./Ultimate.py --spec /storage/repos/svcomp/c/properties/valid-memsafety.prp --file /storage/repos/svcomp/c/ldv-memsafety/memleaks_test20_false-valid-memtrack_true-termination.i --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for memory safety (deref-memtrack) Using default analysis Version 2e94e6aa Calling Ultimate with: java -Dosgi.configuration.area=/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/config -Xmx12G -Xms1G -jar /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data -tc /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/AutomizerMemDerefMemtrack.xml -i /storage/repos/svcomp/c/ldv-memsafety/memleaks_test20_false-valid-memtrack_true-termination.i -s /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-DerefFreeMemtrack-32bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux --witnessprinter.witness.filename witness.graphml --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G valid-free) ) CHECK( init(main()), LTL(G valid-deref) ) CHECK( init(main()), LTL(G valid-memtrack) ) --witnessprinter.graph.data.producer Automizer --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash 6d2107e4b8fe6ebcfe5d91ac4e8af987a88724fd ........................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... Execution finished normally Using bit-precise analysis Retrying with bit-precise analysis Calling Ultimate with: java -Dosgi.configuration.area=/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/config -Xmx12G -Xms1G -jar /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data -tc /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/AutomizerMemDerefMemtrack.xml -i /storage/repos/svcomp/c/ldv-memsafety/memleaks_test20_false-valid-memtrack_true-termination.i -s /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-DerefFreeMemtrack-32bit-Automizer_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux --witnessprinter.witness.filename witness.graphml --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G valid-free) ) CHECK( init(main()), LTL(G valid-deref) ) CHECK( init(main()), LTL(G valid-memtrack) ) --witnessprinter.graph.data.producer Automizer --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash 6d2107e4b8fe6ebcfe5d91ac4e8af987a88724fd ..................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... Execution finished normally Writing output log to file Ultimate.log Result: UNKNOWN: Overapproximated counterexample --- Real Ultimate output --- This is Ultimate 0.1.24-2e94e6a [2019-01-01 18:24:34,967 INFO L170 SettingsManager]: Resetting all preferences to default values... [2019-01-01 18:24:34,969 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2019-01-01 18:24:34,980 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-01-01 18:24:34,980 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-01-01 18:24:34,981 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-01-01 18:24:34,983 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-01-01 18:24:34,984 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2019-01-01 18:24:34,986 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-01-01 18:24:34,987 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-01-01 18:24:34,988 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-01-01 18:24:34,988 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-01-01 18:24:34,989 INFO L174 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-01-01 18:24:34,990 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-01-01 18:24:34,991 INFO L174 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-01-01 18:24:34,992 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-01-01 18:24:34,993 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-01-01 18:24:34,995 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-01-01 18:24:34,997 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2019-01-01 18:24:34,998 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-01-01 18:24:35,000 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-01-01 18:24:35,001 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-01-01 18:24:35,003 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-01-01 18:24:35,004 INFO L177 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-01-01 18:24:35,004 INFO L174 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-01-01 18:24:35,005 INFO L174 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-01-01 18:24:35,006 INFO L174 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-01-01 18:24:35,007 INFO L174 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-01-01 18:24:35,008 INFO L174 SettingsManager]: Resetting Witness Printer preferences to default values [2019-01-01 18:24:35,009 INFO L177 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-01-01 18:24:35,009 INFO L174 SettingsManager]: Resetting CDTParser preferences to default values [2019-01-01 18:24:35,010 INFO L177 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-01-01 18:24:35,010 INFO L177 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-01-01 18:24:35,010 INFO L174 SettingsManager]: Resetting SmtParser preferences to default values [2019-01-01 18:24:35,011 INFO L174 SettingsManager]: Resetting Witness Parser preferences to default values [2019-01-01 18:24:35,012 INFO L181 SettingsManager]: Finished resetting all preferences to default values... [2019-01-01 18:24:35,012 INFO L98 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-DerefFreeMemtrack-32bit-Automizer_Default.epf [2019-01-01 18:24:35,031 INFO L110 SettingsManager]: Loading preferences was successful [2019-01-01 18:24:35,031 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2019-01-01 18:24:35,032 INFO L131 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-01-01 18:24:35,032 INFO L133 SettingsManager]: * Create parallel compositions if possible=false [2019-01-01 18:24:35,033 INFO L133 SettingsManager]: * Use SBE=true [2019-01-01 18:24:35,033 INFO L131 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-01-01 18:24:35,033 INFO L133 SettingsManager]: * sizeof long=4 [2019-01-01 18:24:35,033 INFO L133 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2019-01-01 18:24:35,033 INFO L133 SettingsManager]: * Overapproximate operations on floating types=true [2019-01-01 18:24:35,034 INFO L133 SettingsManager]: * sizeof POINTER=4 [2019-01-01 18:24:35,034 INFO L133 SettingsManager]: * Check division by zero=IGNORE [2019-01-01 18:24:35,034 INFO L133 SettingsManager]: * Check for the main procedure if all allocated memory was freed=true [2019-01-01 18:24:35,034 INFO L133 SettingsManager]: * Bitprecise bitfields=true [2019-01-01 18:24:35,034 INFO L133 SettingsManager]: * SV-COMP memtrack compatibility mode=true [2019-01-01 18:24:35,034 INFO L133 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-01-01 18:24:35,035 INFO L133 SettingsManager]: * sizeof long double=12 [2019-01-01 18:24:35,035 INFO L133 SettingsManager]: * Use constant arrays=true [2019-01-01 18:24:35,035 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-01-01 18:24:35,035 INFO L133 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-01-01 18:24:35,035 INFO L133 SettingsManager]: * To the following directory=./dump/ [2019-01-01 18:24:35,035 INFO L133 SettingsManager]: * SMT solver=External_DefaultMode [2019-01-01 18:24:35,036 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-01-01 18:24:35,036 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-01-01 18:24:35,036 INFO L133 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-01-01 18:24:35,036 INFO L133 SettingsManager]: * Trace refinement strategy=CAMEL [2019-01-01 18:24:35,036 INFO L133 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-01-01 18:24:35,037 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G valid-free) ) CHECK( init(main()), LTL(G valid-deref) ) CHECK( init(main()), LTL(G valid-memtrack) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 6d2107e4b8fe6ebcfe5d91ac4e8af987a88724fd [2019-01-01 18:24:35,070 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-01-01 18:24:35,083 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-01-01 18:24:35,087 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-01-01 18:24:35,089 INFO L271 PluginConnector]: Initializing CDTParser... [2019-01-01 18:24:35,089 INFO L276 PluginConnector]: CDTParser initialized [2019-01-01 18:24:35,090 INFO L418 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/svcomp/c/ldv-memsafety/memleaks_test20_false-valid-memtrack_true-termination.i [2019-01-01 18:24:35,148 INFO L221 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/d6de6de2d/6ad0ab87eb3644ba8d9d36071ab1c4e7/FLAG6a97d5405 [2019-01-01 18:24:35,701 INFO L307 CDTParser]: Found 1 translation units. [2019-01-01 18:24:35,702 INFO L161 CDTParser]: Scanning /storage/repos/svcomp/c/ldv-memsafety/memleaks_test20_false-valid-memtrack_true-termination.i [2019-01-01 18:24:35,729 INFO L355 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/d6de6de2d/6ad0ab87eb3644ba8d9d36071ab1c4e7/FLAG6a97d5405 [2019-01-01 18:24:35,953 INFO L363 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/d6de6de2d/6ad0ab87eb3644ba8d9d36071ab1c4e7 [2019-01-01 18:24:35,956 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-01-01 18:24:35,958 INFO L131 ToolchainWalker]: Walking toolchain with 5 elements. [2019-01-01 18:24:35,959 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-01-01 18:24:35,959 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-01-01 18:24:35,963 INFO L276 PluginConnector]: CACSL2BoogieTranslator initialized [2019-01-01 18:24:35,964 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 01.01 06:24:35" (1/1) ... [2019-01-01 18:24:35,971 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@5a56145b and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.01 06:24:35, skipping insertion in model container [2019-01-01 18:24:35,972 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 01.01 06:24:35" (1/1) ... [2019-01-01 18:24:35,981 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-01-01 18:24:36,053 INFO L176 MainTranslator]: Built tables and reachable declarations [2019-01-01 18:24:36,541 INFO L204 PostProcessor]: Analyzing one entry point: main [2019-01-01 18:24:36,571 INFO L191 MainTranslator]: Completed pre-run [2019-01-01 18:24:36,711 INFO L204 PostProcessor]: Analyzing one entry point: main [2019-01-01 18:24:36,794 INFO L195 MainTranslator]: Completed translation [2019-01-01 18:24:36,795 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.01 06:24:36 WrapperNode [2019-01-01 18:24:36,795 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-01-01 18:24:36,796 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-01-01 18:24:36,796 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-01-01 18:24:36,796 INFO L276 PluginConnector]: Boogie Preprocessor initialized [2019-01-01 18:24:36,813 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.01 06:24:36" (1/1) ... [2019-01-01 18:24:36,813 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.01 06:24:36" (1/1) ... [2019-01-01 18:24:36,837 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.01 06:24:36" (1/1) ... [2019-01-01 18:24:36,837 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.01 06:24:36" (1/1) ... [2019-01-01 18:24:36,902 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.01 06:24:36" (1/1) ... [2019-01-01 18:24:36,909 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.01 06:24:36" (1/1) ... [2019-01-01 18:24:36,926 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.01 06:24:36" (1/1) ... [2019-01-01 18:24:36,945 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-01-01 18:24:36,949 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2019-01-01 18:24:36,949 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2019-01-01 18:24:36,949 INFO L276 PluginConnector]: RCFGBuilder initialized [2019-01-01 18:24:36,950 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.01 06:24:36" (1/1) ... No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-01-01 18:24:37,039 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2019-01-01 18:24:37,040 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2019-01-01 18:24:37,041 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~TO~VOID [2019-01-01 18:24:37,041 INFO L138 BoogieDeclarations]: Found implementation of procedure __bswap_32 [2019-01-01 18:24:37,041 INFO L138 BoogieDeclarations]: Found implementation of procedure __bswap_64 [2019-01-01 18:24:37,041 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_nonpositive [2019-01-01 18:24:37,042 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_positive [2019-01-01 18:24:37,042 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_malloc [2019-01-01 18:24:37,042 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_zalloc [2019-01-01 18:24:37,042 INFO L138 BoogieDeclarations]: Found implementation of procedure LDV_INIT_LIST_HEAD [2019-01-01 18:24:37,042 INFO L138 BoogieDeclarations]: Found implementation of procedure __ldv_list_add [2019-01-01 18:24:37,042 INFO L138 BoogieDeclarations]: Found implementation of procedure __ldv_list_del [2019-01-01 18:24:37,042 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_list_add [2019-01-01 18:24:37,043 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_list_add_tail [2019-01-01 18:24:37,043 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_list_del [2019-01-01 18:24:37,043 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_msg_alloc [2019-01-01 18:24:37,043 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_msg_fill [2019-01-01 18:24:37,043 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_msg_free [2019-01-01 18:24:37,043 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_submit_msg [2019-01-01 18:24:37,043 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_destroy_msgs [2019-01-01 18:24:37,044 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_dev_get_drvdata [2019-01-01 18:24:37,048 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_dev_set_drvdata [2019-01-01 18:24:37,048 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_atomic_add_return [2019-01-01 18:24:37,051 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_atomic_sub_return [2019-01-01 18:24:37,051 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_kref_sub [2019-01-01 18:24:37,051 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_kref_init [2019-01-01 18:24:37,051 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_kref_get [2019-01-01 18:24:37,052 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_kref_put [2019-01-01 18:24:37,052 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_kobject_del [2019-01-01 18:24:37,052 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_kobject_cleanup [2019-01-01 18:24:37,052 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_kobject_release [2019-01-01 18:24:37,052 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_kobject_put [2019-01-01 18:24:37,052 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_kobject_get [2019-01-01 18:24:37,052 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_kobject_init_internal [2019-01-01 18:24:37,052 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_kobject_init [2019-01-01 18:24:37,054 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_kobject_create [2019-01-01 18:24:37,054 INFO L138 BoogieDeclarations]: Found implementation of procedure f [2019-01-01 18:24:37,054 INFO L138 BoogieDeclarations]: Found implementation of procedure g [2019-01-01 18:24:37,055 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_register_device [2019-01-01 18:24:37,055 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_get_device [2019-01-01 18:24:37,055 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_deregister_device [2019-01-01 18:24:37,055 INFO L138 BoogieDeclarations]: Found implementation of procedure alloc_20 [2019-01-01 18:24:37,055 INFO L138 BoogieDeclarations]: Found implementation of procedure entry_point [2019-01-01 18:24:37,055 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2019-01-01 18:24:37,055 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset [2019-01-01 18:24:37,057 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.meminit [2019-01-01 18:24:37,057 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy [2019-01-01 18:24:37,057 INFO L130 BoogieDeclarations]: Found specification of procedure __bswap_32 [2019-01-01 18:24:37,058 INFO L130 BoogieDeclarations]: Found specification of procedure __bswap_64 [2019-01-01 18:24:37,058 INFO L130 BoogieDeclarations]: Found specification of procedure __ctype_get_mb_cur_max [2019-01-01 18:24:37,058 INFO L130 BoogieDeclarations]: Found specification of procedure atof [2019-01-01 18:24:37,058 INFO L130 BoogieDeclarations]: Found specification of procedure atoi [2019-01-01 18:24:37,058 INFO L130 BoogieDeclarations]: Found specification of procedure atol [2019-01-01 18:24:37,058 INFO L130 BoogieDeclarations]: Found specification of procedure atoll [2019-01-01 18:24:37,058 INFO L130 BoogieDeclarations]: Found specification of procedure strtod [2019-01-01 18:24:37,058 INFO L130 BoogieDeclarations]: Found specification of procedure strtof [2019-01-01 18:24:37,060 INFO L130 BoogieDeclarations]: Found specification of procedure strtold [2019-01-01 18:24:37,060 INFO L130 BoogieDeclarations]: Found specification of procedure strtol [2019-01-01 18:24:37,060 INFO L130 BoogieDeclarations]: Found specification of procedure strtoul [2019-01-01 18:24:37,060 INFO L130 BoogieDeclarations]: Found specification of procedure strtoq [2019-01-01 18:24:37,060 INFO L130 BoogieDeclarations]: Found specification of procedure strtouq [2019-01-01 18:24:37,061 INFO L130 BoogieDeclarations]: Found specification of procedure strtoll [2019-01-01 18:24:37,061 INFO L130 BoogieDeclarations]: Found specification of procedure strtoull [2019-01-01 18:24:37,061 INFO L130 BoogieDeclarations]: Found specification of procedure l64a [2019-01-01 18:24:37,062 INFO L130 BoogieDeclarations]: Found specification of procedure a64l [2019-01-01 18:24:37,062 INFO L130 BoogieDeclarations]: Found specification of procedure select [2019-01-01 18:24:37,062 INFO L130 BoogieDeclarations]: Found specification of procedure pselect [2019-01-01 18:24:37,062 INFO L130 BoogieDeclarations]: Found specification of procedure gnu_dev_major [2019-01-01 18:24:37,062 INFO L130 BoogieDeclarations]: Found specification of procedure gnu_dev_minor [2019-01-01 18:24:37,063 INFO L130 BoogieDeclarations]: Found specification of procedure gnu_dev_makedev [2019-01-01 18:24:37,063 INFO L130 BoogieDeclarations]: Found specification of procedure random [2019-01-01 18:24:37,063 INFO L130 BoogieDeclarations]: Found specification of procedure srandom [2019-01-01 18:24:37,063 INFO L130 BoogieDeclarations]: Found specification of procedure initstate [2019-01-01 18:24:37,063 INFO L130 BoogieDeclarations]: Found specification of procedure setstate [2019-01-01 18:24:37,063 INFO L130 BoogieDeclarations]: Found specification of procedure random_r [2019-01-01 18:24:37,063 INFO L130 BoogieDeclarations]: Found specification of procedure srandom_r [2019-01-01 18:24:37,063 INFO L130 BoogieDeclarations]: Found specification of procedure initstate_r [2019-01-01 18:24:37,064 INFO L130 BoogieDeclarations]: Found specification of procedure setstate_r [2019-01-01 18:24:37,064 INFO L130 BoogieDeclarations]: Found specification of procedure rand [2019-01-01 18:24:37,064 INFO L130 BoogieDeclarations]: Found specification of procedure srand [2019-01-01 18:24:37,064 INFO L130 BoogieDeclarations]: Found specification of procedure rand_r [2019-01-01 18:24:37,064 INFO L130 BoogieDeclarations]: Found specification of procedure drand48 [2019-01-01 18:24:37,064 INFO L130 BoogieDeclarations]: Found specification of procedure erand48 [2019-01-01 18:24:37,064 INFO L130 BoogieDeclarations]: Found specification of procedure lrand48 [2019-01-01 18:24:37,065 INFO L130 BoogieDeclarations]: Found specification of procedure nrand48 [2019-01-01 18:24:37,069 INFO L130 BoogieDeclarations]: Found specification of procedure mrand48 [2019-01-01 18:24:37,069 INFO L130 BoogieDeclarations]: Found specification of procedure jrand48 [2019-01-01 18:24:37,069 INFO L130 BoogieDeclarations]: Found specification of procedure srand48 [2019-01-01 18:24:37,069 INFO L130 BoogieDeclarations]: Found specification of procedure seed48 [2019-01-01 18:24:37,070 INFO L130 BoogieDeclarations]: Found specification of procedure lcong48 [2019-01-01 18:24:37,072 INFO L130 BoogieDeclarations]: Found specification of procedure drand48_r [2019-01-01 18:24:37,072 INFO L130 BoogieDeclarations]: Found specification of procedure erand48_r [2019-01-01 18:24:37,072 INFO L130 BoogieDeclarations]: Found specification of procedure lrand48_r [2019-01-01 18:24:37,072 INFO L130 BoogieDeclarations]: Found specification of procedure nrand48_r [2019-01-01 18:24:37,073 INFO L130 BoogieDeclarations]: Found specification of procedure mrand48_r [2019-01-01 18:24:37,073 INFO L130 BoogieDeclarations]: Found specification of procedure jrand48_r [2019-01-01 18:24:37,073 INFO L130 BoogieDeclarations]: Found specification of procedure srand48_r [2019-01-01 18:24:37,073 INFO L130 BoogieDeclarations]: Found specification of procedure seed48_r [2019-01-01 18:24:37,073 INFO L130 BoogieDeclarations]: Found specification of procedure lcong48_r [2019-01-01 18:24:37,073 INFO L130 BoogieDeclarations]: Found specification of procedure malloc [2019-01-01 18:24:37,073 INFO L130 BoogieDeclarations]: Found specification of procedure calloc [2019-01-01 18:24:37,074 INFO L130 BoogieDeclarations]: Found specification of procedure realloc [2019-01-01 18:24:37,074 INFO L130 BoogieDeclarations]: Found specification of procedure free [2019-01-01 18:24:37,074 INFO L130 BoogieDeclarations]: Found specification of procedure cfree [2019-01-01 18:24:37,074 INFO L130 BoogieDeclarations]: Found specification of procedure alloca [2019-01-01 18:24:37,076 INFO L130 BoogieDeclarations]: Found specification of procedure valloc [2019-01-01 18:24:37,077 INFO L130 BoogieDeclarations]: Found specification of procedure posix_memalign [2019-01-01 18:24:37,077 INFO L130 BoogieDeclarations]: Found specification of procedure abort [2019-01-01 18:24:37,077 INFO L130 BoogieDeclarations]: Found specification of procedure atexit [2019-01-01 18:24:37,077 INFO L130 BoogieDeclarations]: Found specification of procedure on_exit [2019-01-01 18:24:37,077 INFO L130 BoogieDeclarations]: Found specification of procedure exit [2019-01-01 18:24:37,077 INFO L130 BoogieDeclarations]: Found specification of procedure _Exit [2019-01-01 18:24:37,078 INFO L130 BoogieDeclarations]: Found specification of procedure getenv [2019-01-01 18:24:37,079 INFO L130 BoogieDeclarations]: Found specification of procedure putenv [2019-01-01 18:24:37,079 INFO L130 BoogieDeclarations]: Found specification of procedure setenv [2019-01-01 18:24:37,080 INFO L130 BoogieDeclarations]: Found specification of procedure unsetenv [2019-01-01 18:24:37,080 INFO L130 BoogieDeclarations]: Found specification of procedure clearenv [2019-01-01 18:24:37,081 INFO L130 BoogieDeclarations]: Found specification of procedure mktemp [2019-01-01 18:24:37,081 INFO L130 BoogieDeclarations]: Found specification of procedure mkstemp [2019-01-01 18:24:37,081 INFO L130 BoogieDeclarations]: Found specification of procedure mkstemps [2019-01-01 18:24:37,081 INFO L130 BoogieDeclarations]: Found specification of procedure mkdtemp [2019-01-01 18:24:37,081 INFO L130 BoogieDeclarations]: Found specification of procedure system [2019-01-01 18:24:37,083 INFO L130 BoogieDeclarations]: Found specification of procedure realpath [2019-01-01 18:24:37,083 INFO L130 BoogieDeclarations]: Found specification of procedure bsearch [2019-01-01 18:24:37,083 INFO L130 BoogieDeclarations]: Found specification of procedure qsort [2019-01-01 18:24:37,084 INFO L130 BoogieDeclarations]: Found specification of procedure abs [2019-01-01 18:24:37,084 INFO L130 BoogieDeclarations]: Found specification of procedure labs [2019-01-01 18:24:37,084 INFO L130 BoogieDeclarations]: Found specification of procedure llabs [2019-01-01 18:24:37,084 INFO L130 BoogieDeclarations]: Found specification of procedure div [2019-01-01 18:24:37,084 INFO L130 BoogieDeclarations]: Found specification of procedure ldiv [2019-01-01 18:24:37,085 INFO L130 BoogieDeclarations]: Found specification of procedure lldiv [2019-01-01 18:24:37,085 INFO L130 BoogieDeclarations]: Found specification of procedure ecvt [2019-01-01 18:24:37,085 INFO L130 BoogieDeclarations]: Found specification of procedure fcvt [2019-01-01 18:24:37,086 INFO L130 BoogieDeclarations]: Found specification of procedure gcvt [2019-01-01 18:24:37,086 INFO L130 BoogieDeclarations]: Found specification of procedure qecvt [2019-01-01 18:24:37,086 INFO L130 BoogieDeclarations]: Found specification of procedure qfcvt [2019-01-01 18:24:37,086 INFO L130 BoogieDeclarations]: Found specification of procedure qgcvt [2019-01-01 18:24:37,087 INFO L130 BoogieDeclarations]: Found specification of procedure ecvt_r [2019-01-01 18:24:37,088 INFO L130 BoogieDeclarations]: Found specification of procedure fcvt_r [2019-01-01 18:24:37,091 INFO L130 BoogieDeclarations]: Found specification of procedure qecvt_r [2019-01-01 18:24:37,093 INFO L130 BoogieDeclarations]: Found specification of procedure qfcvt_r [2019-01-01 18:24:37,093 INFO L130 BoogieDeclarations]: Found specification of procedure mblen [2019-01-01 18:24:37,094 INFO L130 BoogieDeclarations]: Found specification of procedure mbtowc [2019-01-01 18:24:37,094 INFO L130 BoogieDeclarations]: Found specification of procedure wctomb [2019-01-01 18:24:37,094 INFO L130 BoogieDeclarations]: Found specification of procedure mbstowcs [2019-01-01 18:24:37,094 INFO L130 BoogieDeclarations]: Found specification of procedure wcstombs [2019-01-01 18:24:37,094 INFO L130 BoogieDeclarations]: Found specification of procedure rpmatch [2019-01-01 18:24:37,095 INFO L130 BoogieDeclarations]: Found specification of procedure getsubopt [2019-01-01 18:24:37,095 INFO L130 BoogieDeclarations]: Found specification of procedure getloadavg [2019-01-01 18:24:37,095 INFO L130 BoogieDeclarations]: Found specification of procedure kfree [2019-01-01 18:24:37,095 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_int [2019-01-01 18:24:37,095 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_pointer [2019-01-01 18:24:37,095 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_nonpositive [2019-01-01 18:24:37,095 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_positive [2019-01-01 18:24:37,095 INFO L130 BoogieDeclarations]: Found specification of procedure memcpy [2019-01-01 18:24:37,096 INFO L130 BoogieDeclarations]: Found specification of procedure memset [2019-01-01 18:24:37,096 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_malloc [2019-01-01 18:24:37,096 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2019-01-01 18:24:37,096 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_zalloc [2019-01-01 18:24:37,096 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.meminit [2019-01-01 18:24:37,096 INFO L130 BoogieDeclarations]: Found specification of procedure LDV_INIT_LIST_HEAD [2019-01-01 18:24:37,096 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2019-01-01 18:24:37,096 INFO L130 BoogieDeclarations]: Found specification of procedure __ldv_list_add [2019-01-01 18:24:37,097 INFO L130 BoogieDeclarations]: Found specification of procedure __ldv_list_del [2019-01-01 18:24:37,100 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_list_add [2019-01-01 18:24:37,100 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2019-01-01 18:24:37,101 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_list_add_tail [2019-01-01 18:24:37,101 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_list_del [2019-01-01 18:24:37,101 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_msg_alloc [2019-01-01 18:24:37,101 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_msg_fill [2019-01-01 18:24:37,101 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy [2019-01-01 18:24:37,101 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_msg_free [2019-01-01 18:24:37,102 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2019-01-01 18:24:37,103 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_submit_msg [2019-01-01 18:24:37,103 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_destroy_msgs [2019-01-01 18:24:37,103 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_dev_get_drvdata [2019-01-01 18:24:37,103 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_dev_set_drvdata [2019-01-01 18:24:37,104 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_atomic_add_return [2019-01-01 18:24:37,104 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2019-01-01 18:24:37,104 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2019-01-01 18:24:37,105 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_atomic_sub_return [2019-01-01 18:24:37,105 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_kref_sub [2019-01-01 18:24:37,105 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~TO~VOID [2019-01-01 18:24:37,105 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_kref_init [2019-01-01 18:24:37,105 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_kref_get [2019-01-01 18:24:37,105 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_kref_put [2019-01-01 18:24:37,105 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_kobject_del [2019-01-01 18:24:37,105 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_kobject_cleanup [2019-01-01 18:24:37,106 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_kobject_release [2019-01-01 18:24:37,107 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_kobject_put [2019-01-01 18:24:37,107 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_kobject_get [2019-01-01 18:24:37,107 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_kobject_init_internal [2019-01-01 18:24:37,107 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_kobject_init [2019-01-01 18:24:37,108 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_kobject_create [2019-01-01 18:24:37,108 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset [2019-01-01 18:24:37,109 INFO L130 BoogieDeclarations]: Found specification of