./Ultimate.py --spec ../../sv-benchmarks/c/properties/valid-memsafety.prp --file ../../sv-benchmarks/c/ldv-memsafety/memleaks_test9_1_false-valid-memtrack_true-termination.i --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for memory safety (deref-memtrack) Using default analysis Version 635dfa2a Calling Ultimate with: java -Dosgi.configuration.area=/tmp/vcloud-vcloud-master/worker/working_dir_b0a9da85-e1d4-418c-a506-f06473c78701/bin-2019/uautomizer/data/config -Xmx12G -Xms1G -jar /tmp/vcloud-vcloud-master/worker/working_dir_b0a9da85-e1d4-418c-a506-f06473c78701/bin-2019/uautomizer/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/working_dir_b0a9da85-e1d4-418c-a506-f06473c78701/bin-2019/uautomizer/data -tc /tmp/vcloud-vcloud-master/worker/working_dir_b0a9da85-e1d4-418c-a506-f06473c78701/bin-2019/uautomizer/config/AutomizerMemDerefMemtrack.xml -i ../../sv-benchmarks/c/ldv-memsafety/memleaks_test9_1_false-valid-memtrack_true-termination.i -s /tmp/vcloud-vcloud-master/worker/working_dir_b0a9da85-e1d4-418c-a506-f06473c78701/bin-2019/uautomizer/config/svcomp-DerefFreeMemtrack-32bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/working_dir_b0a9da85-e1d4-418c-a506-f06473c78701/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 56c8039fadf202d7112858f8720c1e992482ac73 ...................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... Execution finished normally Using bit-precise analysis Retrying with bit-precise analysis Calling Ultimate with: java -Dosgi.configuration.area=/tmp/vcloud-vcloud-master/worker/working_dir_b0a9da85-e1d4-418c-a506-f06473c78701/bin-2019/uautomizer/data/config -Xmx12G -Xms1G -jar /tmp/vcloud-vcloud-master/worker/working_dir_b0a9da85-e1d4-418c-a506-f06473c78701/bin-2019/uautomizer/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/working_dir_b0a9da85-e1d4-418c-a506-f06473c78701/bin-2019/uautomizer/data -tc /tmp/vcloud-vcloud-master/worker/working_dir_b0a9da85-e1d4-418c-a506-f06473c78701/bin-2019/uautomizer/config/AutomizerMemDerefMemtrack.xml -i ../../sv-benchmarks/c/ldv-memsafety/memleaks_test9_1_false-valid-memtrack_true-termination.i -s /tmp/vcloud-vcloud-master/worker/working_dir_b0a9da85-e1d4-418c-a506-f06473c78701/bin-2019/uautomizer/config/svcomp-DerefFreeMemtrack-32bit-Automizer_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/working_dir_b0a9da85-e1d4-418c-a506-f06473c78701/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 56c8039fadf202d7112858f8720c1e992482ac73 .............................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................. Execution finished normally Writing output log to file Ultimate.log Result: UNKNOWN: Overapproximated counterexample --- Real Ultimate output --- This is Ultimate 0.1.23-635dfa2 [2018-12-02 09:33:44,877 INFO L170 SettingsManager]: Resetting all preferences to default values... [2018-12-02 09:33:44,878 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2018-12-02 09:33:44,886 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2018-12-02 09:33:44,887 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2018-12-02 09:33:44,887 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2018-12-02 09:33:44,888 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2018-12-02 09:33:44,889 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2018-12-02 09:33:44,890 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2018-12-02 09:33:44,891 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2018-12-02 09:33:44,892 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2018-12-02 09:33:44,892 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2018-12-02 09:33:44,893 INFO L174 SettingsManager]: Resetting PEA to Boogie preferences to default values [2018-12-02 09:33:44,893 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2018-12-02 09:33:44,894 INFO L174 SettingsManager]: Resetting ChcToBoogie preferences to default values [2018-12-02 09:33:44,895 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2018-12-02 09:33:44,895 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2018-12-02 09:33:44,897 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2018-12-02 09:33:44,898 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2018-12-02 09:33:44,899 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2018-12-02 09:33:44,900 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2018-12-02 09:33:44,901 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2018-12-02 09:33:44,902 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2018-12-02 09:33:44,902 INFO L177 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2018-12-02 09:33:44,903 INFO L174 SettingsManager]: Resetting TreeAutomizer preferences to default values [2018-12-02 09:33:44,903 INFO L174 SettingsManager]: Resetting IcfgTransformer preferences to default values [2018-12-02 09:33:44,904 INFO L174 SettingsManager]: Resetting Boogie Printer preferences to default values [2018-12-02 09:33:44,905 INFO L174 SettingsManager]: Resetting ReqPrinter preferences to default values [2018-12-02 09:33:44,905 INFO L174 SettingsManager]: Resetting Witness Printer preferences to default values [2018-12-02 09:33:44,906 INFO L177 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2018-12-02 09:33:44,906 INFO L174 SettingsManager]: Resetting CDTParser preferences to default values [2018-12-02 09:33:44,907 INFO L177 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2018-12-02 09:33:44,907 INFO L177 SettingsManager]: ReqParser provides no preferences, ignoring... [2018-12-02 09:33:44,907 INFO L174 SettingsManager]: Resetting SmtParser preferences to default values [2018-12-02 09:33:44,907 INFO L174 SettingsManager]: Resetting Witness Parser preferences to default values [2018-12-02 09:33:44,908 INFO L181 SettingsManager]: Finished resetting all preferences to default values... [2018-12-02 09:33:44,908 INFO L98 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/working_dir_b0a9da85-e1d4-418c-a506-f06473c78701/bin-2019/uautomizer/config/svcomp-DerefFreeMemtrack-32bit-Automizer_Default.epf [2018-12-02 09:33:44,918 INFO L110 SettingsManager]: Loading preferences was successful [2018-12-02 09:33:44,918 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2018-12-02 09:33:44,919 INFO L131 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2018-12-02 09:33:44,919 INFO L133 SettingsManager]: * ... calls to implemented procedures=ONLY_FOR_CONCURRENT_PROGRAMS [2018-12-02 09:33:44,920 INFO L131 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2018-12-02 09:33:44,920 INFO L133 SettingsManager]: * Create parallel compositions if possible=false [2018-12-02 09:33:44,920 INFO L133 SettingsManager]: * Use SBE=true [2018-12-02 09:33:44,920 INFO L131 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2018-12-02 09:33:44,920 INFO L133 SettingsManager]: * sizeof long=4 [2018-12-02 09:33:44,920 INFO L133 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2018-12-02 09:33:44,921 INFO L133 SettingsManager]: * Overapproximate operations on floating types=true [2018-12-02 09:33:44,921 INFO L133 SettingsManager]: * sizeof POINTER=4 [2018-12-02 09:33:44,921 INFO L133 SettingsManager]: * Check division by zero=IGNORE [2018-12-02 09:33:44,921 INFO L133 SettingsManager]: * Check for the main procedure if all allocated memory was freed=true [2018-12-02 09:33:44,921 INFO L133 SettingsManager]: * Bitprecise bitfields=true [2018-12-02 09:33:44,921 INFO L133 SettingsManager]: * SV-COMP memtrack compatibility mode=true [2018-12-02 09:33:44,921 INFO L133 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2018-12-02 09:33:44,921 INFO L133 SettingsManager]: * sizeof long double=12 [2018-12-02 09:33:44,922 INFO L133 SettingsManager]: * Use constant arrays=true [2018-12-02 09:33:44,922 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2018-12-02 09:33:44,922 INFO L133 SettingsManager]: * Size of a code block=SequenceOfStatements [2018-12-02 09:33:44,922 INFO L133 SettingsManager]: * To the following directory=./dump/ [2018-12-02 09:33:44,922 INFO L133 SettingsManager]: * SMT solver=External_DefaultMode [2018-12-02 09:33:44,922 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2018-12-02 09:33:44,922 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2018-12-02 09:33:44,922 INFO L133 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2018-12-02 09:33:44,923 INFO L133 SettingsManager]: * Trace refinement strategy=CAMEL [2018-12-02 09:33:44,923 INFO L133 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2018-12-02 09:33:44,923 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_b0a9da85-e1d4-418c-a506-f06473c78701/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 -> 56c8039fadf202d7112858f8720c1e992482ac73 [2018-12-02 09:33:44,944 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2018-12-02 09:33:44,952 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2018-12-02 09:33:44,954 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2018-12-02 09:33:44,954 INFO L271 PluginConnector]: Initializing CDTParser... [2018-12-02 09:33:44,955 INFO L276 PluginConnector]: CDTParser initialized [2018-12-02 09:33:44,955 INFO L418 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/working_dir_b0a9da85-e1d4-418c-a506-f06473c78701/bin-2019/uautomizer/../../sv-benchmarks/c/ldv-memsafety/memleaks_test9_1_false-valid-memtrack_true-termination.i [2018-12-02 09:33:44,992 INFO L221 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_b0a9da85-e1d4-418c-a506-f06473c78701/bin-2019/uautomizer/data/536f26931/4c2507cf9e1b49928a2180a839309ffe/FLAG23f7c3b91 [2018-12-02 09:33:45,397 INFO L307 CDTParser]: Found 1 translation units. [2018-12-02 09:33:45,397 INFO L161 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/working_dir_b0a9da85-e1d4-418c-a506-f06473c78701/sv-benchmarks/c/ldv-memsafety/memleaks_test9_1_false-valid-memtrack_true-termination.i [2018-12-02 09:33:45,405 INFO L355 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_b0a9da85-e1d4-418c-a506-f06473c78701/bin-2019/uautomizer/data/536f26931/4c2507cf9e1b49928a2180a839309ffe/FLAG23f7c3b91 [2018-12-02 09:33:45,413 INFO L363 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/working_dir_b0a9da85-e1d4-418c-a506-f06473c78701/bin-2019/uautomizer/data/536f26931/4c2507cf9e1b49928a2180a839309ffe [2018-12-02 09:33:45,415 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2018-12-02 09:33:45,416 INFO L131 ToolchainWalker]: Walking toolchain with 5 elements. [2018-12-02 09:33:45,417 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2018-12-02 09:33:45,417 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2018-12-02 09:33:45,420 INFO L276 PluginConnector]: CACSL2BoogieTranslator initialized [2018-12-02 09:33:45,421 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 02.12 09:33:45" (1/1) ... [2018-12-02 09:33:45,423 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@461c4b29 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 09:33:45, skipping insertion in model container [2018-12-02 09:33:45,423 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 02.12 09:33:45" (1/1) ... [2018-12-02 09:33:45,428 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2018-12-02 09:33:45,457 INFO L176 MainTranslator]: Built tables and reachable declarations [2018-12-02 09:33:45,697 INFO L203 PostProcessor]: Analyzing one entry point: main [2018-12-02 09:33:45,709 INFO L191 MainTranslator]: Completed pre-run [2018-12-02 09:33:45,743 INFO L203 PostProcessor]: Analyzing one entry point: main [2018-12-02 09:33:45,781 INFO L195 MainTranslator]: Completed translation [2018-12-02 09:33:45,781 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 09:33:45 WrapperNode [2018-12-02 09:33:45,782 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2018-12-02 09:33:45,782 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2018-12-02 09:33:45,782 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2018-12-02 09:33:45,782 INFO L276 PluginConnector]: Boogie Preprocessor initialized [2018-12-02 09:33:45,790 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 09:33:45" (1/1) ... [2018-12-02 09:33:45,791 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 09:33:45" (1/1) ... [2018-12-02 09:33:45,802 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 09:33:45" (1/1) ... [2018-12-02 09:33:45,802 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 09:33:45" (1/1) ... [2018-12-02 09:33:45,819 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 09:33:45" (1/1) ... [2018-12-02 09:33:45,822 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 09:33:45" (1/1) ... [2018-12-02 09:33:45,826 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 09:33:45" (1/1) ... [2018-12-02 09:33:45,832 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2018-12-02 09:33:45,833 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2018-12-02 09:33:45,833 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2018-12-02 09:33:45,833 INFO L276 PluginConnector]: RCFGBuilder initialized [2018-12-02 09:33:45,833 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 09:33:45" (1/1) ... No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_b0a9da85-e1d4-418c-a506-f06473c78701/bin-2019/uautomizer/z3 Starting monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2018-12-02 09:33:45,864 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2018-12-02 09:33:45,865 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2018-12-02 09:33:45,865 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~TO~VOID [2018-12-02 09:33:45,865 INFO L138 BoogieDeclarations]: Found implementation of procedure __bswap_32 [2018-12-02 09:33:45,865 INFO L138 BoogieDeclarations]: Found implementation of procedure __bswap_64 [2018-12-02 09:33:45,865 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_nonpositive [2018-12-02 09:33:45,865 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_positive [2018-12-02 09:33:45,865 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_malloc [2018-12-02 09:33:45,865 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_zalloc [2018-12-02 09:33:45,865 INFO L138 BoogieDeclarations]: Found implementation of procedure LDV_INIT_LIST_HEAD [2018-12-02 09:33:45,865 INFO L138 BoogieDeclarations]: Found implementation of procedure __ldv_list_add [2018-12-02 09:33:45,865 INFO L138 BoogieDeclarations]: Found implementation of procedure __ldv_list_del [2018-12-02 09:33:45,865 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_list_add [2018-12-02 09:33:45,865 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_list_add_tail [2018-12-02 09:33:45,865 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_list_del [2018-12-02 09:33:45,865 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_msg_alloc [2018-12-02 09:33:45,866 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_msg_fill [2018-12-02 09:33:45,866 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_msg_free [2018-12-02 09:33:45,866 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_submit_msg [2018-12-02 09:33:45,866 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_destroy_msgs [2018-12-02 09:33:45,866 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_dev_get_drvdata [2018-12-02 09:33:45,866 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_dev_set_drvdata [2018-12-02 09:33:45,866 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_atomic_add_return [2018-12-02 09:33:45,866 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_atomic_sub_return [2018-12-02 09:33:45,866 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_kref_sub [2018-12-02 09:33:45,866 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_kref_init [2018-12-02 09:33:45,866 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_kref_get [2018-12-02 09:33:45,866 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_kref_put [2018-12-02 09:33:45,866 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_kobject_del [2018-12-02 09:33:45,866 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_kobject_cleanup [2018-12-02 09:33:45,866 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_kobject_release [2018-12-02 09:33:45,867 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_kobject_put [2018-12-02 09:33:45,867 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_kobject_get [2018-12-02 09:33:45,867 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_kobject_init_internal [2018-12-02 09:33:45,867 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_kobject_init [2018-12-02 09:33:45,867 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_kobject_create [2018-12-02 09:33:45,867 INFO L138 BoogieDeclarations]: Found implementation of procedure f [2018-12-02 09:33:45,867 INFO L138 BoogieDeclarations]: Found implementation of procedure g [2018-12-02 09:33:45,867 INFO L138 BoogieDeclarations]: Found implementation of procedure probe_9_2 [2018-12-02 09:33:45,867 INFO L138 BoogieDeclarations]: Found implementation of procedure disconnect_9 [2018-12-02 09:33:45,867 INFO L138 BoogieDeclarations]: Found implementation of procedure entry_point [2018-12-02 09:33:45,867 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2018-12-02 09:33:45,867 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset [2018-12-02 09:33:45,867 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.meminit [2018-12-02 09:33:45,867 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy [2018-12-02 09:33:45,867 INFO L130 BoogieDeclarations]: Found specification of procedure __bswap_32 [2018-12-02 09:33:45,867 INFO L130 BoogieDeclarations]: Found specification of procedure __bswap_64 [2018-12-02 09:33:45,868 INFO L130 BoogieDeclarations]: Found specification of procedure __ctype_get_mb_cur_max [2018-12-02 09:33:45,868 INFO L130 BoogieDeclarations]: Found specification of procedure atof [2018-12-02 09:33:45,868 INFO L130 BoogieDeclarations]: Found specification of procedure atoi [2018-12-02 09:33:45,868 INFO L130 BoogieDeclarations]: Found specification of procedure atol [2018-12-02 09:33:45,868 INFO L130 BoogieDeclarations]: Found specification of procedure atoll [2018-12-02 09:33:45,868 INFO L130 BoogieDeclarations]: Found specification of procedure strtod [2018-12-02 09:33:45,868 INFO L130 BoogieDeclarations]: Found specification of procedure strtof [2018-12-02 09:33:45,868 INFO L130 BoogieDeclarations]: Found specification of procedure strtold [2018-12-02 09:33:45,868 INFO L130 BoogieDeclarations]: Found specification of procedure strtol [2018-12-02 09:33:45,868 INFO L130 BoogieDeclarations]: Found specification of procedure strtoul [2018-12-02 09:33:45,868 INFO L130 BoogieDeclarations]: Found specification of procedure strtoq [2018-12-02 09:33:45,868 INFO L130 BoogieDeclarations]: Found specification of procedure strtouq [2018-12-02 09:33:45,868 INFO L130 BoogieDeclarations]: Found specification of procedure strtoll [2018-12-02 09:33:45,868 INFO L130 BoogieDeclarations]: Found specification of procedure strtoull [2018-12-02 09:33:45,868 INFO L130 BoogieDeclarations]: Found specification of procedure l64a [2018-12-02 09:33:45,868 INFO L130 BoogieDeclarations]: Found specification of procedure a64l [2018-12-02 09:33:45,869 INFO L130 BoogieDeclarations]: Found specification of procedure select [2018-12-02 09:33:45,869 INFO L130 BoogieDeclarations]: Found specification of procedure pselect [2018-12-02 09:33:45,869 INFO L130 BoogieDeclarations]: Found specification of procedure gnu_dev_major [2018-12-02 09:33:45,869 INFO L130 BoogieDeclarations]: Found specification of procedure gnu_dev_minor [2018-12-02 09:33:45,869 INFO L130 BoogieDeclarations]: Found specification of procedure gnu_dev_makedev [2018-12-02 09:33:45,869 INFO L130 BoogieDeclarations]: Found specification of procedure random [2018-12-02 09:33:45,869 INFO L130 BoogieDeclarations]: Found specification of procedure srandom [2018-12-02 09:33:45,869 INFO L130 BoogieDeclarations]: Found specification of procedure initstate [2018-12-02 09:33:45,869 INFO L130 BoogieDeclarations]: Found specification of procedure setstate [2018-12-02 09:33:45,869 INFO L130 BoogieDeclarations]: Found specification of procedure random_r [2018-12-02 09:33:45,869 INFO L130 BoogieDeclarations]: Found specification of procedure srandom_r [2018-12-02 09:33:45,869 INFO L130 BoogieDeclarations]: Found specification of procedure initstate_r [2018-12-02 09:33:45,869 INFO L130 BoogieDeclarations]: Found specification of procedure setstate_r [2018-12-02 09:33:45,869 INFO L130 BoogieDeclarations]: Found specification of procedure rand [2018-12-02 09:33:45,869 INFO L130 BoogieDeclarations]: Found specification of procedure srand [2018-12-02 09:33:45,869 INFO L130 BoogieDeclarations]: Found specification of procedure rand_r [2018-12-02 09:33:45,870 INFO L130 BoogieDeclarations]: Found specification of procedure drand48 [2018-12-02 09:33:45,870 INFO L130 BoogieDeclarations]: Found specification of procedure erand48 [2018-12-02 09:33:45,870 INFO L130 BoogieDeclarations]: Found specification of procedure lrand48 [2018-12-02 09:33:45,870 INFO L130 BoogieDeclarations]: Found specification of procedure nrand48 [2018-12-02 09:33:45,870 INFO L130 BoogieDeclarations]: Found specification of procedure mrand48 [2018-12-02 09:33:45,870 INFO L130 BoogieDeclarations]: Found specification of procedure jrand48 [2018-12-02 09:33:45,870 INFO L130 BoogieDeclarations]: Found specification of procedure srand48 [2018-12-02 09:33:45,870 INFO L130 BoogieDeclarations]: Found specification of procedure seed48 [2018-12-02 09:33:45,870 INFO L130 BoogieDeclarations]: Found specification of procedure lcong48 [2018-12-02 09:33:45,870 INFO L130 BoogieDeclarations]: Found specification of procedure drand48_r [2018-12-02 09:33:45,870 INFO L130 BoogieDeclarations]: Found specification of procedure erand48_r [2018-12-02 09:33:45,870 INFO L130 BoogieDeclarations]: Found specification of procedure lrand48_r [2018-12-02 09:33:45,870 INFO L130 BoogieDeclarations]: Found specification of procedure nrand48_r [2018-12-02 09:33:45,870 INFO L130 BoogieDeclarations]: Found specification of procedure mrand48_r [2018-12-02 09:33:45,870 INFO L130 BoogieDeclarations]: Found specification of procedure jrand48_r [2018-12-02 09:33:45,870 INFO L130 BoogieDeclarations]: Found specification of procedure srand48_r [2018-12-02 09:33:45,871 INFO L130 BoogieDeclarations]: Found specification of procedure seed48_r [2018-12-02 09:33:45,871 INFO L130 BoogieDeclarations]: Found specification of procedure lcong48_r [2018-12-02 09:33:45,871 INFO L130 BoogieDeclarations]: Found specification of procedure malloc [2018-12-02 09:33:45,871 INFO L130 BoogieDeclarations]: Found specification of procedure calloc [2018-12-02 09:33:45,871 INFO L130 BoogieDeclarations]: Found specification of procedure realloc [2018-12-02 09:33:45,871 INFO L130 BoogieDeclarations]: Found specification of procedure free [2018-12-02 09:33:45,871 INFO L130 BoogieDeclarations]: Found specification of procedure cfree [2018-12-02 09:33:45,871 INFO L130 BoogieDeclarations]: Found specification of procedure alloca [2018-12-02 09:33:45,871 INFO L130 BoogieDeclarations]: Found specification of procedure valloc [2018-12-02 09:33:45,871 INFO L130 BoogieDeclarations]: Found specification of procedure posix_memalign [2018-12-02 09:33:45,871 INFO L130 BoogieDeclarations]: Found specification of procedure abort [2018-12-02 09:33:45,871 INFO L130 BoogieDeclarations]: Found specification of procedure atexit [2018-12-02 09:33:45,871 INFO L130 BoogieDeclarations]: Found specification of procedure on_exit [2018-12-02 09:33:45,871 INFO L130 BoogieDeclarations]: Found specification of procedure exit [2018-12-02 09:33:45,871 INFO L130 BoogieDeclarations]: Found specification of procedure _Exit [2018-12-02 09:33:45,871 INFO L130 BoogieDeclarations]: Found specification of procedure getenv [2018-12-02 09:33:45,871 INFO L130 BoogieDeclarations]: Found specification of procedure putenv [2018-12-02 09:33:45,871 INFO L130 BoogieDeclarations]: Found specification of procedure setenv [2018-12-02 09:33:45,872 INFO L130 BoogieDeclarations]: Found specification of procedure unsetenv [2018-12-02 09:33:45,872 INFO L130 BoogieDeclarations]: Found specification of procedure clearenv [2018-12-02 09:33:45,872 INFO L130 BoogieDeclarations]: Found specification of procedure mktemp [2018-12-02 09:33:45,872 INFO L130 BoogieDeclarations]: Found specification of procedure mkstemp [2018-12-02 09:33:45,872 INFO L130 BoogieDeclarations]: Found specification of procedure mkstemps [2018-12-02 09:33:45,872 INFO L130 BoogieDeclarations]: Found specification of procedure mkdtemp [2018-12-02 09:33:45,872 INFO L130 BoogieDeclarations]: Found specification of procedure system [2018-12-02 09:33:45,872 INFO L130 BoogieDeclarations]: Found specification of procedure realpath [2018-12-02 09:33:45,872 INFO L130 BoogieDeclarations]: Found specification of procedure bsearch [2018-12-02 09:33:45,872 INFO L130 BoogieDeclarations]: Found specification of procedure qsort [2018-12-02 09:33:45,872 INFO L130 BoogieDeclarations]: Found specification of procedure abs [2018-12-02 09:33:45,872 INFO L130 BoogieDeclarations]: Found specification of procedure labs [2018-12-02 09:33:45,872 INFO L130 BoogieDeclarations]: Found specification of procedure llabs [2018-12-02 09:33:45,872 INFO L130 BoogieDeclarations]: Found specification of procedure div [2018-12-02 09:33:45,872 INFO L130 BoogieDeclarations]: Found specification of procedure ldiv [2018-12-02 09:33:45,872 INFO L130 BoogieDeclarations]: Found specification of procedure lldiv [2018-12-02 09:33:45,872 INFO L130 BoogieDeclarations]: Found specification of procedure ecvt [2018-12-02 09:33:45,873 INFO L130 BoogieDeclarations]: Found specification of procedure fcvt [2018-12-02 09:33:45,873 INFO L130 BoogieDeclarations]: Found specification of procedure gcvt [2018-12-02 09:33:45,873 INFO L130 BoogieDeclarations]: Found specification of procedure qecvt [2018-12-02 09:33:45,873 INFO L130 BoogieDeclarations]: Found specification of procedure qfcvt [2018-12-02 09:33:45,873 INFO L130 BoogieDeclarations]: Found specification of procedure qgcvt [2018-12-02 09:33:45,873 INFO L130 BoogieDeclarations]: Found specification of procedure ecvt_r [2018-12-02 09:33:45,873 INFO L130 BoogieDeclarations]: Found specification of procedure fcvt_r [2018-12-02 09:33:45,873 INFO L130 BoogieDeclarations]: Found specification of procedure qecvt_r [2018-12-02 09:33:45,873 INFO L130 BoogieDeclarations]: Found specification of procedure qfcvt_r [2018-12-02 09:33:45,873 INFO L130 BoogieDeclarations]: Found specification of procedure mblen [2018-12-02 09:33:45,873 INFO L130 BoogieDeclarations]: Found specification of procedure mbtowc [2018-12-02 09:33:45,873 INFO L130 BoogieDeclarations]: Found specification of procedure wctomb [2018-12-02 09:33:45,873 INFO L130 BoogieDeclarations]: Found specification of procedure mbstowcs [2018-12-02 09:33:45,873 INFO L130 BoogieDeclarations]: Found specification of procedure wcstombs [2018-12-02 09:33:45,873 INFO L130 BoogieDeclarations]: Found specification of procedure rpmatch [2018-12-02 09:33:45,873 INFO L130 BoogieDeclarations]: Found specification of procedure getsubopt [2018-12-02 09:33:45,873 INFO L130 BoogieDeclarations]: Found specification of procedure getloadavg [2018-12-02 09:33:45,873 INFO L130 BoogieDeclarations]: Found specification of procedure kfree [2018-12-02 09:33:45,874 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_int [2018-12-02 09:33:45,874 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_pointer [2018-12-02 09:33:45,874 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_nonpositive [2018-12-02 09:33:45,874 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_positive [2018-12-02 09:33:45,874 INFO L130 BoogieDeclarations]: Found specification of procedure memcpy [2018-12-02 09:33:45,874 INFO L130 BoogieDeclarations]: Found specification of procedure memset [2018-12-02 09:33:45,874 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_malloc [2018-12-02 09:33:45,874 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.alloc [2018-12-02 09:33:45,874 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_zalloc [2018-12-02 09:33:45,874 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.meminit [2018-12-02 09:33:45,874 INFO L130 BoogieDeclarations]: Found specification of procedure LDV_INIT_LIST_HEAD [2018-12-02 09:33:45,874 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2018-12-02 09:33:45,874 INFO L130 BoogieDeclarations]: Found specification of procedure __ldv_list_add [2018-12-02 09:33:45,874 INFO L130 BoogieDeclarations]: Found specification of procedure __ldv_list_del [2018-12-02 09:33:45,874 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_list_add [2018-12-02 09:33:45,874 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2018-12-02 09:33:45,874 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_list_add_tail [2018-12-02 09:33:45,874 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_list_del [2018-12-02 09:33:45,875 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_msg_alloc [2018-12-02 09:33:45,875 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_msg_fill [2018-12-02 09:33:45,875 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy [2018-12-02 09:33:45,875 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_msg_free [2018-12-02 09:33:45,875 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2018-12-02 09:33:45,875 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_submit_msg [2018-12-02 09:33:45,875 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_destroy_msgs [2018-12-02 09:33:45,875 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_dev_get_drvdata [2018-12-02 09:33:45,875 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_dev_set_drvdata [2018-12-02 09:33:45,875 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_atomic_add_return [2018-12-02 09:33:45,875 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2018-12-02 09:33:45,875 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2018-12-02 09:33:45,875 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_atomic_sub_return [2018-12-02 09:33:45,875 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_kref_sub [2018-12-02 09:33:45,875 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~TO~VOID [2018-12-02 09:33:45,875 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_kref_init [2018-12-02 09:33:45,875 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_kref_get [2018-12-02 09:33:45,875 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_kref_put [2018-12-02 09:33:45,875 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_kobject_del [2018-12-02 09:33:45,876 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_kobject_cleanup [2018-12-02 09:33:45,876 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_kobject_release [2018-12-02 09:33:45,876 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_kobject_put [2018-12-02 09:33:45,876 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_kobject_get [2018-12-02 09:33:45,876 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_kobject_init_internal [2018-12-02 09:33:45,876 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_kobject_init [2018-12-02 09:33:45,876 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_kobject_create [2018-12-02 09:33:45,876 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset [2018-12-02 09:33:45,876 INFO L130 BoogieDeclarations]: Found specification of procedure f [2018-12-02 09:33:45,876 INFO L130 BoogieDeclarations]: Found specification of procedure g [2018-12-02 