./Ultimate.py --spec ../../sv-benchmarks/c/properties/valid-memsafety.prp --file ../../sv-benchmarks/c/ldv-memsafety/memleaks_test21_true-valid-memsafety_true-termination.i --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for memory safety (deref-memtrack) Using default analysis Version 0cd3be1d Calling Ultimate with: java -Dosgi.configuration.area=/tmp/vcloud-vcloud-master/worker/working_dir_b677b65f-b7eb-4e63-b501-91216fe726b1/bin-2019/uautomizer/data/config -Xmx12G -Xms1G -jar /tmp/vcloud-vcloud-master/worker/working_dir_b677b65f-b7eb-4e63-b501-91216fe726b1/bin-2019/uautomizer/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/working_dir_b677b65f-b7eb-4e63-b501-91216fe726b1/bin-2019/uautomizer/data -tc /tmp/vcloud-vcloud-master/worker/working_dir_b677b65f-b7eb-4e63-b501-91216fe726b1/bin-2019/uautomizer/config/AutomizerMemDerefMemtrack.xml -i ../../sv-benchmarks/c/ldv-memsafety/memleaks_test21_true-valid-memsafety_true-termination.i -s /tmp/vcloud-vcloud-master/worker/working_dir_b677b65f-b7eb-4e63-b501-91216fe726b1/bin-2019/uautomizer/config/svcomp-DerefFreeMemtrack-32bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/working_dir_b677b65f-b7eb-4e63-b501-91216fe726b1/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 be9287769af70383956c156e3adcbcd15aa73b06 ........................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................ Execution finished normally Writing output log to file Ultimate.log Result: TRUE --- Real Ultimate output --- This is Ultimate 0.1.23-0cd3be1 [2018-11-28 11:40:14,420 INFO L170 SettingsManager]: Resetting all preferences to default values... [2018-11-28 11:40:14,421 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2018-11-28 11:40:14,427 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2018-11-28 11:40:14,427 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2018-11-28 11:40:14,428 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2018-11-28 11:40:14,429 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2018-11-28 11:40:14,430 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2018-11-28 11:40:14,431 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2018-11-28 11:40:14,432 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2018-11-28 11:40:14,432 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2018-11-28 11:40:14,432 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2018-11-28 11:40:14,433 INFO L174 SettingsManager]: Resetting PEA to Boogie preferences to default values [2018-11-28 11:40:14,434 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2018-11-28 11:40:14,434 INFO L174 SettingsManager]: Resetting ChcToBoogie preferences to default values [2018-11-28 11:40:14,435 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2018-11-28 11:40:14,435 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2018-11-28 11:40:14,436 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2018-11-28 11:40:14,437 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2018-11-28 11:40:14,438 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2018-11-28 11:40:14,439 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2018-11-28 11:40:14,440 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2018-11-28 11:40:14,441 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2018-11-28 11:40:14,441 INFO L177 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2018-11-28 11:40:14,442 INFO L174 SettingsManager]: Resetting TreeAutomizer preferences to default values [2018-11-28 11:40:14,442 INFO L174 SettingsManager]: Resetting IcfgTransformer preferences to default values [2018-11-28 11:40:14,443 INFO L174 SettingsManager]: Resetting Boogie Printer preferences to default values [2018-11-28 11:40:14,443 INFO L174 SettingsManager]: Resetting ReqPrinter preferences to default values [2018-11-28 11:40:14,444 INFO L174 SettingsManager]: Resetting Witness Printer preferences to default values [2018-11-28 11:40:14,444 INFO L177 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2018-11-28 11:40:14,444 INFO L174 SettingsManager]: Resetting CDTParser preferences to default values [2018-11-28 11:40:14,445 INFO L177 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2018-11-28 11:40:14,445 INFO L177 SettingsManager]: ReqParser provides no preferences, ignoring... [2018-11-28 11:40:14,445 INFO L174 SettingsManager]: Resetting SmtParser preferences to default values [2018-11-28 11:40:14,445 INFO L174 SettingsManager]: Resetting Witness Parser preferences to default values [2018-11-28 11:40:14,446 INFO L181 SettingsManager]: Finished resetting all preferences to default values... [2018-11-28 11:40:14,446 INFO L98 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/working_dir_b677b65f-b7eb-4e63-b501-91216fe726b1/bin-2019/uautomizer/config/svcomp-DerefFreeMemtrack-32bit-Automizer_Default.epf [2018-11-28 11:40:14,456 INFO L110 SettingsManager]: Loading preferences was successful [2018-11-28 11:40:14,456 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2018-11-28 11:40:14,457 INFO L131 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2018-11-28 11:40:14,457 INFO L133 SettingsManager]: * ... calls to implemented procedures=ONLY_FOR_CONCURRENT_PROGRAMS [2018-11-28 11:40:14,457 INFO L131 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2018-11-28 11:40:14,457 INFO L133 SettingsManager]: * Create parallel compositions if possible=false [2018-11-28 11:40:14,458 INFO L133 SettingsManager]: * Use SBE=true [2018-11-28 11:40:14,458 INFO L131 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2018-11-28 11:40:14,458 INFO L133 SettingsManager]: * sizeof long=4 [2018-11-28 11:40:14,458 INFO L133 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2018-11-28 11:40:14,458 INFO L133 SettingsManager]: * Overapproximate operations on floating types=true [2018-11-28 11:40:14,458 INFO L133 SettingsManager]: * sizeof POINTER=4 [2018-11-28 11:40:14,458 INFO L133 SettingsManager]: * Check division by zero=IGNORE [2018-11-28 11:40:14,459 INFO L133 SettingsManager]: * Check for the main procedure if all allocated memory was freed=true [2018-11-28 11:40:14,459 INFO L133 SettingsManager]: * Bitprecise bitfields=true [2018-11-28 11:40:14,459 INFO L133 SettingsManager]: * SV-COMP memtrack compatibility mode=true [2018-11-28 11:40:14,459 INFO L133 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2018-11-28 11:40:14,459 INFO L133 SettingsManager]: * sizeof long double=12 [2018-11-28 11:40:14,459 INFO L133 SettingsManager]: * Use constant arrays=true [2018-11-28 11:40:14,459 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2018-11-28 11:40:14,460 INFO L133 SettingsManager]: * Size of a code block=SequenceOfStatements [2018-11-28 11:40:14,460 INFO L133 SettingsManager]: * To the following directory=./dump/ [2018-11-28 11:40:14,460 INFO L133 SettingsManager]: * SMT solver=External_DefaultMode [2018-11-28 11:40:14,460 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2018-11-28 11:40:14,460 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2018-11-28 11:40:14,460 INFO L133 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2018-11-28 11:40:14,461 INFO L133 SettingsManager]: * Trace refinement strategy=CAMEL [2018-11-28 11:40:14,461 INFO L133 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2018-11-28 11:40:14,461 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_b677b65f-b7eb-4e63-b501-91216fe726b1/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 -> be9287769af70383956c156e3adcbcd15aa73b06 [2018-11-28 11:40:14,483 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2018-11-28 11:40:14,491 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2018-11-28 11:40:14,493 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2018-11-28 11:40:14,494 INFO L271 PluginConnector]: Initializing CDTParser... [2018-11-28 11:40:14,494 INFO L276 PluginConnector]: CDTParser initialized [2018-11-28 11:40:14,495 INFO L418 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/working_dir_b677b65f-b7eb-4e63-b501-91216fe726b1/bin-2019/uautomizer/../../sv-benchmarks/c/ldv-memsafety/memleaks_test21_true-valid-memsafety_true-termination.i [2018-11-28 11:40:14,531 INFO L221 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_b677b65f-b7eb-4e63-b501-91216fe726b1/bin-2019/uautomizer/data/106d90edc/09db571f11d04c19aac034ebe917d4c6/FLAGb44c5c478 [2018-11-28 11:40:14,966 INFO L307 CDTParser]: Found 1 translation units. [2018-11-28 11:40:14,966 INFO L161 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/working_dir_b677b65f-b7eb-4e63-b501-91216fe726b1/sv-benchmarks/c/ldv-memsafety/memleaks_test21_true-valid-memsafety_true-termination.i [2018-11-28 11:40:14,974 INFO L355 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_b677b65f-b7eb-4e63-b501-91216fe726b1/bin-2019/uautomizer/data/106d90edc/09db571f11d04c19aac034ebe917d4c6/FLAGb44c5c478 [2018-11-28 11:40:14,984 INFO L363 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/working_dir_b677b65f-b7eb-4e63-b501-91216fe726b1/bin-2019/uautomizer/data/106d90edc/09db571f11d04c19aac034ebe917d4c6 [2018-11-28 11:40:14,986 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2018-11-28 11:40:14,986 INFO L131 ToolchainWalker]: Walking toolchain with 5 elements. [2018-11-28 11:40:14,987 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2018-11-28 11:40:14,987 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2018-11-28 11:40:14,990 INFO L276 PluginConnector]: CACSL2BoogieTranslator initialized [2018-11-28 11:40:14,991 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 28.11 11:40:14" (1/1) ... [2018-11-28 11:40:14,993 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@324e9d90 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 11:40:14, skipping insertion in model container [2018-11-28 11:40:14,993 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 28.11 11:40:14" (1/1) ... [2018-11-28 11:40:14,999 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2018-11-28 11:40:15,032 INFO L176 MainTranslator]: Built tables and reachable declarations [2018-11-28 11:40:15,320 INFO L203 PostProcessor]: Analyzing one entry point: main [2018-11-28 11:40:15,332 INFO L191 MainTranslator]: Completed pre-run [2018-11-28 11:40:15,377 INFO L203 PostProcessor]: Analyzing one entry point: main [2018-11-28 11:40:15,415 INFO L195 MainTranslator]: Completed translation [2018-11-28 11:40:15,416 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 11:40:15 WrapperNode [2018-11-28 11:40:15,416 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2018-11-28 11:40:15,417 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2018-11-28 11:40:15,417 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2018-11-28 11:40:15,417 INFO L276 PluginConnector]: Boogie Preprocessor initialized [2018-11-28 11:40:15,425 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 11:40:15" (1/1) ... [2018-11-28 11:40:15,425 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 11:40:15" (1/1) ... [2018-11-28 11:40:15,437 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 11:40:15" (1/1) ... [2018-11-28 11:40:15,437 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 11:40:15" (1/1) ... [2018-11-28 11:40:15,454 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 11:40:15" (1/1) ... [2018-11-28 11:40:15,458 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 11:40:15" (1/1) ... [2018-11-28 11:40:15,462 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 11:40:15" (1/1) ... [2018-11-28 11:40:15,468 