procedure f [2019-01-01 18:24:37,109 INFO L130 BoogieDeclarations]: Found specification of procedure g [2019-01-01 18:24:37,109 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_register_device [2019-01-01 18:24:37,109 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_get_device [2019-01-01 18:24:37,109 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_deregister_device [2019-01-01 18:24:37,109 INFO L130 BoogieDeclarations]: Found specification of procedure alloc_20 [2019-01-01 18:24:37,109 INFO L130 BoogieDeclarations]: Found specification of procedure entry_point [2019-01-01 18:24:37,110 INFO L130 BoogieDeclarations]: Found specification of procedure main [2019-01-01 18:24:37,110 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2019-01-01 18:24:37,110 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2019-01-01 18:24:37,110 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$ [2019-01-01 18:24:37,110 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2019-01-01 18:24:37,110 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$ [2019-01-01 18:24:37,110 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$ [2019-01-01 18:24:37,110 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int [2019-01-01 18:24:37,110 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int [2019-01-01 18:24:37,872 WARN L615 $ProcedureCfgBuilder]: Label in the middle of a codeblock. [2019-01-01 18:24:38,563 WARN L615 $ProcedureCfgBuilder]: Label in the middle of a codeblock. [2019-01-01 18:24:39,022 INFO L275 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2019-01-01 18:24:39,023 INFO L280 CfgBuilder]: Removed 1 assue(true) statements. [2019-01-01 18:24:39,023 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 01.01 06:24:39 BoogieIcfgContainer [2019-01-01 18:24:39,023 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2019-01-01 18:24:39,024 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2019-01-01 18:24:39,024 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2019-01-01 18:24:39,028 INFO L276 PluginConnector]: TraceAbstraction initialized [2019-01-01 18:24:39,028 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 01.01 06:24:35" (1/3) ... [2019-01-01 18:24:39,029 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@20a083d and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 01.01 06:24:39, skipping insertion in model container [2019-01-01 18:24:39,029 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.01 06:24:36" (2/3) ... [2019-01-01 18:24:39,030 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@20a083d and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 01.01 06:24:39, skipping insertion in model container [2019-01-01 18:24:39,030 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 01.01 06:24:39" (3/3) ... [2019-01-01 18:24:39,032 INFO L112 eAbstractionObserver]: Analyzing ICFG memleaks_test20_false-valid-memtrack_true-termination.i [2019-01-01 18:24:39,042 INFO L156 ceAbstractionStarter]: Automizer settings: Hoare:false NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2019-01-01 18:24:39,052 INFO L168 ceAbstractionStarter]: Appying trace abstraction to program that has 71 error locations. [2019-01-01 18:24:39,071 INFO L257 AbstractCegarLoop]: Starting to check reachability of 71 error locations. [2019-01-01 18:24:39,100 INFO L133 ementStrategyFactory]: Using default assertion order modulation [2019-01-01 18:24:39,101 INFO L382 AbstractCegarLoop]: Interprodecural is true [2019-01-01 18:24:39,101 INFO L383 AbstractCegarLoop]: Hoare is false [2019-01-01 18:24:39,101 INFO L384 AbstractCegarLoop]: Compute interpolants for FPandBP [2019-01-01 18:24:39,101 INFO L385 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2019-01-01 18:24:39,101 INFO L386 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2019-01-01 18:24:39,101 INFO L387 AbstractCegarLoop]: Difference is false [2019-01-01 18:24:39,101 INFO L388 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2019-01-01 18:24:39,102 INFO L393 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2019-01-01 18:24:39,122 INFO L276 IsEmpty]: Start isEmpty. Operand 98 states. [2019-01-01 18:24:39,134 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2019-01-01 18:24:39,134 INFO L394 BasicCegarLoop]: Found error trace [2019-01-01 18:24:39,135 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] [2019-01-01 18:24:39,138 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_msgsErr4REQUIRES_VIOLATION, ldv_destroy_msgsErr0REQUIRES_VIOLATION, ldv_destroy_msgsErr5REQUIRES_VIOLATION, ldv_destroy_msgsErr2REQUIRES_VIOLATION, ldv_destroy_msgsErr1REQUIRES_VIOLATION, ldv_destroy_msgsErr3REQUIRES_VIOLATION, ldv_msg_fillErr1REQUIRES_VIOLATION, ldv_msg_fillErr2REQUIRES_VIOLATION, ldv_msg_fillErr3REQUIRES_VIOLATION, ldv_msg_fillErr4REQUIRES_VIOLATION, ldv_msg_fillErr0REQUIRES_VIOLATION, ldv_msg_fillErr5REQUIRES_VIOLATION, ldv_atomic_add_returnErr2REQUIRES_VIOLATION, ldv_atomic_add_returnErr1REQUIRES_VIOLATION, ldv_atomic_add_returnErr3REQUIRES_VIOLATION, ldv_atomic_add_returnErr0REQUIRES_VIOLATION, __ldv_list_delErr0REQUIRES_VIOLATION, __ldv_list_delErr3REQUIRES_VIOLATION, __ldv_list_delErr1REQUIRES_VIOLATION, __ldv_list_delErr2REQUIRES_VIOLATION, ldv_kobject_cleanupErr6ASSERT_VIOLATIONMEMORY_FREE, ldv_kobject_cleanupErr0REQUIRES_VIOLATION, ldv_kobject_cleanupErr2ASSERT_VIOLATIONMEMORY_FREE, ldv_kobject_cleanupErr5ASSERT_VIOLATIONMEMORY_FREE, ldv_kobject_cleanupErr1REQUIRES_VIOLATION, ldv_kobject_cleanupErr3ASSERT_VIOLATIONMEMORY_FREE, ldv_kobject_cleanupErr7ASSERT_VIOLATIONMEMORY_FREE, ldv_kobject_cleanupErr4ASSERT_VIOLATIONMEMORY_FREE, ldv_msg_freeErr3ASSERT_VIOLATIONMEMORY_FREE, ldv_msg_freeErr5ASSERT_VIOLATIONMEMORY_FREE, ldv_msg_freeErr4ASSERT_VIOLATIONMEMORY_FREE, ldv_msg_freeErr7ASSERT_VIOLATIONMEMORY_FREE, ldv_msg_freeErr0REQUIRES_VIOLATION, ldv_msg_freeErr6ASSERT_VIOLATIONMEMORY_FREE, ldv_msg_freeErr1REQUIRES_VIOLATION, ldv_msg_freeErr2ASSERT_VIOLATIONMEMORY_FREE, mainErr0ENSURES_VIOLATIONMEMORY_LEAK, LDV_INIT_LIST_HEADErr3REQUIRES_VIOLATION, LDV_INIT_LIST_HEADErr1REQUIRES_VIOLATION, LDV_INIT_LIST_HEADErr2REQUIRES_VIOLATION, LDV_INIT_LIST_HEADErr0REQUIRES_VIOLATION, ldv_list_delErr2REQUIRES_VIOLATION, ldv_list_delErr1REQUIRES_VIOLATION, ldv_list_delErr3REQUIRES_VIOLATION, ldv_list_delErr0REQUIRES_VIOLATION, __ldv_list_addErr0REQUIRES_VIOLATION, __ldv_list_addErr5REQUIRES_VIOLATION, __ldv_list_addErr6REQUIRES_VIOLATION, __ldv_list_addErr4REQUIRES_VIOLATION, __ldv_list_addErr3REQUIRES_VIOLATION, __ldv_list_addErr1REQUIRES_VIOLATION, __ldv_list_addErr2REQUIRES_VIOLATION, __ldv_list_addErr7REQUIRES_VIOLATION, ldv_dev_set_drvdataErr1REQUIRES_VIOLATION, ldv_dev_set_drvdataErr0REQUIRES_VIOLATION, ldv_atomic_sub_returnErr2REQUIRES_VIOLATION, ldv_atomic_sub_returnErr1REQUIRES_VIOLATION, ldv_atomic_sub_returnErr3REQUIRES_VIOLATION, ldv_atomic_sub_returnErr0REQUIRES_VIOLATION, ldv_list_add_tailErr1REQUIRES_VIOLATION, ldv_list_add_tailErr0REQUIRES_VIOLATION, ldv_dev_get_drvdataErr1REQUIRES_VIOLATION, ldv_dev_get_drvdataErr0REQUIRES_VIOLATION, ldv_msg_allocErr0REQUIRES_VIOLATION, ldv_msg_allocErr1REQUIRES_VIOLATION]=== [2019-01-01 18:24:39,144 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-01-01 18:24:39,145 INFO L82 PathProgramCache]: Analyzing trace with hash -1032021852, now seen corresponding path program 1 times [2019-01-01 18:24:39,147 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2019-01-01 18:24:39,148 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2019-01-01 18:24:39,212 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-01-01 18:24:39,212 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-01-01 18:24:39,212 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-01-01 18:24:39,275 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-01-01 18:24:39,553 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-01-01 18:24:39,556 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-01-01 18:24:39,556 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2019-01-01 18:24:39,560 INFO L459 AbstractCegarLoop]: Interpolant automaton has 5 states [2019-01-01 18:24:39,574 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2019-01-01 18:24:39,575 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2019-01-01 18:24:39,578 INFO L87 Difference]: Start difference. First operand 98 states. Second operand 5 states. [2019-01-01 18:24:39,686 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-01-01 18:24:39,686 INFO L93 Difference]: Finished difference Result 35 states and 37 transitions. [2019-01-01 18:24:39,689 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2019-01-01 18:24:39,691 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 20 [2019-01-01 18:24:39,692 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-01-01 18:24:39,711 INFO L225 Difference]: With dead ends: 35 [2019-01-01 18:24:39,711 INFO L226 Difference]: Without dead ends: 32 [2019-01-01 18:24:39,714 INFO L631 BasicCegarLoop]: 0 DeclaredPredicates, 5 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2019-01-01 18:24:39,742 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 32 states. [2019-01-01 18:24:39,782 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 32 to 29. [2019-01-01 18:24:39,785 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 29 states. [2019-01-01 18:24:39,786 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 29 states to 29 states and 30 transitions. [2019-01-01 18:24:39,789 INFO L78 Accepts]: Start accepts. Automaton has 29 states and 30 transitions. Word has length 20 [2019-01-01 18:24:39,789 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-01-01 18:24:39,789 INFO L480 AbstractCegarLoop]: Abstraction has 29 states and 30 transitions. [2019-01-01 18:24:39,790 INFO L481 AbstractCegarLoop]: Interpolant automaton has 5 states. [2019-01-01 18:24:39,790 INFO L276 IsEmpty]: Start isEmpty. Operand 29 states and 30 transitions. [2019-01-01 18:24:39,791 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2019-01-01 18:24:39,792 INFO L394 BasicCegarLoop]: Found error trace [2019-01-01 18:24:39,792 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] [2019-01-01 18:24:39,793 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_msgsErr4REQUIRES_VIOLATION, ldv_destroy_msgsErr0REQUIRES_VIOLATION, ldv_destroy_msgsErr5REQUIRES_VIOLATION, ldv_destroy_msgsErr2REQUIRES_VIOLATION, ldv_destroy_msgsErr1REQUIRES_VIOLATION, ldv_destroy_msgsErr3REQUIRES_VIOLATION, ldv_msg_fillErr1REQUIRES_VIOLATION, ldv_msg_fillErr2REQUIRES_VIOLATION, ldv_msg_fillErr3REQUIRES_VIOLATION, ldv_msg_fillErr4REQUIRES_VIOLATION, ldv_msg_fillErr0REQUIRES_VIOLATION, ldv_msg_fillErr5REQUIRES_VIOLATION, ldv_atomic_add_returnErr2REQUIRES_VIOLATION, ldv_atomic_add_returnErr1REQUIRES_VIOLATION, ldv_atomic_add_returnErr3REQUIRES_VIOLATION, ldv_atomic_add_returnErr0REQUIRES_VIOLATION, __ldv_list_delErr0REQUIRES_VIOLATION, __ldv_list_delErr3REQUIRES_VIOLATION, __ldv_list_delErr1REQUIRES_VIOLATION, __ldv_list_delErr2REQUIRES_VIOLATION, ldv_kobject_cleanupErr6ASSERT_VIOLATIONMEMORY_FREE, ldv_kobject_cleanupErr0REQUIRES_VIOLATION, ldv_kobject_cleanupErr2ASSERT_VIOLATIONMEMORY_FREE, ldv_kobject_cleanupErr5ASSERT_VIOLATIONMEMORY_FREE, ldv_kobject_cleanupErr1REQUIRES_VIOLATION, ldv_kobject_cleanupErr3ASSERT_VIOLATIONMEMORY_FREE, ldv_kobject_cleanupErr7ASSERT_VIOLATIONMEMORY_FREE, ldv_kobject_cleanupErr4ASSERT_VIOLATIONMEMORY_FREE, ldv_msg_freeErr3ASSERT_VIOLATIONMEMORY_FREE, ldv_msg_freeErr5ASSERT_VIOLATIONMEMORY_FREE, ldv_msg_freeErr4ASSERT_VIOLATIONMEMORY_FREE, ldv_msg_freeErr7ASSERT_VIOLATIONMEMORY_FREE, ldv_msg_freeErr0REQUIRES_VIOLATION, ldv_msg_freeErr6ASSERT_VIOLATIONMEMORY_FREE, ldv_msg_freeErr1REQUIRES_VIOLATION, ldv_msg_freeErr2ASSERT_VIOLATIONMEMORY_FREE, mainErr0ENSURES_VIOLATIONMEMORY_LEAK, LDV_INIT_LIST_HEADErr3REQUIRES_VIOLATION, LDV_INIT_LIST_HEADErr1REQUIRES_VIOLATION, LDV_INIT_LIST_HEADErr2REQUIRES_VIOLATION, LDV_INIT_LIST_HEADErr0REQUIRES_VIOLATION, ldv_list_delErr2REQUIRES_VIOLATION, ldv_list_delErr1REQUIRES_VIOLATION, ldv_list_delErr3REQUIRES_VIOLATION, ldv_list_delErr0REQUIRES_VIOLATION, __ldv_list_addErr0REQUIRES_VIOLATION, __ldv_list_addErr5REQUIRES_VIOLATION, __ldv_list_addErr6REQUIRES_VIOLATION, __ldv_list_addErr4REQUIRES_VIOLATION, __ldv_list_addErr3REQUIRES_VIOLATION, __ldv_list_addErr1REQUIRES_VIOLATION, __ldv_list_addErr2REQUIRES_VIOLATION, __ldv_list_addErr7REQUIRES_VIOLATION, ldv_dev_set_drvdataErr1REQUIRES_VIOLATION, ldv_dev_set_drvdataErr0REQUIRES_VIOLATION, ldv_atomic_sub_returnErr2REQUIRES_VIOLATION, ldv_atomic_sub_returnErr1REQUIRES_VIOLATION, ldv_atomic_sub_returnErr3REQUIRES_VIOLATION, ldv_atomic_sub_returnErr0REQUIRES_VIOLATION, ldv_list_add_tailErr1REQUIRES_VIOLATION, ldv_list_add_tailErr0REQUIRES_VIOLATION, ldv_dev_get_drvdataErr1REQUIRES_VIOLATION, ldv_dev_get_drvdataErr0REQUIRES_VIOLATION, ldv_msg_allocErr0REQUIRES_VIOLATION, ldv_msg_allocErr1REQUIRES_VIOLATION]=== [2019-01-01 18:24:39,801 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-01-01 18:24:39,801 INFO L82 PathProgramCache]: Analyzing trace with hash 1465994085, now seen corresponding path program 1 times [2019-01-01 18:24:39,801 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2019-01-01 18:24:39,801 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2019-01-01 18:24:39,807 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-01-01 18:24:39,811 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-01-01 18:24:39,811 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-01-01 18:24:39,853 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-01-01 18:24:39,967 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-01-01 18:24:39,967 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-01-01 18:24:39,967 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2019-01-01 18:24:39,969 INFO L459 AbstractCegarLoop]: Interpolant automaton has 3 states [2019-01-01 18:24:39,970 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2019-01-01 18:24:39,970 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2019-01-01 18:24:39,970 INFO L87 Difference]: Start difference. First operand 29 states and 30 transitions. Second operand 3 states. [2019-01-01 18:24:40,168 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-01-01 18:24:40,169 INFO L93 Difference]: Finished difference Result 36 states and 37 transitions. [2019-01-01 18:24:40,169 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2019-01-01 18:24:40,169 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 20 [2019-01-01 18:24:40,170 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-01-01 18:24:40,172 INFO L225 Difference]: With dead ends: 36 [2019-01-01 18:24:40,172 INFO L226 Difference]: Without dead ends: 25 [2019-01-01 18:24:40,173 INFO L631 BasicCegarLoop]: 0 DeclaredPredicates, 8 GetRequests, 7 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2019-01-01 18:24:40,173 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 25 states. [2019-01-01 18:24:40,177 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 25 to 25. [2019-01-01 18:24:40,177 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 25 states. [2019-01-01 18:24:40,179 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 