09:33:45,876 INFO L130 BoogieDeclarations]: Found specification of procedure probe_9_2 [2018-12-02 09:33:45,876 INFO L130 BoogieDeclarations]: Found specification of procedure disconnect_9 [2018-12-02 09:33:45,876 INFO L130 BoogieDeclarations]: Found specification of procedure entry_point [2018-12-02 09:33:45,876 INFO L130 BoogieDeclarations]: Found specification of procedure main [2018-12-02 09:33:45,876 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2018-12-02 09:33:45,876 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$ [2018-12-02 09:33:45,876 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2018-12-02 09:33:45,876 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int [2018-12-02 09:33:45,877 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int [2018-12-02 09:33:45,877 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$ [2018-12-02 09:33:45,877 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$ [2018-12-02 09:33:46,100 WARN L615 $ProcedureCfgBuilder]: Label in the middle of a codeblock. [2018-12-02 09:33:46,217 WARN L615 $ProcedureCfgBuilder]: Label in the middle of a codeblock. [2018-12-02 09:33:46,342 INFO L275 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2018-12-02 09:33:46,343 INFO L280 CfgBuilder]: Removed 1 assue(true) statements. [2018-12-02 09:33:46,343 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 02.12 09:33:46 BoogieIcfgContainer [2018-12-02 09:33:46,343 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2018-12-02 09:33:46,343 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2018-12-02 09:33:46,343 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2018-12-02 09:33:46,345 INFO L276 PluginConnector]: TraceAbstraction initialized [2018-12-02 09:33:46,345 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 02.12 09:33:45" (1/3) ... [2018-12-02 09:33:46,346 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@3ef5ccd3 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 02.12 09:33:46, skipping insertion in model container [2018-12-02 09:33:46,346 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 09:33:45" (2/3) ... [2018-12-02 09:33:46,346 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@3ef5ccd3 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 02.12 09:33:46, skipping insertion in model container [2018-12-02 09:33:46,346 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 02.12 09:33:46" (3/3) ... [2018-12-02 09:33:46,347 INFO L112 eAbstractionObserver]: Analyzing ICFG memleaks_test9_1_false-valid-memtrack_true-termination.i [2018-12-02 09:33:46,353 INFO L156 ceAbstractionStarter]: Automizer settings: Hoare:false NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2018-12-02 09:33:46,357 INFO L168 ceAbstractionStarter]: Appying trace abstraction to program that has 69 error locations. [2018-12-02 09:33:46,366 INFO L257 AbstractCegarLoop]: Starting to check reachability of 69 error locations. [2018-12-02 09:33:46,380 INFO L133 ementStrategyFactory]: Using default assertion order modulation [2018-12-02 09:33:46,380 INFO L382 AbstractCegarLoop]: Interprodecural is true [2018-12-02 09:33:46,380 INFO L383 AbstractCegarLoop]: Hoare is false [2018-12-02 09:33:46,381 INFO L384 AbstractCegarLoop]: Compute interpolants for FPandBP [2018-12-02 09:33:46,381 INFO L385 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2018-12-02 09:33:46,381 INFO L386 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2018-12-02 09:33:46,381 INFO L387 AbstractCegarLoop]: Difference is false [2018-12-02 09:33:46,381 INFO L388 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2018-12-02 09:33:46,381 INFO L393 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2018-12-02 09:33:46,390 INFO L276 IsEmpty]: Start isEmpty. Operand 102 states. [2018-12-02 09:33:46,396 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 20 [2018-12-02 09:33:46,396 INFO L394 BasicCegarLoop]: Found error trace [2018-12-02 09:33:46,396 INFO L402 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-12-02 09:33:46,398 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_msgsErr5REQUIRES_VIOLATION, ldv_destroy_msgsErr0REQUIRES_VIOLATION, ldv_msg_fillErr3REQUIRES_VIOLATION, ldv_msg_fillErr2REQUIRES_VIOLATION, ldv_msg_fillErr1REQUIRES_VIOLATION, ldv_msg_fillErr5REQUIRES_VIOLATION, ldv_msg_fillErr0REQUIRES_VIOLATION, ldv_msg_fillErr4REQUIRES_VIOLATION, ldv_atomic_add_returnErr0REQUIRES_VIOLATION, ldv_atomic_add_returnErr1REQUIRES_VIOLATION, ldv_atomic_add_returnErr2REQUIRES_VIOLATION, ldv_atomic_add_returnErr3REQUIRES_VIOLATION, __ldv_list_delErr2REQUIRES_VIOLATION, __ldv_list_delErr1REQUIRES_VIOLATION, __ldv_list_delErr3REQUIRES_VIOLATION, __ldv_list_delErr0REQUIRES_VIOLATION, ldv_kobject_cleanupErr0REQUIRES_VIOLATION, ldv_kobject_cleanupErr2ASSERT_VIOLATIONMEMORY_FREE, ldv_kobject_cleanupErr3ASSERT_VIOLATIONMEMORY_FREE, ldv_kobject_cleanupErr4ASSERT_VIOLATIONMEMORY_FREE, ldv_kobject_cleanupErr5ASSERT_VIOLATIONMEMORY_FREE, ldv_kobject_cleanupErr1REQUIRES_VIOLATION, ldv_msg_freeErr4ASSERT_VIOLATIONMEMORY_FREE, ldv_msg_freeErr0REQUIRES_VIOLATION, ldv_msg_freeErr3ASSERT_VIOLATIONMEMORY_FREE, ldv_msg_freeErr2ASSERT_VIOLATIONMEMORY_FREE, ldv_msg_freeErr1REQUIRES_VIOLATION, ldv_msg_freeErr5ASSERT_VIOLATIONMEMORY_FREE, mainErr0ENSURES_VIOLATIONMEMORY_LEAK, LDV_INIT_LIST_HEADErr0REQUIRES_VIOLATION, LDV_INIT_LIST_HEADErr1REQUIRES_VIOLATION, LDV_INIT_LIST_HEADErr2REQUIRES_VIOLATION, LDV_INIT_LIST_HEADErr3REQUIRES_VIOLATION, ldv_list_delErr0REQUIRES_VIOLATION, ldv_list_delErr1REQUIRES_VIOLATION, ldv_list_delErr2REQUIRES_VIOLATION, ldv_list_delErr3REQUIRES_VIOLATION, __ldv_list_addErr7REQUIRES_VIOLATION, __ldv_list_addErr2REQUIRES_VIOLATION, __ldv_list_addErr1REQUIRES_VIOLATION, __ldv_list_addErr3REQUIRES_VIOLATION, __ldv_list_addErr4REQUIRES_VIOLATION, __ldv_list_addErr6REQUIRES_VIOLATION, __ldv_list_addErr5REQUIRES_VIOLATION, __ldv_list_addErr0REQUIRES_VIOLATION, ldv_dev_set_drvdataErr0REQUIRES_VIOLATION, ldv_dev_set_drvdataErr1REQUIRES_VIOLATION, ldv_atomic_sub_returnErr0REQUIRES_VIOLATION, ldv_atomic_sub_returnErr1REQUIRES_VIOLATION, ldv_atomic_sub_returnErr2REQUIRES_VIOLATION, ldv_atomic_sub_returnErr3REQUIRES_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, disconnect_9Err1ASSERT_VIOLATIONMEMORY_FREE, disconnect_9Err0ASSERT_VIOLATIONMEMORY_FREE]=== [2018-12-02 09:33:46,401 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-12-02 09:33:46,401 INFO L82 PathProgramCache]: Analyzing trace with hash -1575089699, now seen corresponding path program 1 times [2018-12-02 09:33:46,402 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-12-02 09:33:46,402 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-12-02 09:33:46,436 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-02 09:33:46,436 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-12-02 09:33:46,436 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-02 09:33:46,467 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 09:33:46,539 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-02 09:33:46,540 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-12-02 09:33:46,541 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2018-12-02 09:33:46,543 INFO L459 AbstractCegarLoop]: Interpolant automaton has 5 states [2018-12-02 09:33:46,551 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2018-12-02 09:33:46,552 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2018-12-02 09:33:46,553 INFO L87 Difference]: Start difference. First operand 102 states. Second operand 5 states. [2018-12-02 09:33:46,596 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-12-02 09:33:46,596 INFO L93 Difference]: Finished difference Result 31 states and 32 transitions. [2018-12-02 09:33:46,597 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2018-12-02 09:33:46,597 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 19 [2018-12-02 09:33:46,598 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-12-02 09:33:46,603 INFO L225 Difference]: With dead ends: 31 [2018-12-02 09:33:46,603 INFO L226 Difference]: Without dead ends: 28 [2018-12-02 09:33:46,604 INFO L631 BasicCegarLoop]: 0 DeclaredPredicates, 6 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=15, Invalid=27, Unknown=0, NotChecked=0, Total=42 [2018-12-02 09:33:46,614 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 28 states. [2018-12-02 09:33:46,623 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 28 to 28. [2018-12-02 09:33:46,624 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 28 states. [2018-12-02 09:33:46,624 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 28 states to 28 states and 29 transitions. [2018-12-02 09:33:46,625 INFO L78 Accepts]: Start accepts. Automaton has 28 states and 29 transitions. Word has length 19 [2018-12-02 09:33:46,625 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-12-02 09:33:46,625 INFO L480 AbstractCegarLoop]: Abstraction has 28 states and 29 transitions. [2018-12-02 09:33:46,625 INFO L481 AbstractCegarLoop]: Interpolant automaton has 5 states. [2018-12-02 09:33:46,626 INFO L276 IsEmpty]: Start isEmpty. Operand 28 states and 29 transitions. [2018-12-02 09:33:46,626 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2018-12-02 09:33:46,626 INFO L394 BasicCegarLoop]: Found error trace [2018-12-02 09:33:46,626 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] [2018-12-02 09:33:46,626 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_msgsErr5REQUIRES_VIOLATION, ldv_destroy_msgsErr0REQUIRES_VIOLATION, ldv_msg_fillErr3REQUIRES_VIOLATION, ldv_msg_fillErr2REQUIRES_VIOLATION, ldv_msg_fillErr1REQUIRES_VIOLATION, ldv_msg_fillErr5REQUIRES_VIOLATION, ldv_msg_fillErr0REQUIRES_VIOLATION, ldv_msg_fillErr4REQUIRES_VIOLATION, ldv_atomic_add_returnErr0REQUIRES_VIOLATION, ldv_atomic_add_returnErr1REQUIRES_VIOLATION, ldv_atomic_add_returnErr2REQUIRES_VIOLATION, ldv_atomic_add_returnErr3REQUIRES_VIOLATION, __ldv_list_delErr2REQUIRES_VIOLATION, __ldv_list_delErr1REQUIRES_VIOLATION, __ldv_list_delErr3REQUIRES_VIOLATION, __ldv_list_delErr0REQUIRES_VIOLATION, ldv_kobject_cleanupErr0REQUIRES_VIOLATION, ldv_kobject_cleanupErr2ASSERT_VIOLATIONMEMORY_FREE, ldv_kobject_cleanupErr3ASSERT_VIOLATIONMEMORY_FREE, ldv_kobject_cleanupErr4ASSERT_VIOLATIONMEMORY_FREE, ldv_kobject_cleanupErr5ASSERT_VIOLATIONMEMORY_FREE, ldv_kobject_cleanupErr1REQUIRES_VIOLATION, ldv_msg_freeErr4ASSERT_VIOLATIONMEMORY_FREE, ldv_msg_freeErr0REQUIRES_VIOLATION, ldv_msg_freeErr3ASSERT_VIOLATIONMEMORY_FREE, ldv_msg_freeErr2ASSERT_VIOLATIONMEMORY_FREE, ldv_msg_freeErr1REQUIRES_VIOLATION, ldv_msg_freeErr5ASSERT_VIOLATIONMEMORY_FREE, mainErr0ENSURES_VIOLATIONMEMORY_LEAK, LDV_INIT_LIST_HEADErr0REQUIRES_VIOLATION, LDV_INIT_LIST_HEADErr1REQUIRES_VIOLATION, LDV_INIT_LIST_HEADErr2REQUIRES_VIOLATION, LDV_INIT_LIST_HEADErr3REQUIRES_VIOLATION, ldv_list_delErr0REQUIRES_VIOLATION, ldv_list_delErr1REQUIRES_VIOLATION, ldv_list_delErr2REQUIRES_VIOLATION, ldv_list_delErr3REQUIRES_VIOLATION, __ldv_list_addErr7REQUIRES_VIOLATION, __ldv_list_addErr2REQUIRES_VIOLATION, __ldv_list_addErr1REQUIRES_VIOLATION, __ldv_list_addErr3REQUIRES_VIOLATION, __ldv_list_addErr4REQUIRES_VIOLATION, __ldv_list_addErr6REQUIRES_VIOLATION, __ldv_list_addErr5REQUIRES_VIOLATION, __ldv_list_addErr0REQUIRES_VIOLATION, ldv_dev_set_drvdataErr0REQUIRES_VIOLATION, ldv_dev_set_drvdataErr1REQUIRES_VIOLATION, ldv_atomic_sub_returnErr0REQUIRES_VIOLATION, ldv_atomic_sub_returnErr1REQUIRES_VIOLATION, ldv_atomic_sub_returnErr2REQUIRES_VIOLATION, ldv_atomic_sub_returnErr3REQUIRES_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, disconnect_9Err1ASSERT_VIOLATIONMEMORY_FREE, disconnect_9Err0ASSERT_VIOLATIONMEMORY_FREE]=== [2018-12-02 09:33:46,627 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-12-02 09:33:46,627 INFO L82 PathProgramCache]: Analyzing trace with hash -1583140023, now seen corresponding path program 1 times [2018-12-02 09:33:46,627 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-12-02 09:33:46,627 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-12-02 09:33:46,628 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-02 09:33:46,628 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-12-02 09:33:46,628 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-02 09:33:46,639 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 09:33:46,672 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-02 09:33:46,672 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-12-02 09:33:46,672 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2018-12-02 09:33:46,673 INFO L459 AbstractCegarLoop]: Interpolant automaton has 5 states [2018-12-02 09:33:46,674 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2018-12-02 09:33:46,674 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2018-12-02 09:33:46,674 INFO L87 Difference]: Start difference. First operand 28 states and 29 transitions. Second operand 5 states. [2018-12-02 09:33:46,701 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-12-02 09:33:46,701 INFO L93 Difference]: Finished difference Result 39 states and 42 transitions. [2018-12-02 09:33:46,701 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2018-12-02 09:33:46,701 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 20 [2018-12-02 09:33:46,702 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-12-02 09:33:46,704 INFO L225 Difference]: With dead ends: 39 [2018-12-02 09:33:46,705 INFO L226 Difference]: Without dead ends: 39 [2018-12-02 09:33:46,705 INFO L631 BasicCegarLoop]: 0 DeclaredPredicates, 5 GetRequests, 1 SyntacticMatches, 1 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2018-12-02 09:33:46,705 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 39 states. [2018-12-02 09:33:46,710 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 39 to 38. [2018-12-02 09:33:46,710 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 38 states. [2018-12-02 09:33:46,710 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 38 states to 38 states and 41 transitions. [2018-12-02 09:33:46,711 INFO L78 Accepts]: Start accepts. Automaton has 38 states and 41 transitions. Word has length 20 [2018-12-02 09:33:46,711 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-12-02 09:33:46,711 INFO L480 AbstractCegarLoop]: Abstraction has 38 states and 41 transitions. [2018-12-02 09:33:46,711 INFO L481 AbstractCegarLoop]: Interpolant automaton has 5 states. [2018-12-02 09:33:46,711 INFO L276 IsEmpty]: Start isEmpty. Operand 38 states and 41 transitions. [2018-12-02 09:33:46,711 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2018-12-02 09:33:46,711 INFO L394 BasicCegarLoop]: Found error trace [2018-12-02 09:33:46,712 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] [2018-12-02 09:33:46,712 