./Ultimate.py --spec ../../sv-benchmarks/c/properties/valid-memsafety.prp --file ../../sv-benchmarks/c/ldv-memsafety/memleaks_test16_true-valid-memsafety_true-termination.i --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for memory safety (deref-memtrack) Using default analysis Version 635dfa2a Calling Ultimate with: java -Dosgi.configuration.area=/tmp/vcloud-vcloud-master/worker/working_dir_9867547b-af1f-4e66-a668-81217ac07a4e/bin-2019/uautomizer/data/config -Xmx12G -Xms1G -jar /tmp/vcloud-vcloud-master/worker/working_dir_9867547b-af1f-4e66-a668-81217ac07a4e/bin-2019/uautomizer/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/working_dir_9867547b-af1f-4e66-a668-81217ac07a4e/bin-2019/uautomizer/data -tc /tmp/vcloud-vcloud-master/worker/working_dir_9867547b-af1f-4e66-a668-81217ac07a4e/bin-2019/uautomizer/config/AutomizerMemDerefMemtrack.xml -i ../../sv-benchmarks/c/ldv-memsafety/memleaks_test16_true-valid-memsafety_true-termination.i -s /tmp/vcloud-vcloud-master/worker/working_dir_9867547b-af1f-4e66-a668-81217ac07a4e/bin-2019/uautomizer/config/svcomp-DerefFreeMemtrack-32bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/working_dir_9867547b-af1f-4e66-a668-81217ac07a4e/bin-2019/uautomizer --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 13d9e1f555d8a0e0fd0128fab121c949ab04cadc ............................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................ Execution finished normally Writing output log to file Ultimate.log Result: TRUE --- Real Ultimate output --- This is Ultimate 0.1.23-635dfa2 [2018-12-08 10:35:44,372 INFO L170 SettingsManager]: Resetting all preferences to default values... [2018-12-08 10:35:44,373 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2018-12-08 10:35:44,379 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2018-12-08 10:35:44,380 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2018-12-08 10:35:44,380 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2018-12-08 10:35:44,381 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2018-12-08 10:35:44,381 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2018-12-08 10:35:44,382 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2018-12-08 10:35:44,383 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2018-12-08 10:35:44,383 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2018-12-08 10:35:44,383 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2018-12-08 10:35:44,384 INFO L174 SettingsManager]: Resetting PEA to Boogie preferences to default values [2018-12-08 10:35:44,384 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2018-12-08 10:35:44,385 INFO L174 SettingsManager]: Resetting ChcToBoogie preferences to default values [2018-12-08 10:35:44,385 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2018-12-08 10:35:44,385 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2018-12-08 10:35:44,386 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2018-12-08 10:35:44,387 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2018-12-08 10:35:44,388 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2018-12-08 10:35:44,388 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2018-12-08 10:35:44,389 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2018-12-08 10:35:44,390 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2018-12-08 10:35:44,390 INFO L177 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2018-12-08 10:35:44,390 INFO L174 SettingsManager]: Resetting TreeAutomizer preferences to default values [2018-12-08 10:35:44,391 INFO L174 SettingsManager]: Resetting IcfgTransformer preferences to default values [2018-12-08 10:35:44,391 INFO L174 SettingsManager]: Resetting Boogie Printer preferences to default values [2018-12-08 10:35:44,391 INFO L174 SettingsManager]: Resetting ReqPrinter preferences to default values [2018-12-08 10:35:44,392 INFO L174 SettingsManager]: Resetting Witness Printer preferences to default values [2018-12-08 10:35:44,392 INFO L177 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2018-12-08 10:35:44,393 INFO L174 SettingsManager]: Resetting CDTParser preferences to default values [2018-12-08 10:35:44,393 INFO L177 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2018-12-08 10:35:44,393 INFO L177 SettingsManager]: ReqParser provides no preferences, ignoring... [2018-12-08 10:35:44,393 INFO L174 SettingsManager]: Resetting SmtParser preferences to default values [2018-12-08 10:35:44,394 INFO L174 SettingsManager]: Resetting Witness Parser preferences to default values [2018-12-08 10:35:44,394 INFO L181 SettingsManager]: Finished resetting all preferences to default values... [2018-12-08 10:35:44,394 INFO L98 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/working_dir_9867547b-af1f-4e66-a668-81217ac07a4e/bin-2019/uautomizer/config/svcomp-DerefFreeMemtrack-32bit-Automizer_Default.epf [2018-12-08 10:35:44,401 INFO L110 SettingsManager]: Loading preferences was successful [2018-12-08 10:35:44,401 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2018-12-08 10:35:44,402 INFO L131 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2018-12-08 10:35:44,402 INFO L133 SettingsManager]: * ... calls to implemented procedures=ONLY_FOR_CONCURRENT_PROGRAMS [2018-12-08 10:35:44,402 INFO L131 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2018-12-08 10:35:44,402 INFO L133 SettingsManager]: * Create parallel compositions if possible=false [2018-12-08 10:35:44,402 INFO L133 SettingsManager]: * Use SBE=true [2018-12-08 10:35:44,402 INFO L131 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2018-12-08 10:35:44,403 INFO L133 SettingsManager]: * sizeof long=4 [2018-12-08 10:35:44,403 INFO L133 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2018-12-08 10:35:44,403 INFO L133 SettingsManager]: * Overapproximate operations on floating types=true [2018-12-08 10:35:44,403 INFO L133 SettingsManager]: * sizeof POINTER=4 [2018-12-08 10:35:44,403 INFO L133 SettingsManager]: * Check division by zero=IGNORE [2018-12-08 10:35:44,403 INFO L133 SettingsManager]: * Check for the main procedure if all allocated memory was freed=true [2018-12-08 10:35:44,403 INFO L133 SettingsManager]: * Bitprecise bitfields=true [2018-12-08 10:35:44,403 INFO L133 SettingsManager]: * SV-COMP memtrack compatibility mode=true [2018-12-08 10:35:44,403 INFO L133 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2018-12-08 10:35:44,403 INFO L133 SettingsManager]: * sizeof long double=12 [2018-12-08 10:35:44,403 INFO L133 SettingsManager]: * Use constant arrays=true [2018-12-08 10:35:44,404 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2018-12-08 10:35:44,404 INFO L133 SettingsManager]: * Size of a code block=SequenceOfStatements [2018-12-08 10:35:44,404 INFO L133 SettingsManager]: * To the following directory=./dump/ [2018-12-08 10:35:44,404 INFO L133 SettingsManager]: * SMT solver=External_DefaultMode [2018-12-08 10:35:44,404 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2018-12-08 10:35:44,404 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2018-12-08 10:35:44,404 INFO L133 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2018-12-08 10:35:44,404 INFO L133 SettingsManager]: * Trace refinement strategy=CAMEL [2018-12-08 10:35:44,404 INFO L133 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2018-12-08 10:35:44,404 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 -> /tmp/vcloud-vcloud-master/worker/working_dir_9867547b-af1f-4e66-a668-81217ac07a4e/bin-2019/uautomizer 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 -> 13d9e1f555d8a0e0fd0128fab121c949ab04cadc [2018-12-08 10:35:44,422 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2018-12-08 10:35:44,431 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2018-12-08 10:35:44,434 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2018-12-08 10:35:44,435 INFO L271 PluginConnector]: Initializing CDTParser... [2018-12-08 10:35:44,435 INFO L276 PluginConnector]: CDTParser initialized [2018-12-08 10:35:44,436 INFO L418 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/working_dir_9867547b-af1f-4e66-a668-81217ac07a4e/bin-2019/uautomizer/../../sv-benchmarks/c/ldv-memsafety/memleaks_test16_true-valid-memsafety_true-termination.i [2018-12-08 10:35:44,480 INFO L221 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_9867547b-af1f-4e66-a668-81217ac07a4e/bin-2019/uautomizer/data/016fb3eb9/18eeab85136a4b72a590165250ecfb11/FLAGdff2c2722 [2018-12-08 10:35:44,889 INFO L307 CDTParser]: Found 1 translation units. [2018-12-08 10:35:44,890 INFO L161 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/working_dir_9867547b-af1f-4e66-a668-81217ac07a4e/sv-benchmarks/c/ldv-memsafety/memleaks_test16_true-valid-memsafety_true-termination.i [2018-12-08 10:35:44,897 INFO L355 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_9867547b-af1f-4e66-a668-81217ac07a4e/bin-2019/uautomizer/data/016fb3eb9/18eeab85136a4b72a590165250ecfb11/FLAGdff2c2722 [2018-12-08 10:35:44,905 INFO L363 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/working_dir_9867547b-af1f-4e66-a668-81217ac07a4e/bin-2019/uautomizer/data/016fb3eb9/18eeab85136a4b72a590165250ecfb11 [2018-12-08 10:35:44,907 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2018-12-08 10:35:44,908 INFO L131 ToolchainWalker]: Walking toolchain with 5 elements. [2018-12-08 10:35:44,908 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2018-12-08 10:35:44,908 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2018-12-08 10:35:44,911 INFO L276 PluginConnector]: CACSL2BoogieTranslator initialized [2018-12-08 10:35:44,911 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 08.12 10:35:44" (1/1) ... [2018-12-08 10:35:44,913 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@33416e95 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.12 10:35:44, skipping insertion in model container [2018-12-08 10:35:44,913 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 08.12 10:35:44" (1/1) ... [2018-12-08 10:35:44,917 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2018-12-08 10:35:44,940 INFO L176 MainTranslator]: Built tables and reachable declarations [2018-12-08 10:35:45,154 INFO L203 PostProcessor]: Analyzing one entry point: main [2018-12-08 10:35:45,165 INFO L191 MainTranslator]: Completed pre-run [2018-12-08 10:35:45,197 INFO L203 PostProcessor]: Analyzing one entry point: main [2018-12-08 10:35:45,228 INFO L195 MainTranslator]: Completed translation [2018-12-08 10:35:45,228 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.12 10:35:45 WrapperNode [2018-12-08 10:35:45,228 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2018-12-08 10:35:45,229 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2018-12-08 10:35:45,229 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2018-12-08 10:35:45,229 INFO L276 PluginConnector]: Boogie Preprocessor initialized [2018-12-08 10:35:45,237 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.12 10:35:45" (1/1) ... [2018-12-08 10:35:45,237 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.12 10:35:45" (1/1) ... [2018-12-08 10:35:45,248 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.12 10:35:45" (1/1) ... [2018-12-08 10:35:45,248 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.12 10:35:45" (1/1) ... [2018-12-08 10:35:45,264 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.12 10:35:45" (1/1) ... [2018-12-08 10:35:45,267 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.12 10:35:45" (1/1) ... [2018-12-08 10:35:45,270 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.12 10:35:45" (1/1) ... [2018-12-08 10:35:45,274 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2018-12-08 10:35:45,274 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2018-12-08 10:35:45,274 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2018-12-08 10:35:45,274 INFO L276 PluginConnector]: RCFGBuilder initialized [2018-12-08 10:35:45,275 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.12 10:35:45" (1/1) ... No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_9867547b-af1f-4e66-a668-81217ac07a4e/bin-2019/uautomizer/z3 Starting monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2018-12-08 10:35:45,307 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2018-12-08 10:35:45,307 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2018-12-08 10:35:45,307 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~TO~VOID [2018-12-08 10:35:45,307 INFO L138 BoogieDeclarations]: Found implementation of procedure __bswap_32 [2018-12-08 10:35:45,307 INFO L138 BoogieDeclarations]: Found implementation of procedure __bswap_64 [2018-12-08 10:35:45,307 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_nonpositive [2018-12-08 10:35:45,307 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_positive [2018-12-08 10:35:45,307 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_malloc [2018-12-08 10:35:45,307 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_zalloc [2018-12-08 10:35:45,308 INFO L138 BoogieDeclarations]: Found implementation of procedure LDV_INIT_LIST_HEAD [2018-12-08 10:35:45,308 INFO L138 BoogieDeclarations]: Found implementation of procedure __ldv_list_add [2018-12-08 10:35:45,308 INFO L138 BoogieDeclarations]: Found implementation of procedure __ldv_list_del [2018-12-08 10:35:45,308 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_list_add [2018-12-08 10:35:45,308 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_list_add_tail [2018-12-08 10:35:45,308 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_list_del [2018-12-08 10:35:45,308 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_msg_alloc [2018-12-08 10:35:45,308 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_msg_fill [2018-12-08 10:35:45,308 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_msg_free [2018-12-08 10:35:45,308 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_submit_msg [2018-12-08 10:35:45,308 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_destroy_msgs [2018-12-08 10:35:45,308 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_dev_get_drvdata [2018-12-08 10:35:45,308 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_dev_set_drvdata [2018-12-08 10:35:45,309 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_atomic_add_return [2018-12-08 10:35:45,309 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_atomic_sub_return [2018-12-08 10:35:45,309 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_kref_sub [2018-12-08 10:35:45,309 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_kref_init [2018-12-08 10:35:45,309 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_kref_get [2018-12-08 10:35:45,309 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_kref_put [2018-12-08 10:35:45,309 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_kobject_del [2018-12-08 10:35:45,309 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_kobject_cleanup [2018-12-08 10:35:45,309 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_kobject_release [2018-12-08 10:35:45,309 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_kobject_put [2018-12-08 10:35:45,309 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_kobject_get [2018-12-08 10:35:45,309 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_kobject_init_internal [2018-12-08 10:35:45,309 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_kobject_init [2018-12-08 10:35:45,310 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_kobject_create [2018-12-08 10:35:45,310 INFO L138 BoogieDeclarations]: Found implementation of procedure f [2018-12-08 10:35:45,310 INFO L138 BoogieDeclarations]: Found implementation of procedure g [2018-12-08 10:35:45,310 INFO L138 BoogieDeclarations]: Found implementation of procedure alloc_16 [2018-12-08 10:35:45,310 INFO L138 BoogieDeclarations]: Found implementation of procedure free_16 [2018-12-08 10:35:45,310 INFO L138 BoogieDeclarations]: Found implementation of procedure entry_point [2018-12-08 10:35:45,310 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2018-12-08 10:35:45,310 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset [2018-12-08 10:35:45,311 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.meminit [2018-12-08 10:35:45,311 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy [2018-12-08 10:35:45,311 INFO L130 BoogieDeclarations]: Found specification of procedure __bswap_32 [2018-12-08 10:35:45,311 INFO L130 BoogieDeclarations]: Found specification of procedure __bswap_64 [2018-12-08 10:35:45,311 INFO L130 BoogieDeclarations]: Found specification of procedure __ctype_get_mb_cur_max [2018-12-08 10:35:45,311 INFO L130 BoogieDeclarations]: Found specification of procedure atof [2018-12-08 10:35:45,311 INFO L130 BoogieDeclarations]: Found specification of procedure atoi [2018-12-08 10:35:45,311 INFO L130 BoogieDeclarations]: Found specification of procedure atol [2018-12-08 10:35:45,311 INFO L130 BoogieDeclarations]: Found specification of procedure atoll [2018-12-08 10:35:45,312 INFO L130 BoogieDeclarations]: Found specification of procedure strtod [2018-12-08 10:35:45,312 INFO L130 BoogieDeclarations]: Found specification of procedure strtof [2018-12-08 10:35:45,312 INFO L130 BoogieDeclarations]: Found specification of procedure strtold [2018-12-08 10:35:45,312 INFO L130 BoogieDeclarations]: Found specification of procedure strtol [2018-12-08 10:35:45,312 INFO L130 BoogieDeclarations]: Found specification of procedure strtoul [2018-12-08 10:35:45,312 INFO L130 BoogieDeclarations]: Found specification of procedure strtoq [2018-12-08 10:35:45,312 INFO L130 BoogieDeclarations]: Found specification of procedure strtouq [2018-12-08 10:35:45,312 INFO L130 BoogieDeclarations]: Found specification of procedure strtoll [2018-12-08 10:35:45,312 INFO L130 BoogieDeclarations]: Found specification of procedure strtoull [2018-12-08 10:35:45,313 INFO L130 BoogieDeclarations]: Found specification of procedure l64a [2018-12-08 10:35:45,313 INFO L130 BoogieDeclarations]: Found specification of procedure a64l [2018-12-08 10:35:45,313 INFO L130 BoogieDeclarations]: Found specification of procedure select [2018-12-08 10:35:45,313 INFO L130 BoogieDeclarations]: Found specification of procedure pselect [2018-12-08 10:35:45,313 INFO L130 BoogieDeclarations]: Found specification of procedure gnu_dev_major [2018-12-08 10:35:45,313 INFO L130 BoogieDeclarations]: Found specification of procedure gnu_dev_minor [2018-12-08 10:35:45,313 INFO L130 BoogieDeclarations]: Found specification of procedure gnu_dev_makedev [2018-12-08 10:35:45,313 INFO L130 BoogieDeclarations]: Found specification of procedure random [2018-12-08 10:35:45,313 INFO L130 BoogieDeclarations]: Found specification of procedure srandom [2018-12-08 10:35:45,314 INFO L130 BoogieDeclarations]: Found specification of procedure initstate [2018-12-08 10:35:45,314 INFO L130 BoogieDeclarations]: Found specification of procedure setstate [2018-12-08 10:35:45,314 INFO L130 BoogieDeclarations]: Found specification of procedure random_r [2018-12-08 10:35:45,314 INFO L130 BoogieDeclarations]: Found specification of procedure srandom_r [2018-12-08 10:35:45,314 INFO L130 BoogieDeclarations]: Found specification of procedure initstate_r [2018-12-08 10:35:45,314 INFO L130 BoogieDeclarations]: Found specification of procedure setstate_r [2018-12-08 10:35:45,314 INFO L130 BoogieDeclarations]: Found specification of procedure rand [2018-12-08 10:35:45,314 INFO L130 BoogieDeclarations]: Found specification of procedure srand [2018-12-08 10:35:45,314 INFO L130 BoogieDeclarations]: Found specification of procedure rand_r [2018-12-08 10:35:45,315 INFO L130 BoogieDeclarations]: Found specification of procedure drand48 [2018-12-08 10:35:45,315 INFO L130 BoogieDeclarations]: Found specification of procedure erand48 [2018-12-08 10:35:45,315 INFO L130 BoogieDeclarations]: Found specification of procedure lrand48 [2018-12-08 10:35:45,315 INFO L130 BoogieDeclarations]: Found specification of procedure nrand48 [2018-12-08 10:35:45,315 INFO L130 BoogieDeclarations]: Found specification of procedure mrand48 [2018-12-08 10:35:45,315 INFO L130 BoogieDeclarations]: Found specification of procedure jrand48 [2018-12-08 10:35:45,315 INFO L130 BoogieDeclarations]: Found specification of procedure srand48 [2018-12-08 10:35:45,315 INFO L130 BoogieDeclarations]: Found specification of procedure seed48 [2018-12-08 10:35:45,315 INFO L130 BoogieDeclarations]: Found specification of procedure lcong48 [2018-12-08 10:35:45,316 INFO L130 BoogieDeclarations]: Found specification of procedure drand48_r [2018-12-08 10:35:45,316 INFO L130 BoogieDeclarations]: Found specification of procedure erand48_r [2018-12-08 10:35:45,316 INFO L130 BoogieDeclarations]: Found specification of procedure lrand48_r [2018-12-08 10:35:45,316 INFO L130 BoogieDeclarations]: Found specification of procedure nrand48_r [2018-12-08 10:35:45,316 INFO L130 BoogieDeclarations]: Found specification of procedure mrand48_r [2018-12-08 10:35:45,316 INFO L130 BoogieDeclarations]: Found specification of procedure jrand48_r [2018-12-08 10:35:45,316 INFO L130 BoogieDeclarations]: Found specification of procedure srand48_r [2018-12-08 10:35:45,316 INFO L130 BoogieDeclarations]: Found specification of procedure seed48_r [2018-12-08 10:35:45,316 INFO L130 BoogieDeclarations]: Found specification of procedure lcong48_r [2018-12-08 10:35:45,316 INFO L130 BoogieDeclarations]: Found specification of procedure malloc [2018-12-08 10:35:45,317 INFO L130 BoogieDeclarations]: Found specification of procedure calloc [2018-12-08 10:35:45,317 INFO L130 BoogieDeclarations]: Found specification of procedure realloc [2018-12-08 10:35:45,317 INFO L130 BoogieDeclarations]: Found specification of procedure free [2018-12-08 10:35:45,317 INFO L130 BoogieDeclarations]: Found specification of procedure cfree [2018-12-08 10:35:45,317 INFO L130 BoogieDeclarations]: Found specification of procedure alloca [2018-12-08 10:35:45,317 INFO L130 BoogieDeclarations]: Found specification of procedure valloc [2018-12-08 10:35:45,317 INFO L130 BoogieDeclarations]: Found specification of procedure posix_memalign [2018-12-08 10:35:45,317 INFO L130 BoogieDeclarations]: Found specification of procedure abort [2018-12-08 10:35:45,317 INFO L130 BoogieDeclarations]: Found specification of procedure atexit [2018-12-08 10:35:45,318 INFO L130 BoogieDeclarations]: Found specification of procedure on_exit [2018-12-08 10:35:45,318 INFO L130 BoogieDeclarations]: Found specification of procedure exit [2018-12-08 10:35:45,318 INFO L130 BoogieDeclarations]: Found specification of procedure _Exit [2018-12-08 10:35:45,318 INFO L130 BoogieDeclarations]: Found specification of procedure getenv [2018-12-08 10:35:45,318 INFO L130 BoogieDeclarations]: Found specification of procedure putenv [2018-12-08 10:35:45,318 INFO L130 BoogieDeclarations]: Found specification of procedure setenv [2018-12-08 10:35:45,318 INFO L130 BoogieDeclarations]: Found specification of procedure unsetenv [2018-12-08 10:35:45,318 INFO L130 BoogieDeclarations]: Found specification of procedure clearenv [2018-12-08 10:35:45,318 INFO L130 BoogieDeclarations]: Found specification of procedure mktemp [2018-12-08 10:35:45,319 INFO L130 BoogieDeclarations]: Found specification of procedure mkstemp [2018-12-08 10:35:45,319 INFO L130 BoogieDeclarations]: Found specification of procedure mkstemps [2018-12-08 10:35:45,319 INFO L130 BoogieDeclarations]: Found specification of procedure mkdtemp [2018-12-08 10:35:45,319 INFO L130 BoogieDeclarations]: Found specification of procedure system [2018-12-08 10:35:45,319 INFO L130 BoogieDeclarations]: Found specification of procedure realpath [2018-12-08 10:35:45,319 INFO L130 BoogieDeclarations]: Found specification of procedure bsearch [2018-12-08 10:35:45,319 INFO L130 BoogieDeclarations]: Found specification of procedure qsort [2018-12-08 10:35:45,319 INFO L130 BoogieDeclarations]: Found specification of procedure abs [2018-12-08 10:35:45,319 INFO L130 BoogieDeclarations]: Found specification of procedure labs [2018-12-08 10:35:45,320 INFO L130 BoogieDeclarations]: Found specification of procedure llabs [2018-12-08 10:35:45,320 INFO L130 BoogieDeclarations]: Found specification of procedure div [2018-12-08 10:35:45,320 INFO L130 BoogieDeclarations]: Found specification of procedure ldiv [2018-12-08 10:35:45,320 INFO L130 BoogieDeclarations]: Found specification of procedure lldiv [2018-12-08 10:35:45,320 INFO L130 BoogieDeclarations]: Found specification of procedure ecvt [2018-12-08 10:35:45,320 INFO L130 BoogieDeclarations]: Found specification of procedure fcvt [2018-12-08 10:35:45,320 INFO L130 BoogieDeclarations]: Found specification of procedure gcvt [2018-12-08 10:35:45,320 INFO L130 BoogieDeclarations]: Found specification of procedure qecvt [2018-12-08 10:35:45,320 INFO L130 BoogieDeclarations]: Found specification of procedure qfcvt [2018-12-08 10:35:45,320 INFO L130 BoogieDeclarations]: Found specification of procedure qgcvt [2018-12-08 10:35:45,321 INFO L130 BoogieDeclarations]: Found specification of procedure ecvt_r [2018-12-08 10:35:45,321 INFO L130 BoogieDeclarations]: Found specification of procedure fcvt_r [2018-12-08 10:35:45,321 INFO L130 BoogieDeclarations]: Found specification of procedure qecvt_r [2018-12-08 10:35:45,321 INFO L130 BoogieDeclarations]: Found specification of procedure qfcvt_r [2018-12-08 10:35:45,321 INFO L130 BoogieDeclarations]: Found specification of procedure mblen [2018-12-08 10:35:45,321 INFO L130 BoogieDeclarations]: Found specification of procedure mbtowc [2018-12-08 10:35:45,321 INFO L130 BoogieDeclarations]: Found specification of procedure wctomb [2018-12-08 10:35:45,321 INFO L130 BoogieDeclarations]: Found specification of procedure mbstowcs [2018-12-08 10:35:45,321 INFO L130 BoogieDeclarations]: Found specification of procedure wcstombs [2018-12-08 10:35:45,322 INFO L130 BoogieDeclarations]: Found specification of procedure rpmatch [2018-12-08 10:35:45,322 INFO L130 BoogieDeclarations]: Found specification of procedure getsubopt [2018-12-08 10:35:45,322 INFO L130 BoogieDeclarations]: Found specification of procedure getloadavg [2018-12-08 10:35:45,322 INFO L130 BoogieDeclarations]: Found specification of procedure kfree [2018-12-08 10:35:45,322 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_int [2018-12-08 10:35:45,322 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_pointer [2018-12-08 10:35:45,322 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_nonpositive [2018-12-08 10:35:45,322 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_positive [2018-12-08 10:35:45,322 INFO L130 BoogieDeclarations]: Found specification of procedure memcpy [2018-12-08 10:35:45,323 INFO L130 BoogieDeclarations]: Found specification of procedure memset [2018-12-08 10:35:45,323 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_malloc [2018-12-08 10:35:45,323 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.alloc [2018-12-08 10:35:45,323 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_zalloc [2018-12-08 10:35:45,323 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.meminit [2018-12-08 10:35:45,323 INFO L130 BoogieDeclarations]: Found specification of procedure LDV_INIT_LIST_HEAD [2018-12-08 10:35:45,323 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2018-12-08 10:35:45,323 INFO L130 BoogieDeclarations]: Found specification of procedure __ldv_list_add [2018-12-08 10:35:45,323 INFO L130 BoogieDeclarations]: Found specification of procedure __ldv_list_del [2018-12-08 10:35:45,324 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_list_add [2018-12-08 10:35:45,324 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2018-12-08 10:35:45,324 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_list_add_tail [2018-12-08 10:35:45,324 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_list_del [2018-12-08 10:35:45,324 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_msg_alloc [2018-12-08 10:35:45,324 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_msg_fill [2018-12-08 10:35:45,324 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy [2018-12-08 10:35:45,324 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_msg_free [2018-12-08 10:35:45,324 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2018-12-08 10:35:45,324 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_submit_msg [2018-12-08 10:35:45,325 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_destroy_msgs [2018-12-08 10:35:45,325 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_dev_get_drvdata [2018-12-08 10:35:45,325 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_dev_set_drvdata [2018-12-08 10:35:45,325 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_atomic_add_return [2018-12-08 10:35:45,325 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2018-12-08 10:35:45,325 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2018-12-08 10:35:45,325 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_atomic_sub_return [2018-12-08 10:35:45,325 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_kref_sub [2018-12-08 10:35:45,325 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~TO~VOID [2018-12-08 10:35:45,325 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_kref_init [2018-12-08 10:35:45,325 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_kref_get [2018-12-08 10:35:45,326 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_kref_put [2018-12-08 10:35:45,326 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_kobject_del [2018-12-08 10:35:45,326 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_kobject_cleanup [2018-12-08 10:35:45,326 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_kobject_release [2018-12-08 10:35:45,326 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_kobject_put [2018-12-08 10:35:45,326 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_kobject_get [2018-12-08 10:35:45,326 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_kobject_init_internal [2018-12-08 10:35:45,326 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_kobject_init [2018-12-08 10:35:45,326 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_kobject_create [2018-12-08 10:35:45,326 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset [2018-12-08 10:35:45,326 INFO L130 BoogieDeclarations]: Found specification of procedure f [2018-12-08 10:35:45,327 INFO L130 BoogieDeclarations]: Found specification of procedure g [2018-12-08 10:35:45,327 INFO L130 BoogieDeclarations]: Found specification of procedure alloc_16 [2018-12-08 10:35:45,327 INFO L130 BoogieDeclarations]: Found specification of procedure free_16 [2018-12-08 10:35:45,327 INFO L130 BoogieDeclarations]: Found specification of procedure entry_point [2018-12-08 10:35:45,327 INFO L130 BoogieDeclarations]: Found specification of procedure main [2018-12-08 10:35:45,327 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2018-12-08 10:35:45,327 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$ [2018-12-08 10:35:45,327 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2018-12-08 10:35:45,327 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$ [2018-12-08 10:35:45,327 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$ [2018-12-08 10:35:45,327 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int [2018-12-08 10:35:45,328 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int [2018-12-08 10:35:45,563 WARN L615 $ProcedureCfgBuilder]: Label in the middle of a codeblock. [2018-12-08 10:35:45,675 WARN L615 $ProcedureCfgBuilder]: Label in the middle of a codeblock. [2018-12-08 10:35:45,800 INFO L275 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2018-12-08 10:35:45,800 INFO L280 CfgBuilder]: Removed 1 assue(true) statements. [2018-12-08 10:35:45,801 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 08.12 10:35:45 BoogieIcfgContainer [2018-12-08 10:35:45,801 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2018-12-08 10:35:45,801 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2018-12-08 10:35:45,802 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2018-12-08 10:35:45,804 INFO L276 PluginConnector]: TraceAbstraction initialized [2018-12-08 10:35:45,804 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 08.12 10:35:44" (1/3) ... [2018-12-08 10:35:45,805 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@31d8a8e3 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 08.12 10:35:45, skipping insertion in model container [2018-12-08 10:35:45,805 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.12 10:35:45" (2/3) ... [2018-12-08 10:35:45,805 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@31d8a8e3 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 08.12 10:35:45, skipping insertion in model container [2018-12-08 10:35:45,805 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 08.12 10:35:45" (3/3) ... [2018-12-08 10:35:45,806 INFO L112 eAbstractionObserver]: Analyzing ICFG memleaks_test16_true-valid-memsafety_true-termination.i [2018-12-08 10:35:45,814 INFO L156 ceAbstractionStarter]: Automizer settings: Hoare:false NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2018-12-08 10:35:45,821 INFO L168 ceAbstractionStarter]: Appying trace abstraction to program that has 69 error locations. [2018-12-08 10:35:45,833 INFO L257 AbstractCegarLoop]: Starting to check reachability of 69 error locations. [2018-12-08 10:35:45,848 INFO L133 ementStrategyFactory]: Using default assertion order modulation [2018-12-08 10:35:45,848 INFO L382 AbstractCegarLoop]: Interprodecural is true [2018-12-08 10:35:45,849 INFO L383 AbstractCegarLoop]: Hoare is false [2018-12-08 10:35:45,849 INFO L384 AbstractCegarLoop]: Compute interpolants for FPandBP [2018-12-08 10:35:45,849 INFO L385 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2018-12-08 10:35:45,849 INFO L386 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2018-12-08 10:35:45,849 INFO L387 AbstractCegarLoop]: Difference is false [2018-12-08 10:35:45,849 INFO L388 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2018-12-08 10:35:45,849 INFO L393 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2018-12-08 10:35:45,860 INFO L276 IsEmpty]: Start isEmpty. Operand 105 states. [2018-12-08 10:35:45,866 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2018-12-08 10:35:45,866 INFO L394 BasicCegarLoop]: Found error trace [2018-12-08 10:35:45,866 INFO L402 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-12-08 10:35:45,868 INFO L423 AbstractCegarLoop]: === Iteration 1 === [ldv_kref_initErr0REQUIRES_VIOLATION, ldv_kref_initErr1REQUIRES_VIOLATION, ldv_list_addErr0REQUIRES_VIOLATION, ldv_list_addErr1REQUIRES_VIOLATION, ldv_kobject_createErr0REQUIRES_VIOLATION, ldv_kobject_createErr1REQUIRES_VIOLATION, ldv_destroy_msgsErr2REQUIRES_VIOLATION, ldv_destroy_msgsErr1REQUIRES_VIOLATION, ldv_destroy_msgsErr0REQUIRES_VIOLATION, ldv_destroy_msgsErr5REQUIRES_VIOLATION, ldv_destroy_msgsErr4REQUIRES_VIOLATION, ldv_destroy_msgsErr3REQUIRES_VIOLATION, ldv_msg_fillErr0REQUIRES_VIOLATION, ldv_msg_fillErr5REQUIRES_VIOLATION, ldv_msg_fillErr3REQUIRES_VIOLATION, ldv_msg_fillErr4REQUIRES_VIOLATION, ldv_msg_fillErr2REQUIRES_VIOLATION, ldv_msg_fillErr1REQUIRES_VIOLATION, ldv_atomic_add_returnErr0REQUIRES_VIOLATION, ldv_atomic_add_returnErr3REQUIRES_VIOLATION, ldv_atomic_add_returnErr2REQUIRES_VIOLATION, ldv_atomic_add_returnErr1REQUIRES_VIOLATION, __ldv_list_delErr3REQUIRES_VIOLATION, __ldv_list_delErr0REQUIRES_VIOLATION, __ldv_list_delErr1REQUIRES_VIOLATION, __ldv_list_delErr2REQUIRES_VIOLATION, ldv_kobject_cleanupErr5ASSERT_VIOLATIONMEMORY_FREE, ldv_kobject_cleanupErr1REQUIRES_VIOLATION, ldv_kobject_cleanupErr3ASSERT_VIOLATIONMEMORY_FREE, ldv_kobject_cleanupErr4ASSERT_VIOLATIONMEMORY_FREE, ldv_kobject_cleanupErr2ASSERT_VIOLATIONMEMORY_FREE, ldv_kobject_cleanupErr0REQUIRES_VIOLATION, ldv_msg_freeErr2ASSERT_VIOLATIONMEMORY_FREE, ldv_msg_freeErr1REQUIRES_VIOLATION, ldv_msg_freeErr0REQUIRES_VIOLATION, ldv_msg_freeErr3ASSERT_VIOLATIONMEMORY_FREE, ldv_msg_freeErr5ASSERT_VIOLATIONMEMORY_FREE, ldv_msg_freeErr4ASSERT_VIOLATIONMEMORY_FREE, mainErr0ENSURES_VIOLATIONMEMORY_LEAK, LDV_INIT_LIST_HEADErr1REQUIRES_VIOLATION, LDV_INIT_LIST_HEADErr2REQUIRES_VIOLATION, LDV_INIT_LIST_HEADErr3REQUIRES_VIOLATION, LDV_INIT_LIST_HEADErr0REQUIRES_VIOLATION, ldv_list_delErr1REQUIRES_VIOLATION, ldv_list_delErr2REQUIRES_VIOLATION, ldv_list_delErr3REQUIRES_VIOLATION, ldv_list_delErr0REQUIRES_VIOLATION, __ldv_list_addErr3REQUIRES_VIOLATION, __ldv_list_addErr4REQUIRES_VIOLATION, __ldv_list_addErr0REQUIRES_VIOLATION, __ldv_list_addErr5REQUIRES_VIOLATION, __ldv_list_addErr6REQUIRES_VIOLATION, __ldv_list_addErr1REQUIRES_VIOLATION, __ldv_list_addErr2REQUIRES_VIOLATION, __ldv_list_addErr7REQUIRES_VIOLATION, ldv_dev_set_drvdataErr1REQUIRES_VIOLATION, ldv_dev_set_drvdataErr0REQUIRES_VIOLATION, ldv_atomic_sub_returnErr0REQUIRES_VIOLATION, ldv_atomic_sub_returnErr3REQUIRES_VIOLATION, ldv_atomic_sub_returnErr2REQUIRES_VIOLATION, ldv_atomic_sub_returnErr1REQUIRES_VIOLATION, ldv_list_add_tailErr1REQUIRES_VIOLATION, ldv_list_add_tailErr0REQUIRES_VIOLATION, ldv_dev_get_drvdataErr0REQUIRES_VIOLATION, ldv_dev_get_drvdataErr1REQUIRES_VIOLATION, free_16Err0ASSERT_VIOLATIONMEMORY_FREE, free_16Err1ASSERT_VIOLATIONMEMORY_FREE, ldv_msg_allocErr0REQUIRES_VIOLATION, ldv_msg_allocErr1REQUIRES_VIOLATION]=== [2018-12-08 10:35:45,871 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-12-08 10:35:45,871 INFO L82 PathProgramCache]: Analyzing