25 states to 25 states and 24 transitions. [2019-01-01 18:24:40,179 INFO L78 Accepts]: Start accepts. Automaton has 25 states and 24 transitions. Word has length 20 [2019-01-01 18:24:40,179 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-01-01 18:24:40,179 INFO L480 AbstractCegarLoop]: Abstraction has 25 states and 24 transitions. [2019-01-01 18:24:40,179 INFO L481 AbstractCegarLoop]: Interpolant automaton has 3 states. [2019-01-01 18:24:40,180 INFO L276 IsEmpty]: Start isEmpty. Operand 25 states and 24 transitions. [2019-01-01 18:24:40,180 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25 [2019-01-01 18:24:40,180 INFO L394 BasicCegarLoop]: Found error trace [2019-01-01 18:24:40,181 INFO L402 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-01-01 18:24:40,181 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_msgsErr4REQUIRES_VIOLATION, ldv_destroy_msgsErr0REQUIRES_VIOLATION, ldv_destroy_msgsErr5REQUIRES_VIOLATION, ldv_destroy_msgsErr2REQUIRES_VIOLATION, ldv_destroy_msgsErr1REQUIRES_VIOLATION, ldv_destroy_msgsErr3REQUIRES_VIOLATION, ldv_msg_fillErr1REQUIRES_VIOLATION, ldv_msg_fillErr2REQUIRES_VIOLATION, ldv_msg_fillErr3REQUIRES_VIOLATION, ldv_msg_fillErr4REQUIRES_VIOLATION, ldv_msg_fillErr0REQUIRES_VIOLATION, ldv_msg_fillErr5REQUIRES_VIOLATION, ldv_atomic_add_returnErr2REQUIRES_VIOLATION, ldv_atomic_add_returnErr1REQUIRES_VIOLATION, ldv_atomic_add_returnErr3REQUIRES_VIOLATION, ldv_atomic_add_returnErr0REQUIRES_VIOLATION, __ldv_list_delErr0REQUIRES_VIOLATION, __ldv_list_delErr3REQUIRES_VIOLATION, __ldv_list_delErr1REQUIRES_VIOLATION, __ldv_list_delErr2REQUIRES_VIOLATION, ldv_kobject_cleanupErr6ASSERT_VIOLATIONMEMORY_FREE, ldv_kobject_cleanupErr0REQUIRES_VIOLATION, ldv_kobject_cleanupErr2ASSERT_VIOLATIONMEMORY_FREE, ldv_kobject_cleanupErr5ASSERT_VIOLATIONMEMORY_FREE, ldv_kobject_cleanupErr1REQUIRES_VIOLATION, ldv_kobject_cleanupErr3ASSERT_VIOLATIONMEMORY_FREE, ldv_kobject_cleanupErr7ASSERT_VIOLATIONMEMORY_FREE, ldv_kobject_cleanupErr4ASSERT_VIOLATIONMEMORY_FREE, ldv_msg_freeErr3ASSERT_VIOLATIONMEMORY_FREE, ldv_msg_freeErr5ASSERT_VIOLATIONMEMORY_FREE, ldv_msg_freeErr4ASSERT_VIOLATIONMEMORY_FREE, ldv_msg_freeErr7ASSERT_VIOLATIONMEMORY_FREE, ldv_msg_freeErr0REQUIRES_VIOLATION, ldv_msg_freeErr6ASSERT_VIOLATIONMEMORY_FREE, ldv_msg_freeErr1REQUIRES_VIOLATION, ldv_msg_freeErr2ASSERT_VIOLATIONMEMORY_FREE, mainErr0ENSURES_VIOLATIONMEMORY_LEAK, LDV_INIT_LIST_HEADErr3REQUIRES_VIOLATION, LDV_INIT_LIST_HEADErr1REQUIRES_VIOLATION, LDV_INIT_LIST_HEADErr2REQUIRES_VIOLATION, LDV_INIT_LIST_HEADErr0REQUIRES_VIOLATION, ldv_list_delErr2REQUIRES_VIOLATION, ldv_list_delErr1REQUIRES_VIOLATION, ldv_list_delErr3REQUIRES_VIOLATION, ldv_list_delErr0REQUIRES_VIOLATION, __ldv_list_addErr0REQUIRES_VIOLATION, __ldv_list_addErr5REQUIRES_VIOLATION, __ldv_list_addErr6REQUIRES_VIOLATION, __ldv_list_addErr4REQUIRES_VIOLATION, __ldv_list_addErr3REQUIRES_VIOLATION, __ldv_list_addErr1REQUIRES_VIOLATION, __ldv_list_addErr2REQUIRES_VIOLATION, __ldv_list_addErr7REQUIRES_VIOLATION, ldv_dev_set_drvdataErr1REQUIRES_VIOLATION, ldv_dev_set_drvdataErr0REQUIRES_VIOLATION, ldv_atomic_sub_returnErr2REQUIRES_VIOLATION, ldv_atomic_sub_returnErr1REQUIRES_VIOLATION, ldv_atomic_sub_returnErr3REQUIRES_VIOLATION, ldv_atomic_sub_returnErr0REQUIRES_VIOLATION, ldv_list_add_tailErr1REQUIRES_VIOLATION, ldv_list_add_tailErr0REQUIRES_VIOLATION, ldv_dev_get_drvdataErr1REQUIRES_VIOLATION, ldv_dev_get_drvdataErr0REQUIRES_VIOLATION, ldv_msg_allocErr0REQUIRES_VIOLATION, ldv_msg_allocErr1REQUIRES_VIOLATION]=== [2019-01-01 18:24:40,181 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-01-01 18:24:40,182 INFO L82 PathProgramCache]: Analyzing trace with hash -745338495, now seen corresponding path program 1 times [2019-01-01 18:24:40,182 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2019-01-01 18:24:40,182 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2019-01-01 18:24:40,184 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-01-01 18:24:40,184 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-01-01 18:24:40,184 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-01-01 18:24:40,204 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2019-01-01 18:24:40,225 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2019-01-01 18:24:40,257 INFO L469 BasicCegarLoop]: Counterexample might be feasible [2019-01-01 18:24:40,274 WARN L416 cessorBacktranslator]: Generated EnsuresSpecification ensures #valid == old(#valid); is not ensure(true) [2019-01-01 18:24:40,281 WARN L1298 BoogieBacktranslator]: Unfinished Backtranslation: IntegerLiteral 17 could not be translated for associated CType STRUCT~~ldv_list_head?next~*ldv_list_head?prev~*ldv_list_head# [2019-01-01 18:24:40,281 WARN L1298 BoogieBacktranslator]: Unfinished Backtranslation: IntegerLiteral 18 could not be translated for associated CType STRUCT~~ldv_list_head?next~*ldv_list_head?prev~*ldv_list_head# [2019-01-01 18:24:40,293 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 01.01 06:24:40 BoogieIcfgContainer [2019-01-01 18:24:40,294 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2019-01-01 18:24:40,294 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2019-01-01 18:24:40,294 INFO L271 PluginConnector]: Initializing Witness Printer... [2019-01-01 18:24:40,294 INFO L276 PluginConnector]: Witness Printer initialized [2019-01-01 18:24:40,296 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 01.01 06:24:39" (3/4) ... [2019-01-01 18:24:40,301 INFO L147 WitnessPrinter]: No result that supports witness generation found [2019-01-01 18:24:40,301 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2019-01-01 18:24:40,302 INFO L168 Benchmark]: Toolchain (without parser) took 4345.92 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 135.8 MB). Free memory was 943.3 MB in the beginning and 961.3 MB in the end (delta: -17.9 MB). Peak memory consumption was 117.8 MB. Max. memory is 11.5 GB. [2019-01-01 18:24:40,305 INFO L168 Benchmark]: CDTParser took 0.16 ms. Allocated memory is still 1.0 GB. Free memory is still 972.8 MB. There was no memory consumed. Max. memory is 11.5 GB. [2019-01-01 18:24:40,306 INFO L168 Benchmark]: CACSL2BoogieTranslator took 836.25 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 135.8 MB). Free memory was 937.9 MB in the beginning and 1.1 GB in the end (delta: -164.8 MB). Peak memory consumption was 31.7 MB. Max. memory is 11.5 GB. [2019-01-01 18:24:40,307 INFO L168 Benchmark]: Boogie Preprocessor took 152.64 ms. Allocated memory is still 1.2 GB. Free memory is still 1.1 GB. There was no memory consumed. Max. memory is 11.5 GB. [2019-01-01 18:24:40,308 INFO L168 Benchmark]: RCFGBuilder took 2074.35 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: 99.6 MB). Peak memory consumption was 99.6 MB. Max. memory is 11.5 GB. [2019-01-01 18:24:40,309 INFO L168 Benchmark]: TraceAbstraction took 1269.51 ms. Allocated memory is still 1.2 GB. Free memory was 1.0 GB in the beginning and 961.3 MB in the end (delta: 41.9 MB). Peak memory consumption was 41.9 MB. Max. memory is 11.5 GB. [2019-01-01 18:24:40,310 INFO L168 Benchmark]: Witness Printer took 7.50 ms. Allocated memory is still 1.2 GB. Free memory is still 961.3 MB. There was no memory consumed. Max. memory is 11.5 GB. [2019-01-01 18:24:40,315 INFO L336 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.16 ms. Allocated memory is still 1.0 GB. Free memory is still 972.8 MB. There was no memory consumed. Max. memory is 11.5 GB. * CACSL2BoogieTranslator took 836.25 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 135.8 MB). Free memory was 937.9 MB in the beginning and 1.1 GB in the end (delta: -164.8 MB). Peak memory consumption was 31.7 MB. Max. memory is 11.5 GB. * Boogie Preprocessor took 152.64 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 2074.35 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: 99.6 MB). Peak memory consumption was 99.6 MB. Max. memory is 11.5 GB. * TraceAbstraction took 1269.51 ms. Allocated memory is still 1.2 GB. Free memory was 1.0 GB in the beginning and 961.3 MB in the end (delta: 41.9 MB). Peak memory consumption was 41.9 MB. Max. memory is 11.5 GB. * Witness Printer took 7.50 ms. Allocated memory is still 1.2 GB. Free memory is still 961.3 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 17 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 18 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: 1468]: Unable to prove that all allocated memory was freed Unable to prove that all allocated memory was freed Reason: overapproximation of memtrack at line 1468. Possible FailurePath: [L1135] struct ldv_list_head ldv_global_msg_list = { &(ldv_global_msg_list), &(ldv_global_msg_list) }; [L1441] struct ldv_device *saved_device_20; VAL [\old(ldv_global_msg_list)=null, \old(ldv_global_msg_list)=null, \old(saved_device_20)=21, \old(saved_device_20)=20, ldv_global_msg_list={-1:0}, saved_device_20={0:0}] [L1469] CALL entry_point() VAL [\old(saved_device_20)=0, \old(saved_device_20)=0, ldv_global_msg_list={-1:0}, saved_device_20={0:0}] [L1463] CALL alloc_20() VAL [\old(saved_device_20)=0, \old(saved_device_20)=0, ldv_global_msg_list={-1:0}, saved_device_20={0:0}] [L1456] CALL, EXPR ldv_malloc(sizeof(struct A20)) VAL [\old(saved_device_20)=0, \old(saved_device_20)=0, \old(size)=16, ldv_global_msg_list={-1:0}, saved_device_20={0:0}] [L1073] COND TRUE __VERIFIER_nondet_int() [L1074] return malloc(size); VAL [\old(saved_device_20)=0, \old(saved_device_20)=0, \old(size)=16, \result={1:0}, ldv_global_msg_list={-1:0}, malloc(size)={1:0}, saved_device_20={0:0}, size=16] [L1456] RET, EXPR ldv_malloc(sizeof(struct A20)) VAL [\old(saved_device_20)=0, \old(saved_device_20)=0, ldv_global_msg_list={-1:0}, ldv_malloc(sizeof(struct A20))={1:0}, saved_device_20={0:0}] [L1456] struct A20 *p = (struct A20*)ldv_malloc(sizeof(struct A20)); [L1457] COND TRUE \read(*p) VAL [\old(saved_device_20)=0, \old(saved_device_20)=0, ldv_global_msg_list={-1:0}, p={1:0}, saved_device_20={0:0}] [L1458] CALL ldv_register_device(&p->dev) VAL [\old(saved_device_20)=0, \old(saved_device_20)=0, dev={1:4}, ldv_global_msg_list={-1:0}, saved_device_20={0:0}] [L1444] saved_device_20 = dev VAL [\old(saved_device_20)=0, \old(saved_device_20)=0, dev={1:4}, dev={1:4}, ldv_global_msg_list={-1:0}, saved_device_20={1:4}] [L1458] RET ldv_register_device(&p->dev) VAL [\old(saved_device_20)=0, \old(saved_device_20)=0, ldv_global_msg_list={-1:0}, p={1:0}, saved_device_20={1:4}] [L1463] RET alloc_20() VAL [\old(saved_device_20)=0, \old(saved_device_20)=0, ldv_global_msg_list={-1:0}, saved_device_20={1:4}] [L1465] saved_device_20 = 0 VAL [\old(saved_device_20)=0, \old(saved_device_20)=0, ldv_global_msg_list={-1:0}, saved_device_20={0:0}] [L1469] RET entry_point() VAL [\old(saved_device_20)=0, \old(saved_device_20)=0, ldv_global_msg_list={-1:0}, saved_device_20={0:0}] - StatisticsResult: Ultimate Automizer benchmark data CFG has 47 procedures, 330 locations, 71 error locations. UNSAFE Result, 1.2s OverallTime, 3 OverallIterations, 1 TraceHistogramMax, 0.3s AutomataDifference, 0.0s DeadEndRemovalTime, 0.0s HoareAnnotationTime, HoareTripleCheckerStatistics: 56 SDtfs, 5 SDslu, 93 SDs, 0 SdLazy, 23 SolverSat, 2 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 0.2s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 13 GetRequests, 9 SyntacticMatches, 0 SemanticMatches, 4 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.2s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=98occurred 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, 3 StatesRemovedByMinimization, 1 NontrivialMinimizations, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: TraceCheckStatistics: 0.0s SsaConstructionTime, 0.0s SatisfiabilityAnalysisTime, 0.3s InterpolantComputationTime, 64 NumberOfCodeBlocks, 64 NumberOfCodeBlocksAsserted, 3 NumberOfCheckSat, 38 ConstructedInterpolants, 0 QuantifiedInterpolants, 1520 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 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... ### Bit-precise run ### This is Ultimate 0.1.24-2e94e6a [2019-01-01 18:24:42,726 INFO L170 SettingsManager]: Resetting all preferences to default values... [2019-01-01 18:24:42,728 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2019-01-01 18:24:42,741 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-01-01 18:24:42,741 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-01-01 18:24:42,742 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-01-01 18:24:42,744 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-01-01 18:24:42,746 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2019-01-01 18:24:42,748 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-01-01 18:24:42,749 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-01-01 18:24:42,750 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-01-01 18:24:42,750 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-01-01 18:24:42,751 INFO L174 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-01-01 18:24:42,752 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-01-01 18:24:42,754 INFO L174 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-01-01 18:24:42,755 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-01-01 18:24:42,756 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-01-01 18:24:42,758 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-01-01 18:24:42,760 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2019-01-01 18:24:42,762 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-01-01 18:24:42,763 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-01-01 18:24:42,764 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-01-01 18:24:42,767 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-01-01 18:24:42,768 INFO L177 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-01-01 18:24:42,768 INFO L174 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-01-01 18:24:42,769 INFO L174 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-01-01 18:24:42,771 INFO L174 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-01-01 18:24:42,772 INFO L174 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-01-01 18:24:42,772 INFO L174 SettingsManager]: Resetting Witness Printer preferences to default values [2019-01-01 18:24:42,774 INFO L177 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-01-01 18:24:42,774 INFO L174 SettingsManager]: Resetting CDTParser preferences to default values [2019-01-01 18:24:42,775 INFO L177 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-01-01 18:24:42,775 INFO L177 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-01-01 18:24:42,775 INFO L174 SettingsManager]: Resetting SmtParser preferences to default values [2019-01-01 18:24:42,777 INFO L174 SettingsManager]: Resetting Witness Parser preferences to default values [2019-01-01 18:24:42,778 INFO L181 SettingsManager]: Finished resetting all preferences to default values... [2019-01-01 18:24:42,778 INFO L98 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-DerefFreeMemtrack-32bit-Automizer_Bitvector.epf [2019-01-01 18:24:42,794 INFO L110 SettingsManager]: Loading preferences was successful [2019-01-01 18:24:42,794 