./Ultimate.py --spec ../../sv-benchmarks/c/properties/valid-memsafety.prp --file ../../sv-benchmarks/c/ldv-memsafety/memleaks_test1_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_4c8d37cc-9d0d-4cfc-a611-0d22e1e3e93a/bin-2019/uautomizer/data/config -Xmx12G -Xms1G -jar /tmp/vcloud-vcloud-master/worker/working_dir_4c8d37cc-9d0d-4cfc-a611-0d22e1e3e93a/bin-2019/uautomizer/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/working_dir_4c8d37cc-9d0d-4cfc-a611-0d22e1e3e93a/bin-2019/uautomizer/data -tc /tmp/vcloud-vcloud-master/worker/working_dir_4c8d37cc-9d0d-4cfc-a611-0d22e1e3e93a/bin-2019/uautomizer/config/AutomizerMemDerefMemtrack.xml -i ../../sv-benchmarks/c/ldv-memsafety/memleaks_test1_true-valid-memsafety_true-termination.i -s /tmp/vcloud-vcloud-master/worker/working_dir_4c8d37cc-9d0d-4cfc-a611-0d22e1e3e93a/bin-2019/uautomizer/config/svcomp-DerefFreeMemtrack-32bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/working_dir_4c8d37cc-9d0d-4cfc-a611-0d22e1e3e93a/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 491439880e86433c818e36cdfce985ca1223a7f1 .................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... Execution finished normally Writing output log to file Ultimate.log Result: TRUE --- Real Ultimate output --- This is Ultimate 0.1.23-635dfa2 [2018-12-01 15:36:13,367 INFO L170 SettingsManager]: Resetting all preferences to default values... [2018-12-01 15:36:13,368 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2018-12-01 15:36:13,374 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2018-12-01 15:36:13,374 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2018-12-01 15:36:13,375 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2018-12-01 15:36:13,375 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2018-12-01 15:36:13,376 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2018-12-01 15:36:13,377 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2018-12-01 15:36:13,378 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2018-12-01 15:36:13,378 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2018-12-01 15:36:13,378 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2018-12-01 15:36:13,379 INFO L174 SettingsManager]: Resetting PEA to Boogie preferences to default values [2018-12-01 15:36:13,379 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2018-12-01 15:36:13,380 INFO L174 SettingsManager]: Resetting ChcToBoogie preferences to default values [2018-12-01 15:36:13,380 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2018-12-01 15:36:13,381 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2018-12-01 15:36:13,382 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2018-12-01 15:36:13,383 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2018-12-01 15:36:13,384 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2018-12-01 15:36:13,384 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2018-12-01 15:36:13,385 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2018-12-01 15:36:13,386 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2018-12-01 15:36:13,386 INFO L177 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2018-12-01 15:36:13,386 INFO L174 SettingsManager]: Resetting TreeAutomizer preferences to default values [2018-12-01 15:36:13,387 INFO L174 SettingsManager]: Resetting IcfgTransformer preferences to default values [2018-12-01 15:36:13,387 INFO L174 SettingsManager]: Resetting Boogie Printer preferences to default values [2018-12-01 15:36:13,388 INFO L174 SettingsManager]: Resetting ReqPrinter preferences to default values [2018-12-01 15:36:13,388 INFO L174 SettingsManager]: Resetting Witness Printer preferences to default values [2018-12-01 15:36:13,389 INFO L177 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2018-12-01 15:36:13,389 INFO L174 SettingsManager]: Resetting CDTParser preferences to default values [2018-12-01 15:36:13,389 INFO L177 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2018-12-01 15:36:13,389 INFO L177 SettingsManager]: ReqParser provides no preferences, ignoring... [2018-12-01 15:36:13,389 INFO L174 SettingsManager]: Resetting SmtParser preferences to default values [2018-12-01 15:36:13,390 INFO L174 SettingsManager]: Resetting Witness Parser preferences to default values [2018-12-01 15:36:13,390 INFO L181 SettingsManager]: Finished resetting all preferences to default values... [2018-12-01 15:36:13,391 INFO L98 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/working_dir_4c8d37cc-9d0d-4cfc-a611-0d22e1e3e93a/bin-2019/uautomizer/config/svcomp-DerefFreeMemtrack-32bit-Automizer_Default.epf [2018-12-01 15:36:13,398 INFO L110 SettingsManager]: Loading preferences was successful [2018-12-01 15:36:13,398 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2018-12-01 15:36:13,399 INFO L131 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2018-12-01 15:36:13,399 INFO L133 SettingsManager]: * ... calls to implemented procedures=ONLY_FOR_CONCURRENT_PROGRAMS [2018-12-01 15:36:13,399 INFO L131 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2018-12-01 15:36:13,399 INFO L133 SettingsManager]: * Create parallel compositions if possible=false [2018-12-01 15:36:13,399 INFO L133 SettingsManager]: * Use SBE=true [2018-12-01 15:36:13,400 INFO L131 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2018-12-01 15:36:13,400 INFO L133 SettingsManager]: * sizeof long=4 [2018-12-01 15:36:13,400 INFO L133 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2018-12-01 15:36:13,400 INFO L133 SettingsManager]: * Overapproximate operations on floating types=true [2018-12-01 15:36:13,400 INFO L133 SettingsManager]: * sizeof POINTER=4 [2018-12-01 15:36:13,400 INFO L133 SettingsManager]: * Check division by zero=IGNORE [2018-12-01 15:36:13,400 INFO L133 SettingsManager]: * Check for the main procedure if all allocated memory was freed=true [2018-12-01 15:36:13,400 INFO L133 SettingsManager]: * Bitprecise bitfields=true [2018-12-01 15:36:13,400 INFO L133 SettingsManager]: * SV-COMP memtrack compatibility mode=true [2018-12-01 15:36:13,401 INFO L133 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2018-12-01 15:36:13,401 INFO L133 SettingsManager]: * sizeof long double=12 [2018-12-01 15:36:13,401 INFO L133 SettingsManager]: * Use constant arrays=true [2018-12-01 15:36:13,401 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2018-12-01 15:36:13,401 INFO L133 SettingsManager]: * Size of a code block=SequenceOfStatements [2018-12-01 15:36:13,401 INFO L133 SettingsManager]: * To the following directory=./dump/ [2018-12-01 15:36:13,401 INFO L133 SettingsManager]: * SMT solver=External_DefaultMode [2018-12-01 15:36:13,401 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2018-12-01 15:36:13,401 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2018-12-01 15:36:13,401 INFO L133 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2018-12-01 15:36:13,402 INFO L133 SettingsManager]: * Trace refinement strategy=CAMEL [2018-12-01 15:36:13,402 INFO L133 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2018-12-01 15:36:13,402 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_4c8d37cc-9d0d-4cfc-a611-0d22e1e3e93a/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 -> 491439880e86433c818e36cdfce985ca1223a7f1 [2018-12-01 15:36:13,420 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2018-12-01 15:36:13,427 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2018-12-01 15:36:13,429 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2018-12-01 15:36:13,430 INFO L271 PluginConnector]: Initializing CDTParser... [2018-12-01 15:36:13,430 INFO L276 PluginConnector]: CDTParser initialized [2018-12-01 15:36:13,430 INFO L418 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/working_dir_4c8d37cc-9d0d-4cfc-a611-0d22e1e3e93a/bin-2019/uautomizer/../../sv-benchmarks/c/ldv-memsafety/memleaks_test1_true-valid-memsafety_true-termination.i [2018-12-01 15:36:13,465 INFO L221 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_4c8d37cc-9d0d-4cfc-a611-0d22e1e3e93a/bin-2019/uautomizer/data/373f15503/4a5dcaa845714935ab69b318f3d64f7a/FLAG9383c9eaa [2018-12-01 15:36:13,846 INFO L307 CDTParser]: Found 1 translation units. [2018-12-01 15:36:13,846 INFO L161 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/working_dir_4c8d37cc-9d0d-4cfc-a611-0d22e1e3e93a/sv-benchmarks/c/ldv-memsafety/memleaks_test1_true-valid-memsafety_true-termination.i [2018-12-01 15:36:13,854 INFO L355 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_4c8d37cc-9d0d-4cfc-a611-0d22e1e3e93a/bin-2019/uautomizer/data/373f15503/4a5dcaa845714935ab69b318f3d64f7a/FLAG9383c9eaa [2018-12-01 15:36:14,202 INFO L363 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/working_dir_4c8d37cc-9d0d-4cfc-a611-0d22e1e3e93a/bin-2019/uautomizer/data/373f15503/4a5dcaa845714935ab69b318f3d64f7a [2018-12-01 15:36:14,205 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2018-12-01 15:36:14,207 INFO L131 ToolchainWalker]: Walking toolchain with 5 elements. [2018-12-01 15:36:14,208 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2018-12-01 15:36:14,208 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2018-12-01 15:36:14,212 INFO L276 PluginConnector]: CACSL2BoogieTranslator initialized [2018-12-01 15:36:14,213 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 01.12 03:36:14" (1/1) ... [2018-12-01 15:36:14,216 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@245fecd4 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.12 03:36:14, skipping insertion in model container [2018-12-01 15:36:14,216 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 01.12 03:36:14" (1/1) ... [2018-12-01 15:36:14,224 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2018-12-01 15:36:14,257 INFO L176 MainTranslator]: Built tables and reachable declarations [2018-12-01 15:36:14,435 INFO L203 PostProcessor]: Analyzing one entry point: main [2018-12-01 15:36:14,483 INFO L191 MainTranslator]: Completed