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_msgsErr5REQUIRES_VIOLATION, ldv_destroy_msgsErr0REQUIRES_VIOLATION, ldv_msg_fillErr3REQUIRES_VIOLATION, ldv_msg_fillErr2REQUIRES_VIOLATION, ldv_msg_fillErr1REQUIRES_VIOLATION, ldv_msg_fillErr5REQUIRES_VIOLATION, ldv_msg_fillErr0REQUIRES_VIOLATION, ldv_msg_fillErr4REQUIRES_VIOLATION, ldv_atomic_add_returnErr0REQUIRES_VIOLATION, ldv_atomic_add_returnErr1REQUIRES_VIOLATION, ldv_atomic_add_returnErr2REQUIRES_VIOLATION, ldv_atomic_add_returnErr3REQUIRES_VIOLATION, __ldv_list_delErr2REQUIRES_VIOLATION, __ldv_list_delErr1REQUIRES_VIOLATION, __ldv_list_delErr3REQUIRES_VIOLATION, __ldv_list_delErr0REQUIRES_VIOLATION, ldv_kobject_cleanupErr0REQUIRES_VIOLATION, ldv_kobject_cleanupErr2ASSERT_VIOLATIONMEMORY_FREE, ldv_kobject_cleanupErr3ASSERT_VIOLATIONMEMORY_FREE, ldv_kobject_cleanupErr4ASSERT_VIOLATIONMEMORY_FREE, ldv_kobject_cleanupErr5ASSERT_VIOLATIONMEMORY_FREE, ldv_kobject_cleanupErr1REQUIRES_VIOLATION, ldv_msg_freeErr4ASSERT_VIOLATIONMEMORY_FREE, ldv_msg_freeErr0REQUIRES_VIOLATION, ldv_msg_freeErr3ASSERT_VIOLATIONMEMORY_FREE, ldv_msg_freeErr2ASSERT_VIOLATIONMEMORY_FREE, ldv_msg_freeErr1REQUIRES_VIOLATION, ldv_msg_freeErr5ASSERT_VIOLATIONMEMORY_FREE, mainErr0ENSURES_VIOLATIONMEMORY_LEAK, LDV_INIT_LIST_HEADErr0REQUIRES_VIOLATION, LDV_INIT_LIST_HEADErr1REQUIRES_VIOLATION, LDV_INIT_LIST_HEADErr2REQUIRES_VIOLATION, LDV_INIT_LIST_HEADErr3REQUIRES_VIOLATION, ldv_list_delErr0REQUIRES_VIOLATION, ldv_list_delErr1REQUIRES_VIOLATION, ldv_list_delErr2REQUIRES_VIOLATION, ldv_list_delErr3REQUIRES_VIOLATION, __ldv_list_addErr7REQUIRES_VIOLATION, __ldv_list_addErr2REQUIRES_VIOLATION, __ldv_list_addErr1REQUIRES_VIOLATION, __ldv_list_addErr3REQUIRES_VIOLATION, __ldv_list_addErr4REQUIRES_VIOLATION, __ldv_list_addErr6REQUIRES_VIOLATION, __ldv_list_addErr5REQUIRES_VIOLATION, __ldv_list_addErr0REQUIRES_VIOLATION, ldv_dev_set_drvdataErr0REQUIRES_VIOLATION, ldv_dev_set_drvdataErr1REQUIRES_VIOLATION, ldv_atomic_sub_returnErr0REQUIRES_VIOLATION, ldv_atomic_sub_returnErr1REQUIRES_VIOLATION, ldv_atomic_sub_returnErr2REQUIRES_VIOLATION, ldv_atomic_sub_returnErr3REQUIRES_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, disconnect_9Err1ASSERT_VIOLATIONMEMORY_FREE, disconnect_9Err0ASSERT_VIOLATIONMEMORY_FREE]=== [2018-12-02 09:33:46,712 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-12-02 09:33:46,712 INFO L82 PathProgramCache]: Analyzing trace with hash 914875914, now seen corresponding path program 1 times [2018-12-02 09:33:46,712 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-12-02 09:33:46,712 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-12-02 09:33:46,713 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-02 09:33:46,713 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-12-02 09:33:46,713 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-02 09:33:46,724 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 09:33:46,753 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-02 09:33:46,753 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-12-02 09:33:46,753 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2018-12-02 09:33:46,753 INFO L459 AbstractCegarLoop]: Interpolant automaton has 5 states [2018-12-02 09:33:46,753 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2018-12-02 09:33:46,753 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2018-12-02 09:33:46,754 INFO L87 Difference]: Start difference. First operand 38 states and 41 transitions. Second operand 5 states. [2018-12-02 09:33:46,779 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-12-02 09:33:46,779 INFO L93 Difference]: Finished difference Result 40 states and 42 transitions. [2018-12-02 09:33:46,780 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2018-12-02 09:33:46,780 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 20 [2018-12-02 09:33:46,780 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-12-02 09:33:46,780 INFO L225 Difference]: With dead ends: 40 [2018-12-02 09:33:46,781 INFO L226 Difference]: Without dead ends: 40 [2018-12-02 09:33:46,781 INFO L631 BasicCegarLoop]: 0 DeclaredPredicates, 6 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=15, Invalid=27, Unknown=0, NotChecked=0, Total=42 [2018-12-02 09:33:46,781 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 40 states. [2018-12-02 09:33:46,783 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 40 to 27. [2018-12-02 09:33:46,783 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 27 states. [2018-12-02 09:33:46,784 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 27 states to 27 states and 28 transitions. [2018-12-02 09:33:46,784 INFO L78 Accepts]: Start accepts. Automaton has 27 states and 28 transitions. Word has length 20 [2018-12-02 09:33:46,784 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-12-02 09:33:46,785 INFO L480 AbstractCegarLoop]: Abstraction has 27 states and 28 transitions. [2018-12-02 09:33:46,785 INFO L481 AbstractCegarLoop]: Interpolant automaton has 5 states. [2018-12-02 09:33:46,785 INFO L276 IsEmpty]: Start isEmpty. Operand 27 states and 28 transitions. [2018-12-02 09:33:46,785 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2018-12-02 09:33:46,785 INFO L394 BasicCegarLoop]: Found error trace [2018-12-02 09:33:46,785 INFO L402 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-12-02 09:33:46,786 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_msgsErr5REQUIRES_VIOLATION, ldv_destroy_msgsErr0REQUIRES_VIOLATION, ldv_msg_fillErr3REQUIRES_VIOLATION, ldv_msg_fillErr2REQUIRES_VIOLATION, ldv_msg_fillErr1REQUIRES_VIOLATION, ldv_msg_fillErr5REQUIRES_VIOLATION, ldv_msg_fillErr0REQUIRES_VIOLATION, ldv_msg_fillErr4REQUIRES_VIOLATION, ldv_atomic_add_returnErr0REQUIRES_VIOLATION, ldv_atomic_add_returnErr1REQUIRES_VIOLATION, ldv_atomic_add_returnErr2REQUIRES_VIOLATION, ldv_atomic_add_returnErr3REQUIRES_VIOLATION, __ldv_list_delErr2REQUIRES_VIOLATION, __ldv_list_delErr1REQUIRES_VIOLATION, __ldv_list_delErr3REQUIRES_VIOLATION, __ldv_list_delErr0REQUIRES_VIOLATION, ldv_kobject_cleanupErr0REQUIRES_VIOLATION, ldv_kobject_cleanupErr2ASSERT_VIOLATIONMEMORY_FREE, ldv_kobject_cleanupErr3ASSERT_VIOLATIONMEMORY_FREE, ldv_kobject_cleanupErr4ASSERT_VIOLATIONMEMORY_FREE, ldv_kobject_cleanupErr5ASSERT_VIOLATIONMEMORY_FREE, ldv_kobject_cleanupErr1REQUIRES_VIOLATION, ldv_msg_freeErr4ASSERT_VIOLATIONMEMORY_FREE, ldv_msg_freeErr0REQUIRES_VIOLATION, ldv_msg_freeErr3ASSERT_VIOLATIONMEMORY_FREE, ldv_msg_freeErr2ASSERT_VIOLATIONMEMORY_FREE, ldv_msg_freeErr1REQUIRES_VIOLATION, ldv_msg_freeErr5ASSERT_VIOLATIONMEMORY_FREE, mainErr0ENSURES_VIOLATIONMEMORY_LEAK, LDV_INIT_LIST_HEADErr0REQUIRES_VIOLATION, LDV_INIT_LIST_HEADErr1REQUIRES_VIOLATION, LDV_INIT_LIST_HEADErr2REQUIRES_VIOLATION, LDV_INIT_LIST_HEADErr3REQUIRES_VIOLATION, ldv_list_delErr0REQUIRES_VIOLATION, ldv_list_delErr1REQUIRES_VIOLATION, ldv_list_delErr2REQUIRES_VIOLATION, ldv_list_delErr3REQUIRES_VIOLATION, __ldv_list_addErr7REQUIRES_VIOLATION, __ldv_list_addErr2REQUIRES_VIOLATION, __ldv_list_addErr1REQUIRES_VIOLATION, __ldv_list_addErr3REQUIRES_VIOLATION, __ldv_list_addErr4REQUIRES_VIOLATION, __ldv_list_addErr6REQUIRES_VIOLATION, __ldv_list_addErr5REQUIRES_VIOLATION, __ldv_list_addErr0REQUIRES_VIOLATION, ldv_dev_set_drvdataErr0REQUIRES_VIOLATION, ldv_dev_set_drvdataErr1REQUIRES_VIOLATION, ldv_atomic_sub_returnErr0REQUIRES_VIOLATION, ldv_atomic_sub_returnErr1REQUIRES_VIOLATION, ldv_atomic_sub_returnErr2REQUIRES_VIOLATION, ldv_atomic_sub_returnErr3REQUIRES_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, disconnect_9Err1ASSERT_VIOLATIONMEMORY_FREE, disconnect_9Err0ASSERT_VIOLATIONMEMORY_FREE]=== [2018-12-02 09:33:46,786 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-12-02 09:33:46,786 INFO L82 PathProgramCache]: Analyzing trace with hash -1832307467, now seen corresponding path program 1 times [2018-12-02 09:33:46,786 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-12-02 09:33:46,786 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-12-02 09:33:46,787 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-02 09:33:46,788 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-12-02 09:33:46,788 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-02 09:33:46,797 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2018-12-02 09:33:46,807 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2018-12-02 09:33:46,826 INFO L469 BasicCegarLoop]: Counterexample might be feasible [2018-12-02 09:33:46,833 WARN L416 cessorBacktranslator]: Generated EnsuresSpecification ensures #valid == old(#valid); is not ensure(true) [2018-12-02 09:33:46,836 WARN L1298 BoogieBacktranslator]: Unfinished Backtranslation: IntegerLiteral 10 could not be translated for associated CType STRUCT~~ldv_list_head?next~*ldv_list_head?prev~*ldv_list_head# [2018-12-02 09:33:46,836 WARN L1298 BoogieBacktranslator]: Unfinished Backtranslation: IntegerLiteral 9 could not be translated for associated CType STRUCT~~ldv_list_head?next~*ldv_list_head?prev~*ldv_list_head# [2018-12-02 09:33:46,841 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 02.12 09:33:46 BoogieIcfgContainer [2018-12-02 09:33:46,841 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2018-12-02 09:33:46,841 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2018-12-02 09:33:46,841 INFO L271 PluginConnector]: Initializing Witness Printer... [2018-12-02 09:33:46,841 INFO L276 PluginConnector]: Witness Printer initialized [2018-12-02 09:33:46,842 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 02.12 09:33:46" (3/4) ... [2018-12-02 09:33:46,844 INFO L147 WitnessPrinter]: No result that supports witness generation found [2018-12-02 09:33:46,844 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2018-12-02 09:33:46,844 INFO L168 Benchmark]: Toolchain (without parser) took 1428.90 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 164.1 MB). Free memory was 954.9 MB in the beginning and 965.2 MB in the end (delta: -10.3 MB). Peak memory consumption was 153.8 MB. Max. memory is 11.5 GB. [2018-12-02 09:33:46,845 INFO L168 Benchmark]: CDTParser took 0.11 ms. Allocated memory is still 1.0 GB. Free memory is still 982.3 MB. There was no memory consumed. Max. memory is 11.5 GB. [2018-12-02 09:33:46,845 INFO L168 Benchmark]: CACSL2BoogieTranslator took 364.78 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 164.1 MB). Free memory was 954.9 MB in the beginning and 1.1 GB in the end (delta: -180.6 MB). Peak memory consumption was 30.3 MB. Max. memory is 11.5 GB. [2018-12-02 09:33:46,846 INFO L168 Benchmark]: Boogie Preprocessor took 50.26 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: 6.7 MB). Peak memory consumption was 6.7 MB. Max. memory is 11.5 GB. [2018-12-02 09:33:46,846 INFO L168 Benchmark]: RCFGBuilder took 510.45 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 1.0 GB in the end (delta: 92.5 MB). Peak memory consumption was 92.5 MB. Max. memory is 11.5 GB. [2018-12-02 09:33:46,846 INFO L168 Benchmark]: TraceAbstraction took 497.73 ms. Allocated memory is still 1.2 GB. Free memory was 1.0 GB in the beginning and 965.2 MB in the end (delta: 71.2 MB). Peak memory consumption was 71.2 MB. Max. memory is 11.5 GB. [2018-12-02 09:33:46,847 INFO L168 Benchmark]: Witness Printer took 2.70 ms. Allocated memory is still 1.2 GB. Free memory is still 965.2 MB. There was no memory consumed. Max. memory is 11.5 GB. [2018-12-02 09:33:46,848 INFO L336 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.11 ms. Allocated memory is still 1.0 GB. Free memory is still 982.3 MB. There was no memory consumed. Max. memory is 11.5 GB. * CACSL2BoogieTranslator took 364.78 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 164.1 MB). Free memory was 954.9 MB in the beginning and 1.1 GB in the end (delta: -180.6 MB). Peak memory consumption was 30.3 MB. Max. memory is 11.5 GB. * Boogie Preprocessor took 50.26 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: 6.7 MB). Peak memory consumption was 6.7 MB. Max. memory is 11.5 GB. * RCFGBuilder took 510.45 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 1.0 GB in the end (delta: 92.5 MB). Peak memory consumption was 92.5 MB. Max. memory is 11.5 GB. * TraceAbstraction took 497.73 ms. Allocated memory is still 1.2 GB. Free memory was 1.0 GB in the beginning and 965.2 MB in the end (delta: 71.2 MB). Peak memory consumption was 71.2 MB. Max. memory is 11.5 GB. * Witness Printer took 2.70 ms. Allocated memory is still 1.2 GB. Free memory is still 965.2 MB. There was no memory consumed. Max. memory is 11.5 GB. * Results from de.uni_freiburg.informatik.ultimate.boogie.preprocessor: - GenericResult: Unfinished Backtranslation Generated EnsuresSpecification ensures #valid == old(#valid); is not ensure(true) * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IntegerLiteral 10 could not be translated for associated CType STRUCT~~ldv_list_head?next~*ldv_list_head?prev~*ldv_list_head# - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IntegerLiteral 9 could not be translated for associated CType STRUCT~~ldv_list_head?next~*ldv_list_head?prev~*ldv_list_head# * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - UnprovableResult [Line: 1456]: Unable to prove that all allocated memory was freed Unable to prove that all allocated memory was freed Reason: overapproximation of memtrack at line 1456. Possible FailurePath: [L1135] struct ldv_list_head ldv_global_msg_list = { &(ldv_global_msg_list), &(ldv_global_msg_list) }; [L1434] int *a9; VAL [\old(a9)=13, \old(a9)=12, \old(ldv_global_msg_list)=null, \old(ldv_global_msg_list)=null, a9={0:0}, ldv_global_msg_list={14:0}] [L1457] CALL entry_point() VAL [\old(a9)=0, \old(a9)=0, a9={0:0}, ldv_global_msg_list={14:0}] [L1448] CALL, EXPR probe_9_2() VAL [\old(a9)=0, \old(a9)=0, a9={0:0}, ldv_global_msg_list={14:0}] [L1437] CALL, EXPR ldv_malloc(sizeof(int)) VAL [\old(a9)=0, \old(a9)=0, \old(size)=4, a9={0:0}, ldv_global_msg_list={14:0}] [L1073] COND TRUE __VERIFIER_nondet_int() [L1074] return malloc(size); VAL [\old(a9)=0, \old(a9)=0, \old(size)=4, \result={15:0}, a9={0:0}, ldv_global_msg_list={14:0}, malloc(size)={15:0}, size=4] [L1437] RET, EXPR ldv_malloc(sizeof(int)) VAL [\old(a9)=0, \old(a9)=0, a9={0:0}, ldv_global_msg_list={14:0}, ldv_malloc(sizeof(int))={15:0}] [L1437] a9 = (int *)ldv_malloc(sizeof(int)) [L1440] return - -3; VAL [\old(a9)=0, \old(a9)=0, \result=3, a9={15:0}, ldv_global_msg_list={14:0}] [L1448] RET, EXPR probe_9_2() VAL [\old(a9)=0, \old(a9)=0, a9={15:0}, ldv_global_msg_list={14:0}, probe_9_2()=3] [L1448] int ret = probe_9_2(); [L1450] COND FALSE !