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2019-01-01 18:24:42,795 INFO L131 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-01-01 18:24:42,795 INFO L133 SettingsManager]: * Create parallel compositions if possible=false [2019-01-01 18:24:42,796 INFO L133 SettingsManager]: * Use SBE=true [2019-01-01 18:24:42,796 INFO L131 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-01-01 18:24:42,797 INFO L133 SettingsManager]: * sizeof long=4 [2019-01-01 18:24:42,797 INFO L133 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2019-01-01 18:24:42,797 INFO L133 SettingsManager]: * Overapproximate operations on floating types=true [2019-01-01 18:24:42,797 INFO L133 SettingsManager]: * sizeof POINTER=4 [2019-01-01 18:24:42,797 INFO L133 SettingsManager]: * Check division by zero=IGNORE [2019-01-01 18:24:42,797 INFO L133 SettingsManager]: * Check for the main procedure if all allocated memory was freed=true [2019-01-01 18:24:42,797 INFO L133 SettingsManager]: * Bitprecise bitfields=true [2019-01-01 18:24:42,798 INFO L133 SettingsManager]: * SV-COMP memtrack compatibility mode=true [2019-01-01 18:24:42,798 INFO L133 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-01-01 18:24:42,798 INFO L133 SettingsManager]: * Use bitvectors instead of ints=true [2019-01-01 18:24:42,798 INFO L133 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2019-01-01 18:24:42,798 INFO L133 SettingsManager]: * sizeof long double=12 [2019-01-01 18:24:42,799 INFO L133 SettingsManager]: * Use constant arrays=true [2019-01-01 18:24:42,800 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-01-01 18:24:42,800 INFO L133 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-01-01 18:24:42,800 INFO L133 SettingsManager]: * To the following directory=./dump/ [2019-01-01 18:24:42,801 INFO L133 SettingsManager]: * SMT solver=External_DefaultMode [2019-01-01 18:24:42,801 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-01-01 18:24:42,801 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-01-01 18:24:42,801 INFO L133 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-01-01 18:24:42,801 INFO L133 SettingsManager]: * Trace refinement strategy=WOLF [2019-01-01 18:24:42,801 INFO L133 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-01-01 18:24:42,803 INFO L133 SettingsManager]: * Command for external solver=cvc4 --incremental --rewrite-divk --print-success --lang smt [2019-01-01 18:24:42,803 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 -> /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G valid-free) ) CHECK( init(main()), LTL(G valid-deref) ) CHECK( init(main()), LTL(G valid-memtrack) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 6d2107e4b8fe6ebcfe5d91ac4e8af987a88724fd [2019-01-01 18:24:42,839 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-01-01 18:24:42,852 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-01-01 18:24:42,856 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-01-01 18:24:42,858 INFO L271 PluginConnector]: Initializing CDTParser... [2019-01-01 18:24:42,859 INFO L276 PluginConnector]: CDTParser initialized [2019-01-01 18:24:42,859 INFO L418 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/svcomp/c/ldv-memsafety/memleaks_test20_false-valid-memtrack_true-termination.i [2019-01-01 18:24:42,918 INFO L221 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/0748ee632/9942e52c95834cc1bc2aab076526ccd4/FLAG10899bc73 [2019-01-01 18:24:43,486 INFO L307 CDTParser]: Found 1 translation units. [2019-01-01 18:24:43,487 INFO L161 CDTParser]: Scanning /storage/repos/svcomp/c/ldv-memsafety/memleaks_test20_false-valid-memtrack_true-termination.i [2019-01-01 18:24:43,511 INFO L355 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/0748ee632/9942e52c95834cc1bc2aab076526ccd4/FLAG10899bc73 [2019-01-01 18:24:43,724 INFO L363 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/0748ee632/9942e52c95834cc1bc2aab076526ccd4 [2019-01-01 18:24:43,728 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-01-01 18:24:43,730 INFO L131 ToolchainWalker]: Walking toolchain with 5 elements. [2019-01-01 18:24:43,731 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-01-01 18:24:43,731 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-01-01 18:24:43,735 INFO L276 PluginConnector]: CACSL2BoogieTranslator initialized [2019-01-01 18:24:43,736 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 01.01 06:24:43" (1/1) ... [2019-01-01 18:24:43,739 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@5f093931 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.01 06:24:43, skipping insertion in model container [2019-01-01 18:24:43,739 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 01.01 06:24:43" (1/1) ... [2019-01-01 18:24:43,748 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-01-01 18:24:43,816 INFO L176 MainTranslator]: Built tables and reachable declarations [2019-01-01 18:24:44,314 INFO L204 PostProcessor]: Analyzing one entry point: main [2019-01-01 18:24:44,340 INFO L191 MainTranslator]: Completed pre-run [2019-01-01 18:24:44,546 INFO L204 PostProcessor]: Analyzing one entry point: main [2019-01-01 18:24:44,641 INFO L195 MainTranslator]: Completed translation [2019-01-01 18:24:44,642 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.01 06:24:44 WrapperNode [2019-01-01 18:24:44,642 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-01-01 18:24:44,643 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-01-01 18:24:44,643 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-01-01 18:24:44,644 INFO L276 PluginConnector]: Boogie Preprocessor initialized [2019-01-01 18:24:44,661 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.01 06:24:44" (1/1) ... [2019-01-01 18:24:44,661 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.01 06:24:44" (1/1) ... [2019-01-01 18:24:44,709 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.01 06:24:44" (1/1) ... [2019-01-01 18:24:44,712 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.01 06:24:44" (1/1) ... [2019-01-01 18:24:44,765 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.01 06:24:44" (1/1) ... [2019-01-01 18:24:44,778 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.01 06:24:44" (1/1) ... [2019-01-01 18:24:44,791 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.01 06:24:44" (1/1) ... [2019-01-01 18:24:44,801 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-01-01 18:24:44,802 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2019-01-01 18:24:44,802 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2019-01-01 18:24:44,802 INFO L276 PluginConnector]: RCFGBuilder initialized [2019-01-01 18:24:44,803 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.01 06:24:44" (1/1) ... No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-01-01 18:24:44,887 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2019-01-01 18:24:44,887 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2019-01-01 18:24:44,888 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~TO~VOID [2019-01-01 18:24:44,888 INFO L138 BoogieDeclarations]: Found implementation of procedure __bswap_32 [2019-01-01 18:24:44,888 INFO L138 BoogieDeclarations]: Found implementation of procedure __bswap_64 [2019-01-01 18:24:44,888 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_nonpositive [2019-01-01 18:24:44,889 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_positive [2019-01-01 18:24:44,889 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_malloc [2019-01-01 18:24:44,889 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_zalloc [2019-01-01 18:24:44,889 INFO L138 BoogieDeclarations]: Found implementation of procedure LDV_INIT_LIST_HEAD [2019-01-01 18:24:44,889 INFO L138 BoogieDeclarations]: Found implementation of procedure __ldv_list_add [2019-01-01 18:24:44,889 INFO L138 BoogieDeclarations]: Found implementation of procedure __ldv_list_del [2019-01-01 18:24:44,891 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_list_add [2019-01-01 18:24:44,892 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_list_add_tail [2019-01-01 18:24:44,892 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_list_del [2019-01-01 18:24:44,892 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_msg_alloc [2019-01-01 18:24:44,892 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_msg_fill [2019-01-01 18:24:44,892 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_msg_free [2019-01-01 18:24:44,892 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_submit_msg [2019-01-01 18:24:44,894 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_destroy_msgs [2019-01-01 18:24:44,894 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_dev_get_drvdata [2019-01-01 18:24:44,894 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_dev_set_drvdata [2019-01-01 18:24:44,894 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_atomic_add_return [2019-01-01 18:24:44,894 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_atomic_sub_return [2019-01-01 18:24:44,894 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_kref_sub [2019-01-01 18:24:44,895 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_kref_init [2019-01-01 18:24:44,898 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_kref_get [2019-01-01 18:24:44,898 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_kref_put [2019-01-01 18:24:44,898 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_kobject_del [2019-01-01 18:24:44,898 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_kobject_cleanup [2019-01-01 18:24:44,899 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_kobject_release [2019-01-01 18:24:44,899 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_kobject_put [2019-01-01 18:24:44,900 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_kobject_get [2019-01-01 18:24:44,900 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_kobject_init_internal [2019-01-01 18:24:44,900 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_kobject_init [2019-01-01 18:24:44,900 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_kobject_create [2019-01-01 18:24:44,901 INFO L138 BoogieDeclarations]: Found implementation of procedure f [2019-01-01 18:24:44,901 INFO L138 BoogieDeclarations]: Found implementation of procedure g [2019-01-01 18:24:44,901 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_register_device [2019-01-01 18:24:44,901 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_get_device [2019-01-01 18:24:44,901 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_deregister_device [2019-01-01 18:24:44,901 INFO L138 BoogieDeclarations]: Found implementation of procedure alloc_20 [2019-01-01 18:24:44,901 INFO L138 BoogieDeclarations]: Found implementation of procedure entry_point [2019-01-01 18:24:44,901 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2019-01-01 18:24:44,903 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset [2019-01-01 18:24:44,903 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.meminit [2019-01-01 18:24:44,903 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy [2019-01-01 18:24:44,903 INFO L130 BoogieDeclarations]: Found specification of procedure __bswap_32 [2019-01-01 18:24:44,904 INFO L130 BoogieDeclarations]: Found specification of procedure __bswap_64 [2019-01-01 18:24:44,904 INFO L130 BoogieDeclarations]: Found specification of procedure __ctype_get_mb_cur_max [2019-01-01 18:24:44,904 INFO L130 BoogieDeclarations]: Found specification of procedure atof [2019-01-01 18:24:44,905 INFO L130 BoogieDeclarations]: Found specification of procedure atoi [2019-01-01 18:24:44,905 INFO L130 BoogieDeclarations]: Found specification of procedure atol [2019-01-01 18:24:44,905 INFO L130 BoogieDeclarations]: Found specification of procedure atoll [2019-01-01 18:24:44,905 INFO L130 BoogieDeclarations]: Found specification of procedure strtod [2019-01-01 18:24:44,905 INFO L130 BoogieDeclarations]: Found specification of procedure strtof [2019-01-01 18:24:44,906 INFO L130 BoogieDeclarations]: Found specification of procedure strtold [2019-01-01 18:24:44,906 INFO L130 BoogieDeclarations]: Found specification of procedure strtol [2019-01-01 18:24:44,906 INFO L130 BoogieDeclarations]: Found specification of procedure strtoul [2019-01-01 18:24:44,906 INFO L130 BoogieDeclarations]: Found specification of procedure strtoq [2019-01-01 18:24:44,906 INFO L130 BoogieDeclarations]: Found specification of procedure strtouq [2019-01-01 18:24:44,906 INFO L130 BoogieDeclarations]: Found specification of procedure strtoll [2019-01-01 18:24:44,906 INFO L130 BoogieDeclarations]: Found specification of procedure strtoull [2019-01-01 18:24:44,907 INFO L130 BoogieDeclarations]: Found specification of procedure l64a [2019-01-01 18:24:44,910 INFO L130 BoogieDeclarations]: Found specification of procedure a64l [2019-01-01 18:24:44,910 INFO L130 BoogieDeclarations]: Found specification of procedure select [2019-01-01 18:24:44,910 INFO L130 BoogieDeclarations]: Found specification of procedure pselect [2019-01-01 18:24:44,911 INFO L130 BoogieDeclarations]: Found specification of procedure gnu_dev_major [2019-01-01 18:24:44,911 INFO L130 BoogieDeclarations]: Found specification of procedure gnu_dev_minor [2019-01-01 18:24:44,911 INFO L130 BoogieDeclarations]: Found specification of procedure gnu_dev_makedev [2019-01-01 18:24:44,911 INFO L130 BoogieDeclarations]: Found specification of procedure random [2019-01-01 18:24:44,911 INFO L130 BoogieDeclarations]: Found specification of procedure srandom [2019-01-01 18:24:44,911 INFO L130 BoogieDeclarations]: Found specification of procedure initstate [2019-01-01 18:24:44,911 INFO L130 BoogieDeclarations]: Found specification of procedure setstate [2019-01-01 18:24:44,911 INFO L130 BoogieDeclarations]: Found specification of procedure random_r [2019-01-01 18:24:44,912 INFO L130 BoogieDeclarations]: Found specification of procedure srandom_r [2019-01-01 18:24:44,914 INFO L130 BoogieDeclarations]: Found specification of procedure initstate_r [2019-01-01 18:24:44,914 INFO L130 BoogieDeclarations]: Found specification of procedure setstate_r [2019-01-01 18:24:44,915 INFO L130 BoogieDeclarations]: Found specification of procedure rand [2019-01-01 18:24:44,915 INFO L130 BoogieDeclarations]: Found specification of procedure srand [2019-01-01 18:24:44,915 INFO L130 BoogieDeclarations]: Found specification of procedure rand_r [2019-01-01 18:24:44,915 INFO L130 BoogieDeclarations]: Found specification of procedure drand48 [2019-01-01 18:24:44,915 INFO L130 BoogieDeclarations]: Found specification of procedure erand48 [2019-01-01 18:24:44,915 INFO L130 BoogieDeclarations]: Found specification of procedure lrand48 [2019-01-01 18:24:44,915 INFO L130 BoogieDeclarations]: Found specification of procedure nrand48 [2019-01-01 18:24:44,916 INFO L130 BoogieDeclarations]: Found specification of procedure mrand48 [2019-01-01 18:24:44,916 INFO L130 BoogieDeclarations]: Found specification of procedure jrand48 [2019-01-01 18:24:44,916 INFO L130 BoogieDeclarations]: Found specification of procedure srand48 [2019-01-01 18:24:44,916 INFO L130 BoogieDeclarations]: Found specification of procedure seed48 [2019-01-01 18:24:44,916 