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2018-11-28 11:40:15,469 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2018-11-28 11:40:15,469 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2018-11-28 11:40:15,469 INFO L276 PluginConnector]: RCFGBuilder initialized [2018-11-28 11:40:15,469 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 11:40:15" (1/1) ... No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_b677b65f-b7eb-4e63-b501-91216fe726b1/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 [2018-11-28 11:40:15,501 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2018-11-28 11:40:15,502 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2018-11-28 11:40:15,502 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~TO~VOID [2018-11-28 11:40:15,502 INFO L138 BoogieDeclarations]: Found implementation of procedure __bswap_32 [2018-11-28 11:40:15,502 INFO L138 BoogieDeclarations]: Found implementation of procedure __bswap_64 [2018-11-28 11:40:15,502 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_nonpositive [2018-11-28 11:40:15,502 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_positive [2018-11-28 11:40:15,502 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_malloc [2018-11-28 11:40:15,502 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_zalloc [2018-11-28 11:40:15,502 INFO L138 BoogieDeclarations]: Found implementation of procedure LDV_INIT_LIST_HEAD [2018-11-28 11:40:15,502 INFO L138 BoogieDeclarations]: Found implementation of procedure __ldv_list_add [2018-11-28 11:40:15,503 INFO L138 BoogieDeclarations]: Found implementation of procedure __ldv_list_del [2018-11-28 11:40:15,503 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_list_add [2018-11-28 11:40:15,503 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_list_add_tail [2018-11-28 11:40:15,503 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_list_del [2018-11-28 11:40:15,503 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_msg_alloc [2018-11-28 11:40:15,503 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_msg_fill [2018-11-28 11:40:15,503 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_msg_free [2018-11-28 11:40:15,503 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_submit_msg [2018-11-28 11:40:15,503 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_destroy_msgs [2018-11-28 11:40:15,503 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_dev_get_drvdata [2018-11-28 11:40:15,504 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_dev_set_drvdata [2018-11-28 11:40:15,504 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_atomic_add_return [2018-11-28 11:40:15,504 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_atomic_sub_return [2018-11-28 11:40:15,504 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_kref_sub [2018-11-28 11:40:15,504 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_kref_init [2018-11-28 11:40:15,504 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_kref_get [2018-11-28 11:40:15,504 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_kref_put [2018-11-28 11:40:15,504 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_kobject_del [2018-11-28 11:40:15,504 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_kobject_cleanup [2018-11-28 11:40:15,504 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_kobject_release [2018-11-28 11:40:15,504 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_kobject_put [2018-11-28 11:40:15,505 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_kobject_get [2018-11-28 11:40:15,505 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_kobject_init_internal [2018-11-28 11:40:15,505 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_kobject_init [2018-11-28 11:40:15,505 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_kobject_create [2018-11-28 11:40:15,505 INFO L138 BoogieDeclarations]: Found implementation of procedure f [2018-11-28 11:40:15,505 INFO L138 BoogieDeclarations]: Found implementation of procedure g [2018-11-28 11:40:15,505 INFO L138 BoogieDeclarations]: Found implementation of procedure alloc_21 [2018-11-28 11:40:15,505 INFO L138 BoogieDeclarations]: Found implementation of procedure free_21 [2018-11-28 11:40:15,505 INFO L138 BoogieDeclarations]: Found implementation of procedure entry_point [2018-11-28 11:40:15,506 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2018-11-28 11:40:15,506 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset [2018-11-28 11:40:15,506 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.meminit [2018-11-28 11:40:15,506 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy [2018-11-28 11:40:15,506 INFO L130 BoogieDeclarations]: Found specification of procedure __bswap_32 [2018-11-28 11:40:15,506 INFO L130 BoogieDeclarations]: Found specification of procedure __bswap_64 [2018-11-28 11:40:15,506 INFO L130 BoogieDeclarations]: Found specification of procedure __ctype_get_mb_cur_max [2018-11-28 11:40:15,506 INFO L130 BoogieDeclarations]: Found specification of procedure atof [2018-11-28 11:40:15,507 INFO L130 BoogieDeclarations]: Found specification of procedure atoi [2018-11-28 11:40:15,507 INFO L130 BoogieDeclarations]: Found specification of procedure atol [2018-11-28 11:40:15,507 INFO L130 BoogieDeclarations]: Found specification of procedure atoll [2018-11-28 11:40:15,507 INFO L130 BoogieDeclarations]: Found specification of procedure strtod [2018-11-28 11:40:15,507 INFO L130 BoogieDeclarations]: Found specification of procedure strtof [2018-11-28 11:40:15,507 INFO L130 BoogieDeclarations]: Found specification of procedure strtold [2018-11-28 11:40:15,507 INFO L130 BoogieDeclarations]: Found specification of procedure strtol [2018-11-28 11:40:15,507 INFO L130 BoogieDeclarations]: Found specification of procedure strtoul [2018-11-28 11:40:15,507 INFO L130 BoogieDeclarations]: Found specification of procedure strtoq [2018-11-28 11:40:15,508 INFO L130 BoogieDeclarations]: Found specification of procedure strtouq [2018-11-28 11:40:15,508 INFO L130 BoogieDeclarations]: Found specification of procedure strtoll [2018-11-28 11:40:15,508 INFO L130 BoogieDeclarations]: Found specification of procedure strtoull [2018-11-28 11:40:15,508 INFO L130 BoogieDeclarations]: Found specification of procedure l64a [2018-11-28 11:40:15,508 INFO L130 BoogieDeclarations]: Found specification of procedure a64l [2018-11-28 11:40:15,508 INFO L130 BoogieDeclarations]: Found specification of procedure select [2018-11-28 11:40:15,508 INFO L130 BoogieDeclarations]: Found specification of procedure pselect [2018-11-28 11:40:15,508 INFO L130 BoogieDeclarations]: Found specification of procedure gnu_dev_major [2018-11-28 11:40:15,508 INFO L130 BoogieDeclarations]: Found specification of procedure gnu_dev_minor [2018-11-28 11:40:15,509 INFO L130 BoogieDeclarations]: Found specification of procedure gnu_dev_makedev [2018-11-28 11:40:15,509 INFO L130 BoogieDeclarations]: Found specification of procedure random [2018-11-28 11:40:15,509 INFO L130 BoogieDeclarations]: Found specification of procedure srandom [2018-11-28 11:40:15,509 INFO L130 BoogieDeclarations]: Found specification of procedure initstate [2018-11-28 11:40:15,509 INFO L130 BoogieDeclarations]: Found specification of procedure setstate [2018-11-28 11:40:15,509 INFO L130 BoogieDeclarations]: Found specification of procedure random_r [2018-11-28 11:40:15,509 INFO L130 BoogieDeclarations]: Found specification of procedure srandom_r [2018-11-28 11:40:15,509 INFO L130 BoogieDeclarations]: Found specification of procedure initstate_r [2018-11-28 11:40:15,509 INFO L130 BoogieDeclarations]: Found specification of procedure setstate_r [2018-11-28 11:40:15,510 INFO L130 BoogieDeclarations]: Found specification of procedure rand [2018-11-28 11:40:15,510 INFO L130 BoogieDeclarations]: Found specification of procedure srand [2018-11-28 11:40:15,510 INFO L130 BoogieDeclarations]: Found specification of procedure rand_r [2018-11-28 11:40:15,510 INFO L130 BoogieDeclarations]: Found specification of procedure drand48 [2018-11-28 11:40:15,510 INFO L130 BoogieDeclarations]: Found specification of procedure erand48 [2018-11-28 11:40:15,510 INFO L130 BoogieDeclarations]: Found specification of procedure lrand48 [2018-11-28 11:40:15,510 INFO L130 BoogieDeclarations]: Found specification of procedure nrand48 [2018-11-28 11:40:15,510 INFO L130 BoogieDeclarations]: Found specification of procedure mrand48 [2018-11-28 11:40:15,510 INFO L130 BoogieDeclarations]: Found specification of procedure jrand48 [2018-11-28 11:40:15,511 INFO L130 BoogieDeclarations]: Found specification of procedure srand48 [2018-11-28 11:40:15,511 INFO L130 BoogieDeclarations]: Found specification of procedure seed48 [2018-11-28 11:40:15,511 INFO L130 BoogieDeclarations]: Found specification of procedure lcong48 [2018-11-28 11:40:15,511 INFO L130 BoogieDeclarations]: Found specification of procedure drand48_r [2018-11-28 11:40:15,511 INFO L130 BoogieDeclarations]: Found specification of procedure erand48_r [2018-11-28 11:40:15,511 INFO L130 BoogieDeclarations]: Found specification of procedure lrand48_r [2018-11-28 11:40:15,511 INFO L130 BoogieDeclarations]: Found specification of procedure nrand48_r [2018-11-28 11:40:15,511 INFO L130 BoogieDeclarations]: Found specification of procedure mrand48_r [2018-11-28 11:40:15,511 INFO L130 BoogieDeclarations]: Found specification of procedure jrand48_r [2018-11-28 11:40:15,512 INFO L130 BoogieDeclarations]: Found specification of procedure srand48_r [2018-11-28 11:40:15,512 INFO L130 BoogieDeclarations]: Found specification of procedure seed48_r [2018-11-28 11:40:15,512 INFO L130 BoogieDeclarations]: Found specification of procedure lcong48_r [2018-11-28 11:40:15,512 INFO L130 BoogieDeclarations]: Found specification of procedure malloc [2018-11-28 11:40:15,512 INFO L130 BoogieDeclarations]: Found specification of procedure calloc [2018-11-28 11:40:15,512 INFO L130 BoogieDeclarations]: Found specification of procedure realloc [2018-11-28 11:40:15,512 INFO L130 BoogieDeclarations]: Found specification of procedure free [2018-11-28 11:40:15,512 INFO L130 BoogieDeclarations]: Found specification of procedure cfree [2018-11-28 11:40:15,512 INFO L130 BoogieDeclarations]: Found specification of procedure alloca [2018-11-28 11:40:15,512 INFO L130 BoogieDeclarations]: Found specification of procedure valloc [2018-11-28 11:40:15,513 INFO L130 BoogieDeclarations]: Found specification of procedure posix_memalign [2018-11-28 11:40:15,513 INFO L130 BoogieDeclarations]: Found specification of procedure abort [2018-11-28 11:40:15,513 INFO L130 BoogieDeclarations]: Found specification of procedure atexit [2018-11-28 11:40:15,513 INFO L130 BoogieDeclarations]: Found specification of procedure on_exit [2018-11-28 11:40:15,513 INFO L130 BoogieDeclarations]: Found specification of procedure exit [2018-11-28 11:40:15,513 INFO L130 BoogieDeclarations]: Found specification of procedure _Exit [2018-11-28 11:40:15,513 INFO L130 BoogieDeclarations]: Found specification of procedure getenv [2018-11-28 11:40:15,513 INFO L130 BoogieDeclarations]: Found specification of procedure putenv [2018-11-28 11:40:15,513 INFO L130 BoogieDeclarations]: Found specification of procedure setenv [2018-11-28 11:40:15,513 INFO L130 BoogieDeclarations]: Found specification of procedure unsetenv [2018-11-28 11:40:15,514 INFO L130 BoogieDeclarations]: Found specification of procedure clearenv [2018-11-28 11:40:15,514 INFO L130 BoogieDeclarations]: Found specification of procedure mktemp [2018-11-28 11:40:15,514 INFO L130 BoogieDeclarations]: Found specification of procedure mkstemp [2018-11-28 11:40:15,514 INFO L130 BoogieDeclarations]: Found specification of procedure mkstemps [2018-11-28 11:40:15,514 INFO L130 BoogieDeclarations]: Found specification of procedure mkdtemp [2018-11-28 11:40:15,514 INFO L130 BoogieDeclarations]: Found specification of procedure system [2018-11-28 11:40:15,514 INFO L130 BoogieDeclarations]: Found specification of procedure realpath [2018-11-28 11:40:15,514 INFO L130 BoogieDeclarations]: Found specification of procedure bsearch [2018-11-28 11:40:15,514 INFO L130 BoogieDeclarations]: Found specification of procedure qsort [2018-11-28 11:40:15,514 INFO L130 BoogieDeclarations]: Found specification of procedure abs [2018-11-28 11:40:15,515 INFO L130 BoogieDeclarations]: Found specification of procedure labs [2018-11-28 11:40:15,515 INFO L130 BoogieDeclarations]: Found specification of procedure llabs [2018-11-28 11:40:15,515 INFO L130 BoogieDeclarations]: Found specification of procedure div [2018-11-28 11:40:15,515 INFO L130 BoogieDeclarations]: Found specification of procedure ldiv [2018-11-28 11:40:15,515 INFO L130 BoogieDeclarations]: Found specification of procedure lldiv [2018-11-28 11:40:15,515 INFO L130 BoogieDeclarations]: Found specification of procedure ecvt [2018-11-28 11:40:15,515 INFO L130 BoogieDeclarations]: Found specification of procedure fcvt [2018-11-28 11:40:15,515 INFO L130 BoogieDeclarations]: Found specification of procedure gcvt [2018-11-28 11:40:15,515 INFO L130 BoogieDeclarations]: Found specification of procedure qecvt [2018-11-28 11:40:15,516 INFO L130 BoogieDeclarations]: Found specification of procedure qfcvt [2018-11-28 11:40:15,516 INFO L130 BoogieDeclarations]: Found specification of procedure qgcvt [2018-11-28 11:40:15,516 INFO L130 BoogieDeclarations]: Found specification of procedure ecvt_r [2018-11-28 11:40:15,516 INFO L130 BoogieDeclarations]: Found specification of procedure fcvt_r [2018-11-28 11:40:15,516 INFO L130 BoogieDeclarations]: Found specification of procedure qecvt_r [2018-11-28 11:40:15,516 INFO L130 BoogieDeclarations]: Found specification of procedure qfcvt_r [2018-11-28 11:40:15,516 INFO L130 BoogieDeclarations]: Found specification of procedure mblen [2018-11-28 11:40:15,516 INFO L130 BoogieDeclarations]: Found specification of procedure mbtowc [2018-11-28 11:40:15,516 INFO L130 BoogieDeclarations]: Found specification of procedure wctomb [2018-11-28 11:40:15,516 INFO L130 BoogieDeclarations]: Found specification of procedure mbstowcs [2018-11-28 11:40:15,517 INFO L130 BoogieDeclarations]: Found specification of procedure wcstombs [2018-11-28 11:40:15,517 INFO L130 BoogieDeclarations]: Found specification of procedure rpmatch [2018-11-28 11:40:15,517 INFO L130 BoogieDeclarations]: Found specification of procedure getsubopt [2018-11-28 11:40:15,517 INFO L130 BoogieDeclarations]: Found specification of procedure getloadavg [2018-11-28 11:40:15,517 INFO L130 BoogieDeclarations]: Found specification of procedure kfree [2018-11-28 11:40:15,517 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_int [2018-11-28 11:40:15,517 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_pointer [2018-11-28 11:40:15,517 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_nonpositive [2018-11-28 11:40:15,517 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_positive [2018-11-28 11:40:15,517 INFO L130 BoogieDeclarations]: Found specification of procedure memcpy [2018-11-28 11:40:15,518 INFO L130 BoogieDeclarations]: Found specification of procedure memset [2018-11-28 11:40:15,518 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_malloc [2018-11-28 11:40:15,518 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.alloc [2018-11-28 11:40:15,518 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_zalloc [2018-11-28 11:40:15,518 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.meminit [2018-11-28 11:40:15,518 INFO L130 BoogieDeclarations]: Found specification of procedure LDV_INIT_LIST_HEAD [2018-11-28 11:40:15,518 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2018-11-28 11:40:15,518 INFO L130 BoogieDeclarations]: Found specification of procedure __ldv_list_add [2018-11-28 11:40:15,518 INFO L130 BoogieDeclarations]: Found specification of procedure __ldv_list_del [2018-11-28 11:40:15,518 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_list_add [2018-11-28 11:40:15,519 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2018-11-28 11:40:15,519 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_list_add_tail [2018-11-28 11:40:15,519 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_list_del [2018-11-28 11:40:15,519 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_msg_alloc [2018-11-28 11:40:15,519 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_msg_fill [2018-11-28 11:40:15,519 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy [2018-11-28 11:40:15,519 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_msg_free [2018-11-28 11:40:15,519 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2018-11-28 11:40:15,519 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_submit_msg [2018-11-28 11:40:15,519 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_destroy_msgs [2018-11-28 11:40:15,520 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_dev_get_drvdata [2018-11-28 11:40:15,520 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_dev_set_drvdata [2018-11-28 11:40:15,520 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_atomic_add_return [2018-11-28 11:40:15,520 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2018-11-28 11:40:15,520 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2018-11-28 11:40:15,520 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_atomic_sub_return [2018-11-28 11:40:15,520 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_kref_sub [2018-11-28 11:40:15,520 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~TO~VOID [2018-11-28 11:40:15,520 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_kref_init [2018-11-28 11:40:15,520 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_kref_get [2018-11-28 11:40:15,521 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_kref_put [2018-11-28 11:40:15,521 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_kobject_del [2018-11-28 11:40:15,521 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_kobject_cleanup [2018-11-28 11:40:15,521 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_kobject_release [2018-11-28 11:40:15,521 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_kobject_put [2018-11-28 11:40:15,521 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_kobject_get [2018-11-28 11:40:15,521 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_kobject_init_internal [2018-11-28 11:40:15,521 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_kobject_init [2018-11-28 11:40:15,521 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_kobject_create [2018-11-28 11:40:15,521 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset [2018-11-28 11:40:15,522 INFO L130 BoogieDeclarations]: Found specification of procedure f [2018-11-28 11:40:15,522 INFO L130 BoogieDeclarations]: Found specification of procedure g [2018-11-28 11:40:15,522 INFO L130 BoogieDeclarations]: Found specification of procedure alloc_21 [2018-11-28 11:40:15,522 INFO L130 BoogieDeclarations]: Found specification of procedure free_21 [2018-11-28 11:40:15,522 INFO L130 BoogieDeclarations]: Found specification of procedure entry_point [2018-11-28 11:40:15,522 INFO L130 BoogieDeclarations]: Found specification of procedure main [2018-11-28 11:40:15,522 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2018-11-28 11:40:15,522 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$ [2018-11-28 11:40:15,522 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2018-11-28 11:40:15,523 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$ [2018-11-28 11:40:15,523 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$ [2018-11-28 11:40:15,523 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int [2018-11-28 11:40:15,523 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int [2018-11-28 11:40:15,845 WARN L615 $ProcedureCfgBuilder]: Label in the middle of a codeblock. [2018-11-28 11:40:16,025 WARN L615 $ProcedureCfgBuilder]: Label in the middle of a codeblock. [2018-11-28 11:40:16,174 INFO L275 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2018-11-28 11:40:16,174 INFO L280 CfgBuilder]: Removed 1 assue(true) statements. [2018-11-28 11:40:16,174 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 28.11 11:40:16 BoogieIcfgContainer [2018-11-28 11:40:16,174 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2018-11-28 11:40:16,175 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2018-11-28 11:40:16,175 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2018-11-28 11:40:16,178 INFO L276 PluginConnector]: TraceAbstraction initialized [2018-11-28 11:40:16,178 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 28.11 11:40:14" (1/3) ... [2018-11-28 11:40:16,178 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@7ab4d4db and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 28.11 11:40:16, skipping insertion in model container [2018-11-28 11:40:16,178 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 11:40:15" (2/3) ... [2018-11-28 11:40:16,179 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@7ab4d4db and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 28.11 11:40:16, skipping insertion in model container [2018-11-28 11:40:16,179 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 28.11 11:40:16" (3/3) ... [2018-11-28 11:40:16,180 INFO L112 eAbstractionObserver]: Analyzing ICFG memleaks_test21_true-valid-memsafety_true-termination.i [2018-11-28 11:40:16,186 INFO L156 ceAbstractionStarter]: Automizer settings: Hoare:false NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2018-11-28 11:40:16,192 INFO L168 ceAbstractionStarter]: Appying trace abstraction to program that has 69 error locations. [2018-11-28 11:40:16,203 INFO L257 AbstractCegarLoop]: Starting to check reachability of 69 error locations. [2018-11-28 11:40:16,220 INFO L133 ementStrategyFactory]: Using default assertion order modulation [2018-11-28 11:40:16,220 INFO L382 AbstractCegarLoop]: Interprodecural is true [2018-11-28 11:40:16,220 INFO L383 AbstractCegarLoop]: Hoare is false [2018-11-28 11:40:16,220 INFO L384 AbstractCegarLoop]: Compute interpolants for FPandBP [2018-11-28 11:40:16,220 INFO L385 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2018-11-28 11:40:16,220 INFO L386 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2018-11-28 11:40:16,221 INFO L387 AbstractCegarLoop]: Difference is false [2018-11-28 11:40:16,221 INFO L388 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2018-11-28 11:40:16,221 INFO L393 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2018-11-28 11:40:16,233 INFO L276 IsEmpty]: Start isEmpty. Operand 103 states. [2018-11-28 11:40:16,240 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2018-11-28 11:40:16,240 INFO L394 BasicCegarLoop]: Found error trace [2018-11-28 11:40:16,241 INFO L402 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-11-28 11:40:16,243 INFO L423 AbstractCegarLoop]: === Iteration 1 === [ldv_kref_initErr1REQUIRES_VIOLATION, ldv_kref_initErr0REQUIRES_VIOLATION, ldv_list_addErr0REQUIRES_VIOLATION, ldv_list_addErr1REQUIRES_VIOLATION, ldv_kobject_createErr0REQUIRES_VIOLATION, ldv_kobject_createErr1REQUIRES_VIOLATION, ldv_destroy_msgsErr1REQUIRES_VIOLATION, ldv_destroy_msgsErr2REQUIRES_VIOLATION, ldv_destroy_msgsErr3REQUIRES_VIOLATION, ldv_destroy_msgsErr4REQUIRES_VIOLATION, ldv_destroy_msgsErr0REQUIRES_VIOLATION, ldv_destroy_msgsErr5REQUIRES_VIOLATION, ldv_msg_fillErr2REQUIRES_VIOLATION, ldv_msg_fillErr1REQUIRES_VIOLATION, ldv_msg_fillErr0REQUIRES_VIOLATION, ldv_msg_fillErr5REQUIRES_VIOLATION, ldv_msg_fillErr4REQUIRES_VIOLATION, ldv_msg_fillErr3REQUIRES_VIOLATION, ldv_atomic_add_returnErr3REQUIRES_VIOLATION, ldv_atomic_add_returnErr0REQUIRES_VIOLATION, ldv_atomic_add_returnErr1REQUIRES_VIOLATION, ldv_atomic_add_returnErr2REQUIRES_VIOLATION, __ldv_list_delErr1REQUIRES_VIOLATION, __ldv_list_delErr2REQUIRES_VIOLATION, __ldv_list_delErr3REQUIRES_VIOLATION, __ldv_list_delErr0REQUIRES_VIOLATION, ldv_kobject_cleanupErr0REQUIRES_VIOLATION, ldv_kobject_cleanupErr4ASSERT_VIOLATIONMEMORY_FREE, ldv_kobject_cleanupErr5ASSERT_VIOLATIONMEMORY_FREE, ldv_kobject_cleanupErr2ASSERT_VIOLATIONMEMORY_FREE, ldv_kobject_cleanupErr3ASSERT_VIOLATIONMEMORY_FREE, ldv_kobject_cleanupErr1REQUIRES_VIOLATION, ldv_msg_freeErr4ASSERT_VIOLATIONMEMORY_FREE, ldv_msg_freeErr1REQUIRES_VIOLATION, ldv_msg_freeErr5ASSERT_VIOLATIONMEMORY_FREE, ldv_msg_freeErr3ASSERT_VIOLATIONMEMORY_FREE, ldv_msg_freeErr2ASSERT_VIOLATIONMEMORY_FREE, ldv_msg_freeErr0REQUIRES_VIOLATION, mainErr0ENSURES_VIOLATIONMEMORY_LEAK, LDV_INIT_LIST_HEADErr3REQUIRES_VIOLATION, LDV_INIT_LIST_HEADErr0REQUIRES_VIOLATION, LDV_INIT_LIST_HEADErr1REQUIRES_VIOLATION, LDV_INIT_LIST_HEADErr2REQUIRES_VIOLATION, ldv_list_delErr3REQUIRES_VIOLATION, ldv_list_delErr0REQUIRES_VIOLATION, ldv_list_delErr1REQUIRES_VIOLATION, ldv_list_delErr2REQUIRES_VIOLATION, __ldv_list_addErr1REQUIRES_VIOLATION, __ldv_list_addErr6REQUIRES_VIOLATION, __ldv_list_addErr2REQUIRES_VIOLATION, __ldv_list_addErr7REQUIRES_VIOLATION, __ldv_list_addErr4REQUIRES_VIOLATION, __ldv_list_addErr3REQUIRES_VIOLATION, __ldv_list_addErr0REQUIRES_VIOLATION, __ldv_list_addErr5REQUIRES_VIOLATION, free_21Err0ASSERT_VIOLATIONMEMORY_FREE, free_21Err1ASSERT_VIOLATIONMEMORY_FREE, ldv_dev_set_drvdataErr0REQUIRES_VIOLATION, ldv_dev_set_drvdataErr1REQUIRES_VIOLATION, ldv_atomic_sub_returnErr3REQUIRES_VIOLATION, ldv_atomic_sub_returnErr0REQUIRES_VIOLATION, ldv_atomic_sub_returnErr1REQUIRES_VIOLATION, ldv_atomic_sub_returnErr2REQUIRES_VIOLATION, ldv_list_add_tailErr0REQUIRES_VIOLATION, ldv_list_add_tailErr1REQUIRES_VIOLATION, ldv_dev_get_drvdataErr1REQUIRES_VIOLATION, ldv_dev_get_drvdataErr0REQUIRES_VIOLATION, ldv_msg_allocErr1REQUIRES_VIOLATION, ldv_msg_allocErr0REQUIRES_VIOLATION]=== [2018-11-28 11:40:16,247 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-28 11:40:16,247 INFO L82 PathProgramCache]: Analyzing trace with hash -2075141123, now seen corresponding path program 1 times [2018-11-28 11:40:16,248 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-11-28 11:40:16,249 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-11-28 11:40:16,284 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-28 11:40:16,284 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-28 11:40:16,284 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-28 11:40:16,325 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-28 11:40:16,513 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-28 11:40:16,515 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-11-28 11:40:16,515 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [10] imperfect sequences [] total 10 [2018-11-28 11:40:16,518 INFO L459 AbstractCegarLoop]: Interpolant automaton has 11 states [2018-11-28 11:40:16,526 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 11 interpolants. [2018-11-28 11:40:16,527 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=19, Invalid=91, Unknown=0, NotChecked=0, Total=110 [2018-11-28 11:40:16,528 INFO L87 Difference]: Start difference. First operand 103 states. Second operand 11 states. [2018-11-28 11:40:16,642 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-28 11:40:16,642 INFO L93 Difference]: Finished difference Result 48 states and 50 transitions. [2018-11-28 11:40:16,643 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2018-11-28 11:40:16,644 INFO L78 Accepts]: Start accepts. Automaton has 11 states. Word has length 21 [2018-11-28 11:40:16,644 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-28 11:40:16,651 INFO L225 Difference]: With dead ends: 48 [2018-11-28 11:40:16,651 INFO L226 Difference]: Without dead ends: 45 [2018-11-28 11:40:16,653 INFO L631 BasicCegarLoop]: 0 DeclaredPredicates, 13 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 12 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 2 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=33, Invalid=149, Unknown=0, NotChecked=0, Total=182 [2018-11-28 11:40:16,664 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 45 states. [2018-11-28 11:40:16,675 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 45 to 40. [2018-11-28 11:40:16,676 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 40 states. [2018-11-28 11:40:16,677 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 40 states to 40 states and 43 transitions. [2018-11-28 11:40:16,678 INFO L78 Accepts]: Start accepts. Automaton has 40 states and 43 transitions. Word has length 21 [2018-11-28 11:40:16,678 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-28 11:40:16,678 INFO L480 AbstractCegarLoop]: Abstraction has 40 states and 43 transitions. [2018-11-28 11:40:16,679 INFO L481 AbstractCegarLoop]: Interpolant automaton has 11 states. [2018-11-28 11:40:16,679 INFO L276 IsEmpty]: Start isEmpty. Operand 40 states and 43 transitions. [2018-11-28 11:40:16,679 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2018-11-28 11:40:16,679 INFO L394 BasicCegarLoop]: Found error trace [2018-11-28 11:40:16,679 INFO L402 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-11-28 11:40:16,680 INFO L423 AbstractCegarLoop]: === Iteration 2 === [ldv_kref_initErr1REQUIRES_VIOLATION, ldv_kref_initErr0REQUIRES_VIOLATION, ldv_list_addErr0REQUIRES_VIOLATION, ldv_list_addErr1REQUIRES_VIOLATION, ldv_kobject_createErr0REQUIRES_VIOLATION, ldv_kobject_createErr1REQUIRES_VIOLATION, ldv_destroy_msgsErr1REQUIRES_VIOLATION, ldv_destroy_msgsErr2REQUIRES_VIOLATION, ldv_destroy_msgsErr3REQUIRES_VIOLATION, ldv_destroy_msgsErr4REQUIRES_VIOLATION, ldv_destroy_msgsErr0REQUIRES_VIOLATION, ldv_destroy_msgsErr5REQUIRES_VIOLATION, ldv_msg_fillErr2REQUIRES_VIOLATION, ldv_msg_fillErr1REQUIRES_VIOLATION, ldv_msg_fillErr0REQUIRES_VIOLATION, ldv_msg_fillErr5REQUIRES_VIOLATION, ldv_msg_fillErr4REQUIRES_VIOLATION, ldv_msg_fillErr3REQUIRES_VIOLATION, ldv_atomic_add_returnErr3REQUIRES_VIOLATION, ldv_atomic_add_returnErr0REQUIRES_VIOLATION, ldv_atomic_add_returnErr1REQUIRES_VIOLATION, ldv_atomic_add_returnErr2REQUIRES_VIOLATION, __ldv_list_delErr1REQUIRES_VIOLATION, __ldv_list_delErr2REQUIRES_VIOLATION, __ldv_list_delErr3REQUIRES_VIOLATION, __ldv_list_delErr0REQUIRES_VIOLATION, ldv_kobject_cleanupErr0REQUIRES_VIOLATION, ldv_kobject_cleanupErr4ASSERT_VIOLATIONMEMORY_FREE, ldv_kobject_cleanupErr5ASSERT_VIOLATIONMEMORY_FREE, ldv_kobject_cleanupErr2ASSERT_VIOLATIONMEMORY_FREE, ldv_kobject_cleanupErr3ASSERT_VIOLATIONMEMORY_FREE, ldv_kobject_cleanupErr1REQUIRES_VIOLATION, ldv_msg_freeErr4ASSERT_VIOLATIONMEMORY_FREE, ldv_msg_freeErr1REQUIRES_VIOLATION, ldv_msg_freeErr5ASSERT_VIOLATIONMEMORY_FREE, ldv_msg_freeErr3ASSERT_VIOLATIONMEMORY_FREE, ldv_msg_freeErr2ASSERT_VIOLATIONMEMORY_FREE, ldv_msg_freeErr0REQUIRES_VIOLATION, mainErr0ENSURES_VIOLATIONMEMORY_LEAK, LDV_INIT_LIST_HEADErr3REQUIRES_VIOLATION, LDV_INIT_LIST_HEADErr0REQUIRES_VIOLATION, LDV_INIT_LIST_HEADErr1REQUIRES_VIOLATION, LDV_INIT_LIST_HEADErr2REQUIRES_VIOLATION, ldv_list_delErr3REQUIRES_VIOLATION, ldv_list_delErr0REQUIRES_VIOLATION, ldv_list_delErr1REQUIRES_VIOLATION, ldv_list_delErr2REQUIRES_VIOLATION, __ldv_list_addErr1REQUIRES_VIOLATION, __ldv_list_addErr6REQUIRES_VIOLATION, __ldv_list_addErr2REQUIRES_VIOLATION, __ldv_list_addErr7REQUIRES_VIOLATION, __ldv_list_addErr4REQUIRES_VIOLATION, __ldv_list_addErr3REQUIRES_VIOLATION, __ldv_list_addErr0REQUIRES_VIOLATION, __ldv_list_addErr5REQUIRES_VIOLATION, free_21Err0ASSERT_VIOLATIONMEMORY_FREE, free_21Err1ASSERT_VIOLATIONMEMORY_FREE, ldv_dev_set_drvdataErr0REQUIRES_VIOLATION, ldv_dev_set_drvdataErr1REQUIRES_VIOLATION, ldv_atomic_sub_returnErr3REQUIRES_VIOLATION, ldv_atomic_sub_returnErr0REQUIRES_VIOLATION, ldv_atomic_sub_returnErr1REQUIRES_VIOLATION, ldv_atomic_sub_returnErr2REQUIRES_VIOLATION, ldv_list_add_tailErr0REQUIRES_VIOLATION, ldv_list_add_tailErr1REQUIRES_VIOLATION, ldv_dev_get_drvdataErr1REQUIRES_VIOLATION, ldv_dev_get_drvdataErr0REQUIRES_VIOLATION, ldv_msg_allocErr1REQUIRES_VIOLATION, ldv_msg_allocErr0REQUIRES_VIOLATION]=== [2018-11-28 11:40:16,680 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-28 11:40:16,680 INFO L82 PathProgramCache]: Analyzing trace with hash -332330788, now seen corresponding path program 1 times [2018-11-28 11:40:16,680 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-11-28 11:40:16,681 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-11-28 11:40:16,682 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-28 11:40:16,682 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-28 11:40:16,682 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-28 11:40:16,693 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-28 11:40:16,733 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-28 11:40:16,734 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-11-28 11:40:16,734 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2018-11-28 11:40:16,735 INFO L459 AbstractCegarLoop]: Interpolant automaton has 5 states [2018-11-28 11:40:16,735 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2018-11-28 11:40:16,735 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2018-11-28 11:40:16,735 INFO L87 Difference]: Start difference. First operand 40 states and 43 transitions. Second operand 5 states. [2018-11-28 11:40:16,746 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-28 11:40:16,746 INFO L93 Difference]: Finished difference Result 46 states and 49 transitions. [2018-11-28 11:40:16,747 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2018-11-28 11:40:16,747 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 21 [2018-11-28 11:40:16,748 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-28 11:40:16,749 INFO L225 Difference]: With dead ends: 46 [2018-11-28 11:40:16,749 INFO L226 Difference]: Without dead ends: 46 [2018-11-28 11:40:16,749 INFO L631 BasicCegarLoop]: 0 DeclaredPredicates, 5 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2018-11-28 11:40:16,750 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 46 states. [2018-11-28 11:40:16,754 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 46 to 44. [2018-11-28 11:40:16,754 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 44 states. [2018-11-28 11:40:16,755 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 44 states to 44 states and 47 transitions. [2018-11-28 11:40:16,755 INFO L78 Accepts]: Start accepts. Automaton has 44 states and 47 transitions. Word has length 21 [2018-11-28 11:40:16,755 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-28 11:40:16,755 INFO