-14 19:27:30,331 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure ldv_msg_free [2019-01-14 19:27:30,331 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure main [2019-01-14 19:27:30,331 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure ldv_list_del [2019-01-14 19:27:30,331 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure ldv_kref_get [2019-01-14 19:27:30,331 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure ldv_kobject_put [2019-01-14 19:27:30,331 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure ldv_kobject_init [2019-01-14 19:27:30,331 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure ##fun~$Pointer$~TO~VOID [2019-01-14 19:27:30,332 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure ldv_atomic_sub_return [2019-01-14 19:27:30,332 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure ldv_list_add_tail [2019-01-14 19:27:30,332 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure ldv_nonpositive [2019-01-14 19:27:30,332 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure #Ultimate.meminit [2019-01-14 19:27:30,332 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure entry_point [2019-01-14 19:27:30,332 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure ldv_msg_alloc [2019-01-14 19:27:30,332 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure ldv_kobject_init_internal [2019-01-14 19:27:30,332 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure ldv_kref_init [2019-01-14 19:27:30,332 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure ldv_list_add [2019-01-14 19:27:30,332 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure ldv_destroy_msgs [2019-01-14 19:27:30,333 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure ldv_msg_fill [2019-01-14 19:27:30,339 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure ldv_kref_sub [2019-01-14 19:27:30,340 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure #Ultimate.C_memset [2019-01-14 19:27:30,340 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure ldv_atomic_add_return [2019-01-14 19:27:30,340 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure f [2019-01-14 19:27:30,340 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure ldv_kobject_release [2019-01-14 19:27:30,340 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure g [2019-01-14 19:27:30,340 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure __bswap_32 [2019-01-14 19:27:30,340 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure ldv_kobject_cleanup [2019-01-14 19:27:30,340 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure #Ultimate.C_memcpy [2019-01-14 19:27:30,341 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure LDV_INIT_LIST_HEAD [2019-01-14 19:27:30,341 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure __ldv_list_add [2019-01-14 19:27:30,341 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure free_21 [2019-01-14 19:27:30,341 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure ULTIMATE.init [2019-01-14 19:27:30,341 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure ldv_malloc [2019-01-14 19:27:30,341 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure ldv_dev_set_drvdata [2019-01-14 19:27:30,341 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure ldv_zalloc [2019-01-14 19:27:30,341 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure ldv_kref_put [2019-01-14 19:27:30,341 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure ldv_kobject_get [2019-01-14 19:27:30,342 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure ldv_dev_get_drvdata [2019-01-14 19:27:30,348 INFO L905 BoogieBacktranslator]: Reduced CFG by removing 37 nodes and edges [2019-01-14 19:27:30,349 INFO L905 BoogieBacktranslator]: Reduced CFG by removing 9 nodes and edges [2019-01-14 19:27:30,349 INFO L905 BoogieBacktranslator]: Reduced CFG by removing 2 nodes and edges [2019-01-14 19:27:30,349 INFO L905 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2019-01-14 19:27:30,350 INFO L905 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2019-01-14 19:27:30,434 INFO L145 WitnessManager]: Wrote witness to /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/witness.graphml [2019-01-14 19:27:30,435 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2019-01-14 19:27:30,436 INFO L168 Benchmark]: Toolchain (without parser) took 7032.38 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 220.2 MB). Free memory was 952.7 MB in the beginning and 1.2 GB in the end (delta: -210.3 MB). Peak memory consumption was 9.9 MB. Max. memory is 11.5 GB. [2019-01-14 19:27:30,438 INFO L168 Benchmark]: CDTParser took 0.15 ms. Allocated memory is still 1.0 GB. Free memory is still 978.2 MB. There was no memory consumed. Max. memory is 11.5 GB. [2019-01-14 19:27:30,438 INFO L168 Benchmark]: CACSL2BoogieTranslator took 855.68 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 152.6 MB). Free memory was 947.3 MB in the beginning and 1.1 GB in the end (delta: -173.3 MB). Peak memory consumption was 31.6 MB. Max. memory is 11.5 GB. [2019-01-14 19:27:30,439 INFO L168 Benchmark]: Boogie Preprocessor took 98.24 ms. Allocated memory is