INFO L130 BoogieDeclarations]: Found specification of procedure lcong48 [2019-01-01 18:24:44,916 INFO L130 BoogieDeclarations]: Found specification of procedure drand48_r [2019-01-01 18:24:44,916 INFO L130 BoogieDeclarations]: Found specification of procedure erand48_r [2019-01-01 18:24:44,916 INFO L130 BoogieDeclarations]: Found specification of procedure lrand48_r [2019-01-01 18:24:44,917 INFO L130 BoogieDeclarations]: Found specification of procedure nrand48_r [2019-01-01 18:24:44,921 INFO L130 BoogieDeclarations]: Found specification of procedure mrand48_r [2019-01-01 18:24:44,921 INFO L130 BoogieDeclarations]: Found specification of procedure jrand48_r [2019-01-01 18:24:44,921 INFO L130 BoogieDeclarations]: Found specification of procedure srand48_r [2019-01-01 18:24:44,922 INFO L130 BoogieDeclarations]: Found specification of procedure seed48_r [2019-01-01 18:24:44,922 INFO L130 BoogieDeclarations]: Found specification of procedure lcong48_r [2019-01-01 18:24:44,922 INFO L130 BoogieDeclarations]: Found specification of procedure malloc [2019-01-01 18:24:44,923 INFO L130 BoogieDeclarations]: Found specification of procedure calloc [2019-01-01 18:24:44,923 INFO L130 BoogieDeclarations]: Found specification of procedure realloc [2019-01-01 18:24:44,923 INFO L130 BoogieDeclarations]: Found specification of procedure free [2019-01-01 18:24:44,923 INFO L130 BoogieDeclarations]: Found specification of procedure cfree [2019-01-01 18:24:44,923 INFO L130 BoogieDeclarations]: Found specification of procedure alloca [2019-01-01 18:24:44,923 INFO L130 BoogieDeclarations]: Found specification of procedure valloc [2019-01-01 18:24:44,923 INFO L130 BoogieDeclarations]: Found specification of procedure posix_memalign [2019-01-01 18:24:44,923 INFO L130 BoogieDeclarations]: Found specification of procedure abort [2019-01-01 18:24:44,924 INFO L130 BoogieDeclarations]: Found specification of procedure atexit [2019-01-01 18:24:44,924 INFO L130 BoogieDeclarations]: Found specification of procedure on_exit [2019-01-01 18:24:44,924 INFO L130 BoogieDeclarations]: Found specification of procedure exit [2019-01-01 18:24:44,924 INFO L130 BoogieDeclarations]: Found specification of procedure _Exit [2019-01-01 18:24:44,927 INFO L130 BoogieDeclarations]: Found specification of procedure getenv [2019-01-01 18:24:44,927 INFO L130 BoogieDeclarations]: Found specification of procedure putenv [2019-01-01 18:24:44,927 INFO L130 BoogieDeclarations]: Found specification of procedure setenv [2019-01-01 18:24:44,927 INFO L130 BoogieDeclarations]: Found specification of procedure unsetenv [2019-01-01 18:24:44,927 INFO L130 BoogieDeclarations]: Found specification of procedure clearenv [2019-01-01 18:24:44,928 INFO L130 BoogieDeclarations]: Found specification of procedure mktemp [2019-01-01 18:24:44,928 INFO L130 BoogieDeclarations]: Found specification of procedure mkstemp [2019-01-01 18:24:44,928 INFO L130 BoogieDeclarations]: Found specification of procedure mkstemps [2019-01-01 18:24:44,929 INFO L130 BoogieDeclarations]: Found specification of procedure mkdtemp [2019-01-01 18:24:44,930 INFO L130 BoogieDeclarations]: Found specification of procedure system [2019-01-01 18:24:44,930 INFO L130 BoogieDeclarations]: Found specification of procedure realpath [2019-01-01 18:24:44,930 INFO L130 BoogieDeclarations]: Found specification of procedure bsearch [2019-01-01 18:24:44,930 INFO L130 BoogieDeclarations]: Found specification of procedure qsort [2019-01-01 18:24:44,930 INFO L130 BoogieDeclarations]: Found specification of procedure abs [2019-01-01 18:24:44,930 INFO L130 BoogieDeclarations]: Found specification of procedure labs [2019-01-01 18:24:44,930 INFO L130 BoogieDeclarations]: Found specification of procedure llabs [2019-01-01 18:24:44,931 INFO L130 BoogieDeclarations]: Found specification of procedure div [2019-01-01 18:24:44,932 INFO L130 BoogieDeclarations]: Found specification of procedure ldiv [2019-01-01 18:24:44,932 INFO L130 BoogieDeclarations]: Found specification of procedure lldiv [2019-01-01 18:24:44,932 INFO L130 BoogieDeclarations]: Found specification of procedure ecvt [2019-01-01 18:24:44,932 INFO L130 BoogieDeclarations]: Found specification of procedure fcvt [2019-01-01 18:24:44,932 INFO L130 BoogieDeclarations]: Found specification of procedure gcvt [2019-01-01 18:24:44,933 INFO L130 BoogieDeclarations]: Found specification of procedure qecvt [2019-01-01 18:24:44,934 INFO L130 BoogieDeclarations]: Found specification of procedure qfcvt [2019-01-01 18:24:44,937 INFO L130 BoogieDeclarations]: Found specification of procedure qgcvt [2019-01-01 18:24:44,938 INFO L130 BoogieDeclarations]: Found specification of procedure ecvt_r [2019-01-01 18:24:44,939 INFO L130 BoogieDeclarations]: Found specification of procedure fcvt_r [2019-01-01 18:24:44,939 INFO L130 BoogieDeclarations]: Found specification of procedure qecvt_r [2019-01-01 18:24:44,939 INFO L130 BoogieDeclarations]: Found specification of procedure qfcvt_r [2019-01-01 18:24:44,939 INFO L130 BoogieDeclarations]: Found specification of procedure mblen [2019-01-01 18:24:44,939 INFO L130 BoogieDeclarations]: Found specification of procedure mbtowc [2019-01-01 18:24:44,939 INFO L130 BoogieDeclarations]: Found specification of procedure wctomb [2019-01-01 18:24:44,939 INFO L130 BoogieDeclarations]: Found specification of procedure mbstowcs [2019-01-01 18:24:44,939 INFO L130 BoogieDeclarations]: Found specification of procedure wcstombs [2019-01-01 18:24:44,940 INFO L130 BoogieDeclarations]: Found specification of procedure rpmatch [2019-01-01 18:24:44,940 INFO L130 BoogieDeclarations]: Found specification of procedure getsubopt [2019-01-01 18:24:44,940 INFO L130 BoogieDeclarations]: Found specification of procedure getloadavg [2019-01-01 18:24:44,940 INFO L130 BoogieDeclarations]: Found specification of procedure kfree [2019-01-01 18:24:44,940 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_int [2019-01-01 18:24:44,940 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_pointer [2019-01-01 18:24:44,940 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_nonpositive [2019-01-01 18:24:44,940 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_positive [2019-01-01 18:24:44,941 INFO L130 BoogieDeclarations]: Found specification of procedure memcpy [2019-01-01 18:24:44,944 INFO L130 BoogieDeclarations]: Found specification of procedure memset [2019-01-01 18:24:44,944 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_malloc [2019-01-01 18:24:44,944 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2019-01-01 18:24:44,944 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_zalloc [2019-01-01 18:24:44,944 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.meminit [2019-01-01 18:24:44,944 INFO L130 BoogieDeclarations]: Found specification of procedure LDV_INIT_LIST_HEAD [2019-01-01 18:24:44,945 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2019-01-01 18:24:44,945 INFO L130 BoogieDeclarations]: Found specification of procedure __ldv_list_add [2019-01-01 18:24:44,945 INFO L130 BoogieDeclarations]: Found specification of procedure __ldv_list_del [2019-01-01 18:24:44,945 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_list_add [2019-01-01 18:24:44,945 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2019-01-01 18:24:44,945 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_list_add_tail [2019-01-01 18:24:44,945 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_list_del [2019-01-01 18:24:44,945 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_msg_alloc [2019-01-01 18:24:44,945 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_msg_fill [2019-01-01 18:24:44,946 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy [2019-01-01 18:24:44,946 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_msg_free [2019-01-01 18:24:44,946 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2019-01-01 18:24:44,946 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_submit_msg [2019-01-01 18:24:44,946 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_destroy_msgs [2019-01-01 18:24:44,946 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_dev_get_drvdata [2019-01-01 18:24:44,946 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_dev_set_drvdata [2019-01-01 18:24:44,946 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_atomic_add_return [2019-01-01 18:24:44,947 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4 [2019-01-01 18:24:44,949 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4 [2019-01-01 18:24:44,950 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_atomic_sub_return [2019-01-01 18:24:44,950 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_kref_sub [2019-01-01 18:24:44,950 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~TO~VOID [2019-01-01 18:24:44,950 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_kref_init [2019-01-01 18:24:44,950 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_kref_get [2019-01-01 18:24:44,950 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_kref_put [2019-01-01 18:24:44,950 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_kobject_del [2019-01-01 18:24:44,950 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_kobject_cleanup [2019-01-01 18:24:44,951 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_kobject_release [2019-01-01 18:24:44,952 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_kobject_put [2019-01-01 18:24:44,952 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_kobject_get [2019-01-01 18:24:44,952 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_kobject_init_internal [2019-01-01 18:24:44,952 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_kobject_init [2019-01-01 18:24:44,953 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_kobject_create [2019-01-01 18:24:44,953 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset [2019-01-01 18:24:44,953 INFO L130 BoogieDeclarations]: Found specification of procedure f [2019-01-01 18:24:44,953 INFO L130 BoogieDeclarations]: Found specification of procedure g [2019-01-01 18:24:44,953 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_register_device [2019-01-01 18:24:44,953 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_get_device [2019-01-01 18:24:44,953 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_deregister_device [2019-01-01 18:24:44,953 INFO L130 BoogieDeclarations]: Found specification of procedure alloc_20 [2019-01-01 18:24:44,954 INFO L130 BoogieDeclarations]: Found specification of procedure entry_point [2019-01-01 18:24:44,954 INFO L130 BoogieDeclarations]: Found specification of procedure main [2019-01-01 18:24:44,954 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2019-01-01 18:24:44,954 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2019-01-01 18:24:44,954 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$ [2019-01-01 18:24:44,954 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2019-01-01 18:24:44,954 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$ [2019-01-01 18:24:44,954 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$ [2019-01-01 18:24:44,955 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE4 [2019-01-01 18:24:44,957 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~intINTTYPE4 [2019-01-01 18:24:45,916 WARN L615 $ProcedureCfgBuilder]: Label in the middle of a codeblock. [2019-01-01 18:24:46,782 WARN L615 $ProcedureCfgBuilder]: Label in the middle of a codeblock. [2019-01-01 18:24:48,108 INFO L275 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2019-01-01 18:24:48,109 INFO L280 CfgBuilder]: Removed 1 assue(true) statements. [2019-01-01 18:24:48,109 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 01.01 06:24:48 BoogieIcfgContainer [2019-01-01 18:24:48,109 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2019-01-01 18:24:48,111 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2019-01-01 18:24:48,111 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2019-01-01 18:24:48,115 INFO L276 PluginConnector]: TraceAbstraction initialized [2019-01-01 18:24:48,115 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 01.01 06:24:43" (1/3) ... [2019-01-01 18:24:48,117 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@41158d7 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 01.01 06:24:48, skipping insertion in model container [2019-01-01 18:24:48,117 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.01 06:24:44" (2/3) ... [2019-01-01 18:24:48,117 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@41158d7 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 01.01 06:24:48, skipping insertion in model container [2019-01-01 18:24:48,117 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 01.01 06:24:48" (3/3) ... [2019-01-01 18:24:48,120 INFO L112 eAbstractionObserver]: Analyzing ICFG memleaks_test20_false-valid-memtrack_true-termination.i [2019-01-01 18:24:48,131 INFO L156 ceAbstractionStarter]: Automizer settings: Hoare:false NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2019-01-01 18:24:48,139 INFO L168 ceAbstractionStarter]: Appying trace abstraction to program that has 71 error locations. [2019-01-01 18:24:48,158 INFO L257 AbstractCegarLoop]: Starting to check reachability of 71 error locations. [2019-01-01 18:24:48,188 INFO L133 ementStrategyFactory]: Using default assertion order modulation [2019-01-01 18:24:48,189 INFO L382 AbstractCegarLoop]: Interprodecural is true [2019-01-01 18:24:48,189 INFO L383 AbstractCegarLoop]: Hoare is false [2019-01-01 18:24:48,189 INFO L384 AbstractCegarLoop]: Compute interpolants for FPandBP [2019-01-01 18:24:48,189 INFO L385 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2019-01-01 18:24:48,189 INFO L386 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2019-01-01 18:24:48,190 INFO L387 AbstractCegarLoop]: Difference is false [2019-01-01 18:24:48,190 INFO L388 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2019-01-01 18:24:48,190 INFO L393 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2019-01-01 18:24:48,212 INFO L276 IsEmpty]: Start isEmpty. Operand 98 states. [2019-01-01 18:24:48,223 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2019-01-01 18:24:48,223 INFO L394 BasicCegarLoop]: Found error trace [2019-01-01 18:24:48,224 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] [2019-01-01 18:24:48,228 