pre-run [2018-12-01 15:36:14,517 INFO L203 PostProcessor]: Analyzing one entry point: main [2018-12-01 15:36:14,549 INFO L195 MainTranslator]: Completed translation [2018-12-01 15:36:14,549 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.12 03:36:14 WrapperNode [2018-12-01 15:36:14,549 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2018-12-01 15:36:14,550 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2018-12-01 15:36:14,550 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2018-12-01 15:36:14,550 INFO L276 PluginConnector]: Boogie Preprocessor initialized [2018-12-01 15:36:14,558 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.12 03:36:14" (1/1) ... [2018-12-01 15:36:14,558 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.12 03:36:14" (1/1) ... [2018-12-01 15:36:14,570 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.12 03:36:14" (1/1) ... [2018-12-01 15:36:14,570 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.12 03:36:14" (1/1) ... [2018-12-01 15:36:14,584 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.12 03:36:14" (1/1) ... [2018-12-01 15:36:14,587 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.12 03:36:14" (1/1) ... [2018-12-01 15:36:14,590 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.12 03:36:14" (1/1) ... [2018-12-01 15:36:14,594 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2018-12-01 15:36:14,594 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2018-12-01 15:36:14,594 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2018-12-01 15:36:14,594 INFO L276 PluginConnector]: RCFGBuilder initialized [2018-12-01 15:36:14,595 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.12 03:36:14" (1/1) ... No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_4c8d37cc-9d0d-4cfc-a611-0d22e1e3e93a/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 [2018-12-01 15:36:14,627 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2018-12-01 15:36:14,627 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2018-12-01 15:36:14,627 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~TO~VOID [2018-12-01 15:36:14,627 INFO L138 BoogieDeclarations]: Found implementation of procedure __bswap_32 [2018-12-01 15:36:14,627 INFO L138 BoogieDeclarations]: Found implementation of procedure __bswap_64 [2018-12-01 15:36:14,627 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_nonpositive [2018-12-01 15:36:14,627 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_positive [2018-12-01 15:36:14,627 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_malloc [2018-12-01 15:36:14,627 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_zalloc [2018-12-01 15:36:14,627 INFO L138 BoogieDeclarations]: Found implementation of procedure LDV_INIT_LIST_HEAD [2018-12-01 15:36:14,627 INFO L138 BoogieDeclarations]: Found implementation of procedure __ldv_list_add [2018-12-01 15:36:14,627 INFO L138 BoogieDeclarations]: Found implementation of procedure __ldv_list_del [2018-12-01 15:36:14,627 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_list_add [2018-12-01 15:36:14,628 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_list_add_tail [2018-12-01 15:36:14,628 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_list_del [2018-12-01 15:36:14,628 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_msg_alloc [2018-12-01 15:36:14,628 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_msg_fill [2018-12-01 15:36:14,628 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_msg_free [2018-12-01 15:36:14,628 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_submit_msg [2018-12-01 15:36:14,628 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_destroy_msgs [2018-12-01 15:36:14,628 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_dev_get_drvdata [2018-12-01 15:36:14,628 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_dev_set_drvdata [2018-12-01 15:36:14,628 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_atomic_add_return [2018-12-01 15:36:14,628 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_atomic_sub_return [2018-12-01 15:36:14,628 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_kref_sub [2018-12-01 15:36:14,628 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_kref_init [2018-12-01 15:36:14,628 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_kref_get [2018-12-01 15:36:14,629 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_kref_put [2018-12-01 15:36:14,629 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_kobject_del [2018-12-01 15:36:14,629 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_kobject_cleanup [2018-12-01 15:36:14,629 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_kobject_release [2018-12-01 15:36:14,629 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_kobject_put [2018-12-01 15:36:14,629 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_kobject_get [2018-12-01 15:36:14,629 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_kobject_init_internal [2018-12-01 15:36:14,629 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_kobject_init [2018-12-01 15:36:14,629 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_kobject_create [2018-12-01 15:36:14,629 INFO L138 BoogieDeclarations]: Found implementation of procedure f [2018-12-01 15:36:14,629 INFO L138 BoogieDeclarations]: Found implementation of procedure g [2018-12-01 15:36:14,629 INFO L138 BoogieDeclarations]: Found implementation of procedure entry_point [2018-12-01 15:36:14,629 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2018-12-01 15:36:14,629 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset [2018-12-01 15:36:14,629 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.meminit [2018-12-01 15:36:14,630 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy [2018-12-01 15:36:14,630 INFO L130 BoogieDeclarations]: Found specification of procedure __bswap_32 [2018-12-01 15:36:14,630 INFO L130 BoogieDeclarations]: Found specification of procedure __bswap_64 [2018-12-01 15:36:14,630 INFO L130 BoogieDeclarations]: Found specification of procedure __ctype_get_mb_cur_max [2018-12-01 15:36:14,630 INFO L130 BoogieDeclarations]: Found specification of procedure atof [2018-12-01 15:36:14,630 INFO L130 BoogieDeclarations]: Found specification of procedure atoi [2018-12-01 15:36:14,630 INFO L130 BoogieDeclarations]: Found specification of procedure atol [2018-12-01 15:36:14,630 INFO L130 BoogieDeclarations]: Found specification of procedure atoll [2018-12-01 15:36:14,630 INFO L130 BoogieDeclarations]: Found specification of procedure strtod [2018-12-01 15:36:14,630 INFO L130 BoogieDeclarations]: Found specification of procedure strtof [2018-12-01 15:36:14,630 INFO L130 BoogieDeclarations]: Found specification of procedure strtold [2018-12-01 15:36:14,630 INFO L130 BoogieDeclarations]: Found specification of procedure strtol [2018-12-01 15:36:14,630 INFO L130 BoogieDeclarations]: Found specification of procedure strtoul [2018-12-01 15:36:14,630 INFO L130 BoogieDeclarations]: Found specification of procedure strtoq [2018-12-01 15:36:14,630 INFO L130 BoogieDeclarations]: Found specification of procedure strtouq [2018-12-01 15:36:14,630 INFO L130 BoogieDeclarations]: Found specification of procedure strtoll [2018-12-01 15:36:14,631 INFO L130 BoogieDeclarations]: Found specification of procedure strtoull [2018-12-01 15:36:14,631 INFO L130 BoogieDeclarations]: Found specification of procedure l64a [2018-12-01 15:36:14,631 INFO L130 BoogieDeclarations]: Found specification of procedure a64l [2018-12-01 15:36:14,631 INFO L130 BoogieDeclarations]: Found specification of procedure select [2018-12-01 15:36:14,631 INFO L130 BoogieDeclarations]: Found specification of procedure pselect [2018-12-01 15:36:14,631 INFO L130 BoogieDeclarations]: Found specification of procedure gnu_dev_major [2018-12-01 15:36:14,631 INFO L130 BoogieDeclarations]: Found specification of procedure gnu_dev_minor [2018-12-01 15:36:14,631 INFO L130 BoogieDeclarations]: Found specification of procedure gnu_dev_makedev [2018-12-01 15:36:14,631 INFO L130 BoogieDeclarations]: Found specification of procedure random [2018-12-01 15:36:14,631 INFO L130 BoogieDeclarations]: Found specification of procedure srandom [2018-12-01 15:36:14,631 INFO L130 BoogieDeclarations]: Found specification of procedure initstate [2018-12-01 15:36:14,631 INFO L130 BoogieDeclarations]: Found specification of procedure setstate [2018-12-01 15:36:14,631 INFO L130 BoogieDeclarations]: Found specification of procedure random_r [2018-12-01 15:36:14,631 INFO L130 BoogieDeclarations]: Found specification of procedure srandom_r [2018-12-01 15:36:14,631 INFO L130 BoogieDeclarations]: Found specification of procedure initstate_r [2018-12-01 15:36:14,632 INFO L130 BoogieDeclarations]: Found specification of procedure setstate_r [2018-12-01 15:36:14,632 INFO L130 BoogieDeclarations]: Found specification of procedure rand [2018-12-01 15:36:14,632 INFO L130 BoogieDeclarations]: Found specification of procedure srand [2018-12-01 15:36:14,632 INFO L130 BoogieDeclarations]: Found specification of procedure rand_r [2018-12-01 15:36:14,632 INFO L130 BoogieDeclarations]: Found specification of procedure drand48 [2018-12-01 15:36:14,632 INFO L130 BoogieDeclarations]: Found specification of procedure erand48 [2018-12-01 15:36:14,632 INFO L130 BoogieDeclarations]: Found specification of procedure lrand48 [2018-12-01 15:36:14,632 INFO L130 BoogieDeclarations]: Found specification of procedure nrand48 [2018-12-01 15:36:14,632 INFO L130 BoogieDeclarations]: Found specification of procedure mrand48 [2018-12-01 15:36:14,632 INFO L130 BoogieDeclarations]: Found specification of procedure jrand48 [2018-12-01 15:36:14,632 INFO L130 BoogieDeclarations]: Found specification of procedure srand48 [2018-12-01 15:36:14,632 INFO L130 BoogieDeclarations]: Found specification of procedure seed48 [2018-12-01 15:36:14,632 INFO L130 BoogieDeclarations]: Found