(ret==0) VAL [\old(a9)=0, \old(a9)=0, a9={15:0}, ldv_global_msg_list={14:0}, ret=3] [L1453] a9 = 0 VAL [\old(a9)=0, \old(a9)=0, a9={0:0}, ldv_global_msg_list={14:0}, ret=3] [L1457] RET entry_point() VAL [\old(a9)=0, \old(a9)=0, a9={0:0}, ldv_global_msg_list={14:0}] - StatisticsResult: Ultimate Automizer benchmark data CFG has 45 procedures, 320 locations, 69 error locations. UNSAFE Result, 0.4s OverallTime, 4 OverallIterations, 1 TraceHistogramMax, 0.1s AutomataDifference, 0.0s DeadEndRemovalTime, 0.0s HoareAnnotationTime, HoareTripleCheckerStatistics: 98 SDtfs, 41 SDslu, 205 SDs, 0 SdLazy, 44 SolverSat, 5 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 0.0s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 17 GetRequests, 3 SyntacticMatches, 1 SemanticMatches, 13 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 2 ImplicationChecksByTransitivity, 0.0s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=102occurred 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, 3 MinimizatonAttempts, 14 StatesRemovedByMinimization, 2 NontrivialMinimizations, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: TraceCheckStatistics: 0.0s SsaConstructionTime, 0.0s SatisfiabilityAnalysisTime, 0.1s InterpolantComputationTime, 80 NumberOfCodeBlocks, 80 NumberOfCodeBlocksAsserted, 4 NumberOfCheckSat, 56 ConstructedInterpolants, 0 QuantifiedInterpolants, 2510 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 3 InterpolantComputations, 3 PerfectInterpolantSequences, 0/0 InterpolantCoveringCapability, InvariantSynthesisStatistics: No data available, InterpolantConsolidationStatistics: No data available, ReuseStatistics: No data available RESULT: Ultimate could not prove your program: unable to determine feasibility of some traces Received shutdown request... ### Bit-precise run ### This is Ultimate 0.1.23-635dfa2 [2018-12-02 09:33:48,191 INFO L170 SettingsManager]: Resetting all preferences to default values... [2018-12-02 09:33:48,192 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2018-12-02 09:33:48,201 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2018-12-02 09:33:48,201 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2018-12-02 09:33:48,202 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2018-12-02 09:33:48,203 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2018-12-02 09:33:48,204 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2018-12-02 09:33:48,205 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2018-12-02 09:33:48,206 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2018-12-02 09:33:48,206 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2018-12-02 09:33:48,206 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2018-12-02 09:33:48,207 INFO L174 SettingsManager]: Resetting PEA to Boogie preferences to default values [2018-12-02 09:33:48,208 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2018-12-02 09:33:48,209 INFO L174 SettingsManager]: Resetting ChcToBoogie preferences to default values [2018-12-02 09:33:48,209 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2018-12-02 09:33:48,210 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2018-12-02 09:33:48,211 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2018-12-02 09:33:48,212 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2018-12-02 09:33:48,213 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2018-12-02 09:33:48,214 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2018-12-02 09:33:48,215 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2018-12-02 09:33:48,216 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2018-12-02 09:33:48,217 INFO L177 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2018-12-02 09:33:48,217 INFO L174 SettingsManager]: Resetting TreeAutomizer preferences to default values [2018-12-02 09:33:48,217 INFO L174 SettingsManager]: Resetting IcfgTransformer preferences to default values [2018-12-02 09:33:48,218 INFO L174 SettingsManager]: Resetting Boogie Printer preferences to default values [2018-12-02 09:33:48,219 INFO L174 SettingsManager]: Resetting ReqPrinter preferences to default values [2018-12-02 09:33:48,219 INFO L174 SettingsManager]: Resetting Witness Printer preferences to default values [2018-12-02 09:33:48,220 INFO L177 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2018-12-02 09:33:48,220 INFO L174 SettingsManager]: Resetting CDTParser preferences to default values [2018-12-02 09:33:48,221 INFO L177 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2018-12-02 09:33:48,221 INFO L177 SettingsManager]: ReqParser provides no preferences, ignoring... [2018-12-02 09:33:48,221 INFO L174 SettingsManager]: Resetting SmtParser preferences to default values [2018-12-02 09:33:48,222 INFO L174 SettingsManager]: Resetting Witness Parser preferences to default values [2018-12-02 09:33:48,222 INFO L181 SettingsManager]: Finished resetting all preferences to default values... [2018-12-02 09:33:48,222 INFO L98 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/working_dir_b0a9da85-e1d4-418c-a506-f06473c78701/bin-2019/uautomizer/config/svcomp-DerefFreeMemtrack-32bit-Automizer_Bitvector.epf [2018-12-02 09:33:48,232 INFO L110 SettingsManager]: Loading preferences was successful [2018-12-02 09:33:48,233 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2018-12-02 09:33:48,233 INFO L131 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2018-12-02 09:33:48,233 INFO L133 SettingsManager]: * ... calls to implemented procedures=ONLY_FOR_CONCURRENT_PROGRAMS [2018-12-02 09:33:48,234 INFO L131 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2018-12-02 09:33:48,234 INFO L133 SettingsManager]: * Create parallel compositions if possible=false [2018-12-02 09:33:48,234 INFO L133 SettingsManager]: * Use SBE=true [2018-12-02 09:33:48,234 INFO L131 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2018-12-02 09:33:48,234 INFO L133 SettingsManager]: * sizeof long=4 [2018-12-02 09:33:48,235 INFO L133 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2018-12-02 09:33:48,235 INFO L133 SettingsManager]: * Overapproximate operations on floating types=true [2018-12-02 09:33:48,235 INFO L133 SettingsManager]: * sizeof POINTER=4 [2018-12-02 09:33:48,235 INFO L133 SettingsManager]: * Check division by zero=IGNORE [2018-12-02 09:33:48,235 INFO L133 SettingsManager]: * Check for the main procedure if all allocated memory was freed=true [2018-12-02 09:33:48,235 INFO L133 SettingsManager]: * Bitprecise bitfields=true [2018-12-02 09:33:48,235 INFO L133 SettingsManager]: * SV-COMP memtrack compatibility mode=true [2018-12-02 09:33:48,235 INFO L133 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2018-12-02 09:33:48,236 INFO L133 SettingsManager]: * Use bitvectors instead of ints=true [2018-12-02 09:33:48,236 INFO L133 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2018-12-02 09:33:48,236 INFO L133 SettingsManager]: * sizeof long double=12 [2018-12-02 09:33:48,236 INFO L133 SettingsManager]: * Use constant arrays=true [2018-12-02 09:33:48,236 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2018-12-02 09:33:48,236 INFO L133 SettingsManager]: * Size of a code block=SequenceOfStatements [2018-12-02 09:33:48,236 INFO L133 SettingsManager]: * To the following directory=./dump/ [2018-12-02 09:33:48,237 INFO L133 SettingsManager]: * SMT solver=External_DefaultMode [2018-12-02 09:33:48,237 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2018-12-02 09:33:48,237 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2018-12-02 09:33:48,237 INFO L133 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2018-12-02 09:33:48,237 INFO L133 SettingsManager]: * Trace refinement strategy=WOLF [2018-12-02 09:33:48,237 INFO L133 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2018-12-02 09:33:48,237 INFO L133 SettingsManager]: * Command for external solver=cvc4 --incremental --rewrite-divk --print-success --lang smt [2018-12-02 09:33:48,237 INFO L133 SettingsManager]: * Logic for external solver=AUFBV 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_b0a9da85-e1d4-418c-a506-f06473c78701/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 -> 56c8039fadf202d7112858f8720c1e992482ac73 [2018-12-02 09:33:48,261 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2018-12-02 09:33:48,268 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2018-12-02 09:33:48,270 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2018-12-02 09:33:48,271 INFO L271 PluginConnector]: Initializing CDTParser... [2018-12-02 09:33:48,271 INFO L276 PluginConnector]: CDTParser initialized [2018-12-02 09:33:48,272 INFO L418 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/working_dir_b0a9da85-e1d4-418c-a506-f06473c78701/bin-2019/uautomizer/../../sv-benchmarks/c/ldv-memsafety/memleaks_test9_1_false-valid-memtrack_true-termination.i [2018-12-02 09:33:48,309 INFO L221 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_b0a9da85-e1d4-418c-a506-f06473c78701/bin-2019/uautomizer/data/5ac409ecb/e30c086ce4c24943ac6ec8660ef2c017/FLAG6059f207d [2018-12-02 09:33:48,692 INFO L307 CDTParser]: Found 1 translation units. [2018-12-02 09:33:48,693 INFO L161 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/working_dir_b0a9da85-e1d4-418c-a506-f06473c78701/sv-benchmarks/c/ldv-memsafety/memleaks_test9_1_false-valid-memtrack_true-termination.i [2018-12-02 09:33:48,701 INFO L355 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_b0a9da85-e1d4-418c-a506-f06473c78701/bin-2019/uautomizer/data/5ac409ecb/e30c086ce4c24943ac6ec8660ef2c017/FLAG6059f207d [2018-12-02 09:33:48,709 INFO L363 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/working_dir_b0a9da85-e1d4-418c-a506-f06473c78701/bin-2019/uautomizer/data/5ac409ecb/e30c086ce4c24943ac6ec8660ef2c017 [2018-12-02 09:33:48,711 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2018-12-02 09:33:48,712 INFO L131 ToolchainWalker]: Walking toolchain with 5 elements. [2018-12-02 09:33:48,712 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2018-12-02 09:33:48,712 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2018-12-02 09:33:48,714 INFO L276 PluginConnector]: CACSL2BoogieTranslator initialized [2018-12-02 09:33:48,715 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 02.12 09:33:48" (1/1) ... [2018-12-02 09:33:48,716 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@7d255691 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 09:33:48, skipping insertion in model container [2018-12-02 09:33:48,717 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 02.12 09:33:48" (1/1) ... [2018-12-02 09:33:48,721 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2018-12-02 09:33:48,745 INFO L176 MainTranslator]: Built tables and reachable declarations [2018-12-02 09:33:48,937 INFO L203 PostProcessor]: Analyzing one entry point: main [2018-12-02 09:33:48,949 INFO L191 MainTranslator]: Completed pre-run [2018-12-02 09:33:49,015 INFO L203 PostProcessor]: Analyzing one entry point: main [2018-12-02 09:33:49,048 INFO L195 MainTranslator]: Completed translation [2018-12-02 09:33:49,048 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 09:33:49 WrapperNode [2018-12-02 09:33:49,048 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2018-12-02 09:33:49,049 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2018-12-02 09:33:49,049 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2018-12-02 09:33:49,049 INFO L276 PluginConnector]: Boogie Preprocessor initialized [2018-12-02 09:33:49,056 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 09:33:49" (1/1) ... [2018-12-02 09:33:49,057 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 09:33:49" (1/1) ... [2018-12-02 09:33:49,068 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 09:33:49" (1/1) ... [2018-12-02 09:33:49,068 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 09:33:49" (1/1) ... [2018-12-02 09:33:49,083 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 09:33:49" (1/1) ... [2018-12-02 09:33:49,086 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 09:33:49" (1/1) ... [2018-12-02 09:33:49,089 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 09:33:49" (1/1) ... [2018-12-02 09:33:49,093 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2018-12-02 09:33:49,093 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2018-12-02 09:33:49,094 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2018-12-02 09:33:49,094 INFO L276 PluginConnector]: RCFGBuilder initialized [2018-12-02 09:33:49,094 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 09:33:49" (1/1) ... No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_b0a9da85-e1d4-418c-a506-f06473c78701/bin-2019/uautomizer/z3 Starting monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2018-12-02 09:33:49,125 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2018-12-02 09:33:49,125 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2018-12-02 09:33:49,125 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~TO~VOID [2018-12-02 09:33:49,125 INFO L138 BoogieDeclarations]: Found implementation of procedure __bswap_32 [2018-12-02 09:33:49,125 INFO L138 BoogieDeclarations]: Found implementation of procedure __bswap_64 [2018-12-02 09:33:49,126 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_nonpositive [2018-12-02 09:33:49,126 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_positive [2018-12-02 09:33:49,126 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_malloc [2018-12-02 09:33:49,126 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_zalloc [2018-12-02 09:33:49,126 INFO L138 BoogieDeclarations]: Found implementation of procedure LDV_INIT_LIST_HEAD [2018-12-02 09:33:49,126 INFO L138 BoogieDeclarations]: Found implementation of procedure __ldv_list_add [2018-12-02 09:33:49,126 INFO L138 BoogieDeclarations]: Found implementation of procedure __ldv_list_del [2018-12-02 09:33:49,126 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_list_add [2018-12-02 09:33:49,126 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_list_add_tail [2018-12-02 09:33:49,126 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_list_del [2018-12-02 09:33:49,126 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_msg_alloc [2018-12-02 09:33:49,126 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_msg_fill [2018-12-02 09:33:49,127 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_msg_free [2018-12-02 09:33:49,127 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_submit_msg [2018-12-02 09:33:49,127 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_destroy_msgs [2018-12-02 09:33:49,127 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_dev_get_drvdata [2018-12-02 09:33:49,127 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_dev_set_drvdata [2018-12-02 09:33:49,127 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_atomic_add_return [2018-12-02 09:33:49,127 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_atomic_sub_return [2018-12-02 09:33:49,127 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_kref_sub [2018-12-02 09:33:49,127 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_kref_init [2018-12-02 09:33:49,127 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_kref_get [2018-12-02 09:33:49,127 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_kref_put [2018-12-02 09:33:49,128 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_kobject_del [2018-12-02 09:33:49,128 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_kobject_cleanup [2018-12-02 09:33:49,128 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_kobject_release [2018-12-02 09:33:49,128 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_kobject_put [2018-12-02 09:33:49,128 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_kobject_get [2018-12-02 09:33:49,128 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_kobject_init_internal [2018-12-02 09:33:49,128 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_kobject_init [2018-12-02 09:33:49,128 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_kobject_create [2018-12-02 09:33:49,128 INFO L138 BoogieDeclarations]: Found implementation of procedure f [2018-12-02 09:33:49,128 INFO L138 BoogieDeclarations]: Found implementation of procedure g [2018-12-02 09:33:49,128 INFO L138 BoogieDeclarations]: Found implementation of procedure probe_9_2 [2018-12-02 09:33:49,128 INFO L138 BoogieDeclarations]: Found implementation of procedure disconnect_9 [2018-12-02 09:33:49,128 INFO L138 BoogieDeclarations]: Found implementation of procedure entry_point [2018-12-02 09:33:49,129 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2018-12-02 09:33:49,129 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset [2018-12-02 09:33:49,129 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.meminit [2018-12-02 09:33:49,129 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy [2018-12-02 09:33:49,129 INFO L130 BoogieDeclarations]: Found specification of procedure __bswap_32 [2018-12-02 09:33:49,129 INFO L130 BoogieDeclarations]: Found specification of procedure __bswap_64 [2018-12-02 09:33:49,129 INFO L130 BoogieDeclarations]: Found specification of procedure __ctype_get_mb_cur_max [2018-12-02 09:33:49,129 INFO L130 BoogieDeclarations]: Found specification of procedure atof [2018-12-02 09:33:49,129 INFO L130 BoogieDeclarations]: Found specification of procedure atoi [2018-12-02 09:33:49,129 INFO L130 BoogieDeclarations]: Found specification of procedure atol [2018-12-02 09:33:49,129 INFO L130 BoogieDeclarations]: Found specification of procedure atoll [2018-12-02 09:33:49,129 INFO L130 BoogieDeclarations]: Found specification of procedure strtod [2018-12-02 09:33:49,129 INFO L130 BoogieDeclarations]: Found specification of procedure strtof [2018-12-02 09:33:49,129 INFO L130 BoogieDeclarations]: Found specification of procedure strtold [2018-12-02 09:33:49,130 INFO L130 BoogieDeclarations]: Found specification of procedure strtol [2018-12-02 09:33:49,130 INFO L130 BoogieDeclarations]: Found specification of procedure strtoul [2018-12-02 09:33:49,130 INFO L130 BoogieDeclarations]: Found specification of procedure strtoq [2018-12-02 09:33:49,130 INFO L130 BoogieDeclarations]: Found specification of procedure strtouq [2018-12-02 09:33:49,130 INFO L130 BoogieDeclarations]: Found specification of procedure strtoll [2018-12-02 09:33:49,130 INFO L130 BoogieDeclarations]: Found specification of procedure strtoull [2018-12-02 09:33:49,130 INFO L130 BoogieDeclarations]: Found specification of procedure l64a [2018-12-02 09:33:49,130 INFO L130 BoogieDeclarations]: Found specification of procedure a64l [2018-12-02 09:33:49,130 INFO L130 BoogieDeclarations]: Found specification of procedure select [2018-12-02 09:33:49,130 INFO L130 BoogieDeclarations]: Found specification of procedure pselect [2018-12-02 09:33:49,130 INFO L130 BoogieDeclarations]: Found specification of procedure gnu_dev_major [2018-12-02 09:33:49,130 INFO L130 BoogieDeclarations]: Found specification of procedure gnu_dev_minor [2018-12-02 09:33:49,130 INFO L130 BoogieDeclarations]: Found specification of procedure gnu_dev_makedev [2018-12-02 09:33:49,130 INFO L130 BoogieDeclarations]: Found specification of procedure random [2018-12-02 09:33:49,130 INFO L130 BoogieDeclarations]: Found specification of procedure srandom [2018-12-02 09:33:49,130 INFO L130 BoogieDeclarations]: Found specification of procedure initstate [2018-12-02 09:33:49,131 INFO L130 BoogieDeclarations]: Found specification of procedure setstate [2018-12-02 09:33:49,131 INFO L130 BoogieDeclarations]: Found specification of procedure random_r [2018-12-02 09:33:49,131 INFO L130 BoogieDeclarations]: Found specification of procedure srandom_r [2018-12-02 09:33:49,131 INFO L130 BoogieDeclarations]: Found specification of procedure initstate_r [2018-12-02 09:33:49,131 INFO L130 BoogieDeclarations]: Found specification of procedure setstate_r [2018-12-02 09:33:49,131 INFO L130 BoogieDeclarations]: Found specification of procedure rand [2018-12-02 09:33:49,131 INFO L130 BoogieDeclarations]: Found specification of procedure srand [2018-12-02 09:33:49,131 INFO L130 BoogieDeclarations]: Found specification of procedure rand_r [2018-12-02 09:33:49,131 INFO L130 BoogieDeclarations]: Found specification of procedure drand48 [2018-12-02 09:33:49,131 INFO L130 BoogieDeclarations]: Found specification of procedure erand48 [2018-12-02 09:33:49,131 INFO L130 BoogieDeclarations]: Found specification of procedure lrand48 [2018-12-02 09:33:49,131 INFO L130 BoogieDeclarations]: Found specification of procedure nrand48 [2018-12-02 09:33:49,131 INFO L130 BoogieDeclarations]: Found specification of procedure mrand48 [2018-12-02 09:33:49,131 INFO L130 BoogieDeclarations]: Found specification of procedure jrand48 [2018-12-02 09:33:49,131 INFO L130 BoogieDeclarations]: Found specification of procedure srand48 [2018-12-02 09:33:49,131 INFO L130 BoogieDeclarations]: Found specification of procedure seed48 [2018-12-02 09:33:49,132 INFO L130 BoogieDeclarations]: Found specification of procedure lcong48 [2018-12-02 09:33:49,132 INFO L130 BoogieDeclarations]: Found specification of procedure drand48_r [2018-12-02 09:33:49,132 INFO L130 BoogieDeclarations]: Found specification of procedure erand48_r [2018-12-02 09:33:49,132 INFO L130 BoogieDeclarations]: Found specification of procedure lrand48_r [2018-12-02 09:33:49,132 INFO L130 BoogieDeclarations]: Found specification of procedure nrand48_r [2018-12-02 09:33:49,132 INFO L130 BoogieDeclarations]: Found specification of procedure mrand48_r [2018-12-02 09:33:49,132 INFO L130 BoogieDeclarations]: Found specification of procedure jrand48_r [2018-12-02 09:33:49,132 INFO L130 BoogieDeclarations]: Found specification of procedure srand48_r [2018-12-02 09:33:49,132 INFO L130 BoogieDeclarations]: Found specification of procedure seed48_r [2018-12-02 09:33:49,132 INFO L130 BoogieDeclarations]: Found specification of procedure lcong48_r [2018-12-02 09:33:49,132 INFO L130 BoogieDeclarations]: Found specification of procedure malloc [2018-12-02 09:33:49,132 INFO L130 BoogieDeclarations]: Found specification of procedure calloc [2018-12-02 09:33:49,132 INFO L130 BoogieDeclarations]: Found specification of procedure realloc [2018-12-02 09:33:49,132 INFO L130 BoogieDeclarations]: Found specification of procedure free [2018-12-02 09:33:49,132 INFO L130 BoogieDeclarations]: Found specification of procedure cfree [2018-12-02 09:33:49,132 INFO L130 BoogieDeclarations]: Found specification of procedure alloca [2018-12-02 09:33:49,132 INFO L130 BoogieDeclarations]: Found specification of procedure valloc [2018-12-02 09:33:49,133 INFO L130 BoogieDeclarations]: Found specification of procedure posix_memalign [2018-12-02 09:33:49,133 INFO L130 BoogieDeclarations]: Found specification of procedure abort [2018-12-02 09:33:49,133 INFO L130 BoogieDeclarations]: Found specification of procedure atexit [2018-12-02 09:33:49,133 INFO L130 BoogieDeclarations]: Found specification of procedure on_exit [2018-12-02 09:33:49,133 INFO L130 BoogieDeclarations]: Found specification of procedure exit [2018-12-02 09:33:49,133 INFO L130 BoogieDeclarations]: Found specification of procedure _Exit [2018-12-02 09:33:49,133 INFO L130 BoogieDeclarations]: Found specification of procedure getenv [2018-12-02 09:33:49,133 INFO L130 BoogieDeclarations]: Found specification of procedure putenv [2018-12-02 09:33:49,133 INFO L130 BoogieDeclarations]: Found specification of procedure setenv [2018-12-02 09:33:49,133 INFO L130 BoogieDeclarations]: Found specification of procedure unsetenv [2018-12-02 09:33:49,133 INFO L130 BoogieDeclarations]: Found specification of procedure clearenv [2018-12-02 09:33:49,133 INFO L130 BoogieDeclarations]: Found specification of procedure mktemp [2018-12-02 09:33:49,133 INFO L130 BoogieDeclarations]: Found specification of procedure mkstemp [2018-12-02 09:33:49,133 INFO L130 BoogieDeclarations]: Found specification of procedure mkstemps [2018-12-02 09:33:49,133 INFO L130 BoogieDeclarations]: Found specification of procedure mkdtemp [2018-12-02 09:33:49,133 INFO L130 BoogieDeclarations]: Found specification of procedure system [2018-12-02 09:33:49,133 INFO L130 BoogieDeclarations]: Found specification of procedure realpath [2018-12-02 09:33:49,134 INFO L130 BoogieDeclarations]: Found specification of procedure bsearch [2018-12-02 09:33:49,134 INFO L130 BoogieDeclarations]: Found specification of procedure qsort [2018-12-02 09:33:49,134 INFO L130 BoogieDeclarations]: Found specification of procedure abs [2018-12-02 09:33:49,134 INFO L130 BoogieDeclarations]: Found specification of procedure labs [2018-12-02 09:33:49,134 INFO L130 BoogieDeclarations]: Found specification of procedure llabs [2018-12-02 09:33:49,134 INFO L130 BoogieDeclarations]: Found specification of procedure div [2018-12-02 09:33:49,134 INFO L130 BoogieDeclarations]: Found specification of procedure ldiv [2018-12-02 09:33:49,134 INFO L130 BoogieDeclarations]: Found specification of procedure lldiv [2018-12-02 09:33:49,134 INFO L130 BoogieDeclarations]: Found specification of procedure ecvt [2018-12-02 09:33:49,134 INFO L130 BoogieDeclarations]: Found specification of procedure fcvt [2018-12-02 09:33:49,134 INFO L130 BoogieDeclarations]: Found specification of procedure gcvt [2018-12-02 09:33:49,134 INFO L130 BoogieDeclarations]: Found specification of procedure qecvt [2018-12-02 09:33:49,134 INFO L130 BoogieDeclarations]: Found specification of procedure qfcvt [2018-12-02 09:33:49,134 INFO L130 BoogieDeclarations]: Found specification of procedure qgcvt [2018-12-02 09:33:49,134 INFO L130 BoogieDeclarations]: Found specification of procedure ecvt_r [2018-12-02 09:33:49,134 INFO L130 BoogieDeclarations]: Found specification of procedure fcvt_r [2018-12-02 09:33:49,134 INFO L130 BoogieDeclarations]: Found specification of procedure qecvt_r [2018-12-02 09:33:49,134 INFO L130 BoogieDeclarations]: Found specification of procedure qfcvt_r [2018-12-02 09:33:49,135 INFO L130 BoogieDeclarations]: Found specification of procedure mblen [2018-12-02 09:33:49,135 INFO L130 BoogieDeclarations]: Found specification of procedure mbtowc [2018-12-02 09:33:49,135 INFO L130 BoogieDeclarations]: Found specification of procedure wctomb [2018-12-02 09:33:49,135 INFO L130 BoogieDeclarations]: Found specification of procedure mbstowcs [2018-12-02 09:33:49,135 INFO L130 BoogieDeclarations]: Found specification of procedure wcstombs [2018-12-02 09:33:49,135 INFO L130 BoogieDeclarations]: Found specification of procedure rpmatch [2018-12-02 09:33:49,135 INFO L130 BoogieDeclarations]: Found specification of procedure getsubopt [2018-12-02 09:33:49,135 INFO L130 BoogieDeclarations]: Found specification of procedure getloadavg [2018-12-02 09:33:49,135 INFO L130 BoogieDeclarations]: Found specification of procedure kfree [2018-12-02 09:33:49,135 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_int [2018-12-02 09:33:49,135 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_pointer [2018-12-02 09:33:49,135 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_nonpositive [2018-12-02 09:33:49,135 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_positive [2018-12-02 09:33:49,135 INFO L130 BoogieDeclarations]: Found specification of procedure memcpy [2018-12-02 09:33:49,135 INFO L130 BoogieDeclarations]: Found specification of procedure memset [2018-12-02 09:33:49,135 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_malloc [2018-12-02 09:33:49,135 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.alloc [2018-12-02 09:33:49,135 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_zalloc [2018-12-02 09:33:49,136 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.meminit [2018-12-02 09:33:49,136 INFO L130 BoogieDeclarations]: Found specification of procedure LDV_INIT_LIST_HEAD [2018-12-02 09:33:49,136 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2018-12-02 09:33:49,136 INFO L130 BoogieDeclarations]: Found specification of procedure __ldv_list_add [2018-12-02 09:33:49,136 INFO L130 BoogieDeclarations]: Found specification of procedure __ldv_list_del [2018-12-02 09:33:49,136 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_list_add [2018-12-02 09:33:49,136 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2018-12-02 09:33:49,136 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_list_add_tail [2018-12-02 09:33:49,136 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_list_del [2018-12-02 09:33:49,136 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_msg_alloc [2018-12-02 09:33:49,136 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_msg_fill [2018-12-02 09:33:49,136 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy [2018-12-02 09:33:49,136 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_msg_free [2018-12-02 09:33:49,136 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2018-12-02 09:33:49,136 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_submit_msg [2018-12-02 09:33:49,136 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_destroy_msgs [2018-12-02 09:33:49,136 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_dev_get_drvdata [2018-12-02 09:33:49,136 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_dev_set_drvdata [2018-12-02 09:33:49,137 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_atomic_add_return [2018-12-02 09:33:49,137 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4 [2018-12-02 09:33:49,137 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4 [2018-12-02 09:33:49,137 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_atomic_sub_return [2018-12-02 09:33:49,137 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_kref_sub [2018-12-02 09:33:49,137 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~TO~VOID [2018-12-02 09:33:49,137 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_kref_init [2018-12-02 09:33:49,137 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_kref_get [2018-12-02 09:33:49,137 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_kref_put [2018-12-02 09:33:49,137 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_kobject_del [2018-12-02 09:33:49,137 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_kobject_cleanup [2018-12-02 09:33:49,137 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_kobject_release [2018-12-02 09:33:49,137 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_kobject_put [2018-12-02 09:33:49,137 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_kobject_get [2018-12-02 09:33:49,137 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_kobject_init_internal [2018-12-02 09:33:49,137 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_kobject_init [2018-12-02 09:33:49,137 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_kobject_create [2018-12-02 09:33:49,137 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset [2018-12-02 09:33:49,137 INFO L130 BoogieDeclarations]: Found specification of procedure f [2018-12-02 09:33:49,138 INFO L130 BoogieDeclarations]: Found specification of procedure g [2018-12-02 09:33:49,138 INFO L130 BoogieDeclarations]: Found specification of procedure probe_9_2 [2018-12-02 09:33:49,138 INFO L130 BoogieDeclarations]: Found specification of procedure disconnect_9 [2018-12-02 09:33:49,138 INFO L130 BoogieDeclarations]: Found specification of procedure entry_point [2018-12-02 09:33:49,138 INFO L130 BoogieDeclarations]: Found specification of procedure main [2018-12-02 09:33:49,138 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2018-12-02 09:33:49,138 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$ [2018-12-02 09:33:49,138 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2018-12-02 09:33:49,138 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE4 [2018-12-02 09:33:49,138 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~intINTTYPE4 [2018-12-02 09:33:49,138 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$ [2018-12-02 09:33:49,138 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$ [2018-12-02 09:33:49,402 WARN L615 $ProcedureCfgBuilder]: Label in the middle of a codeblock. [2018-12-02 09:33:49,635 WARN L615 $ProcedureCfgBuilder]: Label in the middle of a codeblock. [2018-12-02 09:33:49,848 INFO L275 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2018-12-02 09:33:49,848 INFO L280 CfgBuilder]: Removed 1 assue(true) statements. [2018-12-02 09:33:49,848 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 02.12 09:33:49 BoogieIcfgContainer [2018-12-02 09:33:49,848 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2018-12-02 09:33:49,849 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2018-12-02 09:33:49,849 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2018-12-02 09:33:49,851 INFO L276 PluginConnector]: TraceAbstraction initialized [2018-12-02 09:33:49,851 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 02.12 09:33:48" (1/3) ... [2018-12-02 09:33:49,852 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@c4dd80e and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 02.12 09:33:49, skipping insertion in model container [2018-12-02 09:33:49,852 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 09:33:49" (2/3) ... [2018-12-02 09:33:49,852 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@c4dd80e and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 02.12 09:33:49, skipping insertion in model container [2018-12-02 09:33:49,852 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 02.12 09:33:49" (3/3) ... [2018-12-02 09:33:49,854 INFO L112 eAbstractionObserver]: Analyzing ICFG memleaks_test9_1_false-valid-memtrack_true-termination.i [2018-12-02 09:33:49,862 INFO L156 ceAbstractionStarter]: Automizer settings: Hoare:false NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2018-12-02 09:33:49,867 INFO L168 ceAbstractionStarter]: Appying trace abstraction to program that has 69 error locations. [2018-12-02 