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_msgsErr4REQUIRES_VIOLATION, ldv_destroy_msgsErr5REQUIRES_VIOLATION, ldv_destroy_msgsErr0REQUIRES_VIOLATION, ldv_destroy_msgsErr1REQUIRES_VIOLATION, ldv_destroy_msgsErr2REQUIRES_VIOLATION, ldv_destroy_msgsErr3REQUIRES_VIOLATION, ldv_msg_fillErr0REQUIRES_VIOLATION, ldv_msg_fillErr5REQUIRES_VIOLATION, ldv_msg_fillErr4REQUIRES_VIOLATION, ldv_msg_fillErr3REQUIRES_VIOLATION, ldv_msg_fillErr2REQUIRES_VIOLATION, ldv_msg_fillErr1REQUIRES_VIOLATION, ldv_atomic_add_returnErr1REQUIRES_VIOLATION, ldv_atomic_add_returnErr2REQUIRES_VIOLATION, ldv_atomic_add_returnErr3REQUIRES_VIOLATION, ldv_atomic_add_returnErr0REQUIRES_VIOLATION, __ldv_list_delErr0REQUIRES_VIOLATION, __ldv_list_delErr1REQUIRES_VIOLATION, __ldv_list_delErr3REQUIRES_VIOLATION, __ldv_list_delErr2REQUIRES_VIOLATION, ldv_kobject_cleanupErr4ASSERT_VIOLATIONMEMORY_FREE, ldv_kobject_cleanupErr6ASSERT_VIOLATIONMEMORY_FREE, ldv_kobject_cleanupErr3ASSERT_VIOLATIONMEMORY_FREE, ldv_kobject_cleanupErr7ASSERT_VIOLATIONMEMORY_FREE, ldv_kobject_cleanupErr1REQUIRES_VIOLATION, ldv_kobject_cleanupErr5ASSERT_VIOLATIONMEMORY_FREE, ldv_kobject_cleanupErr0REQUIRES_VIOLATION, ldv_kobject_cleanupErr2ASSERT_VIOLATIONMEMORY_FREE, ldv_msg_freeErr2ASSERT_VIOLATIONMEMORY_FREE, ldv_msg_freeErr5ASSERT_VIOLATIONMEMORY_FREE, ldv_msg_freeErr1REQUIRES_VIOLATION, ldv_msg_freeErr3ASSERT_VIOLATIONMEMORY_FREE, ldv_msg_freeErr4ASSERT_VIOLATIONMEMORY_FREE, ldv_msg_freeErr0REQUIRES_VIOLATION, ldv_msg_freeErr6ASSERT_VIOLATIONMEMORY_FREE, ldv_msg_freeErr7ASSERT_VIOLATIONMEMORY_FREE, mainErr0ENSURES_VIOLATIONMEMORY_LEAK, LDV_INIT_LIST_HEADErr1REQUIRES_VIOLATION, LDV_INIT_LIST_HEADErr2REQUIRES_VIOLATION, LDV_INIT_LIST_HEADErr3REQUIRES_VIOLATION, LDV_INIT_LIST_HEADErr0REQUIRES_VIOLATION, ldv_list_delErr1REQUIRES_VIOLATION, ldv_list_delErr2REQUIRES_VIOLATION, ldv_list_delErr3REQUIRES_VIOLATION, ldv_list_delErr0REQUIRES_VIOLATION, __ldv_list_addErr4REQUIRES_VIOLATION, __ldv_list_addErr0REQUIRES_VIOLATION, __ldv_list_addErr5REQUIRES_VIOLATION, __ldv_list_addErr7REQUIRES_VIOLATION, __ldv_list_addErr6REQUIRES_VIOLATION, __ldv_list_addErr1REQUIRES_VIOLATION, __ldv_list_addErr3REQUIRES_VIOLATION, __ldv_list_addErr2REQUIRES_VIOLATION, ldv_dev_set_drvdataErr1REQUIRES_VIOLATION, ldv_dev_set_drvdataErr0REQUIRES_VIOLATION, ldv_atomic_sub_returnErr1REQUIRES_VIOLATION, ldv_atomic_sub_returnErr2REQUIRES_VIOLATION, ldv_atomic_sub_returnErr3REQUIRES_VIOLATION, ldv_atomic_sub_returnErr0REQUIRES_VIOLATION, ldv_list_add_tailErr1REQUIRES_VIOLATION, ldv_list_add_tailErr0REQUIRES_VIOLATION, ldv_dev_get_drvdataErr0REQUIRES_VIOLATION, ldv_dev_get_drvdataErr1REQUIRES_VIOLATION, ldv_msg_allocErr0REQUIRES_VIOLATION, ldv_msg_allocErr1REQUIRES_VIOLATION]=== [2019-01-01 18:24:48,236 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-01-01 18:24:48,237 INFO L82 PathProgramCache]: Analyzing trace with hash -368063165, now seen corresponding path program 1 times [2019-01-01 18:24:48,242 INFO L223 ckRefinementStrategy]: Switched to mode CVC4_FPBP [2019-01-01 18:24:48,243 INFO L69 tionRefinementEngine]: Using refinement strategy WolfRefinementStrategy No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/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 [2019-01-01 18:24:48,269 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-01-01 18:24:48,350 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-01-01 18:24:48,369 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2019-01-01 18:24:48,615 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-01-01 18:24:48,615 INFO L312 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [MP cvc4 --incremental --print-success --lang smt --rewrite-divk (2)] Exception during sending of exit command (exit): Broken pipe [2019-01-01 18:24:48,627 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-01-01 18:24:48,628 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2019-01-01 18:24:48,634 INFO L459 AbstractCegarLoop]: Interpolant automaton has 5 states [2019-01-01 18:24:48,655 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2019-01-01 18:24:48,656 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2019-01-01 18:24:48,660 INFO L87 Difference]: Start difference. First operand 98 states. Second operand 5 states. [2019-01-01 18:24:48,840 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-01-01 18:24:48,840 INFO L93 Difference]: Finished difference Result 35 states and 37 transitions. [2019-01-01 18:24:48,841 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2019-01-01 18:24:48,843 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 20 [2019-01-01 18:24:48,844 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-01-01 18:24:48,858 INFO L225 Difference]: With dead ends: 35 [2019-01-01 18:24:48,858 INFO L226 Difference]: Without dead ends: 32 [2019-01-01 18:24:48,860 INFO L631 BasicCegarLoop]: 0 DeclaredPredicates, 19 GetRequests, 16 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2019-01-01 18:24:48,881 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 32 states. [2019-01-01 18:24:48,906 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 32 to 29. [2019-01-01 18:24:48,908 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 29 states. [2019-01-01 18:24:48,909 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 29 states to 29 states and 30 transitions. [2019-01-01 18:24:48,911 INFO L78 Accepts]: Start accepts. Automaton has 29 states and 30 transitions. Word has length 20 [2019-01-01 18:24:48,911 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-01-01 18:24:48,912 INFO L480 AbstractCegarLoop]: Abstraction has 29 states and 30 transitions. [2019-01-01 18:24:48,912 INFO L481 AbstractCegarLoop]: Interpolant automaton has 5 states. [2019-01-01 18:24:48,912 INFO L276 IsEmpty]: Start isEmpty. Operand 29 states and 30 transitions. [2019-01-01 18:24:48,913 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2019-01-01 18:24:48,914 INFO L394 BasicCegarLoop]: Found error trace [2019-01-01 18:24:48,914 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] [2019-01-01 18:24:48,914 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_msgsErr4REQUIRES_VIOLATION, ldv_destroy_msgsErr5REQUIRES_VIOLATION, ldv_destroy_msgsErr0REQUIRES_VIOLATION, ldv_destroy_msgsErr1REQUIRES_VIOLATION, ldv_destroy_msgsErr2REQUIRES_VIOLATION, ldv_destroy_msgsErr3REQUIRES_VIOLATION, ldv_msg_fillErr0REQUIRES_VIOLATION, ldv_msg_fillErr5REQUIRES_VIOLATION, ldv_msg_fillErr4REQUIRES_VIOLATION, ldv_msg_fillErr3REQUIRES_VIOLATION, ldv_msg_fillErr2REQUIRES_VIOLATION, ldv_msg_fillErr1REQUIRES_VIOLATION, ldv_atomic_add_returnErr1REQUIRES_VIOLATION, ldv_atomic_add_returnErr2REQUIRES_VIOLATION, ldv_atomic_add_returnErr3REQUIRES_VIOLATION, ldv_atomic_add_returnErr0REQUIRES_VIOLATION, __ldv_list_delErr0REQUIRES_VIOLATION, __ldv_list_delErr1REQUIRES_VIOLATION, __ldv_list_delErr3REQUIRES_VIOLATION, __ldv_list_delErr2REQUIRES_VIOLATION, ldv_kobject_cleanupErr4ASSERT_VIOLATIONMEMORY_FREE, ldv_kobject_cleanupErr6ASSERT_VIOLATIONMEMORY_FREE, ldv_kobject_cleanupErr3ASSERT_VIOLATIONMEMORY_FREE, ldv_kobject_cleanupErr7ASSERT_VIOLATIONMEMORY_FREE, ldv_kobject_cleanupErr1REQUIRES_VIOLATION, ldv_kobject_cleanupErr5ASSERT_VIOLATIONMEMORY_FREE, ldv_kobject_cleanupErr0REQUIRES_VIOLATION, ldv_kobject_cleanupErr2ASSERT_VIOLATIONMEMORY_FREE, ldv_msg_freeErr2ASSERT_VIOLATIONMEMORY_FREE, ldv_msg_freeErr5ASSERT_VIOLATIONMEMORY_FREE, ldv_msg_freeErr1REQUIRES_VIOLATION, ldv_msg_freeErr3ASSERT_VIOLATIONMEMORY_FREE, ldv_msg_freeErr4ASSERT_VIOLATIONMEMORY_FREE, ldv_msg_freeErr0REQUIRES_VIOLATION, ldv_msg_freeErr6ASSERT_VIOLATIONMEMORY_FREE, ldv_msg_freeErr7ASSERT_VIOLATIONMEMORY_FREE, mainErr0ENSURES_VIOLATIONMEMORY_LEAK, LDV_INIT_LIST_HEADErr1REQUIRES_VIOLATION, LDV_INIT_LIST_HEADErr2REQUIRES_VIOLATION, LDV_INIT_LIST_HEADErr3REQUIRES_VIOLATION, LDV_INIT_LIST_HEADErr0REQUIRES_VIOLATION, ldv_list_delErr1REQUIRES_VIOLATION, ldv_list_delErr2REQUIRES_VIOLATION, ldv_list_delErr3REQUIRES_VIOLATION, ldv_list_delErr0REQUIRES_VIOLATION, __ldv_list_addErr4REQUIRES_VIOLATION, __ldv_list_addErr0REQUIRES_VIOLATION, __ldv_list_addErr5REQUIRES_VIOLATION, __ldv_list_addErr7REQUIRES_VIOLATION, __ldv_list_addErr6REQUIRES_VIOLATION, __ldv_list_addErr1REQUIRES_VIOLATION, __ldv_list_addErr3REQUIRES_VIOLATION, __ldv_list_addErr2REQUIRES_VIOLATION, ldv_dev_set_drvdataErr1REQUIRES_VIOLATION, ldv_dev_set_drvdataErr0REQUIRES_VIOLATION, ldv_atomic_sub_returnErr1REQUIRES_VIOLATION, ldv_atomic_sub_returnErr2REQUIRES_VIOLATION, ldv_atomic_sub_returnErr3REQUIRES_VIOLATION, ldv_atomic_sub_returnErr0REQUIRES_VIOLATION, ldv_list_add_tailErr1REQUIRES_VIOLATION, ldv_list_add_tailErr0REQUIRES_VIOLATION, ldv_dev_get_drvdataErr0REQUIRES_VIOLATION, ldv_dev_get_drvdataErr1REQUIRES_VIOLATION, ldv_msg_allocErr0REQUIRES_VIOLATION, ldv_msg_allocErr1REQUIRES_VIOLATION]=== [2019-01-01 18:24:48,915 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-01-01 18:24:48,915 INFO L82 PathProgramCache]: Analyzing trace with hash 2129952772, now seen corresponding path program 1 times [2019-01-01 18:24:48,916 INFO L223 ckRefinementStrategy]: Switched to mode CVC4_FPBP [2019-01-01 18:24:48,916 INFO L69 tionRefinementEngine]: Using refinement strategy WolfRefinementStrategy No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/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 [2019-01-01 18:24:48,963 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-01-01 18:24:49,013 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-01-01 18:24:49,017 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2019-01-01 18:24:49,031 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-01-01 18:24:49,031 INFO L312 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [MP cvc4 --incremental --print-success --lang smt --rewrite-divk (3)] Exception during sending of exit command (exit): Broken pipe [2019-01-01 18:24:49,037 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-01-01 18:24:49,038 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2019-01-01 18:24:49,040 INFO L459 AbstractCegarLoop]: Interpolant automaton has 3 states [2019-01-01 18:24:49,041 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2019-01-01 18:24:49,041 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2019-01-01 18:24:49,042 INFO L87 Difference]: Start difference. First operand 29 states and 30 transitions. Second operand 3 states. [2019-01-01 18:24:49,116 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-01-01 18:24:49,116 INFO L93 Difference]: Finished difference Result 36 states and 37 transitions. [2019-01-01 18:24:49,116 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2019-01-01 18:24:49,116 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 20 [2019-01-01 18:24:49,117 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-01-01 18:24:49,118 INFO L225 Difference]: With dead ends: 36 [2019-01-01 18:24:49,118 INFO L226 Difference]: Without dead ends: 25 [2019-01-01 18:24:49,120 INFO L631 BasicCegarLoop]: 0 DeclaredPredicates, 19 GetRequests, 18 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2019-01-01 18:24:49,120 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 25 states. [2019-01-01 18:24:49,123 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 25 to 25. [2019-01-01 18:24:49,123 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 25 states. [2019-01-01 18:24:49,124 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 25 states to 25 states and 24 transitions. [2019-01-01 18:24:49,124 INFO L78 Accepts]: Start accepts. Automaton has 25 states and 24 transitions. Word has length 20 [2019-01-01 18:24:49,125 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-01-01 18:24:49,125 INFO L480 AbstractCegarLoop]: Abstraction has 25 states and 24 transitions. [2019-01-01 18:24:49,125 INFO L481 AbstractCegarLoop]: Interpolant automaton has 3 states. [2019-01-01 18:24:49,126 INFO L276 IsEmpty]: Start isEmpty. Operand 25 states and 24 transitions. [2019-01-01 18:24:49,126 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25 [2019-01-01 18:24:49,126 INFO L394 BasicCegarLoop]: Found error trace [2019-01-01 18:24:49,128 INFO L402 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-01-01 18:24:49,128 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_msgsErr4REQUIRES_VIOLATION, ldv_destroy_msgsErr5REQUIRES_VIOLATION, ldv_destroy_msgsErr0REQUIRES_VIOLATION, ldv_destroy_msgsErr1REQUIRES_VIOLATION, ldv_destroy_msgsErr2REQUIRES_VIOLATION, ldv_destroy_msgsErr3REQUIRES_VIOLATION, ldv_msg_fillErr0REQUIRES_VIOLATION, ldv_msg_fillErr5REQUIRES_VIOLATION, ldv_msg_fillErr4REQUIRES_VIOLATION, ldv_msg_fillErr3REQUIRES_VIOLATION, ldv_msg_fillErr2REQUIRES_VIOLATION, ldv_msg_fillErr1REQUIRES_VIOLATION, ldv_atomic_add_returnErr1REQUIRES_VIOLATION, ldv_atomic_add_returnErr2REQUIRES_VIOLATION, ldv_atomic_add_returnErr3REQUIRES_VIOLATION, ldv_atomic_add_returnErr0REQUIRES_VIOLATION, __ldv_list_delErr0REQUIRES_VIOLATION, __ldv_list_delErr1REQUIRES_VIOLATION, __ldv_list_delErr3REQUIRES_VIOLATION, __ldv_list_delErr2REQUIRES_VIOLATION, ldv_kobject_cleanupErr4ASSERT_VIOLATIONMEMORY_FREE, ldv_kobject_cleanupErr6ASSERT_VIOLATIONMEMORY_FREE, ldv_kobject_cleanupErr3ASSERT_VIOLATIONMEMORY_FREE, ldv_kobject_cleanupErr7ASSERT_VIOLATIONMEMORY_FREE, ldv_kobject_cleanupErr1REQUIRES_VIOLATION, ldv_kobject_cleanupErr5ASSERT_VIOLATIONMEMORY_FREE, ldv_kobject_cleanupErr0REQUIRES_VIOLATION, ldv_kobject_cleanupErr2ASSERT_VIOLATIONMEMORY_FREE, ldv_msg_freeErr2ASSERT_VIOLATIONMEMORY_FREE, ldv_msg_freeErr5ASSERT_VIOLATIONMEMORY_FREE, ldv_msg_freeErr1REQUIRES_VIOLATION, ldv_msg_freeErr3ASSERT_VIOLATIONMEMORY_FREE, ldv_msg_freeErr4ASSERT_VIOLATIONMEMORY_FREE, ldv_msg_freeErr0REQUIRES_VIOLATION, ldv_msg_freeErr6ASSERT_VIOLATIONMEMORY_FREE, ldv_msg_freeErr7ASSERT_VIOLATIONMEMORY_FREE, mainErr0ENSURES_VIOLATIONMEMORY_LEAK, LDV_INIT_LIST_HEADErr1REQUIRES_VIOLATION, LDV_INIT_LIST_HEADErr2REQUIRES_VIOLATION, LDV_INIT_LIST_HEADErr3REQUIRES_VIOLATION, LDV_INIT_LIST_HEADErr0REQUIRES_VIOLATION, ldv_list_delErr1REQUIRES_VIOLATION, ldv_list_delErr2REQUIRES_VIOLATION, ldv_list_delErr3REQUIRES_VIOLATION, ldv_list_delErr0REQUIRES_VIOLATION, __ldv_list_addErr4REQUIRES_VIOLATION, __ldv_list_addErr0REQUIRES_VIOLATION, __ldv_list_addErr5REQUIRES_VIOLATION, __ldv_list_addErr7REQUIRES_VIOLATION, __ldv_list_addErr6REQUIRES_VIOLATION, __ldv_list_addErr1REQUIRES_VIOLATION, __ldv_list_addErr3REQUIRES_VIOLATION, __ldv_list_addErr2REQUIRES_VIOLATION, ldv_dev_set_drvdataErr1REQUIRES_VIOLATION, ldv_dev_set_drvdataErr0REQUIRES_VIOLATION, ldv_atomic_sub_returnErr1REQUIRES_VIOLATION, ldv_atomic_sub_returnErr2REQUIRES_VIOLATION, ldv_atomic_sub_returnErr3REQUIRES_VIOLATION, ldv_atomic_sub_returnErr0REQUIRES_VIOLATION, ldv_list_add_tailErr1REQUIRES_VIOLATION, ldv_list_add_tailErr0REQUIRES_VIOLATION, ldv_dev_get_drvdataErr0REQUIRES_VIOLATION, ldv_dev_get_drvdataErr1REQUIRES_VIOLATION, ldv_msg_allocErr0REQUIRES_VIOLATION, ldv_msg_allocErr1REQUIRES_VIOLATION]=== [2019-01-01 18:24:49,130 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-01-01 18:24:49,131 INFO L82 PathProgramCache]: Analyzing trace with hash -391165376, now seen corresponding path program 1 times [2019-01-01 18:24:49,131 INFO L223 ckRefinementStrategy]: Switched to mode CVC4_FPBP [2019-01-01 18:24:49,131 INFO L69 tionRefinementEngine]: Using refinement strategy WolfRefinementStrategy No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/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 [2019-01-01 18:24:49,155 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-01-01 18:24:49,277 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2019-01-01 18:24:49,380 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2019-01-01 18:24:49,445 INFO L469 BasicCegarLoop]: Counterexample might be feasible [2019-01-01 18:24:49,478 WARN L416 cessorBacktranslator]: Generated EnsuresSpecification ensures #valid == old(#valid); is not ensure(true) [2019-01-01 18:24:49,495 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# [2019-01-01 18:24:49,496 WARN L1298 