L480 AbstractCegarLoop]: Abstraction has 44 states and 47 transitions. [2018-11-28 11:40:16,755 INFO L481 AbstractCegarLoop]: Interpolant automaton has 5 states. [2018-11-28 11:40:16,756 INFO L276 IsEmpty]: Start isEmpty. Operand 44 states and 47 transitions. [2018-11-28 11:40:16,756 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2018-11-28 11:40:16,756 INFO L394 BasicCegarLoop]: Found error trace [2018-11-28 11:40:16,756 INFO L402 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-11-28 11:40:16,758 INFO L423 AbstractCegarLoop]: === Iteration 3 === [ldv_kref_initErr1REQUIRES_VIOLATION, ldv_kref_initErr0REQUIRES_VIOLATION, ldv_list_addErr0REQUIRES_VIOLATION, ldv_list_addErr1REQUIRES_VIOLATION, ldv_kobject_createErr0REQUIRES_VIOLATION, ldv_kobject_createErr1REQUIRES_VIOLATION, ldv_destroy_msgsErr1REQUIRES_VIOLATION, ldv_destroy_msgsErr2REQUIRES_VIOLATION, ldv_destroy_msgsErr3REQUIRES_VIOLATION, ldv_destroy_msgsErr4REQUIRES_VIOLATION, ldv_destroy_msgsErr0REQUIRES_VIOLATION, ldv_destroy_msgsErr5REQUIRES_VIOLATION, ldv_msg_fillErr2REQUIRES_VIOLATION, ldv_msg_fillErr1REQUIRES_VIOLATION, ldv_msg_fillErr0REQUIRES_VIOLATION, ldv_msg_fillErr5REQUIRES_VIOLATION, ldv_msg_fillErr4REQUIRES_VIOLATION, ldv_msg_fillErr3REQUIRES_VIOLATION, ldv_atomic_add_returnErr3REQUIRES_VIOLATION, ldv_atomic_add_returnErr0REQUIRES_VIOLATION, ldv_atomic_add_returnErr1REQUIRES_VIOLATION, ldv_atomic_add_returnErr2REQUIRES_VIOLATION, __ldv_list_delErr1REQUIRES_VIOLATION, __ldv_list_delErr2REQUIRES_VIOLATION, __ldv_list_delErr3REQUIRES_VIOLATION, __ldv_list_delErr0REQUIRES_VIOLATION, ldv_kobject_cleanupErr0REQUIRES_VIOLATION, ldv_kobject_cleanupErr4ASSERT_VIOLATIONMEMORY_FREE, ldv_kobject_cleanupErr5ASSERT_VIOLATIONMEMORY_FREE, ldv_kobject_cleanupErr2ASSERT_VIOLATIONMEMORY_FREE, ldv_kobject_cleanupErr3ASSERT_VIOLATIONMEMORY_FREE, ldv_kobject_cleanupErr1REQUIRES_VIOLATION, ldv_msg_freeErr4ASSERT_VIOLATIONMEMORY_FREE, ldv_msg_freeErr1REQUIRES_VIOLATION, ldv_msg_freeErr5ASSERT_VIOLATIONMEMORY_FREE, ldv_msg_freeErr3ASSERT_VIOLATIONMEMORY_FREE, ldv_msg_freeErr2ASSERT_VIOLATIONMEMORY_FREE, ldv_msg_freeErr0REQUIRES_VIOLATION, mainErr0ENSURES_VIOLATIONMEMORY_LEAK, LDV_INIT_LIST_HEADErr3REQUIRES_VIOLATION, LDV_INIT_LIST_HEADErr0REQUIRES_VIOLATION, LDV_INIT_LIST_HEADErr1REQUIRES_VIOLATION, LDV_INIT_LIST_HEADErr2REQUIRES_VIOLATION, ldv_list_delErr3REQUIRES_VIOLATION, ldv_list_delErr0REQUIRES_VIOLATION, ldv_list_delErr1REQUIRES_VIOLATION, ldv_list_delErr2REQUIRES_VIOLATION, __ldv_list_addErr1REQUIRES_VIOLATION, __ldv_list_addErr6REQUIRES_VIOLATION, __ldv_list_addErr2REQUIRES_VIOLATION, __ldv_list_addErr7REQUIRES_VIOLATION, __ldv_list_addErr4REQUIRES_VIOLATION, __ldv_list_addErr3REQUIRES_VIOLATION, __ldv_list_addErr0REQUIRES_VIOLATION, __ldv_list_addErr5REQUIRES_VIOLATION, free_21Err0ASSERT_VIOLATIONMEMORY_FREE, free_21Err1ASSERT_VIOLATIONMEMORY_FREE, ldv_dev_set_drvdataErr0REQUIRES_VIOLATION, ldv_dev_set_drvdataErr1REQUIRES_VIOLATION, ldv_atomic_sub_returnErr3REQUIRES_VIOLATION, ldv_atomic_sub_returnErr0REQUIRES_VIOLATION, ldv_atomic_sub_returnErr1REQUIRES_VIOLATION, ldv_atomic_sub_returnErr2REQUIRES_VIOLATION, ldv_list_add_tailErr0REQUIRES_VIOLATION, ldv_list_add_tailErr1REQUIRES_VIOLATION, ldv_dev_get_drvdataErr1REQUIRES_VIOLATION, ldv_dev_get_drvdataErr0REQUIRES_VIOLATION, ldv_msg_allocErr1REQUIRES_VIOLATION, ldv_msg_allocErr0REQUIRES_VIOLATION]=== [2018-11-28 11:40:16,758 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-28 11:40:16,759 INFO L82 PathProgramCache]: Analyzing trace with hash -203248069, now seen corresponding path program 1 times [2018-11-28 11:40:16,759 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-11-28 11:40:16,759 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-11-28 11:40:16,760 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-28 11:40:16,760 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-28 11:40:16,760 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-28 11:40:16,771 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-28 11:40:16,852 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-28 11:40:16,852 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-11-28 11:40:16,852 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2018-11-28 11:40:16,853 INFO L459 AbstractCegarLoop]: Interpolant automaton has 7 states [2018-11-28 11:40:16,853 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2018-11-28 11:40:16,853 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=11, Invalid=31, Unknown=0, NotChecked=0, Total=42 [2018-11-28 11:40:16,853 INFO L87 Difference]: Start difference. First operand 44 states and 47 transitions. Second operand 7 states. [2018-11-28 11:40:16,879 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-28 11:40:16,879 INFO L93 Difference]: Finished difference Result 43 states and 44 transitions. [2018-11-28 11:40:16,879 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2018-11-28 11:40:16,879 INFO L78 Accepts]: Start accepts. Automaton has 7 states. Word has length 21 [2018-11-28 11:40:16,879 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-28 11:40:16,880 INFO L225 Difference]: With dead ends: 43 [2018-11-28 11:40:16,880 INFO L226 Difference]: Without dead ends: 43 [2018-11-28 11:40:16,880 INFO L631 BasicCegarLoop]: 0 DeclaredPredicates, 8 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 6 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=15, Invalid=41, Unknown=0, NotChecked=0, Total=56 [2018-11-28 11:40:16,881 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 43 states. [2018-11-28 11:40:16,883 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 43 to 41. [2018-11-28 11:40:16,883 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 41 states. [2018-11-28 11:40:16,884 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 41 states to 41 states and 42 transitions. [2018-11-28 11:40:16,884 INFO L78 Accepts]: Start accepts. Automaton has 41 states and 42 transitions. Word has length 21 [2018-11-28 11:40:16,884 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-28 11:40:16,884 INFO L480 AbstractCegarLoop]: Abstraction has 41 states and 42 transitions. [2018-11-28 11:40:16,884 INFO L481 AbstractCegarLoop]: Interpolant automaton has 7 states. [2018-11-28 11:40:16,884 INFO L276 IsEmpty]: Start isEmpty. Operand 41 states and 42 transitions. [2018-11-28 11:40:16,885 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2018-11-28 11:40:16,885 INFO L394 BasicCegarLoop]: Found error trace [2018-11-28 11:40:16,885 INFO L402 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-11-28 11:40:16,886 INFO L423 AbstractCegarLoop]: === Iteration 4 === [ldv_kref_initErr1REQUIRES_VIOLATION, ldv_kref_initErr0REQUIRES_VIOLATION, ldv_list_addErr0REQUIRES_VIOLATION, ldv_list_addErr1REQUIRES_VIOLATION, ldv_kobject_createErr0REQUIRES_VIOLATION, ldv_kobject_createErr1REQUIRES_VIOLATION, ldv_destroy_msgsErr1REQUIRES_VIOLATION, ldv_destroy_msgsErr2REQUIRES_VIOLATION, ldv_destroy_msgsErr3REQUIRES_VIOLATION, ldv_destroy_msgsErr4REQUIRES_VIOLATION, ldv_destroy_msgsErr0REQUIRES_VIOLATION, ldv_destroy_msgsErr5REQUIRES_VIOLATION, ldv_msg_fillErr2REQUIRES_VIOLATION, ldv_msg_fillErr1REQUIRES_VIOLATION, ldv_msg_fillErr0REQUIRES_VIOLATION, ldv_msg_fillErr5REQUIRES_VIOLATION, ldv_msg_fillErr4REQUIRES_VIOLATION, ldv_msg_fillErr3REQUIRES_VIOLATION, ldv_atomic_add_returnErr3REQUIRES_VIOLATION, ldv_atomic_add_returnErr0REQUIRES_VIOLATION, ldv_atomic_add_returnErr1REQUIRES_VIOLATION, ldv_atomic_add_returnErr2REQUIRES_VIOLATION, __ldv_list_delErr1REQUIRES_VIOLATION, __ldv_list_delErr2REQUIRES_VIOLATION, __ldv_list_delErr3REQUIRES_VIOLATION, __ldv_list_delErr0REQUIRES_VIOLATION, ldv_kobject_cleanupErr0REQUIRES_VIOLATION, ldv_kobject_cleanupErr4ASSERT_VIOLATIONMEMORY_FREE, ldv_kobject_cleanupErr5ASSERT_VIOLATIONMEMORY_FREE, ldv_kobject_cleanupErr2ASSERT_VIOLATIONMEMORY_FREE, ldv_kobject_cleanupErr3ASSERT_VIOLATIONMEMORY_FREE, ldv_kobject_cleanupErr1REQUIRES_VIOLATION, ldv_msg_freeErr4ASSERT_VIOLATIONMEMORY_FREE, ldv_msg_freeErr1REQUIRES_VIOLATION, ldv_msg_freeErr5ASSERT_VIOLATIONMEMORY_FREE, ldv_msg_freeErr3ASSERT_VIOLATIONMEMORY_FREE, ldv_msg_freeErr2ASSERT_VIOLATIONMEMORY_FREE, ldv_msg_freeErr0REQUIRES_VIOLATION, mainErr0ENSURES_VIOLATIONMEMORY_LEAK, LDV_INIT_LIST_HEADErr3REQUIRES_VIOLATION, LDV_INIT_LIST_HEADErr0REQUIRES_VIOLATION, LDV_INIT_LIST_HEADErr1REQUIRES_VIOLATION, LDV_INIT_LIST_HEADErr2REQUIRES_VIOLATION, ldv_list_delErr3REQUIRES_VIOLATION, ldv_list_delErr0REQUIRES_VIOLATION, ldv_list_delErr1REQUIRES_VIOLATION, ldv_list_delErr2REQUIRES_VIOLATION, __ldv_list_addErr1REQUIRES_VIOLATION, __ldv_list_addErr6REQUIRES_VIOLATION, __ldv_list_addErr2REQUIRES_VIOLATION, __ldv_list_addErr7REQUIRES_VIOLATION, __ldv_list_addErr4REQUIRES_VIOLATION, __ldv_list_addErr3REQUIRES_VIOLATION, __ldv_list_addErr0REQUIRES_VIOLATION, __ldv_list_addErr5REQUIRES_VIOLATION, free_21Err0ASSERT_VIOLATIONMEMORY_FREE, free_21Err1ASSERT_VIOLATIONMEMORY_FREE, ldv_dev_set_drvdataErr0REQUIRES_VIOLATION, ldv_dev_set_drvdataErr1REQUIRES_VIOLATION, ldv_atomic_sub_returnErr3REQUIRES_VIOLATION, ldv_atomic_sub_returnErr0REQUIRES_VIOLATION, ldv_atomic_sub_returnErr1REQUIRES_VIOLATION, ldv_atomic_sub_returnErr2REQUIRES_VIOLATION, ldv_list_add_tailErr0REQUIRES_VIOLATION, ldv_list_add_tailErr1REQUIRES_VIOLATION, ldv_dev_get_drvdataErr1REQUIRES_VIOLATION, ldv_dev_get_drvdataErr0REQUIRES_VIOLATION, ldv_msg_allocErr1REQUIRES_VIOLATION, ldv_msg_allocErr0REQUIRES_VIOLATION]=== [2018-11-28 11:40:16,886 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-28 11:40:16,886 INFO L82 PathProgramCache]: Analyzing trace with hash 95134997, now seen corresponding path program 1 times [2018-11-28 11:40:16,886 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-11-28 11:40:16,886 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-11-28 11:40:16,887 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-28 11:40:16,887 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-28 11:40:16,888 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-28 11:40:16,900 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-28 11:40:16,963 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-28 11:40:16,964 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-11-28 11:40:16,964 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [10] imperfect sequences [] total 10 [2018-11-28 11:40:16,964 INFO L459 AbstractCegarLoop]: Interpolant automaton has 11 states [2018-11-28 11:40:16,964 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 11 interpolants. [2018-11-28 11:40:16,964 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=19, Invalid=91, Unknown=0, NotChecked=0, Total=110 [2018-11-28 11:40:16,965 INFO L87 Difference]: Start difference. First operand 41 states and 42 transitions. Second operand 11 states. [2018-11-28 11:40:17,046 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-28 11:40:17,047 INFO L93 Difference]: Finished difference Result 49 states and 51 transitions. [2018-11-28 11:40:17,047 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2018-11-28 11:40:17,047 INFO L78 Accepts]: Start accepts. Automaton has 11 states. Word has length 22 [2018-11-28 11:40:17,047 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-28 11:40:17,048 INFO L225 Difference]: With dead ends: 49 [2018-11-28 11:40:17,048 INFO L226 Difference]: Without dead ends: 49 [2018-11-28 11:40:17,048 INFO L631 BasicCegarLoop]: 0 DeclaredPredicates, 13 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 12 