09:33:49,876 INFO L257 AbstractCegarLoop]: Starting to check reachability of 69 error locations. [2018-12-02 09:33:49,890 INFO L133 ementStrategyFactory]: Using default assertion order modulation [2018-12-02 09:33:49,890 INFO L382 AbstractCegarLoop]: Interprodecural is true [2018-12-02 09:33:49,890 INFO L383 AbstractCegarLoop]: Hoare is false [2018-12-02 09:33:49,890 INFO L384 AbstractCegarLoop]: Compute interpolants for FPandBP [2018-12-02 09:33:49,890 INFO L385 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2018-12-02 09:33:49,891 INFO L386 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2018-12-02 09:33:49,891 INFO L387 AbstractCegarLoop]: Difference is false [2018-12-02 09:33:49,891 INFO L388 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2018-12-02 09:33:49,891 INFO L393 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2018-12-02 09:33:49,900 INFO L276 IsEmpty]: Start isEmpty. Operand 102 states. [2018-12-02 09:33:49,905 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 20 [2018-12-02 09:33:49,905 INFO L394 BasicCegarLoop]: Found error trace [2018-12-02 09:33:49,906 INFO L402 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-12-02 09:33:49,907 INFO L423 AbstractCegarLoop]: === Iteration 1 === [ldv_kref_initErr0REQUIRES_VIOLATION, ldv_kref_initErr1REQUIRES_VIOLATION, ldv_list_addErr1REQUIRES_VIOLATION, ldv_list_addErr0REQUIRES_VIOLATION, ldv_kobject_createErr1REQUIRES_VIOLATION, ldv_kobject_createErr0REQUIRES_VIOLATION, ldv_destroy_msgsErr0REQUIRES_VIOLATION, ldv_destroy_msgsErr5REQUIRES_VIOLATION, ldv_destroy_msgsErr4REQUIRES_VIOLATION, ldv_destroy_msgsErr3REQUIRES_VIOLATION, ldv_destroy_msgsErr2REQUIRES_VIOLATION, ldv_destroy_msgsErr1REQUIRES_VIOLATION, ldv_msg_fillErr2REQUIRES_VIOLATION, ldv_msg_fillErr3REQUIRES_VIOLATION, ldv_msg_fillErr1REQUIRES_VIOLATION, ldv_msg_fillErr5REQUIRES_VIOLATION, ldv_msg_fillErr0REQUIRES_VIOLATION, ldv_msg_fillErr4REQUIRES_VIOLATION, ldv_atomic_add_returnErr3REQUIRES_VIOLATION, ldv_atomic_add_returnErr2REQUIRES_VIOLATION, ldv_atomic_add_returnErr1REQUIRES_VIOLATION, ldv_atomic_add_returnErr0REQUIRES_VIOLATION, __ldv_list_delErr1REQUIRES_VIOLATION, __ldv_list_delErr2REQUIRES_VIOLATION, __ldv_list_delErr3REQUIRES_VIOLATION, __ldv_list_delErr0REQUIRES_VIOLATION, ldv_kobject_cleanupErr2ASSERT_VIOLATIONMEMORY_FREE, ldv_kobject_cleanupErr0REQUIRES_VIOLATION, ldv_kobject_cleanupErr5ASSERT_VIOLATIONMEMORY_FREE, ldv_kobject_cleanupErr4ASSERT_VIOLATIONMEMORY_FREE, ldv_kobject_cleanupErr1REQUIRES_VIOLATION, ldv_kobject_cleanupErr3ASSERT_VIOLATIONMEMORY_FREE, ldv_msg_freeErr0REQUIRES_VIOLATION, ldv_msg_freeErr4ASSERT_VIOLATIONMEMORY_FREE, ldv_msg_freeErr3ASSERT_VIOLATIONMEMORY_FREE, ldv_msg_freeErr2ASSERT_VIOLATIONMEMORY_FREE, ldv_msg_freeErr5ASSERT_VIOLATIONMEMORY_FREE, ldv_msg_freeErr1REQUIRES_VIOLATION, mainErr0ENSURES_VIOLATIONMEMORY_LEAK, LDV_INIT_LIST_HEADErr3REQUIRES_VIOLATION, LDV_INIT_LIST_HEADErr2REQUIRES_VIOLATION, LDV_INIT_LIST_HEADErr1REQUIRES_VIOLATION, LDV_INIT_LIST_HEADErr0REQUIRES_VIOLATION, ldv_list_delErr3REQUIRES_VIOLATION, ldv_list_delErr2REQUIRES_VIOLATION, ldv_list_delErr1REQUIRES_VIOLATION, ldv_list_delErr0REQUIRES_VIOLATION, __ldv_list_addErr6REQUIRES_VIOLATION, __ldv_list_addErr1REQUIRES_VIOLATION, __ldv_list_addErr7REQUIRES_VIOLATION, __ldv_list_addErr2REQUIRES_VIOLATION, __ldv_list_addErr3REQUIRES_VIOLATION, __ldv_list_addErr4REQUIRES_VIOLATION, __ldv_list_addErr5REQUIRES_VIOLATION, __ldv_list_addErr0REQUIRES_VIOLATION, ldv_dev_set_drvdataErr1REQUIRES_VIOLATION, ldv_dev_set_drvdataErr0REQUIRES_VIOLATION, ldv_atomic_sub_returnErr3REQUIRES_VIOLATION, ldv_atomic_sub_returnErr2REQUIRES_VIOLATION, ldv_atomic_sub_returnErr1REQUIRES_VIOLATION, ldv_atomic_sub_returnErr0REQUIRES_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, disconnect_9Err0ASSERT_VIOLATIONMEMORY_FREE, disconnect_9Err1ASSERT_VIOLATIONMEMORY_FREE]=== [2018-12-02 09:33:49,910 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-12-02 09:33:49,910 INFO L82 PathProgramCache]: Analyzing trace with hash 1493446109, now seen corresponding path program 1 times [2018-12-02 09:33:49,913 INFO L223 ckRefinementStrategy]: Switched to mode CVC4_FPBP [2018-12-02 09:33:49,913 INFO L69 tionRefinementEngine]: Using refinement strategy WolfRefinementStrategy No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_b0a9da85-e1d4-418c-a506-f06473c78701/bin-2019/uautomizer/cvc4 Starting monitored process 2 with cvc4 --incremental --print-success --lang smt --rewrite-divk (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 2 with cvc4 --incremental --print-success --lang smt --rewrite-divk [2018-12-02 09:33:49,929 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-12-02 09:33:49,971 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 09:33:49,978 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-12-02 09:33:50,007 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-02 09:33:50,008 INFO L312 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2018-12-02 09:33:50,010 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-12-02 09:33:50,010 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2018-12-02 09:33:50,012 INFO L459 AbstractCegarLoop]: Interpolant automaton has 5 states [2018-12-02 09:33:50,020 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2018-12-02 09:33:50,021 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2018-12-02 09:33:50,022 INFO L87 Difference]: Start difference. First operand 102 states. Second operand 5 states. [2018-12-02 09:33:50,068 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-12-02 09:33:50,068 INFO L93 Difference]: Finished difference Result 31 states and 32 transitions. [2018-12-02 09:33:50,068 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2018-12-02 09:33:50,069 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 19 [2018-12-02 09:33:50,070 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-12-02 09:33:50,075 INFO L225 Difference]: With dead ends: 31 [2018-12-02 09:33:50,075 INFO L226 Difference]: Without dead ends: 28 [2018-12-02 09:33:50,077 INFO L631 BasicCegarLoop]: 0 DeclaredPredicates, 20 GetRequests, 15 SyntacticMatches, 0 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=15, Invalid=27, Unknown=0, NotChecked=0, Total=42 [2018-12-02 09:33:50,087 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 28 states. [2018-12-02 09:33:50,096 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 28 to 28. [2018-12-02 09:33:50,097 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 28 states. [2018-12-02 09:33:50,098 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 28 states to 28 states and 29 transitions. [2018-12-02 09:33:50,098 INFO L78 Accepts]: Start accepts. Automaton has 28 states and 29 transitions. Word has length 19 [2018-12-02 09:33:50,099 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-12-02 09:33:50,099 INFO L480 AbstractCegarLoop]: Abstraction has 28 states and 29 transitions. [2018-12-02 09:33:50,099 INFO L481 AbstractCegarLoop]: Interpolant automaton has 5 states. [2018-12-02 09:33:50,099 INFO L276 IsEmpty]: Start isEmpty. Operand 28 states and 29 transitions. [2018-12-02 09:33:50,099 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2018-12-02 09:33:50,099 INFO L394 BasicCegarLoop]: Found error trace [2018-12-02 09:33:50,099 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] [2018-12-02 09:33:50,100 INFO L423 AbstractCegarLoop]: === Iteration 2 === [ldv_kref_initErr0REQUIRES_VIOLATION, ldv_kref_initErr1REQUIRES_VIOLATION, ldv_list_addErr1REQUIRES_VIOLATION, ldv_list_addErr0REQUIRES_VIOLATION, ldv_kobject_createErr1REQUIRES_VIOLATION, ldv_kobject_createErr0REQUIRES_VIOLATION, ldv_destroy_msgsErr0REQUIRES_VIOLATION, ldv_destroy_msgsErr5REQUIRES_VIOLATION, ldv_destroy_msgsErr4REQUIRES_VIOLATION, ldv_destroy_msgsErr3REQUIRES_VIOLATION, ldv_destroy_msgsErr2REQUIRES_VIOLATION, ldv_destroy_msgsErr1REQUIRES_VIOLATION, ldv_msg_fillErr2REQUIRES_VIOLATION, ldv_msg_fillErr3REQUIRES_VIOLATION, ldv_msg_fillErr1REQUIRES_VIOLATION, ldv_msg_fillErr5REQUIRES_VIOLATION, ldv_msg_fillErr0REQUIRES_VIOLATION, ldv_msg_fillErr4REQUIRES_VIOLATION, ldv_atomic_add_returnErr3REQUIRES_VIOLATION, ldv_atomic_add_returnErr2REQUIRES_VIOLATION, ldv_atomic_add_returnErr1REQUIRES_VIOLATION, ldv_atomic_add_returnErr0REQUIRES_VIOLATION, __ldv_list_delErr1REQUIRES_VIOLATION, __ldv_list_delErr2REQUIRES_VIOLATION, __ldv_list_delErr3REQUIRES_VIOLATION, __ldv_list_delErr0REQUIRES_VIOLATION, ldv_kobject_cleanupErr2ASSERT_VIOLATIONMEMORY_FREE, ldv_kobject_cleanupErr0REQUIRES_VIOLATION, ldv_kobject_cleanupErr5ASSERT_VIOLATIONMEMORY_FREE, ldv_kobject_cleanupErr4ASSERT_VIOLATIONMEMORY_FREE, ldv_kobject_cleanupErr1REQUIRES_VIOLATION, ldv_kobject_cleanupErr3ASSERT_VIOLATIONMEMORY_FREE, ldv_msg_freeErr0REQUIRES_VIOLATION, ldv_msg_freeErr4ASSERT_VIOLATIONMEMORY_FREE, ldv_msg_freeErr3ASSERT_VIOLATIONMEMORY_FREE, ldv_msg_freeErr2ASSERT_VIOLATIONMEMORY_FREE, ldv_msg_freeErr5ASSERT_VIOLATIONMEMORY_FREE, ldv_msg_freeErr1REQUIRES_VIOLATION, mainErr0ENSURES_VIOLATIONMEMORY_LEAK, LDV_INIT_LIST_HEADErr3REQUIRES_VIOLATION, LDV_INIT_LIST_HEADErr2REQUIRES_VIOLATION, LDV_INIT_LIST_HEADErr1REQUIRES_VIOLATION, LDV_INIT_LIST_HEADErr0REQUIRES_VIOLATION, ldv_list_delErr3REQUIRES_VIOLATION, ldv_list_delErr2REQUIRES_VIOLATION, ldv_list_delErr1REQUIRES_VIOLATION, ldv_list_delErr0REQUIRES_VIOLATION, __ldv_list_addErr6REQUIRES_VIOLATION, __ldv_list_addErr1REQUIRES_VIOLATION, __ldv_list_addErr7REQUIRES_VIOLATION, __ldv_list_addErr2REQUIRES_VIOLATION, __ldv_list_addErr3REQUIRES_VIOLATION, __ldv_list_addErr4REQUIRES_VIOLATION, __ldv_list_addErr5REQUIRES_VIOLATION, __ldv_list_addErr0REQUIRES_VIOLATION, ldv_dev_set_drvdataErr1REQUIRES_VIOLATION, ldv_dev_set_drvdataErr0REQUIRES_VIOLATION, ldv_atomic_sub_returnErr3REQUIRES_VIOLATION, ldv_atomic_sub_returnErr2REQUIRES_VIOLATION, ldv_atomic_sub_returnErr1REQUIRES_VIOLATION, ldv_atomic_sub_returnErr0REQUIRES_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, disconnect_9Err0ASSERT_VIOLATIONMEMORY_FREE, disconnect_9Err1ASSERT_VIOLATIONMEMORY_FREE]=== [2018-12-02 09:33:50,100 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-12-02 09:33:50,100 INFO L82 PathProgramCache]: Analyzing trace with hash -947810488, now seen corresponding path program 1 times [2018-12-02 09:33:50,100 INFO L223 ckRefinementStrategy]: Switched to mode CVC4_FPBP [2018-12-02 09:33:50,100 INFO L69 tionRefinementEngine]: Using refinement strategy WolfRefinementStrategy No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_b0a9da85-e1d4-418c-a506-f06473c78701/bin-2019/uautomizer/cvc4 Starting monitored process 3 with cvc4 --incremental --print-success --lang smt --rewrite-divk (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 3 with cvc4 --incremental --print-success --lang smt --rewrite-divk [2018-12-02 09:33:50,118 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-12-02 09:33:50,142 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 09:33:50,145 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-12-02 09:33:50,160 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-02 09:33:50,160 INFO L312 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2018-12-02 09:33:50,162 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-12-02 09:33:50,162 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2018-12-02 09:33:50,163 INFO L459 AbstractCegarLoop]: Interpolant automaton has 5 states [2018-12-02 09:33:50,163 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2018-12-02 09:33:50,163 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2018-12-02 09:33:50,163 INFO L87 Difference]: Start difference. First operand 28 states and 29 transitions. Second operand 5 states. [2018-12-02 09:33:50,170 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-12-02 09:33:50,170 INFO L93 Difference]: Finished difference Result 22 states and 22 transitions. [2018-12-02 09:33:50,171 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2018-12-02 09:33:50,171 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 20 [2018-12-02 09:33:50,171 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-12-02 09:33:50,171 INFO L225 Difference]: With dead ends: 22 [2018-12-02 09:33:50,171 INFO L226 Difference]: Without dead ends: 22 [2018-12-02 09:33:50,172 INFO L631 BasicCegarLoop]: 0 DeclaredPredicates, 19 GetRequests, 16 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2018-12-02 09:33:50,172 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 22 states. [2018-12-02 09:33:50,173 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 22 to 22. [2018-12-02 09:33:50,174 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 22 states. [2018-12-02 09:33:50,174 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 22 states to 22 states and 22 transitions. [2018-12-02 09:33:50,174 INFO L78 Accepts]: Start accepts. Automaton has 22 states and 22 transitions. Word has length 20 [2018-12-02 09:33:50,174 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-12-02 09:33:50,174 INFO L480 AbstractCegarLoop]: Abstraction has 22 states and 22 transitions. [2018-12-02 09:33:50,175 INFO L481 AbstractCegarLoop]: Interpolant automaton has 5 states. [2018-12-02 09:33:50,175 INFO L276 IsEmpty]: Start isEmpty. Operand 22 states and 22 transitions. [2018-12-02 09:33:50,175 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2018-12-02 09:33:50,175 INFO L394 BasicCegarLoop]: Found error trace [2018-12-02 09:33:50,175 INFO L402 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-12-02 09:33:50,176 INFO L423 AbstractCegarLoop]: === Iteration 3 === [ldv_kref_initErr0REQUIRES_VIOLATION, ldv_kref_initErr1REQUIRES_VIOLATION, ldv_list_addErr1REQUIRES_VIOLATION, ldv_list_addErr0REQUIRES_VIOLATION, ldv_kobject_createErr1REQUIRES_VIOLATION, ldv_kobject_createErr0REQUIRES_VIOLATION, ldv_destroy_msgsErr0REQUIRES_VIOLATION, ldv_destroy_msgsErr5REQUIRES_VIOLATION, ldv_destroy_msgsErr4REQUIRES_VIOLATION, ldv_destroy_msgsErr3REQUIRES_VIOLATION, ldv_destroy_msgsErr2REQUIRES_VIOLATION, ldv_destroy_msgsErr1REQUIRES_VIOLATION, ldv_msg_fillErr2REQUIRES_VIOLATION, ldv_msg_fillErr3REQUIRES_VIOLATION, ldv_msg_fillErr1REQUIRES_VIOLATION, ldv_msg_fillErr5REQUIRES_VIOLATION, ldv_msg_fillErr0REQUIRES_VIOLATION, ldv_msg_fillErr4REQUIRES_VIOLATION, ldv_atomic_add_returnErr3REQUIRES_VIOLATION, ldv_atomic_add_returnErr2REQUIRES_VIOLATION, ldv_atomic_add_returnErr1REQUIRES_VIOLATION, ldv_atomic_add_returnErr0REQUIRES_VIOLATION, __ldv_list_delErr1REQUIRES_VIOLATION, __ldv_list_delErr2REQUIRES_VIOLATION, __ldv_list_delErr3REQUIRES_VIOLATION, __ldv_list_delErr0REQUIRES_VIOLATION, ldv_kobject_cleanupErr2ASSERT_VIOLATIONMEMORY_FREE, ldv_kobject_cleanupErr0REQUIRES_VIOLATION, ldv_kobject_cleanupErr5ASSERT_VIOLATIONMEMORY_FREE, ldv_kobject_cleanupErr4ASSERT_VIOLATIONMEMORY_FREE, ldv_kobject_cleanupErr1REQUIRES_VIOLATION, ldv_kobject_cleanupErr3ASSERT_VIOLATIONMEMORY_FREE, ldv_msg_freeErr0REQUIRES_VIOLATION, ldv_msg_freeErr4ASSERT_VIOLATIONMEMORY_FREE, ldv_msg_freeErr3ASSERT_VIOLATIONMEMORY_FREE, ldv_msg_freeErr2ASSERT_VIOLATIONMEMORY_FREE, ldv_msg_freeErr5ASSERT_VIOLATIONMEMORY_FREE, ldv_msg_freeErr1REQUIRES_VIOLATION, mainErr0ENSURES_VIOLATIONMEMORY_LEAK, LDV_INIT_LIST_HEADErr3REQUIRES_VIOLATION, LDV_INIT_LIST_HEADErr2REQUIRES_VIOLATION, LDV_INIT_LIST_HEADErr1REQUIRES_VIOLATION, LDV_INIT_LIST_HEADErr0REQUIRES_VIOLATION, ldv_list_delErr3REQUIRES_VIOLATION, ldv_list_delErr2REQUIRES_VIOLATION, ldv_list_delErr1REQUIRES_VIOLATION, ldv_list_delErr0REQUIRES_VIOLATION, __ldv_list_addErr6REQUIRES_VIOLATION, __ldv_list_addErr1REQUIRES_VIOLATION, __ldv_list_addErr7REQUIRES_VIOLATION, __ldv_list_addErr2REQUIRES_VIOLATION, __ldv_list_addErr3REQUIRES_VIOLATION, __ldv_list_addErr4REQUIRES_VIOLATION, __ldv_list_addErr5REQUIRES_VIOLATION, __ldv_list_addErr0REQUIRES_VIOLATION, ldv_dev_set_drvdataErr1REQUIRES_VIOLATION, ldv_dev_set_drvdataErr0REQUIRES_VIOLATION, ldv_atomic_sub_returnErr3REQUIRES_VIOLATION, ldv_atomic_sub_returnErr2REQUIRES_VIOLATION, ldv_atomic_sub_returnErr1REQUIRES_VIOLATION, ldv_atomic_sub_returnErr0REQUIRES_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, disconnect_9Err0ASSERT_VIOLATIONMEMORY_FREE, disconnect_9Err1ASSERT_VIOLATIONMEMORY_FREE]=== [2018-12-02 