trace with hash 1057027546, now seen corresponding path program 1 times [2018-12-08 10:35:45,872 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-12-08 10:35:45,873 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-12-08 10:35:45,906 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-08 10:35:45,907 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-12-08 10:35:45,907 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-08 10:35:45,933 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 10:35:46,005 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-08 10:35:46,007 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-12-08 10:35:46,007 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2018-12-08 10:35:46,009 INFO L459 AbstractCegarLoop]: Interpolant automaton has 7 states [2018-12-08 10:35:46,017 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2018-12-08 10:35:46,018 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=11, Invalid=31, Unknown=0, NotChecked=0, Total=42 [2018-12-08 10:35:46,019 INFO L87 Difference]: Start difference. First operand 105 states. Second operand 7 states. [2018-12-08 10:35:46,081 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-12-08 10:35:46,081 INFO L93 Difference]: Finished difference Result 47 states and 49 transitions. [2018-12-08 10:35:46,081 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2018-12-08 10:35:46,082 INFO L78 Accepts]: Start accepts. Automaton has 7 states. Word has length 17 [2018-12-08 10:35:46,082 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-12-08 10:35:46,089 INFO L225 Difference]: With dead ends: 47 [2018-12-08 10:35:46,089 INFO L226 Difference]: Without dead ends: 44 [2018-12-08 10:35:46,090 INFO L631 BasicCegarLoop]: 0 DeclaredPredicates, 9 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 7 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=19, Invalid=53, Unknown=0, NotChecked=0, Total=72 [2018-12-08 10:35:46,100 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 44 states. [2018-12-08 10:35:46,110 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 44 to 40. [2018-12-08 10:35:46,111 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 40 states. [2018-12-08 10:35:46,112 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 40 states to 40 states and 42 transitions. [2018-12-08 10:35:46,113 INFO L78 Accepts]: Start accepts. Automaton has 40 states and 42 transitions. Word has length 17 [2018-12-08 10:35:46,113 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-12-08 10:35:46,113 INFO L480 AbstractCegarLoop]: Abstraction has 40 states and 42 transitions. [2018-12-08 10:35:46,113 INFO L481 AbstractCegarLoop]: Interpolant automaton has 7 states. [2018-12-08 10:35:46,113 INFO L276 IsEmpty]: Start isEmpty. Operand 40 states and 42 transitions. [2018-12-08 10:35:46,114 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2018-12-08 10:35:46,114 INFO L394 BasicCegarLoop]: Found error trace [2018-12-08 10:35:46,114 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] [2018-12-08 10:35:46,114 INFO L423 AbstractCegarLoop]: === Iteration 2 === [ldv_kref_initErr0REQUIRES_VIOLATION, ldv_kref_initErr1REQUIRES_VIOLATION, ldv_list_addErr0REQUIRES_VIOLATION, ldv_list_addErr1REQUIRES_VIOLATION, ldv_kobject_createErr0REQUIRES_VIOLATION, ldv_kobject_createErr1REQUIRES_VIOLATION, ldv_destroy_msgsErr2REQUIRES_VIOLATION, ldv_destroy_msgsErr1REQUIRES_VIOLATION, ldv_destroy_msgsErr0REQUIRES_VIOLATION, ldv_destroy_msgsErr5REQUIRES_VIOLATION, ldv_destroy_msgsErr4REQUIRES_VIOLATION, ldv_destroy_msgsErr3REQUIRES_VIOLATION, ldv_msg_fillErr0REQUIRES_VIOLATION, ldv_msg_fillErr5REQUIRES_VIOLATION, ldv_msg_fillErr3REQUIRES_VIOLATION, ldv_msg_fillErr4REQUIRES_VIOLATION, ldv_msg_fillErr2REQUIRES_VIOLATION, ldv_msg_fillErr1REQUIRES_VIOLATION, ldv_atomic_add_returnErr0REQUIRES_VIOLATION, ldv_atomic_add_returnErr3REQUIRES_VIOLATION, ldv_atomic_add_returnErr2REQUIRES_VIOLATION, ldv_atomic_add_returnErr1REQUIRES_VIOLATION, __ldv_list_delErr3REQUIRES_VIOLATION, __ldv_list_delErr0REQUIRES_VIOLATION, __ldv_list_delErr1REQUIRES_VIOLATION, __ldv_list_delErr2REQUIRES_VIOLATION, ldv_kobject_cleanupErr5ASSERT_VIOLATIONMEMORY_FREE, ldv_kobject_cleanupErr1REQUIRES_VIOLATION, ldv_kobject_cleanupErr3ASSERT_VIOLATIONMEMORY_FREE, ldv_kobject_cleanupErr4ASSERT_VIOLATIONMEMORY_FREE, ldv_kobject_cleanupErr2ASSERT_VIOLATIONMEMORY_FREE, ldv_kobject_cleanupErr0REQUIRES_VIOLATION, ldv_msg_freeErr2ASSERT_VIOLATIONMEMORY_FREE, ldv_msg_freeErr1REQUIRES_VIOLATION, ldv_msg_freeErr0REQUIRES_VIOLATION, ldv_msg_freeErr3ASSERT_VIOLATIONMEMORY_FREE, ldv_msg_freeErr5ASSERT_VIOLATIONMEMORY_FREE, ldv_msg_freeErr4ASSERT_VIOLATIONMEMORY_FREE, mainErr0ENSURES_VIOLATIONMEMORY_LEAK, LDV_INIT_LIST_HEADErr1REQUIRES_VIOLATION, LDV_INIT_LIST_HEADErr2REQUIRES_VIOLATION, LDV_INIT_LIST_HEADErr3REQUIRES_VIOLATION, LDV_INIT_LIST_HEADErr0REQUIRES_VIOLATION, ldv_list_delErr1REQUIRES_VIOLATION, ldv_list_delErr2REQUIRES_VIOLATION, ldv_list_delErr3REQUIRES_VIOLATION, ldv_list_delErr0REQUIRES_VIOLATION, __ldv_list_addErr3REQUIRES_VIOLATION, __ldv_list_addErr4REQUIRES_VIOLATION, __ldv_list_addErr0REQUIRES_VIOLATION, __ldv_list_addErr5REQUIRES_VIOLATION, __ldv_list_addErr6REQUIRES_VIOLATION, __ldv_list_addErr1REQUIRES_VIOLATION, __ldv_list_addErr2REQUIRES_VIOLATION, __ldv_list_addErr7REQUIRES_VIOLATION, ldv_dev_set_drvdataErr1REQUIRES_VIOLATION, ldv_dev_set_drvdataErr0REQUIRES_VIOLATION, ldv_atomic_sub_returnErr0REQUIRES_VIOLATION, ldv_atomic_sub_returnErr3REQUIRES_VIOLATION, ldv_atomic_sub_returnErr2REQUIRES_VIOLATION, ldv_atomic_sub_returnErr1REQUIRES_VIOLATION, ldv_list_add_tailErr1REQUIRES_VIOLATION, ldv_list_add_tailErr0REQUIRES_VIOLATION, ldv_dev_get_drvdataErr0REQUIRES_VIOLATION, ldv_dev_get_drvdataErr1REQUIRES_VIOLATION, free_16Err0ASSERT_VIOLATIONMEMORY_FREE, free_16Err1ASSERT_VIOLATIONMEMORY_FREE, ldv_msg_allocErr0REQUIRES_VIOLATION, ldv_msg_allocErr1REQUIRES_VIOLATION]=== [2018-12-08 10:35:46,114 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-12-08 10:35:46,114 INFO L82 PathProgramCache]: Analyzing trace with hash 1390475120, now seen corresponding path program 1 times [2018-12-08 10:35:46,114 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-12-08 10:35:46,115 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-12-08 10:35:46,116 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-08 10:35:46,116 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-12-08 10:35:46,116 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-08 10:35:46,123 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 10:35:46,146 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-08 10:35:46,146 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-12-08 10:35:46,146 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2018-12-08 10:35:46,147 INFO L459 AbstractCegarLoop]: Interpolant automaton has 3 states [2018-12-08 10:35:46,147 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2018-12-08 10:35:46,147 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2018-12-08 10:35:46,147 INFO L87 Difference]: Start difference. First operand 40 states and 42 transitions. Second operand 3 states. [2018-12-08 10:35:46,174 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-12-08 10:35:46,174 INFO L93 Difference]: Finished difference Result 52 states and 55 transitions. [2018-12-08 10:35:46,174 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2018-12-08 10:35:46,174 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 21 [2018-12-08 10:35:46,175 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-12-08 10:35:46,176 INFO L225 Difference]: With dead ends: 52 [2018-12-08 10:35:46,176 INFO L226 Difference]: Without dead ends: 41 [2018-12-08 10:35:46,176 INFO L631 BasicCegarLoop]: 0 DeclaredPredicates, 8 GetRequests, 7 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2018-12-08 10:35:46,176 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 41 states. [2018-12-08 10:35:46,181 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 41 to 41. [2018-12-08 10:35:46,182 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 41 states. [2018-12-08 10:35:46,182 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 41 states to 41 states and 43 transitions. [2018-12-08 10:35:46,182 INFO L78 Accepts]: Start accepts. Automaton has 41 states and 43 transitions. Word has length 21 [2018-12-08 10:35:46,183 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-12-08 10:35:46,183 INFO L480 AbstractCegarLoop]: Abstraction has 41 states and 43 transitions. [2018-12-08 10:35:46,183 INFO L481 AbstractCegarLoop]: Interpolant automaton has 3 states. [2018-12-08 10:35:46,183 INFO L276 IsEmpty]: Start isEmpty. Operand 41 states and 43 transitions. [2018-12-08 10:35:46,183 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2018-12-08 10:35:46,183 INFO L394 BasicCegarLoop]: Found error trace [2018-12-08 10:35:46,183 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] [2018-12-08 10:35:46,184 INFO L423 AbstractCegarLoop]: === Iteration 3 === [ldv_kref_initErr0REQUIRES_VIOLATION, ldv_kref_initErr1REQUIRES_VIOLATION, ldv_list_addErr0REQUIRES_VIOLATION, ldv_list_addErr1REQUIRES_VIOLATION, ldv_kobject_createErr0REQUIRES_VIOLATION, ldv_kobject_createErr1REQUIRES_VIOLATION, ldv_destroy_msgsErr2REQUIRES_VIOLATION, ldv_destroy_msgsErr1REQUIRES_VIOLATION, ldv_destroy_msgsErr0REQUIRES_VIOLATION, ldv_destroy_msgsErr5REQUIRES_VIOLATION, ldv_destroy_msgsErr4REQUIRES_VIOLATION, ldv_destroy_msgsErr3REQUIRES_VIOLATION, ldv_msg_fillErr0REQUIRES_VIOLATION, ldv_msg_fillErr5REQUIRES_VIOLATION, ldv_msg_fillErr3REQUIRES_VIOLATION, ldv_msg_fillErr4REQUIRES_VIOLATION, ldv_msg_fillErr2REQUIRES_VIOLATION, ldv_msg_fillErr1REQUIRES_VIOLATION, ldv_atomic_add_returnErr0REQUIRES_VIOLATION, ldv_atomic_add_returnErr3REQUIRES_VIOLATION, ldv_atomic_add_returnErr2REQUIRES_VIOLATION, ldv_atomic_add_returnErr1REQUIRES_VIOLATION, __ldv_list_delErr3REQUIRES_VIOLATION, __ldv_list_delErr0REQUIRES_VIOLATION, __ldv_list_delErr1REQUIRES_VIOLATION, __ldv_list_delErr2REQUIRES_VIOLATION, ldv_kobject_cleanupErr5ASSERT_VIOLATIONMEMORY_FREE, ldv_kobject_cleanupErr1REQUIRES_VIOLATION, ldv_kobject_cleanupErr3ASSERT_VIOLATIONMEMORY_FREE, ldv_kobject_cleanupErr4ASSERT_VIOLATIONMEMORY_FREE, ldv_kobject_cleanupErr2ASSERT_VIOLATIONMEMORY_FREE, ldv_kobject_cleanupErr0REQUIRES_VIOLATION, ldv_msg_freeErr2ASSERT_VIOLATIONMEMORY_FREE, ldv_msg_freeErr1REQUIRES_VIOLATION, ldv_msg_freeErr0REQUIRES_VIOLATION, ldv_msg_freeErr3ASSERT_VIOLATIONMEMORY_FREE, ldv_msg_freeErr5ASSERT_VIOLATIONMEMORY_FREE, ldv_msg_freeErr4ASSERT_VIOLATIONMEMORY_FREE, mainErr0ENSURES_VIOLATIONMEMORY_LEAK, LDV_INIT_LIST_HEADErr1REQUIRES_VIOLATION, LDV_INIT_LIST_HEADErr2REQUIRES_VIOLATION, LDV_INIT_LIST_HEADErr3REQUIRES_VIOLATION, LDV_INIT_LIST_HEADErr0REQUIRES_VIOLATION, ldv_list_delErr1REQUIRES_VIOLATION, ldv_list_delErr2REQUIRES_VIOLATION, ldv_list_delErr3REQUIRES_VIOLATION, ldv_list_delErr0REQUIRES_VIOLATION, __ldv_list_addErr3REQUIRES_VIOLATION, __ldv_list_addErr4REQUIRES_VIOLATION, __ldv_list_addErr0REQUIRES_VIOLATION, __ldv_list_addErr5REQUIRES_VIOLATION, __ldv_list_addErr6REQUIRES_VIOLATION, __ldv_list_addErr1REQUIRES_VIOLATION, __ldv_list_addErr2REQUIRES_VIOLATION, __ldv_list_addErr7REQUIRES_VIOLATION, ldv_dev_set_drvdataErr1REQUIRES_VIOLATION, ldv_dev_set_drvdataErr0REQUIRES_VIOLATION, ldv_atomic_sub_returnErr0REQUIRES_VIOLATION, ldv_atomic_sub_returnErr3REQUIRES_VIOLATION, ldv_atomic_sub_returnErr2REQUIRES_VIOLATION, ldv_atomic_sub_returnErr1REQUIRES_VIOLATION, ldv_list_add_tailErr1REQUIRES_VIOLATION, ldv_list_add_tailErr0REQUIRES_VIOLATION, ldv_dev_get_drvdataErr0REQUIRES_VIOLATION, ldv_dev_get_drvdataErr1REQUIRES_VIOLATION, free_16Err0ASSERT_VIOLATIONMEMORY_FREE, free_16Err1ASSERT_VIOLATIONMEMORY_FREE, ldv_msg_allocErr0REQUIRES_VIOLATION, ldv_msg_allocErr1REQUIRES_VIOLATION]=== [2018-12-08 10:35:46,184 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-12-08 10:35:46,184 INFO L82 PathProgramCache]: Analyzing trace with hash 2048620551, now seen corresponding path program 1 times [2018-12-08 10:35:46,184 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-12-08 10:35:46,184 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-12-08 10:35:46,185 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-08 10:35:46,185 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-12-08 10:35:46,185 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-08 10:35:46,194 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 10:35:46,245 