specification of procedure lcong48 [2018-12-01 15:36:14,632 INFO L130 BoogieDeclarations]: Found specification of procedure drand48_r [2018-12-01 15:36:14,633 INFO L130 BoogieDeclarations]: Found specification of procedure erand48_r [2018-12-01 15:36:14,633 INFO L130 BoogieDeclarations]: Found specification of procedure lrand48_r [2018-12-01 15:36:14,633 INFO L130 BoogieDeclarations]: Found specification of procedure nrand48_r [2018-12-01 15:36:14,633 INFO L130 BoogieDeclarations]: Found specification of procedure mrand48_r [2018-12-01 15:36:14,633 INFO L130 BoogieDeclarations]: Found specification of procedure jrand48_r [2018-12-01 15:36:14,633 INFO L130 BoogieDeclarations]: Found specification of procedure srand48_r [2018-12-01 15:36:14,633 INFO L130 BoogieDeclarations]: Found specification of procedure seed48_r [2018-12-01 15:36:14,633 INFO L130 BoogieDeclarations]: Found specification of procedure lcong48_r [2018-12-01 15:36:14,633 INFO L130 BoogieDeclarations]: Found specification of procedure malloc [2018-12-01 15:36:14,633 INFO L130 BoogieDeclarations]: Found specification of procedure calloc [2018-12-01 15:36:14,633 INFO L130 BoogieDeclarations]: Found specification of procedure realloc [2018-12-01 15:36:14,633 INFO L130 BoogieDeclarations]: Found specification of procedure free [2018-12-01 15:36:14,633 INFO L130 BoogieDeclarations]: Found specification of procedure cfree [2018-12-01 15:36:14,633 INFO L130 BoogieDeclarations]: Found specification of procedure alloca [2018-12-01 15:36:14,633 INFO L130 BoogieDeclarations]: Found specification of procedure valloc [2018-12-01 15:36:14,633 INFO L130 BoogieDeclarations]: Found specification of procedure posix_memalign [2018-12-01 15:36:14,633 INFO L130 BoogieDeclarations]: Found specification of procedure abort [2018-12-01 15:36:14,634 INFO L130 BoogieDeclarations]: Found specification of procedure atexit [2018-12-01 15:36:14,634 INFO L130 BoogieDeclarations]: Found specification of procedure on_exit [2018-12-01 15:36:14,634 INFO L130 BoogieDeclarations]: Found specification of procedure exit [2018-12-01 15:36:14,634 INFO L130 BoogieDeclarations]: Found specification of procedure _Exit [2018-12-01 15:36:14,634 INFO L130 BoogieDeclarations]: Found specification of procedure getenv [2018-12-01 15:36:14,634 INFO L130 BoogieDeclarations]: Found specification of procedure putenv [2018-12-01 15:36:14,634 INFO L130 BoogieDeclarations]: Found specification of procedure setenv [2018-12-01 15:36:14,634 INFO L130 BoogieDeclarations]: Found specification of procedure unsetenv [2018-12-01 15:36:14,634 INFO L130 BoogieDeclarations]: Found specification of procedure clearenv [2018-12-01 15:36:14,634 INFO L130 BoogieDeclarations]: Found specification of procedure mktemp [2018-12-01 15:36:14,634 INFO L130 BoogieDeclarations]: Found specification of procedure mkstemp [2018-12-01 15:36:14,634 INFO L130 BoogieDeclarations]: Found specification of procedure mkstemps [2018-12-01 15:36:14,634 INFO L130 BoogieDeclarations]: Found specification of procedure mkdtemp [2018-12-01 15:36:14,634 INFO L130 BoogieDeclarations]: Found specification of procedure system [2018-12-01 15:36:14,634 INFO L130 BoogieDeclarations]: Found specification of procedure realpath [2018-12-01 15:36:14,634 INFO L130 BoogieDeclarations]: Found specification of procedure bsearch [2018-12-01 15:36:14,634 INFO L130 BoogieDeclarations]: Found specification of procedure qsort [2018-12-01 15:36:14,635 INFO L130 BoogieDeclarations]: Found specification of procedure abs [2018-12-01 15:36:14,635 INFO L130 BoogieDeclarations]: Found specification of procedure labs [2018-12-01 15:36:14,635 INFO L130 BoogieDeclarations]: Found specification of procedure llabs [2018-12-01 15:36:14,635 INFO L130 BoogieDeclarations]: Found specification of procedure div [2018-12-01 15:36:14,635 INFO L130 BoogieDeclarations]: Found specification of procedure ldiv [2018-12-01 15:36:14,635 INFO L130 BoogieDeclarations]: Found specification of procedure lldiv [2018-12-01 15:36:14,635 INFO L130 BoogieDeclarations]: Found specification of procedure ecvt [2018-12-01 15:36:14,635 INFO L130 BoogieDeclarations]: Found specification of procedure fcvt [2018-12-01 15:36:14,635 INFO L130 BoogieDeclarations]: Found specification of procedure gcvt [2018-12-01 15:36:14,635 INFO L130 BoogieDeclarations]: Found specification of procedure qecvt [2018-12-01 15:36:14,635 INFO L130 BoogieDeclarations]: Found specification of procedure qfcvt [2018-12-01 15:36:14,635 INFO L130 BoogieDeclarations]: Found specification of procedure qgcvt [2018-12-01 15:36:14,635 INFO L130 BoogieDeclarations]: Found specification of procedure ecvt_r [2018-12-01 15:36:14,635 INFO L130 BoogieDeclarations]: Found specification of procedure fcvt_r [2018-12-01 15:36:14,635 INFO L130 BoogieDeclarations]: Found specification of procedure qecvt_r [2018-12-01 15:36:14,635 INFO L130 BoogieDeclarations]: Found specification of procedure qfcvt_r [2018-12-01 15:36:14,635 INFO L130 BoogieDeclarations]: Found specification of procedure mblen [2018-12-01 15:36:14,636 INFO L130 BoogieDeclarations]: Found specification of procedure mbtowc [2018-12-01 15:36:14,636 INFO L130 BoogieDeclarations]: Found specification of procedure wctomb [2018-12-01 15:36:14,636 INFO L130 BoogieDeclarations]: Found specification of procedure mbstowcs [2018-12-01 15:36:14,636 INFO L130 BoogieDeclarations]: Found specification of procedure wcstombs [2018-12-01 15:36:14,636 INFO L130 BoogieDeclarations]: Found specification of procedure rpmatch [2018-12-01 15:36:14,636 INFO L130 BoogieDeclarations]: Found specification of procedure getsubopt [2018-12-01 15:36:14,636 INFO L130 BoogieDeclarations]: Found specification of procedure getloadavg [2018-12-01 15:36:14,636 INFO L130 BoogieDeclarations]: Found specification of procedure kfree [2018-12-01 15:36:14,636 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_int [2018-12-01 15:36:14,636 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_pointer [2018-12-01 15:36:14,636 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_nonpositive [2018-12-01 15:36:14,636 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_positive [2018-12-01 15:36:14,636 INFO L130 BoogieDeclarations]: Found specification of procedure memcpy [2018-12-01 15:36:14,636 INFO L130 BoogieDeclarations]: Found specification of procedure memset [2018-12-01 15:36:14,636 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_malloc [2018-12-01 15:36:14,636 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.alloc [2018-12-01 15:36:14,637 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_zalloc [2018-12-01 15:36:14,637 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.meminit [2018-12-01 15:36:14,637 INFO L130 BoogieDeclarations]: Found specification of procedure LDV_INIT_LIST_HEAD [2018-12-01 15:36:14,637 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2018-12-01 15:36:14,637 INFO L130 BoogieDeclarations]: Found specification of procedure __ldv_list_add [2018-12-01 15:36:14,637 INFO L130 BoogieDeclarations]: Found specification of procedure __ldv_list_del [2018-12-01 15:36:14,637 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_list_add [2018-12-01 15:36:14,637 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2018-12-01 15:36:14,637 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_list_add_tail [2018-12-01 15:36:14,637 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_list_del [2018-12-01 15:36:14,637 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_msg_alloc [2018-12-01 15:36:14,637 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_msg_fill [2018-12-01 15:36:14,637 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy [2018-12-01 15:36:14,637 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_msg_free [2018-12-01 15:36:14,637 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2018-12-01 15:36:14,637 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_submit_msg [2018-12-01 15:36:14,637 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_destroy_msgs [2018-12-01 15:36:14,637 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_dev_get_drvdata [2018-12-01 15:36:14,638 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_dev_set_drvdata [2018-12-01 15:36:14,638 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_atomic_add_return [2018-12-01 15:36:14,638 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2018-12-01 15:36:14,638 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2018-12-01 15:36:14,638 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_atomic_sub_return [2018-12-01 15:36:14,638 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_kref_sub [2018-12-01 15:36:14,638 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~TO~VOID [2018-12-01 15:36:14,638 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_kref_init [2018-12-01 15:36:14,638 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_kref_get [2018-12-01 15:36:14,638 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_kref_put [2018-12-01 15:36:14,638 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_kobject_del [2018-12-01 15:36:14,638 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_kobject_cleanup [2018-12-01 15:36:14,638 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_kobject_release [2018-12-01 15:36:14,638 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_kobject_put [2018-12-01 15:36:14,638 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_kobject_get [2018-12-01 15:36:14,638 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_kobject_init_internal [2018-12-01 15:36:14,638 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_kobject_init [2018-12-01 15:36:14,638 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_kobject_create [2018-12-01 15:36:14,639 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset [2018-12-01 15:36:14,639 INFO L130 BoogieDeclarations]: Found specification of