09:33:50,176 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-12-02 09:33:50,176 INFO L82 PathProgramCache]: Analyzing trace with hash 683038934, now seen corresponding path program 1 times [2018-12-02 09:33:50,176 INFO L223 ckRefinementStrategy]: Switched to mode CVC4_FPBP [2018-12-02 09:33:50,176 INFO L69 tionRefinementEngine]: Using refinement strategy WolfRefinementStrategy No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_b0a9da85-e1d4-418c-a506-f06473c78701/bin-2019/uautomizer/cvc4 Starting monitored process 4 with cvc4 --incremental --print-success --lang smt --rewrite-divk (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 4 with cvc4 --incremental --print-success --lang smt --rewrite-divk [2018-12-02 09:33:50,191 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-12-02 09:33:50,243 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2018-12-02 09:33:50,290 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2018-12-02 09:33:50,312 INFO L469 BasicCegarLoop]: Counterexample might be feasible [2018-12-02 09:33:50,323 WARN L416 cessorBacktranslator]: Generated EnsuresSpecification ensures #valid == old(#valid); is not ensure(true) [2018-12-02 09:33:50,328 WARN L1298 BoogieBacktranslator]: Unfinished Backtranslation: BitvecLiteral 0bv32 could not be translated for associated CType *INT [2018-12-02 09:33:50,328 WARN L1298 BoogieBacktranslator]: Unfinished Backtranslation: BitvecLiteral 0bv32 could not be translated for associated CType STRUCT~~ldv_list_head?next~*ldv_list_head?prev~*ldv_list_head# [2018-12-02 09:33:50,328 WARN L1298 BoogieBacktranslator]: Unfinished Backtranslation: BitvecLiteral 0bv32 could not be translated for associated CType STRUCT~~ldv_list_head?next~*ldv_list_head?prev~*ldv_list_head# [2018-12-02 09:33:50,329 WARN L1298 BoogieBacktranslator]: Unfinished Backtranslation: BitvecLiteral 0bv32 could not be translated for associated CType *INT [2018-12-02 09:33:50,329 WARN L1298 BoogieBacktranslator]: Unfinished Backtranslation: BitvecLiteral 0bv32 could not be translated for associated CType *INT [2018-12-02 09:33:50,329 WARN L1298 BoogieBacktranslator]: Unfinished Backtranslation: BitvecLiteral 0bv32 could not be translated for associated CType *INT [2018-12-02 09:33:50,330 WARN L1298 BoogieBacktranslator]: Unfinished Backtranslation: BitvecLiteral 0bv32 could not be translated for associated CType *INT [2018-12-02 09:33:50,330 WARN L1298 BoogieBacktranslator]: Unfinished Backtranslation: BitvecLiteral 0bv32 could not be translated for associated CType *INT [2018-12-02 09:33:50,330 WARN L1298 BoogieBacktranslator]: Unfinished Backtranslation: BitvecLiteral 0bv32 could not be translated for associated CType *INT [2018-12-02 09:33:50,331 WARN L1298 BoogieBacktranslator]: Unfinished Backtranslation: BitvecLiteral 0bv32 could not be translated for associated CType *INT [2018-12-02 09:33:50,331 WARN L1298 BoogieBacktranslator]: Unfinished Backtranslation: BitvecLiteral 0bv32 could not be translated for associated CType *INT [2018-12-02 09:33:50,332 WARN L1298 BoogieBacktranslator]: Unfinished Backtranslation: BitvecLiteral 0bv32 could not be translated for associated CType *INT [2018-12-02 09:33:50,332 WARN L1298 BoogieBacktranslator]: Unfinished Backtranslation: BitvecLiteral 0bv32 could not be translated for associated CType *INT [2018-12-02 09:33:50,332 WARN L1298 BoogieBacktranslator]: Unfinished Backtranslation: BitvecLiteral 0bv32 could not be translated for associated CType *INT [2018-12-02 09:33:50,333 WARN L1298 BoogieBacktranslator]: Unfinished Backtranslation: BitvecLiteral 0bv32 could not be translated for associated CType *INT [2018-12-02 09:33:50,333 WARN L1298 BoogieBacktranslator]: Unfinished Backtranslation: BitvecLiteral 0bv32 could not be translated for associated CType *INT [2018-12-02 09:33:50,333 WARN L1298 BoogieBacktranslator]: Unfinished Backtranslation: BitvecLiteral 0bv32 could not be translated for associated CType *INT [2018-12-02 09:33:50,333 WARN L1298 BoogieBacktranslator]: Unfinished Backtranslation: BitvecLiteral 0bv32 could not be translated for associated CType *INT [2018-12-02 09:33:50,334 WARN L1298 BoogieBacktranslator]: Unfinished Backtranslation: BitvecLiteral 0bv32 could not be translated for associated CType *INT [2018-12-02 09:33:50,334 WARN L1298 BoogieBacktranslator]: Unfinished Backtranslation: BitvecLiteral 0bv32 could not be translated for associated CType *INT [2018-12-02 09:33:50,334 WARN L1298 BoogieBacktranslator]: Unfinished Backtranslation: BitvecLiteral 0bv32 could not be translated for associated CType *INT [2018-12-02 09:33:50,334 WARN L1298 BoogieBacktranslator]: Unfinished Backtranslation: BitvecLiteral 0bv32 could not be translated for associated CType *INT [2018-12-02 09:33:50,335 WARN L1298 BoogieBacktranslator]: Unfinished Backtranslation: BitvecLiteral 0bv32 could not be translated for associated CType *INT [2018-12-02 09:33:50,335 WARN L1298 BoogieBacktranslator]: Unfinished Backtranslation: BitvecLiteral 0bv32 could not be translated for associated CType *INT [2018-12-02 09:33:50,340 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 02.12 09:33:50 BoogieIcfgContainer [2018-12-02 09:33:50,340 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2018-12-02 09:33:50,341 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2018-12-02 09:33:50,341 INFO L271 PluginConnector]: Initializing Witness Printer... [2018-12-02 09:33:50,341 INFO L276 PluginConnector]: Witness Printer initialized [2018-12-02 09:33:50,341 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 02.12 09:33:49" (3/4) ... [2018-12-02 09:33:50,344 INFO L147 WitnessPrinter]: No result that supports witness generation found [2018-12-02 09:33:50,344 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2018-12-02 09:33:50,345 INFO L168 Benchmark]: Toolchain (without parser) took 1633.63 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 145.8 MB). Free memory was 939.3 MB in the beginning and 929.2 MB in the end (delta: 10.2 MB). Peak memory consumption was 155.9 MB. Max. memory is 11.5 GB. [2018-12-02 09:33:50,346 INFO L168 Benchmark]: CDTParser took 0.12 ms. Allocated memory is still 1.0 GB. Free memory is still 972.9 MB. There was no memory consumed. Max. memory is 11.5 GB. [2018-12-02 09:33:50,347 INFO L168 Benchmark]: CACSL2BoogieTranslator took 336.25 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 145.8 MB). Free memory was 939.3 MB in the beginning and 1.1 GB in the end (delta: -173.3 MB). Peak memory consumption was 37.7 MB. Max. memory is 11.5 GB. [2018-12-02 09:33:50,347 INFO L168 Benchmark]: Boogie Preprocessor took 44.51 ms. Allocated memory is still 1.2 GB. Free memory is still 1.1 GB. There was no memory consumed. Max. memory is 11.5 GB. [2018-12-02 09:33:50,347 INFO L168 Benchmark]: RCFGBuilder took 754.70 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 998.8 MB in the end (delta: 113.9 MB). Peak memory consumption was 113.9 MB. Max. memory is 11.5 GB. [2018-12-02 09:33:50,348 INFO L168 Benchmark]: TraceAbstraction took 491.84 ms. Allocated memory is still 1.2 GB. Free memory was 998.8 MB in the beginning and 929.2 MB in the end (delta: 69.6 MB). Peak memory consumption was 69.6 MB. Max. memory is 11.5 GB. [2018-12-02 09:33:50,348 INFO L168 Benchmark]: Witness Printer took 3.68 ms. Allocated memory is still 1.2 GB. Free memory is still 929.2 MB. There was no memory consumed. Max. memory is 11.5 GB. [2018-12-02 09:33:50,350 INFO L336 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.12 ms. Allocated memory is still 1.0 GB. Free memory is still 972.9 MB. There was no memory consumed. Max. memory is 11.5 GB. * CACSL2BoogieTranslator took 336.25 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 145.8 MB). Free memory was 939.3 MB in the beginning and 1.1 GB in the end (delta: -173.3 MB). Peak memory consumption was 37.7 MB. Max. memory is 11.5 GB. * Boogie Preprocessor took 44.51 ms. Allocated memory is still 1.2 GB. Free memory is still 1.1 GB. There was no memory consumed. Max. memory is 11.5 GB. * RCFGBuilder took 754.70 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 998.8 MB in the end (delta: 113.9 MB). Peak memory consumption was 113.9 MB. Max. memory is 11.5 GB. * TraceAbstraction took 491.84 ms. Allocated memory is still 1.2 GB. Free memory was 998.8 MB in the beginning and 929.2 MB in the end (delta: 69.6 MB). Peak memory consumption was 69.6 MB. Max. memory is 11.5 GB. * Witness Printer took 3.68 ms. Allocated memory is still 1.2 GB. Free memory is still 929.2 MB. There was no memory consumed. Max. memory is 11.5 GB. * Results from de.uni_freiburg.informatik.ultimate.boogie.preprocessor: - GenericResult: Unfinished Backtranslation Generated EnsuresSpecification ensures #valid == old(#valid); is not ensure(true) * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: BitvecLiteral 0bv32 could not be translated for associated CType *INT - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: BitvecLiteral 0bv32 could not be translated for associated CType STRUCT~~ldv_list_head?next~*ldv_list_head?prev~*ldv_list_head# - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: BitvecLiteral 0bv32 could not be translated for associated CType STRUCT~~ldv_list_head?next~*ldv_list_head?prev~*ldv_list_head# - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: BitvecLiteral 0bv32 could not be translated for associated CType *INT - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: BitvecLiteral 0bv32 could not be translated for associated CType *INT - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: BitvecLiteral 0bv32 could not be translated for associated CType *INT - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: BitvecLiteral 0bv32 could not be translated for associated CType *INT - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: BitvecLiteral 0bv32 could not be translated for associated CType *INT - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: BitvecLiteral 0bv32 could not be translated for associated CType *INT - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: BitvecLiteral 0bv32 could not be translated for associated CType *INT - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: BitvecLiteral 0bv32 could not be translated for associated CType *INT - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: BitvecLiteral 0bv32 could not be translated for associated CType *INT - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: BitvecLiteral 0bv32 could not be translated for associated CType *INT - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: BitvecLiteral 0bv32 could not be translated for associated CType *INT - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: BitvecLiteral 0bv32 could not be translated for associated CType *INT - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: BitvecLiteral 0bv32 could not be translated for associated CType *INT - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: BitvecLiteral 0bv32 could not be translated for associated CType *INT - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: BitvecLiteral 0bv32 could not be translated for associated CType *INT - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: BitvecLiteral 0bv32 could not be translated for associated CType *INT - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: BitvecLiteral 0bv32 could not be translated for associated CType *INT - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: BitvecLiteral 0bv32 could not be translated for associated CType *INT - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: BitvecLiteral 0bv32 could not be translated for associated CType *INT - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: BitvecLiteral 0bv32 could not be translated for associated CType *INT - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: BitvecLiteral 0bv32 could not be translated for associated CType *INT * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - UnprovableResult [Line: 1456]: Unable to prove that all allocated memory was freed Unable to prove that all allocated memory was freed Reason: overapproximation of memtrack at line 1456. Possible FailurePath: [L1135] struct ldv_list_head ldv_global_msg_list = { &(ldv_global_msg_list), &(ldv_global_msg_list) }; [L1434] int *a9; VAL [\old(a9)=null, \old(a9)=null, \old(ldv_global_msg_list)=null, \old(ldv_global_msg_list)=null, a9={0:0}, ldv_global_msg_list={-2146401247:0}] [L1457] CALL entry_point() VAL [\old(a9)=null, \old(a9)=null, a9={0:0}, ldv_global_msg_list={-2146401247:0}] [L1448] CALL, EXPR probe_9_2() VAL [\old(a9)=null, \old(a9)=null, a9={0:0}, ldv_global_msg_list={-2146401247:0}] [L1437] CALL, EXPR ldv_malloc(sizeof(int)) VAL [\old(a9)=null, \old(a9)=null, \old(size)=4, a9={0:0}, ldv_global_msg_list={-2146401247:0}] [L1073] COND TRUE __VERIFIER_nondet_int() [L1074] return malloc(size); VAL [\old(a9)=null, \old(a9)=null, \old(size)=4, \result={1082401:0}, a9={0:0}, ldv_global_msg_list={-2146401247:0}, malloc(size)={1082401:0}, size=4] [L1437] RET, EXPR ldv_malloc(sizeof(int)) VAL [\old(a9)=null, \old(a9)=null, a9={0:0}, ldv_global_msg_list={-2146401247:0}, ldv_malloc(sizeof(int))={1082401:0}] [L1437] a9 = (int *)ldv_malloc(sizeof(int)) [L1440] return - -3; VAL [\old(a9)=null, \old(a9)=null, \result=3, a9={1082401:0}, ldv_global_msg_list={-2146401247:0}] [L1448] RET, EXPR probe_9_2() VAL [\old(a9)=null, \old(a9)=null, a9={1082401:0}, ldv_global_msg_list={-2146401247:0}, probe_9_2()=3] [L1448] int ret = probe_9_2(); [L1450] COND FALSE !(ret==0) VAL [\old(a9)=null, \old(a9)=null, a9={1082401:0}, ldv_global_msg_list={-2146401247:0}, ret=3] [L1453] a9 = 0 VAL [\old(a9)=null, \old(a9)=null, a9={0:0}, ldv_global_msg_list={-2146401247:0}, ret=3] [L1457] RET entry_point() VAL [\old(a9)=null, \old(a9)=null, a9={0:0}, ldv_global_msg_list={-2146401247:0}] - StatisticsResult: Ultimate Automizer benchmark data CFG has 45 procedures, 319 locations, 69 error locations. UNSAFE Result, 0.4s OverallTime, 3 OverallIterations, 1 TraceHistogramMax, 0.0s AutomataDifference, 0.0s DeadEndRemovalTime, 0.0s HoareAnnotationTime, HoareTripleCheckerStatistics: 50 SDtfs, 25 SDslu, 112 SDs, 0 SdLazy, 12 SolverSat, 3 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 0.0s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 39 GetRequests, 31 SyntacticMatches, 0 SemanticMatches, 8 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1 ImplicationChecksByTransitivity, 0.0s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=102occurred 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, 2 MinimizatonAttempts, 0 StatesRemovedByMinimization, 0 NontrivialMinimizations, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: TraceCheckStatistics: 0.0s SsaConstructionTime, 0.0s SatisfiabilityAnalysisTime, 0.0s InterpolantComputationTime, 60 NumberOfCodeBlocks, 60 NumberOfCodeBlocksAsserted, 3 NumberOfCheckSat, 37 ConstructedInterpolants, 0 QuantifiedInterpolants, 1237 SizeOfPredicates, 2 NumberOfNonLiveVariables, 180 ConjunctsInSsa, 9 ConjunctsInUnsatCore, 2 InterpolantComputations, 2 PerfectInterpolantSequences, 0/0 InterpolantCoveringCapability, InvariantSynthesisStatistics: No data available, InterpolantConsolidationStatistics: No data available, ReuseStatistics: No data available RESULT: Ultimate could not prove your program: unable to determine feasibility of some traces Received shutdown request...