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-08 10:35:46,245 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-12-08 10:35:46,246 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [8] imperfect sequences [] total 8 [2018-12-08 10:35:46,246 INFO L459 AbstractCegarLoop]: Interpolant automaton has 9 states [2018-12-08 10:35:46,246 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2018-12-08 10:35:46,246 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=15, Invalid=57, Unknown=0, NotChecked=0, Total=72 [2018-12-08 10:35:46,246 INFO L87 Difference]: Start difference. First operand 41 states and 43 transitions. Second operand 9 states. [2018-12-08 10:35:46,278 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-12-08 10:35:46,278 INFO L93 Difference]: Finished difference Result 40 states and 42 transitions. [2018-12-08 10:35:46,278 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2018-12-08 10:35:46,279 INFO L78 Accepts]: Start accepts. Automaton has 9 states. Word has length 23 [2018-12-08 10:35:46,279 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-12-08 10:35:46,279 INFO L225 Difference]: With dead ends: 40 [2018-12-08 10:35:46,279 INFO L226 Difference]: Without dead ends: 40 [2018-12-08 10:35:46,280 INFO L631 BasicCegarLoop]: 0 DeclaredPredicates, 9 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 8 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=19, Invalid=71, Unknown=0, NotChecked=0, Total=90 [2018-12-08 10:35:46,280 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 40 states. [2018-12-08 10:35:46,284 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 40 to 40. [2018-12-08 10:35:46,284 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 40 states. [2018-12-08 10:35:46,285 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 40 states to 40 states and 42 transitions. [2018-12-08 10:35:46,285 INFO L78 Accepts]: Start accepts. Automaton has 40 states and 42 transitions. Word has length 23 [2018-12-08 10:35:46,285 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-12-08 10:35:46,285 INFO L480 AbstractCegarLoop]: Abstraction has 40 states and 42 transitions. [2018-12-08 10:35:46,286 INFO L481 AbstractCegarLoop]: Interpolant automaton has 9 states. [2018-12-08 10:35:46,286 INFO L276 IsEmpty]: Start isEmpty. Operand 40 states and 42 transitions. [2018-12-08 10:35:46,286 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25 [2018-12-08 10:35:46,286 INFO L394 BasicCegarLoop]: Found error trace [2018-12-08 10:35:46,287 INFO L402 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-12-08 10:35:46,287 INFO L423 AbstractCegarLoop]: === Iteration 4 === [ldv_kref_initErr0REQUIRES_VIOLATION, ldv_kref_initErr1REQUIRES_VIOLATION, ldv_list_addErr0REQUIRES_VIOLATION, ldv_list_addErr1REQUIRES_VIOLATION, ldv_kobject_createErr0REQUIRES_VIOLATION, ldv_kobject_createErr1REQUIRES_VIOLATION, ldv_destroy_msgsErr2REQUIRES_VIOLATION, ldv_destroy_msgsErr1REQUIRES_VIOLATION, ldv_destroy_msgsErr0REQUIRES_VIOLATION, ldv_destroy_msgsErr5REQUIRES_VIOLATION, ldv_destroy_msgsErr4REQUIRES_VIOLATION, ldv_destroy_msgsErr3REQUIRES_VIOLATION, ldv_msg_fillErr0REQUIRES_VIOLATION, ldv_msg_fillErr5REQUIRES_VIOLATION, ldv_msg_fillErr3REQUIRES_VIOLATION, ldv_msg_fillErr4REQUIRES_VIOLATION, ldv_msg_fillErr2REQUIRES_VIOLATION, ldv_msg_fillErr1REQUIRES_VIOLATION, ldv_atomic_add_returnErr0REQUIRES_VIOLATION, ldv_atomic_add_returnErr3REQUIRES_VIOLATION, ldv_atomic_add_returnErr2REQUIRES_VIOLATION, ldv_atomic_add_returnErr1REQUIRES_VIOLATION, __ldv_list_delErr3REQUIRES_VIOLATION, __ldv_list_delErr0REQUIRES_VIOLATION, __ldv_list_delErr1REQUIRES_VIOLATION, __ldv_list_delErr2REQUIRES_VIOLATION, ldv_kobject_cleanupErr5ASSERT_VIOLATIONMEMORY_FREE, ldv_kobject_cleanupErr1REQUIRES_VIOLATION, ldv_kobject_cleanupErr3ASSERT_VIOLATIONMEMORY_FREE, ldv_kobject_cleanupErr4ASSERT_VIOLATIONMEMORY_FREE, ldv_kobject_cleanupErr2ASSERT_VIOLATIONMEMORY_FREE, ldv_kobject_cleanupErr0REQUIRES_VIOLATION, ldv_msg_freeErr2ASSERT_VIOLATIONMEMORY_FREE, ldv_msg_freeErr1REQUIRES_VIOLATION, ldv_msg_freeErr0REQUIRES_VIOLATION, ldv_msg_freeErr3ASSERT_VIOLATIONMEMORY_FREE, ldv_msg_freeErr5ASSERT_VIOLATIONMEMORY_FREE, ldv_msg_freeErr4ASSERT_VIOLATIONMEMORY_FREE, mainErr0ENSURES_VIOLATIONMEMORY_LEAK, LDV_INIT_LIST_HEADErr1REQUIRES_VIOLATION, LDV_INIT_LIST_HEADErr2REQUIRES_VIOLATION, LDV_INIT_LIST_HEADErr3REQUIRES_VIOLATION, LDV_INIT_LIST_HEADErr0REQUIRES_VIOLATION, ldv_list_delErr1REQUIRES_VIOLATION, ldv_list_delErr2REQUIRES_VIOLATION, ldv_list_delErr3REQUIRES_VIOLATION, ldv_list_delErr0REQUIRES_VIOLATION, __ldv_list_addErr3REQUIRES_VIOLATION, __ldv_list_addErr4REQUIRES_VIOLATION, __ldv_list_addErr0REQUIRES_VIOLATION, __ldv_list_addErr5REQUIRES_VIOLATION, __ldv_list_addErr6REQUIRES_VIOLATION, __ldv_list_addErr1REQUIRES_VIOLATION, __ldv_list_addErr2REQUIRES_VIOLATION, __ldv_list_addErr7REQUIRES_VIOLATION, ldv_dev_set_drvdataErr1REQUIRES_VIOLATION, ldv_dev_set_drvdataErr0REQUIRES_VIOLATION, ldv_atomic_sub_returnErr0REQUIRES_VIOLATION, ldv_atomic_sub_returnErr3REQUIRES_VIOLATION, ldv_atomic_sub_returnErr2REQUIRES_VIOLATION, ldv_atomic_sub_returnErr1REQUIRES_VIOLATION, ldv_list_add_tailErr1REQUIRES_VIOLATION, ldv_list_add_tailErr0REQUIRES_VIOLATION, ldv_dev_get_drvdataErr0REQUIRES_VIOLATION, ldv_dev_get_drvdataErr1REQUIRES_VIOLATION, free_16Err0ASSERT_VIOLATIONMEMORY_FREE, free_16Err1ASSERT_VIOLATIONMEMORY_FREE, ldv_msg_allocErr0REQUIRES_VIOLATION, ldv_msg_allocErr1REQUIRES_VIOLATION]=== [2018-12-08 10:35:46,287 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-12-08 10:35:46,287 INFO L82 PathProgramCache]: Analyzing trace with hash -917271995, now seen corresponding path program 1 times [2018-12-08 10:35:46,287 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-12-08 10:35:46,287 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-12-08 10:35:46,289 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-08 10:35:46,289 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-12-08 10:35:46,289 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-08 10:35:46,299 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 10:35:46,349 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-08 10:35:46,350 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-12-08 10:35:46,350 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [8] imperfect sequences [] total 8 [2018-12-08 10:35:46,350 INFO L459 AbstractCegarLoop]: Interpolant automaton has 9 states [2018-12-08 10:35:46,350 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2018-12-08 10:35:46,350 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=15, Invalid=57, Unknown=0, NotChecked=0, Total=72 [2018-12-08 10:35:46,351 INFO L87 Difference]: Start difference. First operand 40 states and 42 transitions. Second operand 9 states. [2018-12-08 10:35:46,410 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-12-08 10:35:46,410 INFO L93 Difference]: Finished difference Result 48 states and 50 transitions. [2018-12-08 10:35:46,410 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2018-12-08 10:35:46,410 INFO L78 Accepts]: Start accepts. Automaton has 9 states. Word has length 24 [2018-12-08 10:35:46,411 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-12-08 10:35:46,411 INFO L225 Difference]: With dead ends: 48 [2018-12-08 10:35:46,411 INFO L226 Difference]: Without dead ends: 46 [2018-12-08 10:35:46,411 INFO L631 BasicCegarLoop]: 0 DeclaredPredicates, 9 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 8 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=19, Invalid=71, Unknown=0, NotChecked=0, Total=90 [2018-12-08 10:35:46,411 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 46 states. [2018-12-08 10:35:46,414 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 46 to 44. [2018-12-08 10:35:46,414 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 44 states. [2018-12-08 10:35:46,414 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 44 states to 44 states and 46 transitions. [2018-12-08 10:35:46,414 INFO L78 Accepts]: Start accepts. Automaton has 44 states and 46 transitions. Word has length 24 [2018-12-08 10:35:46,414 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-12-08 10:35:46,415 INFO L480 AbstractCegarLoop]: Abstraction has 44 states and 46 transitions. [2018-12-08 10:35:46,415 INFO L481 AbstractCegarLoop]: Interpolant automaton has 9 states. [2018-12-08 10:35:46,415 INFO L276 IsEmpty]: Start isEmpty. Operand 44 states and 46 transitions. [2018-12-08 10:35:46,415 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25 [2018-12-08 10:35:46,415 INFO L394 BasicCegarLoop]: Found error trace [2018-12-08 10:35:46,415 INFO L402 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-12-08 10:35:46,415 INFO L423 AbstractCegarLoop]: === Iteration 5 === [ldv_kref_initErr0REQUIRES_VIOLATION, ldv_kref_initErr1REQUIRES_VIOLATION, ldv_list_addErr0REQUIRES_VIOLATION, ldv_list_addErr1REQUIRES_VIOLATION, ldv_kobject_createErr0REQUIRES_VIOLATION, ldv_kobject_createErr1REQUIRES_VIOLATION, ldv_destroy_msgsErr2REQUIRES_VIOLATION, ldv_destroy_msgsErr1REQUIRES_VIOLATION, ldv_destroy_msgsErr0REQUIRES_VIOLATION, ldv_destroy_msgsErr5REQUIRES_VIOLATION, ldv_destroy_msgsErr4REQUIRES_VIOLATION, ldv_destroy_msgsErr3REQUIRES_VIOLATION, ldv_msg_fillErr0REQUIRES_VIOLATION, ldv_msg_fillErr5REQUIRES_VIOLATION, ldv_msg_fillErr3REQUIRES_VIOLATION, ldv_msg_fillErr4REQUIRES_VIOLATION, ldv_msg_fillErr2REQUIRES_VIOLATION, ldv_msg_fillErr1REQUIRES_VIOLATION, ldv_atomic_add_returnErr0REQUIRES_VIOLATION, ldv_atomic_add_returnErr3REQUIRES_VIOLATION, ldv_atomic_add_returnErr2REQUIRES_VIOLATION, ldv_atomic_add_returnErr1REQUIRES_VIOLATION, __ldv_list_delErr3REQUIRES_VIOLATION, __ldv_list_delErr0REQUIRES_VIOLATION, __ldv_list_delErr1REQUIRES_VIOLATION, __ldv_list_delErr2REQUIRES_VIOLATION, ldv_kobject_cleanupErr5ASSERT_VIOLATIONMEMORY_FREE, ldv_kobject_cleanupErr1REQUIRES_VIOLATION, ldv_kobject_cleanupErr3ASSERT_VIOLATIONMEMORY_FREE, ldv_kobject_cleanupErr4ASSERT_VIOLATIONMEMORY_FREE, ldv_kobject_cleanupErr2ASSERT_VIOLATIONMEMORY_FREE, ldv_kobject_cleanupErr0REQUIRES_VIOLATION, ldv_msg_freeErr2ASSERT_VIOLATIONMEMORY_FREE, ldv_msg_freeErr1REQUIRES_VIOLATION, ldv_msg_freeErr0REQUIRES_VIOLATION, ldv_msg_freeErr3ASSERT_VIOLATIONMEMORY_FREE, ldv_msg_freeErr5ASSERT_VIOLATIONMEMORY_FREE, ldv_msg_freeErr4ASSERT_VIOLATIONMEMORY_FREE, mainErr0ENSURES_VIOLATIONMEMORY_LEAK, LDV_INIT_LIST_HEADErr1REQUIRES_VIOLATION, LDV_INIT_LIST_HEADErr2REQUIRES_VIOLATION, LDV_INIT_LIST_HEADErr3REQUIRES_VIOLATION, LDV_INIT_LIST_HEADErr0REQUIRES_VIOLATION, ldv_list_delErr1REQUIRES_VIOLATION, ldv_list_delErr2REQUIRES_VIOLATION, ldv_list_delErr3REQUIRES_VIOLATION, ldv_list_delErr0REQUIRES_VIOLATION, __ldv_list_addErr3REQUIRES_VIOLATION, __ldv_list_addErr4REQUIRES_VIOLATION, __ldv_list_addErr0REQUIRES_VIOLATION, __ldv_list_addErr5REQUIRES_VIOLATION, __ldv_list_addErr6REQUIRES_VIOLATION, __ldv_list_addErr1REQUIRES_VIOLATION, __ldv_list_addErr2REQUIRES_VIOLATION, __ldv_list_addErr7REQUIRES_VIOLATION, ldv_dev_set_drvdataErr1REQUIRES_VIOLATION, ldv_dev_set_drvdataErr0REQUIRES_VIOLATION, ldv_atomic_sub_returnErr0REQUIRES_VIOLATION, ldv_atomic_sub_returnErr3REQUIRES_VIOLATION, ldv_atomic_sub_returnErr2REQUIRES_VIOLATION, ldv_atomic_sub_returnErr1REQUIRES_VIOLATION, ldv_list_add_tailErr1REQUIRES_VIOLATION, ldv_list_add_tailErr0REQUIRES_VIOLATION, ldv_dev_get_drvdataErr0REQUIRES_VIOLATION, ldv_dev_get_drvdataErr1REQUIRES_VIOLATION, free_16Err0ASSERT_VIOLATIONMEMORY_FREE, free_16Err1ASSERT_VIOLATIONMEMORY_FREE, ldv_msg_allocErr0REQUIRES_VIOLATION, ldv_msg_allocErr1REQUIRES_VIOLATION]=== [2018-12-08 10:35:46,416 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-12-08 10:35:46,416 INFO L82 PathProgramCache]: Analyzing trace with hash -788189276, now seen corresponding path program 1 times [2018-12-08 10:35:46,416 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-12-08 10:35:46,416 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-12-08 10:35:46,417 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-08 10:35:46,417 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-12-08 10:35:46,417 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-08 10:35:46,422 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 10:35:46,461 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-08 10:35:46,461 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-12-08 10:35:46,461 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [8] imperfect sequences [] total 8 [2018-12-08 10:35:46,462 INFO L459 AbstractCegarLoop]: Interpolant