BoogieBacktranslator]: Unfinished Backtranslation: BitvecLiteral 0bv32 could not be translated for associated CType *ldv_device [2019-01-01 18:24:49,496 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# [2019-01-01 18:24:49,496 WARN L1298 BoogieBacktranslator]: Unfinished Backtranslation: BitvecLiteral 0bv32 could not be translated for associated CType *ldv_device [2019-01-01 18:24:49,498 WARN L1298 BoogieBacktranslator]: Unfinished Backtranslation: BitvecLiteral 0bv32 could not be translated for associated CType *ldv_device [2019-01-01 18:24:49,498 WARN L1298 BoogieBacktranslator]: Unfinished Backtranslation: BitvecLiteral 0bv32 could not be translated for associated CType *ldv_device [2019-01-01 18:24:49,499 WARN L1298 BoogieBacktranslator]: Unfinished Backtranslation: BitvecLiteral 0bv32 could not be translated for associated CType *ldv_device [2019-01-01 18:24:49,499 WARN L1298 BoogieBacktranslator]: Unfinished Backtranslation: BitvecLiteral 0bv32 could not be translated for associated CType *ldv_device [2019-01-01 18:24:49,499 WARN L1298 BoogieBacktranslator]: Unfinished Backtranslation: BitvecLiteral 0bv32 could not be translated for associated CType *ldv_device [2019-01-01 18:24:49,501 WARN L1298 BoogieBacktranslator]: Unfinished Backtranslation: BitvecLiteral 0bv32 could not be translated for associated CType *ldv_device [2019-01-01 18:24:49,503 WARN L1298 BoogieBacktranslator]: Unfinished Backtranslation: BitvecLiteral 0bv32 could not be translated for associated CType *ldv_device [2019-01-01 18:24:49,505 WARN L1298 BoogieBacktranslator]: Unfinished Backtranslation: BitvecLiteral 0bv32 could not be translated for associated CType *ldv_device [2019-01-01 18:24:49,505 WARN L1298 BoogieBacktranslator]: Unfinished Backtranslation: BitvecLiteral 0bv32 could not be translated for associated CType *ldv_device [2019-01-01 18:24:49,506 WARN L1298 BoogieBacktranslator]: Unfinished Backtranslation: BitvecLiteral 0bv32 could not be translated for associated CType *ldv_device [2019-01-01 18:24:49,506 WARN L1298 BoogieBacktranslator]: Unfinished Backtranslation: BitvecLiteral 0bv32 could not be translated for associated CType *ldv_device [2019-01-01 18:24:49,510 WARN L1298 BoogieBacktranslator]: Unfinished Backtranslation: BitvecLiteral 0bv32 could not be translated for associated CType *ldv_device [2019-01-01 18:24:49,511 WARN L1298 BoogieBacktranslator]: Unfinished Backtranslation: BitvecLiteral 0bv32 could not be translated for associated CType *ldv_device [2019-01-01 18:24:49,511 WARN L1298 BoogieBacktranslator]: Unfinished Backtranslation: BitvecLiteral 0bv32 could not be translated for associated CType *ldv_device [2019-01-01 18:24:49,512 WARN L1298 BoogieBacktranslator]: Unfinished Backtranslation: BitvecLiteral 0bv32 could not be translated for associated CType *ldv_device [2019-01-01 18:24:49,512 WARN L1298 BoogieBacktranslator]: Unfinished Backtranslation: BitvecLiteral 0bv32 could not be translated for associated CType *ldv_device [2019-01-01 18:24:49,512 WARN L1298 BoogieBacktranslator]: Unfinished Backtranslation: BitvecLiteral 0bv32 could not be translated for associated CType *ldv_device [2019-01-01 18:24:49,518 WARN L1298 BoogieBacktranslator]: Unfinished Backtranslation: BitvecLiteral 0bv32 could not be translated for associated CType *ldv_device [2019-01-01 18:24:49,518 WARN L1298 BoogieBacktranslator]: Unfinished Backtranslation: BitvecLiteral 0bv32 could not be translated for associated CType *ldv_device [2019-01-01 18:24:49,519 WARN L1298 BoogieBacktranslator]: Unfinished Backtranslation: BitvecLiteral 0bv32 could not be translated for associated CType *ldv_device [2019-01-01 18:24:49,519 WARN L1298 BoogieBacktranslator]: Unfinished Backtranslation: BitvecLiteral 0bv32 could not be translated for associated CType *ldv_device [2019-01-01 18:24:49,522 WARN L1298 BoogieBacktranslator]: Unfinished Backtranslation: BitvecLiteral 0bv32 could not be translated for associated CType *ldv_device [2019-01-01 18:24:49,522 WARN L1298 BoogieBacktranslator]: Unfinished Backtranslation: BitvecLiteral 0bv32 could not be translated for associated CType *ldv_device [2019-01-01 18:24:49,523 WARN L1298 BoogieBacktranslator]: Unfinished Backtranslation: BitvecLiteral 0bv32 could not be translated for associated CType *ldv_device [2019-01-01 18:24:49,545 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 01.01 06:24:49 BoogieIcfgContainer [2019-01-01 18:24:49,545 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2019-01-01 18:24:49,546 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2019-01-01 18:24:49,546 INFO L271 PluginConnector]: Initializing Witness Printer... [2019-01-01 18:24:49,546 INFO L276 PluginConnector]: Witness Printer initialized [2019-01-01 18:24:49,547 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 01.01 06:24:48" (3/4) ... [2019-01-01 18:24:49,557 INFO L147 WitnessPrinter]: No result that supports witness generation found [2019-01-01 18:24:49,561 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2019-01-01 18:24:49,562 INFO L168 Benchmark]: Toolchain (without parser) took 5832.99 ms. Allocated memory was 1.0 GB in the beginning and 1.1 GB in the end (delta: 80.2 MB). Free memory was 952.7 MB in the beginning and 871.5 MB in the end (delta: 81.2 MB). Peak memory consumption was 161.4 MB. Max. memory is 11.5 GB. [2019-01-01 18:24:49,568 INFO L168 Benchmark]: CDTParser took 0.60 ms. Allocated memory is still 1.0 GB. Free memory is still 978.2 MB. There was no memory consumed. Max. memory is 11.5 GB. [2019-01-01 18:24:49,571 INFO L168 Benchmark]: CACSL2BoogieTranslator took 911.79 ms. Allocated memory was 1.0 GB in the beginning and 1.1 GB in the end (delta: 80.2 MB). Free memory was 947.3 MB in the beginning and 1.0 GB in the end (delta: -97.7 MB). Peak memory consumption was 31.8 MB. Max. memory is 11.5 GB. [2019-01-01 18:24:49,574 INFO L168 Benchmark]: Boogie Preprocessor took 158.24 ms. Allocated memory is still 1.1 GB. Free memory is still 1.0 GB. There was no memory consumed. Max. memory is 11.5 GB. [2019-01-01 18:24:49,574 INFO L168 Benchmark]: RCFGBuilder took 3307.42 ms. Allocated memory is still 1.1 GB. Free memory was 1.0 GB in the beginning and 939.8 MB in the end (delta: 105.3 MB). Peak memory consumption was 105.3 MB. Max. memory is 11.5 GB. [2019-01-01 18:24:49,575 INFO L168 Benchmark]: TraceAbstraction took 1434.64 ms. Allocated memory is still 1.1 GB. Free memory was 939.8 MB in the beginning and 871.5 MB in the end (delta: 68.3 MB). Peak memory consumption was 68.3 MB. Max. memory is 11.5 GB. [2019-01-01 18:24:49,579 INFO L168 Benchmark]: Witness Printer took 14.88 ms. Allocated memory is still 1.1 GB. Free memory is still 871.5 MB. There was no memory consumed. Max. memory is 11.5 GB. [2019-01-01 18:24:49,588 INFO L336 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.60 ms. Allocated memory is still 1.0 GB. Free memory is still 978.2 MB. There was no memory consumed. Max. memory is 11.5 GB. * CACSL2BoogieTranslator took 911.79 ms. Allocated memory was 1.0 GB in the beginning and 1.1 GB in the end (delta: 80.2 MB). Free memory was 947.3 MB in the beginning and 1.0 GB in the end (delta: -97.7 MB). Peak memory consumption was 31.8 MB. Max. memory is 11.5 GB. * Boogie Preprocessor took 158.24 ms. Allocated memory is still 1.1 GB. Free memory is still 1.0 GB. There was no memory consumed. Max. memory is 11.5 GB. * RCFGBuilder took 3307.42 ms. Allocated memory is still 1.1 GB. Free memory was 1.0 GB in the beginning and 939.8 MB in the end (delta: 105.3 MB). Peak memory consumption was 105.3 MB. Max. memory is 11.5 GB. * TraceAbstraction took 1434.64 ms. Allocated memory is still 1.1 GB. Free memory was 939.8 MB in the beginning and 871.5 MB in the end (delta: 68.3 MB). Peak memory consumption was 68.3 MB. Max. memory is 11.5 GB. * Witness Printer took 14.88 ms. Allocated memory is still 1.1 GB. Free memory is still 871.5 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 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 *ldv_device - 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 *ldv_device - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: BitvecLiteral 0bv32 could not be translated for associated CType *ldv_device - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: BitvecLiteral 0bv32 could not be translated for associated CType *ldv_device - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: BitvecLiteral 0bv32 could not be translated for associated CType *ldv_device - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: BitvecLiteral 0bv32 could not be translated for associated CType *ldv_device - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: BitvecLiteral 0bv32 could not be translated for associated CType *ldv_device - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: BitvecLiteral 0bv32 could not be translated for associated CType *ldv_device - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: BitvecLiteral 0bv32 could not be translated for associated CType *ldv_device - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: BitvecLiteral 0bv32 could not be translated for associated CType *ldv_device - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: BitvecLiteral 0bv32 could not be translated for associated CType *ldv_device - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: BitvecLiteral 0bv32 could not be translated for associated CType *ldv_device - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: BitvecLiteral 0bv32 could not be translated for associated CType *ldv_device - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: BitvecLiteral 0bv32 could not be translated for associated CType *ldv_device - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: BitvecLiteral 0bv32 could not be translated for associated CType *ldv_device - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: BitvecLiteral 0bv32 could not be translated for associated CType *ldv_device - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: BitvecLiteral 0bv32 could not be translated for associated CType *ldv_device - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: BitvecLiteral 0bv32 could not be translated for associated CType *ldv_device - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: BitvecLiteral 0bv32 could not be translated for associated CType *ldv_device - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: BitvecLiteral 0bv32 could not be translated for associated CType *ldv_device - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: BitvecLiteral 0bv32 could not be translated for associated CType *ldv_device - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: BitvecLiteral 0bv32 could not be translated for associated CType *ldv_device - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: BitvecLiteral 0bv32 could not be translated for associated CType *ldv_device - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: BitvecLiteral 0bv32 could not be translated for associated CType *ldv_device - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: BitvecLiteral 0bv32 could not be translated for associated CType *ldv_device - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: BitvecLiteral 0bv32 could not be translated for associated CType *ldv_device * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - UnprovableResult [Line: 1468]: Unable to prove that all allocated memory was freed Unable to prove that all allocated memory was freed Reason: overapproximation of memtrack at line 1468. Possible FailurePath: [L1135] struct ldv_list_head ldv_global_msg_list = { &(ldv_global_msg_list), &(ldv_global_msg_list) }; [L1441] struct ldv_device *saved_device_20; VAL [\old(ldv_global_msg_list)=null, \old(ldv_global_msg_list)=null, \old(saved_device_20)=null, \old(saved_device_20)=null, ldv_global_msg_list={-2147483647:0}, saved_device_20={0:0}] [L1469] CALL entry_point() VAL [\old(saved_device_20)=null, \old(saved_device_20)=null, ldv_global_msg_list={-2147483647:0}, saved_device_20={0:0}] [L1463] CALL alloc_20() VAL [\old(saved_device_20)=null, \old(saved_device_20)=null, ldv_global_msg_list={-2147483647:0}, saved_device_20={0:0}] [L1456] CALL, EXPR ldv_malloc(sizeof(struct A20)) VAL [\old(saved_device_20)=null, \old(saved_device_20)=null, \old(size)=16, ldv_global_msg_list={-2147483647:0}, saved_device_20={0:0}] [L1073] COND TRUE __VERIFIER_nondet_int() [L1074] return malloc(size); VAL [\old(saved_device_20)=null, \old(saved_device_20)=null, \old(size)=16, \result={1:0}, ldv_global_msg_list={-2147483647:0}, malloc(size)={1:0}, saved_device_20={0:0}, size=16] [L1456] RET, EXPR ldv_malloc(sizeof(struct A20)) VAL [\old(saved_device_20)=null, \old(saved_device_20)=null, ldv_global_msg_list={-2147483647:0}, ldv_malloc(sizeof(struct A20))={1:0}, saved_device_20={0:0}] [L1456] struct A20 *p = (struct A20*)ldv_malloc(sizeof(struct A20)); [L1457] COND TRUE \read(*p) VAL [\old(saved_device_20)=null, \old(saved_device_20)=null, ldv_global_msg_list={-2147483647:0}, p={1:0}, saved_device_20={0:0}] [L1458] CALL ldv_register_device(&p->dev) VAL [\old(saved_device_20)=null, \old(saved_device_20)=null, dev={1:4}, ldv_global_msg_list={-2147483647:0}, saved_device_20={0:0}] [L1444] saved_device_20 = dev VAL [\old(saved_device_20)=null, \old(saved_device_20)=null, dev={1:4}, dev={1:4}, ldv_global_msg_list={-2147483647:0}, saved_device_20={1:4}] [L1458] RET ldv_register_device(&p->dev) VAL [\old(saved_device_20)=null, \old(saved_device_20)=null, ldv_global_msg_list={-2147483647:0}, p={1:0}, saved_device_20={1:4}] [L1463] RET alloc_20() VAL [\old(saved_device_20)=null, \old(saved_device_20)=null, ldv_global_msg_list={-2147483647:0}, saved_device_20={1:4}] [L1465] saved_device_20 = 0 VAL [\old(saved_device_20)=null, \old(saved_device_20)=null, ldv_global_msg_list={-2147483647:0}, saved_device_20={0:0}] [L1469] RET entry_point() VAL [\old(saved_device_20)=null, \old(saved_device_20)=null, ldv_global_msg_list={-2147483647:0}, saved_device_20={0:0}] - StatisticsResult: Ultimate Automizer benchmark data CFG has 47 procedures, 329 locations, 71 error locations. UNSAFE Result, 1.3s OverallTime, 3 OverallIterations, 1 TraceHistogramMax, 0.3s AutomataDifference, 0.0s DeadEndRemovalTime, 0.0s HoareAnnotationTime, HoareTripleCheckerStatistics: 56 SDtfs, 5 SDslu, 93 SDs, 0 SdLazy, 23 SolverSat, 2 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 0.1s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 38 GetRequests, 34 SyntacticMatches, 0 SemanticMatches, 4 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.2s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=98occurred 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, 3 StatesRemovedByMinimization, 1 NontrivialMinimizations, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: TraceCheckStatistics: 0.0s SsaConstructionTime, 0.1s SatisfiabilityAnalysisTime, 0.2s InterpolantComputationTime, 64 NumberOfCodeBlocks, 64 NumberOfCodeBlocksAsserted, 3 NumberOfCheckSat, 38 ConstructedInterpolants, 0 QuantifiedInterpolants, 1520 SizeOfPredicates, 1 NumberOfNonLiveVariables, 176 ConjunctsInSsa, 13 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...