procedure f [2018-12-01 15:36:14,639 INFO L130 BoogieDeclarations]: Found specification of procedure g [2018-12-01 15:36:14,639 INFO L130 BoogieDeclarations]: Found specification of procedure entry_point [2018-12-01 15:36:14,639 INFO L130 BoogieDeclarations]: Found specification of procedure main [2018-12-01 15:36:14,639 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2018-12-01 15:36:14,639 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$ [2018-12-01 15:36:14,639 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2018-12-01 15:36:14,639 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$ [2018-12-01 15:36:14,639 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$ [2018-12-01 15:36:14,639 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int [2018-12-01 15:36:14,639 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int [2018-12-01 15:36:14,856 WARN L615 $ProcedureCfgBuilder]: Label in the middle of a codeblock. [2018-12-01 15:36:14,961 WARN L615 $ProcedureCfgBuilder]: Label in the middle of a codeblock. [2018-12-01 15:36:15,070 INFO L275 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2018-12-01 15:36:15,070 INFO L280 CfgBuilder]: Removed 1 assue(true) statements. [2018-12-01 15:36:15,071 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 01.12 03:36:15 BoogieIcfgContainer [2018-12-01 15:36:15,071 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2018-12-01 15:36:15,072 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2018-12-01 15:36:15,072 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2018-12-01 15:36:15,074 INFO L276 PluginConnector]: TraceAbstraction initialized [2018-12-01 15:36:15,074 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 01.12 03:36:14" (1/3) ... [2018-12-01 15:36:15,074 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@3a16cad7 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 01.12 03:36:15, skipping insertion in model container [2018-12-01 15:36:15,074 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.12 03:36:14" (2/3) ... [2018-12-01 15:36:15,075 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@3a16cad7 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 01.12 03:36:15, skipping insertion in model container [2018-12-01 15:36:15,075 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 01.12 03:36:15" (3/3) ... [2018-12-01 15:36:15,076 INFO L112 eAbstractionObserver]: Analyzing ICFG memleaks_test1_true-valid-memsafety_true-termination.i [2018-12-01 15:36:15,082 INFO L156 ceAbstractionStarter]: Automizer settings: Hoare:false NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2018-12-01 15:36:15,087 INFO L168 ceAbstractionStarter]: Appying trace abstraction to program that has 69 error locations. [2018-12-01 15:36:15,096 INFO L257 AbstractCegarLoop]: Starting to check reachability of 69 error locations. [2018-12-01 15:36:15,111 INFO L133 ementStrategyFactory]: Using default assertion order modulation [2018-12-01 15:36:15,111 INFO L382 AbstractCegarLoop]: Interprodecural is true [2018-12-01 15:36:15,111 INFO L383 AbstractCegarLoop]: Hoare is false [2018-12-01 15:36:15,111 INFO L384 AbstractCegarLoop]: Compute interpolants for FPandBP [2018-12-01 15:36:15,112 INFO L385 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2018-12-01 15:36:15,112 INFO L386 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2018-12-01 15:36:15,112 INFO L387 AbstractCegarLoop]: Difference is false [2018-12-01 15:36:15,112 INFO L388 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2018-12-01 15:36:15,112 INFO L393 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2018-12-01 15:36:15,122 INFO L276 IsEmpty]: Start isEmpty. Operand 93 states. [2018-12-01 15:36:15,128 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2018-12-01 15:36:15,128 INFO L394 BasicCegarLoop]: Found error trace [2018-12-01 15:36:15,128 INFO L402 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-12-01 15:36:15,130 INFO L423 AbstractCegarLoop]: === Iteration 1 === [ldv_kref_initErr0REQUIRES_VIOLATION, ldv_kref_initErr1REQUIRES_VIOLATION, ldv_list_addErr0REQUIRES_VIOLATION, ldv_list_addErr1REQUIRES_VIOLATION, ldv_kobject_createErr1REQUIRES_VIOLATION, ldv_kobject_createErr0REQUIRES_VIOLATION, ldv_destroy_msgsErr0REQUIRES_VIOLATION, ldv_destroy_msgsErr1REQUIRES_VIOLATION, ldv_destroy_msgsErr4REQUIRES_VIOLATION, ldv_destroy_msgsErr5REQUIRES_VIOLATION, ldv_destroy_msgsErr3REQUIRES_VIOLATION, ldv_destroy_msgsErr2REQUIRES_VIOLATION, ldv_msg_fillErr2REQUIRES_VIOLATION, ldv_msg_fillErr3REQUIRES_VIOLATION, ldv_msg_fillErr5REQUIRES_VIOLATION, ldv_msg_fillErr4REQUIRES_VIOLATION, ldv_msg_fillErr1REQUIRES_VIOLATION, ldv_msg_fillErr0REQUIRES_VIOLATION, ldv_atomic_add_returnErr3REQUIRES_VIOLATION, ldv_atomic_add_returnErr2REQUIRES_VIOLATION, ldv_atomic_add_returnErr0REQUIRES_VIOLATION, ldv_atomic_add_returnErr1REQUIRES_VIOLATION, __ldv_list_delErr1REQUIRES_VIOLATION, __ldv_list_delErr0REQUIRES_VIOLATION, __ldv_list_delErr3REQUIRES_VIOLATION, __ldv_list_delErr2REQUIRES_VIOLATION, ldv_kobject_cleanupErr4ASSERT_VIOLATIONMEMORY_FREE, ldv_kobject_cleanupErr3ASSERT_VIOLATIONMEMORY_FREE, ldv_kobject_cleanupErr1REQUIRES_VIOLATION, ldv_kobject_cleanupErr0REQUIRES_VIOLATION, ldv_kobject_cleanupErr2ASSERT_VIOLATIONMEMORY_FREE, ldv_kobject_cleanupErr5ASSERT_VIOLATIONMEMORY_FREE, ldv_msg_freeErr1REQUIRES_VIOLATION, ldv_msg_freeErr0REQUIRES_VIOLATION, ldv_msg_freeErr3ASSERT_VIOLATIONMEMORY_FREE, ldv_msg_freeErr5ASSERT_VIOLATIONMEMORY_FREE, ldv_msg_freeErr2ASSERT_VIOLATIONMEMORY_FREE, ldv_msg_freeErr4ASSERT_VIOLATIONMEMORY_FREE, mainErr0ENSURES_VIOLATIONMEMORY_LEAK, LDV_INIT_LIST_HEADErr3REQUIRES_VIOLATION, LDV_INIT_LIST_HEADErr2REQUIRES_VIOLATION, LDV_INIT_LIST_HEADErr0REQUIRES_VIOLATION, LDV_INIT_LIST_HEADErr1REQUIRES_VIOLATION, ldv_list_delErr3REQUIRES_VIOLATION, ldv_list_delErr2REQUIRES_VIOLATION, ldv_list_delErr0REQUIRES_VIOLATION, ldv_list_delErr1REQUIRES_VIOLATION, __ldv_list_addErr6REQUIRES_VIOLATION, __ldv_list_addErr1REQUIRES_VIOLATION, __ldv_list_addErr0REQUIRES_VIOLATION, __ldv_list_addErr5REQUIRES_VIOLATION, __ldv_list_addErr4REQUIRES_VIOLATION, __ldv_list_addErr3REQUIRES_VIOLATION, __ldv_list_addErr2REQUIRES_VIOLATION, __ldv_list_addErr7REQUIRES_VIOLATION, ldv_dev_set_drvdataErr0REQUIRES_VIOLATION, ldv_dev_set_drvdataErr1REQUIRES_VIOLATION, ldv_atomic_sub_returnErr3REQUIRES_VIOLATION, ldv_atomic_sub_returnErr2REQUIRES_VIOLATION, ldv_atomic_sub_returnErr0REQUIRES_VIOLATION, ldv_atomic_sub_returnErr1REQUIRES_VIOLATION, ldv_list_add_tailErr1REQUIRES_VIOLATION, ldv_list_add_tailErr0REQUIRES_VIOLATION, ldv_dev_get_drvdataErr1REQUIRES_VIOLATION, ldv_dev_get_drvdataErr0REQUIRES_VIOLATION, entry_pointErr0ASSERT_VIOLATIONMEMORY_FREE, entry_pointErr1ASSERT_VIOLATIONMEMORY_FREE, ldv_msg_allocErr1REQUIRES_VIOLATION, ldv_msg_allocErr0REQUIRES_VIOLATION]=== [2018-12-01 15:36:15,134 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-12-01 15:36:15,134 INFO L82 PathProgramCache]: Analyzing trace with hash -1568206492, now seen corresponding path program 1 times [2018-12-01 15:36:15,135 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-12-01 15:36:15,136 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-12-01 15:36:15,170 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-01 15:36:15,170 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-12-01 15:36:15,170 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-01 15:36:15,204 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-01 15:36:15,254 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-01 15:36:15,256 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-12-01 15:36:15,257 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2018-12-01 15:36:15,260 INFO L459 AbstractCegarLoop]: Interpolant automaton has 5 states [2018-12-01 15:36:15,271 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2018-12-01 15:36:15,272 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2018-12-01 15:36:15,274 INFO L87 Difference]: Start difference. First operand 93 states. Second operand 5 states. [2018-12-01 15:36:15,295 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-12-01 15:36:15,296 INFO L93 Difference]: Finished difference Result 22 states and 22 transitions. [2018-12-01 15:36:15,296 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2018-12-01 15:36:15,297 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 13 [2018-12-01 15:36:15,297 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-12-01 15:36:15,302 INFO L225 Difference]: With dead ends: 22 [2018-12-01 15:36:15,302 INFO L226 Difference]: Without dead ends: 19 [2018-12-01 15:36:15,303 INFO L631 BasicCegarLoop]: 0 DeclaredPredicates, 4 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2018-12-01 15:36:15,313 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 19 states. [2018-12-01 15:36:15,322 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 19 to 19. [2018-12-01 15:36:15,322 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 19 states. [2018-12-01 15:36:15,323 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 19 states to 19 states and 19 transitions. [2018-12-01 15:36:15,323 INFO L78 Accepts]: Start accepts. Automaton has 19 states and 19 transitions. Word has length 13 [2018-12-01 15:36:15,324 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-12-01 15:36:15,324 INFO L480 AbstractCegarLoop]: Abstraction has 19 states and 19 transitions. [2018-12-01 15:36:15,324 INFO L481 AbstractCegarLoop]: Interpolant automaton has 5 states. [2018-12-01 15:36:15,324 INFO L276 IsEmpty]: Start isEmpty. Operand 19 states and 19 transitions. [2018-12-01 15:36:15,324 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2018-12-01 15:36:15,324 INFO L394 BasicCegarLoop]: Found error trace [2018-12-01 15:36:15,324 INFO L402 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-12-01 15:36:15,325 INFO L423 AbstractCegarLoop]: === Iteration 2 === [ldv_kref_initErr0REQUIRES_VIOLATION, ldv_kref_initErr1REQUIRES_VIOLATION, ldv_list_addErr0REQUIRES_VIOLATION, ldv_list_addErr1REQUIRES_VIOLATION, ldv_kobject_createErr1REQUIRES_VIOLATION, ldv_kobject_createErr0REQUIRES_VIOLATION, ldv_destroy_msgsErr0REQUIRES_VIOLATION, ldv_destroy_msgsErr1REQUIRES_VIOLATION, ldv_destroy_msgsErr4REQUIRES_VIOLATION, ldv_destroy_msgsErr5REQUIRES_VIOLATION, ldv_destroy_msgsErr3REQUIRES_VIOLATION, ldv_destroy_msgsErr2REQUIRES_VIOLATION, ldv_msg_fillErr2REQUIRES_VIOLATION, ldv_msg_fillErr3REQUIRES_VIOLATION, ldv_msg_fillErr5REQUIRES_VIOLATION, ldv_msg_fillErr4REQUIRES_VIOLATION, ldv_msg_fillErr1REQUIRES_VIOLATION, ldv_msg_fillErr0REQUIRES_VIOLATION, ldv_atomic_add_returnErr3REQUIRES_VIOLATION, ldv_atomic_add_returnErr2REQUIRES_VIOLATION, ldv_atomic_add_returnErr0REQUIRES_VIOLATION, ldv_atomic_add_returnErr1REQUIRES_VIOLATION, __ldv_list_delErr1REQUIRES_VIOLATION, __ldv_list_delErr0REQUIRES_VIOLATION, __ldv_list_delErr3REQUIRES_VIOLATION, __ldv_list_delErr2REQUIRES_VIOLATION, ldv_kobject_cleanupErr4ASSERT_VIOLATIONMEMORY_FREE, ldv_kobject_cleanupErr3ASSERT_VIOLATIONMEMORY_FREE, ldv_kobject_cleanupErr1REQUIRES_VIOLATION, ldv_kobject_cleanupErr0REQUIRES_VIOLATION, ldv_kobject_cleanupErr2ASSERT_VIOLATIONMEMORY_FREE, ldv_kobject_cleanupErr5ASSERT_VIOLATIONMEMORY_FREE, ldv_msg_freeErr1REQUIRES_VIOLATION, ldv_msg_freeErr0REQUIRES_VIOLATION, ldv_msg_freeErr3ASSERT_VIOLATIONMEMORY_FREE, ldv_msg_freeErr5ASSERT_VIOLATIONMEMORY_FREE, ldv_msg_freeErr2ASSERT_VIOLATIONMEMORY_FREE, ldv_msg_freeErr4ASSERT_VIOLATIONMEMORY_FREE, mainErr0ENSURES_VIOLATIONMEMORY_LEAK, LDV_INIT_LIST_HEADErr3REQUIRES_VIOLATION, LDV_INIT_LIST_HEADErr2REQUIRES_VIOLATION, LDV_INIT_LIST_HEADErr0REQUIRES_VIOLATION, LDV_INIT_LIST_HEADErr1REQUIRES_VIOLATION, ldv_list_delErr3REQUIRES_VIOLATION, ldv_list_delErr2REQUIRES_VIOLATION, ldv_list_delErr0REQUIRES_VIOLATION, ldv_list_delErr1REQUIRES_VIOLATION, __ldv_list_addErr6REQUIRES_VIOLATION, __ldv_list_addErr1REQUIRES_VIOLATION, __ldv_list_addErr0REQUIRES_VIOLATION, __ldv_list_addErr5REQUIRES_VIOLATION, __ldv_list_addErr4REQUIRES_VIOLATION, __ldv_list_addErr3REQUIRES_VIOLATION, __ldv_list_addErr2REQUIRES_VIOLATION, __ldv_list_addErr7REQUIRES_VIOLATION, ldv_dev_set_drvdataErr0REQUIRES_VIOLATION, ldv_dev_set_drvdataErr1REQUIRES_VIOLATION, ldv_atomic_sub_returnErr3REQUIRES_VIOLATION, ldv_atomic_sub_returnErr2REQUIRES_VIOLATION, ldv_atomic_sub_returnErr0REQUIRES_VIOLATION, ldv_atomic_sub_returnErr1REQUIRES_VIOLATION, ldv_list_add_tailErr1REQUIRES_VIOLATION, ldv_list_add_tailErr0REQUIRES_VIOLATION, ldv_dev_get_drvdataErr1REQUIRES_VIOLATION, ldv_dev_get_drvdataErr0REQUIRES_VIOLATION, entry_pointErr0ASSERT_VIOLATIONMEMORY_FREE, entry_pointErr1ASSERT_VIOLATIONMEMORY_FREE, ldv_msg_allocErr1REQUIRES_VIOLATION, ldv_msg_allocErr0REQUIRES_VIOLATION]=== [2018-12-01 15:36:15,325 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-12-01 15:36:15,325 INFO L82 PathProgramCache]: Analyzing trace with hash -1369760642, now seen corresponding path program 1 times [2018-12-01 15:36:15,325 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-12-01 15:36:15,325 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-12-01 15:36:15,326 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-01 15:36:15,326 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-12-01 15:36:15,326 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-01 15:36:15,334 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-01 15:36:15,364 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-01 15:36:15,364 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-12-01 15:36:15,364 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2018-12-01 15:36:15,365 INFO L459 AbstractCegarLoop]: Interpolant automaton has 5 states [2018-12-01 15:36:15,365 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2018-12-01 15:36:15,365 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2018-12-01 15:36:15,365 INFO L87 Difference]: Start difference. First operand 19 states and 19 transitions. Second operand 5 states. [2018-12-01 15:36:15,385 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-12-01 15:36:15,385 INFO L93 Difference]: Finished difference Result 24 states and 24 transitions. [2018-12-01 15:36:15,385 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2018-12-01 15:36:15,385 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 14 [2018-12-01 15:36:15,385 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-12-01 15:36:15,386 INFO L225 Difference]: With dead ends: 24 [2018-12-01 15:36:15,386 INFO L226 Difference]: Without dead ends: 24 [2018-12-01 15:36:15,386 INFO L631 BasicCegarLoop]: 0 DeclaredPredicates, 4 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2018-12-01 15:36:15,386 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 24 states. [2018-12-01 15:36:15,388 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 24 to 24. [2018-12-01 15:36:15,388 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 24 states. [2018-12-01 15:36:15,389 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 24 states to 24 states and 24 transitions. [2018-12-01 15:36:15,389 INFO L78 Accepts]: Start accepts. Automaton has 24 states and 24 transitions. Word has length 14 [2018-12-01 15:36:15,389 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-12-01 15:36:15,389 INFO L480 AbstractCegarLoop]: Abstraction has 24 states and 24 transitions. [2018-12-01 15:36:15,389 INFO L481 AbstractCegarLoop]: Interpolant automaton has 5 states. [2018-12-01 15:36:15,389 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 24 transitions. [2018-12-01 15:36:15,390 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2018-12-01 15:36:15,390 INFO L394 BasicCegarLoop]: Found error trace [2018-12-01 15:36:15,390 INFO L402 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-12-01 15:36:15,390 INFO L423 AbstractCegarLoop]: === Iteration 3 === [ldv_kref_initErr0REQUIRES_VIOLATION, ldv_kref_initErr1REQUIRES_VIOLATION, ldv_list_addErr0REQUIRES_VIOLATION, ldv_list_addErr1REQUIRES_VIOLATION, ldv_kobject_createErr1REQUIRES_VIOLATION, ldv_kobject_createErr0REQUIRES_VIOLATION, ldv_destroy_msgsErr0REQUIRES_VIOLATION, ldv_destroy_msgsErr1REQUIRES_VIOLATION, ldv_destroy_msgsErr4REQUIRES_VIOLATION, ldv_destroy_msgsErr5REQUIRES_VIOLATION, ldv_destroy_msgsErr3REQUIRES_VIOLATION, ldv_destroy_msgsErr2REQUIRES_VIOLATION, ldv_msg_fillErr2REQUIRES_VIOLATION, ldv_msg_fillErr3REQUIRES_VIOLATION, ldv_msg_fillErr5REQUIRES_VIOLATION, ldv_msg_fillErr4REQUIRES_VIOLATION, ldv_msg_fillErr1REQUIRES_VIOLATION, ldv_msg_fillErr0REQUIRES_VIOLATION, ldv_atomic_add_returnErr3REQUIRES_VIOLATION, ldv_atomic_add_returnErr2REQUIRES_VIOLATION, ldv_atomic_add_returnErr0REQUIRES_VIOLATION, ldv_atomic_add_returnErr1REQUIRES_VIOLATION, __ldv_list_delErr1REQUIRES_VIOLATION, __ldv_list_delErr0REQUIRES_VIOLATION, __ldv_list_delErr3REQUIRES_VIOLATION, __ldv_list_delErr2REQUIRES_VIOLATION, ldv_kobject_cleanupErr4ASSERT_VIOLATIONMEMORY_FREE, ldv_kobject_cleanupErr3ASSERT_VIOLATIONMEMORY_FREE, ldv_kobject_cleanupErr1REQUIRES_VIOLATION, ldv_kobject_cleanupErr0REQUIRES_VIOLATION, ldv_kobject_cleanupErr2ASSERT_VIOLATIONMEMORY_FREE, ldv_kobject_cleanupErr5ASSERT_VIOLATIONMEMORY_FREE, ldv_msg_freeErr1REQUIRES_VIOLATION, ldv_msg_freeErr0REQUIRES_VIOLATION, ldv_msg_freeErr3ASSERT_VIOLATIONMEMORY_FREE, ldv_msg_freeErr5ASSERT_VIOLATIONMEMORY_FREE, ldv_msg_freeErr2ASSERT_VIOLATIONMEMORY_FREE, ldv_msg_freeErr4ASSERT_VIOLATIONMEMORY_FREE, mainErr0ENSURES_VIOLATIONMEMORY_LEAK, LDV_INIT_LIST_HEADErr3REQUIRES_VIOLATION, LDV_INIT_LIST_HEADErr2REQUIRES_VIOLATION, LDV_INIT_LIST_HEADErr0REQUIRES_VIOLATION, LDV_INIT_LIST_HEADErr1REQUIRES_VIOLATION, ldv_list_delErr3REQUIRES_VIOLATION, ldv_list_delErr2REQUIRES_VIOLATION, ldv_list_delErr0REQUIRES_VIOLATION, ldv_list_delErr1REQUIRES_VIOLATION, __ldv_list_addErr6REQUIRES_VIOLATION, __ldv_list_addErr1REQUIRES_VIOLATION, __ldv_list_addErr0REQUIRES_VIOLATION, __ldv_list_addErr5REQUIRES_VIOLATION, __ldv_list_addErr4REQUIRES_VIOLATION, __ldv_list_addErr3REQUIRES_VIOLATION, __ldv_list_addErr2REQUIRES_VIOLATION, __ldv_list_addErr7REQUIRES_VIOLATION, ldv_dev_set_drvdataErr0REQUIRES_VIOLATION, ldv_dev_set_drvdataErr1REQUIRES_VIOLATION, ldv_atomic_sub_returnErr3REQUIRES_VIOLATION, ldv_atomic_sub_returnErr2REQUIRES_VIOLATION, ldv_atomic_sub_returnErr0REQUIRES_VIOLATION, ldv_atomic_sub_returnErr1REQUIRES_VIOLATION, ldv_list_add_tailErr1REQUIRES_VIOLATION, ldv_list_add_tailErr0REQUIRES_VIOLATION, ldv_dev_get_drvdataErr1REQUIRES_VIOLATION, ldv_dev_get_drvdataErr0REQUIRES_VIOLATION, entry_pointErr0ASSERT_VIOLATIONMEMORY_FREE, entry_pointErr1ASSERT_VIOLATIONMEMORY_FREE, ldv_msg_allocErr1REQUIRES_VIOLATION, ldv_msg_allocErr0REQUIRES_VIOLATION]=== [2018-12-01 15:36:15,390 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-12-01 15:36:15,390 INFO L82 PathProgramCache]: Analyzing trace with hash -1341131491, now seen corresponding path program 1 times [2018-12-01 15:36:15,390 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-12-01 15:36:15,390 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-12-01 15:36:15,391 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-01 15:36:15,392 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-12-01 15:36:15,392 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-01 15:36:15,398 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-01 15:36:15,415 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-01 15:36:15,416 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-12-01 15:36:15,416 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2018-12-01 15:36:15,416 INFO L459 AbstractCegarLoop]: Interpolant automaton has 5 states [2018-12-01 15:36:15,416 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2018-12-01 15:36:15,416 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2018-12-01 15:36:15,416 INFO L87 Difference]: Start difference. First operand 24 states and 24 transitions. Second operand 5 states. [2018-12-01 15:36:15,425 