automaton has 9 states [2018-12-08 10:35:46,462 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2018-12-08 10:35:46,462 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=15, Invalid=57, Unknown=0, NotChecked=0, Total=72 [2018-12-08 10:35:46,462 INFO L87 Difference]: Start difference. First operand 44 states and 46 transitions. Second operand 9 states. [2018-12-08 10:35:46,490 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-12-08 10:35:46,490 INFO L93 Difference]: Finished difference Result 47 states and 48 transitions. [2018-12-08 10:35:46,490 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2018-12-08 10:35:46,490 INFO L78 Accepts]: Start accepts. Automaton has 9 states. Word has length 24 [2018-12-08 10:35:46,490 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-12-08 10:35:46,491 INFO L225 Difference]: With dead ends: 47 [2018-12-08 10:35:46,491 INFO L226 Difference]: Without dead ends: 47 [2018-12-08 10:35:46,491 INFO L631 BasicCegarLoop]: 0 DeclaredPredicates, 9 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 8 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=19, Invalid=71, Unknown=0, NotChecked=0, Total=90 [2018-12-08 10:35:46,492 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 47 states. [2018-12-08 10:35:46,495 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 47 to 43. [2018-12-08 10:35:46,495 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 43 states. [2018-12-08 10:35:46,496 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 43 states to 43 states and 44 transitions. [2018-12-08 10:35:46,496 INFO L78 Accepts]: Start accepts. Automaton has 43 states and 44 transitions. Word has length 24 [2018-12-08 10:35:46,496 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-12-08 10:35:46,497 INFO L480 AbstractCegarLoop]: Abstraction has 43 states and 44 transitions. [2018-12-08 10:35:46,497 INFO L481 AbstractCegarLoop]: Interpolant automaton has 9 states. [2018-12-08 10:35:46,497 INFO L276 IsEmpty]: Start isEmpty. Operand 43 states and 44 transitions. [2018-12-08 10:35:46,497 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2018-12-08 10:35:46,497 INFO L394 BasicCegarLoop]: Found error trace [2018-12-08 10:35:46,497 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] [2018-12-08 10:35:46,498 INFO L423 AbstractCegarLoop]: === Iteration 6 === [ldv_kref_initErr0REQUIRES_VIOLATION, ldv_kref_initErr1REQUIRES_VIOLATION, ldv_list_addErr0REQUIRES_VIOLATION, ldv_list_addErr1REQUIRES_VIOLATION, ldv_kobject_createErr0REQUIRES_VIOLATION, ldv_kobject_createErr1REQUIRES_VIOLATION, ldv_destroy_msgsErr2REQUIRES_VIOLATION, ldv_destroy_msgsErr1REQUIRES_VIOLATION, ldv_destroy_msgsErr0REQUIRES_VIOLATION, ldv_destroy_msgsErr5REQUIRES_VIOLATION, ldv_destroy_msgsErr4REQUIRES_VIOLATION, ldv_destroy_msgsErr3REQUIRES_VIOLATION, ldv_msg_fillErr0REQUIRES_VIOLATION, ldv_msg_fillErr5REQUIRES_VIOLATION, ldv_msg_fillErr3REQUIRES_VIOLATION, ldv_msg_fillErr4REQUIRES_VIOLATION, ldv_msg_fillErr2REQUIRES_VIOLATION, ldv_msg_fillErr1REQUIRES_VIOLATION, ldv_atomic_add_returnErr0REQUIRES_VIOLATION, ldv_atomic_add_returnErr3REQUIRES_VIOLATION, ldv_atomic_add_returnErr2REQUIRES_VIOLATION, ldv_atomic_add_returnErr1REQUIRES_VIOLATION, __ldv_list_delErr3REQUIRES_VIOLATION, __ldv_list_delErr0REQUIRES_VIOLATION, __ldv_list_delErr1REQUIRES_VIOLATION, __ldv_list_delErr2REQUIRES_VIOLATION, ldv_kobject_cleanupErr5ASSERT_VIOLATIONMEMORY_FREE, ldv_kobject_cleanupErr1REQUIRES_VIOLATION, ldv_kobject_cleanupErr3ASSERT_VIOLATIONMEMORY_FREE, ldv_kobject_cleanupErr4ASSERT_VIOLATIONMEMORY_FREE, ldv_kobject_cleanupErr2ASSERT_VIOLATIONMEMORY_FREE, ldv_kobject_cleanupErr0REQUIRES_VIOLATION, ldv_msg_freeErr2ASSERT_VIOLATIONMEMORY_FREE, ldv_msg_freeErr1REQUIRES_VIOLATION, ldv_msg_freeErr0REQUIRES_VIOLATION, ldv_msg_freeErr3ASSERT_VIOLATIONMEMORY_FREE, ldv_msg_freeErr5ASSERT_VIOLATIONMEMORY_FREE, ldv_msg_freeErr4ASSERT_VIOLATIONMEMORY_FREE, mainErr0ENSURES_VIOLATIONMEMORY_LEAK, LDV_INIT_LIST_HEADErr1REQUIRES_VIOLATION, LDV_INIT_LIST_HEADErr2REQUIRES_VIOLATION, LDV_INIT_LIST_HEADErr3REQUIRES_VIOLATION, LDV_INIT_LIST_HEADErr0REQUIRES_VIOLATION, ldv_list_delErr1REQUIRES_VIOLATION, ldv_list_delErr2REQUIRES_VIOLATION, ldv_list_delErr3REQUIRES_VIOLATION, ldv_list_delErr0REQUIRES_VIOLATION, __ldv_list_addErr3REQUIRES_VIOLATION, __ldv_list_addErr4REQUIRES_VIOLATION, __ldv_list_addErr0REQUIRES_VIOLATION, __ldv_list_addErr5REQUIRES_VIOLATION, __ldv_list_addErr6REQUIRES_VIOLATION, __ldv_list_addErr1REQUIRES_VIOLATION, __ldv_list_addErr2REQUIRES_VIOLATION, __ldv_list_addErr7REQUIRES_VIOLATION, ldv_dev_set_drvdataErr1REQUIRES_VIOLATION, ldv_dev_set_drvdataErr0REQUIRES_VIOLATION, ldv_atomic_sub_returnErr0REQUIRES_VIOLATION, ldv_atomic_sub_returnErr3REQUIRES_VIOLATION, ldv_atomic_sub_returnErr2REQUIRES_VIOLATION, ldv_atomic_sub_returnErr1REQUIRES_VIOLATION, ldv_list_add_tailErr1REQUIRES_VIOLATION, ldv_list_add_tailErr0REQUIRES_VIOLATION, ldv_dev_get_drvdataErr0REQUIRES_VIOLATION, ldv_dev_get_drvdataErr1REQUIRES_VIOLATION, free_16Err0ASSERT_VIOLATIONMEMORY_FREE, free_16Err1ASSERT_VIOLATIONMEMORY_FREE, ldv_msg_allocErr0REQUIRES_VIOLATION, ldv_msg_allocErr1REQUIRES_VIOLATION]=== [2018-12-08 10:35:46,498 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-12-08 10:35:46,498 INFO L82 PathProgramCache]: Analyzing trace with hash -1687905507, now seen corresponding path program 1 times [2018-12-08 10:35:46,498 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-12-08 10:35:46,498 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-12-08 10:35:46,499 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-08 10:35:46,499 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-12-08 10:35:46,499 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-08 10:35:46,506 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 10:35:46,549 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-08 10:35:46,549 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-12-08 10:35:46,549 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2018-12-08 10:35:46,550 INFO L459 AbstractCegarLoop]: Interpolant automaton has 7 states [2018-12-08 10:35:46,550 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2018-12-08 10:35:46,550 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=11, Invalid=31, Unknown=0, NotChecked=0, Total=42 [2018-12-08 10:35:46,550 INFO L87 Difference]: Start difference. First operand 43 states and 44 transitions. Second operand 7 states. [2018-12-08 10:35:46,574 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-12-08 10:35:46,574 INFO L93 Difference]: Finished difference Result 45 states and 45 transitions. [2018-12-08 10:35:46,574 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2018-12-08 10:35:46,575 INFO L78 Accepts]: Start accepts. Automaton has 7 states. Word has length 27 [2018-12-08 10:35:46,575 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-12-08 10:35:46,575 INFO L225 Difference]: With dead ends: 45 [2018-12-08 10:35:46,575 INFO L226 Difference]: Without dead ends: 43 [2018-12-08 10:35:46,576 INFO L631 BasicCegarLoop]: 0 DeclaredPredicates, 9 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 7 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=19, Invalid=53, Unknown=0, NotChecked=0, Total=72 [2018-12-08 10:35:46,576 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 43 states. [2018-12-08 10:35:46,577 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 43 to 30. [2018-12-08 10:35:46,577 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 30 states. [2018-12-08 10:35:46,578 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 30 states to 30 states and 30 transitions. [2018-12-08 10:35:46,578 INFO L78 Accepts]: Start accepts. Automaton has 30 states and 30 transitions. Word has length 27 [2018-12-08 10:35:46,578 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-12-08 10:35:46,578 INFO L480 AbstractCegarLoop]: Abstraction has 30 states and 30 transitions. [2018-12-08 10:35:46,578 INFO L481 AbstractCegarLoop]: Interpolant automaton has 7 states. [2018-12-08 10:35:46,578 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 30 transitions. [2018-12-08 10:35:46,578 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 30 [2018-12-08 10:35:46,578 INFO L394 BasicCegarLoop]: Found error trace [2018-12-08 10:35:46,579 INFO L402 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-12-08 10:35:46,579 INFO L423 AbstractCegarLoop]: === Iteration 7 === [ldv_kref_initErr0REQUIRES_VIOLATION, ldv_kref_initErr1REQUIRES_VIOLATION, ldv_list_addErr0REQUIRES_VIOLATION, ldv_list_addErr1REQUIRES_VIOLATION, ldv_kobject_createErr0REQUIRES_VIOLATION, ldv_kobject_createErr1REQUIRES_VIOLATION, ldv_destroy_msgsErr2REQUIRES_VIOLATION, ldv_destroy_msgsErr1REQUIRES_VIOLATION, ldv_destroy_msgsErr0REQUIRES_VIOLATION, ldv_destroy_msgsErr5REQUIRES_VIOLATION, ldv_destroy_msgsErr4REQUIRES_VIOLATION, ldv_destroy_msgsErr3REQUIRES_VIOLATION, ldv_msg_fillErr0REQUIRES_VIOLATION, ldv_msg_fillErr5REQUIRES_VIOLATION, ldv_msg_fillErr3REQUIRES_VIOLATION, ldv_msg_fillErr4REQUIRES_VIOLATION, ldv_msg_fillErr2REQUIRES_VIOLATION, ldv_msg_fillErr1REQUIRES_VIOLATION, ldv_atomic_add_returnErr0REQUIRES_VIOLATION, ldv_atomic_add_returnErr3REQUIRES_VIOLATION, ldv_atomic_add_returnErr2REQUIRES_VIOLATION, ldv_atomic_add_returnErr1REQUIRES_VIOLATION, __ldv_list_delErr3REQUIRES_VIOLATION, __ldv_list_delErr0REQUIRES_VIOLATION, __ldv_list_delErr1REQUIRES_VIOLATION, __ldv_list_delErr2REQUIRES_VIOLATION, ldv_kobject_cleanupErr5ASSERT_VIOLATIONMEMORY_FREE, ldv_kobject_cleanupErr1REQUIRES_VIOLATION, ldv_kobject_cleanupErr3ASSERT_VIOLATIONMEMORY_FREE, ldv_kobject_cleanupErr4ASSERT_VIOLATIONMEMORY_FREE, ldv_kobject_cleanupErr2ASSERT_VIOLATIONMEMORY_FREE, ldv_kobject_cleanupErr0REQUIRES_VIOLATION, ldv_msg_freeErr2ASSERT_VIOLATIONMEMORY_FREE, ldv_msg_freeErr1REQUIRES_VIOLATION, ldv_msg_freeErr0REQUIRES_VIOLATION, ldv_msg_freeErr3ASSERT_VIOLATIONMEMORY_FREE, ldv_msg_freeErr5ASSERT_VIOLATIONMEMORY_FREE, ldv_msg_freeErr4ASSERT_VIOLATIONMEMORY_FREE, mainErr0ENSURES_VIOLATIONMEMORY_LEAK, LDV_INIT_LIST_HEADErr1REQUIRES_VIOLATION, LDV_INIT_LIST_HEADErr2REQUIRES_VIOLATION, LDV_INIT_LIST_HEADErr3REQUIRES_VIOLATION, LDV_INIT_LIST_HEADErr0REQUIRES_VIOLATION, ldv_list_delErr1REQUIRES_VIOLATION, ldv_list_delErr2REQUIRES_VIOLATION, ldv_list_delErr3REQUIRES_VIOLATION, ldv_list_delErr0REQUIRES_VIOLATION, __ldv_list_addErr3REQUIRES_VIOLATION, __ldv_list_addErr4REQUIRES_VIOLATION, __ldv_list_addErr0REQUIRES_VIOLATION, __ldv_list_addErr5REQUIRES_VIOLATION, __ldv_list_addErr6REQUIRES_VIOLATION, __ldv_list_addErr1REQUIRES_VIOLATION, __ldv_list_addErr2REQUIRES_VIOLATION, __ldv_list_addErr7REQUIRES_VIOLATION, ldv_dev_set_drvdataErr1REQUIRES_VIOLATION, ldv_dev_set_drvdataErr0REQUIRES_VIOLATION, ldv_atomic_sub_returnErr0REQUIRES_VIOLATION, ldv_atomic_sub_returnErr3REQUIRES_VIOLATION, ldv_atomic_sub_returnErr2REQUIRES_VIOLATION, ldv_atomic_sub_returnErr1REQUIRES_VIOLATION, ldv_list_add_tailErr1REQUIRES_VIOLATION, ldv_list_add_tailErr0REQUIRES_VIOLATION, ldv_dev_get_drvdataErr0REQUIRES_VIOLATION, ldv_dev_get_drvdataErr1REQUIRES_VIOLATION, free_16Err0ASSERT_VIOLATIONMEMORY_FREE, free_16Err1ASSERT_VIOLATIONMEMORY_FREE, ldv_msg_allocErr0REQUIRES_VIOLATION, ldv_msg_allocErr1REQUIRES_VIOLATION]=== [2018-12-08 10:35:46,579 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-12-08 10:35:46,579 INFO L82 PathProgramCache]: Analyzing trace with hash 438550561, now seen corresponding path program 1 times [2018-12-08 10:35:46,579 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-12-08 10:35:46,579 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-12-08 10:35:46,580 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-08 10:35:46,580 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-12-08 10:35:46,581 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-08 10:35:46,588 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 10:35:46,669 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-08 10:35:46,669 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-12-08 10:35:46,669 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [9] imperfect sequences [] total 9 [2018-12-08 10:35:46,669 INFO L459 AbstractCegarLoop]: Interpolant automaton has 10 states [2018-12-08 10:35:46,669 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 10 interpolants. [2018-12-08 10:35:46,670 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=17, Invalid=73, Unknown=0, NotChecked=0, Total=90 [2018-12-08 10:35:46,670 INFO L87 Difference]: Start difference. First