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 2 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=33, Invalid=149, Unknown=0, NotChecked=0, Total=182 [2018-11-28 11:40:17,048 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 49 states. [2018-11-28 11:40:17,053 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 49 to 49. [2018-11-28 11:40:17,053 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 49 states. [2018-11-28 11:40:17,054 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 49 states to 49 states and 51 transitions. [2018-11-28 11:40:17,054 INFO L78 Accepts]: Start accepts. Automaton has 49 states and 51 transitions. Word has length 22 [2018-11-28 11:40:17,054 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-28 11:40:17,054 INFO L480 AbstractCegarLoop]: Abstraction has 49 states and 51 transitions. [2018-11-28 11:40:17,054 INFO L481 AbstractCegarLoop]: Interpolant automaton has 11 states. [2018-11-28 11:40:17,055 INFO L276 IsEmpty]: Start isEmpty. Operand 49 states and 51 transitions. [2018-11-28 11:40:17,055 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2018-11-28 11:40:17,055 INFO L394 BasicCegarLoop]: Found error trace [2018-11-28 11:40:17,055 INFO L402 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-11-28 11:40:17,056 INFO L423 AbstractCegarLoop]: === Iteration 5 === [ldv_kref_initErr1REQUIRES_VIOLATION, ldv_kref_initErr0REQUIRES_VIOLATION, ldv_list_addErr0REQUIRES_VIOLATION, ldv_list_addErr1REQUIRES_VIOLATION, ldv_kobject_createErr0REQUIRES_VIOLATION, ldv_kobject_createErr1REQUIRES_VIOLATION, ldv_destroy_msgsErr1REQUIRES_VIOLATION, ldv_destroy_msgsErr2REQUIRES_VIOLATION, ldv_destroy_msgsErr3REQUIRES_VIOLATION, ldv_destroy_msgsErr4REQUIRES_VIOLATION, ldv_destroy_msgsErr0REQUIRES_VIOLATION, ldv_destroy_msgsErr5REQUIRES_VIOLATION, ldv_msg_fillErr2REQUIRES_VIOLATION, ldv_msg_fillErr1REQUIRES_VIOLATION, ldv_msg_fillErr0REQUIRES_VIOLATION, ldv_msg_fillErr5REQUIRES_VIOLATION, ldv_msg_fillErr4REQUIRES_VIOLATION, ldv_msg_fillErr3REQUIRES_VIOLATION, ldv_atomic_add_returnErr3REQUIRES_VIOLATION, ldv_atomic_add_returnErr0REQUIRES_VIOLATION, ldv_atomic_add_returnErr1REQUIRES_VIOLATION, ldv_atomic_add_returnErr2REQUIRES_VIOLATION, __ldv_list_delErr1REQUIRES_VIOLATION, __ldv_list_delErr2REQUIRES_VIOLATION, __ldv_list_delErr3REQUIRES_VIOLATION, __ldv_list_delErr0REQUIRES_VIOLATION, ldv_kobject_cleanupErr0REQUIRES_VIOLATION, ldv_kobject_cleanupErr4ASSERT_VIOLATIONMEMORY_FREE, ldv_kobject_cleanupErr5ASSERT_VIOLATIONMEMORY_FREE, ldv_kobject_cleanupErr2ASSERT_VIOLATIONMEMORY_FREE, ldv_kobject_cleanupErr3ASSERT_VIOLATIONMEMORY_FREE, ldv_kobject_cleanupErr1REQUIRES_VIOLATION, ldv_msg_freeErr4ASSERT_VIOLATIONMEMORY_FREE, ldv_msg_freeErr1REQUIRES_VIOLATION, ldv_msg_freeErr5ASSERT_VIOLATIONMEMORY_FREE, ldv_msg_freeErr3ASSERT_VIOLATIONMEMORY_FREE, ldv_msg_freeErr2ASSERT_VIOLATIONMEMORY_FREE, ldv_msg_freeErr0REQUIRES_VIOLATION, mainErr0ENSURES_VIOLATIONMEMORY_LEAK, LDV_INIT_LIST_HEADErr3REQUIRES_VIOLATION, LDV_INIT_LIST_HEADErr0REQUIRES_VIOLATION, LDV_INIT_LIST_HEADErr1REQUIRES_VIOLATION, LDV_INIT_LIST_HEADErr2REQUIRES_VIOLATION, ldv_list_delErr3REQUIRES_VIOLATION, ldv_list_delErr0REQUIRES_VIOLATION, ldv_list_delErr1REQUIRES_VIOLATION, ldv_list_delErr2REQUIRES_VIOLATION, __ldv_list_addErr1REQUIRES_VIOLATION, __ldv_list_addErr6REQUIRES_VIOLATION, __ldv_list_addErr2REQUIRES_VIOLATION, __ldv_list_addErr7REQUIRES_VIOLATION, __ldv_list_addErr4REQUIRES_VIOLATION, __ldv_list_addErr3REQUIRES_VIOLATION, __ldv_list_addErr0REQUIRES_VIOLATION, __ldv_list_addErr5REQUIRES_VIOLATION, free_21Err0ASSERT_VIOLATIONMEMORY_FREE, free_21Err1ASSERT_VIOLATIONMEMORY_FREE, ldv_dev_set_drvdataErr0REQUIRES_VIOLATION, ldv_dev_set_drvdataErr1REQUIRES_VIOLATION, ldv_atomic_sub_returnErr3REQUIRES_VIOLATION, ldv_atomic_sub_returnErr0REQUIRES_VIOLATION, ldv_atomic_sub_returnErr1REQUIRES_VIOLATION, ldv_atomic_sub_returnErr2REQUIRES_VIOLATION, ldv_list_add_tailErr0REQUIRES_VIOLATION, ldv_list_add_tailErr1REQUIRES_VIOLATION, ldv_dev_get_drvdataErr1REQUIRES_VIOLATION, ldv_dev_get_drvdataErr0REQUIRES_VIOLATION, ldv_msg_allocErr1REQUIRES_VIOLATION, ldv_msg_allocErr0REQUIRES_VIOLATION]=== [2018-11-28 11:40:17,056 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-28 11:40:17,056 INFO L82 PathProgramCache]: Analyzing trace with hash -198268010, now seen corresponding path program 1 times [2018-11-28 11:40:17,056 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-11-28 11:40:17,056 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-11-28 11:40:17,058 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-28 11:40:17,058 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-28 11:40:17,058 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-28 11:40:17,065 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-28 11:40:17,092 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-28 11:40:17,092 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-11-28 11:40:17,092 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2018-11-28 11:40:17,096 INFO L459 AbstractCegarLoop]: Interpolant automaton has 5 states [2018-11-28 11:40:17,096 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2018-11-28 11:40:17,096 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2018-11-28 11:40:17,096 INFO L87 Difference]: Start difference. First operand 49 states and 51 transitions. Second operand 5 states. [2018-11-28 11:40:17,113 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-28 11:40:17,113 INFO L93 Difference]: Finished difference Result 40 states and 40 transitions. [2018-11-28 11:40:17,114 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2018-11-28 11:40:17,114 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 22 [2018-11-28 11:40:17,114 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-28 11:40:17,114 INFO L225 Difference]: With dead ends: 40 [2018-11-28 11:40:17,114 INFO L226 Difference]: Without dead ends: 40 [2018-11-28 11:40:17,114 INFO L631 BasicCegarLoop]: 0 DeclaredPredicates, 5 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2018-11-28 11:40:17,115 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 40 states. [2018-11-28 11:40:17,117 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 40 to 40. [2018-11-28 11:40:17,117 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 40 states. [2018-11-28 11:40:17,118 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 40 states to 40 states and 40 transitions. [2018-11-28 11:40:17,118 INFO L78 Accepts]: Start accepts. Automaton has 40 states and 40 transitions. Word has length 22 [2018-11-28 11:40:17,118 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-28 11:40:17,118 INFO L480 AbstractCegarLoop]: Abstraction has 40 states and 40 transitions. [2018-11-28 11:40:17,118 INFO L481 AbstractCegarLoop]: Interpolant automaton has 5 states. [2018-11-28 11:40:17,118 INFO L276 IsEmpty]: Start isEmpty. Operand 40 states and 40 transitions. [2018-11-28 11:40:17,119 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2018-11-28 11:40:17,119 INFO L394 BasicCegarLoop]: Found error trace [2018-11-28 11:40:17,119 INFO L402 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-11-28 11:40:17,119 INFO L423 AbstractCegarLoop]: === Iteration 6 === [ldv_kref_initErr1REQUIRES_VIOLATION, ldv_kref_initErr0REQUIRES_VIOLATION, ldv_list_addErr0REQUIRES_VIOLATION, ldv_list_addErr1REQUIRES_VIOLATION, ldv_kobject_createErr0REQUIRES_VIOLATION, ldv_kobject_createErr1REQUIRES_VIOLATION, ldv_destroy_msgsErr1REQUIRES_VIOLATION, ldv_destroy_msgsErr2REQUIRES_VIOLATION, ldv_destroy_msgsErr3REQUIRES_VIOLATION, ldv_destroy_msgsErr4REQUIRES_VIOLATION, ldv_destroy_msgsErr0REQUIRES_VIOLATION, ldv_destroy_msgsErr5REQUIRES_VIOLATION, ldv_msg_fillErr2REQUIRES_VIOLATION, ldv_msg_fillErr1REQUIRES_VIOLATION, ldv_msg_fillErr0REQUIRES_VIOLATION, ldv_msg_fillErr5REQUIRES_VIOLATION, ldv_msg_fillErr4REQUIRES_VIOLATION, ldv_msg_fillErr3REQUIRES_VIOLATION, ldv_atomic_add_returnErr3REQUIRES_VIOLATION, ldv_atomic_add_returnErr0REQUIRES_VIOLATION, ldv_atomic_add_returnErr1REQUIRES_VIOLATION, ldv_atomic_add_returnErr2REQUIRES_VIOLATION, __ldv_list_delErr1REQUIRES_VIOLATION, __ldv_list_delErr2REQUIRES_VIOLATION, __ldv_list_delErr3REQUIRES_VIOLATION, __ldv_list_delErr0REQUIRES_VIOLATION, ldv_kobject_cleanupErr0REQUIRES_VIOLATION, ldv_kobject_cleanupErr4ASSERT_VIOLATIONMEMORY_FREE, ldv_kobject_cleanupErr5ASSERT_VIOLATIONMEMORY_FREE, ldv_kobject_cleanupErr2ASSERT_VIOLATIONMEMORY_FREE, ldv_kobject_cleanupErr3ASSERT_VIOLATIONMEMORY_FREE, ldv_kobject_cleanupErr1REQUIRES_VIOLATION, ldv_msg_freeErr4ASSERT_VIOLATIONMEMORY_FREE, ldv_msg_freeErr1REQUIRES_VIOLATION, ldv_msg_freeErr5ASSERT_VIOLATIONMEMORY_FREE, ldv_msg_freeErr3ASSERT_VIOLATIONMEMORY_FREE, ldv_msg_freeErr2ASSERT_VIOLATIONMEMORY_FREE, ldv_msg_freeErr0REQUIRES_VIOLATION, mainErr0ENSURES_VIOLATIONMEMORY_LEAK, LDV_INIT_LIST_HEADErr3REQUIRES_VIOLATION, LDV_INIT_LIST_HEADErr0REQUIRES_VIOLATION, LDV_INIT_LIST_HEADErr1REQUIRES_VIOLATION, LDV_INIT_LIST_HEADErr2REQUIRES_VIOLATION, ldv_list_delErr3REQUIRES_VIOLATION, ldv_list_delErr0REQUIRES_VIOLATION, ldv_list_delErr1REQUIRES_VIOLATION, ldv_list_delErr2REQUIRES_VIOLATION, __ldv_list_addErr1REQUIRES_VIOLATION, __ldv_list_addErr6REQUIRES_VIOLATION, __ldv_list_addErr2REQUIRES_VIOLATION, __ldv_list_addErr7REQUIRES_VIOLATION, __ldv_list_addErr4REQUIRES_VIOLATION, __ldv_list_addErr3REQUIRES_VIOLATION, __ldv_list_addErr0REQUIRES_VIOLATION, __ldv_list_addErr5REQUIRES_VIOLATION, free_21Err0ASSERT_VIOLATIONMEMORY_FREE, free_21Err1ASSERT_VIOLATIONMEMORY_FREE, ldv_dev_set_drvdataErr0REQUIRES_VIOLATION, ldv_dev_set_drvdataErr1REQUIRES_VIOLATION, ldv_atomic_sub_returnErr3REQUIRES_VIOLATION, ldv_atomic_sub_returnErr0REQUIRES_VIOLATION, ldv_atomic_sub_returnErr1REQUIRES_VIOLATION, ldv_atomic_sub_returnErr2REQUIRES_VIOLATION, ldv_list_add_tailErr0REQUIRES_VIOLATION, ldv_list_add_tailErr1REQUIRES_VIOLATION, ldv_dev_get_drvdataErr1REQUIRES_VIOLATION, ldv_dev_get_drvdataErr0REQUIRES_VIOLATION, ldv_msg_allocErr1REQUIRES_VIOLATION, ldv_msg_allocErr0REQUIRES_VIOLATION]=== [2018-11-28 11:40:17,120 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-28 11:40:17,120 INFO L82 PathProgramCache]: Analyzing trace with hash -713262650, now seen corresponding path program 1 times [2018-11-28 11:40:17,120 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-11-28 11:40:17,120 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-11-28 11:40:17,121 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-28 11:40:17,121 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-28 11:40:17,121 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-28 11:40:17,127 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-28 11:40:17,141 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-28 11:40:17,141 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-11-28 11:40:17,141 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2018-11-28 11:40:17,141 INFO L459 AbstractCegarLoop]: Interpolant automaton has 3 states [2018-11-28 11:40:17,142 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2018-11-28 11:40:17,142 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2018-11-28 11:40:17,142 INFO L87 Difference]: Start difference. First operand 40 states and 40 transitions. Second operand 3 states. [2018-11-28 11:40:17,164 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-28 11:40:17,164 INFO L93 Difference]: Finished difference Result 43 states and 42 transitions. [2018-11-28 11:40:17,164 