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-12-01 15:36:15,425 INFO L93 Difference]: Finished difference Result 25 states and 25 transitions. [2018-12-01 15:36:15,426 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2018-12-01 15:36:15,426 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 14 [2018-12-01 15:36:15,426 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-12-01 15:36:15,428 INFO L225 Difference]: With dead ends: 25 [2018-12-01 15:36:15,428 INFO L226 Difference]: Without dead ends: 25 [2018-12-01 15:36:15,429 INFO L631 BasicCegarLoop]: 0 DeclaredPredicates, 4 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2018-12-01 15:36:15,429 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 25 states. [2018-12-01 15:36:15,431 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 25 to 18. [2018-12-01 15:36:15,431 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 18 states. [2018-12-01 15:36:15,431 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 18 states to 18 states and 18 transitions. [2018-12-01 15:36:15,431 INFO L78 Accepts]: Start accepts. Automaton has 18 states and 18 transitions. Word has length 14 [2018-12-01 15:36:15,431 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-12-01 15:36:15,431 INFO L480 AbstractCegarLoop]: Abstraction has 18 states and 18 transitions. [2018-12-01 15:36:15,432 INFO L481 AbstractCegarLoop]: Interpolant automaton has 5 states. [2018-12-01 15:36:15,432 INFO L276 IsEmpty]: Start isEmpty. Operand 18 states and 18 transitions. [2018-12-01 15:36:15,432 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2018-12-01 15:36:15,432 INFO L394 BasicCegarLoop]: Found error trace [2018-12-01 15:36:15,432 INFO L402 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-12-01 15:36:15,432 INFO L423 AbstractCegarLoop]: === Iteration 4 === [ldv_kref_initErr0REQUIRES_VIOLATION, ldv_kref_initErr1REQUIRES_VIOLATION, ldv_list_addErr0REQUIRES_VIOLATION, ldv_list_addErr1REQUIRES_VIOLATION, ldv_kobject_createErr1REQUIRES_VIOLATION, ldv_kobject_createErr0REQUIRES_VIOLATION, ldv_destroy_msgsErr0REQUIRES_VIOLATION, ldv_destroy_msgsErr1REQUIRES_VIOLATION, ldv_destroy_msgsErr4REQUIRES_VIOLATION, ldv_destroy_msgsErr5REQUIRES_VIOLATION, ldv_destroy_msgsErr3REQUIRES_VIOLATION, ldv_destroy_msgsErr2REQUIRES_VIOLATION, ldv_msg_fillErr2REQUIRES_VIOLATION, ldv_msg_fillErr3REQUIRES_VIOLATION, ldv_msg_fillErr5REQUIRES_VIOLATION, ldv_msg_fillErr4REQUIRES_VIOLATION, ldv_msg_fillErr1REQUIRES_VIOLATION, ldv_msg_fillErr0REQUIRES_VIOLATION, ldv_atomic_add_returnErr3REQUIRES_VIOLATION, ldv_atomic_add_returnErr2REQUIRES_VIOLATION, ldv_atomic_add_returnErr0REQUIRES_VIOLATION, ldv_atomic_add_returnErr1REQUIRES_VIOLATION, __ldv_list_delErr1REQUIRES_VIOLATION, __ldv_list_delErr0REQUIRES_VIOLATION, __ldv_list_delErr3REQUIRES_VIOLATION, __ldv_list_delErr2REQUIRES_VIOLATION, ldv_kobject_cleanupErr4ASSERT_VIOLATIONMEMORY_FREE, ldv_kobject_cleanupErr3ASSERT_VIOLATIONMEMORY_FREE, ldv_kobject_cleanupErr1REQUIRES_VIOLATION, ldv_kobject_cleanupErr0REQUIRES_VIOLATION, ldv_kobject_cleanupErr2ASSERT_VIOLATIONMEMORY_FREE, ldv_kobject_cleanupErr5ASSERT_VIOLATIONMEMORY_FREE, ldv_msg_freeErr1REQUIRES_VIOLATION, ldv_msg_freeErr0REQUIRES_VIOLATION, ldv_msg_freeErr3ASSERT_VIOLATIONMEMORY_FREE, ldv_msg_freeErr5ASSERT_VIOLATIONMEMORY_FREE, ldv_msg_freeErr2ASSERT_VIOLATIONMEMORY_FREE, ldv_msg_freeErr4ASSERT_VIOLATIONMEMORY_FREE, mainErr0ENSURES_VIOLATIONMEMORY_LEAK, LDV_INIT_LIST_HEADErr3REQUIRES_VIOLATION, LDV_INIT_LIST_HEADErr2REQUIRES_VIOLATION, LDV_INIT_LIST_HEADErr0REQUIRES_VIOLATION, LDV_INIT_LIST_HEADErr1REQUIRES_VIOLATION, ldv_list_delErr3REQUIRES_VIOLATION, ldv_list_delErr2REQUIRES_VIOLATION, ldv_list_delErr0REQUIRES_VIOLATION, ldv_list_delErr1REQUIRES_VIOLATION, __ldv_list_addErr6REQUIRES_VIOLATION, __ldv_list_addErr1REQUIRES_VIOLATION, __ldv_list_addErr0REQUIRES_VIOLATION, __ldv_list_addErr5REQUIRES_VIOLATION, __ldv_list_addErr4REQUIRES_VIOLATION, __ldv_list_addErr3REQUIRES_VIOLATION, __ldv_list_addErr2REQUIRES_VIOLATION, __ldv_list_addErr7REQUIRES_VIOLATION, ldv_dev_set_drvdataErr0REQUIRES_VIOLATION, ldv_dev_set_drvdataErr1REQUIRES_VIOLATION, ldv_atomic_sub_returnErr3REQUIRES_VIOLATION, ldv_atomic_sub_returnErr2REQUIRES_VIOLATION, ldv_atomic_sub_returnErr0REQUIRES_VIOLATION, ldv_atomic_sub_returnErr1REQUIRES_VIOLATION, ldv_list_add_tailErr1REQUIRES_VIOLATION, ldv_list_add_tailErr0REQUIRES_VIOLATION, ldv_dev_get_drvdataErr1REQUIRES_VIOLATION, ldv_dev_get_drvdataErr0REQUIRES_VIOLATION, entry_pointErr0ASSERT_VIOLATIONMEMORY_FREE, entry_pointErr1ASSERT_VIOLATIONMEMORY_FREE, ldv_msg_allocErr1REQUIRES_VIOLATION, ldv_msg_allocErr0REQUIRES_VIOLATION]=== [2018-12-01 15:36:15,432 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-12-01 15:36:15,433 INFO L82 PathProgramCache]: Analyzing trace with hash -54652751, now seen corresponding path program 1 times [2018-12-01 15:36:15,433 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-12-01 15:36:15,433 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-12-01 15:36:15,434 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-01 15:36:15,434 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-12-01 15:36:15,434 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-01 15:36:15,442 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-01 15:36:15,505 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-01 15:36:15,505 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-12-01 15:36:15,505 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2018-12-01 15:36:15,505 INFO L459 AbstractCegarLoop]: Interpolant automaton has 6 states [2018-12-01 15:36:15,505 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2018-12-01 15:36:15,505 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2018-12-01 15:36:15,506 INFO L87 Difference]: Start difference. First operand 18 states and 18 transitions. Second operand 6 states. [2018-12-01 15:36:15,554 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-12-01 15:36:15,554 INFO L93 Difference]: Finished difference Result 26 states and 25 transitions. [2018-12-01 15:36:15,554 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2018-12-01 15:36:15,554 INFO L78 Accepts]: Start accepts. Automaton has 6 states. Word has length 17 [2018-12-01 15:36:15,555 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-12-01 15:36:15,555 INFO L225 Difference]: With dead ends: 26 [2018-12-01 15:36:15,555 INFO L226 Difference]: Without dead ends: 18 [2018-12-01 15:36:15,555 INFO L631 BasicCegarLoop]: 0 DeclaredPredicates, 10 GetRequests, 4 SyntacticMatches, 1 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=13, Invalid=29, Unknown=0, NotChecked=0, Total=42 [2018-12-01 15:36:15,555 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 18 states. [2018-12-01 15:36:15,556 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 18 to 18. [2018-12-01 15:36:15,556 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 18 states. [2018-12-01 15:36:15,557 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 18 states to 18 states and 17 transitions. [2018-12-01 15:36:15,557 INFO L78 Accepts]: Start accepts. Automaton has 18 states and 17 transitions. Word has length 17 [2018-12-01 15:36:15,557 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-12-01 15:36:15,557 INFO L480 AbstractCegarLoop]: Abstraction has 18 states and 17 transitions. [2018-12-01 15:36:15,557 INFO L481 AbstractCegarLoop]: Interpolant automaton has 6 states. [2018-12-01 15:36:15,557 INFO L276 IsEmpty]: Start isEmpty. Operand 18 states and 17 transitions. [2018-12-01 15:36:15,557 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2018-12-01 15:36:15,557 INFO L394 BasicCegarLoop]: Found error trace [2018-12-01 15:36:15,558 INFO L402 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-12-01 15:36:15,558 INFO L423 AbstractCegarLoop]: === Iteration 5 === [ldv_kref_initErr0REQUIRES_VIOLATION, ldv_kref_initErr1REQUIRES_VIOLATION, ldv_list_addErr0REQUIRES_VIOLATION, ldv_list_addErr1REQUIRES_VIOLATION, ldv_kobject_createErr1REQUIRES_VIOLATION, ldv_kobject_createErr0REQUIRES_VIOLATION, ldv_destroy_msgsErr0REQUIRES_VIOLATION, ldv_destroy_msgsErr1REQUIRES_VIOLATION, ldv_destroy_msgsErr4REQUIRES_VIOLATION, ldv_destroy_msgsErr5REQUIRES_VIOLATION, ldv_destroy_msgsErr3REQUIRES_VIOLATION, ldv_destroy_msgsErr2REQUIRES_VIOLATION, ldv_msg_fillErr2REQUIRES_VIOLATION, ldv_msg_fillErr3REQUIRES_VIOLATION, ldv_msg_fillErr5REQUIRES_VIOLATION, ldv_msg_fillErr4REQUIRES_VIOLATION, ldv_msg_fillErr1REQUIRES_VIOLATION, ldv_msg_fillErr0REQUIRES_VIOLATION, ldv_atomic_add_returnErr3REQUIRES_VIOLATION, ldv_atomic_add_returnErr2REQUIRES_VIOLATION, ldv_atomic_add_returnErr0REQUIRES_VIOLATION, ldv_atomic_add_returnErr1REQUIRES_VIOLATION, __ldv_list_delErr1REQUIRES_VIOLATION, __ldv_list_delErr0REQUIRES_VIOLATION, __ldv_list_delErr3REQUIRES_VIOLATION, __ldv_list_delErr2REQUIRES_VIOLATION, ldv_kobject_cleanupErr4ASSERT_VIOLATIONMEMORY_FREE, ldv_kobject_cleanupErr3ASSERT_VIOLATIONMEMORY_FREE, ldv_kobject_cleanupErr1REQUIRES_VIOLATION, ldv_kobject_cleanupErr0REQUIRES_VIOLATION, ldv_kobject_cleanupErr2ASSERT_VIOLATIONMEMORY_FREE, ldv_kobject_cleanupErr5ASSERT_VIOLATIONMEMORY_FREE, ldv_msg_freeErr1REQUIRES_VIOLATION, ldv_msg_freeErr0REQUIRES_VIOLATION, ldv_msg_freeErr3ASSERT_VIOLATIONMEMORY_FREE, ldv_msg_freeErr5ASSERT_VIOLATIONMEMORY_FREE, ldv_msg_freeErr2ASSERT_VIOLATIONMEMORY_FREE, ldv_msg_freeErr4ASSERT_VIOLATIONMEMORY_FREE, mainErr0ENSURES_VIOLATIONMEMORY_LEAK, LDV_INIT_LIST_HEADErr3REQUIRES_VIOLATION, LDV_INIT_LIST_HEADErr2REQUIRES_VIOLATION, LDV_INIT_LIST_HEADErr0REQUIRES_VIOLATION, LDV_INIT_LIST_HEADErr1REQUIRES_VIOLATION, ldv_list_delErr3REQUIRES_VIOLATION, ldv_list_delErr2REQUIRES_VIOLATION, ldv_list_delErr0REQUIRES_VIOLATION, ldv_list_delErr1REQUIRES_VIOLATION, __ldv_list_addErr6REQUIRES_VIOLATION, __ldv_list_addErr1REQUIRES_VIOLATION, __ldv_list_addErr0REQUIRES_VIOLATION, __ldv_list_addErr5REQUIRES_VIOLATION, __ldv_list_addErr4REQUIRES_VIOLATION, __ldv_list_addErr3REQUIRES_VIOLATION, __ldv_list_addErr2REQUIRES_VIOLATION, __ldv_list_addErr7REQUIRES_VIOLATION, ldv_dev_set_drvdataErr0REQUIRES_VIOLATION, ldv_dev_set_drvdataErr1REQUIRES_VIOLATION, ldv_atomic_sub_returnErr3REQUIRES_VIOLATION, ldv_atomic_sub_returnErr2REQUIRES_VIOLATION, ldv_atomic_sub_returnErr0REQUIRES_VIOLATION, ldv_atomic_sub_returnErr1REQUIRES_VIOLATION, ldv_list_add_tailErr1REQUIRES_VIOLATION, ldv_list_add_tailErr0REQUIRES_VIOLATION, ldv_dev_get_drvdataErr1REQUIRES_VIOLATION, ldv_dev_get_drvdataErr0REQUIRES_VIOLATION, entry_pointErr0ASSERT_VIOLATIONMEMORY_FREE, entry_pointErr1ASSERT_VIOLATIONMEMORY_FREE, ldv_msg_allocErr1REQUIRES_VIOLATION, ldv_msg_allocErr0REQUIRES_VIOLATION]=== [2018-12-01 