still 1.2 GB. Free memory is still 1.1 GB. There was no memory consumed. Max. memory is 11.5 GB. [2019-01-14 19:27:30,439 INFO L168 Benchmark]: RCFGBuilder took 2104.02 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: 104.3 MB). Peak memory consumption was 104.3 MB. Max. memory is 11.5 GB. [2019-01-14 19:27:30,441 INFO L168 Benchmark]: TraceAbstraction took 3849.07 ms. Allocated memory was 1.2 GB in the beginning and 1.2 GB in the end (delta: 67.6 MB). Free memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: -154.2 MB). There was no memory consumed. Max. memory is 11.5 GB. [2019-01-14 19:27:30,442 INFO L168 Benchmark]: Witness Printer took 120.54 ms. Allocated memory is still 1.2 GB. Free memory was 1.2 GB in the beginning and 1.2 GB in the end (delta: 7.6 MB). Peak memory consumption was 7.6 MB. Max. memory is 11.5 GB. [2019-01-14 19:27:30,446 INFO L336 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.15 ms. Allocated memory is still 1.0 GB. Free memory is still 978.2 MB. There was no memory consumed. Max. memory is 11.5 GB. * CACSL2BoogieTranslator took 855.68 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 152.6 MB). Free memory was 947.3 MB in the beginning and 1.1 GB in the end (delta: -173.3 MB). Peak memory consumption was 31.6 MB. Max. memory is 11.5 GB. * Boogie Preprocessor took 98.24 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 2104.02 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: 104.3 MB). Peak memory consumption was 104.3 MB. Max. memory is 11.5 GB. * TraceAbstraction took 3849.07 ms. Allocated memory was 1.2 GB in the beginning and 1.2 GB in the end (delta: 67.6 MB). Free memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: -154.2 MB). There was no memory consumed. Max. memory is 11.5 GB. * Witness Printer took 120.54 ms. Allocated memory is still 1.2 GB. Free memory was 1.2 GB in the beginning and 1.2 GB in the end (delta: 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: 1156]: pointer dereference always succeeds For all program executions holds that pointer dereference always succeeds at this location - PositiveResult [Line: 1156]: pointer dereference always succeeds For all program executions holds that pointer dereference always succeeds at this location - PositiveResult [Line: 1156]: pointer dereference always succeeds For all program executions holds that pointer dereference always succeeds at this location - PositiveResult [Line: 1156]: pointer dereference always succeeds For all program executions holds that pointer dereference always succeeds at this location - PositiveResult [Line: 1157]: pointer dereference always succeeds For all program executions holds that pointer dereference always succeeds at this location - PositiveResult [Line: 1157]: pointer dereference always succeeds For all program executions holds that pointer dereference always succeeds at this location - PositiveResult [Line: 1256]: pointer dereference always succeeds For all program executions holds that pointer dereference always succeeds at this location - PositiveResult [Line: 1256]: pointer dereference always succeeds For all program executions holds that pointer dereference always succeeds at this location - PositiveResult [Line: 1258]: pointer dereference always succeeds For all program executions holds that pointer dereference always succeeds at this location - PositiveResult [Line: 1258]: pointer dereference always succeeds For all program executions holds that pointer dereference always succeeds at this location - PositiveResult [Line: 1116]: pointer dereference always succeeds For all program executions holds that pointer dereference always succeeds at this location - PositiveResult [Line: 1116]: pointer dereference always succeeds For all program executions holds that pointer dereference always succeeds at this location - PositiveResult [Line: 1115]: pointer dereference always succeeds For all program executions holds that pointer dereference always succeeds at this location - PositiveResult [Line: 1115]: 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: 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: 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: 1344]: free always succeeds For all program executions holds that free always succeeds at this location - PositiveResult [Line: 1340]: free always succeeds For all program executions holds that free always succeeds at this location - PositiveResult [Line: 1344]: free always succeeds For all program executions holds that free always succeeds at this location - PositiveResult [Line: 1164]: free always succeeds For all program executions holds that free always succeeds at this location - PositiveResult [Line: 1163]: free always succeeds For all program executions holds that free always succeeds at this location - PositiveResult [Line: 1163]: free always succeeds For all program executions holds that free always succeeds at this location - PositiveResult [Line: 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]: pointer dereference always succeeds For all program executions holds that pointer dereference always succeeds at this location - PositiveResult [Line: 1164]: free always succeeds For all program executions holds that free always succeeds at this location - PositiveResult [Line: 1164]: free always succeeds For all program executions holds that free always succeeds at this location - PositiveResult [Line: 1462]: all allocated memory was freed For all program executions holds that all allocated memory was freed 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: 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: 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: 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: 1110]: pointer dereference always succeeds For all program executions holds that pointer dereference always succeeds at this location - PositiveResult [Line: 1108]: pointer dereference always succeeds For all program executions holds that pointer dereference always succeeds at this location - PositiveResult [Line: 1107]: pointer dereference always succeeds For all program executions holds that pointer dereference always succeeds at this location - PositiveResult [Line: 1107]: pointer dereference always succeeds For all program executions holds that pointer dereference always succeeds at this location - PositiveResult [Line: 1110]: pointer dereference always succeeds For all program executions holds that pointer dereference always succeeds at this location - PositiveResult [Line: 1453]: free always succeeds For all program executions holds that free always succeeds at this location - PositiveResult [Line: 1453]: free always succeeds For all program executions holds that free always succeeds at this location - PositiveResult [Line: 1453]: free always succeeds For all program executions holds that free always succeeds at this location - PositiveResult [Line: 1198]: pointer dereference always succeeds For all program executions holds that pointer dereference always succeeds at this location - PositiveResult [Line: 1198]: pointer dereference always succeeds For all program executions holds that pointer dereference always succeeds at this location - PositiveResult [Line: 1265]: pointer dereference always succeeds For all program executions holds that pointer dereference always succeeds at this location - PositiveResult [Line: 1265]: pointer dereference always succeeds For all program executions holds that pointer dereference always succeeds at this location - PositiveResult [Line: 1267]: pointer dereference always succeeds For all program executions holds that pointer dereference always succeeds at this location - PositiveResult [Line: 1267]: pointer dereference always succeeds For all program executions holds that pointer dereference always succeeds at this location - PositiveResult [Line: 1126]: pointer dereference always succeeds For all program executions holds that pointer dereference always succeeds at this location - PositiveResult [Line: 1126]: pointer dereference always succeeds For all program executions holds that pointer dereference always succeeds at this location - PositiveResult [Line: 1193]: pointer dereference always succeeds For all program executions holds that pointer dereference always succeeds at this location - PositiveResult [Line: 1193]: pointer dereference always succeeds For all program executions holds that pointer dereference always succeeds at this location - PositiveResult [Line: 1146]: pointer dereference always succeeds For all program executions holds that pointer dereference always succeeds at this location - PositiveResult [Line: 1146]: pointer dereference always succeeds For all program executions holds that pointer dereference always succeeds at this location - AllSpecificationsHoldResult: All specifications hold 74 specifications checked. All of them hold - StatisticsResult: Ultimate Automizer benchmark data CFG has 45 procedures, 332 locations, 74 error locations. SAFE Result, 3.7s OverallTime, 8 OverallIterations, 1 TraceHistogramMax, 1.7s AutomataDifference, 0.0s DeadEndRemovalTime, 0.0s HoareAnnotationTime, HoareTripleCheckerStatistics: 237 SDtfs, 84 SDslu, 1085 SDs, 0 SdLazy, 579 SolverSat, 9 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 1.0s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 88 GetRequests, 24 SyntacticMatches, 1 SemanticMatches, 63 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 17 ImplicationChecksByTransitivity, 1.6s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=105occurred in iteration=0, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s AbstIntTime, 0 AbstIntIterations, 0 AbstIntStrong, NaN AbsIntWeakeningRatio, NaN AbsIntAvgWeakeningVarsNumRemoved, NaN AbsIntAvgWeakenedConjuncts, 0.0s DumpTime, AutomataMinimizationStatistics: 0.0s AutomataMinimizationTime, 8 MinimizatonAttempts, 13 StatesRemovedByMinimization, 4 NontrivialMinimizations, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: TraceCheckStatistics: 0.0s SsaConstructionTime, 0.1s SatisfiabilityAnalysisTime, 1.5s InterpolantComputationTime, 183 NumberOfCodeBlocks, 183 NumberOfCodeBlocksAsserted, 8 NumberOfCheckSat, 175 ConstructedInterpolants, 0 QuantifiedInterpolants, 14590 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...