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2018-11-28 11:40:17,164 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 25 [2018-11-28 11:40:17,164 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-28 11:40:17,165 INFO L225 Difference]: With dead ends: 43 [2018-11-28 11:40:17,165 INFO L226 Difference]: Without dead ends: 28 [2018-11-28 11:40:17,165 INFO L631 BasicCegarLoop]: 0 DeclaredPredicates, 10 GetRequests, 9 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2018-11-28 11:40:17,165 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 28 states. [2018-11-28 11:40:17,166 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 28 to 28. [2018-11-28 11:40:17,166 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 28 states. [2018-11-28 11:40:17,167 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 28 states to 28 states and 27 transitions. [2018-11-28 11:40:17,167 INFO L78 Accepts]: Start accepts. Automaton has 28 states and 27 transitions. Word has length 25 [2018-11-28 11:40:17,167 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-28 11:40:17,167 INFO L480 AbstractCegarLoop]: Abstraction has 28 states and 27 transitions. [2018-11-28 11:40:17,167 INFO L481 AbstractCegarLoop]: Interpolant automaton has 3 states. [2018-11-28 11:40:17,167 INFO L276 IsEmpty]: Start isEmpty. Operand 28 states and 27 transitions. [2018-11-28 11:40:17,168 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2018-11-28 11:40:17,168 INFO L394 BasicCegarLoop]: Found error trace [2018-11-28 11:40:17,168 INFO L402 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-11-28 11:40:17,168 INFO L423 AbstractCegarLoop]: === Iteration 7 === [ldv_kref_initErr1REQUIRES_VIOLATION, ldv_kref_initErr0REQUIRES_VIOLATION, ldv_list_addErr0REQUIRES_VIOLATION, ldv_list_addErr1REQUIRES_VIOLATION, ldv_kobject_createErr0REQUIRES_VIOLATION, ldv_kobject_createErr1REQUIRES_VIOLATION, ldv_destroy_msgsErr1REQUIRES_VIOLATION, ldv_destroy_msgsErr2REQUIRES_VIOLATION, ldv_destroy_msgsErr3REQUIRES_VIOLATION, ldv_destroy_msgsErr4REQUIRES_VIOLATION, ldv_destroy_msgsErr0REQUIRES_VIOLATION, ldv_destroy_msgsErr5REQUIRES_VIOLATION, ldv_msg_fillErr2REQUIRES_VIOLATION, ldv_msg_fillErr1REQUIRES_VIOLATION, ldv_msg_fillErr0REQUIRES_VIOLATION, ldv_msg_fillErr5REQUIRES_VIOLATION, ldv_msg_fillErr4REQUIRES_VIOLATION, ldv_msg_fillErr3REQUIRES_VIOLATION, ldv_atomic_add_returnErr3REQUIRES_VIOLATION, ldv_atomic_add_returnErr0REQUIRES_VIOLATION, ldv_atomic_add_returnErr1REQUIRES_VIOLATION, ldv_atomic_add_returnErr2REQUIRES_VIOLATION, __ldv_list_delErr1REQUIRES_VIOLATION, __ldv_list_delErr2REQUIRES_VIOLATION, __ldv_list_delErr3REQUIRES_VIOLATION, __ldv_list_delErr0REQUIRES_VIOLATION, ldv_kobject_cleanupErr0REQUIRES_VIOLATION, ldv_kobject_cleanupErr4ASSERT_VIOLATIONMEMORY_FREE, ldv_kobject_cleanupErr5ASSERT_VIOLATIONMEMORY_FREE, ldv_kobject_cleanupErr2ASSERT_VIOLATIONMEMORY_FREE, ldv_kobject_cleanupErr3ASSERT_VIOLATIONMEMORY_FREE, ldv_kobject_cleanupErr1REQUIRES_VIOLATION, ldv_msg_freeErr4ASSERT_VIOLATIONMEMORY_FREE, ldv_msg_freeErr1REQUIRES_VIOLATION, ldv_msg_freeErr5ASSERT_VIOLATIONMEMORY_FREE, ldv_msg_freeErr3ASSERT_VIOLATIONMEMORY_FREE, ldv_msg_freeErr2ASSERT_VIOLATIONMEMORY_FREE, ldv_msg_freeErr0REQUIRES_VIOLATION, mainErr0ENSURES_VIOLATIONMEMORY_LEAK, LDV_INIT_LIST_HEADErr3REQUIRES_VIOLATION, LDV_INIT_LIST_HEADErr0REQUIRES_VIOLATION, LDV_INIT_LIST_HEADErr1REQUIRES_VIOLATION, LDV_INIT_LIST_HEADErr2REQUIRES_VIOLATION, ldv_list_delErr3REQUIRES_VIOLATION, ldv_list_delErr0REQUIRES_VIOLATION, ldv_list_delErr1REQUIRES_VIOLATION, ldv_list_delErr2REQUIRES_VIOLATION, __ldv_list_addErr1REQUIRES_VIOLATION, __ldv_list_addErr6REQUIRES_VIOLATION, __ldv_list_addErr2REQUIRES_VIOLATION, __ldv_list_addErr7REQUIRES_VIOLATION, __ldv_list_addErr4REQUIRES_VIOLATION, __ldv_list_addErr3REQUIRES_VIOLATION, __ldv_list_addErr0REQUIRES_VIOLATION, __ldv_list_addErr5REQUIRES_VIOLATION, free_21Err0ASSERT_VIOLATIONMEMORY_FREE, free_21Err1ASSERT_VIOLATIONMEMORY_FREE, ldv_dev_set_drvdataErr0REQUIRES_VIOLATION, ldv_dev_set_drvdataErr1REQUIRES_VIOLATION, ldv_atomic_sub_returnErr3REQUIRES_VIOLATION, ldv_atomic_sub_returnErr0REQUIRES_VIOLATION, ldv_atomic_sub_returnErr1REQUIRES_VIOLATION, ldv_atomic_sub_returnErr2REQUIRES_VIOLATION, ldv_list_add_tailErr0REQUIRES_VIOLATION, ldv_list_add_tailErr1REQUIRES_VIOLATION, ldv_dev_get_drvdataErr1REQUIRES_VIOLATION, ldv_dev_get_drvdataErr0REQUIRES_VIOLATION, ldv_msg_allocErr1REQUIRES_VIOLATION, ldv_msg_allocErr0REQUIRES_VIOLATION]=== [2018-11-28 11:40:17,168 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-28 11:40:17,168 INFO L82 PathProgramCache]: Analyzing trace with hash -1777379636, now seen corresponding path program 1 times [2018-11-28 11:40:17,168 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-11-28 11:40:17,169 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-11-28 11:40:17,169 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-28 11:40:17,170 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-28 11:40:17,170 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-28 11:40:17,178 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-28 11:40:17,300 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-28 11:40:17,300 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-11-28 11:40:17,300 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [11] imperfect sequences [] total 11 [2018-11-28 11:40:17,301 INFO L459 AbstractCegarLoop]: Interpolant automaton has 12 states [2018-11-28 11:40:17,301 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 12 interpolants. [2018-11-28 11:40:17,301 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=22, Invalid=110, Unknown=0, NotChecked=0, Total=132 [2018-11-28 11:40:17,301 INFO L87 Difference]: Start difference. First operand 28 states and 27 transitions. Second operand 12 states. [2018-11-28 11:40:17,433 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-28 11:40:17,433 INFO L93 Difference]: Finished difference Result 27 states and 26 transitions. [2018-11-28 11:40:17,434 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2018-11-28 11:40:17,434 INFO L78 Accepts]: Start accepts. Automaton has 12 states. Word has length 27 [2018-11-28 11:40:17,434 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-28 11:40:17,434 INFO L225 Difference]: With dead ends: 27 [2018-11-28 11:40:17,434 INFO L226 Difference]: Without dead ends: 0 [2018-11-28 11:40:17,435 INFO L631 BasicCegarLoop]: 0 DeclaredPredicates, 21 GetRequests, 6 SyntacticMatches, 1 SemanticMatches, 14 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 11 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=39, Invalid=201, Unknown=0, NotChecked=0, Total=240 [2018-11-28 11:40:17,435 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2018-11-28 11:40:17,435 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2018-11-28 11:40:17,435 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 0 states. [2018-11-28 11:40:17,435 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2018-11-28 11:40:17,436 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 27 [2018-11-28 11:40:17,436 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-28 11:40:17,436 INFO L480 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2018-11-28 11:40:17,436 INFO L481 AbstractCegarLoop]: Interpolant automaton has 12 states. [2018-11-28 11:40:17,436 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2018-11-28 11:40:17,436 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2018-11-28 11:40:17,444 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 28.11 11:40:17 BoogieIcfgContainer [2018-11-28 11:40:17,444 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2018-11-28 11:40:17,444 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2018-11-28 11:40:17,444 INFO L271 PluginConnector]: Initializing Witness Printer... [2018-11-28 11:40:17,444 INFO L276 PluginConnector]: Witness Printer initialized [2018-11-28 11:40:17,445 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 28.11 11:40:16" (3/4) ... [2018-11-28 11:40:17,447 INFO L144 WitnessPrinter]: Generating witness for correct program [2018-11-28 11:40:17,453 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure ldv_submit_msg [2018-11-28 11:40:17,453 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure ldv_kobject_create [2018-11-28 11:40:17,453 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure alloc_21 [2018-11-28 11:40:17,453 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure ldv_kobject_del [2018-11-28 11:40:17,453 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure ldv_positive [2018-11-28 11:40:17,453 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure __ldv_list_del [2018-11-28 11:40:17,453 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure __bswap_64 [2018-11-28 11:40:17,453 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure ldv_msg_free [2018-11-28 11:40:17,453 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure main [2018-11-28 11:40:17,453 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure ldv_list_del [2018-11-28 11:40:17,454 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure ldv_kref_get [2018-11-28 11:40:17,454 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure ldv_kobject_put [2018-11-28 11:40:17,454 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure ldv_kobject_init [2018-11-28 11:40:17,454 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure ##fun~$Pointer$~TO~VOID [2018-11-28 11:40:17,454 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure ldv_atomic_sub_return [2018-11-28 11:40:17,454 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure ldv_list_add_tail [2018-11-28 11:40:17,454 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure ldv_nonpositive [2018-11-28 11:40:17,454 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure #Ultimate.meminit [2018-11-28 11:40:17,454 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure entry_point [2018-11-28 11:40:17,454 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure ldv_msg_alloc [2018-11-28 11:40:17,454 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure ldv_kobject_init_internal [2018-11-28 11:40:17,455 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure ldv_kref_init [2018-11-28 11:40:17,455 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure ldv_list_add [2018-11-28 11:40:17,455 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure ldv_destroy_msgs [2018-11-28 11:40:17,455 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure ldv_msg_fill [2018-11-28 11:40:17,455 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure ldv_kref_sub [2018-11-28 11:40:17,455 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure #Ultimate.C_memset [2018-11-28 11:40:17,455 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure ldv_atomic_add_return [2018-11-28 11:40:17,455 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure f [2018-11-28 11:40:17,455 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure ldv_kobject_release [2018-11-28 11:40:17,455 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure g [2018-11-28 11:40:17,455 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure __bswap_32 [2018-11-28 11:40:17,456 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure ldv_kobject_cleanup [2018-11-28 11:40:17,456 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure #Ultimate.C_memcpy [2018-11-28 11:40:17,456 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure LDV_INIT_LIST_HEAD [2018-11-28 11:40:17,456 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure __ldv_list_add [2018-11-28 11:40:17,456 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure free_21 [2018-11-28 11:40:17,456 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure ULTIMATE.init [2018-11-28 11:40:17,456 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure ldv_malloc [2018-11-28 11:40:17,456 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure ldv_dev_set_drvdata [2018-11-28 11:40:17,456 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure ldv_zalloc [2018-11-28 11:40:17,456 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure ldv_kref_put [2018-11-28 11:40:17,456 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure ldv_kobject_get [2018-11-28 11:40:17,457 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure ldv_dev_get_drvdata [2018-11-28 11:40:17,461 INFO L905 BoogieBacktranslator]: Reduced CFG by removing 37 nodes and edges [2018-11-28 11:40:17,462 INFO L905 BoogieBacktranslator]: Reduced CFG by removing 9 nodes and edges [2018-11-28 11:40:17,465 INFO L905 BoogieBacktranslator]: Reduced CFG by removing 2 nodes and edges [2018-11-28 11:40:17,465 INFO L905 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2018-11-28 11:40:17,465 INFO L905 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2018-11-28 11:40:17,505 INFO L145 WitnessManager]: Wrote witness to /tmp/vcloud-vcloud-master/worker/working_dir_b677b65f-b7eb-4e63-b501-91216fe726b1/bin-2019/uautomizer/witness.graphml [2018-11-28 11:40:17,505 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2018-11-28 11:40:17,506 INFO L168 Benchmark]: Toolchain (without parser) took 2519.89 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 123.2 MB). Free memory was 956.0 MB in the beginning and 792.2 MB in the end (delta: 163.8 MB). Peak memory consumption was 287.0 MB. Max. memory is 11.5 GB. [2018-11-28 11:40:17,507 INFO L168 Benchmark]: CDTParser took 0.10 ms. Allocated memory is still 1.0 GB. Free memory is still 985.0 MB. There was no memory consumed. Max. memory is 11.5 GB. [2018-11-28 11:40:17,507 INFO L168 Benchmark]: CACSL2BoogieTranslator took 429.20 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 123.2 MB). Free memory was 956.0 MB in the beginning and 1.1 GB in the end (delta: -140.3 MB). Peak memory consumption was 33.1 MB. Max. memory is 11.5 GB. [2018-11-28 11:40:17,507 INFO L168 Benchmark]: Boogie Preprocessor took 51.79 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 3.5 MB). Peak memory consumption was 3.5 MB. Max. memory is 11.5 GB. [2018-11-28 11:40:17,508 INFO L168 Benchmark]: RCFGBuilder took 705.95 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 986.8 MB in the end (delta: 106.0 MB). Peak memory consumption was 106.0 MB. Max. memory is 11.5 GB. [2018-11-28 11:40:17,508 INFO L168 Benchmark]: TraceAbstraction took 1268.86 ms. Allocated memory is still 1.2 GB. Free memory was 986.8 MB in the beginning and 799.1 MB in the end (delta: 187.6 MB). Peak memory consumption was 187.6 MB. Max. memory is 11.5 GB. [2018-11-28 11:40:17,508 INFO L168 Benchmark]: Witness Printer took 60.96 ms. Allocated memory is still 1.2 GB. Free memory was 799.1 MB in the beginning and 792.2 MB in the end (delta: 7.0 MB). Peak memory consumption was 7.0 MB. Max. memory is 11.5 GB. [2018-11-28 11:40:17,511 INFO L336 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.10 ms. Allocated memory is still 1.0 GB. Free memory is still 985.0 MB. There was no memory consumed. Max. memory is 11.5 GB. * CACSL2BoogieTranslator took 429.20 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 123.2 MB). Free memory was 956.0 MB in the beginning and 1.1 GB in the end (delta: -140.3 MB). Peak memory consumption was 33.1 MB. Max. memory is 11.5 GB. * Boogie Preprocessor took 51.79 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 3.5 MB). Peak memory consumption was 3.5 MB. Max. memory is 11.5 GB. * RCFGBuilder took 705.95 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 986.8 MB in the end (delta: 106.0 MB). Peak memory consumption was 106.0 MB. Max. memory is 11.5 GB. * TraceAbstraction took 1268.86 ms. Allocated memory is still 1.2 GB. Free memory was 986.8 MB in the beginning and 799.1 MB in the end (delta: 187.6 MB). Peak memory consumption was 187.6 MB. Max. memory is 11.5 GB. * Witness Printer took 60.96 ms. Allocated memory is still 1.2 GB. Free memory was 799.1 MB in the beginning and 792.2 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: 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: 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: 1258]: 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: 1115]: pointer dereference always succeeds For all program executions holds that pointer dereference always succeeds at this location - PositiveResult [Line: 1339]: pointer dereference always succeeds For all program executions holds that pointer dereference always succeeds at this location - PositiveResult [Line: 1344]: free always succeeds For all program executions holds that free always succeeds at this location - PositiveResult [Line: 1344]: free always succeeds For all program executions holds that free always succeeds at this location - PositiveResult [Line: 1340]: free always succeeds For all program executions holds that free always succeeds at this location - PositiveResult [Line: 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: 1164]: free always succeeds For all program executions holds that free always succeeds at this location - PositiveResult [Line: 1163]: pointer dereference always succeeds For all program executions holds that pointer dereference always succeeds at this location - PositiveResult [Line: 1164]: free always succeeds For all program executions holds that free always succeeds at this location - PositiveResult [Line: 1163]: free always succeeds For all program executions holds that free always succeeds at this location - PositiveResult [Line: 1163]: 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: 1462]: all allocated memory was freed For all program executions holds that all allocated memory was freed at this location - PositiveResult [Line: 1100]: pointer dereference always succeeds For all program executions holds that pointer dereference always succeeds at this location - PositiveResult [Line: 1099]: pointer dereference always succeeds For all program executions holds that pointer dereference always succeeds at this location - PositiveResult [Line: 1099]: pointer dereference always succeeds For all program executions holds that pointer dereference always succeeds at this location - PositiveResult [Line: 1100]: pointer dereference always succeeds For all program executions holds that pointer dereference always succeeds at this location - PositiveResult [Line: 1131]: pointer dereference always succeeds For all program executions holds that pointer dereference always succeeds at this location - PositiveResult [Line: 1131]: pointer dereference always succeeds For all program executions holds that pointer dereference always succeeds at this location - PositiveResult [Line: 1131]: pointer dereference always succeeds For all program executions holds that pointer dereference always succeeds at this location - PositiveResult [Line: 1131]: pointer dereference always succeeds For all program executions holds that pointer dereference always succeeds at this location - PositiveResult [Line: 1107]: pointer dereference always succeeds For all program executions holds that pointer dereference always succeeds at this location - PositiveResult [Line: 1110]: pointer dereference always succeeds For all program executions holds that pointer dereference always succeeds at this location - PositiveResult [Line: 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: 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: 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: 1453]: free always succeeds For all program executions holds that free always succeeds at this location - PositiveResult [Line: 1453]: free always succeeds For all program executions holds that free always succeeds at this location - PositiveResult [Line: 1198]: pointer dereference always succeeds For all program executions holds that pointer dereference always succeeds at this location - PositiveResult [Line: 1198]: pointer dereference always succeeds For all program executions holds that pointer dereference always succeeds at this location - PositiveResult [Line: 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: 1267]: pointer dereference always succeeds For all program executions holds that pointer dereference always succeeds at this location - PositiveResult [Line: 1126]: pointer dereference always succeeds For all program executions holds that pointer dereference always succeeds at this location - PositiveResult [Line: 1126]: pointer dereference always succeeds For all program executions holds that pointer dereference always succeeds at this location - PositiveResult [Line: 1193]: pointer dereference always succeeds For all program executions holds that pointer dereference always succeeds at this location - PositiveResult [Line: 1193]: pointer dereference always succeeds For all program executions holds that pointer dereference always succeeds at this location - PositiveResult [Line: 1146]: pointer dereference always succeeds For all program executions holds that pointer dereference always succeeds at this location - PositiveResult [Line: 1146]: pointer dereference always succeeds For all program executions holds that pointer dereference always succeeds at this location - AllSpecificationsHoldResult: All specifications hold 69 specifications checked. All of them hold - StatisticsResult: Ultimate Automizer benchmark data CFG has 45 procedures, 321 locations, 69 error locations. SAFE Result, 1.2s OverallTime, 7 OverallIterations, 1 TraceHistogramMax, 0.4s AutomataDifference, 0.0s DeadEndRemovalTime, 0.0s HoareAnnotationTime, HoareTripleCheckerStatistics: 200 SDtfs, 51 SDslu, 860 SDs, 0 SdLazy, 411 SolverSat, 8 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 0.2s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 75 GetRequests, 23 SyntacticMatches, 1 SemanticMatches, 51 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 15 ImplicationChecksByTransitivity, 0.4s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=103occurred in iteration=0, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s AbstIntTime, 0 AbstIntIterations, 0 AbstIntStrong, NaN AbsIntWeakeningRatio, NaN AbsIntAvgWeakeningVarsNumRemoved, NaN AbsIntAvgWeakenedConjuncts, 0.0s DumpTime, AutomataMinimizationStatistics: 0.0s AutomataMinimizationTime, 7 MinimizatonAttempts, 9 StatesRemovedByMinimization, 3 NontrivialMinimizations, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: TraceCheckStatistics: 0.0s SsaConstructionTime, 0.0s SatisfiabilityAnalysisTime, 0.5s InterpolantComputationTime, 159 NumberOfCodeBlocks, 159 NumberOfCodeBlocksAsserted, 7 NumberOfCheckSat, 152 ConstructedInterpolants, 0 QuantifiedInterpolants, 12278 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 7 InterpolantComputations, 7 PerfectInterpolantSequences, 0/0 InterpolantCoveringCapability, InvariantSynthesisStatistics: No data available, InterpolantConsolidationStatistics: No data available, ReuseStatistics: No data available RESULT: Ultimate proved your program to be correct! Received shutdown request...