15:36:15,558 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-12-01 15:36:15,558 INFO L82 PathProgramCache]: Analyzing trace with hash -1862107214, now seen corresponding path program 1 times [2018-12-01 15:36:15,558 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-12-01 15:36:15,558 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-12-01 15:36:15,559 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-01 15:36:15,559 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-12-01 15:36:15,560 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-01 15:36:15,564 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-01 15:36:15,645 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-01 15:36:15,645 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-12-01 15:36:15,645 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [8] imperfect sequences [] total 8 [2018-12-01 15:36:15,645 INFO L459 AbstractCegarLoop]: Interpolant automaton has 9 states [2018-12-01 15:36:15,645 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2018-12-01 15:36:15,645 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=24, Invalid=48, Unknown=0, NotChecked=0, Total=72 [2018-12-01 15:36:15,646 INFO L87 Difference]: Start difference. First operand 18 states and 17 transitions. Second operand 9 states. [2018-12-01 15:36:15,712 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-12-01 15:36:15,712 INFO L93 Difference]: Finished difference Result 17 states and 16 transitions. [2018-12-01 15:36:15,713 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2018-12-01 15:36:15,713 INFO L78 Accepts]: Start accepts. Automaton has 9 states. Word has length 17 [2018-12-01 15:36:15,713 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-12-01 15:36:15,713 INFO L225 Difference]: With dead ends: 17 [2018-12-01 15:36:15,713 INFO L226 Difference]: Without dead ends: 0 [2018-12-01 15:36:15,714 INFO L631 BasicCegarLoop]: 0 DeclaredPredicates, 13 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 10 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 17 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=45, Invalid=87, Unknown=0, NotChecked=0, Total=132 [2018-12-01 15:36:15,714 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2018-12-01 15:36:15,714 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2018-12-01 15:36:15,714 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 0 states. [2018-12-01 15:36:15,714 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2018-12-01 15:36:15,715 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 17 [2018-12-01 15:36:15,715 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-12-01 15:36:15,715 INFO L480 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2018-12-01 15:36:15,715 INFO L481 AbstractCegarLoop]: Interpolant automaton has 9 states. [2018-12-01 15:36:15,715 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2018-12-01 15:36:15,715 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2018-12-01 15:36:15,719 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 01.12 03:36:15 BoogieIcfgContainer [2018-12-01 15:36:15,719 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2018-12-01 15:36:15,720 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2018-12-01 15:36:15,720 INFO L271 PluginConnector]: Initializing Witness Printer... [2018-12-01 15:36:15,720 INFO L276 PluginConnector]: Witness Printer initialized [2018-12-01 15:36:15,720 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 01.12 03:36:15" (3/4) ... [2018-12-01 15:36:15,723 INFO L144 WitnessPrinter]: Generating witness for correct program [2018-12-01 15:36:15,729 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure ldv_submit_msg [2018-12-01 15:36:15,729 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure ldv_kobject_create [2018-12-01 15:36:15,729 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure ldv_kobject_del [2018-12-01 15:36:15,729 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure ldv_positive [2018-12-01 15:36:15,730 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure __ldv_list_del [2018-12-01 15:36:15,730 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure __bswap_64 [2018-12-01 15:36:15,730 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure ldv_msg_free [2018-12-01 15:36:15,730 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure main [2018-12-01 15:36:15,730 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure ldv_list_del [2018-12-01 15:36:15,730 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure ldv_kref_get [2018-12-01 15:36:15,730 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure ldv_kobject_put [2018-12-01 15:36:15,730 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure ldv_kobject_init [2018-12-01 15:36:15,730 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure ##fun~$Pointer$~TO~VOID [2018-12-01 15:36:15,730 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure ldv_atomic_sub_return [2018-12-01 15:36:15,730 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure ldv_list_add_tail [2018-12-01 15:36:15,731 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure ldv_nonpositive [2018-12-01 15:36:15,731 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure #Ultimate.meminit [2018-12-01 15:36:15,731 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure entry_point [2018-12-01 15:36:15,731 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure ldv_msg_alloc [2018-12-01 15:36:15,731 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure ldv_kobject_init_internal [2018-12-01 15:36:15,731 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure ldv_kref_init [2018-12-01 15:36:15,731 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure ldv_list_add [2018-12-01 15:36:15,731 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure ldv_destroy_msgs [2018-12-01 15:36:15,731 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure ldv_msg_fill [2018-12-01 15:36:15,731 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure ldv_kref_sub [2018-12-01 15:36:15,731 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure #Ultimate.C_memset [2018-12-01 15:36:15,732 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure ldv_atomic_add_return [2018-12-01 15:36:15,732 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure f [2018-12-01 15:36:15,732 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure ldv_kobject_release [2018-12-01 15:36:15,732 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure g [2018-12-01 15:36:15,732 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure __bswap_32 [2018-12-01 15:36:15,732 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure ldv_kobject_cleanup [2018-12-01 15:36:15,732 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure #Ultimate.C_memcpy [2018-12-01 15:36:15,732 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure LDV_INIT_LIST_HEAD [2018-12-01 15:36:15,732 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure __ldv_list_add [2018-12-01 15:36:15,732 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure ULTIMATE.init [2018-12-01 15:36:15,732 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure ldv_malloc [2018-12-01 15:36:15,733 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure ldv_dev_set_drvdata [2018-12-01 15:36:15,733 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure ldv_zalloc [2018-12-01 15:36:15,733 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure ldv_kref_put [2018-12-01 15:36:15,733 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure ldv_kobject_get [2018-12-01 15:36:15,733 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure ldv_dev_get_drvdata [2018-12-01 15:36:15,737 INFO L905 BoogieBacktranslator]: Reduced CFG by removing 34 nodes and edges [2018-12-01 15:36:15,738 INFO L905 BoogieBacktranslator]: Reduced CFG by removing 9 nodes and edges [2018-12-01 15:36:15,738 INFO L905 BoogieBacktranslator]: Reduced CFG by removing 2 nodes and edges [2018-12-01 15:36:15,738 INFO L905 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2018-12-01 15:36:15,738 INFO L905 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2018-12-01 15:36:15,770 INFO L145 WitnessManager]: Wrote witness to /tmp/vcloud-vcloud-master/worker/working_dir_4c8d37cc-9d0d-4cfc-a611-0d22e1e3e93a/bin-2019/uautomizer/witness.graphml [2018-12-01 15:36:15,770 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2018-12-01 15:36:15,771 INFO L168 Benchmark]: Toolchain (without parser) took 1565.21 ms. Allocated memory was 1.0 GB in the beginning and 1.1 GB in the end (delta: 88.1 MB). Free memory was 956.0 MB in the beginning and 853.9 MB in the end (delta: 102.1 MB). Peak memory consumption was 190.2 MB. Max. memory is 11.5 GB. [2018-12-01 15:36:15,772 INFO L168 Benchmark]: CDTParser took 0.11 ms. Allocated memory is still 1.0 GB. Free memory is still 982.3 MB. There was no memory consumed. Max. memory is 11.5 GB. [2018-12-01 15:36:15,772 INFO L168 Benchmark]: CACSL2BoogieTranslator took 341.71 ms. Allocated memory was 1.0 GB in the beginning and 1.1 GB in the end (delta: 88.1 MB). Free memory was 956.0 MB in the beginning and 1.1 GB in the end (delta: -101.4 MB). Peak memory consumption was 