operand 30 states and 30 transitions. Second operand 10 states. [2018-12-08 10:35:46,791 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-12-08 10:35:46,791 INFO L93 Difference]: Finished difference Result 40 states and 40 transitions. [2018-12-08 10:35:46,791 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2018-12-08 10:35:46,791 INFO L78 Accepts]: Start accepts. Automaton has 10 states. Word has length 29 [2018-12-08 10:35:46,792 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-12-08 10:35:46,792 INFO L225 Difference]: With dead ends: 40 [2018-12-08 10:35:46,792 INFO L226 Difference]: Without dead ends: 30 [2018-12-08 10:35:46,793 INFO L631 BasicCegarLoop]: 0 DeclaredPredicates, 18 GetRequests, 6 SyntacticMatches, 1 SemanticMatches, 11 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 3 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=29, Invalid=127, Unknown=0, NotChecked=0, Total=156 [2018-12-08 10:35:46,793 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 30 states. [2018-12-08 10:35:46,794 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 30 to 30. [2018-12-08 10:35:46,794 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 30 states. [2018-12-08 10:35:46,794 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 30 states to 30 states and 29 transitions. [2018-12-08 10:35:46,795 INFO L78 Accepts]: Start accepts. Automaton has 30 states and 29 transitions. Word has length 29 [2018-12-08 10:35:46,795 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-12-08 10:35:46,795 INFO L480 AbstractCegarLoop]: Abstraction has 30 states and 29 transitions. [2018-12-08 10:35:46,795 INFO L481 AbstractCegarLoop]: Interpolant automaton has 10 states. [2018-12-08 10:35:46,795 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 29 transitions. [2018-12-08 10:35:46,795 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 30 [2018-12-08 10:35:46,796 INFO L394 BasicCegarLoop]: Found error trace [2018-12-08 10:35:46,796 INFO L402 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-12-08 10:35:46,796 INFO L423 AbstractCegarLoop]: === Iteration 8 === [ldv_kref_initErr0REQUIRES_VIOLATION, ldv_kref_initErr1REQUIRES_VIOLATION, ldv_list_addErr0REQUIRES_VIOLATION, ldv_list_addErr1REQUIRES_VIOLATION, ldv_kobject_createErr0REQUIRES_VIOLATION, ldv_kobject_createErr1REQUIRES_VIOLATION, ldv_destroy_msgsErr2REQUIRES_VIOLATION, ldv_destroy_msgsErr1REQUIRES_VIOLATION, ldv_destroy_msgsErr0REQUIRES_VIOLATION, ldv_destroy_msgsErr5REQUIRES_VIOLATION, ldv_destroy_msgsErr4REQUIRES_VIOLATION, ldv_destroy_msgsErr3REQUIRES_VIOLATION, ldv_msg_fillErr0REQUIRES_VIOLATION, ldv_msg_fillErr5REQUIRES_VIOLATION, ldv_msg_fillErr3REQUIRES_VIOLATION, ldv_msg_fillErr4REQUIRES_VIOLATION, ldv_msg_fillErr2REQUIRES_VIOLATION, ldv_msg_fillErr1REQUIRES_VIOLATION, ldv_atomic_add_returnErr0REQUIRES_VIOLATION, ldv_atomic_add_returnErr3REQUIRES_VIOLATION, ldv_atomic_add_returnErr2REQUIRES_VIOLATION, ldv_atomic_add_returnErr1REQUIRES_VIOLATION, __ldv_list_delErr3REQUIRES_VIOLATION, __ldv_list_delErr0REQUIRES_VIOLATION, __ldv_list_delErr1REQUIRES_VIOLATION, __ldv_list_delErr2REQUIRES_VIOLATION, ldv_kobject_cleanupErr5ASSERT_VIOLATIONMEMORY_FREE, ldv_kobject_cleanupErr1REQUIRES_VIOLATION, ldv_kobject_cleanupErr3ASSERT_VIOLATIONMEMORY_FREE, ldv_kobject_cleanupErr4ASSERT_VIOLATIONMEMORY_FREE, ldv_kobject_cleanupErr2ASSERT_VIOLATIONMEMORY_FREE, ldv_kobject_cleanupErr0REQUIRES_VIOLATION, ldv_msg_freeErr2ASSERT_VIOLATIONMEMORY_FREE, ldv_msg_freeErr1REQUIRES_VIOLATION, ldv_msg_freeErr0REQUIRES_VIOLATION, ldv_msg_freeErr3ASSERT_VIOLATIONMEMORY_FREE, ldv_msg_freeErr5ASSERT_VIOLATIONMEMORY_FREE, ldv_msg_freeErr4ASSERT_VIOLATIONMEMORY_FREE, mainErr0ENSURES_VIOLATIONMEMORY_LEAK, LDV_INIT_LIST_HEADErr1REQUIRES_VIOLATION, LDV_INIT_LIST_HEADErr2REQUIRES_VIOLATION, LDV_INIT_LIST_HEADErr3REQUIRES_VIOLATION, LDV_INIT_LIST_HEADErr0REQUIRES_VIOLATION, ldv_list_delErr1REQUIRES_VIOLATION, ldv_list_delErr2REQUIRES_VIOLATION, ldv_list_delErr3REQUIRES_VIOLATION, ldv_list_delErr0REQUIRES_VIOLATION, __ldv_list_addErr3REQUIRES_VIOLATION, __ldv_list_addErr4REQUIRES_VIOLATION, __ldv_list_addErr0REQUIRES_VIOLATION, __ldv_list_addErr5REQUIRES_VIOLATION, __ldv_list_addErr6REQUIRES_VIOLATION, __ldv_list_addErr1REQUIRES_VIOLATION, __ldv_list_addErr2REQUIRES_VIOLATION, __ldv_list_addErr7REQUIRES_VIOLATION, ldv_dev_set_drvdataErr1REQUIRES_VIOLATION, ldv_dev_set_drvdataErr0REQUIRES_VIOLATION, ldv_atomic_sub_returnErr0REQUIRES_VIOLATION, ldv_atomic_sub_returnErr3REQUIRES_VIOLATION, ldv_atomic_sub_returnErr2REQUIRES_VIOLATION, ldv_atomic_sub_returnErr1REQUIRES_VIOLATION, ldv_list_add_tailErr1REQUIRES_VIOLATION, ldv_list_add_tailErr0REQUIRES_VIOLATION, ldv_dev_get_drvdataErr0REQUIRES_VIOLATION, ldv_dev_get_drvdataErr1REQUIRES_VIOLATION, free_16Err0ASSERT_VIOLATIONMEMORY_FREE, free_16Err1ASSERT_VIOLATIONMEMORY_FREE, ldv_msg_allocErr0REQUIRES_VIOLATION, ldv_msg_allocErr1REQUIRES_VIOLATION]=== [2018-12-08 10:35:46,796 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-12-08 10:35:46,796 INFO L82 PathProgramCache]: Analyzing trace with hash 1791860258, now seen corresponding path program 1 times [2018-12-08 10:35:46,796 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-12-08 10:35:46,797 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-12-08 10:35:46,798 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-08 10:35:46,798 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-12-08 10:35:46,798 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-08 10:35:46,803 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 10:35:46,944 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-08 10:35:46,944 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-12-08 10:35:46,944 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [12] imperfect sequences [] total 12 [2018-12-08 10:35:46,945 INFO L459 AbstractCegarLoop]: Interpolant automaton has 13 states [2018-12-08 10:35:46,945 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 13 interpolants. [2018-12-08 10:35:46,945 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=46, Invalid=110, Unknown=0, NotChecked=0, Total=156 [2018-12-08 10:35:46,945 INFO L87 Difference]: Start difference. First operand 30 states and 29 transitions. Second operand 13 states. [2018-12-08 10:35:47,049 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-12-08 10:35:47,049 INFO L93 Difference]: Finished difference Result 29 states and 28 transitions. [2018-12-08 10:35:47,049 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2018-12-08 10:35:47,050 INFO L78 Accepts]: Start accepts. Automaton has 13 states. Word has length 29 [2018-12-08 10:35:47,050 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-12-08 10:35:47,050 INFO L225 Difference]: With dead ends: 29 [2018-12-08 10:35:47,050 INFO L226 Difference]: Without dead ends: 0 [2018-12-08 10:35:47,050 INFO L631 BasicCegarLoop]: 0 DeclaredPredicates, 23 GetRequests, 5 SyntacticMatches, 0 SemanticMatches, 18 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 73 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=105, Invalid=275, Unknown=0, NotChecked=0, Total=380 [2018-12-08 10:35:47,050 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2018-12-08 10:35:47,050 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2018-12-08 10:35:47,050 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 0 states. [2018-12-08 10:35:47,050 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2018-12-08 10:35:47,050 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 29 [2018-12-08 10:35:47,051 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-12-08 10:35:47,051 INFO L480 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2018-12-08 10:35:47,051 INFO L481 AbstractCegarLoop]: Interpolant automaton has 13 states. [2018-12-08 10:35:47,051 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2018-12-08 10:35:47,051 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2018-12-08 10:35:47,054 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 08.12 10:35:47 BoogieIcfgContainer [2018-12-08 10:35:47,054 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2018-12-08 10:35:47,054 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2018-12-08 10:35:47,054 INFO L271 PluginConnector]: Initializing Witness Printer... [2018-12-08 10:35:47,054 INFO L276 PluginConnector]: Witness Printer initialized [2018-12-08 10:35:47,055 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 08.12 10:35:45" (3/4) ... [2018-12-08 10:35:47,057 INFO L144 WitnessPrinter]: Generating witness for correct program [2018-12-08 10:35:47,061 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure ldv_submit_msg [2018-12-08 10:35:47,061 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure ldv_kobject_create [2018-12-08 10:35:47,061 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure ldv_kobject_del [2018-12-08 10:35:47,061 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure ldv_positive [2018-12-08 10:35:47,061 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure __ldv_list_del [2018-12-08 10:35:47,061 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure __bswap_64 [2018-12-08 10:35:47,061 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure ldv_msg_free [2018-12-08 10:35:47,061 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure main [2018-12-08 10:35:47,061 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure ldv_list_del [2018-12-08 10:35:47,061 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure ldv_kref_get [2018-12-08 10:35:47,061 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure ldv_kobject_put [2018-12-08 10:35:47,062 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure ldv_kobject_init [2018-12-08 10:35:47,062 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure ##fun~$Pointer$~TO~VOID [2018-12-08 10:35:47,062 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure ldv_atomic_sub_return [2018-12-08 10:35:47,062 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure ldv_list_add_tail [2018-12-08 10:35:47,062 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure ldv_nonpositive [2018-12-08 10:35:47,062 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure free_16 [2018-12-08 10:35:47,062 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure #Ultimate.meminit [2018-12-08 10:35:47,062 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure entry_point [2018-12-08 10:35:47,062 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure ldv_msg_alloc [2018-12-08 10:35:47,062 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure ldv_kobject_init_internal [2018-12-08 10:35:47,062 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure ldv_kref_init [2018-12-08 10:35:47,062 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure ldv_list_add [2018-12-08 10:35:47,062 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure ldv_destroy_msgs [2018-12-08 10:35:47,062 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure ldv_msg_fill [2018-12-08 10:35:47,062 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure ldv_kref_sub [2018-12-08 10:35:47,062 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure #Ultimate.C_memset [2018-12-08 10:35:47,062 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure ldv_atomic_add_return [2018-12-08 10:35:47,062 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure f [2018-12-08 10:35:47,062 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure ldv_kobject_release [2018-12-08 10:35:47,062 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure g [2018-12-08 10:35:47,062 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure alloc_16 [2018-12-08 10:35:47,063 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure __bswap_32 [2018-12-08 10:35:47,063 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure ldv_kobject_cleanup [2018-12-08 10:35:47,063 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure #Ultimate.C_memcpy [2018-12-08 10:35:47,063 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure LDV_INIT_LIST_HEAD [2018-12-08 10:35:47,063 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure __ldv_list_add [2018-12-08 10:35:47,063 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure ULTIMATE.init [2018-12-08 10:35:47,063 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure ldv_malloc [2018-12-08 10:35:47,063 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure ldv_dev_set_drvdata [2018-12-08 10:35:47,063 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure ldv_zalloc [2018-12-08 10:35:47,063 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure ldv_kref_put [2018-12-08 10:35:47,063 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure ldv_kobject_get [2018-12-08 10:35:47,063 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure ldv_dev_get_drvdata [2018-12-08 10:35:47,066 INFO L905 BoogieBacktranslator]: Reduced CFG by removing 38 nodes and edges [2018-12-08 10:35:47,066 INFO L905 BoogieBacktranslator]: Reduced CFG by removing 10 nodes and edges [2018-12-08 10:35:47,066 INFO L905 BoogieBacktranslator]: Reduced CFG by removing 2 nodes and edges [2018-12-08 10:35:47,066 INFO L905 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2018-12-08 10:35:47,066 INFO L905 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2018-12-08 10:35:47,095 INFO L145 WitnessManager]: Wrote witness to /tmp/vcloud-vcloud-master/worker/working_dir_9867547b-af1f-4e66-a668-81217ac07a4e/bin-2019/uautomizer/witness.graphml [2018-12-08 10:35:47,095 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2018-12-08 10:35:47,096 INFO L168 Benchmark]: Toolchain (without parser) took 2188.56 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 219.2 MB). Free memory was 950.6 MB in the beginning and 1.2 GB in the end (delta: -209.3 MB). Peak memory consumption was 9.9 MB. Max. memory is 11.5 GB. [2018-12-08 10:35:47,097 INFO L168 Benchmark]: CDTParser took 0.15 ms. Allocated memory is still 1.0 GB. Free memory is still 979.6 MB. There was no memory consumed. Max. memory is 11.5 GB. [2018-12-08 10:35:47,097 INFO L168 Benchmark]: CACSL2BoogieTranslator took 320.09 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 135.8 MB). Free memory was 950.6 MB in the beginning and 1.1 GB in the end (delta: -159.1 MB). Peak memory consumption was 33.1 MB. Max. memory is 11.5 GB. [2018-12-08 10:35:47,097 INFO L168 Benchmark]: Boogie Preprocessor took 45.21 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 3.4 MB). Peak memory consumption was 3.4 MB. Max. memory is 11.5 GB. [2018-12-08 10:35:47,097 INFO L168 Benchmark]: RCFGBuilder took 526.45 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 995.3 MB in the end (delta: 111.0 MB). Peak memory consumption was 111.0 MB. Max. memory is 11.5 GB. [2018-12-08 10:35:47,097 INFO L168 Benchmark]: TraceAbstraction took 1252.52 ms. Allocated memory was 1.2 GB in the beginning and 1.2 GB in the end (delta: 83.4 MB). Free memory was 995.3 MB in the beginning and 1.2 GB in the end (delta: -170.0 MB). There was no memory consumed. Max. memory is 11.5 GB. [2018-12-08 10:35:47,098 INFO L168 Benchmark]: Witness Printer took 41.29 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: 5.4 MB). Peak memory consumption was 5.4 MB. Max. memory is 11.5 GB. [2018-12-08 10:35:47,099 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 979.6 MB. There was no memory consumed. Max. memory is 11.5 GB. * CACSL2BoogieTranslator took 320.09 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 135.8 MB). Free memory was 950.6 MB in the beginning and 1.1 GB in the end (delta: -159.1 MB). Peak memory consumption was 33.1 MB. Max. memory is 11.5 GB. * Boogie Preprocessor took 45.21 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 3.4 MB). Peak memory consumption was 3.4 MB. Max. memory is 11.5 GB. * RCFGBuilder took 526.45 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 995.3 MB in the end (delta: 111.0 MB). Peak memory consumption was 111.0 MB. Max. memory is 11.5 GB. * TraceAbstraction took 1252.52 ms. Allocated memory was 1.2 GB in the beginning and 1.2 GB in the end (delta: 83.4 MB). Free memory was 995.3 MB in the beginning and 1.2 GB in the end (delta: -170.0 MB). There was no memory consumed. Max. memory is 11.5 GB. * Witness Printer took 41.29 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: 5.4 MB). Peak memory consumption was 5.4 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: 1157]: pointer dereference always succeeds For all program executions holds that pointer dereference always succeeds at this location - PositiveResult [Line: 1156]: pointer dereference always succeeds For all program executions holds that pointer dereference always succeeds at this location - PositiveResult [Line: 1157]: pointer dereference always succeeds For all program executions holds that pointer dereference always succeeds at this location - PositiveResult [Line: 1156]: pointer dereference always succeeds For all program executions holds that pointer dereference always succeeds at this location - PositiveResult [Line: 1156]: pointer dereference always succeeds For all program executions holds that pointer dereference always succeeds at this location - PositiveResult [Line: 1256]: pointer dereference always succeeds For all program executions holds that pointer dereference always succeeds at this location - PositiveResult [Line: 1258]: pointer dereference always succeeds For all program executions holds that pointer dereference always succeeds at this location - PositiveResult [Line: 1258]: pointer dereference always succeeds For all program executions holds that pointer dereference always succeeds at this location - PositiveResult [Line: 1256]: pointer dereference always succeeds For all program executions holds that pointer dereference always succeeds at this location - PositiveResult [Line: 1116]: pointer dereference always succeeds For all program executions holds that pointer dereference always succeeds at this location - PositiveResult [Line: 1115]: pointer dereference always succeeds For all program executions holds that pointer dereference always succeeds at this location - PositiveResult [Line: 1115]: pointer dereference always succeeds For all program executions holds that pointer dereference always succeeds at this location - PositiveResult [Line: 1116]: pointer dereference always succeeds For all program executions holds that pointer dereference always succeeds at this location - PositiveResult [Line: 1344]: free always succeeds For all program executions holds that free always succeeds at this location - PositiveResult [Line: 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: 1339]: 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: 1163]: pointer dereference always succeeds For all program executions holds that pointer dereference always succeeds at this location - PositiveResult [Line: 1163]: free always succeeds For all program executions holds that free always succeeds at this location - PositiveResult [Line: 1164]: free always succeeds For all program executions holds that free always succeeds at this location - PositiveResult [Line: 1164]: free always succeeds For all program executions holds that free always succeeds at this location - PositiveResult [Line: 1459]: all allocated memory was freed For all program executions holds that all allocated memory was freed at this location - PositiveResult [Line: 1099]: pointer dereference always succeeds For all program executions holds that pointer dereference always succeeds at this location - PositiveResult [Line: 1100]: pointer dereference always succeeds For all program executions holds that pointer dereference always succeeds at this location - PositiveResult [Line: 1100]: pointer dereference always succeeds For all program executions holds that pointer dereference always succeeds at this location - PositiveResult [Line: 1099]: pointer dereference always succeeds For all program executions holds that pointer dereference always succeeds at this location - PositiveResult [Line: 1131]: pointer dereference always succeeds For all program executions holds that pointer dereference always succeeds at this location - PositiveResult [Line: 1131]: pointer dereference always succeeds For all program executions holds that pointer dereference always succeeds at this location - PositiveResult [Line: 1131]: pointer dereference always succeeds For all program executions holds that pointer dereference always succeeds at this location - PositiveResult [Line: 1131]: pointer dereference always succeeds For all program executions holds that pointer dereference always succeeds at this location - PositiveResult [Line: 1108]: pointer dereference always succeeds For all program executions holds that pointer dereference always succeeds at this location - PositiveResult [Line: 1109]: pointer dereference always succeeds For all program executions holds that pointer dereference always succeeds at this location - PositiveResult [Line: 1107]: pointer dereference always succeeds For all program executions holds that pointer dereference always succeeds at this location - PositiveResult [Line: 1109]: pointer dereference always succeeds For all program executions holds that pointer dereference always succeeds at this location - PositiveResult [Line: 1110]: pointer dereference always succeeds For all program executions holds that pointer dereference always succeeds at this location - PositiveResult [Line: 1107]: pointer dereference always succeeds For all program executions holds that pointer dereference always succeeds at this location - PositiveResult [Line: 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: 1198]: pointer dereference always succeeds For all program executions holds that pointer dereference always succeeds at this location - PositiveResult [Line: 1198]: pointer dereference always succeeds For all program executions holds that pointer dereference always succeeds at this location - PositiveResult [Line: 1265]: pointer dereference always succeeds For all program executions holds that pointer dereference always succeeds at this location - PositiveResult [Line: 1267]: pointer dereference always succeeds For all program executions holds that pointer dereference always succeeds at this location - PositiveResult [Line: 1267]: pointer dereference always succeeds For all program executions holds that pointer dereference always succeeds at this location - PositiveResult [Line: 1265]: pointer dereference always succeeds For all program executions holds that pointer dereference always succeeds at this location - PositiveResult [Line: 1126]: pointer dereference always succeeds For all program executions holds that pointer dereference always succeeds at this location - PositiveResult [Line: 1126]: pointer dereference always succeeds For all program executions holds that pointer dereference always succeeds at this location - PositiveResult [Line: 1193]: pointer dereference always succeeds For all program executions holds that pointer dereference always succeeds at this location - PositiveResult [Line: 1193]: pointer dereference always succeeds For all program executions holds that pointer dereference always succeeds at this location - PositiveResult [Line: 1449]: free always succeeds For all program executions holds that free always succeeds at this location - PositiveResult [Line: 1449]: free always succeeds For all program executions holds that free always succeeds at this location - PositiveResult [Line: 1146]: pointer dereference always succeeds For all program executions holds that pointer dereference always succeeds at this location - PositiveResult [Line: 1146]: pointer dereference always succeeds For all program executions holds that pointer dereference always succeeds at this location - AllSpecificationsHoldResult: All specifications hold 69 specifications checked. All of them hold - StatisticsResult: Ultimate Automizer benchmark data CFG has 45 procedures, 323 locations, 69 error locations. SAFE Result, 1.2s OverallTime, 8 OverallIterations, 1 TraceHistogramMax, 0.4s AutomataDifference, 0.0s DeadEndRemovalTime, 0.0s HoareAnnotationTime, HoareTripleCheckerStatistics: 230 SDtfs, 95 SDslu, 1032 SDs, 0 SdLazy, 500 SolverSat, 38 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 0.2s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 94 GetRequests, 25 SyntacticMatches, 1 SemanticMatches, 68 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 78 ImplicationChecksByTransitivity, 0.4s 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, 23 StatesRemovedByMinimization, 4 NontrivialMinimizations, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: TraceCheckStatistics: 0.0s SsaConstructionTime, 0.0s SatisfiabilityAnalysisTime, 0.4s InterpolantComputationTime, 194 NumberOfCodeBlocks, 194 NumberOfCodeBlocksAsserted, 8 NumberOfCheckSat, 186 ConstructedInterpolants, 0 QuantifiedInterpolants, 22388 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...