36.4 MB. Max. memory is 11.5 GB. [2018-12-01 15:36:15,772 INFO L168 Benchmark]: Boogie Preprocessor took 44.17 ms. Allocated memory is still 1.1 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 7.0 MB). Peak memory consumption was 7.0 MB. Max. memory is 11.5 GB. [2018-12-01 15:36:15,772 INFO L168 Benchmark]: RCFGBuilder took 477.01 ms. Allocated memory is still 1.1 GB. Free memory was 1.1 GB in the beginning and 953.1 MB in the end (delta: 97.2 MB). Peak memory consumption was 97.2 MB. Max. memory is 11.5 GB. [2018-12-01 15:36:15,772 INFO L168 Benchmark]: TraceAbstraction took 647.86 ms. Allocated memory is still 1.1 GB. Free memory was 953.1 MB in the beginning and 860.9 MB in the end (delta: 92.3 MB). Peak memory consumption was 92.3 MB. Max. memory is 11.5 GB. [2018-12-01 15:36:15,773 INFO L168 Benchmark]: Witness Printer took 50.51 ms. Allocated memory is still 1.1 GB. Free memory was 860.9 MB in the beginning and 853.9 MB in the end (delta: 7.0 MB). Peak memory consumption was 7.0 MB. Max. memory is 11.5 GB. [2018-12-01 15:36:15,774 INFO L336 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.11 ms. Allocated memory is still 1.0 GB. Free memory is still 982.3 MB. There was no memory consumed. Max. memory is 11.5 GB. * CACSL2BoogieTranslator took 341.71 ms. Allocated memory was 1.0 GB in the beginning and 1.1 GB in the end (delta: 88.1 MB). Free memory was 956.0 MB in the beginning and 1.1 GB in the end (delta: -101.4 MB). Peak memory consumption was 36.4 MB. Max. memory is 11.5 GB. * Boogie Preprocessor took 44.17 ms. Allocated memory is still 1.1 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 7.0 MB). Peak memory consumption was 7.0 MB. Max. memory is 11.5 GB. * RCFGBuilder took 477.01 ms. Allocated memory is still 1.1 GB. Free memory was 1.1 GB in the beginning and 953.1 MB in the end (delta: 97.2 MB). Peak memory consumption was 97.2 MB. Max. memory is 11.5 GB. * TraceAbstraction took 647.86 ms. Allocated memory is still 1.1 GB. Free memory was 953.1 MB in the beginning and 860.9 MB in the end (delta: 92.3 MB). Peak memory consumption was 92.3 MB. Max. memory is 11.5 GB. * Witness Printer took 50.51 ms. Allocated memory is still 1.1 GB. Free memory was 860.9 MB in the beginning and 853.9 MB in the end (delta: 7.0 MB). Peak memory consumption was 7.0 MB. Max. memory is 11.5 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - PositiveResult [Line: 1294]: pointer dereference always succeeds For all program executions holds that pointer dereference always succeeds at this location - PositiveResult [Line: 1294]: pointer dereference always succeeds For all program executions holds that pointer dereference always succeeds at this location - PositiveResult [Line: 1121]: pointer dereference always succeeds For all program executions holds that pointer dereference always succeeds at this location - PositiveResult [Line: 1121]: pointer dereference always succeeds For all program executions holds that pointer dereference always succeeds at this location - PositiveResult [Line: 1411]: pointer dereference always succeeds For all program executions holds that pointer dereference always succeeds at this location - PositiveResult [Line: 1411]: pointer dereference always succeeds For all program executions holds that pointer dereference always succeeds at this location - PositiveResult [Line: 1179]: pointer dereference always succeeds For all program executions holds that pointer dereference always succeeds at this location - PositiveResult [Line: 1179]: pointer dereference always succeeds For all program executions holds that pointer dereference always succeeds at this location - PositiveResult [Line: 1179]: pointer dereference always succeeds For all program executions holds that pointer dereference always succeeds at this location - PositiveResult [Line: 1179]: pointer dereference always succeeds For all program executions holds that pointer dereference always succeeds at this location - PositiveResult [Line: 1179]: pointer dereference always succeeds For all program executions holds that pointer dereference always succeeds at this location - PositiveResult [Line: 1179]: pointer dereference always succeeds For all program executions holds that pointer dereference always succeeds at this location - PositiveResult [Line: 1156]: pointer dereference always succeeds For all program executions holds that pointer dereference always succeeds at this location - PositiveResult [Line: 1156]: pointer dereference always succeeds For all program executions holds that pointer dereference always succeeds at this location - PositiveResult [Line: 1157]: pointer dereference always succeeds For all program executions holds that pointer dereference always succeeds at this location - PositiveResult [Line: 1157]: pointer dereference always succeeds For all program executions holds that pointer dereference always succeeds at this location - PositiveResult [Line: 1156]: pointer dereference always succeeds For all program executions holds that pointer dereference always succeeds at this location - PositiveResult [Line: 1156]: pointer dereference always succeeds For all program executions holds that pointer dereference always succeeds at this location - PositiveResult [Line: 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: 1256]: 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: 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: 1340]: free always succeeds For all program executions holds that free always succeeds at this location - PositiveResult [Line: 1339]: pointer dereference always succeeds For all program executions holds that pointer dereference always succeeds at this location - PositiveResult [Line: 1339]: pointer dereference always succeeds For all program executions holds that pointer dereference always succeeds at this location - PositiveResult [Line: 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: 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: 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: 1438]: all allocated memory was freed For all program executions holds that all allocated memory was freed at this location - PositiveResult [Line: 1100]: pointer dereference always succeeds For all program executions holds that pointer dereference always succeeds at this location - PositiveResult [Line: 1100]: pointer dereference always succeeds For all program executions holds that pointer dereference always succeeds at this location - PositiveResult [Line: 1099]: pointer dereference always succeeds For all program executions holds that pointer dereference always succeeds at this location - PositiveResult [Line: 1099]: pointer dereference always succeeds For all program executions holds that pointer dereference always succeeds at this location - PositiveResult [Line: 1131]: pointer dereference always succeeds For all program executions holds that pointer dereference always succeeds at this location - PositiveResult [Line: 1131]: pointer dereference always succeeds For all program executions holds that pointer dereference always succeeds at this location - PositiveResult [Line: 1131]: pointer dereference always succeeds For all program executions holds that pointer dereference always succeeds at this location - PositiveResult [Line: 1131]: pointer dereference always succeeds For all program executions holds that pointer dereference always succeeds at this location - PositiveResult [Line: 1110]: pointer dereference always succeeds For all program executions holds that pointer dereference always succeeds at this location - PositiveResult [Line: 1107]: pointer dereference always succeeds For all program executions holds that pointer dereference always succeeds at this location - PositiveResult [Line: 1107]: pointer dereference always succeeds For all program executions holds that pointer dereference always succeeds at this location - PositiveResult [Line: 1109]: pointer dereference always succeeds For all program executions holds that pointer dereference always succeeds at this location - PositiveResult [Line: 1109]: pointer dereference always succeeds For all program executions holds that pointer dereference always succeeds at this location - PositiveResult [Line: 1108]: pointer dereference always succeeds For all program executions holds that pointer dereference always succeeds at this location - PositiveResult [Line: 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: 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: 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: 1435]: free always succeeds For all program executions holds that free always succeeds at this location - PositiveResult [Line: 1435]: 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 43 procedures, 311 locations, 69 error locations. SAFE Result, 0.6s OverallTime, 5 OverallIterations, 1 TraceHistogramMax, 0.1s AutomataDifference, 0.0s DeadEndRemovalTime, 0.0s HoareAnnotationTime, HoareTripleCheckerStatistics: 86 SDtfs, 23 SDslu, 195 SDs, 0 SdLazy, 125 SolverSat, 19 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 0.0s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 35 GetRequests, 10 SyntacticMatches, 1 SemanticMatches, 24 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 17 ImplicationChecksByTransitivity, 0.1s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=93occurred 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, 5 MinimizatonAttempts, 7 StatesRemovedByMinimization, 1 NontrivialMinimizations, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: TraceCheckStatistics: 0.0s SsaConstructionTime, 0.0s SatisfiabilityAnalysisTime, 0.2s InterpolantComputationTime, 75 NumberOfCodeBlocks, 75 NumberOfCodeBlocksAsserted, 5 NumberOfCheckSat, 70 ConstructedInterpolants, 0 QuantifiedInterpolants, 5176 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 5 InterpolantComputations, 5 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...